Merge to XFA - else after returns.

fpdfsdk/src/pdfwindow/PWL_Wnd.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 <map>
 
 #include "../../include/pdfwindow/PDFWindow.h"
 #include "../../include/pdfwindow/PWL_Wnd.h"
 #include "../../include/pdfwindow/PWL_Utils.h"
 #include "../../include/pdfwindow/PWL_ScrollBar.h"
 
 /* -------------------------- CPWL_Timer -------------------------- */
 
 static std::map<int32_t, CPWL_Timer*>& GetPWLTimeMap()
 {
   // Leak the object at shutdown.
   static auto timeMap = new std::map<int32_t, CPWL_Timer*>;
   return *timeMap;
 }
 
 CPWL_Timer::CPWL_Timer(CPWL_TimerHandler* pAttached, IFX_SystemHandler* pSystemHandler) :
-        m_nTimerID(0),
-        m_pAttached(pAttached),
-        m_pSystemHandler(pSystemHandler)
+    m_nTimerID(0),
+    m_pAttached(pAttached),
+    m_pSystemHandler(pSystemHandler)
 {
-        ASSERT(m_pAttached != NULL);
-        ASSERT(m_pSystemHandler != NULL);
+    ASSERT(m_pAttached != NULL);
+    ASSERT(m_pSystemHandler != NULL);
 }
 
 CPWL_Timer::~CPWL_Timer()
 {
-        KillPWLTimer();
+    KillPWLTimer();
 }
 
 int32_t CPWL_Timer::SetPWLTimer(int32_t nElapse)
 {
     if (m_nTimerID != 0)
         KillPWLTimer();
     m_nTimerID = m_pSystemHandler->SetTimer(nElapse, TimerProc);
 
     GetPWLTimeMap()[m_nTimerID] = this;
     return m_nTimerID;
@@ skipping 26 matching lines @@
 {
 }
 
 CPWL_TimerHandler::~CPWL_TimerHandler()
 {
     delete m_pTimer;
 }
 
 void CPWL_TimerHandler::BeginTimer(int32_t nElapse)
 {
-        if (!m_pTimer)
-                m_pTimer = new CPWL_Timer(this, GetSystemHandler());
+    if (!m_pTimer)
+        m_pTimer = new CPWL_Timer(this, GetSystemHandler());
 
-        if (m_pTimer)
-                m_pTimer->SetPWLTimer(nElapse);
+    if (m_pTimer)
+        m_pTimer->SetPWLTimer(nElapse);
 }
 
 void CPWL_TimerHandler::EndTimer()
 {
-        if (m_pTimer)
-                m_pTimer->KillPWLTimer();
+    if (m_pTimer)
+        m_pTimer->KillPWLTimer();
 }
 
 void CPWL_TimerHandler::TimerProc()
 {
 }
 
 /* --------------------------- CPWL_MsgControl ---------------------------- */
 
 class CPWL_MsgControl
 {
-        friend class CPWL_Wnd;
+    friend class CPWL_Wnd;
 
 public:
-        CPWL_MsgControl(CPWL_Wnd * pWnd)
-        {
-//              PWL_TRACE("new CPWL_MsgControl\n");
-                m_pCreatedWnd = pWnd;
-                Default();
-        }
+    CPWL_MsgControl(CPWL_Wnd * pWnd)
+    {
+//      PWL_TRACE("new CPWL_MsgControl\n");
+        m_pCreatedWnd = pWnd;
+        Default();
+    }
 
-        ~CPWL_MsgControl()
-        {
-//              PWL_TRACE("~CPWL_MsgControl\n");
-                Default();
-        }
+    ~CPWL_MsgControl()
+    {
+//      PWL_TRACE("~CPWL_MsgControl\n");
+        Default();
+    }
 
-        void Default()
-        {
-                m_aMousePath.RemoveAll();
-                m_aKeyboardPath.RemoveAll();
-                m_pMainMouseWnd = NULL;
-                m_pMainKeyboardWnd = NULL;
-        }
+    void Default()
+    {
+        m_aMousePath.RemoveAll();
+        m_aKeyboardPath.RemoveAll();
+        m_pMainMouseWnd = NULL;
+        m_pMainKeyboardWnd = NULL;
+    }
 
-        FX_BOOL IsWndCreated(const CPWL_Wnd * pWnd) const
-        {
-                return m_pCreatedWnd == pWnd;
-        }
+    FX_BOOL IsWndCreated(const CPWL_Wnd * pWnd) const
+    {
+        return m_pCreatedWnd == pWnd;
+    }
 
-        FX_BOOL IsMainCaptureMouse(const CPWL_Wnd * pWnd) const
-        {
-                return pWnd == m_pMainMouseWnd;
-        }
+    FX_BOOL IsMainCaptureMouse(const CPWL_Wnd * pWnd) const
+    {
+        return pWnd == m_pMainMouseWnd;
+    }
 
-        FX_BOOL IsWndCaptureMouse(const CPWL_Wnd * pWnd) const
-        {
-                if (pWnd)
-                        for( int32_t i=0,sz=m_aMousePath.GetSize(); i<sz; i++)
-                                if (m_aMousePath.GetAt(i) == pWnd)
-                                        return TRUE;
+    FX_BOOL IsWndCaptureMouse(const CPWL_Wnd * pWnd) const
+    {
+        if (pWnd)
+            for( int32_t i=0,sz=m_aMousePath.GetSize(); i<sz; i++)
+                if (m_aMousePath.GetAt(i) == pWnd)
+                    return TRUE;
 
-                return FALSE;
-        }
+        return FALSE;
+    }
 
-        FX_BOOL IsMainCaptureKeyboard(const CPWL_Wnd * pWnd) const
-        {
-                return pWnd == m_pMainKeyboardWnd;
-        }
+    FX_BOOL IsMainCaptureKeyboard(const CPWL_Wnd * pWnd) const
+    {
+        return pWnd == m_pMainKeyboardWnd;
+    }
 
 
-        FX_BOOL IsWndCaptureKeyboard(const CPWL_Wnd * pWnd) const
-        {
-                if (pWnd)
-                        for( int32_t i=0,sz=m_aKeyboardPath.GetSize(); i<sz; i++)
-                                if (m_aKeyboardPath.GetAt(i) == pWnd)
-                                        return TRUE;
+    FX_BOOL IsWndCaptureKeyboard(const CPWL_Wnd * pWnd) const
+    {
+        if (pWnd)
+            for( int32_t i=0,sz=m_aKeyboardPath.GetSize(); i<sz; i++)
+                if (m_aKeyboardPath.GetAt(i) == pWnd)
+                    return TRUE;
 
-                return FALSE;
-        }
+        return FALSE;
+    }
 
-        void SetFocus(CPWL_Wnd * pWnd)
-        {
-                m_aKeyboardPath.RemoveAll();
+    void SetFocus(CPWL_Wnd * pWnd)
+    {
+        m_aKeyboardPath.RemoveAll();
 
-                if (pWnd)
-                {
-                        m_pMainKeyboardWnd = pWnd;
+        if (pWnd)
+        {
+            m_pMainKeyboardWnd = pWnd;
 
-                        CPWL_Wnd * pParent = pWnd;
-                        while (pParent)
-                        {
-                                m_aKeyboardPath.Add(pParent);
-                                pParent = pParent->GetParentWindow();
-                        }
+            CPWL_Wnd * pParent = pWnd;
+            while (pParent)
+            {
+                m_aKeyboardPath.Add(pParent);
+                pParent = pParent->GetParentWindow();
+            }
 
-                        pWnd->OnSetFocus();
-                }
-        }
+            pWnd->OnSetFocus();
+        }
+    }
 
-        void KillFocus()
-        {
-                if (m_aKeyboardPath.GetSize() > 0)
-                        if (CPWL_Wnd* pWnd = m_aKeyboardPath.GetAt(0))
-                                pWnd->OnKillFocus();
+    void KillFocus()
+    {
+        if (m_aKeyboardPath.GetSize() > 0)
+            if (CPWL_Wnd* pWnd = m_aKeyboardPath.GetAt(0))
+                pWnd->OnKillFocus();
 
