clang-format all code

fpdfsdk/src/formfiller/FFL_ComboBox.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/formfiller/FormFiller.h"
 #include "../../include/formfiller/FFL_FormFiller.h"
 #include "../../include/formfiller/FFL_IFormFiller.h"
 #include "../../include/formfiller/FFL_CBA_Fontmap.h"
 #include "../../include/formfiller/FFL_ComboBox.h"
 
-
-/* ------------------------------- CFFL_ComboBox ------------------------------- */
-
-CFFL_ComboBox::CFFL_ComboBox(CPDFDoc_Environment* pApp, CPDFSDK_Annot* pAnnot) :
-        CFFL_FormFiller(pApp, pAnnot), m_pFontMap( NULL )
-{
-        //m_pFontMap = new CBA_FontMap( pAnnot, GetSystemHandler() );
-        m_State.nIndex = 0;
-        m_State.nStart = 0;
-        m_State.nEnd   = 0;
-}
-
-CFFL_ComboBox::~CFFL_ComboBox()
-{
-        if (m_pFontMap)
-        {
-                delete m_pFontMap;
-                m_pFontMap = NULL;
-        }
-
-//      for (int i=0,sz=m_IMBox.GetSize(); i<sz; i++)
-//      {
-//              delete m_IMBox.GetAt(i);
-//      }
-// 
-//      m_IMBox.RemoveAll();
-}
-
-PWL_CREATEPARAM CFFL_ComboBox::GetCreateParam()
-{
-        PWL_CREATEPARAM cp = CFFL_FormFiller::GetCreateParam();
-
-        ASSERT(m_pWidget != NULL);
-
-        int nFlags = m_pWidget->GetFieldFlags();
-        
-        if (nFlags & FIELDFLAG_EDIT)
-        {               
-                cp.dwFlags |= PCBS_ALLOWCUSTOMTEXT;
-        }
-
-        /*
-        if (nFlags & FIELDFLAG_COMMITONSELCHANGE)
-        {               
-                m_bCommitOnSelectChange = TRUE;
-        }
-        */
-
-        if (!m_pFontMap)
-        {
-                ASSERT(this->m_pApp != NULL);
-                m_pFontMap = new CBA_FontMap(m_pWidget, GetSystemHandler());
-                m_pFontMap->Initial();
-        }
-
-        cp.pFontMap = m_pFontMap;
-        cp.pFocusHandler = this;
-
-        return cp;
-}
-
-CPWL_Wnd* CFFL_ComboBox::NewPDFWindow(const PWL_CREATEPARAM& cp, CPDFSDK_PageView* pPageView)
-{
-        CPWL_ComboBox * pWnd = new CPWL_ComboBox();
-        pWnd->AttachFFLData(this);
-        pWnd->Create(cp);
-
-        ASSERT(m_pApp != NULL);
-        CFFL_IFormFiller* pFormFiller = m_pApp->GetIFormFiller();
-        pWnd->SetFillerNotify(pFormFiller);
-
-        ASSERT(m_pWidget != NULL);
-        FX_INT32 nCurSel = m_pWidget->GetSelectedIndex(0);
-        
-        CFX_WideString swText;
-        
-        if (nCurSel < 0)
-                swText = m_pWidget->GetValue();
-        else
-                swText = m_pWidget->GetOptionLabel(nCurSel);
-        
-        for (FX_INT32 i=0,sz=m_pWidget->CountOptions(); i<sz; i++)
-        {
-                pWnd->AddString(m_pWidget->GetOptionLabel(i));                  
-        }
-        
-        pWnd->SetSelect(nCurSel);
-        pWnd->SetText(swText);
-        
-        return pWnd;
-}
-
-
-FX_BOOL CFFL_ComboBox::OnChar(CPDFSDK_Annot* pAnnot, FX_UINT nChar, FX_UINT nFlags)
-{
-        return CFFL_FormFiller::OnChar(pAnnot, nChar, nFlags);
-}
-
-FX_BOOL CFFL_ComboBox::IsDataChanged(CPDFSDK_PageView* pPageView)
-{
-        if (CPWL_ComboBox * pWnd = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE))
-        {
-                FX_INT32 nCurSel = pWnd->GetSelect();
-
-                ASSERT(m_pWidget != NULL);
-
-                if (m_pWidget->GetFieldFlags() & FIELDFLAG_EDIT)
-                {
-                        if (nCurSel >= 0)
