Re-land else-after-returns

fpdfsdk/src/fxedit/fxet_edit.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "../../include/fxedit/fxet_stub.h"
 #include "../../include/fxedit/fxet_edit.h"
 
-#define FX_EDIT_UNDO_MAXITEM                            10000
+#define FX_EDIT_UNDO_MAXITEM                10000
 
 /* ---------------------------- CFX_Edit_Iterator ---------------------------- */
 
 CFX_Edit_Iterator::CFX_Edit_Iterator(CFX_Edit * pEdit,IPDF_VariableText_Iterator * pVTIterator) :
-        m_pEdit(pEdit),
-        m_pVTIterator(pVTIterator)
+    m_pEdit(pEdit),
+    m_pVTIterator(pVTIterator)
 {
 }
 
 CFX_Edit_Iterator::~CFX_Edit_Iterator()
 {
 }
 
-FX_BOOL CFX_Edit_Iterator::NextWord()
+FX_BOOL CFX_Edit_Iterator::NextWord()
 {
-        ASSERT(m_pVTIterator != NULL);
-
-        return m_pVTIterator->NextWord();
+    return m_pVTIterator->NextWord();
 }
 
 FX_BOOL CFX_Edit_Iterator::NextLine()
 {
-        ASSERT(m_pVTIterator != NULL);
-
-        return m_pVTIterator->NextLine();
+    return m_pVTIterator->NextLine();
 }
 
 FX_BOOL CFX_Edit_Iterator::NextSection()
 {
-        ASSERT(m_pVTIterator != NULL);
-
-        return m_pVTIterator->NextSection();
+    return m_pVTIterator->NextSection();
 }
 
-FX_BOOL CFX_Edit_Iterator::PrevWord()
+FX_BOOL CFX_Edit_Iterator::PrevWord()
 {
-        ASSERT(m_pVTIterator != NULL);
-
-        return m_pVTIterator->PrevWord();
+    return m_pVTIterator->PrevWord();
 }
 
-FX_BOOL CFX_Edit_Iterator::PrevLine()
+FX_BOOL CFX_Edit_Iterator::PrevLine()
 {
-        ASSERT(m_pVTIterator != NULL);
-
-        return m_pVTIterator->PrevLine();
+    return m_pVTIterator->PrevLine();
 }
 
-FX_BOOL CFX_Edit_Iterator::PrevSection()
+FX_BOOL CFX_Edit_Iterator::PrevSection()
 {
-        ASSERT(m_pVTIterator != NULL);
-
-        return m_pVTIterator->PrevSection();
+    return m_pVTIterator->PrevSection();
 }
 
 FX_BOOL CFX_Edit_Iterator::GetWord(CPVT_Word & word) const
 {
-        ASSERT(m_pEdit != NULL);
-        ASSERT(m_pVTIterator != NULL);
+    ASSERT(m_pEdit);
 
-        if (m_pVTIterator->GetWord(word))
-        {
-                word.ptWord = m_pEdit->VTToEdit(word.ptWord);
-                return TRUE;
-        }
-
-        return FALSE;
+    if (m_pVTIterator->GetWord(word))
+    {
+        word.ptWord = m_pEdit->VTToEdit(word.ptWord);
+        return TRUE;
+    }
+    return FALSE;
 }
 
 FX_BOOL CFX_Edit_Iterator::GetLine(CPVT_Line & line) const
 {
-        ASSERT(m_pEdit != NULL);
-        ASSERT(m_pVTIterator != NULL);
+    ASSERT(m_pEdit);
 
-        if (m_pVTIterator->GetLine(line))
-        {
-                line.ptLine = m_pEdit->VTToEdit(line.ptLine);
-                return TRUE;
-        }
-
-        return FALSE;
+    if (m_pVTIterator->GetLine(line))
+    {
+        line.ptLine = m_pEdit->VTToEdit(line.ptLine);
+        return TRUE;
+    }
+    return FALSE;
 }
 
 FX_BOOL CFX_Edit_Iterator::GetSection(CPVT_Section & section) const
 {
-        ASSERT(m_pEdit != NULL);
-        ASSERT(m_pVTIterator != NULL);
+    ASSERT(m_pEdit);
 
-        if (m_pVTIterator->GetSection(section))
-        {
-                section.rcSection = m_pEdit->VTToEdit(section.rcSection);
-                return TRUE;
-        }
-
-        return FALSE;
+    if (m_pVTIterator->GetSection(section))
+    {
+        section.rcSection = m_pEdit->VTToEdit(section.rcSection);
+        return TRUE;
+    }
+    return FALSE;
 }
 
 void CFX_Edit_Iterator::SetAt(int32_t nWordIndex)
 {
-        ASSERT(m_pVTIterator != NULL);
-
-        m_pVTIterator->SetAt(nWordIndex);
+    m_pVTIterator->SetAt(nWordIndex);
 }
 
 void CFX_Edit_Iterator::SetAt(const CPVT_WordPlace & place)
 {
-        ASSERT(m_pVTIterator != NULL);
-
-        m_pVTIterator->SetAt(place);
+    m_pVTIterator->SetAt(place);
 }
 
 const CPVT_WordPlace & CFX_Edit_Iterator::GetAt() const
 {
-        ASSERT(m_pVTIterator != NULL);
-
-        return m_pVTIterator->GetAt();
+    return m_pVTIterator->GetAt();
 }
 
 IFX_Edit* CFX_Edit_Iterator::GetEdit() const
 {
-        return m_pEdit;
+    return m_pEdit;
 }
 
 /* --------------------------- CFX_Edit_Provider ------------------------------- */
 
 CFX_Edit_Provider::CFX_Edit_Provider(IFX_Edit_FontMap * pFontMap) : m_pFontMap(pFontMap)
 {
-        ASSERT(m_pFontMap != NULL);
+    ASSERT(m_pFontMap != NULL);
 }
 
 CFX_Edit_Provider::~CFX_Edit_Provider()
 {
 }
 
 IFX_Edit_FontMap* CFX_Edit_Provider::GetFontMap()
 {
-        return m_pFontMap;
+    return m_pFontMap;
 }
 
 int32_t CFX_Edit_Provider::GetCharWidth(int32_t nFontIndex, FX_WORD word, int32_t nWordStyle)
 {
-        if (CPDF_Font* pPDFFont = m_pFontMap->GetPDFFont(nFontIndex))
-        {
-                FX_DWORD charcode = word;
+    if (CPDF_Font* pPDFFont = m_pFontMap->GetPDFFont(nFontIndex))
+    {
+        FX_DWORD charcode = word;
 
-                if (pPDFFont->IsUnicodeCompatible())
-                        charcode = pPDFFont->CharCodeFromUnicode(word);
-                else
-                        charcode = m_pFontMap->CharCodeFromUnicode(nFontIndex, word);
+        if (pPDFFont->IsUnicodeCompatible())
+            charcode = pPDFFont->CharCodeFromUnicode(word);
+        else
+            charcode = m_pFontMap->CharCodeFromUnicode(nFontIndex, word);
 
-                if (charcode != -1)
-                        return pPDFFont->GetCharWidthF(charcode);
-        }
+        if (charcode != -1)
+            return pPDFFont->GetCharWidthF(charcode);
+    }
 
-        return 0;
+    return 0;
 }
 
 int32_t CFX_Edit_Provider::GetTypeAscent(int32_t nFontIndex)
 {
-        if (CPDF_Font* pPDFFont = m_pFontMap->GetPDFFont(nFontIndex))
-                return pPDFFont->GetTypeAscent();
+    if (CPDF_Font* pPDFFont = m_pFontMap->GetPDFFont(nFontIndex))
+        return pPDFFont->GetTypeAscent();
 
-        return 0;
+    return 0;
 }
 
 int32_t CFX_Edit_Provider::GetTypeDescent(int32_t nFontIndex)
 {
-        if (CPDF_Font* pPDFFont = m_pFontMap->GetPDFFont(nFontIndex))
-                return pPDFFont->GetTypeDescent();
+    if (CPDF_Font* pPDFFont = m_pFontMap->GetPDFFont(nFontIndex))
+        return pPDFFont->GetTypeDescent();
 
-        return 0;
+    return 0;
 }
 
 int32_t CFX_Edit_Provider::GetWordFontIndex(FX_WORD word, int32_t charset, int32_t nFontIndex)
 {
-        return m_pFontMap->GetWordFontIndex(word,charset,nFontIndex);
+    return m_pFontMap->GetWordFontIndex(word,charset,nFontIndex);
 }
 
 int32_t CFX_Edit_Provider::GetDefaultFontIndex()
 {
-        return 0;
+    return 0;
 }
 
-FX_BOOL CFX_Edit_Provider::IsLatinWord(FX_WORD word)
+FX_BOOL CFX_Edit_Provider::IsLatinWord(FX_WORD word)
 {
-        return FX_EDIT_ISLATINWORD(word);
+    return FX_EDIT_ISLATINWORD(word);
 }
 
 /* --------------------------------- CFX_Edit_Refresh --------------------------------- */
 
 CFX_Edit_Refresh::CFX_Edit_Refresh()
 {
 }
 
 CFX_Edit_Refresh::~CFX_Edit_Refresh()
 {
 }
 
 void CFX_Edit_Refresh::BeginRefresh()
 {
-        m_RefreshRects.Empty();
-        m_OldLineRects = m_NewLineRects;
+    m_RefreshRects.Empty();
+    m_OldLineRects = m_NewLineRects;
 }
 
 void CFX_Edit_Refresh::Push(const CPVT_WordRange & linerange,const CPDF_Rect & rect)
 {
-        m_NewLineRects.Add(linerange,rect);
+    m_NewLineRects.Add(linerange,rect);
 }
 
 void CFX_Edit_Refresh::NoAnalyse()
 {
-        {
-                for (int32_t i = 0, sz = m_OldLineRects.GetSize(); i < sz; i++)
-                        if (CFX_Edit_LineRect * pOldRect = m_OldLineRects.GetAt(i))
-                                m_RefreshRects.Add(pOldRect->m_rcLine);
-        }
-
-        {
-                for (int32_t i = 0, sz = m_NewLineRects.GetSize(); i < sz; i++)
-                        if (CFX_Edit_LineRect * pNewRect = m_NewLineRects.GetAt(i))
-                                m_RefreshRects.Add(pNewRect->m_rcLine);
-        }
+    {
+        for (int32_t i = 0, sz = m_OldLineRects.GetSize(); i < sz; i++)
+            if (CFX_Edit_LineRect * pOldRect = m_OldLineRects.GetAt(i))
+                m_RefreshRects.Add(pOldRect->m_rcLine);
+    }
+
+    {
+        for (int32_t i = 0, sz = m_NewLineRects.GetSize(); i < sz; i++)
+            if (CFX_Edit_LineRect * pNewRect = m_NewLineRects.GetAt(i))
+                m_RefreshRects.Add(pNewRect->m_rcLine);
+    }
 }
 
 void CFX_Edit_Refresh::Analyse(int32_t nAlignment)
 {
-        FX_BOOL bLineTopChanged = FALSE;
-        CPDF_Rect rcResult;
-        FX_FLOAT fWidthDiff;
-
-        int32_t szMax = FX_EDIT_MAX(m_OldLineRects.GetSize(),m_NewLineRects.GetSize());
-        int32_t i = 0;
-
-        while (i < szMax)
-        {
-                CFX_Edit_LineRect * pOldRect = m_OldLineRects.GetAt(i);
-                CFX_Edit_LineRect * pNewRect = m_NewLineRects.GetAt(i);
-
-                if (pOldRect)
-                {
-                        if (pNewRect)
-                        {
-                                if (bLineTopChanged)
-                                {
-                                        rcResult = pOldRect->m_rcLine;
-                                        rcResult.Union(pNewRect->m_rcLine);
-                                        m_RefreshRects.Add(rcResult);
-                                }
-                                else
-                                {
-                                        if (*pNewRect != *pOldRect)
-                                        {
-                                                if (!pNewRect->IsSameTop(*pOldRect) || !pNewRect->IsSameHeight(*pOldRect))
-                                                {
-                                                        bLineTopChanged = TRUE;
-                                                        continue;
-                                                }
-
-                                                if (nAlignment == 0)
-                                                {
-                                                        if (pNewRect->m_wrLine.BeginPos != pOldRect->m_wrLine.BeginPos)
-                                                        {
-                                                                rcResult = pOldRect->m_rcLine;
-                                                                rcResult.Union(pNewRect->m_rcLine);
-                                                                m_RefreshRects.Add(rcResult);
-                                                        }
-                                                        else
-                                                        {
-                                                                if (!pNewRect->IsSameLeft(*pOldRect))
-                                                                {
-                                                                        rcResult = pOldRect->m_rcLine;
-                                                                        rcResult.Union(pNewRect->m_rcLine);
-                                                                }
-                                                                else
-                                                                {
-                                                                        fWidthDiff = pNewRect->m_rcLine.Width() - pOldRect->m_rcLine.Width();
-                                                                        rcResult = pNewRect->m_rcLine;
-                                                                        if (fWidthDiff > 0.0f)
-                                                                                rcResult.left = rcResult.right - fWidthDiff;
-                                                                        else
-                                                                        {
-                                                                                rcResult.left = rcResult.right;
-                                                                                rcResult.right += (-fWidthDiff);
-                                                                        }
-                                                                }
-                                                                m_RefreshRects.Add(rcResult);
-                                                        }
-                                                }
-                                                else
-                                                {
-                                                        rcResult = pOldRect->m_rcLine;
-                                                        rcResult.Union(pNewRect->m_rcLine);
-                                                        m_RefreshRects.Add(rcResult);
-                                                }
-                                        }
-                                        else
-                                        {
-                                                //don't need to do anything
-                                        }
-                                }
-                        }
-                        else
-                        {
-                                m_RefreshRects.Add(pOldRect->m_rcLine);
-                        }
-                }
-                else
-                {
-                        if (pNewRect)
-                        {
-                                m_RefreshRects.Add(pNewRect->m_rcLine);
-                        }
-                        else
-                        {
-                                //error
-                        }
-                }
-                i++;
-        }
+    FX_BOOL bLineTopChanged = FALSE;
+    CPDF_Rect rcResult;
+    FX_FLOAT fWidthDiff;
+
+    int32_t szMax = FX_EDIT_MAX(m_OldLineRects.GetSize(),m_NewLineRects.GetSize());
+    int32_t i = 0;
+
+    while (i < szMax)
+    {
+        CFX_Edit_LineRect * pOldRect = m_OldLineRects.GetAt(i);
+        CFX_Edit_LineRect * pNewRect = m_NewLineRects.GetAt(i);
+
+        if (pOldRect)
+        {
+            if (pNewRect)
+            {
+                if (bLineTopChanged)
+                {
+                    rcResult = pOldRect->m_rcLine;
+                    rcResult.Union(pNewRect->m_rcLine);
+                    m_RefreshRects.Add(rcResult);
+                }
+                else
+                {
+                    if (*pNewRect != *pOldRect)
+                    {
+                        if (!pNewRect->IsSameTop(*pOldRect) || !pNewRect->IsSameHeight(*pOldRect))
+                        {
+                            bLineTopChanged = TRUE;
+                            continue;
+                        }
+
+                        if (nAlignment == 0)
+                        {
+                            if (pNewRect->m_wrLine.BeginPos != pOldRect->m_wrLine.BeginPos)
+                            {
+                                rcResult = pOldRect->m_rcLine;
+                                rcResult.Union(pNewRect->m_rcLine);
+                                m_RefreshRects.Add(rcResult);
+                            }
+                            else
+                            {
+                                if (!pNewRect->IsSameLeft(*pOldRect))
+                                {
+                                    rcResult = pOldRect->m_rcLine;
+                                    rcResult.Union(pNewRect->m_rcLine);
+                                }
+                                else
+                                {
+                                    fWidthDiff = pNewRect->m_rcLine.Width() - pOldRect->m_rcLine.Width();
+                                    rcResult = pNewRect->m_rcLine;
+                                    if (fWidthDiff > 0.0f)
+                                        rcResult.left = rcResult.right - fWidthDiff;
+                                    else
+                                    {
+                                        rcResult.left = rcResult.right;
+                                        rcResult.right += (-fWidthDiff);
+                                    }
+                                }
+                                m_RefreshRects.Add(rcResult);
+                            }
+                        }
+                        else
+                        {
+                            rcResult = pOldRect->m_rcLine;
+                            rcResult.Union(pNewRect->m_rcLine);
+                            m_RefreshRects.Add(rcResult);
+                        }
+                    }
+                    else
+                    {
+                        //don't need to do anything
+                    }
+                }
+            }
+            else
+            {
+                m_RefreshRects.Add(pOldRect->m_rcLine);
+            }
+        }
+        else
+        {
+            if (pNewRect)
+            {
+                m_RefreshRects.Add(pNewRect->m_rcLine);
+            }
+            else
+            {
+                //error
+            }
+        }
+        i++;
+    }
 }
 
 void CFX_Edit_Refresh::AddRefresh(const CPDF_Rect & rect)
 {
-        m_RefreshRects.Add(rect);
+    m_RefreshRects.Add(rect);
 }
 
 const CFX_Edit_RectArray * CFX_Edit_Refresh::GetRefreshRects() const
 {
-        return &m_RefreshRects;
+    return &m_RefreshRects;
 }
 
 void CFX_Edit_Refresh::EndRefresh()
 {
-        m_RefreshRects.Empty();
+    m_RefreshRects.Empty();
 }
 
 /* ------------------------------------- CFX_Edit_Undo ------------------------------------- */
 
 CFX_Edit_Undo::CFX_Edit_Undo(int32_t nBufsize) : m_nCurUndoPos(0),
-        m_nBufSize(nBufsize),
-        m_bModified(FALSE),
-        m_bVirgin(TRUE),
-        m_bWorking(FALSE)
+    m_nBufSize(nBufsize),
+    m_bModified(FALSE),
+    m_bVirgin(TRUE),
+    m_bWorking(FALSE)
 {
 }
 
 CFX_Edit_Undo::~CFX_Edit_Undo()
 {
-        Reset();
+    Reset();
 }
 
 FX_BOOL CFX_Edit_Undo::CanUndo() const
 {
-        return m_nCurUndoPos > 0;
+    return m_nCurUndoPos > 0;
 }
 
 void CFX_Edit_Undo::Undo()
 {
-        m_bWorking = TRUE;
-
-        if (m_nCurUndoPos > 0)
-        {
-                IFX_Edit_UndoItem * pItem = m_UndoItemStack.GetAt(m_nCurUndoPos-1);
-                ASSERT(pItem != NULL);
-
-                pItem->Undo();
-
-                m_nCurUndoPos--;
-                m_bModified = (m_nCurUndoPos != 0);
-        }
-
-        m_bWorking = FALSE;
-}
-
-FX_BOOL CFX_Edit_Undo::CanRedo() const
-{
-        return m_nCurUndoPos < m_UndoItemStack.GetSize();
+    m_bWorking = TRUE;
+
+    if (m_nCurUndoPos > 0)
+    {
+        IFX_Edit_UndoItem * pItem = m_UndoItemStack.GetAt(m_nCurUndoPos-1);
+        ASSERT(pItem != NULL);
+
+        pItem->Undo();
+
+        m_nCurUndoPos--;
+        m_bModified = (m_nCurUndoPos != 0);
+    }
+
+    m_bWorking = FALSE;
+}
+
+FX_BOOL CFX_Edit_Undo::CanRedo() const
+{
+    return m_nCurUndoPos < m_UndoItemStack.GetSize();
 }
 
 void CFX_Edit_Undo::Redo()
 {
-        m_bWorking = TRUE;
-
-        int32_t nStackSize = m_UndoItemStack.GetSize();
-
-        if (m_nCurUndoPos < nStackSize)
-        {
-                IFX_Edit_UndoItem * pItem = m_UndoItemStack.GetAt(m_nCurUndoPos);
-                ASSERT(pItem != NULL);
-
-                pItem->Redo();
-
-                m_nCurUndoPos++;
-                m_bModified = (m_nCurUndoPos != 0);
-        }
-
-        m_bWorking = FALSE;
-}
-
-FX_BOOL CFX_Edit_Undo::IsWorking() const
-{
-        return m_bWorking;
+    m_bWorking = TRUE;
+
+    int32_t nStackSize = m_UndoItemStack.GetSize();
+
+    if (m_nCurUndoPos < nStackSize)
+    {
+        IFX_Edit_UndoItem * pItem = m_UndoItemStack.GetAt(m_nCurUndoPos);
+        ASSERT(pItem != NULL);
+
+        pItem->Redo();
+
+        m_nCurUndoPos++;
+        m_bModified = (m_nCurUndoPos != 0);
+    }
+
+    m_bWorking = FALSE;
+}
+
+FX_BOOL CFX_Edit_Undo::IsWorking() const
+{
+    return m_bWorking;
 }
 
 void CFX_Edit_Undo::AddItem(IFX_Edit_UndoItem* pItem)
 {
-        ASSERT(!m_bWorking);
-        ASSERT(pItem != NULL);
-        ASSERT(m_nBufSize > 1);
-
-        if (m_nCurUndoPos < m_UndoItemStack.GetSize())
-                RemoveTails();
-
-        if (m_UndoItemStack.GetSize() >= m_nBufSize)
-        {
-                RemoveHeads();
-                m_bVirgin = FALSE;
-        }
-
-        m_UndoItemStack.Add(pItem);
-        m_nCurUndoPos = m_UndoItemStack.GetSize();
-
-        m_bModified = (m_nCurUndoPos != 0);
-}
-
-FX_BOOL CFX_Edit_Undo::IsModified() const
-{
-        if (m_bVirgin)
-                return m_bModified;
-        else
-                return TRUE;
+    ASSERT(!m_bWorking);
+    ASSERT(pItem != NULL);
+    ASSERT(m_nBufSize > 1);
+
+    if (m_nCurUndoPos < m_UndoItemStack.GetSize())
+        RemoveTails();
+
+    if (m_UndoItemStack.GetSize() >= m_nBufSize)
+    {
+        RemoveHeads();
+        m_bVirgin = FALSE;
+    }
+
+    m_UndoItemStack.Add(pItem);
+    m_nCurUndoPos = m_UndoItemStack.GetSize();
+
+    m_bModified = (m_nCurUndoPos != 0);
+}
+
+FX_BOOL CFX_Edit_Undo::IsModified() const
+{
+    return m_bVirgin ? m_bModified : TRUE;
 }
 
 IFX_Edit_UndoItem* CFX_Edit_Undo::GetItem(int32_t nIndex)
 {
-        if (nIndex>=0 && nIndex < m_UndoItemStack.GetSize())
-                return m_UndoItemStack.GetAt(nIndex);
-
-        return NULL;
+    if (nIndex>=0 && nIndex < m_UndoItemStack.GetSize())
+        return m_UndoItemStack.GetAt(nIndex);
+
+    return NULL;
 }
 
 void CFX_Edit_Undo::RemoveHeads()
 {
-        ASSERT(m_UndoItemStack.GetSize() > 1);
-
-        delete m_UndoItemStack.GetAt(0);
-        m_UndoItemStack.RemoveAt(0);
+    ASSERT(m_UndoItemStack.GetSize() > 1);
+
+    delete m_UndoItemStack.GetAt(0);
+    m_UndoItemStack.RemoveAt(0);
 }
 
 void CFX_Edit_Undo::RemoveTails()
 {
-        for (int32_t i = m_UndoItemStack.GetSize()-1; i >= m_nCurUndoPos; i--)
-        {
-                delete m_UndoItemStack.GetAt(i);
-                m_UndoItemStack.RemoveAt(i);
-        }
+    for (int32_t i = m_UndoItemStack.GetSize()-1; i >= m_nCurUndoPos; i--)
+    {
+        delete m_UndoItemStack.GetAt(i);
+        m_UndoItemStack.RemoveAt(i);
+    }
 }
 
 void CFX_Edit_Undo::Reset()
 {
-        for (int32_t i=0, sz=m_UndoItemStack.GetSize(); i < sz; i++)
-        {
-                delete m_UndoItemStack.GetAt(i);
-        }
-        m_nCurUndoPos = 0;
-        m_UndoItemStack.RemoveAll();
+    for (int32_t i=0, sz=m_UndoItemStack.GetSize(); i < sz; i++)
+    {
+        delete m_UndoItemStack.GetAt(i);
+    }
+    m_nCurUndoPos = 0;
+    m_UndoItemStack.RemoveAll();
 }
 
 /* -------------------------------- CFX_Edit_GroupUndoItem -------------------------------- */
 
 CFX_Edit_GroupUndoItem::CFX_Edit_GroupUndoItem(const CFX_WideString& sTitle) : m_sTitle(sTitle)
 {
 }
 
 CFX_Edit_GroupUndoItem::~CFX_Edit_GroupUndoItem()
 {
-        for (int i=0,sz=m_Items.GetSize(); i<sz; i++)
-        {
-                delete m_Items[i];
-        }
+    for (int i=0,sz=m_Items.GetSize(); i<sz; i++)
+    {
+        delete m_Items[i];
+    }
 
-        m_Items.RemoveAll();
+    m_Items.RemoveAll();
 }
 
 void CFX_Edit_GroupUndoItem::AddUndoItem(CFX_Edit_UndoItem* pUndoItem)
 {
-        ASSERT(pUndoItem != NULL);
+    ASSERT(pUndoItem != NULL);
 
-        pUndoItem->SetFirst(FALSE);
-        pUndoItem->SetLast(FALSE);
+    pUndoItem->SetFirst(FALSE);
+    pUndoItem->SetLast(FALSE);
 
-        m_Items.Add(pUndoItem);
+    m_Items.Add(pUndoItem);
 
-        if (m_sTitle.IsEmpty())
-                m_sTitle = pUndoItem->GetUndoTitle();
+    if (m_sTitle.IsEmpty())
+        m_sTitle = pUndoItem->GetUndoTitle();
 }
 
 void CFX_Edit_GroupUndoItem::UpdateItems()
 {
-        if (m_Items.GetSize() > 0)
-        {
-                CFX_Edit_UndoItem* pFirstItem = m_Items[0];
-                ASSERT(pFirstItem != NULL);
-                pFirstItem->SetFirst(TRUE);
+    if (m_Items.GetSize() > 0)
+    {
+        CFX_Edit_UndoItem* pFirstItem = m_Items[0];
+        ASSERT(pFirstItem != NULL);
+        pFirstItem->SetFirst(TRUE);
 