-                m_pMainKeyboardWnd = NULL;
-                m_aKeyboardPath.RemoveAll();
-        }
+        m_pMainKeyboardWnd = NULL;
+        m_aKeyboardPath.RemoveAll();
+    }
 
-        void SetCapture(CPWL_Wnd * pWnd)
-        {
-                m_aMousePath.RemoveAll();
+    void SetCapture(CPWL_Wnd * pWnd)
+    {
+        m_aMousePath.RemoveAll();
 
-                if (pWnd)
-                {
-                        m_pMainMouseWnd = pWnd;
+        if (pWnd)
+        {
+            m_pMainMouseWnd = pWnd;
 
-                        CPWL_Wnd * pParent = pWnd;
-                        while (pParent)
-                        {
-                                m_aMousePath.Add(pParent);
-                                pParent = pParent->GetParentWindow();
-                        }
-                }
-        }
+            CPWL_Wnd * pParent = pWnd;
+            while (pParent)
+            {
+                m_aMousePath.Add(pParent);
+                pParent = pParent->GetParentWindow();
+            }
+        }
+    }
 
-        void ReleaseCapture()
-        {
-                m_pMainMouseWnd = NULL;
-                m_aMousePath.RemoveAll();
-        }
+    void ReleaseCapture()
+    {
+        m_pMainMouseWnd = NULL;
+        m_aMousePath.RemoveAll();
+    }
 
 private:
-        CFX_ArrayTemplate<CPWL_Wnd*>    m_aMousePath;
-        CFX_ArrayTemplate<CPWL_Wnd*>    m_aKeyboardPath;
-        CPWL_Wnd*                                               m_pCreatedWnd;
-        CPWL_Wnd*                                               m_pMainMouseWnd;
-        CPWL_Wnd*                                               m_pMainKeyboardWnd;
+    CFX_ArrayTemplate<CPWL_Wnd*>    m_aMousePath;
+    CFX_ArrayTemplate<CPWL_Wnd*>    m_aKeyboardPath;
+    CPWL_Wnd*                       m_pCreatedWnd;
+    CPWL_Wnd*                       m_pMainMouseWnd;
+    CPWL_Wnd*                       m_pMainKeyboardWnd;
 };
 
 /* --------------------------- CPWL_Wnd ---------------------------- */
 
 CPWL_Wnd::CPWL_Wnd() :
-        m_pVScrollBar(NULL),
-        m_rcWindow(),
-        m_rcClip(),
-        m_bCreated(FALSE),
-        m_bVisible(FALSE),
-        m_bNotifying(FALSE),
-        m_bEnabled(TRUE)
+    m_pVScrollBar(NULL),
+    m_rcWindow(),
+    m_rcClip(),
+    m_bCreated(FALSE),
+    m_bVisible(FALSE),
+    m_bNotifying(FALSE),
+    m_bEnabled(TRUE)
 {
 }
 
 CPWL_Wnd::~CPWL_Wnd()
 {
-        ASSERT(m_bCreated == FALSE);
+    ASSERT(m_bCreated == FALSE);
 }
 
 CFX_ByteString CPWL_Wnd::GetClassName() const
 {
-        return "CPWL_Wnd";
+    return "CPWL_Wnd";
 }
 
 void CPWL_Wnd::Create(const PWL_CREATEPARAM & cp)
 {
-        if (!IsValid())
-        {
-                m_sPrivateParam = cp;
+    if (!IsValid())
+    {
+        m_sPrivateParam = cp;
 
-                OnCreate(m_sPrivateParam);
+        OnCreate(m_sPrivateParam);
 
-                m_sPrivateParam.rcRectWnd.Normalize();
-                m_rcWindow = m_sPrivateParam.rcRectWnd;
-                m_rcClip = CPWL_Utils::InflateRect(m_rcWindow,1.0f);
+        m_sPrivateParam.rcRectWnd.Normalize();
+        m_rcWindow = m_sPrivateParam.rcRectWnd;
+        m_rcClip = CPWL_Utils::InflateRect(m_rcWindow,1.0f);
 
-                CreateMsgControl();
+        CreateMsgControl();
 
-                if (m_sPrivateParam.pParentWnd)
-                        m_sPrivateParam.pParentWnd->OnNotify(this, PNM_ADDCHILD);
+        if (m_sPrivateParam.pParentWnd)
+            m_sPrivateParam.pParentWnd->OnNotify(this, PNM_ADDCHILD);
 
-                PWL_CREATEPARAM ccp = m_sPrivateParam;
+        PWL_CREATEPARAM ccp = m_sPrivateParam;
 
-                ccp.dwFlags &= 0xFFFF0000L; //remove sub styles
-                ccp.mtChild = CPDF_Matrix(1,0,0,1,0,0);
+        ccp.dwFlags &= 0xFFFF0000L; //remove sub styles
+        ccp.mtChild = CPDF_Matrix(1,0,0,1,0,0);
 
-                CreateScrollBar(ccp);
-                CreateChildWnd(ccp);
+        CreateScrollBar(ccp);
+        CreateChildWnd(ccp);
 
-                m_bVisible = HasFlag(PWS_VISIBLE);
+        m_bVisible = HasFlag(PWS_VISIBLE);
 
-                OnCreated();
+        OnCreated();
 
-                RePosChildWnd();
-                m_bCreated = TRUE;
-        }
+        RePosChildWnd();
+        m_bCreated = TRUE;
+    }
 }
 
 void CPWL_Wnd::OnCreate(PWL_CREATEPARAM & cp)
 {
 }
 
 void CPWL_Wnd::OnCreated()
 {
 }
 
 void CPWL_Wnd::OnDestroy()
 {
 }
 
 void CPWL_Wnd::Destroy()
 {
-        KillFocus();
+    KillFocus();
 
-        OnDestroy();
+    OnDestroy();
 
-        if (m_bCreated)
-        {
-                for (int32_t i = m_aChildren.GetSize()-1; i >= 0; i --)
-                {
-                        if (CPWL_Wnd * pChild = m_aChildren[i])
-                        {
-                                pChild->Destroy();
-                                delete pChild;
-                                pChild = NULL;
-                        }
-                }
+    if (m_bCreated)
+    {
+        for (int32_t i = m_aChildren.GetSize()-1; i >= 0; i --)
+        {
+            if (CPWL_Wnd * pChild = m_aChildren[i])
+            {
+                pChild->Destroy();
+                delete pChild;
+                pChild = NULL;
+            }
+        }
 
-                if (m_sPrivateParam.pParentWnd)
-                        m_sPrivateParam.pParentWnd->OnNotify(this, PNM_REMOVECHILD);
-                m_bCreated = FALSE;
-        }
+        if (m_sPrivateParam.pParentWnd)
+            m_sPrivateParam.pParentWnd->OnNotify(this, PNM_REMOVECHILD);
+        m_bCreated = FALSE;
+    }
 
-        DestroyMsgControl();
+    DestroyMsgControl();
 
-        FXSYS_memset(&m_sPrivateParam, 0, sizeof(PWL_CREATEPARAM));
-        m_aChildren.RemoveAll();
-        m_pVScrollBar = NULL;
+    FXSYS_memset(&m_sPrivateParam, 0, sizeof(PWL_CREATEPARAM));
+    m_aChildren.RemoveAll();
+    m_pVScrollBar = NULL;
 }
 
 void CPWL_Wnd::Move(const CPDF_Rect & rcNew, FX_BOOL bReset,FX_BOOL bRefresh)
 {
-        if (IsValid())
-        {
-                CPDF_Rect rcOld = GetWindowRect();
+    if (IsValid())
+    {
+        CPDF_Rect rcOld = GetWindowRect();
 
-                m_rcWindow = rcNew;
-                m_rcWindow.Normalize();
+        m_rcWindow = rcNew;
+        m_rcWindow.Normalize();
 
-                if (rcOld.left != rcNew.left || rcOld.right != rcNew.right ||
-                        rcOld.top != rcNew.top || rcOld.bottom != rcNew.bottom)
-                {
-                        if (bReset)
-                        {
-                                RePosChildWnd();
-                        }
+        if (rcOld.left != rcNew.left || rcOld.right != rcNew.right ||
+            rcOld.top != rcNew.top || rcOld.bottom != rcNew.bottom)
+        {
+            if (bReset)
+            {
+                RePosChildWnd();
+            }
 