-                        {
-                                return nCurSel != m_pWidget->GetSelectedIndex(0);
-                        }
-                        else
-                        {
-                                return pWnd->GetText() != m_pWidget->GetValue();
-                        }
-                }
-                else
-                {
-                        return nCurSel != m_pWidget->GetSelectedIndex(0);
-                }
-        }
-        
-        return FALSE;
-}
-
-void CFFL_ComboBox::SaveData(CPDFSDK_PageView* pPageView)
-{
-        ASSERT(m_pWidget != NULL);
-
-        if (CPWL_ComboBox* pWnd = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE))
-        {
-                CFX_WideString swText = pWnd->GetText();
-                FX_INT32 nCurSel = pWnd->GetSelect();
-
-                //mantis:0004157
-                FX_BOOL bSetValue = TRUE;
-
-                if (m_pWidget->GetFieldFlags() & FIELDFLAG_EDIT)
-                {
-                        if (nCurSel >= 0)
-                        {
-                                if (swText != m_pWidget->GetOptionLabel(nCurSel))
-                                        bSetValue = TRUE;
-                                else
-                                        bSetValue = FALSE;
-                        }
-                        else
-                                bSetValue = TRUE;
-                }
-                else
-                        bSetValue = FALSE;
-
-                CFX_WideString sOldValue;
-                
-
-                if (bSetValue)
-                {
-                        sOldValue = m_pWidget->GetValue();
-                        m_pWidget->SetValue(swText, FALSE);
-                }
-                else
-                {
-                        m_pWidget->GetSelectedIndex(0);
-                        m_pWidget->SetOptionSelection(nCurSel, TRUE, FALSE);
-                }
-
-                m_pWidget->ResetFieldAppearance(TRUE);
-                m_pWidget->UpdateField();
-                SetChangeMark();
-
-                m_pWidget->GetPDFPage();
-                
-
-        }
-}
-
- void CFFL_ComboBox::GetActionData( CPDFSDK_PageView* pPageView, CPDF_AAction::AActionType type, PDFSDK_FieldAction& fa)
-{
-        switch (type)
-        {
-        case CPDF_AAction::KeyStroke:
-                if (CPWL_ComboBox* pComboBox = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE))
-                {
-                        if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox)
-                        {
-                                fa.bFieldFull = pEdit->IsTextFull();    
-                                int nSelStart = 0;
-                                int nSelEnd = 0;
-                                pEdit->GetSel(nSelStart, nSelEnd);
-                                fa.nSelEnd = nSelEnd;
-                                fa.nSelStart = nSelStart;
-                                fa.sValue = pEdit->GetText();
-                                fa.sChangeEx = GetSelectExportText();
-
-                                if (fa.bFieldFull)
-                                {
-                                        fa.sChange = L"";
-                                        fa.sChangeEx = L"";
-                                }
-                        }
-                }
-                break;