-                CFX_Edit_UndoItem* pLastItem = m_Items[m_Items.GetSize() - 1];
-                ASSERT(pLastItem != NULL);
-                pLastItem->SetLast(TRUE);
-        }
+        CFX_Edit_UndoItem* pLastItem = m_Items[m_Items.GetSize() - 1];
+        ASSERT(pLastItem != NULL);
+        pLastItem->SetLast(TRUE);
+    }
 }
 
 void CFX_Edit_GroupUndoItem::Undo()
 {
-        for (int i=m_Items.GetSize()-1; i>=0; i--)
-        {
-                CFX_Edit_UndoItem* pUndoItem = m_Items[i];
-                ASSERT(pUndoItem != NULL);
+    for (int i=m_Items.GetSize()-1; i>=0; i--)
+    {
+        CFX_Edit_UndoItem* pUndoItem = m_Items[i];
+        ASSERT(pUndoItem != NULL);
 
-                pUndoItem->Undo();
-        }
+        pUndoItem->Undo();
+    }
 }
 
 void CFX_Edit_GroupUndoItem::Redo()
 {
-        for (int i=0,sz=m_Items.GetSize(); i<sz; i++)
-        {
-                CFX_Edit_UndoItem* pUndoItem = m_Items[i];
-                ASSERT(pUndoItem != NULL);
+    for (int i=0,sz=m_Items.GetSize(); i<sz; i++)
+    {
+        CFX_Edit_UndoItem* pUndoItem = m_Items[i];
+        ASSERT(pUndoItem != NULL);
 
-                pUndoItem->Redo();
-        }
+        pUndoItem->Redo();
+    }
 }
 
 CFX_WideString CFX_Edit_GroupUndoItem::GetUndoTitle()
 {
-        return m_sTitle;
+    return m_sTitle;
 }
 
 /* ------------------------------------- CFX_Edit_UndoItem derived classes ------------------------------------- */
 
 CFXEU_InsertWord::CFXEU_InsertWord(CFX_Edit * pEdit, const CPVT_WordPlace & wpOldPlace, const CPVT_WordPlace & wpNewPlace,
-                                                                 FX_WORD word, int32_t charset, const CPVT_WordProps * pWordProps)
-        : m_pEdit(pEdit), m_wpOld(wpOldPlace), m_wpNew(wpNewPlace), m_Word(word), m_nCharset(charset), m_WordProps()
+                                 FX_WORD word, int32_t charset, const CPVT_WordProps * pWordProps)
+    : m_pEdit(pEdit), m_wpOld(wpOldPlace), m_wpNew(wpNewPlace), m_Word(word), m_nCharset(charset), m_WordProps()
 {
-        if (pWordProps)
-                m_WordProps = *pWordProps;
+    if (pWordProps)
+        m_WordProps = *pWordProps;
 }
 
 CFXEU_InsertWord::~CFXEU_InsertWord()
 {
 }
 
 void CFXEU_InsertWord::Redo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetCaret(m_wpOld);
-                m_pEdit->InsertWord(m_Word,m_nCharset,&m_WordProps,FALSE,TRUE);
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetCaret(m_wpOld);
+        m_pEdit->InsertWord(m_Word,m_nCharset,&m_WordProps,FALSE,TRUE);
+    }
 }
 
 void CFXEU_InsertWord::Undo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetCaret(m_wpNew);
-                m_pEdit->Backspace(FALSE,TRUE);
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetCaret(m_wpNew);
+        m_pEdit->Backspace(FALSE,TRUE);
+    }
 }
 
 /* -------------------------------------------------------------------------- */
 
 CFXEU_InsertReturn::CFXEU_InsertReturn(CFX_Edit * pEdit, const CPVT_WordPlace & wpOldPlace, const CPVT_WordPlace & wpNewPlace,
-                         const CPVT_SecProps * pSecProps, const CPVT_WordProps * pWordProps) :
-                        m_pEdit(pEdit),
-                        m_wpOld(wpOldPlace),
-                        m_wpNew(wpNewPlace),
-                        m_SecProps(),
-                        m_WordProps()
+             const CPVT_SecProps * pSecProps, const CPVT_WordProps * pWordProps) :
+            m_pEdit(pEdit),
+            m_wpOld(wpOldPlace),
+            m_wpNew(wpNewPlace),
+            m_SecProps(),
+            m_WordProps()
 {
-        if (pSecProps)
-                m_SecProps = *pSecProps;
-        if (pWordProps)
-                m_WordProps = *pWordProps;
+    if (pSecProps)
+        m_SecProps = *pSecProps;
+    if (pWordProps)
+        m_WordProps = *pWordProps;
 }
 
 CFXEU_InsertReturn::~CFXEU_InsertReturn()
 {
 }
 
 void CFXEU_InsertReturn::Redo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetCaret(m_wpOld);
-                m_pEdit->InsertReturn(&m_SecProps,&m_WordProps,FALSE,TRUE);
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetCaret(m_wpOld);
+        m_pEdit->InsertReturn(&m_SecProps,&m_WordProps,FALSE,TRUE);
+    }
 }
 
 void CFXEU_InsertReturn::Undo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetCaret(m_wpNew);
-                m_pEdit->Backspace(FALSE,TRUE);
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetCaret(m_wpNew);
+        m_pEdit->Backspace(FALSE,TRUE);
+    }
 }
 
 /* -------------------------------------------------------------------------- */
 //CFXEU_Backspace
 
 CFXEU_Backspace::CFXEU_Backspace(CFX_Edit * pEdit, const CPVT_WordPlace & wpOldPlace, const CPVT_WordPlace & wpNewPlace,
-                                                           FX_WORD word, int32_t charset,
-                                                           const CPVT_SecProps & SecProps, const CPVT_WordProps & WordProps) :
-                        m_pEdit(pEdit),
-                        m_wpOld(wpOldPlace),
-                        m_wpNew(wpNewPlace),
-                        m_Word(word),
-                        m_nCharset(charset),
-                        m_SecProps(SecProps),
-                        m_WordProps(WordProps)
+                               FX_WORD word, int32_t charset,
+                               const CPVT_SecProps & SecProps, const CPVT_WordProps & WordProps) :
+            m_pEdit(pEdit),
+            m_wpOld(wpOldPlace),
+            m_wpNew(wpNewPlace),
+            m_Word(word),
+            m_nCharset(charset),
+            m_SecProps(SecProps),
+            m_WordProps(WordProps)
 {
 }
 
 CFXEU_Backspace::~CFXEU_Backspace()
 {
 }
 
 void CFXEU_Backspace::Redo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetCaret(m_wpOld);
-                m_pEdit->Backspace(FALSE,TRUE);
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetCaret(m_wpOld);
+        m_pEdit->Backspace(FALSE,TRUE);
+    }
 }
 
 void CFXEU_Backspace::Undo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetCaret(m_wpNew);
-                if (m_wpNew.SecCmp(m_wpOld) != 0)
-                {
-                        m_pEdit->InsertReturn(&m_SecProps,&m_WordProps,FALSE,TRUE);
-                }
-                else
-                {
-                        m_pEdit->InsertWord(m_Word,m_nCharset,&m_WordProps,FALSE,TRUE);
-                }
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetCaret(m_wpNew);
+        if (m_wpNew.SecCmp(m_wpOld) != 0)
+        {
+            m_pEdit->InsertReturn(&m_SecProps,&m_WordProps,FALSE,TRUE);
+        }
+        else
+        {
+            m_pEdit->InsertWord(m_Word,m_nCharset,&m_WordProps,FALSE,TRUE);
+        }
+    }
 }
 
 /* -------------------------------------------------------------------------- */
 //CFXEU_Delete
 
 CFXEU_Delete::CFXEU_Delete(CFX_Edit * pEdit, const CPVT_WordPlace & wpOldPlace, const CPVT_WordPlace & wpNewPlace,
-                                                           FX_WORD word, int32_t charset,
-                                                           const CPVT_SecProps & SecProps, const CPVT_WordProps & WordProps, FX_BOOL bSecEnd) :
-                        m_pEdit(pEdit),
-                        m_wpOld(wpOldPlace),
-                        m_wpNew(wpNewPlace),
-                        m_Word(word),
-                        m_nCharset(charset),
-                        m_SecProps(SecProps),
-                        m_WordProps(WordProps),
-                        m_bSecEnd(bSecEnd)
+                               FX_WORD word, int32_t charset,
+                               const CPVT_SecProps & SecProps, const CPVT_WordProps & WordProps, FX_BOOL bSecEnd) :
+            m_pEdit(pEdit),
+            m_wpOld(wpOldPlace),
+            m_wpNew(wpNewPlace),
+            m_Word(word),
+            m_nCharset(charset),
+            m_SecProps(SecProps),
+            m_WordProps(WordProps),
+            m_bSecEnd(bSecEnd)
 {
 }
 
 CFXEU_Delete::~CFXEU_Delete()
 {
 }
 
 void CFXEU_Delete::Redo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetCaret(m_wpOld);
-                m_pEdit->Delete(FALSE,TRUE);
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetCaret(m_wpOld);
+        m_pEdit->Delete(FALSE,TRUE);
+    }
 }
 
 void CFXEU_Delete::Undo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetCaret(m_wpNew);
-                if (m_bSecEnd)
-                {
-                        m_pEdit->InsertReturn(&m_SecProps,&m_WordProps,FALSE,TRUE);
-                }
-                else
-                {
-                        m_pEdit->InsertWord(m_Word,m_nCharset,&m_WordProps,FALSE,TRUE);
-                }
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetCaret(m_wpNew);
+        if (m_bSecEnd)
+        {
+            m_pEdit->InsertReturn(&m_SecProps,&m_WordProps,FALSE,TRUE);
+        }
+        else
+        {
+            m_pEdit->InsertWord(m_Word,m_nCharset,&m_WordProps,FALSE,TRUE);
+        }
+    }
 }
 
 /* -------------------------------------------------------------------------- */
 //CFXEU_Clear
 
 CFXEU_Clear::CFXEU_Clear(CFX_Edit * pEdit,  const CPVT_WordRange & wrSel, const CFX_WideString & swText) :
-                        m_pEdit(pEdit),
-                        m_wrSel(wrSel),
-                        m_swText(swText)
+            m_pEdit(pEdit),
+            m_wrSel(wrSel),
+            m_swText(swText)
 {
 }
 
 CFXEU_Clear::~CFXEU_Clear()
 {
 }
 
 void CFXEU_Clear::Redo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetSel(m_wrSel.BeginPos,m_wrSel.EndPos);
-                m_pEdit->Clear(FALSE,TRUE);
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetSel(m_wrSel.BeginPos,m_wrSel.EndPos);
+        m_pEdit->Clear(FALSE,TRUE);
+    }
 }
 
 void CFXEU_Clear::Undo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetCaret(m_wrSel.BeginPos);
-                m_pEdit->InsertText(m_swText.c_str(), DEFAULT_CHARSET, NULL, NULL, FALSE, TRUE);
-                m_pEdit->SetSel(m_wrSel.BeginPos,m_wrSel.EndPos);
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetCaret(m_wrSel.BeginPos);
+        m_pEdit->InsertText(m_swText.c_str(), DEFAULT_CHARSET, NULL, NULL, FALSE, TRUE);
+        m_pEdit->SetSel(m_wrSel.BeginPos,m_wrSel.EndPos);
+    }
 }
 
 /* -------------------------------------------------------------------------- */
 //CFXEU_ClearRich
 
 CFXEU_ClearRich::CFXEU_ClearRich(CFX_Edit * pEdit, const CPVT_WordPlace & wpOldPlace, const CPVT_WordPlace & wpNewPlace,
-                                                           const CPVT_WordRange & wrSel, FX_WORD word, int32_t charset,
-                                                           const CPVT_SecProps & SecProps, const CPVT_WordProps & WordProps) :
-                        m_pEdit(pEdit),
-                        m_wpOld(wpOldPlace),
-                        m_wpNew(wpNewPlace),
-                        m_wrSel(wrSel),
-                        m_Word(word),
-                        m_nCharset(charset),
-                        m_SecProps(SecProps),
-                        m_WordProps(WordProps)
+                               const CPVT_WordRange & wrSel, FX_WORD word, int32_t charset,
+                               const CPVT_SecProps & SecProps, const CPVT_WordProps & WordProps) :
+            m_pEdit(pEdit),
+            m_wpOld(wpOldPlace),
+            m_wpNew(wpNewPlace),
+            m_wrSel(wrSel),
+            m_Word(word),
+            m_nCharset(charset),
+            m_SecProps(SecProps),
+            m_WordProps(WordProps)
 {
 }
 
 CFXEU_ClearRich::~CFXEU_ClearRich()
 {
 }
 
 void CFXEU_ClearRich::Redo()
 {
-        if (m_pEdit && IsLast())
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetSel(m_wrSel.BeginPos,m_wrSel.EndPos);
-                m_pEdit->Clear(FALSE,TRUE);
-        }
+    if (m_pEdit && IsLast())
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetSel(m_wrSel.BeginPos,m_wrSel.EndPos);
+        m_pEdit->Clear(FALSE,TRUE);
+    }
 }
 
 void CFXEU_ClearRich::Undo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetCaret(m_wpOld);
-                if (m_wpNew.SecCmp(m_wpOld) != 0)
-                {
-                        m_pEdit->InsertReturn(&m_SecProps,&m_WordProps,FALSE,FALSE);
-                }
-                else
-                {
-                        m_pEdit->InsertWord(m_Word,m_nCharset,&m_WordProps,FALSE,FALSE);
-                }
+    if (m_pEdit)
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetCaret(m_wpOld);
+        if (m_wpNew.SecCmp(m_wpOld) != 0)
+        {
+            m_pEdit->InsertReturn(&m_SecProps,&m_WordProps,FALSE,FALSE);
+        }
+        else
+        {
+            m_pEdit->InsertWord(m_Word,m_nCharset,&m_WordProps,FALSE,FALSE);
+        }
 
-                if (IsFirst())
-                {
-                        m_pEdit->PaintInsertText(m_wrSel.BeginPos,m_wrSel.EndPos);
-                        m_pEdit->SetSel(m_wrSel.BeginPos,m_wrSel.EndPos);
-                }
-        }
+        if (IsFirst())
+        {
+            m_pEdit->PaintInsertText(m_wrSel.BeginPos,m_wrSel.EndPos);
+            m_pEdit->SetSel(m_wrSel.BeginPos,m_wrSel.EndPos);
+        }
+    }
 }
 /* -------------------------------------------------------------------------- */
 //CFXEU_InsertText
 
 CFXEU_InsertText::CFXEU_InsertText(CFX_Edit * pEdit, const CPVT_WordPlace & wpOldPlace, const CPVT_WordPlace & wpNewPlace,
-                                                           const CFX_WideString & swText, int32_t charset,
-                                                           const CPVT_SecProps * pSecProps, const CPVT_WordProps * pWordProps) :
-                        m_pEdit(pEdit),
-                        m_wpOld(wpOldPlace),
-                        m_wpNew(wpNewPlace),
-                        m_swText(swText),
-                        m_nCharset(charset),
-                        m_SecProps(),
-                        m_WordProps()
+                               const CFX_WideString & swText, int32_t charset,
+                               const CPVT_SecProps * pSecProps, const CPVT_WordProps * pWordProps) :
+            m_pEdit(pEdit),
+            m_wpOld(wpOldPlace),
+            m_wpNew(wpNewPlace),
+            m_swText(swText),
+            m_nCharset(charset),
+            m_SecProps(),
+            m_WordProps()
 {
-        if (pSecProps)
-                m_SecProps = *pSecProps;
-        if (pWordProps)
-                m_WordProps = *pWordProps;
+    if (pSecProps)
+        m_SecProps = *pSecProps;
+    if (pWordProps)
+        m_WordProps = *pWordProps;
 }
 
 CFXEU_InsertText::~CFXEU_InsertText()
 {
 }
 
 void CFXEU_InsertText::Redo()
 {
-        if (m_pEdit && IsLast())
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetCaret(m_wpOld);
-                m_pEdit->InsertText(m_swText.c_str(), m_nCharset, &m_SecProps, &m_WordProps, FALSE, TRUE);
-        }
+    if (m_pEdit && IsLast())
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetCaret(m_wpOld);
+        m_pEdit->InsertText(m_swText.c_str(), m_nCharset, &m_SecProps, &m_WordProps, FALSE, TRUE);
+    }
 }
 
 void CFXEU_InsertText::Undo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SelectNone();
-                m_pEdit->SetSel(m_wpOld,m_wpNew);
-                m_pEdit->Clear(FALSE,TRUE);
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SelectNone();
+        m_pEdit->SetSel(m_wpOld,m_wpNew);
+        m_pEdit->Clear(FALSE,TRUE);
+    }
 }
 
 /* -------------------------------------------------------------------------- */
 
 CFXEU_SetSecProps::CFXEU_SetSecProps(CFX_Edit * pEdit, const CPVT_WordPlace & place, EDIT_PROPS_E ep,
-                const CPVT_SecProps & oldsecprops, const CPVT_WordProps & oldwordprops,
-                const CPVT_SecProps & newsecprops, const CPVT_WordProps & newwordprops, const CPVT_WordRange & range)
-                : m_pEdit(pEdit),
-                m_wpPlace(place),
-                m_wrPlace(range),
-                m_eProps(ep),
-                m_OldSecProps(oldsecprops),
-                m_NewSecProps(newsecprops),
-                m_OldWordProps(oldwordprops),
-                m_NewWordProps(newwordprops)
+        const CPVT_SecProps & oldsecprops, const CPVT_WordProps & oldwordprops,
+        const CPVT_SecProps & newsecprops, const CPVT_WordProps & newwordprops, const CPVT_WordRange & range)
+        : m_pEdit(pEdit),
+        m_wpPlace(place),
+        m_wrPlace(range),
+        m_eProps(ep),
+        m_OldSecProps(oldsecprops),
+        m_NewSecProps(newsecprops),
+        m_OldWordProps(oldwordprops),
+        m_NewWordProps(newwordprops)
 {
 }
 
 CFXEU_SetSecProps::~CFXEU_SetSecProps()
 {
 }
 
 void CFXEU_SetSecProps::Redo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SetSecProps(m_eProps,m_wpPlace,&m_NewSecProps,&m_NewWordProps,m_wrPlace,FALSE);
-                if (IsLast())
-                {
-                        m_pEdit->SelectNone();
-                        m_pEdit->PaintSetProps(m_eProps,m_wrPlace);
-                        m_pEdit->SetSel(m_wrPlace.BeginPos,m_wrPlace.EndPos);
-                }
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SetSecProps(m_eProps,m_wpPlace,&m_NewSecProps,&m_NewWordProps,m_wrPlace,FALSE);
+        if (IsLast())
+        {
+            m_pEdit->SelectNone();
+            m_pEdit->PaintSetProps(m_eProps,m_wrPlace);
+            m_pEdit->SetSel(m_wrPlace.BeginPos,m_wrPlace.EndPos);
+        }
+    }
 }
 
 void CFXEU_SetSecProps::Undo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SetSecProps(m_eProps,m_wpPlace,&m_OldSecProps,&m_OldWordProps,m_wrPlace,FALSE);
-                if (IsFirst())
-                {
-                        m_pEdit->SelectNone();
-                        m_pEdit->PaintSetProps(m_eProps,m_wrPlace);
-                        m_pEdit->SetSel(m_wrPlace.BeginPos,m_wrPlace.EndPos);
-                }
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SetSecProps(m_eProps,m_wpPlace,&m_OldSecProps,&m_OldWordProps,m_wrPlace,FALSE);
+        if (IsFirst())
+        {
+            m_pEdit->SelectNone();
+            m_pEdit->PaintSetProps(m_eProps,m_wrPlace);
+            m_pEdit->SetSel(m_wrPlace.BeginPos,m_wrPlace.EndPos);
+        }
+    }
 }
 
 /* -------------------------------------------------------------------------- */
 
 CFXEU_SetWordProps::CFXEU_SetWordProps(CFX_Edit * pEdit, const CPVT_WordPlace & place, EDIT_PROPS_E ep,
-                const CPVT_WordProps & oldprops, const CPVT_WordProps & newprops, const CPVT_WordRange & range)
-                : m_pEdit(pEdit),
-                m_wpPlace(place),
-                m_wrPlace(range),
-                m_eProps(ep),
-                m_OldWordProps(oldprops),
-                m_NewWordProps(newprops)
+        const CPVT_WordProps & oldprops, const CPVT_WordProps & newprops, const CPVT_WordRange & range)
+        : m_pEdit(pEdit),
+        m_wpPlace(place),
+        m_wrPlace(range),
+        m_eProps(ep),
+        m_OldWordProps(oldprops),
+        m_NewWordProps(newprops)
 {
 }
 
 CFXEU_SetWordProps::~CFXEU_SetWordProps()
 {
 }
 
 void CFXEU_SetWordProps::Redo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SetWordProps(m_eProps,m_wpPlace,&m_NewWordProps,m_wrPlace,FALSE);
-                if (IsLast())
-                {
-                        m_pEdit->SelectNone();
-                        m_pEdit->PaintSetProps(m_eProps,m_wrPlace);
-                        m_pEdit->SetSel(m_wrPlace.BeginPos,m_wrPlace.EndPos);
-                }
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SetWordProps(m_eProps,m_wpPlace,&m_NewWordProps,m_wrPlace,FALSE);
+        if (IsLast())
+        {
+            m_pEdit->SelectNone();
+            m_pEdit->PaintSetProps(m_eProps,m_wrPlace);
+            m_pEdit->SetSel(m_wrPlace.BeginPos,m_wrPlace.EndPos);
+        }
+    }
 }
 
 void CFXEU_SetWordProps::Undo()
 {
-        if (m_pEdit)
-        {
-                m_pEdit->SetWordProps(m_eProps,m_wpPlace,&m_OldWordProps,m_wrPlace,FALSE);
-                if (IsFirst())
-                {
-                        m_pEdit->SelectNone();
-                        m_pEdit->PaintSetProps(m_eProps,m_wrPlace);
-                        m_pEdit->SetSel(m_wrPlace.BeginPos,m_wrPlace.EndPos);
-                }
-        }
+    if (m_pEdit)
+    {
+        m_pEdit->SetWordProps(m_eProps,m_wpPlace,&m_OldWordProps,m_wrPlace,FALSE);
+        if (IsFirst())
+        {
+            m_pEdit->SelectNone();
+            m_pEdit->PaintSetProps(m_eProps,m_wrPlace);
+            m_pEdit->SetSel(m_wrPlace.BeginPos,m_wrPlace.EndPos);
+        }
+    }
 }
 
 /* ------------------------------------- CFX_Edit ------------------------------------- */
 
 CFX_Edit::CFX_Edit(IPDF_VariableText * pVT) :
-        m_pVT(pVT),
-        m_pNotify(NULL),
-        m_pOprNotify(NULL),
-        m_pVTProvide(NULL),
-        m_wpCaret(-1,-1,-1),
-        m_wpOldCaret(-1,-1,-1),
-        m_SelState(),
-        m_ptScrollPos(0,0),
-        m_ptRefreshScrollPos(0,0),
-        m_bEnableScroll(FALSE),
-        m_pIterator(NULL),
-        m_ptCaret(0.0f,0.0f),
-        m_Undo(FX_EDIT_UNDO_MAXITEM),
-        m_nAlignment(0),
-        m_bNotifyFlag(FALSE),
-        m_bEnableOverflow(FALSE),
-        m_bEnableRefresh(TRUE),
-        m_rcOldContent(0.0f,0.0f,0.0f,0.0f),
-        m_bEnableUndo(TRUE),
-        m_bNotify(TRUE),
-        m_bOprNotify(FALSE),
-        m_pGroupUndoItem(NULL)
+    m_pVT(pVT),
+    m_pNotify(NULL),
+    m_pOprNotify(NULL),
+    m_pVTProvide(NULL),
+    m_wpCaret(-1,-1,-1),
+    m_wpOldCaret(-1,-1,-1),
+    m_SelState(),
+    m_ptScrollPos(0,0),
+    m_ptRefreshScrollPos(0,0),
+    m_bEnableScroll(FALSE),
+    m_pIterator(NULL),
+    m_ptCaret(0.0f,0.0f),
+    m_Undo(FX_EDIT_UNDO_MAXITEM),
+    m_nAlignment(0),
+    m_bNotifyFlag(FALSE),
+    m_bEnableOverflow(FALSE),
+    m_bEnableRefresh(TRUE),
+    m_rcOldContent(0.0f,0.0f,0.0f,0.0f),
+    m_bEnableUndo(TRUE),
+    m_bNotify(TRUE),
+    m_bOprNotify(FALSE),
+    m_pGroupUndoItem(NULL)
 {
-        ASSERT(pVT != NULL);
+    ASSERT(pVT != NULL);
 }
 
 CFX_Edit::~CFX_Edit()
 {
     delete m_pVTProvide;
     m_pVTProvide = NULL;
     delete m_pIterator;
     m_pIterator = NULL;
     ASSERT(m_pGroupUndoItem == NULL);
 }
 
 // public methods
 
 void CFX_Edit::Initialize()
 {
-        m_pVT->Initialize();
-        SetCaret(m_pVT->GetBeginWordPlace());
-        SetCaretOrigin();
+    m_pVT->Initialize();
+    SetCaret(m_pVT->GetBeginWordPlace());
+    SetCaretOrigin();
 }
 
 void CFX_Edit::SetFontMap(IFX_Edit_FontMap * pFontMap)
 {
     delete m_pVTProvide;
     m_pVT->SetProvider(m_pVTProvide = new CFX_Edit_Provider(pFontMap));
 }
 
 void CFX_Edit::SetVTProvider(IPDF_VariableText_Provider* pProvider)
 {
-        m_pVT->SetProvider(pProvider);
+    m_pVT->SetProvider(pProvider);
 }
 
 void CFX_Edit::SetNotify(IFX_Edit_Notify* pNotify)
 {
-        m_pNotify = pNotify;
+    m_pNotify = pNotify;
 }
 
 void CFX_Edit::SetOprNotify(IFX_Edit_OprNotify* pOprNotify)
 {
-        m_pOprNotify = pOprNotify;
+    m_pOprNotify = pOprNotify;
 }
 
 IFX_Edit_Iterator * CFX_Edit::GetIterator()
 {
-        if (!m_pIterator)
-                m_pIterator = new CFX_Edit_Iterator(this,m_pVT->GetIterator());
-
-        return m_pIterator;
-}
-
-IPDF_VariableText *     CFX_Edit::GetVariableText()
-{
-        return m_pVT;
+    if (!m_pIterator)
+        m_pIterator = new CFX_Edit_Iterator(this,m_pVT->GetIterator());
+
+    return m_pIterator;
+}
+
+IPDF_VariableText * CFX_Edit::GetVariableText()
+{
+    return m_pVT;
 }
 