-                }
-                if (bRefresh)
-                {
-                        InvalidateRectMove(rcOld,rcNew);
-                }
+        }
+        if (bRefresh)
+        {
+            InvalidateRectMove(rcOld,rcNew);
+        }
 
-                m_sPrivateParam.rcRectWnd = m_rcWindow;
-        }
+        m_sPrivateParam.rcRectWnd = m_rcWindow;
+    }
 }
 
 void  CPWL_Wnd::InvalidateRectMove(const CPDF_Rect & rcOld, const CPDF_Rect & rcNew)
 {
-        CPDF_Rect rcUnion = rcOld;
-        rcUnion.Union(rcNew);
+    CPDF_Rect rcUnion = rcOld;
+    rcUnion.Union(rcNew);
 
-        InvalidateRect(&rcUnion);
+    InvalidateRect(&rcUnion);
 }
 
 void CPWL_Wnd::GetAppearanceStream(CFX_ByteString & sAppStream)
 {
-        if (IsValid())
-        {
-                CFX_ByteTextBuf sTextBuf;
-                GetAppearanceStream(sTextBuf);
-                sAppStream += sTextBuf.GetByteString();
-        }
+    if (IsValid())
+    {
+        CFX_ByteTextBuf sTextBuf;
+        GetAppearanceStream(sTextBuf);
+        sAppStream += sTextBuf.GetByteString();
+    }
 }
 
 void CPWL_Wnd::GetAppearanceStream(CFX_ByteTextBuf & sAppStream)
 {
-        if (IsValid() && IsVisible())
-        {
-                GetThisAppearanceStream(sAppStream);
-                GetChildAppearanceStream(sAppStream);
-        }
+    if (IsValid() && IsVisible())
+    {
+        GetThisAppearanceStream(sAppStream);
+        GetChildAppearanceStream(sAppStream);
+    }
 }
 
 //if don't set,Get default apperance stream
 void CPWL_Wnd::GetThisAppearanceStream(CFX_ByteTextBuf & sAppStream)
 {
     CPDF_Rect rectWnd = GetWindowRect();
     if (!rectWnd.IsEmpty()) {
         CFX_ByteTextBuf sThis;
 
         if (HasFlag(PWS_BACKGROUND))
             sThis << CPWL_Utils::GetRectFillAppStream(rectWnd, GetBackgroundColor());
 
         if (HasFlag(PWS_BORDER)) {
             sThis << CPWL_Utils::GetBorderAppStream(
                 rectWnd,
                 (FX_FLOAT)GetBorderWidth(),
                 GetBorderColor(),
                 GetBorderLeftTopColor(GetBorderStyle()),
                 GetBorderRightBottomColor(GetBorderStyle()),
                 GetBorderStyle(),
                 GetBorderDash());
         }
 
         sAppStream << sThis;
     }
 }
 
 void CPWL_Wnd::GetChildAppearanceStream(CFX_ByteTextBuf & sAppStream)
 {
-        for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-        {
-                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))
-                {
-                        pChild->GetAppearanceStream(sAppStream);
-                }
-        }
+    for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+    {
+        if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))
+        {
+            pChild->GetAppearanceStream(sAppStream);
+        }
+    }
 }
 
 void CPWL_Wnd::DrawAppearance(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device)
 {
-        if (IsValid() && IsVisible())
-        {
-                DrawThisAppearance(pDevice,pUser2Device);
-                DrawChildAppearance(pDevice,pUser2Device);
-        }
+    if (IsValid() && IsVisible())
+    {
+        DrawThisAppearance(pDevice,pUser2Device);
+        DrawChildAppearance(pDevice,pUser2Device);
+    }
 }
 
 void CPWL_Wnd::DrawThisAppearance(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device)
 {
-        CPDF_Rect rectWnd = GetWindowRect();
-        if (!rectWnd.IsEmpty())
-        {
-                if (HasFlag(PWS_BACKGROUND))
-                {
-                        CPDF_Rect rcClient = CPWL_Utils::DeflateRect(rectWnd,(FX_FLOAT)(GetBorderWidth()+GetInnerBorderWidth()));
-                        CPWL_Utils::DrawFillRect(pDevice,pUser2Device,rcClient, GetBackgroundColor(), GetTransparency());
-                }
+    CPDF_Rect rectWnd = GetWindowRect();
+    if (!rectWnd.IsEmpty())
+    {
+        if (HasFlag(PWS_BACKGROUND))
+        {
+            CPDF_Rect rcClient = CPWL_Utils::DeflateRect(rectWnd,(FX_FLOAT)(GetBorderWidth()+GetInnerBorderWidth()));
+            CPWL_Utils::DrawFillRect(pDevice,pUser2Device,rcClient, GetBackgroundColor(), GetTransparency());
+        }
 
-                if (HasFlag(PWS_BORDER))
-                        CPWL_Utils::DrawBorder(pDevice,
-                                                                pUser2Device,
-                                                                rectWnd,
-                                                                (FX_FLOAT)GetBorderWidth(),
-                                                                GetBorderColor(),
-                                                                GetBorderLeftTopColor(GetBorderStyle()),
-                                                                GetBorderRightBottomColor(GetBorderStyle()),
-                                                                GetBorderStyle(),
-                                                                GetBorderDash(),
-                                                                GetTransparency());
-        }
+        if (HasFlag(PWS_BORDER))
+            CPWL_Utils::DrawBorder(pDevice,
+                                pUser2Device,
+                                rectWnd,
+                                (FX_FLOAT)GetBorderWidth(),
+                                GetBorderColor(),
+                                GetBorderLeftTopColor(GetBorderStyle()),
+                                GetBorderRightBottomColor(GetBorderStyle()),
+                                GetBorderStyle(),
+                                GetBorderDash(),
+                                GetTransparency());
+    }
 }
 
 void CPWL_Wnd::DrawChildAppearance(CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device)
 {
-        for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-        {
-                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))
-                {
-                        CPDF_Matrix mt = pChild->GetChildMatrix();
-                        if (mt.IsIdentity())
-                        {
-                                pChild->DrawAppearance(pDevice,pUser2Device);
-                        }
-                        else
-                        {
-                                mt.Concat(*pUser2Device);
-                                pChild->DrawAppearance(pDevice,&mt);
-                        }
-                }
-        }
+    for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+    {
+        if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))
+        {
+            CPDF_Matrix mt = pChild->GetChildMatrix();
+            if (mt.IsIdentity())
+            {
+                pChild->DrawAppearance(pDevice,pUser2Device);
+            }
+            else
+            {
+                mt.Concat(*pUser2Device);
+                pChild->DrawAppearance(pDevice,&mt);
+            }
+        }
+    }
 }
 
 void CPWL_Wnd::InvalidateRect(CPDF_Rect* pRect)
 {
-        if (IsValid())
-        {
-                CPDF_Rect rcRefresh = pRect ? *pRect : GetWindowRect();
+    if (IsValid())
+    {
+        CPDF_Rect rcRefresh = pRect ? *pRect : GetWindowRect();
 
-                if (!HasFlag(PWS_NOREFRESHCLIP))
-                {
-                        CPDF_Rect rcClip = GetClipRect();
-                        if (!rcClip.IsEmpty())
-                        {
-                                rcRefresh.Intersect(rcClip);
-                        }
-                }
+        if (!HasFlag(PWS_NOREFRESHCLIP))
+        {
+            CPDF_Rect rcClip = GetClipRect();
+            if (!rcClip.IsEmpty())
+            {
+                rcRefresh.Intersect(rcClip);
+            }
+        }
 
-                FX_RECT rcWin = PWLtoWnd(rcRefresh);
-                rcWin.left -= PWL_INVALIDATE_INFLATE;
-                rcWin.top -= PWL_INVALIDATE_INFLATE;
-                rcWin.right += PWL_INVALIDATE_INFLATE;
-                rcWin.bottom += PWL_INVALIDATE_INFLATE;
+        FX_RECT rcWin = PWLtoWnd(rcRefresh);
+        rcWin.left -= PWL_INVALIDATE_INFLATE;
+        rcWin.top -= PWL_INVALIDATE_INFLATE;
+        rcWin.right += PWL_INVALIDATE_INFLATE;
+        rcWin.bottom += PWL_INVALIDATE_INFLATE;
 