-        case CPDF_AAction::Validate:
-                if (CPWL_ComboBox* pComboBox = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE))
-                {
-                        if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox)
-                        {
-                                fa.sValue = pEdit->GetText();
-                        }
-                }
-                break;
-        case CPDF_AAction::LoseFocus:
-        case CPDF_AAction::GetFocus:
-                ASSERT(m_pWidget != NULL);
-                fa.sValue = m_pWidget->GetValue();
-                break;
-        default:
-                break;
-        }
-}
-
-
-
-void CFFL_ComboBox::SetActionData(CPDFSDK_PageView* pPageView, CPDF_AAction::AActionType type, 
-                                                                        const PDFSDK_FieldAction& fa)
-{
-        switch (type)
-        {
-        case CPDF_AAction::KeyStroke:
-                if (CPWL_ComboBox* pComboBox = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE))
-                {
-                        if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox)
-                        {
-                                pEdit->SetSel(fa.nSelStart, fa.nSelEnd);
-                                pEdit->ReplaceSel(fa.sChange);
-                        }
-                }
-                break;
-        default:
-                break;
-        }
-}
-
-FX_BOOL CFFL_ComboBox::IsActionDataChanged(CPDF_AAction::AActionType type, const PDFSDK_FieldAction& faOld, 
-                                                                        const PDFSDK_FieldAction& faNew)
-{
-        switch (type)
-        {
-        case CPDF_AAction::KeyStroke:
-                return (!faOld.bFieldFull && faOld.nSelEnd != faNew.nSelEnd) || faOld.nSelStart != faNew.nSelStart ||
-                        faOld.sChange != faNew.sChange;
-        default:
-                break;
-        }
-
-        return FALSE;
-}
-
-void CFFL_ComboBox::SaveState(CPDFSDK_PageView* pPageView)
-{
-        ASSERT(pPageView != NULL);
-
-        if (CPWL_ComboBox* pComboBox = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE))
-        {
-                m_State.nIndex = pComboBox->GetSelect();
-
-                if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox)
-                {
-                        pEdit->GetSel(m_State.nStart, m_State.nEnd);
-                        m_State.sValue = pEdit->GetText();
-                }
-        }
-}
-
-void CFFL_ComboBox::RestoreState(CPDFSDK_PageView* pPageView)
-{
-        ASSERT(pPageView != NULL);
-
-        if (CPWL_ComboBox* pComboBox = (CPWL_ComboBox*)GetPDFWindow(pPageView, TRUE))
-        {
-                if (m_State.nIndex >= 0)
-                        pComboBox->SetSelect(m_State.nIndex);
-                else
-                {
-                        if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox)
-                        {
-                                pEdit->SetText(m_State.sValue);
-                                pEdit->SetSel(m_State.nStart, m_State.nEnd);
-                        }
-                }
-        }
-}
-
-CPWL_Wnd* CFFL_ComboBox::ResetPDFWindow(CPDFSDK_PageView* pPageView, FX_BOOL bRestoreValue)
-{
-        if (bRestoreValue)
-                SaveState(pPageView);
-        
-        DestroyPDFWindow(pPageView);
-        