 IFX_Edit_FontMap* CFX_Edit::GetFontMap()
 {
-        if (m_pVTProvide)
-                return m_pVTProvide->GetFontMap();
-
-        return NULL;
+    if (m_pVTProvide)
+        return m_pVTProvide->GetFontMap();
+
+    return NULL;
 }
 
 void CFX_Edit::SetPlateRect(const CPDF_Rect & rect, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_pVT->SetPlateRect(rect);
-        m_ptScrollPos = CPDF_Point(rect.left,rect.top);
-        if (bPaint) Paint();
+    m_pVT->SetPlateRect(rect);
+    m_ptScrollPos = CPDF_Point(rect.left,rect.top);
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetAlignmentH(int32_t nFormat/* =0 */, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_pVT->SetAlignment(nFormat);
-        if (bPaint) Paint();
+    m_pVT->SetAlignment(nFormat);
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetAlignmentV(int32_t nFormat/* =0 */, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_nAlignment = nFormat;
-        if (bPaint) Paint();
+    m_nAlignment = nFormat;
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetPasswordChar(FX_WORD wSubWord/* ='*' */, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_pVT->SetPasswordChar(wSubWord);
-        if (bPaint) Paint();
+    m_pVT->SetPasswordChar(wSubWord);
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetLimitChar(int32_t nLimitChar/* =0 */, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_pVT->SetLimitChar(nLimitChar);
-        if (bPaint) Paint();
+    m_pVT->SetLimitChar(nLimitChar);
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetCharArray(int32_t nCharArray/* =0 */, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_pVT->SetCharArray(nCharArray);
-        if (bPaint) Paint();
+    m_pVT->SetCharArray(nCharArray);
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetCharSpace(FX_FLOAT fCharSpace/* =0.0f */, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_pVT->SetCharSpace(fCharSpace);
-        if (bPaint) Paint();
+    m_pVT->SetCharSpace(fCharSpace);
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetHorzScale(int32_t nHorzScale/* =100 */, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_pVT->SetHorzScale(nHorzScale);
-        if (bPaint) Paint();
+    m_pVT->SetHorzScale(nHorzScale);
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetMultiLine(FX_BOOL bMultiLine/* =TRUE */, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_pVT->SetMultiLine(bMultiLine);
-        if (bPaint) Paint();
+    m_pVT->SetMultiLine(bMultiLine);
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetAutoReturn(FX_BOOL bAuto/* =TRUE */, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_pVT->SetAutoReturn(bAuto);
-        if (bPaint) Paint();
+    m_pVT->SetAutoReturn(bAuto);
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetLineLeading(FX_FLOAT fLineLeading/* =TRUE */, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_pVT->SetLineLeading(fLineLeading);
-        if (bPaint) Paint();
+    m_pVT->SetLineLeading(fLineLeading);
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetAutoFontSize(FX_BOOL bAuto/* =TRUE */, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_pVT->SetAutoFontSize(bAuto);
-        if (bPaint) Paint();
+    m_pVT->SetAutoFontSize(bAuto);
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetFontSize(FX_FLOAT fFontSize, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_pVT->SetFontSize(fFontSize);
-        if (bPaint) Paint();
+    m_pVT->SetFontSize(fFontSize);
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetAutoScroll(FX_BOOL bAuto/* =TRUE */, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_bEnableScroll = bAuto;
-        if (bPaint) Paint();
+    m_bEnableScroll = bAuto;
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetTextOverflow(FX_BOOL bAllowed /*= FALSE*/, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_bEnableOverflow = bAllowed;
-        if (bPaint) Paint();
+    m_bEnableOverflow = bAllowed;
+    if (bPaint) Paint();
 }
 
 void CFX_Edit::SetSel(int32_t nStartChar,int32_t nEndChar)
 {
-        if (m_pVT->IsValid())
-        {
-                if (nStartChar == 0 && nEndChar < 0)
-                {
-                        SelectAll();
-                }
-                else if (nStartChar < 0)
-                {
-                        SelectNone();
-                }
-                else
-                {
-                        if (nStartChar < nEndChar)
-                        {
-                                SetSel(m_pVT->WordIndexToWordPlace(nStartChar),m_pVT->WordIndexToWordPlace(nEndChar));
-                        }
-                        else
-                        {
-                                SetSel(m_pVT->WordIndexToWordPlace(nEndChar),m_pVT->WordIndexToWordPlace(nStartChar));
-                        }
-                }
-        }
+    if (m_pVT->IsValid())
+    {
+        if (nStartChar == 0 && nEndChar < 0)
+        {
+            SelectAll();
+        }
+        else if (nStartChar < 0)
+        {
+            SelectNone();
+        }
+        else
+        {
+            if (nStartChar < nEndChar)
+            {
+                SetSel(m_pVT->WordIndexToWordPlace(nStartChar),m_pVT->WordIndexToWordPlace(nEndChar));
+            }
+            else
+            {
+                SetSel(m_pVT->WordIndexToWordPlace(nEndChar),m_pVT->WordIndexToWordPlace(nStartChar));
+            }
+        }
+    }
 }
 
 void CFX_Edit::SetSel(const CPVT_WordPlace & begin,const CPVT_WordPlace & end)
 {
-        if (m_pVT->IsValid())
-        {
-                SelectNone();
-
-                m_SelState.Set(begin,end);
-
-                SetCaret(m_SelState.EndPos);
-
-                if (m_SelState.IsExist())
-                {
-                        ScrollToCaret();
-                        CPVT_WordRange wr(m_SelState.BeginPos,m_SelState.EndPos);
-                        Refresh(RP_OPTIONAL,&wr);
-                        SetCaretInfo();
-                }
-                else
-                {
-                        ScrollToCaret();
-                        SetCaretInfo();
-                }
-        }
+    if (m_pVT->IsValid())
+    {
+        SelectNone();
+
+        m_SelState.Set(begin,end);
+
+        SetCaret(m_SelState.EndPos);
+
+        if (m_SelState.IsExist())
+        {
+            ScrollToCaret();
+            CPVT_WordRange wr(m_SelState.BeginPos,m_SelState.EndPos);
+            Refresh(RP_OPTIONAL,&wr);
+            SetCaretInfo();
+        }
+        else
+        {
+            ScrollToCaret();
+            SetCaretInfo();
+        }
+    }
 }
 
 void CFX_Edit::GetSel(int32_t & nStartChar, int32_t & nEndChar) const
 {
-        nStartChar = -1;
-        nEndChar = -1;
-
-        if (m_pVT->IsValid())
-        {
-                if (m_SelState.IsExist())
-                {
-                        if (m_SelState.BeginPos.WordCmp(m_SelState.EndPos)<0)
-                        {
-                                nStartChar = m_pVT->WordPlaceToWordIndex(m_SelState.BeginPos);
-                                nEndChar = m_pVT->WordPlaceToWordIndex(m_SelState.EndPos);
-                        }
-                        else
-                        {
-                                nStartChar = m_pVT->WordPlaceToWordIndex(m_SelState.EndPos);
-                                nEndChar = m_pVT->WordPlaceToWordIndex(m_SelState.BeginPos);
-                        }
-                }
-                else
-                {
-                        nStartChar = m_pVT->WordPlaceToWordIndex(m_wpCaret);
-                        nEndChar = m_pVT->WordPlaceToWordIndex(m_wpCaret);
-                }
-        }
+    nStartChar = -1;
+    nEndChar = -1;
+
+    if (m_pVT->IsValid())
+    {
+        if (m_SelState.IsExist())
+        {
+            if (m_SelState.BeginPos.WordCmp(m_SelState.EndPos)<0)
+            {
+                nStartChar = m_pVT->WordPlaceToWordIndex(m_SelState.BeginPos);
+                nEndChar = m_pVT->WordPlaceToWordIndex(m_SelState.EndPos);
+            }
+            else
+            {
+                nStartChar = m_pVT->WordPlaceToWordIndex(m_SelState.EndPos);
+                nEndChar = m_pVT->WordPlaceToWordIndex(m_SelState.BeginPos);
+            }
+        }
+        else
+        {
+            nStartChar = m_pVT->WordPlaceToWordIndex(m_wpCaret);
+            nEndChar = m_pVT->WordPlaceToWordIndex(m_wpCaret);
+        }
+    }
 }
 
 int32_t CFX_Edit::GetCaret() const
 {
-        if (m_pVT->IsValid())
-                return m_pVT->WordPlaceToWordIndex(m_wpCaret);
-
-        return -1;
+    if (m_pVT->IsValid())
+        return m_pVT->WordPlaceToWordIndex(m_wpCaret);
+
+    return -1;
 }
 
 CPVT_WordPlace CFX_Edit::GetCaretWordPlace() const
 {
-        return m_wpCaret;
+    return m_wpCaret;
 }
 
 CFX_WideString CFX_Edit::GetText() const
 {
-        CFX_WideString swRet;
-
-        if (m_pVT->IsValid())
-        {
-                if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                {
-                        FX_BOOL bRich = m_pVT->IsRichText();
-
-                        pIterator->SetAt(0);
-
-                        CPVT_Word wordinfo;
-                        CPVT_WordPlace oldplace = pIterator->GetAt();
-                        while (pIterator->NextWord())
-                        {
-                                CPVT_WordPlace place = pIterator->GetAt();
-
-                                if (pIterator->GetWord(wordinfo))
-                                {
-                                        if (bRich)
-                                        {
-                                                swRet += wordinfo.Word;
-                                        }
-                                        else
-                                        {
-                                                swRet += wordinfo.Word;
-                                        }
-                                }
-
-                                if (oldplace.SecCmp(place) != 0)
-                                {
-                                        swRet += 0x0D;
-                                        swRet += 0x0A;
-                                }
-
-                                oldplace = place;
-                        }
-                }
-        }
-
-        return swRet;
+    CFX_WideString swRet;
+
+    if (m_pVT->IsValid())
+    {
+        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+        {
+            FX_BOOL bRich = m_pVT->IsRichText();
+
+            pIterator->SetAt(0);
+
+            CPVT_Word wordinfo;
+            CPVT_WordPlace oldplace = pIterator->GetAt();
+            while (pIterator->NextWord())
+            {
+                CPVT_WordPlace place = pIterator->GetAt();
+
+                if (pIterator->GetWord(wordinfo))
+                {
+                    if (bRich)
+                    {
+                        swRet += wordinfo.Word;
+                    }
+                    else
+                    {
+                        swRet += wordinfo.Word;
+                    }
+                }
+
+                if (oldplace.SecCmp(place) != 0)
+                {
+                    swRet += 0x0D;
+                    swRet += 0x0A;
+                }
+
+                oldplace = place;
+            }
+        }
+    }
+
+    return swRet;
 }
 
 CFX_WideString CFX_Edit::GetRangeText(const CPVT_WordRange & range) const
 {
-        CFX_WideString swRet;
-
-        if (m_pVT->IsValid())
-        {
-                FX_BOOL bRich = m_pVT->IsRichText();
-
-                if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                {
-                        CPVT_WordRange wrTemp = range;
-                        m_pVT->UpdateWordPlace(wrTemp.BeginPos);
-                        m_pVT->UpdateWordPlace(wrTemp.EndPos);
-                        pIterator->SetAt(wrTemp.BeginPos);
-
-                        CPVT_Word wordinfo;
-                        CPVT_WordPlace oldplace = wrTemp.BeginPos;
-                        while (pIterator->NextWord())
-                        {
-                                CPVT_WordPlace place = pIterator->GetAt();
-                                if (place.WordCmp(wrTemp.EndPos) > 0)break;
-
-                                if (pIterator->GetWord(wordinfo))
-                                {
-                                        if (bRich)
-                                        {
-                                                swRet += wordinfo.Word;
-                                        }
-                                        else
-                                        {
-                                                swRet += wordinfo.Word;
-                                        }
-                                }
-
-                                if (oldplace.SecCmp(place) != 0)
-                                {
-                                        swRet += 0x0D;
-                                        swRet += 0x0A;
-                                }
-
-                                oldplace = place;
-                        }
-                }
-        }
-
-        return swRet;
+    CFX_WideString swRet;
+
+    if (m_pVT->IsValid())
+    {
+        FX_BOOL bRich = m_pVT->IsRichText();
+
+        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+        {
+            CPVT_WordRange wrTemp = range;
+            m_pVT->UpdateWordPlace(wrTemp.BeginPos);
+            m_pVT->UpdateWordPlace(wrTemp.EndPos);
+            pIterator->SetAt(wrTemp.BeginPos);
+
+            CPVT_Word wordinfo;
+            CPVT_WordPlace oldplace = wrTemp.BeginPos;
+            while (pIterator->NextWord())
+            {
+                CPVT_WordPlace place = pIterator->GetAt();
+                if (place.WordCmp(wrTemp.EndPos) > 0)break;
+
+                if (pIterator->GetWord(wordinfo))
+                {
+                    if (bRich)
+                    {
+                        swRet += wordinfo.Word;
+                    }
+                    else
+                    {
+                        swRet += wordinfo.Word;
+                    }
+                }
+
+                if (oldplace.SecCmp(place) != 0)
+                {
+                    swRet += 0x0D;
+                    swRet += 0x0A;
+                }
+
+                oldplace = place;
+            }
+        }
+    }
+
+    return swRet;
 }
 
 CFX_WideString CFX_Edit::GetSelText() const
 {
-        return GetRangeText(m_SelState.ConvertToWordRange());
+    return GetRangeText(m_SelState.ConvertToWordRange());
 }
 
 int32_t CFX_Edit::GetTotalWords() const
 {
-        return m_pVT->GetTotalWords();
+    return m_pVT->GetTotalWords();
 }
 
 int32_t CFX_Edit::GetTotalLines() const
 {
-        int32_t nLines = 0;
-
-        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-        {
-                pIterator->SetAt(0);
-                while (pIterator->NextLine())
-                        nLines++;
-        }
-
-        return nLines+1;
+    int32_t nLines = 0;
+
+    if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+    {
+        pIterator->SetAt(0);
+        while (pIterator->NextLine())
+            nLines++;
+    }
+
+    return nLines+1;
 }
 
 CPVT_WordRange CFX_Edit::GetSelectWordRange() const
 {
-        return m_SelState.ConvertToWordRange();
+    return m_SelState.ConvertToWordRange();
 }
 
 CPVT_WordRange CFX_Edit::CombineWordRange(const CPVT_WordRange & wr1, const CPVT_WordRange & wr2)
 {
-        CPVT_WordRange wrRet;
-
-        if (wr1.BeginPos.WordCmp(wr2.BeginPos) < 0)
-        {
-                wrRet.BeginPos = wr1.BeginPos;
-        }
-        else
-        {
-                wrRet.BeginPos = wr2.BeginPos;
-        }
-
-        if (wr1.EndPos.WordCmp(wr2.EndPos) < 0)
-        {
-                wrRet.EndPos = wr2.EndPos;
-        }
-        else
-        {
-                wrRet.EndPos = wr1.EndPos;
-        }
-
-        return wrRet;
-}
-
-FX_BOOL CFX_Edit::IsRichText() const
-{
-        return m_pVT->IsRichText();
+    CPVT_WordRange wrRet;
+
+    if (wr1.BeginPos.WordCmp(wr2.BeginPos) < 0)
+    {
+        wrRet.BeginPos = wr1.BeginPos;
+    }
+    else
+    {
+        wrRet.BeginPos = wr2.BeginPos;
+    }
+
+    if (wr1.EndPos.WordCmp(wr2.EndPos) < 0)
+    {
+        wrRet.EndPos = wr2.EndPos;
+    }
+    else
+    {
+        wrRet.EndPos = wr1.EndPos;
+    }
+
+    return wrRet;
+}
+
+FX_BOOL CFX_Edit::IsRichText() const
+{
+    return m_pVT->IsRichText();
 }
 
 void CFX_Edit::SetRichText(FX_BOOL bRichText/* =TRUE */, FX_BOOL bPaint/* = TRUE*/)
 {
-        m_pVT->SetRichText(bRichText);
-        if (bPaint) Paint();
+    m_pVT->SetRichText(bRichText);
+    if (bPaint) Paint();
 }
 
 FX_BOOL CFX_Edit::SetRichFontIndex(int32_t nFontIndex)
 {
-        CPVT_WordProps WordProps;
-        WordProps.nFontIndex = nFontIndex;
-        return SetRichTextProps(EP_FONTINDEX,NULL,&WordProps);
+    CPVT_WordProps WordProps;
+    WordProps.nFontIndex = nFontIndex;
+    return SetRichTextProps(EP_FONTINDEX,NULL,&WordProps);
 }
 
 FX_BOOL CFX_Edit::SetRichFontSize(FX_FLOAT fFontSize)
 {
-        CPVT_WordProps WordProps;
-        WordProps.fFontSize = fFontSize;
-        return SetRichTextProps(EP_FONTSIZE,NULL,&WordProps);
+    CPVT_WordProps WordProps;
+    WordProps.fFontSize = fFontSize;
+    return SetRichTextProps(EP_FONTSIZE,NULL,&WordProps);
 }
 
 FX_BOOL CFX_Edit::SetRichTextColor(FX_COLORREF dwColor)
 {
-        CPVT_WordProps WordProps;
-        WordProps.dwWordColor = dwColor;
-        return SetRichTextProps(EP_WORDCOLOR,NULL,&WordProps);
+    CPVT_WordProps WordProps;
+    WordProps.dwWordColor = dwColor;
+    return SetRichTextProps(EP_WORDCOLOR,NULL,&WordProps);
 }
 
 FX_BOOL CFX_Edit::SetRichTextScript(int32_t nScriptType)
 {
-        CPVT_WordProps WordProps;
-        WordProps.nScriptType = nScriptType;
-        return SetRichTextProps(EP_SCRIPTTYPE,NULL,&WordProps);
+    CPVT_WordProps WordProps;
+    WordProps.nScriptType = nScriptType;
+    return SetRichTextProps(EP_SCRIPTTYPE,NULL,&WordProps);
 }
 
 FX_BOOL CFX_Edit::SetRichTextBold(FX_BOOL bBold)
 {
-        CPVT_WordProps WordProps;
-        if (bBold)
-                WordProps.nWordStyle |= PVTWORD_STYLE_BOLD;
-        return SetRichTextProps(EP_BOLD,NULL,&WordProps);
+    CPVT_WordProps WordProps;
+    if (bBold)
+        WordProps.nWordStyle |= PVTWORD_STYLE_BOLD;
+    return SetRichTextProps(EP_BOLD,NULL,&WordProps);
 }
 
 FX_BOOL CFX_Edit::SetRichTextItalic(FX_BOOL bItalic)
 {
-        CPVT_WordProps WordProps;
-        if (bItalic)
-                WordProps.nWordStyle |= PVTWORD_STYLE_ITALIC;
-        return SetRichTextProps(EP_ITALIC,NULL,&WordProps);
+    CPVT_WordProps WordProps;
+    if (bItalic)
+        WordProps.nWordStyle |= PVTWORD_STYLE_ITALIC;
+    return SetRichTextProps(EP_ITALIC,NULL,&WordProps);
 }
 
 FX_BOOL CFX_Edit::SetRichTextUnderline(FX_BOOL bUnderline)
 {
-        CPVT_WordProps WordProps;
-        if (bUnderline)
-                WordProps.nWordStyle |= PVTWORD_STYLE_UNDERLINE;
-        return SetRichTextProps(EP_UNDERLINE,NULL,&WordProps);
+    CPVT_WordProps WordProps;
+    if (bUnderline)
+        WordProps.nWordStyle |= PVTWORD_STYLE_UNDERLINE;
+    return SetRichTextProps(EP_UNDERLINE,NULL,&WordProps);
 }
 
 FX_BOOL CFX_Edit::SetRichTextCrossout(FX_BOOL bCrossout)
 {
-        CPVT_WordProps WordProps;
-        if (bCrossout)
-                WordProps.nWordStyle |= PVTWORD_STYLE_CROSSOUT;
-        return SetRichTextProps(EP_CROSSOUT,NULL,&WordProps);
+    CPVT_WordProps WordProps;
+    if (bCrossout)
+        WordProps.nWordStyle |= PVTWORD_STYLE_CROSSOUT;
+    return SetRichTextProps(EP_CROSSOUT,NULL,&WordProps);
 }
 
 FX_BOOL CFX_Edit::SetRichTextCharSpace(FX_FLOAT fCharSpace)
 {
-        CPVT_WordProps WordProps;
-        WordProps.fCharSpace = fCharSpace;
-        return SetRichTextProps(EP_CHARSPACE,NULL,&WordProps);
+    CPVT_WordProps WordProps;
+    WordProps.fCharSpace = fCharSpace;
+    return SetRichTextProps(EP_CHARSPACE,NULL,&WordProps);
 }
 
 FX_BOOL CFX_Edit::SetRichTextHorzScale(int32_t nHorzScale /*= 100*/)
 {
-        CPVT_WordProps WordProps;
-        WordProps.nHorzScale = nHorzScale;
-        return SetRichTextProps(EP_HORZSCALE,NULL,&WordProps);
+    CPVT_WordProps WordProps;
+    WordProps.nHorzScale = nHorzScale;
+    return SetRichTextProps(EP_HORZSCALE,NULL,&WordProps);
 }
 
 FX_BOOL CFX_Edit::SetRichTextLineLeading(FX_FLOAT fLineLeading)
 {
-        CPVT_SecProps SecProps;
-        SecProps.fLineLeading = fLineLeading;
-        return SetRichTextProps(EP_LINELEADING,&SecProps,NULL);
+    CPVT_SecProps SecProps;
+    SecProps.fLineLeading = fLineLeading;
+    return SetRichTextProps(EP_LINELEADING,&SecProps,NULL);
 }
 
 FX_BOOL CFX_Edit::SetRichTextLineIndent(FX_FLOAT fLineIndent)
 {
-        CPVT_SecProps SecProps;
-        SecProps.fLineIndent = fLineIndent;
-        return SetRichTextProps(EP_LINEINDENT,&SecProps,NULL);
-}
-
-FX_BOOL CFX_Edit::SetRichTextAlignment(int32_t nAlignment)
-{
-        CPVT_SecProps SecProps;
-        SecProps.nAlignment = nAlignment;
-        return SetRichTextProps(EP_ALIGNMENT,&SecProps,NULL);
+    CPVT_SecProps SecProps;
+    SecProps.fLineIndent = fLineIndent;
+    return SetRichTextProps(EP_LINEINDENT,&SecProps,NULL);
+}
+
+FX_BOOL CFX_Edit::SetRichTextAlignment(int32_t nAlignment)
+{
+    CPVT_SecProps SecProps;
+    SecProps.nAlignment = nAlignment;
+    return SetRichTextProps(EP_ALIGNMENT,&SecProps,NULL);
 }
 
 FX_BOOL CFX_Edit::SetRichTextProps(EDIT_PROPS_E eProps, const CPVT_SecProps * pSecProps, const CPVT_WordProps * pWordProps)
 {
-        FX_BOOL bSet = FALSE;
-        FX_BOOL bSet1,bSet2;
-        if (m_pVT->IsValid() && m_pVT->IsRichText())
-        {
-                if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                {
-                        CPVT_WordRange wrTemp = m_SelState.ConvertToWordRange();
-
-                        m_pVT->UpdateWordPlace(wrTemp.BeginPos);
-                        m_pVT->UpdateWordPlace(wrTemp.EndPos);
-                        pIterator->SetAt(wrTemp.BeginPos);
-
-                        BeginGroupUndo(L"");;
-
-                        bSet = SetSecProps(eProps,wrTemp.BeginPos,pSecProps,pWordProps,wrTemp,TRUE);
-
-                        while (pIterator->NextWord())
-                        {
-                                CPVT_WordPlace place = pIterator->GetAt();
-                                if (place.WordCmp(wrTemp.EndPos) > 0) break;
-                                bSet1 = SetSecProps(eProps,place,pSecProps,pWordProps,wrTemp,TRUE);
-                                bSet2 = SetWordProps(eProps,place,pWordProps,wrTemp,TRUE);
-
-                                if (!bSet)
-                                        bSet = (bSet1 || bSet2);
-                        }
-
-                        EndGroupUndo();
-
-                        if (bSet)
-                        {
-                                PaintSetProps(eProps,wrTemp);
-                        }
-                }
-        }
-
-        return bSet;
+    FX_BOOL bSet = FALSE;
+    FX_BOOL bSet1,bSet2;
+    if (m_pVT->IsValid() && m_pVT->IsRichText())
+    {
+        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+        {
+            CPVT_WordRange wrTemp = m_SelState.ConvertToWordRange();
+
+            m_pVT->UpdateWordPlace(wrTemp.BeginPos);
+            m_pVT->UpdateWordPlace(wrTemp.EndPos);
+            pIterator->SetAt(wrTemp.BeginPos);
+
+            BeginGroupUndo(L"");;
+
+            bSet = SetSecProps(eProps,wrTemp.BeginPos,pSecProps,pWordProps,wrTemp,TRUE);
+
+            while (pIterator->NextWord())
+            {
+                CPVT_WordPlace place = pIterator->GetAt();
+                if (place.WordCmp(wrTemp.EndPos) > 0) break;
+                bSet1 = SetSecProps(eProps,place,pSecProps,pWordProps,wrTemp,TRUE);
+                bSet2 = SetWordProps(eProps,place,pWordProps,wrTemp,TRUE);
+
+                if (!bSet)
+                    bSet = (bSet1 || bSet2);
+            }
+
+            EndGroupUndo();
+
+            if (bSet)
+            {
+                PaintSetProps(eProps,wrTemp);
+            }
+        }
+    }
+
+    return bSet;
 }
 
 void CFX_Edit::PaintSetProps(EDIT_PROPS_E eProps, const CPVT_WordRange & wr)
 {
-        switch(eProps)
-        {
-        case EP_LINELEADING:
-        case EP_LINEINDENT:
-        case EP_ALIGNMENT:
-                RearrangePart(wr);
-                ScrollToCaret();
-                Refresh(RP_ANALYSE);
-                SetCaretOrigin();
-                SetCaretInfo();
-                break;
-        case EP_WORDCOLOR:
-        case EP_UNDERLINE:
-        case EP_CROSSOUT:
-                Refresh(RP_OPTIONAL,&wr);
-                break;
-        case EP_FONTINDEX:
-        case EP_FONTSIZE:
-        case EP_SCRIPTTYPE:
-        case EP_CHARSPACE:
-        case EP_HORZSCALE:
-        case EP_BOLD:
-        case EP_ITALIC:
-                RearrangePart(wr);
-                ScrollToCaret();
-
-                CPVT_WordRange wrRefresh(m_pVT->GetSectionBeginPlace(wr.BeginPos),
-                        m_pVT->GetSectionEndPlace(wr.EndPos));
-                Refresh(RP_ANALYSE,&wrRefresh);
-
-                SetCaretOrigin();
-                SetCaretInfo();
-                break;
-        }
+    switch(eProps)
+    {
+    case EP_LINELEADING:
+    case EP_LINEINDENT:
+    case EP_ALIGNMENT:
+        RearrangePart(wr);
+        ScrollToCaret();
+        Refresh(RP_ANALYSE);
+        SetCaretOrigin();
+        SetCaretInfo();
+        break;
+    case EP_WORDCOLOR:
+    case EP_UNDERLINE:
+    case EP_CROSSOUT:
+        Refresh(RP_OPTIONAL,&wr);
+        break;
+    case EP_FONTINDEX:
+    case EP_FONTSIZE:
+    case EP_SCRIPTTYPE:
+    case EP_CHARSPACE:
+    case EP_HORZSCALE:
+    case EP_BOLD:
+    case EP_ITALIC:
+        RearrangePart(wr);
+        ScrollToCaret();
+
+        CPVT_WordRange wrRefresh(m_pVT->GetSectionBeginPlace(wr.BeginPos),
+            m_pVT->GetSectionEndPlace(wr.EndPos));
+        Refresh(RP_ANALYSE,&wrRefresh);
+
+        SetCaretOrigin();
+        SetCaretInfo();
+        break;
+    }
 }
 