-                if (IFX_SystemHandler* pSH = GetSystemHandler())
-                {
-                        if (FX_HWND hWnd = GetAttachedHWnd())
-                        {
-                                pSH->InvalidateRect(hWnd, rcWin);
-                        }
-                }
-        }
+        if (IFX_SystemHandler* pSH = GetSystemHandler())
+        {
+            if (FX_HWND hWnd = GetAttachedHWnd())
+            {
+                pSH->InvalidateRect(hWnd, rcWin);
+            }
+        }
+    }
 }
 
 #define PWL_IMPLEMENT_KEY_METHOD(key_method_name)\
 FX_BOOL CPWL_Wnd::key_method_name(FX_WORD nChar, FX_DWORD nFlag)\
 {\
-        if (IsValid() && IsVisible() && IsEnabled())\
-        {\
-                if (IsWndCaptureKeyboard(this))\
-                {\
-                        for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)\
-                        {\
-                                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))\
-                                {\
-                                        if (IsWndCaptureKeyboard(pChild))\
-                                        {\
-                                                return pChild->key_method_name(nChar,nFlag);\
-                                        }\
-                                }\
-                        }\
-                }\
-        }\
-        return FALSE;\
+    if (IsValid() && IsVisible() && IsEnabled())\
+    {\
+        if (IsWndCaptureKeyboard(this))\
+        {\
+            for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)\
+            {\
+                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))\
+                {\
+                    if (IsWndCaptureKeyboard(pChild))\
+                    {\
+                        return pChild->key_method_name(nChar,nFlag);\
+                    }\
+                }\
+            }\
+        }\
+    }\
+    return FALSE;\
 }
 
 #define PWL_IMPLEMENT_MOUSE_METHOD(mouse_method_name)\
 FX_BOOL CPWL_Wnd::mouse_method_name(const CPDF_Point & point, FX_DWORD nFlag)\
 {\
-        if (IsValid() && IsVisible() && IsEnabled())\
-        {\
-                if (IsWndCaptureMouse(this))\
-                {\
-                        for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)\
-                        {\
-                                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))\
-                                {\
-                                        if (IsWndCaptureMouse(pChild))\
-                                        {\
-                                                return pChild->mouse_method_name(pChild->ParentToChild(point),nFlag);\
-                                        }\
-                                }\
-                        }\
-                        SetCursor();\
-                }\
-                else\
-                {\
-                        for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)\
-                        {\
-                                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))\
-                                {\
-                                        if (pChild->WndHitTest(pChild->ParentToChild(point)))\
-                                        {\
-                                                return pChild->mouse_method_name(pChild->ParentToChild(point),nFlag);\
-                                        }\
-                                }\
-                        }\
-                        if (WndHitTest(point))\
-                                SetCursor();\
-                }\
-        }\
-        return FALSE;\
+    if (IsValid() && IsVisible() && IsEnabled())\
+    {\
+        if (IsWndCaptureMouse(this))\
+        {\
+            for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)\
+            {\
+                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))\
+                {\
+                    if (IsWndCaptureMouse(pChild))\
+                    {\
+                        return pChild->mouse_method_name(pChild->ParentToChild(point),nFlag);\
+                    }\
+                }\
+            }\
+            SetCursor();\
+        }\
+        else\
+        {\
+            for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)\
+            {\
+                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))\
+                {\
+                    if (pChild->WndHitTest(pChild->ParentToChild(point)))\
+                    {\
+                        return pChild->mouse_method_name(pChild->ParentToChild(point),nFlag);\
+                    }\
+                }\
+            }\
+            if (WndHitTest(point))\
+                SetCursor();\
+        }\
+    }\
+    return FALSE;\
 }
 
 PWL_IMPLEMENT_KEY_METHOD(OnKeyDown)
 PWL_IMPLEMENT_KEY_METHOD(OnKeyUp)
 PWL_IMPLEMENT_KEY_METHOD(OnChar)
 
 PWL_IMPLEMENT_MOUSE_METHOD(OnLButtonDblClk)
 PWL_IMPLEMENT_MOUSE_METHOD(OnLButtonDown)
 PWL_IMPLEMENT_MOUSE_METHOD(OnLButtonUp)
 PWL_IMPLEMENT_MOUSE_METHOD(OnMButtonDblClk)
 PWL_IMPLEMENT_MOUSE_METHOD(OnMButtonDown)
 PWL_IMPLEMENT_MOUSE_METHOD(OnMButtonUp)
 PWL_IMPLEMENT_MOUSE_METHOD(OnRButtonDblClk)
 PWL_IMPLEMENT_MOUSE_METHOD(OnRButtonDown)
 PWL_IMPLEMENT_MOUSE_METHOD(OnRButtonUp)
 PWL_IMPLEMENT_MOUSE_METHOD(OnMouseMove)
 
-FX_BOOL CPWL_Wnd::OnMouseWheel(short zDelta, const CPDF_Point & point, FX_DWORD nFlag)
-{
-        if (IsValid() && IsVisible() && IsEnabled())
-        {
-                SetCursor();
-                if (IsWndCaptureKeyboard(this))
-                {
-                        for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-                        {
-                                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))
-                                {
-                                        if (IsWndCaptureKeyboard(pChild))
-                                        {
-                                                return pChild->OnMouseWheel(zDelta,pChild->ParentToChild(point), nFlag);
-                                        }
-                                }
-                        }
-                }
-        }
-        return FALSE;
+FX_BOOL CPWL_Wnd::OnMouseWheel(short zDelta, const CPDF_Point & point, FX_DWORD nFlag)
+{
+    if (IsValid() && IsVisible() && IsEnabled())
+    {
+        SetCursor();
+        if (IsWndCaptureKeyboard(this))
+        {
+            for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+            {
+                if (CPWL_Wnd * pChild = m_aChildren.GetAt(i))
+                {
+                    if (IsWndCaptureKeyboard(pChild))
+                    {
+                        return pChild->OnMouseWheel(zDelta,pChild->ParentToChild(point), nFlag);
+                    }
+                }
+            }
+        }
+    }
+    return FALSE;
 }
 
 void CPWL_Wnd::AddChild(CPWL_Wnd * pWnd)
 {
-        m_aChildren.Add(pWnd);
+    m_aChildren.Add(pWnd);
 }
 
 void CPWL_Wnd::RemoveChild(CPWL_Wnd * pWnd)
 {
-        for (int32_t i = m_aChildren.GetSize()-1; i >= 0; i --)
-        {
-                if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
-                {
-                        if (pChild == pWnd)
-                        {
-                                m_aChildren.RemoveAt(i);
-                                break;
-                        }
-                }
-        }
+    for (int32_t i = m_aChildren.GetSize()-1; i >= 0; i --)
+    {
+        if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
+        {
+            if (pChild == pWnd)
+            {
+                m_aChildren.RemoveAt(i);
+                break;
+            }
+        }
+    }
 }
 
 void CPWL_Wnd::OnNotify(CPWL_Wnd* pWnd, FX_DWORD msg, intptr_t wParam, intptr_t lParam)
 {
-        switch (msg)
-        {
-        case PNM_ADDCHILD:
-                AddChild(pWnd);
-                break;
-        case PNM_REMOVECHILD:
-                RemoveChild(pWnd);
-                break;
-        default:
-                break;
-        }
+    switch (msg)
+    {
+    case PNM_ADDCHILD:
+        AddChild(pWnd);
+        break;
+    case PNM_REMOVECHILD:
+        RemoveChild(pWnd);
+        break;
+    default:
+        break;
+    }
 }
 
 FX_BOOL CPWL_Wnd::IsValid() const
 {
-        return m_bCreated;
+    return m_bCreated;
 }
 
 PWL_CREATEPARAM CPWL_Wnd::GetCreationParam() const
 {
-        return m_sPrivateParam;
+    return m_sPrivateParam;
 }
 
 CPWL_Wnd* CPWL_Wnd::GetParentWindow() const
 {
-        return m_sPrivateParam.pParentWnd;
+    return m_sPrivateParam.pParentWnd;
 }
 