-        CPWL_Wnd* pRet = NULL;
-        
-        if (bRestoreValue)
-        {
-                RestoreState(pPageView);
-                pRet = this->GetPDFWindow(pPageView, FALSE);
-        }
-        else
-                pRet = this->GetPDFWindow(pPageView, TRUE);
-        
-        m_pWidget->UpdateField();
-        
-        return pRet;
-}
-
-void CFFL_ComboBox::OnKeyStroke(FX_BOOL bKeyDown, FX_UINT nFlag)
-{
-        ASSERT(m_pWidget != NULL);
-        
-        int nFlags = m_pWidget->GetFieldFlags();
-        
-        if (nFlags & FIELDFLAG_COMMITONSELCHANGE)
-        {
-                if (m_bValid)
-                {
-                        CPDFSDK_PageView* pPageView = this->GetCurPageView();
-                        ASSERT(pPageView != NULL);
-
-                        if (CommitData(pPageView, nFlag))
-                        {
-                                DestroyPDFWindow(pPageView);
-                                m_bValid = FALSE;
-                        }
-                }
-        }
-}
-
-void CFFL_ComboBox::OnSetFocus(CPWL_Wnd* pWnd)
-{
-        ASSERT(m_pApp != NULL);
-
-        ASSERT(pWnd != NULL);
-
-        if (pWnd->GetClassName() == PWL_CLASSNAME_EDIT)
-        {
-                CPWL_Edit* pEdit = (CPWL_Edit*)pWnd;
-                pEdit->SetCharSet(134);
-                pEdit->SetCodePage(936);
-
-                pEdit->SetReadyToInput();
-                CFX_WideString wsText = pEdit->GetText();
-                int nCharacters = wsText.GetLength();
-                CFX_ByteString bsUTFText = wsText.UTF16LE_Encode();
-                unsigned short* pBuffer = (unsigned short*)(FX_LPCSTR)bsUTFText;
-                m_pApp->FFI_OnSetFieldInputFocus(m_pWidget->GetFormField(), pBuffer, nCharacters, TRUE);
-
-                pEdit->SetEditNotify(this);
-        }
-}
-
-void CFFL_ComboBox::OnKillFocus(CPWL_Wnd* pWnd)
-{
-        ASSERT(m_pApp != NULL);
-}
-
-FX_BOOL CFFL_ComboBox::CanCopy(CPDFSDK_Document* pDocument)
-{
-        ASSERT(pDocument != NULL);
-
-        return FALSE;
-}
-
-FX_BOOL CFFL_ComboBox::CanCut(CPDFSDK_Document* pDocument)
-{
-        ASSERT(pDocument != NULL);
-
-        return FALSE;
-}
-
-FX_BOOL CFFL_ComboBox::CanPaste(CPDFSDK_Document* pDocument)
-{
-        ASSERT(pDocument != NULL);
-
-        return FALSE;
-}
-
-void CFFL_ComboBox::DoCopy(CPDFSDK_Document* pDocument)
-{
-        ASSERT(pDocument != NULL);
-}
-
-void CFFL_ComboBox::DoCut(CPDFSDK_Document* pDocument)
-{
-        ASSERT(pDocument != NULL);
-}
-
-void CFFL_ComboBox::DoPaste(CPDFSDK_Document* pDocument)
-{
-        ASSERT(pDocument != NULL);
-}
-
-void CFFL_ComboBox::OnAddUndo(CPWL_Edit* pEdit)
-{
-        ASSERT(pEdit != NULL);
-}
-
-CFX_WideString CFFL_ComboBox::GetSelectExportText()
-{
-        CFX_WideString swRet;
-        
-        int nExport = -1;
-        CPDFSDK_PageView *pPageView = GetCurPageView();
-        if (CPWL_ComboBox * pComboBox = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE))
-        {
-                nExport = pComboBox->GetSelect();
-        }
-        
-        if (nExport >= 0)
-        {
-                if (CPDF_FormField * pFormField = m_pWidget->GetFormField())
-                {
-                        swRet = pFormField->GetOptionValue(nExport);
-                        if (swRet.IsEmpty())
-                                swRet = pFormField->GetOptionLabel(nExport);