 FX_BOOL CFX_Edit::SetSecProps(EDIT_PROPS_E eProps, const CPVT_WordPlace & place,
-                                                           const CPVT_SecProps * pSecProps, const CPVT_WordProps * pWordProps,
-                                                           const CPVT_WordRange & wr, FX_BOOL bAddUndo)
-{
-        if (m_pVT->IsValid() && m_pVT->IsRichText())
-        {
-                if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                {
-                        FX_BOOL bSet = FALSE;
-                        CPVT_Section secinfo;
-                        CPVT_Section OldSecinfo;
-
-                        CPVT_WordPlace oldplace = pIterator->GetAt();
-
-                        if (eProps == EP_LINELEADING || eProps == EP_LINEINDENT || eProps == EP_ALIGNMENT)
-                        {
-                                if (pSecProps)
-                                {
-                                        pIterator->SetAt(place);
-                                        if (pIterator->GetSection(secinfo))
-                                        {
-                                                if (bAddUndo) OldSecinfo = secinfo;
-
-                                                switch(eProps)
-                                                {
-                                                case EP_LINELEADING:
-                                                        if (!FX_EDIT_IsFloatEqual(secinfo.SecProps.fLineLeading,pSecProps->fLineLeading))
-                                                        {
-                                                                secinfo.SecProps.fLineLeading = pSecProps->fLineLeading;
-                                                                bSet = TRUE;
-                                                        }
-                                                        break;
-                                                case EP_LINEINDENT:
-                                                        if (!FX_EDIT_IsFloatEqual(secinfo.SecProps.fLineIndent,pSecProps->fLineIndent))
-                                                        {
-                                                                secinfo.SecProps.fLineIndent = pSecProps->fLineIndent;
-                                                                bSet = TRUE;
-                                                        }
-                                                        break;
-                                                case EP_ALIGNMENT:
-                                                        if (secinfo.SecProps.nAlignment != pSecProps->nAlignment)
-                                                        {
-                                                                secinfo.SecProps.nAlignment = pSecProps->nAlignment;
-                                                                bSet = TRUE;
-                                                        }
-                                                        break;
-                                                default:
-                                                        break;
-                                                }
-                                        }
-                                }
-                        }
-                        else
-                        {
-                                if (pWordProps && place == m_pVT->GetSectionBeginPlace(place))
-                                {
-                                        pIterator->SetAt(place);
-                                        if (pIterator->GetSection(secinfo))
-                                        {
-                                                if (bAddUndo) OldSecinfo = secinfo;
-
-                                                switch(eProps)
-                                                {
-                                                case EP_FONTINDEX:
-                                                        if (secinfo.WordProps.nFontIndex != pWordProps->nFontIndex)
-                                                        {
-                                                                secinfo.WordProps.nFontIndex = pWordProps->nFontIndex;
-                                                                bSet = TRUE;
-                                                        }
-                                                        break;
-                                                case EP_FONTSIZE:
-                                                        if (!FX_EDIT_IsFloatEqual(secinfo.WordProps.fFontSize,pWordProps->fFontSize))
-                                                        {
-                                                                secinfo.WordProps.fFontSize = pWordProps->fFontSize;
-                                                                bSet = TRUE;
-                                                        }
-                                                        break;
-                                                case EP_WORDCOLOR:
-                                                        if (secinfo.WordProps.dwWordColor != pWordProps->dwWordColor)
-                                                        {
-                                                                secinfo.WordProps.dwWordColor = pWordProps->dwWordColor;
-                                                                bSet = TRUE;
-                                                        }
-                                                        break;
-                                                case EP_SCRIPTTYPE:
-                                                        if (secinfo.WordProps.nScriptType != pWordProps->nScriptType)
-                                                        {
-                                                                secinfo.WordProps.nScriptType = pWordProps->nScriptType;
-                                                                bSet = TRUE;
-                                                        }
-                                                        break;
-                                                case EP_CHARSPACE:
-                                                        if (!FX_EDIT_IsFloatEqual(secinfo.WordProps.fCharSpace,pWordProps->fCharSpace))
-                                                        {
-                                                                secinfo.WordProps.fCharSpace = pWordProps->fCharSpace;
-                                                                bSet = TRUE;
-                                                        }
-                                                        break;
-                                                case EP_HORZSCALE:
-                                                        if (secinfo.WordProps.nHorzScale != pWordProps->nHorzScale)
-                                                        {
-                                                                secinfo.WordProps.nHorzScale = pWordProps->nHorzScale;
-                                                                bSet = TRUE;
-                                                        }
-                                                        break;
-                                                case EP_UNDERLINE:
-                                                        if (pWordProps->nWordStyle & PVTWORD_STYLE_UNDERLINE)
-                                                        {
-                                                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_UNDERLINE) == 0)
-                                                                {
-                                                                        secinfo.WordProps.nWordStyle |= PVTWORD_STYLE_UNDERLINE;
-                                                                        bSet = TRUE;
-                                                                }
-                                                        }
-                                                        else
-                                                        {
-                                                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_UNDERLINE) != 0)
-                                                                {
-                                                                        secinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_UNDERLINE;
-                                                                        bSet = TRUE;
-                                                                }
-                                                        }
-                                                        break;
-                                                case EP_CROSSOUT:
-                                                        if (pWordProps->nWordStyle & PVTWORD_STYLE_CROSSOUT)
-                                                        {
-                                                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_CROSSOUT) == 0)
-                                                                {
-                                                                        secinfo.WordProps.nWordStyle |= PVTWORD_STYLE_CROSSOUT;
-                                                                        bSet = TRUE;
-                                                                }
-                                                        }
-                                                        else
-                                                        {
-                                                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_CROSSOUT) != 0)
-                                                                {
-                                                                        secinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_CROSSOUT;
-                                                                        bSet = TRUE;
-                                                                }
-                                                        }
-                                                        break;
-                                                case EP_BOLD:
-                                                        if (pWordProps->nWordStyle & PVTWORD_STYLE_BOLD)
-                                                        {
-                                                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_BOLD) == 0)
-                                                                {
-                                                                        secinfo.WordProps.nWordStyle |= PVTWORD_STYLE_BOLD;
-                                                                        bSet = TRUE;
-                                                                }
-                                                        }
-                                                        else
-                                                        {
-                                                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_BOLD) != 0)
-                                                                {
-                                                                        secinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_BOLD;
-                                                                        bSet = TRUE;
-                                                                }
-                                                        }
-                                                        break;
-                                                case EP_ITALIC:
-                                                        if (pWordProps->nWordStyle & PVTWORD_STYLE_ITALIC)
-                                                        {
-                                                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_ITALIC) == 0)
-                                                                {
-                                                                        secinfo.WordProps.nWordStyle |= PVTWORD_STYLE_ITALIC;
-                                                                        bSet = TRUE;
-                                                                }
-                                                        }
-                                                        else
-                                                        {
-                                                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_ITALIC) != 0)
-                                                                {
-                                                                        secinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_ITALIC;
-                                                                        bSet = TRUE;
-                                                                }
-                                                        }
-                                                        break;
-                                                default:
-                                                        break;
-                                                }
-                                        }
-                                }
-                        }
-
-                        if (bSet)
-                        {
-                                pIterator->SetSection(secinfo);
-
-                                if (bAddUndo && m_bEnableUndo)
-                                {
-                                        AddEditUndoItem(new CFXEU_SetSecProps
-                                                (this,place,eProps,OldSecinfo.SecProps,OldSecinfo.WordProps,secinfo.SecProps,secinfo.WordProps,wr));
-                                }
-                        }
-
-                        pIterator->SetAt(oldplace);
-
-                        return bSet;
-                }
-        }
-
-        return FALSE;
+                               const CPVT_SecProps * pSecProps, const CPVT_WordProps * pWordProps,
+                               const CPVT_WordRange & wr, FX_BOOL bAddUndo)
+{
+    if (m_pVT->IsValid() && m_pVT->IsRichText())
+    {
+        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+        {
+            FX_BOOL bSet = FALSE;
+            CPVT_Section secinfo;
+            CPVT_Section OldSecinfo;
+
+            CPVT_WordPlace oldplace = pIterator->GetAt();
+
+            if (eProps == EP_LINELEADING || eProps == EP_LINEINDENT || eProps == EP_ALIGNMENT)
+            {
+                if (pSecProps)
+                {
+                    pIterator->SetAt(place);
+                    if (pIterator->GetSection(secinfo))
+                    {
+                        if (bAddUndo) OldSecinfo = secinfo;
+
+                        switch(eProps)
+                        {
+                        case EP_LINELEADING:
+                            if (!FX_EDIT_IsFloatEqual(secinfo.SecProps.fLineLeading,pSecProps->fLineLeading))
+                            {
+                                secinfo.SecProps.fLineLeading = pSecProps->fLineLeading;
+                                bSet = TRUE;
+                            }
+                            break;
+                        case EP_LINEINDENT:
+                            if (!FX_EDIT_IsFloatEqual(secinfo.SecProps.fLineIndent,pSecProps->fLineIndent))
+                            {
+                                secinfo.SecProps.fLineIndent = pSecProps->fLineIndent;
+                                bSet = TRUE;
+                            }
+                            break;
+                        case EP_ALIGNMENT:
+                            if (secinfo.SecProps.nAlignment != pSecProps->nAlignment)
+                            {
+                                secinfo.SecProps.nAlignment = pSecProps->nAlignment;
+                                bSet = TRUE;
+                            }
+                            break;
+                        default:
+                            break;
+                        }
+                    }
+                }
+            }
+            else
+            {
+                if (pWordProps && place == m_pVT->GetSectionBeginPlace(place))
+                {
+                    pIterator->SetAt(place);
+                    if (pIterator->GetSection(secinfo))
+                    {
+                        if (bAddUndo) OldSecinfo = secinfo;
+
+                        switch(eProps)
+                        {
+                        case EP_FONTINDEX:
+                            if (secinfo.WordProps.nFontIndex != pWordProps->nFontIndex)
+                            {
+                                secinfo.WordProps.nFontIndex = pWordProps->nFontIndex;
+                                bSet = TRUE;
+                            }
+                            break;
+                        case EP_FONTSIZE:
+                            if (!FX_EDIT_IsFloatEqual(secinfo.WordProps.fFontSize,pWordProps->fFontSize))
+                            {
+                                secinfo.WordProps.fFontSize = pWordProps->fFontSize;
+                                bSet = TRUE;
+                            }
+                            break;
+                        case EP_WORDCOLOR:
+                            if (secinfo.WordProps.dwWordColor != pWordProps->dwWordColor)
+                            {
+                                secinfo.WordProps.dwWordColor = pWordProps->dwWordColor;
+                                bSet = TRUE;
+                            }
+                            break;
+                        case EP_SCRIPTTYPE:
+                            if (secinfo.WordProps.nScriptType != pWordProps->nScriptType)
+                            {
+                                secinfo.WordProps.nScriptType = pWordProps->nScriptType;
+                                bSet = TRUE;
+                            }
+                            break;
+                        case EP_CHARSPACE:
+                            if (!FX_EDIT_IsFloatEqual(secinfo.WordProps.fCharSpace,pWordProps->fCharSpace))
+                            {
+                                secinfo.WordProps.fCharSpace = pWordProps->fCharSpace;
+                                bSet = TRUE;
+                            }
+                            break;
+                        case EP_HORZSCALE:
+                            if (secinfo.WordProps.nHorzScale != pWordProps->nHorzScale)
+                            {
+                                secinfo.WordProps.nHorzScale = pWordProps->nHorzScale;
+                                bSet = TRUE;
+                            }
+                            break;
+                        case EP_UNDERLINE:
+                            if (pWordProps->nWordStyle & PVTWORD_STYLE_UNDERLINE)
+                            {
+                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_UNDERLINE) == 0)
+                                {
+                                    secinfo.WordProps.nWordStyle |= PVTWORD_STYLE_UNDERLINE;
+                                    bSet = TRUE;
+                                }
+                            }
+                            else
+                            {
+                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_UNDERLINE) != 0)
+                                {
+                                    secinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_UNDERLINE;
+                                    bSet = TRUE;
+                                }
+                            }
+                            break;
+                        case EP_CROSSOUT:
+                            if (pWordProps->nWordStyle & PVTWORD_STYLE_CROSSOUT)
+                            {
+                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_CROSSOUT) == 0)
+                                {
+                                    secinfo.WordProps.nWordStyle |= PVTWORD_STYLE_CROSSOUT;
+                                    bSet = TRUE;
+                                }
+                            }
+                            else
+                            {
+                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_CROSSOUT) != 0)
+                                {
+                                    secinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_CROSSOUT;
+                                    bSet = TRUE;
+                                }
+                            }
+                            break;
+                        case EP_BOLD:
+                            if (pWordProps->nWordStyle & PVTWORD_STYLE_BOLD)
+                            {
+                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_BOLD) == 0)
+                                {
+                                    secinfo.WordProps.nWordStyle |= PVTWORD_STYLE_BOLD;
+                                    bSet = TRUE;
+                                }
+                            }
+                            else
+                            {
+                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_BOLD) != 0)
+                                {
+                                    secinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_BOLD;
+                                    bSet = TRUE;
+                                }
+                            }
+                            break;
+                        case EP_ITALIC:
+                            if (pWordProps->nWordStyle & PVTWORD_STYLE_ITALIC)
+                            {
+                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_ITALIC) == 0)
+                                {
+                                    secinfo.WordProps.nWordStyle |= PVTWORD_STYLE_ITALIC;
+                                    bSet = TRUE;
+                                }
+                            }
+                            else
+                            {
+                                if ((secinfo.WordProps.nWordStyle & PVTWORD_STYLE_ITALIC) != 0)
+                                {
+                                    secinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_ITALIC;
+                                    bSet = TRUE;
+                                }
+                            }
+                            break;
+                        default:
+                            break;
+                        }
+                    }
+                }
+            }
+
+            if (bSet)
+            {
+                pIterator->SetSection(secinfo);
+
+                if (bAddUndo && m_bEnableUndo)
+                {
+                    AddEditUndoItem(new CFXEU_SetSecProps
+                        (this,place,eProps,OldSecinfo.SecProps,OldSecinfo.WordProps,secinfo.SecProps,secinfo.WordProps,wr));
+                }
+            }
+
+            pIterator->SetAt(oldplace);
+
+            return bSet;
+        }
+    }
+
+    return FALSE;
 }
 
 FX_BOOL CFX_Edit::SetWordProps(EDIT_PROPS_E eProps, const CPVT_WordPlace & place,
-                                                                const CPVT_WordProps * pWordProps, const CPVT_WordRange & wr, FX_BOOL bAddUndo)
-{
-        if (m_pVT->IsValid() && m_pVT->IsRichText())
-        {
-                if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                {
-                        FX_BOOL bSet = FALSE;
-                        CPVT_Word wordinfo;
-                        CPVT_Word OldWordinfo;
-
-                        CPVT_WordPlace oldplace = pIterator->GetAt();
-
-                        if (pWordProps)
-                        {
-                                pIterator->SetAt(place);
-                                if (pIterator->GetWord(wordinfo))
-                                {
-                                        if (bAddUndo) OldWordinfo = wordinfo;
-
-                                        switch(eProps)
-                                        {
-                                        case EP_FONTINDEX:
-                                                if (wordinfo.WordProps.nFontIndex != pWordProps->nFontIndex)
-                                                {
-                                                        if (IFX_Edit_FontMap* pFontMap = GetFontMap())
-                                                        {
-                                                                wordinfo.WordProps.nFontIndex = pFontMap->GetWordFontIndex(wordinfo.Word,wordinfo.nCharset,pWordProps->nFontIndex);
-                                                        }
-                                                        bSet = TRUE;
-                                                }
-                                                break;
-                                        case EP_FONTSIZE:
-                                                if (!FX_EDIT_IsFloatEqual(wordinfo.WordProps.fFontSize,pWordProps->fFontSize))
-                                                {
-                                                        wordinfo.WordProps.fFontSize = pWordProps->fFontSize;
-                                                        bSet = TRUE;
-                                                }
-                                                break;
-                                        case EP_WORDCOLOR:
-                                                if (wordinfo.WordProps.dwWordColor != pWordProps->dwWordColor)
-                                                {
-                                                        wordinfo.WordProps.dwWordColor = pWordProps->dwWordColor;
-                                                        bSet = TRUE;
-                                                }
-                                                break;
-                                        case EP_SCRIPTTYPE:
-                                                if (wordinfo.WordProps.nScriptType != pWordProps->nScriptType)
-                                                {
-                                                        wordinfo.WordProps.nScriptType = pWordProps->nScriptType;
-                                                        bSet = TRUE;
-                                                }
-                                                break;
-                                        case EP_CHARSPACE:
-                                                if (!FX_EDIT_IsFloatEqual(wordinfo.WordProps.fCharSpace,pWordProps->fCharSpace))
-                                                {
-                                                        wordinfo.WordProps.fCharSpace = pWordProps->fCharSpace;
-                                                        bSet = TRUE;
-                                                }
-                                                break;
-                                        case EP_HORZSCALE:
-                                                if (wordinfo.WordProps.nHorzScale != pWordProps->nHorzScale)
-                                                {
-                                                        wordinfo.WordProps.nHorzScale = pWordProps->nHorzScale;
-                                                        bSet = TRUE;
-                                                }
-                                                break;
-                                        case EP_UNDERLINE:
-                                                if (pWordProps->nWordStyle & PVTWORD_STYLE_UNDERLINE)
-                                                {
-                                                        if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_UNDERLINE) == 0)
-                                                        {
-                                                                wordinfo.WordProps.nWordStyle |= PVTWORD_STYLE_UNDERLINE;
-                                                                bSet = TRUE;
-                                                        }
-                                                }
-                                                else
-                                                {
-                                                        if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_UNDERLINE) != 0)
-                                                        {
-                                                                wordinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_UNDERLINE;
-                                                                bSet = TRUE;
-                                                        }
-                                                }
-                                                break;
-                                        case EP_CROSSOUT:
-                                                if (pWordProps->nWordStyle & PVTWORD_STYLE_CROSSOUT)
-                                                {
-                                                        if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_CROSSOUT) == 0)
-                                                        {
-                                                                wordinfo.WordProps.nWordStyle |= PVTWORD_STYLE_CROSSOUT;
-                                                                bSet = TRUE;
-                                                        }
-                                                }
-                                                else
-                                                {
-                                                        if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_CROSSOUT) != 0)
-                                                        {
-                                                                wordinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_CROSSOUT;
-                                                                bSet = TRUE;
-                                                        }
-                                                }
-                                                break;
-                                        case EP_BOLD:
-                                                if (pWordProps->nWordStyle & PVTWORD_STYLE_BOLD)
-                                                {
-                                                        if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_BOLD) == 0)
-                                                        {
-                                                                wordinfo.WordProps.nWordStyle |= PVTWORD_STYLE_BOLD;
-                                                                bSet = TRUE;
-                                                        }
-                                                }
-                                                else
-                                                {
-                                                        if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_BOLD) != 0)
-                                                        {
-                                                                wordinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_BOLD;
-                                                                bSet = TRUE;
-                                                        }
-                                                }
-                                                break;
-                                        case EP_ITALIC:
-                                                if (pWordProps->nWordStyle & PVTWORD_STYLE_ITALIC)
-                                                {
-                                                        if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_ITALIC) == 0)
-                                                        {
-                                                                wordinfo.WordProps.nWordStyle |= PVTWORD_STYLE_ITALIC;
-                                                                bSet = TRUE;
-                                                        }
-                                                }
-                                                else
-                                                {
-                                                        if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_ITALIC) != 0)
-                                                        {
-                                                                wordinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_ITALIC;
-                                                                bSet = TRUE;
-                                                        }
-                                                }
-                                                break;
-                                        default:
-                                                break;
-                                        }
-                                }
-                        }
-
-                        if (bSet)
-                        {
-                                pIterator->SetWord(wordinfo);
-
-                                if (bAddUndo && m_bEnableUndo)
-                                {
-                                        AddEditUndoItem(new CFXEU_SetWordProps
-                                                (this,place,eProps,OldWordinfo.WordProps,wordinfo.WordProps,wr));
-                                }
-                        }
-
-                        pIterator->SetAt(oldplace);
-                        return bSet;
-                }
-        }
-
-        return FALSE;
+                                const CPVT_WordProps * pWordProps, const CPVT_WordRange & wr, FX_BOOL bAddUndo)
+{
+    if (m_pVT->IsValid() && m_pVT->IsRichText())
+    {
+        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+        {
+            FX_BOOL bSet = FALSE;
+            CPVT_Word wordinfo;
+            CPVT_Word OldWordinfo;
+
+            CPVT_WordPlace oldplace = pIterator->GetAt();
+
+            if (pWordProps)
+            {
+                pIterator->SetAt(place);
+                if (pIterator->GetWord(wordinfo))
+                {
+                    if (bAddUndo) OldWordinfo = wordinfo;
+
+                    switch(eProps)
+                    {
+                    case EP_FONTINDEX:
+                        if (wordinfo.WordProps.nFontIndex != pWordProps->nFontIndex)
+                        {
+                            if (IFX_Edit_FontMap* pFontMap = GetFontMap())
+                            {
+                                wordinfo.WordProps.nFontIndex = pFontMap->GetWordFontIndex(wordinfo.Word,wordinfo.nCharset,pWordProps->nFontIndex);
+                            }
+                            bSet = TRUE;
+                        }
+                        break;
+                    case EP_FONTSIZE:
+                        if (!FX_EDIT_IsFloatEqual(wordinfo.WordProps.fFontSize,pWordProps->fFontSize))
+                        {
+                            wordinfo.WordProps.fFontSize = pWordProps->fFontSize;
+                            bSet = TRUE;
+                        }
+                        break;
+                    case EP_WORDCOLOR:
+                        if (wordinfo.WordProps.dwWordColor != pWordProps->dwWordColor)
+                        {
+                            wordinfo.WordProps.dwWordColor = pWordProps->dwWordColor;
+                            bSet = TRUE;
+                        }
+                        break;
+                    case EP_SCRIPTTYPE:
+                        if (wordinfo.WordProps.nScriptType != pWordProps->nScriptType)
+                        {
+                            wordinfo.WordProps.nScriptType = pWordProps->nScriptType;
+                            bSet = TRUE;
+                        }
+                        break;
+                    case EP_CHARSPACE:
+                        if (!FX_EDIT_IsFloatEqual(wordinfo.WordProps.fCharSpace,pWordProps->fCharSpace))
+                        {
+                            wordinfo.WordProps.fCharSpace = pWordProps->fCharSpace;
+                            bSet = TRUE;
+                        }
+                        break;
+                    case EP_HORZSCALE:
+                        if (wordinfo.WordProps.nHorzScale != pWordProps->nHorzScale)
+                        {
+                            wordinfo.WordProps.nHorzScale = pWordProps->nHorzScale;
+                            bSet = TRUE;
+                        }
+                        break;
+                    case EP_UNDERLINE:
+                        if (pWordProps->nWordStyle & PVTWORD_STYLE_UNDERLINE)
+                        {
+                            if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_UNDERLINE) == 0)
+                            {
+                                wordinfo.WordProps.nWordStyle |= PVTWORD_STYLE_UNDERLINE;
+                                bSet = TRUE;
+                            }
+                        }
+                        else
+                        {
+                            if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_UNDERLINE) != 0)
+                            {
+                                wordinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_UNDERLINE;
+                                bSet = TRUE;
+                            }
+                        }
+                        break;
+                    case EP_CROSSOUT:
+                        if (pWordProps->nWordStyle & PVTWORD_STYLE_CROSSOUT)
+                        {
+                            if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_CROSSOUT) == 0)
+                            {
+                                wordinfo.WordProps.nWordStyle |= PVTWORD_STYLE_CROSSOUT;
+                                bSet = TRUE;
+                            }
+                        }
+                        else
+                        {
+                            if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_CROSSOUT) != 0)
+                            {
+                                wordinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_CROSSOUT;
+                                bSet = TRUE;
+                            }
+                        }
+                        break;
+                    case EP_BOLD:
+                        if (pWordProps->nWordStyle & PVTWORD_STYLE_BOLD)
+                        {
+                            if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_BOLD) == 0)
+                            {
+                                wordinfo.WordProps.nWordStyle |= PVTWORD_STYLE_BOLD;
+                                bSet = TRUE;
+                            }
+                        }
+                        else
+                        {
+                            if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_BOLD) != 0)
+                            {
+                                wordinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_BOLD;
+                                bSet = TRUE;
+                            }
+                        }
+                        break;
+                    case EP_ITALIC:
+                        if (pWordProps->nWordStyle & PVTWORD_STYLE_ITALIC)
+                        {
+                            if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_ITALIC) == 0)
+                            {
+                                wordinfo.WordProps.nWordStyle |= PVTWORD_STYLE_ITALIC;
+                                bSet = TRUE;
+                            }
+                        }
+                        else
+                        {
+                            if ((wordinfo.WordProps.nWordStyle & PVTWORD_STYLE_ITALIC) != 0)
+                            {
+                                wordinfo.WordProps.nWordStyle &= ~PVTWORD_STYLE_ITALIC;
+                                bSet = TRUE;
+                            }
+                        }
+                        break;
+                    default:
+                        break;
+                    }
+                }
+            }
+
+            if (bSet)
+            {
+                pIterator->SetWord(wordinfo);
+
+                if (bAddUndo && m_bEnableUndo)
+                {
+                    AddEditUndoItem(new CFXEU_SetWordProps
+                        (this,place,eProps,OldWordinfo.WordProps,wordinfo.WordProps,wr));
+                }
+            }
+
+            pIterator->SetAt(oldplace);
+            return bSet;
+        }
+    }
+
+    return FALSE;
 }
 
 void CFX_Edit::SetText(const FX_WCHAR* text,int32_t charset /*= DEFAULT_CHARSET*/,
-                                                const CPVT_SecProps * pSecProps /*= NULL*/,const CPVT_WordProps * pWordProps /*= NULL*/)
-{
-        SetText(text,charset,pSecProps,pWordProps,TRUE,TRUE);
+                        const CPVT_SecProps * pSecProps /*= NULL*/,const CPVT_WordProps * pWordProps /*= NULL*/)
+{
+    SetText(text,charset,pSecProps,pWordProps,TRUE,TRUE);
 }
 