 CPDF_Rect CPWL_Wnd::GetOriginWindowRect() const
 {
-        return m_sPrivateParam.rcRectWnd;
+    return m_sPrivateParam.rcRectWnd;
 }
 
 CPDF_Rect CPWL_Wnd::GetWindowRect() const
 {
-        return m_rcWindow;
+    return m_rcWindow;
 }
 
 CPDF_Rect CPWL_Wnd::GetClientRect() const
 {
-        CPDF_Rect rcWindow = GetWindowRect();
-        CPDF_Rect rcClient = CPWL_Utils::DeflateRect(rcWindow,(FX_FLOAT)(GetBorderWidth()+GetInnerBorderWidth()));
-
-        if (CPWL_ScrollBar * pVSB = GetVScrollBar())
-                rcClient.right -= pVSB->GetScrollBarWidth();
-
-        rcClient.Normalize();
-
-        if (rcWindow.Contains(rcClient))
-                return rcClient;
-        else
-                return CPDF_Rect();
+    CPDF_Rect rcWindow = GetWindowRect();
+    CPDF_Rect rcClient = CPWL_Utils::DeflateRect(rcWindow,(FX_FLOAT)(GetBorderWidth()+GetInnerBorderWidth()));
+    if (CPWL_ScrollBar* pVSB = GetVScrollBar())
+        rcClient.right -= pVSB->GetScrollBarWidth();
+
+    rcClient.Normalize();
+    return rcWindow.Contains(rcClient) ? rcClient : CPDF_Rect();
 }
 
 CPDF_Point CPWL_Wnd::GetCenterPoint() const
 {
-        CPDF_Rect rcClient = GetClientRect();
-
-        return CPDF_Point((rcClient.left + rcClient.right) * 0.5f,
-                (rcClient.top + rcClient.bottom) * 0.5f);
+    CPDF_Rect rcClient = GetClientRect();
+    return CPDF_Point((rcClient.left + rcClient.right) * 0.5f,
+                      (rcClient.top + rcClient.bottom) * 0.5f);
 }
 
 CPDF_Rect CPWL_Wnd::GetClientCenterSquare() const
 {
-        return CPWL_Utils::GetCenterSquare(GetClientRect());
+    return CPWL_Utils::GetCenterSquare(GetClientRect());
 }
 
 CPDF_Rect CPWL_Wnd::GetWindowCenterSquare() const
 {
-        return CPWL_Utils::GetCenterSquare(CPWL_Utils::DeflateRect(GetWindowRect(),0.1f));
+    return CPWL_Utils::GetCenterSquare(CPWL_Utils::DeflateRect(GetWindowRect(),0.1f));
 }
 
 FX_BOOL CPWL_Wnd::HasFlag(FX_DWORD dwFlags) const
 {
-        return (m_sPrivateParam.dwFlags & dwFlags) != 0;
+    return (m_sPrivateParam.dwFlags & dwFlags) != 0;
 }
 
 void CPWL_Wnd::RemoveFlag(FX_DWORD dwFlags)
 {
-        m_sPrivateParam.dwFlags &= ~dwFlags;
+    m_sPrivateParam.dwFlags &= ~dwFlags;
 }
 
 void CPWL_Wnd::AddFlag(FX_DWORD dwFlags)
 {
-        m_sPrivateParam.dwFlags |= dwFlags;
+    m_sPrivateParam.dwFlags |= dwFlags;
 }
 
 CPWL_Color CPWL_Wnd::GetBackgroundColor() const
 {
-        return m_sPrivateParam.sBackgroundColor;
+    return m_sPrivateParam.sBackgroundColor;
 }
 
 void CPWL_Wnd::SetBackgroundColor(const CPWL_Color & color)
 {
-        m_sPrivateParam.sBackgroundColor = color;
+    m_sPrivateParam.sBackgroundColor = color;
 }
 
 void CPWL_Wnd::SetTextColor(const CPWL_Color & color)
 {
-        m_sPrivateParam.sTextColor = color;
+    m_sPrivateParam.sTextColor = color;
 }
 
 void CPWL_Wnd::SetTextStrokeColor(const CPWL_Color & color)
 {
-        m_sPrivateParam.sTextStrokeColor = color;
+    m_sPrivateParam.sTextStrokeColor = color;
 }
 
 CPWL_Color CPWL_Wnd::GetTextColor() const
 {
-        return m_sPrivateParam.sTextColor;
+    return m_sPrivateParam.sTextColor;
 }
 
 CPWL_Color CPWL_Wnd::GetTextStrokeColor() const
 {
-        return m_sPrivateParam.sTextStrokeColor;
+    return m_sPrivateParam.sTextStrokeColor;
 }
 
 int32_t CPWL_Wnd::GetBorderStyle() const
 {
-        return m_sPrivateParam.nBorderStyle;
+    return m_sPrivateParam.nBorderStyle;
 }
 
 void CPWL_Wnd::SetBorderStyle(int32_t nBorderStyle)
 {
-        if (HasFlag(PWS_BORDER))
-                m_sPrivateParam.nBorderStyle = nBorderStyle;
+    if (HasFlag(PWS_BORDER))
+        m_sPrivateParam.nBorderStyle = nBorderStyle;
 }
 
 int32_t CPWL_Wnd::GetBorderWidth() const
 {
-        if (HasFlag(PWS_BORDER))
-                return m_sPrivateParam.dwBorderWidth;
-
-        return 0;
+    if (HasFlag(PWS_BORDER))
+        return m_sPrivateParam.dwBorderWidth;
+
+    return 0;
 }
 
 int32_t CPWL_Wnd::GetInnerBorderWidth() const
 {
-        /*
-        switch (GetBorderStyle())
-        {
-        case PBS_BEVELED:
-        case PBS_INSET:
-                return GetBorderWidth() / 2;
-        }
-        */
-        return 0;
+    /*
+    switch (GetBorderStyle())
+    {
+    case PBS_BEVELED:
+    case PBS_INSET:
+        return GetBorderWidth() / 2;
+    }
+    */
+    return 0;
 }
 
 void CPWL_Wnd::SetBorderWidth(int32_t nBorderWidth)
 {
-        if (HasFlag(PWS_BORDER))
-                m_sPrivateParam.dwBorderWidth = nBorderWidth;
+    if (HasFlag(PWS_BORDER))
+        m_sPrivateParam.dwBorderWidth = nBorderWidth;
 }
 
 CPWL_Color CPWL_Wnd::GetBorderColor() const
 {
-        if (HasFlag(PWS_BORDER))
-                return m_sPrivateParam.sBorderColor;
-
-        return CPWL_Color();
+    if (HasFlag(PWS_BORDER))
+        return m_sPrivateParam.sBorderColor;
+
+    return CPWL_Color();
 }
 
 void CPWL_Wnd::SetBorderColor(const CPWL_Color & color)
 {
-        if (HasFlag(PWS_BORDER))
-                m_sPrivateParam.sBorderColor = color;
+    if (HasFlag(PWS_BORDER))
+        m_sPrivateParam.sBorderColor = color;
 }
 
 CPWL_Dash CPWL_Wnd::GetBorderDash() const
 {
-        return m_sPrivateParam.sDash;
+    return m_sPrivateParam.sDash;
 }
 
 void* CPWL_Wnd::GetAttachedData() const
 {
-        return m_sPrivateParam.pAttachedData;
+    return m_sPrivateParam.pAttachedData;
 }
 
 void CPWL_Wnd::SetBorderDash(const CPWL_Dash & sDash)
 {
-        if (HasFlag(PWS_BORDER))
-                m_sPrivateParam.sDash = sDash;
+    if (HasFlag(PWS_BORDER))
+        m_sPrivateParam.sDash = sDash;
 }
 