-                }
-        }
-        
-        return swRet;
-}
+/* ------------------------------- CFFL_ComboBox -------------------------------
+ */
+
+CFFL_ComboBox::CFFL_ComboBox(CPDFDoc_Environment* pApp, CPDFSDK_Annot* pAnnot)
+    : CFFL_FormFiller(pApp, pAnnot), m_pFontMap(NULL) {
+  // m_pFontMap = new CBA_FontMap( pAnnot, GetSystemHandler() );
+  m_State.nIndex = 0;
+  m_State.nStart = 0;
+  m_State.nEnd = 0;
+}
+
+CFFL_ComboBox::~CFFL_ComboBox() {
+  if (m_pFontMap) {
+    delete m_pFontMap;
+    m_pFontMap = NULL;
+  }
+
+  //    for (int i=0,sz=m_IMBox.GetSize(); i<sz; i++)
+  //    {
+  //            delete m_IMBox.GetAt(i);
+  //    }
+  //
+  //    m_IMBox.RemoveAll();
+}
+
+PWL_CREATEPARAM CFFL_ComboBox::GetCreateParam() {
+  PWL_CREATEPARAM cp = CFFL_FormFiller::GetCreateParam();
+
+  ASSERT(m_pWidget != NULL);
+
+  int nFlags = m_pWidget->GetFieldFlags();
+
+  if (nFlags & FIELDFLAG_EDIT) {
+    cp.dwFlags |= PCBS_ALLOWCUSTOMTEXT;
+  }
+
+  /*
+  if (nFlags & FIELDFLAG_COMMITONSELCHANGE)
+  {
+          m_bCommitOnSelectChange = TRUE;
+  }
+  */
+
+  if (!m_pFontMap) {
+    ASSERT(this->m_pApp != NULL);
+    m_pFontMap = new CBA_FontMap(m_pWidget, GetSystemHandler());
+    m_pFontMap->Initial();
+  }
+
+  cp.pFontMap = m_pFontMap;
+  cp.pFocusHandler = this;
+
+  return cp;
+}
+
+CPWL_Wnd* CFFL_ComboBox::NewPDFWindow(const PWL_CREATEPARAM& cp,
+                                      CPDFSDK_PageView* pPageView) {
+  CPWL_ComboBox* pWnd = new CPWL_ComboBox();
+  pWnd->AttachFFLData(this);
+  pWnd->Create(cp);
+
+  ASSERT(m_pApp != NULL);
+  CFFL_IFormFiller* pFormFiller = m_pApp->GetIFormFiller();
+  pWnd->SetFillerNotify(pFormFiller);
+
+  ASSERT(m_pWidget != NULL);
+  FX_INT32 nCurSel = m_pWidget->GetSelectedIndex(0);
+
+  CFX_WideString swText;
+
+  if (nCurSel < 0)
+    swText = m_pWidget->GetValue();
+  else
+    swText = m_pWidget->GetOptionLabel(nCurSel);
+
+  for (FX_INT32 i = 0, sz = m_pWidget->CountOptions(); i < sz; i++) {
+    pWnd->AddString(m_pWidget->GetOptionLabel(i));
+  }
+
+  pWnd->SetSelect(nCurSel);
+  pWnd->SetText(swText);
+
+  return pWnd;
+}
+
+FX_BOOL CFFL_ComboBox::OnChar(CPDFSDK_Annot* pAnnot,
+                              FX_UINT nChar,
+                              FX_UINT nFlags) {
+  return CFFL_FormFiller::OnChar(pAnnot, nChar, nFlags);
+}
+
+FX_BOOL CFFL_ComboBox::IsDataChanged(CPDFSDK_PageView* pPageView) {
+  if (CPWL_ComboBox* pWnd = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) {
+    FX_INT32 nCurSel = pWnd->GetSelect();
+
+    ASSERT(m_pWidget != NULL);
+
+    if (m_pWidget->GetFieldFlags() & FIELDFLAG_EDIT) {
+      if (nCurSel >= 0) {
+        return nCurSel != m_pWidget->GetSelectedIndex(0);
+      } else {
+        return pWnd->GetText() != m_pWidget->GetValue();
+      }
+    } else {
+      return nCurSel != m_pWidget->GetSelectedIndex(0);
+    }
+  }
+
+  return FALSE;
+}
+
+void CFFL_ComboBox::SaveData(CPDFSDK_PageView* pPageView) {
+  ASSERT(m_pWidget != NULL);
+
+  if (CPWL_ComboBox* pWnd = (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) {
+    CFX_WideString swText = pWnd->GetText();
+    FX_INT32 nCurSel = pWnd->GetSelect();
+
+    // mantis:0004157
+    FX_BOOL bSetValue = TRUE;
+
+    if (m_pWidget->GetFieldFlags() & FIELDFLAG_EDIT) {
+      if (nCurSel >= 0) {
+        if (swText != m_pWidget->GetOptionLabel(nCurSel))
+          bSetValue = TRUE;