 FX_BOOL CFX_Edit::InsertWord(FX_WORD word, int32_t charset /*= DEFAULT_CHARSET*/, const CPVT_WordProps * pWordProps /*= NULL*/)
 {
-        return InsertWord(word,charset,pWordProps,TRUE,TRUE);
+    return InsertWord(word,charset,pWordProps,TRUE,TRUE);
 }
 
 FX_BOOL CFX_Edit::InsertReturn(const CPVT_SecProps * pSecProps /*= NULL*/,const CPVT_WordProps * pWordProps /*= NULL*/)
 {
-        return InsertReturn(pSecProps,pWordProps,TRUE,TRUE);
+    return InsertReturn(pSecProps,pWordProps,TRUE,TRUE);
 }
 
 FX_BOOL CFX_Edit::Backspace()
 {
-        return Backspace(TRUE,TRUE);
+    return Backspace(TRUE,TRUE);
 }
 
 FX_BOOL CFX_Edit::Delete()
 {
-        return Delete(TRUE,TRUE);
+    return Delete(TRUE,TRUE);
 }
 
 FX_BOOL CFX_Edit::Clear()
 {
-        return Clear(TRUE,TRUE);
+    return Clear(TRUE,TRUE);
 }
 
 FX_BOOL CFX_Edit::InsertText(const FX_WCHAR* text, int32_t charset /*= DEFAULT_CHARSET*/,
-                                                                const CPVT_SecProps * pSecProps /*= NULL*/,const CPVT_WordProps * pWordProps /*= NULL*/)
-{
-        return InsertText(text,charset,pSecProps,pWordProps,TRUE,TRUE);
+                                const CPVT_SecProps * pSecProps /*= NULL*/,const CPVT_WordProps * pWordProps /*= NULL*/)
+{
+    return InsertText(text,charset,pSecProps,pWordProps,TRUE,TRUE);
 }
 
 FX_FLOAT CFX_Edit::GetFontSize() const
 {
-        return m_pVT->GetFontSize();
+    return m_pVT->GetFontSize();
 }
 
 FX_WORD CFX_Edit::GetPasswordChar() const
 {
-        return m_pVT->GetPasswordChar();
+    return m_pVT->GetPasswordChar();
 }
 
 int32_t CFX_Edit::GetCharArray() const
 {
-        return m_pVT->GetCharArray();
+    return m_pVT->GetCharArray();
 }
 
 CPDF_Rect CFX_Edit::GetPlateRect() const
 {
-        return m_pVT->GetPlateRect();
+    return m_pVT->GetPlateRect();
 }
 
 CPDF_Rect CFX_Edit::GetContentRect() const
 {
-        return VTToEdit(m_pVT->GetContentRect());
+    return VTToEdit(m_pVT->GetContentRect());
 }
 
 int32_t CFX_Edit::GetHorzScale() const
 {
-        return m_pVT->GetHorzScale();
+    return m_pVT->GetHorzScale();
 }
 
 FX_FLOAT CFX_Edit::GetCharSpace() const
 {
-        return m_pVT->GetCharSpace();
+    return m_pVT->GetCharSpace();
 }
 
 // inner methods
 
 CPVT_WordRange CFX_Edit::GetWholeWordRange() const
 {
-        if (m_pVT->IsValid())
-                return CPVT_WordRange(m_pVT->GetBeginWordPlace(),m_pVT->GetEndWordPlace());
-
-        return CPVT_WordRange();
+    if (m_pVT->IsValid())
+        return CPVT_WordRange(m_pVT->GetBeginWordPlace(),m_pVT->GetEndWordPlace());
+
+    return CPVT_WordRange();
 }
 
 CPVT_WordRange CFX_Edit::GetVisibleWordRange() const
 {
-        if (m_bEnableOverflow) return GetWholeWordRange();
-
-        if (m_pVT->IsValid())
-        {
-                CPDF_Rect rcPlate = m_pVT->GetPlateRect();
-
-                CPVT_WordPlace place1 = m_pVT->SearchWordPlace(EditToVT(CPDF_Point(rcPlate.left,rcPlate.top)));
-                CPVT_WordPlace place2 = m_pVT->SearchWordPlace(EditToVT(CPDF_Point(rcPlate.right,rcPlate.bottom)));
-
-                return CPVT_WordRange(place1,place2);
-        }
-
-        return CPVT_WordRange();
+    if (m_bEnableOverflow) return GetWholeWordRange();
+
+    if (m_pVT->IsValid())
+    {
+        CPDF_Rect rcPlate = m_pVT->GetPlateRect();
+
+        CPVT_WordPlace place1 = m_pVT->SearchWordPlace(EditToVT(CPDF_Point(rcPlate.left,rcPlate.top)));
+        CPVT_WordPlace place2 = m_pVT->SearchWordPlace(EditToVT(CPDF_Point(rcPlate.right,rcPlate.bottom)));
+
+        return CPVT_WordRange(place1,place2);
+    }
+
+    return CPVT_WordRange();
 }
 
 CPVT_WordPlace CFX_Edit::SearchWordPlace(const CPDF_Point& point) const
 {
-        if (m_pVT->IsValid())
-        {
-                return m_pVT->SearchWordPlace(EditToVT(point));
-        }
-
-        return CPVT_WordPlace();
+    if (m_pVT->IsValid())
+    {
+        return m_pVT->SearchWordPlace(EditToVT(point));
+    }
+
+    return CPVT_WordPlace();
 }
 
 void CFX_Edit::Paint()
 {
-        if (m_pVT->IsValid())
-        {
-                RearrangeAll();
-                ScrollToCaret();
-                Refresh(RP_NOANALYSE);
-                SetCaretOrigin();
-                SetCaretInfo();
-        }
+    if (m_pVT->IsValid())
+    {
+        RearrangeAll();
+        ScrollToCaret();
+        Refresh(RP_NOANALYSE);
+        SetCaretOrigin();
+        SetCaretInfo();
+    }
 }
 
 void CFX_Edit::RearrangeAll()
 {
-        if (m_pVT->IsValid())
-        {
-                m_pVT->UpdateWordPlace(m_wpCaret);
-                m_pVT->RearrangeAll();
-                m_pVT->UpdateWordPlace(m_wpCaret);
-                SetScrollInfo();
-                SetContentChanged();
-        }
+    if (m_pVT->IsValid())
+    {
+        m_pVT->UpdateWordPlace(m_wpCaret);
+        m_pVT->RearrangeAll();
+        m_pVT->UpdateWordPlace(m_wpCaret);
+        SetScrollInfo();
+        SetContentChanged();
+    }
 }
 
 void CFX_Edit::RearrangePart(const CPVT_WordRange & range)
 {
-        if (m_pVT->IsValid())
-        {
-                m_pVT->UpdateWordPlace(m_wpCaret);
-                m_pVT->RearrangePart(range);
-                m_pVT->UpdateWordPlace(m_wpCaret);
-                SetScrollInfo();
-                SetContentChanged();
-        }
+    if (m_pVT->IsValid())
+    {
+        m_pVT->UpdateWordPlace(m_wpCaret);
+        m_pVT->RearrangePart(range);
+        m_pVT->UpdateWordPlace(m_wpCaret);
+        SetScrollInfo();
+        SetContentChanged();
+    }
 }
 
 void CFX_Edit::SetContentChanged()
 {
-        if (m_bNotify && m_pNotify)
-        {
-                CPDF_Rect rcContent = m_pVT->GetContentRect();
-                if (rcContent.Width() != m_rcOldContent.Width() ||
-                        rcContent.Height() != m_rcOldContent.Height())
-                {
-                        if (!m_bNotifyFlag)
-                        {
-                                m_bNotifyFlag = TRUE;
-                                m_pNotify->IOnContentChange(rcContent);
-                                m_bNotifyFlag = FALSE;
-                        }
-                        m_rcOldContent = rcContent;
-                }
-        }
+    if (m_bNotify && m_pNotify)
+    {
+        CPDF_Rect rcContent = m_pVT->GetContentRect();
+        if (rcContent.Width() != m_rcOldContent.Width() ||
+            rcContent.Height() != m_rcOldContent.Height())
+        {
+            if (!m_bNotifyFlag)
+            {
+                m_bNotifyFlag = TRUE;
+                m_pNotify->IOnContentChange(rcContent);
+                m_bNotifyFlag = FALSE;
+            }
+            m_rcOldContent = rcContent;
+        }
+    }
 }
 
 void CFX_Edit::SelectAll()
 {
-        if (m_pVT->IsValid())
-        {
-                m_SelState = GetWholeWordRange();
-                SetCaret(m_SelState.EndPos);
-
-                ScrollToCaret();
-                CPVT_WordRange wrVisible = GetVisibleWordRange();
-                Refresh(RP_OPTIONAL,&wrVisible);
-                SetCaretInfo();
-        }
+    if (m_pVT->IsValid())
+    {
+        m_SelState = GetWholeWordRange();
+        SetCaret(m_SelState.EndPos);
+
+        ScrollToCaret();
+        CPVT_WordRange wrVisible = GetVisibleWordRange();
+        Refresh(RP_OPTIONAL,&wrVisible);
+        SetCaretInfo();
+    }
 }
 
 void CFX_Edit::SelectNone()
 {
-        if (m_pVT->IsValid())
-        {
-                if (m_SelState.IsExist())
-                {
-                        CPVT_WordRange wrTemp = m_SelState.ConvertToWordRange();
-                        m_SelState.Default();
-                        Refresh(RP_OPTIONAL,&wrTemp);
-                }
-        }
-}
-
-FX_BOOL CFX_Edit::IsSelected() const
-{
-        return m_SelState.IsExist();
+    if (m_pVT->IsValid())
+    {
+        if (m_SelState.IsExist())
+        {
+            CPVT_WordRange wrTemp = m_SelState.ConvertToWordRange();
+            m_SelState.Default();
+            Refresh(RP_OPTIONAL,&wrTemp);
+        }
+    }
+}
+
+FX_BOOL CFX_Edit::IsSelected() const
+{
+    return m_SelState.IsExist();
 }
 
 CPDF_Point CFX_Edit::VTToEdit(const CPDF_Point & point) const
 {
-        CPDF_Rect rcContent = m_pVT->GetContentRect();
-        CPDF_Rect rcPlate = m_pVT->GetPlateRect();
-
-        FX_FLOAT fPadding = 0.0f;
-
-        switch (m_nAlignment)
-        {
-        case 0:
-                fPadding = 0.0f;
-                break;
-        case 1:
-                fPadding = (rcPlate.Height() - rcContent.Height()) * 0.5f;
-                break;
-        case 2:
-                fPadding = rcPlate.Height() - rcContent.Height();
-                break;
-        }
-
-        return CPDF_Point(point.x - (m_ptScrollPos.x - rcPlate.left),
-                point.y - (m_ptScrollPos.y + fPadding - rcPlate.top));
+    CPDF_Rect rcContent = m_pVT->GetContentRect();
+    CPDF_Rect rcPlate = m_pVT->GetPlateRect();
+
+    FX_FLOAT fPadding = 0.0f;
+
+    switch (m_nAlignment)
+    {
+    case 0:
+        fPadding = 0.0f;
+        break;
+    case 1:
+        fPadding = (rcPlate.Height() - rcContent.Height()) * 0.5f;
+        break;
+    case 2:
+        fPadding = rcPlate.Height() - rcContent.Height();
+        break;
+    }
+
+    return CPDF_Point(point.x - (m_ptScrollPos.x - rcPlate.left),
+        point.y - (m_ptScrollPos.y + fPadding - rcPlate.top));
 }
 
 CPDF_Point CFX_Edit::EditToVT(const CPDF_Point & point) const
 {
-        CPDF_Rect rcContent = m_pVT->GetContentRect();
-        CPDF_Rect rcPlate = m_pVT->GetPlateRect();
-
-        FX_FLOAT fPadding = 0.0f;
-
-        switch (m_nAlignment)
-        {
-        case 0:
-                fPadding = 0.0f;
-                break;
-        case 1:
-                fPadding = (rcPlate.Height() - rcContent.Height()) * 0.5f;
-                break;
-        case 2:
-                fPadding = rcPlate.Height() - rcContent.Height();
-                break;
-        }
-
-        return CPDF_Point(point.x + (m_ptScrollPos.x - rcPlate.left),
-                point.y + (m_ptScrollPos.y + fPadding - rcPlate.top));
+    CPDF_Rect rcContent = m_pVT->GetContentRect();
+    CPDF_Rect rcPlate = m_pVT->GetPlateRect();
+
+    FX_FLOAT fPadding = 0.0f;
+
+    switch (m_nAlignment)
+    {
+    case 0:
+        fPadding = 0.0f;
+        break;
+    case 1:
+        fPadding = (rcPlate.Height() - rcContent.Height()) * 0.5f;
+        break;
+    case 2:
+        fPadding = rcPlate.Height() - rcContent.Height();
+        break;
+    }
+
+    return CPDF_Point(point.x + (m_ptScrollPos.x - rcPlate.left),
+        point.y + (m_ptScrollPos.y + fPadding - rcPlate.top));
 }
 
 CPDF_Rect CFX_Edit::VTToEdit(const CPDF_Rect & rect) const
 {
-        CPDF_Point ptLeftBottom = VTToEdit(CPDF_Point(rect.left,rect.bottom));
-        CPDF_Point ptRightTop = VTToEdit(CPDF_Point(rect.right,rect.top));
-
-        return CPDF_Rect(ptLeftBottom.x,ptLeftBottom.y,ptRightTop.x,ptRightTop.y);
+    CPDF_Point ptLeftBottom = VTToEdit(CPDF_Point(rect.left,rect.bottom));
+    CPDF_Point ptRightTop = VTToEdit(CPDF_Point(rect.right,rect.top));
+
+    return CPDF_Rect(ptLeftBottom.x,ptLeftBottom.y,ptRightTop.x,ptRightTop.y);
 }
 
 CPDF_Rect CFX_Edit::EditToVT(const CPDF_Rect & rect) const
 {
-        CPDF_Point ptLeftBottom = EditToVT(CPDF_Point(rect.left,rect.bottom));
-        CPDF_Point ptRightTop = EditToVT(CPDF_Point(rect.right,rect.top));
-
-        return CPDF_Rect(ptLeftBottom.x,ptLeftBottom.y,ptRightTop.x,ptRightTop.y);
+    CPDF_Point ptLeftBottom = EditToVT(CPDF_Point(rect.left,rect.bottom));
+    CPDF_Point ptRightTop = EditToVT(CPDF_Point(rect.right,rect.top));
+
+    return CPDF_Rect(ptLeftBottom.x,ptLeftBottom.y,ptRightTop.x,ptRightTop.y);
 }
 
 void CFX_Edit::SetScrollInfo()
 {
-        if (m_bNotify && m_pNotify)
-        {
-                CPDF_Rect rcPlate = m_pVT->GetPlateRect();
-                CPDF_Rect rcContent = m_pVT->GetContentRect();
-
-                if (!m_bNotifyFlag)
-                {
-                        m_bNotifyFlag = TRUE;
-                        m_pNotify->IOnSetScrollInfoX(rcPlate.left, rcPlate.right,
-                                                                rcContent.left, rcContent.right, rcPlate.Width() / 3, rcPlate.Width());
-
-                        m_pNotify->IOnSetScrollInfoY(rcPlate.bottom, rcPlate.top,
-                                        rcContent.bottom, rcContent.top, rcPlate.Height() / 3, rcPlate.Height());
-                        m_bNotifyFlag = FALSE;
-                }
-        }
+    if (m_bNotify && m_pNotify)
+    {
+        CPDF_Rect rcPlate = m_pVT->GetPlateRect();
+        CPDF_Rect rcContent = m_pVT->GetContentRect();
+
+        if (!m_bNotifyFlag)
+        {
+            m_bNotifyFlag = TRUE;
+            m_pNotify->IOnSetScrollInfoX(rcPlate.left, rcPlate.right,
+                                rcContent.left, rcContent.right, rcPlate.Width() / 3, rcPlate.Width());
+
+            m_pNotify->IOnSetScrollInfoY(rcPlate.bottom, rcPlate.top,
+                    rcContent.bottom, rcContent.top, rcPlate.Height() / 3, rcPlate.Height());
+            m_bNotifyFlag = FALSE;
+        }
+    }
 }
 
 void CFX_Edit::SetScrollPosX(FX_FLOAT fx)
 {
-        if (!m_bEnableScroll) return;
-
-        if (m_pVT->IsValid())
-        {
-                if (!FX_EDIT_IsFloatEqual(m_ptScrollPos.x,fx))
-                {
-                        m_ptScrollPos.x = fx;
-                        Refresh(RP_NOANALYSE);
-
-                        if (m_bNotify && m_pNotify)
-                        {
-                                if (!m_bNotifyFlag)
-                                {
-                                        m_bNotifyFlag = TRUE;
-                                        m_pNotify->IOnSetScrollPosX(fx);
-                                        m_bNotifyFlag = FALSE;
-                                }
-                        }
-                }
-        }
+    if (!m_bEnableScroll) return;
+
+    if (m_pVT->IsValid())
+    {
+        if (!FX_EDIT_IsFloatEqual(m_ptScrollPos.x,fx))
+        {
+            m_ptScrollPos.x = fx;
+            Refresh(RP_NOANALYSE);
+
+            if (m_bNotify && m_pNotify)
+            {
+                if (!m_bNotifyFlag)
+                {
+                    m_bNotifyFlag = TRUE;
+                    m_pNotify->IOnSetScrollPosX(fx);
+                    m_bNotifyFlag = FALSE;
+                }
+            }
+        }
+    }
 }
 
 void CFX_Edit::SetScrollPosY(FX_FLOAT fy)
 {
-        if (!m_bEnableScroll) return;
-
-        if (m_pVT->IsValid())
-        {
-                if (!FX_EDIT_IsFloatEqual(m_ptScrollPos.y,fy))
-                {
-                        m_ptScrollPos.y = fy;
-                        Refresh(RP_NOANALYSE);
-
-                        if (m_bNotify && m_pNotify)
-                        {
-                                if (!m_bNotifyFlag)
-                                {
-                                        m_bNotifyFlag = TRUE;
-                                        m_pNotify->IOnSetScrollPosY(fy);
-                                        m_bNotifyFlag = FALSE;
-                                }
-                        }
-                }
-        }
+    if (!m_bEnableScroll) return;
+
+    if (m_pVT->IsValid())
+    {
+        if (!FX_EDIT_IsFloatEqual(m_ptScrollPos.y,fy))
+        {
+            m_ptScrollPos.y = fy;
+            Refresh(RP_NOANALYSE);
+
+            if (m_bNotify && m_pNotify)
+            {
+                if (!m_bNotifyFlag)
+                {
+                    m_bNotifyFlag = TRUE;
+                    m_pNotify->IOnSetScrollPosY(fy);
+                    m_bNotifyFlag = FALSE;
+                }
+            }
+        }
+    }
 }
 
 void CFX_Edit::SetScrollPos(const CPDF_Point & point)
 {
-        SetScrollPosX(point.x);
-        SetScrollPosY(point.y);
-        SetScrollLimit();
-        SetCaretInfo();
+    SetScrollPosX(point.x);
+    SetScrollPosY(point.y);
+    SetScrollLimit();
+    SetCaretInfo();
 }
 
 CPDF_Point CFX_Edit::GetScrollPos() const
 {
-        return m_ptScrollPos;
+    return m_ptScrollPos;
 }
 
 void CFX_Edit::SetScrollLimit()
 {
-        if (m_pVT->IsValid())
-        {
-                CPDF_Rect rcContent = m_pVT->GetContentRect();
-                CPDF_Rect rcPlate = m_pVT->GetPlateRect();
-
-                if (rcPlate.Width() > rcContent.Width())
-                {
-                        SetScrollPosX(rcPlate.left);
-                }
-                else
-                {
-                        if (FX_EDIT_IsFloatSmaller(m_ptScrollPos.x, rcContent.left))
-                        {
-                                SetScrollPosX(rcContent.left);
-                        }
-                        else if (FX_EDIT_IsFloatBigger(m_ptScrollPos.x, rcContent.right - rcPlate.Width()))
-                        {
-                                SetScrollPosX(rcContent.right - rcPlate.Width());
-                        }
-                }
-
-                if (rcPlate.Height() > rcContent.Height())
-                {
-                        SetScrollPosY(rcPlate.top);
-                }
-                else
-                {
-                        if (FX_EDIT_IsFloatSmaller(m_ptScrollPos.y, rcContent.bottom + rcPlate.Height()))
-                        {
-                                SetScrollPosY(rcContent.bottom + rcPlate.Height());
-                        }
-                        else if (FX_EDIT_IsFloatBigger(m_ptScrollPos.y, rcContent.top))
-                        {
-                                SetScrollPosY(rcContent.top);
-                        }
-                }
-        }
+    if (m_pVT->IsValid())
+    {
+        CPDF_Rect rcContent = m_pVT->GetContentRect();
+        CPDF_Rect rcPlate = m_pVT->GetPlateRect();
+
+        if (rcPlate.Width() > rcContent.Width())
+        {
+            SetScrollPosX(rcPlate.left);
+        }
+        else
+        {
+            if (FX_EDIT_IsFloatSmaller(m_ptScrollPos.x, rcContent.left))
+            {
+                SetScrollPosX(rcContent.left);
+            }
+            else if (FX_EDIT_IsFloatBigger(m_ptScrollPos.x, rcContent.right - rcPlate.Width()))
+            {
+                SetScrollPosX(rcContent.right - rcPlate.Width());
+            }
+        }
+
+        if (rcPlate.Height() > rcContent.Height())
+        {
+            SetScrollPosY(rcPlate.top);
+        }
+        else
+        {
+            if (FX_EDIT_IsFloatSmaller(m_ptScrollPos.y, rcContent.bottom + rcPlate.Height()))
+            {
+                SetScrollPosY(rcContent.bottom + rcPlate.Height());
+            }
+            else if (FX_EDIT_IsFloatBigger(m_ptScrollPos.y, rcContent.top))
+            {
+                SetScrollPosY(rcContent.top);
+            }
+        }
+    }
 }
 
 void CFX_Edit::ScrollToCaret()
 {
-        SetScrollLimit();
-
-        if (m_pVT->IsValid())
-        {
-                CPDF_Point ptHead(0,0);
-                CPDF_Point ptFoot(0,0);
-
-                if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                {
-                        pIterator->SetAt(m_wpCaret);
-
-                        CPVT_Word word;
-                        CPVT_Line line;
-                        if (pIterator->GetWord(word))
-                        {
-                                ptHead.x = word.ptWord.x + word.fWidth;
-                                ptHead.y = word.ptWord.y + word.fAscent;
-                                ptFoot.x = word.ptWord.x + word.fWidth;
-                                ptFoot.y = word.ptWord.y + word.fDescent;
-                        }
-                        else if (pIterator->GetLine(line))
-                        {
-                                ptHead.x = line.ptLine.x;
-                                ptHead.y = line.ptLine.y + line.fLineAscent;
-                                ptFoot.x = line.ptLine.x;
-                                ptFoot.y = line.ptLine.y + line.fLineDescent;
-                        }
-                }
-
-                CPDF_Point ptHeadEdit = VTToEdit(ptHead);
-                CPDF_Point ptFootEdit = VTToEdit(ptFoot);
-
-                CPDF_Rect rcPlate = m_pVT->GetPlateRect();
-
-                if (!FX_EDIT_IsFloatEqual(rcPlate.left,rcPlate.right))
-                {
-                        if (FX_EDIT_IsFloatSmaller(ptHeadEdit.x, rcPlate.left) ||
-                                FX_EDIT_IsFloatEqual(ptHeadEdit.x, rcPlate.left))
-                        {
-                                SetScrollPosX(ptHead.x);
-                        }
-                        else if (FX_EDIT_IsFloatBigger(ptHeadEdit.x, rcPlate.right))
-                        {
-                                SetScrollPosX(ptHead.x - rcPlate.Width());
-                        }
-                }
-
-                if (!FX_EDIT_IsFloatEqual(rcPlate.top,rcPlate.bottom))
-                {
-                        if (FX_EDIT_IsFloatSmaller(ptFootEdit.y, rcPlate.bottom) ||
-                                FX_EDIT_IsFloatEqual(ptFootEdit.y, rcPlate.bottom))
-                        {
-                                if (FX_EDIT_IsFloatSmaller(ptHeadEdit.y, rcPlate.top))
-                                {
-                                        SetScrollPosY(ptFoot.y + rcPlate.Height());
-                                }
-                        }
-                        else if (FX_EDIT_IsFloatBigger(ptHeadEdit.y, rcPlate.top))
-                        {
-                                if (FX_EDIT_IsFloatBigger(ptFootEdit.y, rcPlate.bottom))
-                                {
-                                        SetScrollPosY(ptHead.y);
-                                }
-                        }
-                }
-        }
+    SetScrollLimit();
+
+    if (m_pVT->IsValid())
+    {
+        CPDF_Point ptHead(0,0);
+        CPDF_Point ptFoot(0,0);
+
+        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+        {
+            pIterator->SetAt(m_wpCaret);
+
+            CPVT_Word word;
+            CPVT_Line line;
+            if (pIterator->GetWord(word))
+            {
+                ptHead.x = word.ptWord.x + word.fWidth;
+                ptHead.y = word.ptWord.y + word.fAscent;
+                ptFoot.x = word.ptWord.x + word.fWidth;
+                ptFoot.y = word.ptWord.y + word.fDescent;
+            }
+            else if (pIterator->GetLine(line))
+            {
+                ptHead.x = line.ptLine.x;
+                ptHead.y = line.ptLine.y + line.fLineAscent;
+                ptFoot.x = line.ptLine.x;
+                ptFoot.y = line.ptLine.y + line.fLineDescent;
+            }
+        }
+
+        CPDF_Point ptHeadEdit = VTToEdit(ptHead);
+        CPDF_Point ptFootEdit = VTToEdit(ptFoot);
+
+        CPDF_Rect rcPlate = m_pVT->GetPlateRect();
+
+        if (!FX_EDIT_IsFloatEqual(rcPlate.left,rcPlate.right))
+        {
+            if (FX_EDIT_IsFloatSmaller(ptHeadEdit.x, rcPlate.left) ||
+                FX_EDIT_IsFloatEqual(ptHeadEdit.x, rcPlate.left))
+            {
+                SetScrollPosX(ptHead.x);
+            }
+            else if (FX_EDIT_IsFloatBigger(ptHeadEdit.x, rcPlate.right))
+            {
+                SetScrollPosX(ptHead.x - rcPlate.Width());
+            }
+        }
+
+        if (!FX_EDIT_IsFloatEqual(rcPlate.top,rcPlate.bottom))
+        {
+            if (FX_EDIT_IsFloatSmaller(ptFootEdit.y, rcPlate.bottom) ||
+                FX_EDIT_IsFloatEqual(ptFootEdit.y, rcPlate.bottom))
+            {
+                if (FX_EDIT_IsFloatSmaller(ptHeadEdit.y, rcPlate.top))
+                {
+                    SetScrollPosY(ptFoot.y + rcPlate.Height());
+                }
+            }
+            else if (FX_EDIT_IsFloatBigger(ptHeadEdit.y, rcPlate.top))
+            {
+                if (FX_EDIT_IsFloatBigger(ptFootEdit.y, rcPlate.bottom))
+                {
+                    SetScrollPosY(ptHead.y);
+                }
+            }
+        }
+    }
 }
 