 CPWL_ScrollBar* CPWL_Wnd::GetVScrollBar() const
 {
-        if (HasFlag(PWS_VSCROLL))
-                return m_pVScrollBar;
-
-        return NULL;
+    if (HasFlag(PWS_VSCROLL))
+        return m_pVScrollBar;
+
+    return NULL;
 }
 
 void CPWL_Wnd::CreateScrollBar(const PWL_CREATEPARAM & cp)
 {
-        CreateVScrollBar(cp);
+    CreateVScrollBar(cp);
 }
 
 void CPWL_Wnd::CreateVScrollBar(const PWL_CREATEPARAM & cp)
 {
-        if (!m_pVScrollBar && HasFlag(PWS_VSCROLL))
-        {
-                PWL_CREATEPARAM scp = cp;
-
-                //flags
-                scp.dwFlags = PWS_CHILD| PWS_BACKGROUND | PWS_AUTOTRANSPARENT | PWS_NOREFRESHCLIP;
-
-                scp.pParentWnd = this;
-                scp.sBackgroundColor = PWL_DEFAULT_WHITECOLOR;
-                scp.eCursorType = FXCT_ARROW;
-                scp.nTransparency = PWL_SCROLLBAR_TRANSPARANCY;
-
-                if ((m_pVScrollBar = new CPWL_ScrollBar(SBT_VSCROLL)))
-                        m_pVScrollBar->Create(scp);
-        }
+    if (!m_pVScrollBar && HasFlag(PWS_VSCROLL))
+    {
+        PWL_CREATEPARAM scp = cp;
+
+        //flags
+        scp.dwFlags = PWS_CHILD| PWS_BACKGROUND | PWS_AUTOTRANSPARENT | PWS_NOREFRESHCLIP;
+
+        scp.pParentWnd = this;
+        scp.sBackgroundColor = PWL_DEFAULT_WHITECOLOR;
+        scp.eCursorType = FXCT_ARROW;
+        scp.nTransparency = PWL_SCROLLBAR_TRANSPARANCY;
+
+        if ((m_pVScrollBar = new CPWL_ScrollBar(SBT_VSCROLL)))
+            m_pVScrollBar->Create(scp);
+    }
 }
 
 void CPWL_Wnd::SetCapture()
 {
-        if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
-                pMsgCtrl->SetCapture(this);
+    if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
+        pMsgCtrl->SetCapture(this);
 }
 
 void CPWL_Wnd::ReleaseCapture()
 {
-        for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-                if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
-                        pChild->ReleaseCapture();
-
-        if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
-                pMsgCtrl->ReleaseCapture();
+    for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+        if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
+            pChild->ReleaseCapture();
+
+    if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
+        pMsgCtrl->ReleaseCapture();
 }
 
 void CPWL_Wnd::SetFocus()
 {
-        if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
-        {
-                if (!pMsgCtrl->IsMainCaptureKeyboard(this))
-                        pMsgCtrl->KillFocus();
-                pMsgCtrl->SetFocus(this);
-        }
+    if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
+    {
+        if (!pMsgCtrl->IsMainCaptureKeyboard(this))
+            pMsgCtrl->KillFocus();
+        pMsgCtrl->SetFocus(this);
+    }
 }
 
 void CPWL_Wnd::KillFocus()
 {
-        if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
-        {
-                if (pMsgCtrl->IsWndCaptureKeyboard(this))
-                        pMsgCtrl->KillFocus();
-        }
+    if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
+    {
+        if (pMsgCtrl->IsWndCaptureKeyboard(this))
+            pMsgCtrl->KillFocus();
+    }
 }
 
 void CPWL_Wnd::OnSetFocus()
 {
 }
 
 void CPWL_Wnd::OnKillFocus()
 {
 }
 
-FX_BOOL CPWL_Wnd::WndHitTest(const CPDF_Point & point) const
+FX_BOOL CPWL_Wnd::WndHitTest(const CPDF_Point & point) const
 {
-        return IsValid() && IsVisible() && GetWindowRect().Contains(point.x,point.y);
+    return IsValid() && IsVisible() && GetWindowRect().Contains(point.x,point.y);
 }
 
 FX_BOOL CPWL_Wnd::ClientHitTest(const CPDF_Point & point) const
 {
-        return IsValid() && IsVisible() && GetClientRect().Contains(point.x,point.y);
+    return IsValid() && IsVisible() && GetClientRect().Contains(point.x,point.y);
 }
 
-const CPWL_Wnd * CPWL_Wnd::GetRootWnd() const
+const CPWL_Wnd* CPWL_Wnd::GetRootWnd() const
 {
-        if (m_sPrivateParam.pParentWnd)
-                return m_sPrivateParam.pParentWnd->GetRootWnd();
-        else
-                return this;
+    if (m_sPrivateParam.pParentWnd)
+        return m_sPrivateParam.pParentWnd->GetRootWnd();
+
+    return this;
 }
 
 void CPWL_Wnd::SetVisible(FX_BOOL bVisible)
 {
-        if (IsValid())
-        {
-                for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-                {
-                        if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
-                        {
-                                pChild->SetVisible(bVisible);
-                        }
-                }
+    if (IsValid())
+    {
+        for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+        {
+            if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
+            {
+                pChild->SetVisible(bVisible);
+            }
+        }
 
-                if (bVisible != m_bVisible)
-                {
-                        m_bVisible = bVisible;
-                        RePosChildWnd();
-                        InvalidateRect();
-                }
-        }
+        if (bVisible != m_bVisible)
+        {
+            m_bVisible = bVisible;
+            RePosChildWnd();
+            InvalidateRect();
+        }
+    }
 }
 
 void CPWL_Wnd::SetClipRect(const CPDF_Rect & rect)
 {
-        m_rcClip = rect;
-        m_rcClip.Normalize();
+    m_rcClip = rect;
+    m_rcClip.Normalize();
 }
 
 CPDF_Rect CPWL_Wnd::GetClipRect() const
 {
-        return m_rcClip;
+    return m_rcClip;
 }
 
-FX_BOOL CPWL_Wnd::IsReadOnly() const
+FX_BOOL CPWL_Wnd::IsReadOnly() const
 {
-        return HasFlag(PWS_READONLY);
+    return HasFlag(PWS_READONLY);
 }
 
 void CPWL_Wnd::RePosChildWnd()
 {
-        CPDF_Rect rcContent = CPWL_Utils::DeflateRect(GetWindowRect(),(FX_FLOAT)(GetBorderWidth()+GetInnerBorderWidth()));
+    CPDF_Rect rcContent = CPWL_Utils::DeflateRect(GetWindowRect(),(FX_FLOAT)(GetBorderWidth()+GetInnerBorderWidth()));
 
-        CPWL_ScrollBar * pVSB = GetVScrollBar();
+    CPWL_ScrollBar * pVSB = GetVScrollBar();
 
-        CPDF_Rect rcVScroll = CPDF_Rect(rcContent.right - PWL_SCROLLBAR_WIDTH,
-                                                        rcContent.bottom,
-                                                        rcContent.right-1.0f,
-                                                        rcContent.top);
+    CPDF_Rect rcVScroll = CPDF_Rect(rcContent.right - PWL_SCROLLBAR_WIDTH,
+                            rcContent.bottom,
+                            rcContent.right-1.0f,
+                            rcContent.top);
 
-        if (pVSB) pVSB->Move(rcVScroll,TRUE,FALSE);
+    if (pVSB) pVSB->Move(rcVScroll,TRUE,FALSE);
 }
 
 void CPWL_Wnd::CreateChildWnd(const PWL_CREATEPARAM & cp)
 {
 }
 
 void CPWL_Wnd::SetCursor()
 {
-        if (IsValid())
-        {
-                if (IFX_SystemHandler* pSH = GetSystemHandler())
-                {
-                        int32_t nCursorType = GetCreationParam().eCursorType;
-                        pSH->SetCursor(nCursorType);
-                }
-        }
+    if (IsValid())
+    {
+        if (IFX_SystemHandler* pSH = GetSystemHandler())
+        {
+            int32_t nCursorType = GetCreationParam().eCursorType;
+            pSH->SetCursor(nCursorType);
+        }
+    }
 }
 
 void CPWL_Wnd::CreateMsgControl()
 {
-        if (!m_sPrivateParam.pMsgControl)
-                m_sPrivateParam.pMsgControl = new CPWL_MsgControl(this);
+    if (!m_sPrivateParam.pMsgControl)
+        m_sPrivateParam.pMsgControl = new CPWL_MsgControl(this);
 }
 
 void CPWL_Wnd::DestroyMsgControl()
 {
-        if (CPWL_MsgControl* pMsgControl = GetMsgControl())
-                if (pMsgControl->IsWndCreated(this))
-                        delete pMsgControl;
+    if (CPWL_MsgControl* pMsgControl = GetMsgControl())
+        if (pMsgControl->IsWndCreated(this))
+            delete pMsgControl;
 }
 