+        else
+          bSetValue = FALSE;
+      } else
+        bSetValue = TRUE;
+    } else
+      bSetValue = FALSE;
+
+    CFX_WideString sOldValue;
+
+    if (bSetValue) {
+      sOldValue = m_pWidget->GetValue();
+      m_pWidget->SetValue(swText, FALSE);
+    } else {
+      m_pWidget->GetSelectedIndex(0);
+      m_pWidget->SetOptionSelection(nCurSel, TRUE, FALSE);
+    }
+
+    m_pWidget->ResetFieldAppearance(TRUE);
+    m_pWidget->UpdateField();
+    SetChangeMark();
+
+    m_pWidget->GetPDFPage();
+  }
+}
+
+void CFFL_ComboBox::GetActionData(CPDFSDK_PageView* pPageView,
+                                  CPDF_AAction::AActionType type,
+                                  PDFSDK_FieldAction& fa) {
+  switch (type) {
+    case CPDF_AAction::KeyStroke:
+      if (CPWL_ComboBox* pComboBox =
+              (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) {
+        if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox) {
+          fa.bFieldFull = pEdit->IsTextFull();
+          int nSelStart = 0;
+          int nSelEnd = 0;
+          pEdit->GetSel(nSelStart, nSelEnd);
+          fa.nSelEnd = nSelEnd;
+          fa.nSelStart = nSelStart;
+          fa.sValue = pEdit->GetText();
+          fa.sChangeEx = GetSelectExportText();
+
+          if (fa.bFieldFull) {
+            fa.sChange = L"";
+            fa.sChangeEx = L"";
+          }
+        }
+      }
+      break;
+    case CPDF_AAction::Validate:
+      if (CPWL_ComboBox* pComboBox =
+              (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) {
+        if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox) {
+          fa.sValue = pEdit->GetText();
+        }
+      }
+      break;
+    case CPDF_AAction::LoseFocus:
+    case CPDF_AAction::GetFocus:
+      ASSERT(m_pWidget != NULL);
+      fa.sValue = m_pWidget->GetValue();
+      break;
+    default:
+      break;
+  }
+}
+
+void CFFL_ComboBox::SetActionData(CPDFSDK_PageView* pPageView,
+                                  CPDF_AAction::AActionType type,
+                                  const PDFSDK_FieldAction& fa) {
+  switch (type) {
+    case CPDF_AAction::KeyStroke:
+      if (CPWL_ComboBox* pComboBox =
+              (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) {
+        if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox) {
+          pEdit->SetSel(fa.nSelStart, fa.nSelEnd);
+          pEdit->ReplaceSel(fa.sChange);
+        }
+      }
+      break;
+    default:
+      break;
+  }
+}
+
+FX_BOOL CFFL_ComboBox::IsActionDataChanged(CPDF_AAction::AActionType type,
+                                           const PDFSDK_FieldAction& faOld,
+                                           const PDFSDK_FieldAction& faNew) {
+  switch (type) {
+    case CPDF_AAction::KeyStroke:
+      return (!faOld.bFieldFull && faOld.nSelEnd != faNew.nSelEnd) ||
+             faOld.nSelStart != faNew.nSelStart ||
+             faOld.sChange != faNew.sChange;
+    default:
+      break;
+  }
+
+  return FALSE;
+}
+
+void CFFL_ComboBox::SaveState(CPDFSDK_PageView* pPageView) {
+  ASSERT(pPageView != NULL);
+
+  if (CPWL_ComboBox* pComboBox =
+          (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) {
+    m_State.nIndex = pComboBox->GetSelect();
+
+    if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox) {
+      pEdit->GetSel(m_State.nStart, m_State.nEnd);
+      m_State.sValue = pEdit->GetText();