 void CFX_Edit::Refresh(REFRESH_PLAN_E ePlan,const CPVT_WordRange * pRange1,const CPVT_WordRange * pRange2)
 {
-        if (m_bEnableRefresh && m_pVT->IsValid())
-        {
-                m_Refresh.BeginRefresh();
-                RefreshPushLineRects(GetVisibleWordRange());
-
-//              if (!FX_EDIT_IsFloatEqual(m_ptRefreshScrollPos.x,m_ptScrollPos.x) ||
-//                      !FX_EDIT_IsFloatEqual(m_ptRefreshScrollPos.y,m_ptScrollPos.y))
-//              {
-                        m_Refresh.NoAnalyse();
-                        m_ptRefreshScrollPos = m_ptScrollPos;
-//              }
-//              else
-//              {
-//                      switch (ePlan)
-//                      {
-//                      case RP_ANALYSE:
-//                              m_Refresh.Analyse(m_pVT->GetAlignment());
+    if (m_bEnableRefresh && m_pVT->IsValid())
+    {
+        m_Refresh.BeginRefresh();
+        RefreshPushLineRects(GetVisibleWordRange());
+
+//      if (!FX_EDIT_IsFloatEqual(m_ptRefreshScrollPos.x,m_ptScrollPos.x) ||
+//          !FX_EDIT_IsFloatEqual(m_ptRefreshScrollPos.y,m_ptScrollPos.y))
+//      {
+            m_Refresh.NoAnalyse();
+            m_ptRefreshScrollPos = m_ptScrollPos;
+//      }
+//      else
+//      {
+//          switch (ePlan)
+//          {
+//          case RP_ANALYSE:
+//              m_Refresh.Analyse(m_pVT->GetAlignment());
 //
-//                              if (pRange1) RefreshPushRandomRects(*pRange1);
-//                              if (pRange2) RefreshPushRandomRects(*pRange2);
-//                              break;
-//                      case RP_NOANALYSE:
-//                              m_Refresh.NoAnalyse();
-//                              break;
-//                      case RP_OPTIONAL:
-//                              if (pRange1) RefreshPushRandomRects(*pRange1);
-//                              if (pRange2) RefreshPushRandomRects(*pRange2);
-//                              break;
-//                      }
-//              }
-
-                if (m_bNotify && m_pNotify)
-                {
-                        if (!m_bNotifyFlag)
-                        {
-                                m_bNotifyFlag = TRUE;
-                                if (const CFX_Edit_RectArray * pRects = m_Refresh.GetRefreshRects())
-                                {
-                                        for (int32_t i = 0, sz = pRects->GetSize(); i < sz; i++)
-                                                m_pNotify->IOnInvalidateRect(pRects->GetAt(i));
-                                }
-                                m_bNotifyFlag = FALSE;
-                        }
-                }
-
-                m_Refresh.EndRefresh();
-        }
+//              if (pRange1) RefreshPushRandomRects(*pRange1);
+//              if (pRange2) RefreshPushRandomRects(*pRange2);
+//              break;
+//          case RP_NOANALYSE:
+//              m_Refresh.NoAnalyse();
+//              break;
+//          case RP_OPTIONAL:
+//              if (pRange1) RefreshPushRandomRects(*pRange1);
+//              if (pRange2) RefreshPushRandomRects(*pRange2);
+//              break;
+//          }
+//      }
+
+        if (m_bNotify && m_pNotify)
+        {
+            if (!m_bNotifyFlag)
+            {
+                m_bNotifyFlag = TRUE;
+                if (const CFX_Edit_RectArray * pRects = m_Refresh.GetRefreshRects())
+                {
+                    for (int32_t i = 0, sz = pRects->GetSize(); i < sz; i++)
+                        m_pNotify->IOnInvalidateRect(pRects->GetAt(i));
+                }
+                m_bNotifyFlag = FALSE;
+            }
+        }
+
+        m_Refresh.EndRefresh();
+    }
 }
 
 void CFX_Edit::RefreshPushLineRects(const CPVT_WordRange & wr)
 {
-        if (m_pVT->IsValid())
-        {
-                if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                {
-                        CPVT_WordPlace wpBegin = wr.BeginPos;
-                        m_pVT->UpdateWordPlace(wpBegin);
-                        CPVT_WordPlace wpEnd = wr.EndPos;
-                        m_pVT->UpdateWordPlace(wpEnd);
-                        pIterator->SetAt(wpBegin);
-
-                        CPVT_Line lineinfo;
-                        do
-                        {
-                                if (!pIterator->GetLine(lineinfo))break;
-                                if (lineinfo.lineplace.LineCmp(wpEnd) > 0)break;
-
-                                CPDF_Rect rcLine(lineinfo.ptLine.x,
-                                                                        lineinfo.ptLine.y + lineinfo.fLineDescent,
-                                                                        lineinfo.ptLine.x + lineinfo.fLineWidth,
-                                                                        lineinfo.ptLine.y + lineinfo.fLineAscent);
-
-                                m_Refresh.Push(CPVT_WordRange(lineinfo.lineplace,lineinfo.lineEnd),VTToEdit(rcLine));
-
-                        }while (pIterator->NextLine());
-                }
-        }
+    if (m_pVT->IsValid())
+    {
+        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+        {
+            CPVT_WordPlace wpBegin = wr.BeginPos;
+            m_pVT->UpdateWordPlace(wpBegin);
+            CPVT_WordPlace wpEnd = wr.EndPos;
+            m_pVT->UpdateWordPlace(wpEnd);
+            pIterator->SetAt(wpBegin);
+
+            CPVT_Line lineinfo;
+            do
+            {
+                if (!pIterator->GetLine(lineinfo))break;
+                if (lineinfo.lineplace.LineCmp(wpEnd) > 0)break;
+
+                CPDF_Rect rcLine(lineinfo.ptLine.x,
+                                    lineinfo.ptLine.y + lineinfo.fLineDescent,
+                                    lineinfo.ptLine.x + lineinfo.fLineWidth,
+                                    lineinfo.ptLine.y + lineinfo.fLineAscent);
+
+                m_Refresh.Push(CPVT_WordRange(lineinfo.lineplace,lineinfo.lineEnd),VTToEdit(rcLine));
+
+            }while (pIterator->NextLine());
+        }
+    }
 }
 
 void CFX_Edit::RefreshPushRandomRects(const CPVT_WordRange & wr)
 {
-        if (m_pVT->IsValid())
-        {
-                if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                {
-                        CPVT_WordRange wrTemp = wr;
-
-                        m_pVT->UpdateWordPlace(wrTemp.BeginPos);
-                        m_pVT->UpdateWordPlace(wrTemp.EndPos);
-                        pIterator->SetAt(wrTemp.BeginPos);
-
-                        CPVT_Word wordinfo;
-                        CPVT_Line lineinfo;
-                        CPVT_WordPlace place;
-
-                        while (pIterator->NextWord())
-                        {
-                                place = pIterator->GetAt();
-                                if (place.WordCmp(wrTemp.EndPos) > 0) break;
-
-                                pIterator->GetWord(wordinfo);
-                                pIterator->GetLine(lineinfo);
-
-                                if (place.LineCmp(wrTemp.BeginPos) == 0 || place.LineCmp(wrTemp.EndPos) == 0)
-                                {
-                                        CPDF_Rect rcWord(wordinfo.ptWord.x,
-                                                                                lineinfo.ptLine.y + lineinfo.fLineDescent,
-                                                                                wordinfo.ptWord.x + wordinfo.fWidth,
-                                                                                lineinfo.ptLine.y + lineinfo.fLineAscent);
-
-                                        m_Refresh.AddRefresh(VTToEdit(rcWord));
-                                }
-                                else
-                                {
-                                        CPDF_Rect rcLine(lineinfo.ptLine.x,
-                                                                                lineinfo.ptLine.y + lineinfo.fLineDescent,
-                                                                                lineinfo.ptLine.x + lineinfo.fLineWidth,
-                                                                                lineinfo.ptLine.y + lineinfo.fLineAscent);
-
-                                        m_Refresh.AddRefresh(VTToEdit(rcLine));
-
-                                        pIterator->NextLine();
-                                }
-                        }
-                }
-        }
+    if (m_pVT->IsValid())
+    {
+        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+        {
+            CPVT_WordRange wrTemp = wr;
+
+            m_pVT->UpdateWordPlace(wrTemp.BeginPos);
+            m_pVT->UpdateWordPlace(wrTemp.EndPos);
+            pIterator->SetAt(wrTemp.BeginPos);
+
+            CPVT_Word wordinfo;
+            CPVT_Line lineinfo;
+            CPVT_WordPlace place;
+
+            while (pIterator->NextWord())
+            {
+                place = pIterator->GetAt();
+                if (place.WordCmp(wrTemp.EndPos) > 0) break;
+
+                pIterator->GetWord(wordinfo);
+                pIterator->GetLine(lineinfo);
+
+                if (place.LineCmp(wrTemp.BeginPos) == 0 || place.LineCmp(wrTemp.EndPos) == 0)
+                {
+                    CPDF_Rect rcWord(wordinfo.ptWord.x,
+                                        lineinfo.ptLine.y + lineinfo.fLineDescent,
+                                        wordinfo.ptWord.x + wordinfo.fWidth,
+                                        lineinfo.ptLine.y + lineinfo.fLineAscent);
+
+                    m_Refresh.AddRefresh(VTToEdit(rcWord));
+                }
+                else
+                {
+                    CPDF_Rect rcLine(lineinfo.ptLine.x,
+                                        lineinfo.ptLine.y + lineinfo.fLineDescent,
+                                        lineinfo.ptLine.x + lineinfo.fLineWidth,
+                                        lineinfo.ptLine.y + lineinfo.fLineAscent);
+
+                    m_Refresh.AddRefresh(VTToEdit(rcLine));
+
+                    pIterator->NextLine();
+                }
+            }
+        }
+    }
 }
 
 void CFX_Edit::RefreshWordRange(const CPVT_WordRange& wr)
 {
-        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-        {
-                CPVT_WordRange wrTemp = wr;
-
-                m_pVT->UpdateWordPlace(wrTemp.BeginPos);
-                m_pVT->UpdateWordPlace(wrTemp.EndPos);
-                pIterator->SetAt(wrTemp.BeginPos);
-
-                CPVT_Word wordinfo;
-                CPVT_Line lineinfo;
-                CPVT_WordPlace place;
-
-                while (pIterator->NextWord())
-                {
-                        place = pIterator->GetAt();
-                        if (place.WordCmp(wrTemp.EndPos) > 0) break;
-
-                        pIterator->GetWord(wordinfo);
-                        pIterator->GetLine(lineinfo);
-
-                        if (place.LineCmp(wrTemp.BeginPos) == 0 || place.LineCmp(wrTemp.EndPos) == 0)
-                        {
-                                CPDF_Rect rcWord(wordinfo.ptWord.x,
-                                                                        lineinfo.ptLine.y + lineinfo.fLineDescent,
-                                                                        wordinfo.ptWord.x + wordinfo.fWidth,
-                                                                        lineinfo.ptLine.y + lineinfo.fLineAscent);
-
-                                if (m_bNotify && m_pNotify)
-                                {
-                                        if (!m_bNotifyFlag)
-                                        {
-                                                m_bNotifyFlag = TRUE;
-                                                CPDF_Rect rcRefresh = VTToEdit(rcWord);
-                                                m_pNotify->IOnInvalidateRect(&rcRefresh);
-                                                m_bNotifyFlag = FALSE;
-                                        }
-                                }
-                        }
-                        else
-                        {
-                                CPDF_Rect rcLine(lineinfo.ptLine.x,
-                                                                        lineinfo.ptLine.y + lineinfo.fLineDescent,
-                                                                        lineinfo.ptLine.x + lineinfo.fLineWidth,
-                                                                        lineinfo.ptLine.y + lineinfo.fLineAscent);
-
-                                if (m_bNotify && m_pNotify)
-                                {
-                                        if (!m_bNotifyFlag)
-                                        {
-                                                m_bNotifyFlag = TRUE;
-                                                CPDF_Rect rcRefresh = VTToEdit(rcLine);
-                                                m_pNotify->IOnInvalidateRect(&rcRefresh);
-                                                m_bNotifyFlag = FALSE;
-                                        }
-                                }
-
-                                pIterator->NextLine();
-                        }
-                }
-        }
+    if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+    {
+        CPVT_WordRange wrTemp = wr;
+
+        m_pVT->UpdateWordPlace(wrTemp.BeginPos);
+        m_pVT->UpdateWordPlace(wrTemp.EndPos);
+        pIterator->SetAt(wrTemp.BeginPos);
+
+        CPVT_Word wordinfo;
+        CPVT_Line lineinfo;
+        CPVT_WordPlace place;
+
+        while (pIterator->NextWord())
+        {
+            place = pIterator->GetAt();
+            if (place.WordCmp(wrTemp.EndPos) > 0) break;
+
+            pIterator->GetWord(wordinfo);
+            pIterator->GetLine(lineinfo);
+
+            if (place.LineCmp(wrTemp.BeginPos) == 0 || place.LineCmp(wrTemp.EndPos) == 0)
+            {
+                CPDF_Rect rcWord(wordinfo.ptWord.x,
+                                    lineinfo.ptLine.y + lineinfo.fLineDescent,
+                                    wordinfo.ptWord.x + wordinfo.fWidth,
+                                    lineinfo.ptLine.y + lineinfo.fLineAscent);
+
+                if (m_bNotify && m_pNotify)
+                {
+                    if (!m_bNotifyFlag)
+                    {
+                        m_bNotifyFlag = TRUE;
+                        CPDF_Rect rcRefresh = VTToEdit(rcWord);
+                        m_pNotify->IOnInvalidateRect(&rcRefresh);
+                        m_bNotifyFlag = FALSE;
+                    }
+                }
+            }
+            else
+            {
+                CPDF_Rect rcLine(lineinfo.ptLine.x,
+                                    lineinfo.ptLine.y + lineinfo.fLineDescent,
+                                    lineinfo.ptLine.x + lineinfo.fLineWidth,
+                                    lineinfo.ptLine.y + lineinfo.fLineAscent);
+
+                if (m_bNotify && m_pNotify)
+                {
+                    if (!m_bNotifyFlag)
+                    {
+                        m_bNotifyFlag = TRUE;
+                        CPDF_Rect rcRefresh = VTToEdit(rcLine);
+                        m_pNotify->IOnInvalidateRect(&rcRefresh);
+                        m_bNotifyFlag = FALSE;
+                    }
+                }
+
+                pIterator->NextLine();
+            }
+        }
+    }
 }
 
 void CFX_Edit::SetCaret(const CPVT_WordPlace & place)
 {
-        m_wpOldCaret = m_wpCaret;
-        m_wpCaret = place;
+    m_wpOldCaret = m_wpCaret;
+    m_wpCaret = place;
 }
 
 void CFX_Edit::SetCaretInfo()
 {
-        if (m_bNotify && m_pNotify)
-        {
-                if (!m_bNotifyFlag)
-                {
-                        CPDF_Point ptHead(0.0f,0.0f),ptFoot(0.0f,0.0f);
-
-                        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                        {
-                                pIterator->SetAt(m_wpCaret);
-                                CPVT_Word word;
-                                CPVT_Line line;
-                                if (pIterator->GetWord(word))
-                                {
-                                        ptHead.x = word.ptWord.x + word.fWidth;
-                                        ptHead.y = word.ptWord.y + word.fAscent;
-                                        ptFoot.x = word.ptWord.x + word.fWidth;
-                                        ptFoot.y = word.ptWord.y + word.fDescent;
-                                }
-                                else if (pIterator->GetLine(line))
-                                {
-                                        ptHead.x = line.ptLine.x;
-                                        ptHead.y = line.ptLine.y + line.fLineAscent;
-                                        ptFoot.x = line.ptLine.x;
-                                        ptFoot.y = line.ptLine.y + line.fLineDescent;
-                                }
-                        }
-
-                        m_bNotifyFlag = TRUE;
-                        m_pNotify->IOnSetCaret(!m_SelState.IsExist(),VTToEdit(ptHead),VTToEdit(ptFoot), m_wpCaret);
-                        m_bNotifyFlag = FALSE;
-                }
-        }
-
-        SetCaretChange();
+    if (m_bNotify && m_pNotify)
+    {
+        if (!m_bNotifyFlag)
+        {
+            CPDF_Point ptHead(0.0f,0.0f),ptFoot(0.0f,0.0f);
+
+            if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+            {
+                pIterator->SetAt(m_wpCaret);
+                CPVT_Word word;
+                CPVT_Line line;
+                if (pIterator->GetWord(word))
+                {
+                    ptHead.x = word.ptWord.x + word.fWidth;
+                    ptHead.y = word.ptWord.y + word.fAscent;
+                    ptFoot.x = word.ptWord.x + word.fWidth;
+                    ptFoot.y = word.ptWord.y + word.fDescent;
+                }
+                else if (pIterator->GetLine(line))
+                {
+                    ptHead.x = line.ptLine.x;
+                    ptHead.y = line.ptLine.y + line.fLineAscent;
+                    ptFoot.x = line.ptLine.x;
+                    ptFoot.y = line.ptLine.y + line.fLineDescent;
+                }
+            }
+
+            m_bNotifyFlag = TRUE;
+            m_pNotify->IOnSetCaret(!m_SelState.IsExist(),VTToEdit(ptHead),VTToEdit(ptFoot), m_wpCaret);
+            m_bNotifyFlag = FALSE;
+        }
+    }
+
+    SetCaretChange();
 }
 
 void CFX_Edit::SetCaretChange()
 {
-        if (m_wpCaret == m_wpOldCaret) return;
-
-        if (m_bNotify && m_pVT->IsRichText() && m_pNotify)
-        {
-                CPVT_SecProps SecProps;
-                CPVT_WordProps WordProps;
-
-                if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                {
-                        pIterator->SetAt(m_wpCaret);
-                        CPVT_Word word;
-                        CPVT_Section section;
-
-                        if (pIterator->GetSection(section))
-                        {
-                                SecProps = section.SecProps;
-                                WordProps = section.WordProps;
-                        }
-
-                        if (pIterator->GetWord(word))
-                        {
-                                WordProps = word.WordProps;
-                        }
-                }
-
-                if (!m_bNotifyFlag)
-                {
-                        m_bNotifyFlag = TRUE;
-                        m_pNotify->IOnCaretChange(SecProps,WordProps);
-                        m_bNotifyFlag = FALSE;
-                }
-        }
+    if (m_wpCaret == m_wpOldCaret) return;
+
+    if (m_bNotify && m_pVT->IsRichText() && m_pNotify)
+    {
+        CPVT_SecProps SecProps;
+        CPVT_WordProps WordProps;
+
+        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+        {
+            pIterator->SetAt(m_wpCaret);
+            CPVT_Word word;
+            CPVT_Section section;
+
+            if (pIterator->GetSection(section))
+            {
+                SecProps = section.SecProps;
+                WordProps = section.WordProps;
+            }
+
+            if (pIterator->GetWord(word))
+            {
+                WordProps = word.WordProps;
+            }
+        }
+
+        if (!m_bNotifyFlag)
+        {
+            m_bNotifyFlag = TRUE;
+            m_pNotify->IOnCaretChange(SecProps,WordProps);
+            m_bNotifyFlag = FALSE;
+        }
+    }
 }
 
 void CFX_Edit::SetCaret(int32_t nPos)
 {
-        if (m_pVT->IsValid())
-        {
-                SelectNone();
-                SetCaret(m_pVT->WordIndexToWordPlace(nPos));
-                m_SelState.Set(m_wpCaret,m_wpCaret);
-
-                ScrollToCaret();
-                SetCaretOrigin();
-                SetCaretInfo();
-        }
+    if (m_pVT->IsValid())
+    {
+        SelectNone();
+        SetCaret(m_pVT->WordIndexToWordPlace(nPos));
+        m_SelState.Set(m_wpCaret,m_wpCaret);
+
+        ScrollToCaret();
+        SetCaretOrigin();
+        SetCaretInfo();
+    }
 }
 
 void CFX_Edit::OnMouseDown(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl)
 {
-        if (m_pVT->IsValid())
-        {
-                SelectNone();
-                SetCaret(m_pVT->SearchWordPlace(EditToVT(point)));
-                m_SelState.Set(m_wpCaret,m_wpCaret);
-
-                ScrollToCaret();
-                SetCaretOrigin();
-                SetCaretInfo();
-        }
+    if (m_pVT->IsValid())
+    {
+        SelectNone();
+        SetCaret(m_pVT->SearchWordPlace(EditToVT(point)));
+        m_SelState.Set(m_wpCaret,m_wpCaret);
+
+        ScrollToCaret();
+        SetCaretOrigin();
+        SetCaretInfo();
+    }
 }
 
 void CFX_Edit::OnMouseMove(const CPDF_Point & point,FX_BOOL bShift,FX_BOOL bCtrl)
 {
-        if (m_pVT->IsValid())
-        {
-                SetCaret(m_pVT->SearchWordPlace(EditToVT(point)));
-
-                if (m_wpCaret != m_wpOldCaret)
-                {
-                        m_SelState.SetEndPos(m_wpCaret);
-
-                        ScrollToCaret();
-                        CPVT_WordRange wr(m_wpOldCaret,m_wpCaret);
-                        Refresh(RP_OPTIONAL,&wr);
-                        SetCaretOrigin();
-                        SetCaretInfo();
-                }
-        }
+    if (m_pVT->IsValid())
+    {
+        SetCaret(m_pVT->SearchWordPlace(EditToVT(point)));
+
+        if (m_wpCaret != m_wpOldCaret)
+        {
+            m_SelState.SetEndPos(m_wpCaret);
+
+            ScrollToCaret();
+            CPVT_WordRange wr(m_wpOldCaret,m_wpCaret);
+            Refresh(RP_OPTIONAL,&wr);
+            SetCaretOrigin();
+            SetCaretInfo();
+        }
+    }
 }
 
 void CFX_Edit::OnVK_UP(FX_BOOL bShift,FX_BOOL bCtrl)
 {
-        if (m_pVT->IsValid())
-        {
-                SetCaret(m_pVT->GetUpWordPlace(m_wpCaret,m_ptCaret));
-
-                if (bShift)
-                {
-                        if (m_SelState.IsExist())
-                                m_SelState.SetEndPos(m_wpCaret);
-                        else
-                                m_SelState.Set(m_wpOldCaret,m_wpCaret);
-
-                        if (m_wpOldCaret != m_wpCaret)
-                        {
-                                ScrollToCaret();
-                                CPVT_WordRange wr(m_wpOldCaret, m_wpCaret);
-                                Refresh(RP_OPTIONAL, &wr);
-                                SetCaretInfo();
-                        }
-                }
-                else
-                {
-                        SelectNone();
-
-                        ScrollToCaret();
-                        SetCaretInfo();
-                }
-        }
+    if (m_pVT->IsValid())
+    {
+        SetCaret(m_pVT->GetUpWordPlace(m_wpCaret,m_ptCaret));
+
+        if (bShift)
+        {
+            if (m_SelState.IsExist())
+                m_SelState.SetEndPos(m_wpCaret);
+            else
+                m_SelState.Set(m_wpOldCaret,m_wpCaret);
+
+            if (m_wpOldCaret != m_wpCaret)
+            {
+                ScrollToCaret();
+                CPVT_WordRange wr(m_wpOldCaret, m_wpCaret);
+                Refresh(RP_OPTIONAL, &wr);
+                SetCaretInfo();
+            }
+        }
+        else
+        {
+            SelectNone();
+
+            ScrollToCaret();
+            SetCaretInfo();
+        }
+    }
 }
 
 void CFX_Edit::OnVK_DOWN(FX_BOOL bShift,FX_BOOL bCtrl)
 {
-        if (m_pVT->IsValid())
-        {
-                SetCaret(m_pVT->GetDownWordPlace(m_wpCaret,m_ptCaret));
-
-                if (bShift)
-                {
-                        if (m_SelState.IsExist())
-                                m_SelState.SetEndPos(m_wpCaret);
-                        else
-                                m_SelState.Set(m_wpOldCaret,m_wpCaret);
-
-                        if (m_wpOldCaret != m_wpCaret)
-                        {
-                                ScrollToCaret();
-                                CPVT_WordRange wr(m_wpOldCaret,m_wpCaret);
-                                Refresh(RP_OPTIONAL, &wr);
-                                SetCaretInfo();
-                        }
-                }
-                else
-                {
-                        SelectNone();
-
-                        ScrollToCaret();
-                        SetCaretInfo();
-                }
-        }
+    if (m_pVT->IsValid())
+    {
+        SetCaret(m_pVT->GetDownWordPlace(m_wpCaret,m_ptCaret));
+
+        if (bShift)
+        {
+            if (m_SelState.IsExist())
+                m_SelState.SetEndPos(m_wpCaret);
+            else
+                m_SelState.Set(m_wpOldCaret,m_wpCaret);
+
+            if (m_wpOldCaret != m_wpCaret)
+            {
+                ScrollToCaret();
+                CPVT_WordRange wr(m_wpOldCaret,m_wpCaret);
+                Refresh(RP_OPTIONAL, &wr);
+                SetCaretInfo();
+            }
+        }
+        else
+        {
+            SelectNone();
+
+            ScrollToCaret();
+            SetCaretInfo();
+        }
+    }
 }
 