 CPWL_MsgControl* CPWL_Wnd::GetMsgControl() const
 {
-        return m_sPrivateParam.pMsgControl;
+    return m_sPrivateParam.pMsgControl;
 }
 
 FX_BOOL CPWL_Wnd::IsCaptureMouse() const
 {
-        return IsWndCaptureMouse(this);
+    return IsWndCaptureMouse(this);
 }
 
 FX_BOOL CPWL_Wnd::IsWndCaptureMouse(const CPWL_Wnd * pWnd) const
 {
-        if (CPWL_MsgControl * pCtrl = GetMsgControl())
-                return pCtrl->IsWndCaptureMouse(pWnd);
-
-        return FALSE;
+    if (CPWL_MsgControl * pCtrl = GetMsgControl())
+        return pCtrl->IsWndCaptureMouse(pWnd);
+
+    return FALSE;
 }
 
 FX_BOOL CPWL_Wnd::IsWndCaptureKeyboard(const CPWL_Wnd * pWnd) const
 {
-        if (CPWL_MsgControl * pCtrl = GetMsgControl())
-                return pCtrl->IsWndCaptureKeyboard(pWnd);
-
-        return FALSE;
+    if (CPWL_MsgControl * pCtrl = GetMsgControl())
+        return pCtrl->IsWndCaptureKeyboard(pWnd);
+
+    return FALSE;
 }
 
 FX_BOOL CPWL_Wnd::IsFocused() const
 {
-        if (CPWL_MsgControl * pCtrl = GetMsgControl())
-                return pCtrl->IsMainCaptureKeyboard(this);
-
-        return FALSE;
+    if (CPWL_MsgControl * pCtrl = GetMsgControl())
+        return pCtrl->IsMainCaptureKeyboard(this);
+
+    return FALSE;
 }
 
 CPDF_Rect CPWL_Wnd::GetFocusRect() const
 {
-        return CPWL_Utils::InflateRect(GetWindowRect(),1);
+    return CPWL_Utils::InflateRect(GetWindowRect(),1);
 }
 
 FX_FLOAT CPWL_Wnd::GetFontSize() const
 {
-        return m_sPrivateParam.fFontSize;
+    return m_sPrivateParam.fFontSize;
 }
 
 void CPWL_Wnd::SetFontSize(FX_FLOAT fFontSize)
 {
-        m_sPrivateParam.fFontSize = fFontSize;
+    m_sPrivateParam.fFontSize = fFontSize;
 }
 
 IFX_SystemHandler* CPWL_Wnd::GetSystemHandler() const
 {
-        return m_sPrivateParam.pSystemHandler;
+    return m_sPrivateParam.pSystemHandler;
 }
 
 IPWL_FocusHandler* CPWL_Wnd::GetFocusHandler() const
 {
-        return m_sPrivateParam.pFocusHandler;
+    return m_sPrivateParam.pFocusHandler;
 }
 
 IPWL_Provider* CPWL_Wnd::GetProvider() const
 {
-        return m_sPrivateParam.pProvider;
+    return m_sPrivateParam.pProvider;
 }
 
 IFX_Edit_FontMap* CPWL_Wnd::GetFontMap() const
 {
-        return m_sPrivateParam.pFontMap;
+    return m_sPrivateParam.pFontMap;
 }
 
 CPWL_Color CPWL_Wnd::GetBorderLeftTopColor(int32_t nBorderStyle) const
 {
-        CPWL_Color color;
-
-        switch (nBorderStyle)
-        {
-                case PBS_SOLID:
-                        break;
-                case PBS_DASH:
-                        break;
-                case PBS_BEVELED:
-                        color = CPWL_Color(COLORTYPE_GRAY,1);
-                        break;
-                case PBS_INSET:
-                        color = CPWL_Color(COLORTYPE_GRAY,0.5f);
-                        break;
-                case PBS_UNDERLINED:
-                        break;
-        }
-
-        return color;
+    CPWL_Color color;
+
+    switch (nBorderStyle)
+    {
+        case PBS_SOLID:
+            break;
+        case PBS_DASH:
+            break;
+        case PBS_BEVELED:
+            color = CPWL_Color(COLORTYPE_GRAY,1);
+            break;
+        case PBS_INSET:
+            color = CPWL_Color(COLORTYPE_GRAY,0.5f);
+            break;
+        case PBS_UNDERLINED:
+            break;
+    }
+
+    return color;
 }
 
 CPWL_Color CPWL_Wnd::GetBorderRightBottomColor(int32_t nBorderStyle) const
 {
-        CPWL_Color color;
-
-        switch (nBorderStyle)
-        {
-                case PBS_SOLID:
-                        break;
-                case PBS_DASH:
-                        break;
-                case PBS_BEVELED:
-                        color = CPWL_Utils::DevideColor(GetBackgroundColor(),2);
-                        break;
-                case PBS_INSET:
-                        color = CPWL_Color(COLORTYPE_GRAY,0.75f);
-                        break;
-                case PBS_UNDERLINED:
-                        break;
-        }
-
-        return color;
+    CPWL_Color color;
+
+    switch (nBorderStyle)
+    {
+        case PBS_SOLID:
+            break;
+        case PBS_DASH:
+            break;
+        case PBS_BEVELED:
+            color = CPWL_Utils::DevideColor(GetBackgroundColor(),2);
+            break;
+        case PBS_INSET:
+            color = CPWL_Color(COLORTYPE_GRAY,0.75f);
+            break;
+        case PBS_UNDERLINED:
+            break;
+    }
+
+    return color;
 }
 
 /* ----------------------------------------------------------------- */
 
 int32_t CPWL_Wnd::GetTransparency()
 {
-        return m_sPrivateParam.nTransparency;
+    return m_sPrivateParam.nTransparency;
 }
 
 void CPWL_Wnd::SetTransparency(int32_t nTransparency)
 {
-        for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-        {
-                if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
-                {
-                        pChild->SetTransparency(nTransparency);
-                }
-        }
-
-        m_sPrivateParam.nTransparency = nTransparency;
-}
-
-CPDF_Matrix     CPWL_Wnd::GetWindowMatrix() const
-{
-        CPDF_Matrix mt = GetChildToRoot();
-
-        if (IPWL_Provider* pProvider = GetProvider())
-        {
-                mt.Concat(pProvider->GetWindowMatrix(GetAttachedData()));
-                return mt;
-        }
-
-        return mt;
+    for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+    {
+        if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
+        {
+            pChild->SetTransparency(nTransparency);
+        }
+    }
+
+    m_sPrivateParam.nTransparency = nTransparency;
+}
+
+CPDF_Matrix CPWL_Wnd::GetWindowMatrix() const
+{
+    CPDF_Matrix mt = GetChildToRoot();
+
+    if (IPWL_Provider* pProvider = GetProvider())
+    {
+        mt.Concat(pProvider->GetWindowMatrix(GetAttachedData()));
+        return mt;
+    }
+
+    return mt;
 }
 
 void CPWL_Wnd::PWLtoWnd(const CPDF_Point& point, int32_t& x, int32_t& y) const
 {
-        CPDF_Matrix mt = GetWindowMatrix();
-        CPDF_Point pt = point;
-        mt.Transform(pt.x,pt.y);
-        x = (int32_t)(pt.x+0.5);
-        y = (int32_t)(pt.y+0.5);
+    CPDF_Matrix mt = GetWindowMatrix();
+    CPDF_Point pt = point;
+    mt.Transform(pt.x,pt.y);
+    x = (int32_t)(pt.x+0.5);
+    y = (int32_t)(pt.y+0.5);
 }
 