+    }
+  }
+}
+
+void CFFL_ComboBox::RestoreState(CPDFSDK_PageView* pPageView) {
+  ASSERT(pPageView != NULL);
+
+  if (CPWL_ComboBox* pComboBox =
+          (CPWL_ComboBox*)GetPDFWindow(pPageView, TRUE)) {
+    if (m_State.nIndex >= 0)
+      pComboBox->SetSelect(m_State.nIndex);
+    else {
+      if (CPWL_Edit* pEdit = (CPWL_Edit*)*pComboBox) {
+        pEdit->SetText(m_State.sValue);
+        pEdit->SetSel(m_State.nStart, m_State.nEnd);
+      }
+    }
+  }
+}
+
+CPWL_Wnd* CFFL_ComboBox::ResetPDFWindow(CPDFSDK_PageView* pPageView,
+                                        FX_BOOL bRestoreValue) {
+  if (bRestoreValue)
+    SaveState(pPageView);
+
+  DestroyPDFWindow(pPageView);
+
+  CPWL_Wnd* pRet = NULL;
+
+  if (bRestoreValue) {
+    RestoreState(pPageView);
+    pRet = this->GetPDFWindow(pPageView, FALSE);
+  } else
+    pRet = this->GetPDFWindow(pPageView, TRUE);
+
+  m_pWidget->UpdateField();
+
+  return pRet;
+}
+
+void CFFL_ComboBox::OnKeyStroke(FX_BOOL bKeyDown, FX_UINT nFlag) {
+  ASSERT(m_pWidget != NULL);
+
+  int nFlags = m_pWidget->GetFieldFlags();
+
+  if (nFlags & FIELDFLAG_COMMITONSELCHANGE) {
+    if (m_bValid) {
+      CPDFSDK_PageView* pPageView = this->GetCurPageView();
+      ASSERT(pPageView != NULL);
+
+      if (CommitData(pPageView, nFlag)) {
+        DestroyPDFWindow(pPageView);
+        m_bValid = FALSE;
+      }
+    }
+  }
+}
+
+void CFFL_ComboBox::OnSetFocus(CPWL_Wnd* pWnd) {
+  ASSERT(m_pApp != NULL);
+
+  ASSERT(pWnd != NULL);
+
+  if (pWnd->GetClassName() == PWL_CLASSNAME_EDIT) {
+    CPWL_Edit* pEdit = (CPWL_Edit*)pWnd;
+    pEdit->SetCharSet(134);
+    pEdit->SetCodePage(936);
+
+    pEdit->SetReadyToInput();
+    CFX_WideString wsText = pEdit->GetText();
+    int nCharacters = wsText.GetLength();
+    CFX_ByteString bsUTFText = wsText.UTF16LE_Encode();
+    unsigned short* pBuffer = (unsigned short*)(FX_LPCSTR) bsUTFText;
+    m_pApp->FFI_OnSetFieldInputFocus(
+        m_pWidget->GetFormField(), pBuffer, nCharacters, TRUE);
+
+    pEdit->SetEditNotify(this);
+  }
+}
+
+void CFFL_ComboBox::OnKillFocus(CPWL_Wnd* pWnd) {
+  ASSERT(m_pApp != NULL);
+}
+
+FX_BOOL CFFL_ComboBox::CanCopy(CPDFSDK_Document* pDocument) {
+  ASSERT(pDocument != NULL);
+
+  return FALSE;
+}
+
+FX_BOOL CFFL_ComboBox::CanCut(CPDFSDK_Document* pDocument) {
+  ASSERT(pDocument != NULL);
+
+  return FALSE;
+}
+
+FX_BOOL CFFL_ComboBox::CanPaste(CPDFSDK_Document* pDocument) {
+  ASSERT(pDocument != NULL);
+
+  return FALSE;
+}
+
+void CFFL_ComboBox::DoCopy(CPDFSDK_Document* pDocument) {
+  ASSERT(pDocument != NULL);
+}
+
+void CFFL_ComboBox::DoCut(CPDFSDK_Document* pDocument) {
+  ASSERT(pDocument != NULL);
+}
+
+void CFFL_ComboBox::DoPaste(CPDFSDK_Document* pDocument) {
+  ASSERT(pDocument != NULL);
+}
+
+void CFFL_ComboBox::OnAddUndo(CPWL_Edit* pEdit) {
+  ASSERT(pEdit != NULL);
+}
+
+CFX_WideString CFFL_ComboBox::GetSelectExportText() {
+  CFX_WideString swRet;
+
+  int nExport = -1;
+  CPDFSDK_PageView* pPageView = GetCurPageView();
+  if (CPWL_ComboBox* pComboBox =
+          (CPWL_ComboBox*)GetPDFWindow(pPageView, FALSE)) {
+    nExport = pComboBox->GetSelect();
+  }
+
+  if (nExport >= 0) {
+    if (CPDF_FormField* pFormField = m_pWidget->GetFormField()) {
+      swRet = pFormField->GetOptionValue(nExport);
+      if (swRet.IsEmpty())
+        swRet = pFormField->GetOptionLabel(nExport);
+    }
+  }
+
+  return swRet;
+}