 void CFX_Edit::OnVK_LEFT(FX_BOOL bShift,FX_BOOL bCtrl)
 {
-        if (m_pVT->IsValid())
-        {
-                if (bShift)
-                {
-                        if (m_wpCaret == m_pVT->GetLineBeginPlace(m_wpCaret) &&
-                                m_wpCaret != m_pVT->GetSectionBeginPlace(m_wpCaret))
-                                SetCaret(m_pVT->GetPrevWordPlace(m_wpCaret));
-
-                        SetCaret(m_pVT->GetPrevWordPlace(m_wpCaret));
-
-                        if (m_SelState.IsExist())
-                                m_SelState.SetEndPos(m_wpCaret);
-                        else
-                                m_SelState.Set(m_wpOldCaret, m_wpCaret);
-
-                        if (m_wpOldCaret != m_wpCaret)
-                        {
-                                ScrollToCaret();
-                                CPVT_WordRange wr(m_wpOldCaret,m_wpCaret);
-                                Refresh(RP_OPTIONAL,&wr);
-                                SetCaretInfo();
-                        }
-                }
-                else
-                {
-                        if (m_SelState.IsExist())
-                        {
-                                if (m_SelState.BeginPos.WordCmp(m_SelState.EndPos)<0)
-                                        SetCaret(m_SelState.BeginPos);
-                                else
-                                        SetCaret(m_SelState.EndPos);
-
-                                SelectNone();
-                                ScrollToCaret();
-                                SetCaretInfo();
-                        }
-                        else
-                        {
-                                if (m_wpCaret == m_pVT->GetLineBeginPlace(m_wpCaret) &&
-                                        m_wpCaret != m_pVT->GetSectionBeginPlace(m_wpCaret))
-                                        SetCaret(m_pVT->GetPrevWordPlace(m_wpCaret));
-
-                                SetCaret(m_pVT->GetPrevWordPlace(m_wpCaret));
-
-                                ScrollToCaret();
-                                SetCaretOrigin();
-                                SetCaretInfo();
-                        }
-                }
-        }
+    if (m_pVT->IsValid())
+    {
+        if (bShift)
+        {
+            if (m_wpCaret == m_pVT->GetLineBeginPlace(m_wpCaret) &&
+                m_wpCaret != m_pVT->GetSectionBeginPlace(m_wpCaret))
+                SetCaret(m_pVT->GetPrevWordPlace(m_wpCaret));
+
+            SetCaret(m_pVT->GetPrevWordPlace(m_wpCaret));
+
+            if (m_SelState.IsExist())
+                m_SelState.SetEndPos(m_wpCaret);
+            else
+                m_SelState.Set(m_wpOldCaret, m_wpCaret);
+
+            if (m_wpOldCaret != m_wpCaret)
+            {
+                ScrollToCaret();
+                CPVT_WordRange wr(m_wpOldCaret,m_wpCaret);
+                Refresh(RP_OPTIONAL,&wr);
+                SetCaretInfo();
+            }
+        }
+        else
+        {
+            if (m_SelState.IsExist())
+            {
+                if (m_SelState.BeginPos.WordCmp(m_SelState.EndPos)<0)
+                    SetCaret(m_SelState.BeginPos);
+                else
+                    SetCaret(m_SelState.EndPos);
+
+                SelectNone();
+                ScrollToCaret();
+                SetCaretInfo();
+            }
+            else
+            {
+                if (m_wpCaret == m_pVT->GetLineBeginPlace(m_wpCaret) &&
+                    m_wpCaret != m_pVT->GetSectionBeginPlace(m_wpCaret))
+                    SetCaret(m_pVT->GetPrevWordPlace(m_wpCaret));
+
+                SetCaret(m_pVT->GetPrevWordPlace(m_wpCaret));
+
+                ScrollToCaret();
+                SetCaretOrigin();
+                SetCaretInfo();
+            }
+        }
+    }
 }
 
 void CFX_Edit::OnVK_RIGHT(FX_BOOL bShift,FX_BOOL bCtrl)
 {
-        if (m_pVT->IsValid())
-        {
-                if (bShift)
-                {
-                        SetCaret(m_pVT->GetNextWordPlace(m_wpCaret));
-
-                        if (m_wpCaret == m_pVT->GetLineEndPlace(m_wpCaret) &&
-                                m_wpCaret != m_pVT->GetSectionEndPlace(m_wpCaret))
-                                SetCaret(m_pVT->GetNextWordPlace(m_wpCaret));
-
-                        if (m_SelState.IsExist())
-                                m_SelState.SetEndPos(m_wpCaret);
-                        else
-                                m_SelState.Set(m_wpOldCaret,m_wpCaret);
-
-                        if (m_wpOldCaret != m_wpCaret)
-                        {
-                                ScrollToCaret();
-                                CPVT_WordRange wr(m_wpOldCaret,m_wpCaret);
-                                Refresh(RP_OPTIONAL,&wr);
-                                SetCaretInfo();
-                        }
-                }
-                else
-                {
-                        if (m_SelState.IsExist())
-                        {
-                                if (m_SelState.BeginPos.WordCmp(m_SelState.EndPos)>0)
-                                        SetCaret(m_SelState.BeginPos);
-                                else
-                                        SetCaret(m_SelState.EndPos);
-
-                                SelectNone();
-                                ScrollToCaret();
-                                SetCaretInfo();
-                        }
-                        else
-                        {
-                                SetCaret(m_pVT->GetNextWordPlace(m_wpCaret));
-
-                                if (m_wpCaret == m_pVT->GetLineEndPlace(m_wpCaret) &&
-                                        m_wpCaret != m_pVT->GetSectionEndPlace(m_wpCaret))
-                                        SetCaret(m_pVT->GetNextWordPlace(m_wpCaret));
-
-                                ScrollToCaret();
-                                SetCaretOrigin();
-                                SetCaretInfo();
-                        }
-                }
-        }
+    if (m_pVT->IsValid())
+    {
+        if (bShift)
+        {
+            SetCaret(m_pVT->GetNextWordPlace(m_wpCaret));
+
+            if (m_wpCaret == m_pVT->GetLineEndPlace(m_wpCaret) &&
+                m_wpCaret != m_pVT->GetSectionEndPlace(m_wpCaret))
+                SetCaret(m_pVT->GetNextWordPlace(m_wpCaret));
+
+            if (m_SelState.IsExist())
+                m_SelState.SetEndPos(m_wpCaret);
+            else
+                m_SelState.Set(m_wpOldCaret,m_wpCaret);
+
+            if (m_wpOldCaret != m_wpCaret)
+            {
+                ScrollToCaret();
+                CPVT_WordRange wr(m_wpOldCaret,m_wpCaret);
+                Refresh(RP_OPTIONAL,&wr);
+                SetCaretInfo();
+            }
+        }
+        else
+        {
+            if (m_SelState.IsExist())
+            {
+                if (m_SelState.BeginPos.WordCmp(m_SelState.EndPos)>0)
+                    SetCaret(m_SelState.BeginPos);
+                else
+                    SetCaret(m_SelState.EndPos);
+
+                SelectNone();
+                ScrollToCaret();
+                SetCaretInfo();
+            }
+            else
+            {
+                SetCaret(m_pVT->GetNextWordPlace(m_wpCaret));
+
+                if (m_wpCaret == m_pVT->GetLineEndPlace(m_wpCaret) &&
+                    m_wpCaret != m_pVT->GetSectionEndPlace(m_wpCaret))
+                    SetCaret(m_pVT->GetNextWordPlace(m_wpCaret));
+
+                ScrollToCaret();
+                SetCaretOrigin();
+                SetCaretInfo();
+            }
+        }
+    }
 }
 
 void CFX_Edit::OnVK_HOME(FX_BOOL bShift,FX_BOOL bCtrl)
 {
-        if (m_pVT->IsValid())
-        {
-                if (bShift)
-                {
-                        if (bCtrl)
-                                SetCaret(m_pVT->GetBeginWordPlace());
-                        else
-                                SetCaret(m_pVT->GetLineBeginPlace(m_wpCaret));
-
-                        if (m_SelState.IsExist())
-                                m_SelState.SetEndPos(m_wpCaret);
-                        else
-                                m_SelState.Set(m_wpOldCaret,m_wpCaret);
-
-                        ScrollToCaret();
-                        CPVT_WordRange wr(m_wpOldCaret, m_wpCaret);
-                        Refresh(RP_OPTIONAL, &wr);
-                        SetCaretInfo();
-                }
-                else
-                {
-                        if (m_SelState.IsExist())
-                        {
-                                if (m_SelState.BeginPos.WordCmp(m_SelState.EndPos)<0)
-                                        SetCaret(m_SelState.BeginPos);
-                                else
-                                        SetCaret(m_SelState.EndPos);
-
-                                SelectNone();
-                                ScrollToCaret();
-                                SetCaretInfo();
-                        }
-                        else
-                        {
-                                if (bCtrl)
-                                        SetCaret(m_pVT->GetBeginWordPlace());
-                                else
-                                        SetCaret(m_pVT->GetLineBeginPlace(m_wpCaret));
-
-                                ScrollToCaret();
-                                SetCaretOrigin();
-                                SetCaretInfo();
-                        }
-                }
-        }
+    if (m_pVT->IsValid())
+    {
+        if (bShift)
+        {
+            if (bCtrl)
+                SetCaret(m_pVT->GetBeginWordPlace());
+            else
+                SetCaret(m_pVT->GetLineBeginPlace(m_wpCaret));
+
+            if (m_SelState.IsExist())
+                m_SelState.SetEndPos(m_wpCaret);
+            else
+                m_SelState.Set(m_wpOldCaret,m_wpCaret);
+
+            ScrollToCaret();
+            CPVT_WordRange wr(m_wpOldCaret, m_wpCaret);
+            Refresh(RP_OPTIONAL, &wr);
+            SetCaretInfo();
+        }
+        else
+        {
+            if (m_SelState.IsExist())
+            {
+                if (m_SelState.BeginPos.WordCmp(m_SelState.EndPos)<0)
+                    SetCaret(m_SelState.BeginPos);
+                else
+                    SetCaret(m_SelState.EndPos);
+
+                SelectNone();
+                ScrollToCaret();
+                SetCaretInfo();
+            }
+            else
+            {
+                if (bCtrl)
+                    SetCaret(m_pVT->GetBeginWordPlace());
+                else
+                    SetCaret(m_pVT->GetLineBeginPlace(m_wpCaret));
+
+                ScrollToCaret();
+                SetCaretOrigin();
+                SetCaretInfo();
+            }
+        }
+    }
 }
 
 void CFX_Edit::OnVK_END(FX_BOOL bShift,FX_BOOL bCtrl)
 {
-        if (m_pVT->IsValid())
-        {
-                if (bShift)
-                {
-                        if (bCtrl)
-                                SetCaret(m_pVT->GetEndWordPlace());
-                        else
-                                SetCaret(m_pVT->GetLineEndPlace(m_wpCaret));
-
-                        if (m_SelState.IsExist())
-                                m_SelState.SetEndPos(m_wpCaret);
-                        else
-                                m_SelState.Set(m_wpOldCaret, m_wpCaret);
-
-                        ScrollToCaret();
-                        CPVT_WordRange wr(m_wpOldCaret, m_wpCaret);
-                        Refresh(RP_OPTIONAL, &wr);
-                        SetCaretInfo();
-                }
-                else
-                {
-                        if (m_SelState.IsExist())
-                        {
-                                if (m_SelState.BeginPos.WordCmp(m_SelState.EndPos)>0)
-                                        SetCaret(m_SelState.BeginPos);
-                                else
-                                        SetCaret(m_SelState.EndPos);
-
-                                SelectNone();
-                                ScrollToCaret();
-                                SetCaretInfo();
-                        }
-                        else
-                        {
-                                if (bCtrl)
-                                        SetCaret(m_pVT->GetEndWordPlace());
-                                else
-                                        SetCaret(m_pVT->GetLineEndPlace(m_wpCaret));
-
-                                ScrollToCaret();
-                                SetCaretOrigin();
-                                SetCaretInfo();
-                        }
-                }
-        }
+    if (m_pVT->IsValid())
+    {
+        if (bShift)
+        {
+            if (bCtrl)
+                SetCaret(m_pVT->GetEndWordPlace());
+            else
+                SetCaret(m_pVT->GetLineEndPlace(m_wpCaret));
+
+            if (m_SelState.IsExist())
+                m_SelState.SetEndPos(m_wpCaret);
+            else
+                m_SelState.Set(m_wpOldCaret, m_wpCaret);
+
+            ScrollToCaret();
+            CPVT_WordRange wr(m_wpOldCaret, m_wpCaret);
+            Refresh(RP_OPTIONAL, &wr);
+            SetCaretInfo();
+        }
+        else
+        {
+            if (m_SelState.IsExist())
+            {
+                if (m_SelState.BeginPos.WordCmp(m_SelState.EndPos)>0)
+                    SetCaret(m_SelState.BeginPos);
+                else
+                    SetCaret(m_SelState.EndPos);
+
+                SelectNone();
+                ScrollToCaret();
+                SetCaretInfo();
+            }
+            else
+            {
+                if (bCtrl)
+                    SetCaret(m_pVT->GetEndWordPlace());
+                else
+                    SetCaret(m_pVT->GetLineEndPlace(m_wpCaret));
+
+                ScrollToCaret();
+                SetCaretOrigin();
+                SetCaretInfo();
+            }
+        }
+    }
 }
 
 void CFX_Edit::SetText(const FX_WCHAR* text,int32_t charset,
-                                                const CPVT_SecProps * pSecProps,const CPVT_WordProps * pWordProps, FX_BOOL bAddUndo, FX_BOOL bPaint)
-{
-        Empty();
-        DoInsertText(CPVT_WordPlace(0,0,-1), text, charset, pSecProps, pWordProps);
-        if (bPaint) Paint();
-        if (m_bOprNotify && m_pOprNotify)
-                m_pOprNotify->OnSetText(m_wpCaret, m_wpOldCaret);
-        //if (bAddUndo)
+                        const CPVT_SecProps * pSecProps,const CPVT_WordProps * pWordProps, FX_BOOL bAddUndo, FX_BOOL bPaint)
+{
+    Empty();
+    DoInsertText(CPVT_WordPlace(0,0,-1), text, charset, pSecProps, pWordProps);
+    if (bPaint) Paint();
+    if (m_bOprNotify && m_pOprNotify)
+        m_pOprNotify->OnSetText(m_wpCaret, m_wpOldCaret);
+    //if (bAddUndo)
 }
 
 FX_BOOL CFX_Edit::InsertWord(FX_WORD word, int32_t charset, const CPVT_WordProps * pWordProps, FX_BOOL bAddUndo, FX_BOOL bPaint)
 {
-        if (IsTextOverflow()) return FALSE;
-
-        if (m_pVT->IsValid())
-        {
-                m_pVT->UpdateWordPlace(m_wpCaret);
-
-                SetCaret(m_pVT->InsertWord(m_wpCaret,word,GetCharSetFromUnicode(word, charset),pWordProps));
-                m_SelState.Set(m_wpCaret,m_wpCaret);
-
-                if (m_wpCaret != m_wpOldCaret)
-                {
-                        if (bAddUndo && m_bEnableUndo)
-                        {
-                                AddEditUndoItem(new CFXEU_InsertWord(this,m_wpOldCaret,m_wpCaret,word,charset,pWordProps));
-                        }
-
-                        if (bPaint)
-                                PaintInsertText(m_wpOldCaret, m_wpCaret);
-
-                        if (m_bOprNotify && m_pOprNotify)
-                                m_pOprNotify->OnInsertWord(m_wpCaret, m_wpOldCaret);
-
-                        return TRUE;
-                }
-        }
-
-        return FALSE;
+    if (IsTextOverflow()) return FALSE;
+
+    if (m_pVT->IsValid())
+    {
+        m_pVT->UpdateWordPlace(m_wpCaret);
+
+        SetCaret(m_pVT->InsertWord(m_wpCaret,word,GetCharSetFromUnicode(word, charset),pWordProps));
+        m_SelState.Set(m_wpCaret,m_wpCaret);
+
+        if (m_wpCaret != m_wpOldCaret)
+        {
+            if (bAddUndo && m_bEnableUndo)
+            {
+                AddEditUndoItem(new CFXEU_InsertWord(this,m_wpOldCaret,m_wpCaret,word,charset,pWordProps));
+            }
+
+            if (bPaint)
+                PaintInsertText(m_wpOldCaret, m_wpCaret);
+
+            if (m_bOprNotify && m_pOprNotify)
+                m_pOprNotify->OnInsertWord(m_wpCaret, m_wpOldCaret);
+
+            return TRUE;
+        }
+    }
+
+    return FALSE;
 }
 
 FX_BOOL CFX_Edit::InsertReturn(const CPVT_SecProps * pSecProps,const CPVT_WordProps * pWordProps,
-                                                           FX_BOOL bAddUndo, FX_BOOL bPaint)
-{
-        if (IsTextOverflow()) return FALSE;
-
-        if (m_pVT->IsValid())
-        {
-                m_pVT->UpdateWordPlace(m_wpCaret);
-                SetCaret(m_pVT->InsertSection(m_wpCaret,pSecProps,pWordProps));
-                m_SelState.Set(m_wpCaret,m_wpCaret);
-
-                if (m_wpCaret != m_wpOldCaret)
-                {
-                        if (bAddUndo && m_bEnableUndo)
-                        {
-                                AddEditUndoItem(new CFXEU_InsertReturn(this,m_wpOldCaret,m_wpCaret,pSecProps,pWordProps));
-                        }
-
-                        if (bPaint)
-                        {
-                                RearrangePart(CPVT_WordRange(m_wpOldCaret, m_wpCaret));
-                                ScrollToCaret();
-                                CPVT_WordRange wr(m_wpOldCaret, GetVisibleWordRange().EndPos);
-                                Refresh(RP_ANALYSE, &wr);
-                                SetCaretOrigin();
-                                SetCaretInfo();
-                        }
-
-                        if (m_bOprNotify && m_pOprNotify)
-                                m_pOprNotify->OnInsertReturn(m_wpCaret, m_wpOldCaret);
-
-                        return TRUE;
-                }
-        }
-
-        return FALSE;
+                               FX_BOOL bAddUndo, FX_BOOL bPaint)
+{
+    if (IsTextOverflow()) return FALSE;
+
+    if (m_pVT->IsValid())
+    {
+        m_pVT->UpdateWordPlace(m_wpCaret);
+        SetCaret(m_pVT->InsertSection(m_wpCaret,pSecProps,pWordProps));
+        m_SelState.Set(m_wpCaret,m_wpCaret);
+
+        if (m_wpCaret != m_wpOldCaret)
+        {
+            if (bAddUndo && m_bEnableUndo)
+            {
+                AddEditUndoItem(new CFXEU_InsertReturn(this,m_wpOldCaret,m_wpCaret,pSecProps,pWordProps));
+            }
+
+            if (bPaint)
+            {
+                RearrangePart(CPVT_WordRange(m_wpOldCaret, m_wpCaret));
+                ScrollToCaret();
+                CPVT_WordRange wr(m_wpOldCaret, GetVisibleWordRange().EndPos);
+                Refresh(RP_ANALYSE, &wr);
+                SetCaretOrigin();
+                SetCaretInfo();
+            }
+
+            if (m_bOprNotify && m_pOprNotify)
+                m_pOprNotify->OnInsertReturn(m_wpCaret, m_wpOldCaret);
+
+            return TRUE;
+        }
+    }
+
+    return FALSE;
 }
 
 FX_BOOL CFX_Edit::Backspace(FX_BOOL bAddUndo, FX_BOOL bPaint)
 {
-        if (m_pVT->IsValid())
-        {
-                if (m_wpCaret == m_pVT->GetBeginWordPlace()) return FALSE;
-
-                CPVT_Section section;
-                CPVT_Word word;
-
-                if (bAddUndo)
-                {
-                        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                        {
-                                pIterator->SetAt(m_wpCaret);
-                                pIterator->GetSection(section);
-                                pIterator->GetWord(word);
-                        }
-                }
-
-                m_pVT->UpdateWordPlace(m_wpCaret);
-                SetCaret(m_pVT->BackSpaceWord(m_wpCaret));
-                m_SelState.Set(m_wpCaret,m_wpCaret);
-
-                if (m_wpCaret != m_wpOldCaret)
-                {
-                        if (bAddUndo && m_bEnableUndo)
-                        {
-                                if (m_wpCaret.SecCmp(m_wpOldCaret) != 0)
-                                        AddEditUndoItem(new CFXEU_Backspace(this,m_wpOldCaret,m_wpCaret,word.Word,word.nCharset,
-                                                section.SecProps,section.WordProps));
-                                else
-                                        AddEditUndoItem(new CFXEU_Backspace(this,m_wpOldCaret,m_wpCaret,word.Word,word.nCharset,
-                                                section.SecProps,word.WordProps));
-                        }
-
-                        if (bPaint)
-                        {
-                                RearrangePart(CPVT_WordRange(m_wpCaret,m_wpOldCaret));
-                                ScrollToCaret();
-
-                                CPVT_WordRange wr;
-                                if (m_wpCaret.SecCmp(m_wpOldCaret) !=0)
-                                        wr = CPVT_WordRange(m_pVT->GetPrevWordPlace(m_wpCaret),GetVisibleWordRange().EndPos);
-                                else if (m_wpCaret.LineCmp(m_wpOldCaret) !=0)
-                                        wr = CPVT_WordRange(m_pVT->GetLineBeginPlace(m_wpCaret),m_pVT->GetSectionEndPlace(m_wpCaret));
-                                else
-                                        wr = CPVT_WordRange(m_pVT->GetPrevWordPlace(m_wpCaret),m_pVT->GetSectionEndPlace(m_wpCaret));
-
-                                Refresh(RP_ANALYSE, &wr);
-
-                                SetCaretOrigin();
-                                SetCaretInfo();
-                        }
-
-                        if (m_bOprNotify && m_pOprNotify)
-                                m_pOprNotify->OnBackSpace(m_wpCaret, m_wpOldCaret);
-
-                        return TRUE;
-                }
-        }
-
-        return FALSE;
+    if (m_pVT->IsValid())
+    {
+        if (m_wpCaret == m_pVT->GetBeginWordPlace()) return FALSE;
+
+        CPVT_Section section;
+        CPVT_Word word;
+
+        if (bAddUndo)
+        {
+            if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+            {
+                pIterator->SetAt(m_wpCaret);
+                pIterator->GetSection(section);
+                pIterator->GetWord(word);
+            }
+        }
+
+        m_pVT->UpdateWordPlace(m_wpCaret);
+        SetCaret(m_pVT->BackSpaceWord(m_wpCaret));
+        m_SelState.Set(m_wpCaret,m_wpCaret);
+
+        if (m_wpCaret != m_wpOldCaret)
+        {
+            if (bAddUndo && m_bEnableUndo)
+            {
+                if (m_wpCaret.SecCmp(m_wpOldCaret) != 0)
+                    AddEditUndoItem(new CFXEU_Backspace(this,m_wpOldCaret,m_wpCaret,word.Word,word.nCharset,
+                        section.SecProps,section.WordProps));
+                else
+                    AddEditUndoItem(new CFXEU_Backspace(this,m_wpOldCaret,m_wpCaret,word.Word,word.nCharset,
+                        section.SecProps,word.WordProps));
+            }
+
+            if (bPaint)
+            {
+                RearrangePart(CPVT_WordRange(m_wpCaret,m_wpOldCaret));
+                ScrollToCaret();
+
+                CPVT_WordRange wr;
+                if (m_wpCaret.SecCmp(m_wpOldCaret) !=0)
+                    wr = CPVT_WordRange(m_pVT->GetPrevWordPlace(m_wpCaret),GetVisibleWordRange().EndPos);
+                else if (m_wpCaret.LineCmp(m_wpOldCaret) !=0)
+                    wr = CPVT_WordRange(m_pVT->GetLineBeginPlace(m_wpCaret),m_pVT->GetSectionEndPlace(m_wpCaret));
+                else
+                    wr = CPVT_WordRange(m_pVT->GetPrevWordPlace(m_wpCaret),m_pVT->GetSectionEndPlace(m_wpCaret));
+
+                Refresh(RP_ANALYSE, &wr);
+
+                SetCaretOrigin();
+                SetCaretInfo();
+            }
+
+            if (m_bOprNotify && m_pOprNotify)
+                m_pOprNotify->OnBackSpace(m_wpCaret, m_wpOldCaret);
+
+            return TRUE;
+        }
+    }
+
+    return FALSE;
 }
 