 FX_RECT CPWL_Wnd::PWLtoWnd(const CPDF_Rect & rect) const
 {
-        CPDF_Rect rcTemp = rect;
-        CPDF_Matrix mt = GetWindowMatrix();
-        mt.TransformRect(rcTemp);
-        return FX_RECT((int32_t)(rcTemp.left+0.5), (int32_t)(rcTemp.bottom+0.5), (int32_t)(rcTemp.right+0.5), (int32_t)(rcTemp.top+0.5));
+    CPDF_Rect rcTemp = rect;
+    CPDF_Matrix mt = GetWindowMatrix();
+    mt.TransformRect(rcTemp);
+    return FX_RECT((int32_t)(rcTemp.left+0.5), (int32_t)(rcTemp.bottom+0.5), (int32_t)(rcTemp.right+0.5), (int32_t)(rcTemp.top+0.5));
 }
 
 FX_HWND CPWL_Wnd::GetAttachedHWnd() const
 {
-        return m_sPrivateParam.hAttachedWnd;
+    return m_sPrivateParam.hAttachedWnd;
 }
 
 CPDF_Point CPWL_Wnd::ChildToParent(const CPDF_Point& point) const
 {
-        CPDF_Matrix mt = GetChildMatrix();
-        if (mt.IsIdentity())
-                return point;
-        else
-        {
-                CPDF_Point pt = point;
-                mt.Transform(pt.x,pt.y);
-                return pt;
-        }
+    CPDF_Matrix mt = GetChildMatrix();
+    if (mt.IsIdentity())
+        return point;
+
+    CPDF_Point pt = point;
+    mt.Transform(pt.x,pt.y);
+    return pt;
 }
 
 CPDF_Rect CPWL_Wnd::ChildToParent(const CPDF_Rect& rect) const
 {
-        CPDF_Matrix mt = GetChildMatrix();
-        if (mt.IsIdentity())
-                return rect;
-        else
-        {
-                CPDF_Rect rc = rect;
-                mt.TransformRect(rc);
-                return rc;
-        }
+    CPDF_Matrix mt = GetChildMatrix();
+    if (mt.IsIdentity())
+        return rect;
+
+    CPDF_Rect rc = rect;
+    mt.TransformRect(rc);
+    return rc;
 }
 
 CPDF_Point CPWL_Wnd::ParentToChild(const CPDF_Point& point) const
 {
-        CPDF_Matrix mt = GetChildMatrix();
-        if (mt.IsIdentity())
-                return point;
-        else
-        {
-                mt.SetReverse(mt);
-                CPDF_Point pt = point;
-                mt.Transform(pt.x,pt.y);
-                return pt;
-        }
+    CPDF_Matrix mt = GetChildMatrix();
+    if (mt.IsIdentity())
+        return point;
+
+    mt.SetReverse(mt);
+    CPDF_Point pt = point;
+    mt.Transform(pt.x,pt.y);
+    return pt;
 }
 
 CPDF_Rect CPWL_Wnd::ParentToChild(const CPDF_Rect& rect) const
 {
-        CPDF_Matrix mt = GetChildMatrix();
-        if (mt.IsIdentity())
-                return rect;
-        else
-        {
-                mt.SetReverse(mt);
-                CPDF_Rect rc = rect;
-                mt.TransformRect(rc);
-                return rc;
-        }
+    CPDF_Matrix mt = GetChildMatrix();
+    if (mt.IsIdentity())
+        return rect;
+
+    mt.SetReverse(mt);
+    CPDF_Rect rc = rect;
+    mt.TransformRect(rc);
+    return rc;
 }
 
 CPDF_Matrix CPWL_Wnd::GetChildToRoot() const
 {
-        CPDF_Matrix mt(1,0,0,1,0,0);
-
-        if (HasFlag(PWS_CHILD))
-        {
-                const CPWL_Wnd* pParent = this;
-                while (pParent)
-                {
-                        mt.Concat(pParent->GetChildMatrix());
-                        pParent = pParent->GetParentWindow();
-                }
-        }
-
-        return mt;
+    CPDF_Matrix mt(1, 0, 0, 1, 0, 0);
+    if (HasFlag(PWS_CHILD))
+    {
+        const CPWL_Wnd* pParent = this;
+        while (pParent)
+        {
+            mt.Concat(pParent->GetChildMatrix());
+            pParent = pParent->GetParentWindow();
+        }
+    }
+    return mt;
 }
 
 CPDF_Matrix CPWL_Wnd::GetChildMatrix() const
 {
-        if (HasFlag(PWS_CHILD))
-                return m_sPrivateParam.mtChild;
-
-        return CPDF_Matrix(1,0,0,1,0,0);
+    if (HasFlag(PWS_CHILD))
+        return m_sPrivateParam.mtChild;
+
+    return CPDF_Matrix(1,0,0,1,0,0);
 }
 
 void CPWL_Wnd::SetChildMatrix(const CPDF_Matrix& mt)
 {
-        m_sPrivateParam.mtChild = mt;
-}
-
-const CPWL_Wnd* CPWL_Wnd::GetFocused() const
-{
-        if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
-        {
-                return pMsgCtrl->m_pMainKeyboardWnd;
-        }
-
-        return NULL;
+    m_sPrivateParam.mtChild = mt;
+}
+
+const CPWL_Wnd* CPWL_Wnd::GetFocused() const
+{
+    if (CPWL_MsgControl * pMsgCtrl = GetMsgControl())
+    {
+        return pMsgCtrl->m_pMainKeyboardWnd;
+    }
+
+    return NULL;
 }
 
 void CPWL_Wnd::EnableWindow(FX_BOOL bEnable)
 {
-        if (m_bEnabled != bEnable)
-        {
-                for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
-                {
-                        if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
-                        {
-                                pChild->EnableWindow(bEnable);
-                        }
-                }
-
-                m_bEnabled = bEnable;
-
-                if (bEnable)
-                        OnEnabled();
-                else
-                        OnDisabled();
-        }
+    if (m_bEnabled != bEnable)
+    {
+        for (int32_t i=0,sz=m_aChildren.GetSize(); i<sz; i++)
+        {
+            if (CPWL_Wnd* pChild = m_aChildren.GetAt(i))
+            {
+                pChild->EnableWindow(bEnable);
+            }
+        }
+
+        m_bEnabled = bEnable;
+
+        if (bEnable)
+            OnEnabled();
+        else
+            OnDisabled();
+    }
 }
 
 FX_BOOL CPWL_Wnd::IsEnabled()
 {
-        return m_bEnabled;
+    return m_bEnabled;
 }
 
 void CPWL_Wnd::OnEnabled()
 {
 }
 
 void CPWL_Wnd::OnDisabled()
 {
 }
 
 FX_BOOL CPWL_Wnd::IsCTRLpressed(FX_DWORD nFlag) const
 {
-        if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
-        {
-                return pSystemHandler->IsCTRLKeyDown(nFlag);
-        }
+    if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
+    {
+        return pSystemHandler->IsCTRLKeyDown(nFlag);
+    }
 
-        return FALSE;
+    return FALSE;
 }
 
-FX_BOOL CPWL_Wnd::IsSHIFTpressed(FX_DWORD nFlag) const
+FX_BOOL CPWL_Wnd::IsSHIFTpressed(FX_DWORD nFlag) const
 {
-        if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
-        {
-                return pSystemHandler->IsSHIFTKeyDown(nFlag);
-        }
+    if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
+    {
+        return pSystemHandler->IsSHIFTKeyDown(nFlag);
+    }
 
-        return FALSE;
+    return FALSE;
 }
 
-FX_BOOL CPWL_Wnd::IsALTpressed(FX_DWORD nFlag) const
+FX_BOOL CPWL_Wnd::IsALTpressed(FX_DWORD nFlag) const
 {
-        if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
-        {
-                return pSystemHandler->IsALTKeyDown(nFlag);
-        }
+    if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
+    {
+        return pSystemHandler->IsALTKeyDown(nFlag);
+    }
 
-        return FALSE;
+    return FALSE;
 }
 
-FX_BOOL CPWL_Wnd::IsINSERTpressed(FX_DWORD nFlag) const
+FX_BOOL CPWL_Wnd::IsINSERTpressed(FX_DWORD nFlag) const
 {
-        if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
-        {
-                return pSystemHandler->IsINSERTKeyDown(nFlag);
-        }
+    if (IFX_SystemHandler* pSystemHandler = GetSystemHandler())
+    {
+        return pSystemHandler->IsINSERTKeyDown(nFlag);
+    }
 
-        return FALSE;
+    return FALSE;
 }
-