 FX_BOOL CFX_Edit::Delete(FX_BOOL bAddUndo, FX_BOOL bPaint)
 {
-        if (m_pVT->IsValid())
-        {
-                if (m_wpCaret == m_pVT->GetEndWordPlace()) return FALSE;
-
-                CPVT_Section section;
-                CPVT_Word word;
-
-                if (bAddUndo)
-                {
-                        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                        {
-                                pIterator->SetAt(m_pVT->GetNextWordPlace(m_wpCaret));
-                                pIterator->GetSection(section);
-                                pIterator->GetWord(word);
-                        }
-                }
-
-                m_pVT->UpdateWordPlace(m_wpCaret);
-                FX_BOOL bSecEnd = (m_wpCaret == m_pVT->GetSectionEndPlace(m_wpCaret));
-
-                SetCaret(m_pVT->DeleteWord(m_wpCaret));
-                m_SelState.Set(m_wpCaret,m_wpCaret);
-
-                if (bAddUndo && m_bEnableUndo)
-                {
-                        if (bSecEnd)
-                                AddEditUndoItem(new CFXEU_Delete(this,m_wpOldCaret,m_wpCaret,word.Word,word.nCharset,
-                                        section.SecProps,section.WordProps,bSecEnd));
-                        else
-                                AddEditUndoItem(new CFXEU_Delete(this,m_wpOldCaret,m_wpCaret,word.Word,word.nCharset,
-                                        section.SecProps,word.WordProps,bSecEnd));
-                }
-
-                if (bPaint)
-                {
-                        RearrangePart(CPVT_WordRange(m_wpOldCaret,m_wpCaret));
-                        ScrollToCaret();
-
-                        CPVT_WordRange wr;
-                        if (bSecEnd)
-                                wr = CPVT_WordRange(m_pVT->GetPrevWordPlace(m_wpOldCaret),GetVisibleWordRange().EndPos);
-                        else if (m_wpCaret.LineCmp(m_wpOldCaret) !=0)
-                                wr = CPVT_WordRange(m_pVT->GetLineBeginPlace(m_wpCaret),m_pVT->GetSectionEndPlace(m_wpCaret));
-                        else
-                                wr = CPVT_WordRange(m_pVT->GetPrevWordPlace(m_wpOldCaret),m_pVT->GetSectionEndPlace(m_wpCaret));
-
-                        Refresh(RP_ANALYSE, &wr);
-
-                        SetCaretOrigin();
-                        SetCaretInfo();
-                }
-
-                if (m_bOprNotify && m_pOprNotify)
-                        m_pOprNotify->OnDelete(m_wpCaret, m_wpOldCaret);
-
-                return TRUE;
-        }
-
-        return FALSE;
-}
-
-FX_BOOL CFX_Edit::Empty()
-{
-        if (m_pVT->IsValid())
-        {
-                m_pVT->DeleteWords(GetWholeWordRange());
-                SetCaret(m_pVT->GetBeginWordPlace());
-
-                return TRUE;
-        }
-
-        return FALSE;
+    if (m_pVT->IsValid())
+    {
+        if (m_wpCaret == m_pVT->GetEndWordPlace()) return FALSE;
+
+        CPVT_Section section;
+        CPVT_Word word;
+
+        if (bAddUndo)
+        {
+            if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+            {
+                pIterator->SetAt(m_pVT->GetNextWordPlace(m_wpCaret));
+                pIterator->GetSection(section);
+                pIterator->GetWord(word);
+            }
+        }
+
+        m_pVT->UpdateWordPlace(m_wpCaret);
+        FX_BOOL bSecEnd = (m_wpCaret == m_pVT->GetSectionEndPlace(m_wpCaret));
+
+        SetCaret(m_pVT->DeleteWord(m_wpCaret));
+        m_SelState.Set(m_wpCaret,m_wpCaret);
+
+        if (bAddUndo && m_bEnableUndo)
+        {
+            if (bSecEnd)
+                AddEditUndoItem(new CFXEU_Delete(this,m_wpOldCaret,m_wpCaret,word.Word,word.nCharset,
+                    section.SecProps,section.WordProps,bSecEnd));
+            else
+                AddEditUndoItem(new CFXEU_Delete(this,m_wpOldCaret,m_wpCaret,word.Word,word.nCharset,
+                    section.SecProps,word.WordProps,bSecEnd));
+        }
+
+        if (bPaint)
+        {
+            RearrangePart(CPVT_WordRange(m_wpOldCaret,m_wpCaret));
+            ScrollToCaret();
+
+            CPVT_WordRange wr;
+            if (bSecEnd)
+                wr = CPVT_WordRange(m_pVT->GetPrevWordPlace(m_wpOldCaret),GetVisibleWordRange().EndPos);
+            else if (m_wpCaret.LineCmp(m_wpOldCaret) !=0)
+                wr = CPVT_WordRange(m_pVT->GetLineBeginPlace(m_wpCaret),m_pVT->GetSectionEndPlace(m_wpCaret));
+            else
+                wr = CPVT_WordRange(m_pVT->GetPrevWordPlace(m_wpOldCaret),m_pVT->GetSectionEndPlace(m_wpCaret));
+
+            Refresh(RP_ANALYSE, &wr);
+
+            SetCaretOrigin();
+            SetCaretInfo();
+        }
+
+        if (m_bOprNotify && m_pOprNotify)
+            m_pOprNotify->OnDelete(m_wpCaret, m_wpOldCaret);
+
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
+FX_BOOL CFX_Edit::Empty()
+{
+    if (m_pVT->IsValid())
+    {
+        m_pVT->DeleteWords(GetWholeWordRange());
+        SetCaret(m_pVT->GetBeginWordPlace());
+
+        return TRUE;
+    }
+
+    return FALSE;
 }
 
 FX_BOOL CFX_Edit::Clear(FX_BOOL bAddUndo, FX_BOOL bPaint)
 {
-        if (m_pVT->IsValid())
-        {
-                if (m_SelState.IsExist())
-                {
-                        CPVT_WordRange range = m_SelState.ConvertToWordRange();
-
-                        if (bAddUndo && m_bEnableUndo)
-                        {
-                                if (m_pVT->IsRichText())
-                                {
-                                        BeginGroupUndo(L"");
-
-                                        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                                        {
-                                                pIterator->SetAt(range.EndPos);
-
-                                                CPVT_Word wordinfo;
-                                                CPVT_Section secinfo;
-                                                do
-                                                {
-                                                        CPVT_WordPlace place = pIterator->GetAt();
-                                                        if (place.WordCmp(range.BeginPos) <= 0)break;
-
-                                                        CPVT_WordPlace oldplace = m_pVT->GetPrevWordPlace(place);
-
-                                                        if (oldplace.SecCmp(place) != 0)
-                                                        {
-                                                                if (pIterator->GetSection(secinfo))
-                                                                {
-                                                                        AddEditUndoItem(new CFXEU_ClearRich(this,oldplace,place,range,wordinfo.Word,
-                                                                                wordinfo.nCharset,secinfo.SecProps,secinfo.WordProps));
-                                                                }
-                                                        }
-                                                        else
-                                                        {
-                                                                if (pIterator->GetWord(wordinfo))
-                                                                {
-                                                                        oldplace = m_pVT->AjustLineHeader(oldplace,TRUE);
-                                                                        place = m_pVT->AjustLineHeader(place,TRUE);
-
-                                                                        AddEditUndoItem(new CFXEU_ClearRich(this,oldplace,place,range,wordinfo.Word,
-                                                                                wordinfo.nCharset,secinfo.SecProps,wordinfo.WordProps));
-                                                                }
-                                                        }
-                                                }while (pIterator->PrevWord());
-                                        }
-                                        EndGroupUndo();
-                                }
-                                else
-                                {
-                                        AddEditUndoItem(new CFXEU_Clear(this,range,GetSelText()));
-                                }
-                        }
-
-                        SelectNone();
-                        SetCaret(m_pVT->DeleteWords(range));
-                        m_SelState.Set(m_wpCaret,m_wpCaret);
-
-                        if (bPaint)
-                        {
-                                RearrangePart(range);
-                                ScrollToCaret();
-
-                                CPVT_WordRange wr(m_wpOldCaret, GetVisibleWordRange().EndPos);
-                                Refresh(RP_ANALYSE, &wr);
-
-                                SetCaretOrigin();
-                                SetCaretInfo();
-                        }
-
-                        if (m_bOprNotify && m_pOprNotify)
-                                m_pOprNotify->OnClear(m_wpCaret, m_wpOldCaret);
-
-                        return TRUE;
-                }
-        }
-
-        return FALSE;
+    if (m_pVT->IsValid())
+    {
+        if (m_SelState.IsExist())
+        {
+            CPVT_WordRange range = m_SelState.ConvertToWordRange();
+
+            if (bAddUndo && m_bEnableUndo)
+            {
+                if (m_pVT->IsRichText())
+                {
+                    BeginGroupUndo(L"");
+
+                    if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+                    {
+                        pIterator->SetAt(range.EndPos);
+
+                        CPVT_Word wordinfo;
+                        CPVT_Section secinfo;
+                        do
+                        {
+                            CPVT_WordPlace place = pIterator->GetAt();
+                            if (place.WordCmp(range.BeginPos) <= 0)break;
+
+                            CPVT_WordPlace oldplace = m_pVT->GetPrevWordPlace(place);
+
+                            if (oldplace.SecCmp(place) != 0)
+                            {
+                                if (pIterator->GetSection(secinfo))
+                                {
+                                    AddEditUndoItem(new CFXEU_ClearRich(this,oldplace,place,range,wordinfo.Word,
+                                        wordinfo.nCharset,secinfo.SecProps,secinfo.WordProps));
+                                }
+                            }
+                            else
+                            {
+                                if (pIterator->GetWord(wordinfo))
+                                {
+                                    oldplace = m_pVT->AjustLineHeader(oldplace,TRUE);
+                                    place = m_pVT->AjustLineHeader(place,TRUE);
+
+                                    AddEditUndoItem(new CFXEU_ClearRich(this,oldplace,place,range,wordinfo.Word,
+                                        wordinfo.nCharset,secinfo.SecProps,wordinfo.WordProps));
+                                }
+                            }
+                        }while (pIterator->PrevWord());
+                    }
+                    EndGroupUndo();
+                }
+                else
+                {
+                    AddEditUndoItem(new CFXEU_Clear(this,range,GetSelText()));
+                }
+            }
+
+            SelectNone();
+            SetCaret(m_pVT->DeleteWords(range));
+            m_SelState.Set(m_wpCaret,m_wpCaret);
+
+            if (bPaint)
+            {
+                RearrangePart(range);
+                ScrollToCaret();
+
+                CPVT_WordRange wr(m_wpOldCaret, GetVisibleWordRange().EndPos);
+                Refresh(RP_ANALYSE, &wr);
+
+                SetCaretOrigin();
+                SetCaretInfo();
+            }
+
+            if (m_bOprNotify && m_pOprNotify)
+                m_pOprNotify->OnClear(m_wpCaret, m_wpOldCaret);
+
+            return TRUE;
+        }
+    }
+
+    return FALSE;
 }
 
 FX_BOOL CFX_Edit::InsertText(const FX_WCHAR* text, int32_t charset,
-                                        const CPVT_SecProps * pSecProps, const CPVT_WordProps * pWordProps, FX_BOOL bAddUndo, FX_BOOL bPaint)
-{
-        if (IsTextOverflow()) return FALSE;
-
-        m_pVT->UpdateWordPlace(m_wpCaret);
-        SetCaret(DoInsertText(m_wpCaret, text, charset, pSecProps, pWordProps));
-        m_SelState.Set(m_wpCaret,m_wpCaret);
-
-        if (m_wpCaret != m_wpOldCaret)
-        {
-                if (bAddUndo && m_bEnableUndo)
-                {
-                        AddEditUndoItem(new CFXEU_InsertText(this,m_wpOldCaret,m_wpCaret,text,charset,pSecProps,pWordProps));
-                }
-
-                if (bPaint)
-                        PaintInsertText(m_wpOldCaret, m_wpCaret);
-
-                if (m_bOprNotify && m_pOprNotify)
-                        m_pOprNotify->OnInsertText(m_wpCaret, m_wpOldCaret);
-
-                return TRUE;
-        }
-        return FALSE;
+                    const CPVT_SecProps * pSecProps, const CPVT_WordProps * pWordProps, FX_BOOL bAddUndo, FX_BOOL bPaint)
+{
+    if (IsTextOverflow()) return FALSE;
+
+    m_pVT->UpdateWordPlace(m_wpCaret);
+    SetCaret(DoInsertText(m_wpCaret, text, charset, pSecProps, pWordProps));
+    m_SelState.Set(m_wpCaret,m_wpCaret);
+
+    if (m_wpCaret != m_wpOldCaret)
+    {
+        if (bAddUndo && m_bEnableUndo)
+        {
+            AddEditUndoItem(new CFXEU_InsertText(this,m_wpOldCaret,m_wpCaret,text,charset,pSecProps,pWordProps));
+        }
+
+        if (bPaint)
+            PaintInsertText(m_wpOldCaret, m_wpCaret);
+
+        if (m_bOprNotify && m_pOprNotify)
+            m_pOprNotify->OnInsertText(m_wpCaret, m_wpOldCaret);
+
+        return TRUE;
+    }
+    return FALSE;
 }
 
 void CFX_Edit::PaintInsertText(const CPVT_WordPlace & wpOld, const CPVT_WordPlace & wpNew)
 {
-        if (m_pVT->IsValid())
-        {
-                RearrangePart(CPVT_WordRange(wpOld,wpNew));
-                ScrollToCaret();
-
-                CPVT_WordRange wr;
-                if (m_wpCaret.LineCmp(wpOld) !=0)
-                        wr = CPVT_WordRange(m_pVT->GetLineBeginPlace(wpOld),m_pVT->GetSectionEndPlace(wpNew));
-                else
-                        wr = CPVT_WordRange(wpOld,m_pVT->GetSectionEndPlace(wpNew));
-                Refresh(RP_ANALYSE, &wr);
-                SetCaretOrigin();
-                SetCaretInfo();
-        }
+    if (m_pVT->IsValid())
+    {
+        RearrangePart(CPVT_WordRange(wpOld,wpNew));
+        ScrollToCaret();
+
+        CPVT_WordRange wr;
+        if (m_wpCaret.LineCmp(wpOld) !=0)
+            wr = CPVT_WordRange(m_pVT->GetLineBeginPlace(wpOld),m_pVT->GetSectionEndPlace(wpNew));
+        else
+            wr = CPVT_WordRange(wpOld,m_pVT->GetSectionEndPlace(wpNew));
+        Refresh(RP_ANALYSE, &wr);
+        SetCaretOrigin();
+        SetCaretInfo();
+    }
 }
 
 FX_BOOL CFX_Edit::Redo()
 {
-        if (m_bEnableUndo)
-        {
-                if (m_Undo.CanRedo())
-                {
-                        m_Undo.Redo();
-                        return TRUE;
-                }
-        }
-
-        return FALSE;
+    if (m_bEnableUndo)
+    {
+        if (m_Undo.CanRedo())
+        {
+            m_Undo.Redo();
+            return TRUE;
+        }
+    }
+
+    return FALSE;
 }
 
 FX_BOOL CFX_Edit::Undo()
 {
-        if (m_bEnableUndo)
-        {
-                if (m_Undo.CanUndo())
-                {
-                        m_Undo.Undo();
-                        return TRUE;
-                }
-        }
-
-        return FALSE;
+    if (m_bEnableUndo)
+    {
+        if (m_Undo.CanUndo())
+        {
+            m_Undo.Undo();
+            return TRUE;
+        }
+    }
+
+    return FALSE;
 }
 
 void CFX_Edit::SetCaretOrigin()
 {
-        if (m_pVT->IsValid())
-        {
-                if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
-                {
-                        pIterator->SetAt(m_wpCaret);
-                        CPVT_Word word;
-                        CPVT_Line line;
-                        if (pIterator->GetWord(word))
-                        {
-                                m_ptCaret.x = word.ptWord.x + word.fWidth;
-                                m_ptCaret.y = word.ptWord.y;
-                        }
-                        else if (pIterator->GetLine(line))
-                        {
-                                m_ptCaret.x = line.ptLine.x;
-                                m_ptCaret.y = line.ptLine.y;
-                        }
-                }
-        }
+    if (m_pVT->IsValid())
+    {
+        if (IPDF_VariableText_Iterator * pIterator = m_pVT->GetIterator())
+        {
+            pIterator->SetAt(m_wpCaret);
+            CPVT_Word word;
+            CPVT_Line line;
+            if (pIterator->GetWord(word))
+            {
+                m_ptCaret.x = word.ptWord.x + word.fWidth;
+                m_ptCaret.y = word.ptWord.y;
+            }
+            else if (pIterator->GetLine(line))
+            {
+                m_ptCaret.x = line.ptLine.x;
+                m_ptCaret.y = line.ptLine.y;
+            }
+        }
+    }
 }
 
 int32_t CFX_Edit::WordPlaceToWordIndex(const CPVT_WordPlace & place) const
 {
-        if (m_pVT->IsValid())
-                return m_pVT->WordPlaceToWordIndex(place);
-
-        return -1;
+    if (m_pVT->IsValid())
+        return m_pVT->WordPlaceToWordIndex(place);
+
+    return -1;
 }
 
 CPVT_WordPlace CFX_Edit::WordIndexToWordPlace(int32_t index) const
 {
-        if (m_pVT->IsValid())
-                return m_pVT->WordIndexToWordPlace(index);
-
-        return CPVT_WordPlace();
-}
-
-FX_BOOL CFX_Edit::IsTextFull() const
-{
-        int32_t nTotalWords = m_pVT->GetTotalWords();
-        int32_t nLimitChar = m_pVT->GetLimitChar();
-        int32_t nCharArray = m_pVT->GetCharArray();
-
-        return IsTextOverflow() || (nLimitChar>0 && nTotalWords >= nLimitChar)
-                || (nCharArray>0 && nTotalWords >= nCharArray);
-}
-
-FX_BOOL CFX_Edit::IsTextOverflow() const
-{
-        if (!m_bEnableScroll && !m_bEnableOverflow)
-        {
-                CPDF_Rect rcPlate = m_pVT->GetPlateRect();
-                CPDF_Rect rcContent = m_pVT->GetContentRect();
-
-                if (m_pVT->IsMultiLine() && GetTotalLines() > 1)
-                {
-                        if (FX_EDIT_IsFloatBigger(rcContent.Height(),rcPlate.Height())) return TRUE;
-                }
-
-                if (FX_EDIT_IsFloatBigger(rcContent.Width(),rcPlate.Width())) return TRUE;
-        }
-
-        return FALSE;
+    if (m_pVT->IsValid())
+        return m_pVT->WordIndexToWordPlace(index);
+
+    return CPVT_WordPlace();
+}
+
+FX_BOOL CFX_Edit::IsTextFull() const
+{
+    int32_t nTotalWords = m_pVT->GetTotalWords();
+    int32_t nLimitChar = m_pVT->GetLimitChar();
+    int32_t nCharArray = m_pVT->GetCharArray();
+
+    return IsTextOverflow() || (nLimitChar>0 && nTotalWords >= nLimitChar)
+        || (nCharArray>0 && nTotalWords >= nCharArray);
+}
+
+FX_BOOL CFX_Edit::IsTextOverflow() const
+{
+    if (!m_bEnableScroll && !m_bEnableOverflow)
+    {
+        CPDF_Rect rcPlate = m_pVT->GetPlateRect();
+        CPDF_Rect rcContent = m_pVT->GetContentRect();
+
+        if (m_pVT->IsMultiLine() && GetTotalLines() > 1)
+        {
+            if (FX_EDIT_IsFloatBigger(rcContent.Height(),rcPlate.Height())) return TRUE;
+        }
+
+        if (FX_EDIT_IsFloatBigger(rcContent.Width(),rcPlate.Width())) return TRUE;
+    }
+
+    return FALSE;
 }
 
 CPVT_WordPlace CFX_Edit::GetLineBeginPlace(const CPVT_WordPlace & place) const
 {
-        return m_pVT->GetLineBeginPlace(place);
+    return m_pVT->GetLineBeginPlace(place);
 }
 
 CPVT_WordPlace CFX_Edit::GetLineEndPlace(const CPVT_WordPlace & place) const
 {
-        return m_pVT->GetLineEndPlace(place);
+    return m_pVT->GetLineEndPlace(place);
 }
 
 CPVT_WordPlace CFX_Edit::GetSectionBeginPlace(const CPVT_WordPlace & place) const
 {
-        return m_pVT->GetSectionBeginPlace(place);
+    return m_pVT->GetSectionBeginPlace(place);
 }
 
 CPVT_WordPlace CFX_Edit::GetSectionEndPlace(const CPVT_WordPlace & place) const
 {
-        return m_pVT->GetSectionEndPlace(place);
-}
-
-FX_BOOL CFX_Edit::CanUndo() const
-{
-        if (m_bEnableUndo)
-        {
-                return m_Undo.CanUndo();
-        }
-
-        return FALSE;
-}
-
-FX_BOOL CFX_Edit::CanRedo() const
-{
-        if (m_bEnableUndo)
-        {
-                return m_Undo.CanRedo();
-        }
-
-        return FALSE;
-}
-
-FX_BOOL CFX_Edit::IsModified() const
-{
-        if (m_bEnableUndo)
-        {
-                return m_Undo.IsModified();
-        }
-
-        return FALSE;
+    return m_pVT->GetSectionEndPlace(place);
+}
+
+FX_BOOL CFX_Edit::CanUndo() const
+{
+    if (m_bEnableUndo)
+    {
+        return m_Undo.CanUndo();
+    }
+
+    return FALSE;
+}
+
+FX_BOOL CFX_Edit::CanRedo() const
+{
+    if (m_bEnableUndo)
+    {
+        return m_Undo.CanRedo();
+    }
+
+    return FALSE;
+}
+
+FX_BOOL CFX_Edit::IsModified() const
+{
+    if (m_bEnableUndo)
+    {
+        return m_Undo.IsModified();
+    }
+
+    return FALSE;
 }
 
 void CFX_Edit::EnableRefresh(FX_BOOL bRefresh)
 {
-        m_bEnableRefresh = bRefresh;
+    m_bEnableRefresh = bRefresh;
 }
 
 void CFX_Edit::EnableUndo(FX_BOOL bUndo)
 {
     m_bEnableUndo = bUndo;
 }
 
 void CFX_Edit::EnableNotify(FX_BOOL bNotify)
 {
     m_bNotify = bNotify;
 }
 
 void CFX_Edit::EnableOprNotify(FX_BOOL bNotify)
 {
     m_bOprNotify = bNotify;
 }
 
 FX_FLOAT CFX_Edit::GetLineTop(const CPVT_WordPlace& place) const
 {
-        if (IPDF_VariableText_Iterator* pIterator = m_pVT->GetIterator())
-        {
-                CPVT_WordPlace wpOld = pIterator->GetAt();
+    if (IPDF_VariableText_Iterator* pIterator = m_pVT->GetIterator())
+    {
+        CPVT_WordPlace wpOld = pIterator->GetAt();
 
-                pIterator->SetAt(place);
-                CPVT_Line line;
-                pIterator->GetLine(line);
+        pIterator->SetAt(place);
+        CPVT_Line line;
+        pIterator->GetLine(line);
 
-                pIterator->SetAt(wpOld);
+        pIterator->SetAt(wpOld);
 
-                return line.ptLine.y + line.fLineAscent;
-        }
+        return line.ptLine.y + line.fLineAscent;
+    }
 
-        return 0.0f;
+    return 0.0f;
 }
 
 FX_FLOAT CFX_Edit::GetLineBottom(const CPVT_WordPlace& place) const
 {
-        if (IPDF_VariableText_Iterator* pIterator = m_pVT->GetIterator())
-        {
-                CPVT_WordPlace wpOld = pIterator->GetAt();
+    if (IPDF_VariableText_Iterator* pIterator = m_pVT->GetIterator())
+    {
+        CPVT_WordPlace wpOld = pIterator->GetAt();
 
-                pIterator->SetAt(place);
-                CPVT_Line line;
-                pIterator->GetLine(line);
+        pIterator->SetAt(place);
+        CPVT_Line line;
+        pIterator->GetLine(line);
 
-                pIterator->SetAt(wpOld);
+        pIterator->SetAt(wpOld);
 
-                return line.ptLine.y + line.fLineDescent;
-        }
+        return line.ptLine.y + line.fLineDescent;
+    }
 
-        return 0.0f;
+    return 0.0f;
 }
 
 CPVT_WordPlace CFX_Edit::DoInsertText(const CPVT_WordPlace& place, const FX_WCHAR* text, int32_t charset,
-                                                                          const CPVT_SecProps * pSecProps, const CPVT_WordProps * pWordProps)
+                                      const CPVT_SecProps * pSecProps, const CPVT_WordProps * pWordProps)
 {
-        CPVT_WordPlace wp = place;
+    CPVT_WordPlace wp = place;
 
-        if (m_pVT->IsValid())
-        {
-                CFX_WideString sText = text;
+    if (m_pVT->IsValid())
+    {
+        CFX_WideString sText = text;
 
-                for (int32_t i = 0, sz = sText.GetLength(); i < sz; i++)
-                {
-                        FX_WORD word = sText[i];
-                        switch (word)
-                        {
-                        case 0x0D:
-                                wp = m_pVT->InsertSection(wp,pSecProps,pWordProps);
-                                if (sText[i+1] == 0x0A)
-                                        i++;
-                                break;
-                        case 0x0A:
-                                wp = m_pVT->InsertSection(wp,pSecProps,pWordProps);
-                                if (sText[i+1] == 0x0D)
-                                        i++;
-                                break;
-                        case 0x09:
-                                word = 0x20;
-                        default:
-                                wp = m_pVT->InsertWord(wp,word,GetCharSetFromUnicode(word, charset),pWordProps);
-                                break;
-                        }
-                }
-        }
+        for (int32_t i = 0, sz = sText.GetLength(); i < sz; i++)
+        {
+            FX_WORD word = sText[i];
+            switch (word)
+            {
+            case 0x0D:
+                wp = m_pVT->InsertSection(wp,pSecProps,pWordProps);
+                if (sText[i+1] == 0x0A)
+                    i++;
+                break;
+            case 0x0A:
+                wp = m_pVT->InsertSection(wp,pSecProps,pWordProps);
+                if (sText[i+1] == 0x0D)
+                    i++;
+                break;
+            case 0x09:
+                word = 0x20;
+            default:
+                wp = m_pVT->InsertWord(wp,word,GetCharSetFromUnicode(word, charset),pWordProps);
+                break;
+            }
+        }
+    }
 
-        return wp;
+    return wp;
 }
 
 int32_t CFX_Edit::GetCharSetFromUnicode(FX_WORD word, int32_t nOldCharset)
 {
     if (IFX_Edit_FontMap* pFontMap = GetFontMap())
         return pFontMap->CharSetFromUnicode(word, nOldCharset);
     return nOldCharset;
 }
 
 void CFX_Edit::BeginGroupUndo(const CFX_WideString& sTitle)
 {
-        ASSERT(m_pGroupUndoItem == NULL);
+    ASSERT(m_pGroupUndoItem == NULL);
 
-        m_pGroupUndoItem = new CFX_Edit_GroupUndoItem(sTitle);
+    m_pGroupUndoItem = new CFX_Edit_GroupUndoItem(sTitle);
 }
 
 void CFX_Edit::EndGroupUndo()
 {
-        ASSERT(m_pGroupUndoItem != NULL);
+    ASSERT(m_pGroupUndoItem != NULL);
 
-        m_pGroupUndoItem->UpdateItems();
-        m_Undo.AddItem(m_pGroupUndoItem);
-        if (m_bOprNotify && m_pOprNotify)
-                m_pOprNotify->OnAddUndo(m_pGroupUndoItem);
-        m_pGroupUndoItem = NULL;
+    m_pGroupUndoItem->UpdateItems();
+    m_Undo.AddItem(m_pGroupUndoItem);
+    if (m_bOprNotify && m_pOprNotify)
+        m_pOprNotify->OnAddUndo(m_pGroupUndoItem);
+    m_pGroupUndoItem = NULL;
 }
 
 void CFX_Edit::AddEditUndoItem(CFX_Edit_UndoItem* pEditUndoItem)
 {
-        if (m_pGroupUndoItem)
-                m_pGroupUndoItem->AddUndoItem(pEditUndoItem);
-        else
-        {
-                m_Undo.AddItem(pEditUndoItem);
-                if (m_bOprNotify && m_pOprNotify)
-                        m_pOprNotify->OnAddUndo(pEditUndoItem);
-        }
+    if (m_pGroupUndoItem)
+        m_pGroupUndoItem->AddUndoItem(pEditUndoItem);
+    else
+    {
+        m_Undo.AddItem(pEditUndoItem);
+        if (m_bOprNotify && m_pOprNotify)
+            m_pOprNotify->OnAddUndo(pEditUndoItem);
+    }
 }
 
 void CFX_Edit::AddUndoItem(IFX_Edit_UndoItem* pUndoItem)
 {
-        m_Undo.AddItem(pUndoItem);
-        if (m_bOprNotify && m_pOprNotify)
-                m_pOprNotify->OnAddUndo(pUndoItem);
+    m_Undo.AddItem(pUndoItem);
+    if (m_bOprNotify && m_pOprNotify)
+        m_pOprNotify->OnAddUndo(pUndoItem);
 }