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diff --git a/xfa/fwl/basewidget/fwl_editimp.h b/xfa/fwl/basewidget/fwl_editimp.h
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+++ b/xfa/fwl/basewidget/fwl_editimp.h
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+// 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
+
+#ifndef XFA_FWL_BASEWIDGET_FWL_EDITIMP_H_
+#define XFA_FWL_BASEWIDGET_FWL_EDITIMP_H_
+
+#include <memory>
+#include <vector>
+
+#include "xfa/fee/ifde_txtedtengine.h"
+#include "xfa/fwl/core/fwl_widgetimp.h"
+#include "xfa/include/fwl/basewidget/fwl_scrollbar.h"
+
+class CFWL_WidgetImpProperties;
+class CFWL_WidgetImpDelegate;
+class IFWL_Caret;
+class CFWL_EditImp;
+class CFWL_EditImpDelegate;
+
+class CFWL_EditImp : public CFWL_WidgetImp, public IFDE_TxtEdtEventSink {
+ public:
+ CFWL_EditImp(const CFWL_WidgetImpProperties& properties, IFWL_Widget* pOuter);
+ ~CFWL_EditImp() override;
+
+ // CFWL_WidgetImp:
+ FWL_ERR GetClassName(CFX_WideString& wsClass) const override;
+ FX_DWORD GetClassID() const override;
+ FWL_ERR Initialize() override;
+ FWL_ERR Finalize() override;
+ FWL_ERR GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override;
+ FWL_ERR SetWidgetRect(const CFX_RectF& rect) override;
+ FWL_ERR Update() override;
+ FX_DWORD HitTest(FX_FLOAT fx, FX_FLOAT fy) override;
+ FWL_ERR SetStates(FX_DWORD dwStates, FX_BOOL bSet = TRUE) override;
+ FWL_ERR DrawWidget(CFX_Graphics* pGraphics,
+ const CFX_Matrix* pMatrix = NULL) override;
+ FWL_ERR SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) override;
+
+ virtual FWL_ERR SetText(const CFX_WideString& wsText);
+ virtual int32_t GetTextLength() const;
+ virtual FWL_ERR GetText(CFX_WideString& wsText,
+ int32_t nStart = 0,
+ int32_t nCount = -1) const;
+ virtual FWL_ERR ClearText();
+ virtual int32_t GetCaretPos() const;
+ virtual int32_t SetCaretPos(int32_t nIndex, FX_BOOL bBefore = TRUE);
+ virtual FWL_ERR AddSelRange(int32_t nStart, int32_t nCount = -1);
+ virtual int32_t CountSelRanges();
+ virtual int32_t GetSelRange(int32_t nIndex, int32_t& nStart);
+ virtual FWL_ERR ClearSelections();
+ virtual int32_t GetLimit();
+ virtual FWL_ERR SetLimit(int32_t nLimit);
+ virtual FWL_ERR SetAliasChar(FX_WCHAR wAlias);
+ virtual FWL_ERR Insert(int32_t nStart, const FX_WCHAR* lpText, int32_t nLen);
+ virtual FWL_ERR DeleteSelections();
+ virtual FWL_ERR DeleteRange(int32_t nStart, int32_t nCount = -1);
+ virtual FWL_ERR ReplaceSelections(const CFX_WideStringC& wsReplace);
+ virtual FWL_ERR Replace(int32_t nStart,
+ int32_t nLen,
+ const CFX_WideStringC& wsReplace);
+ virtual FWL_ERR DoClipboard(int32_t iCmd);
+ virtual FX_BOOL Copy(CFX_WideString& wsCopy);
+ virtual FX_BOOL Cut(CFX_WideString& wsCut);
+ virtual FX_BOOL Paste(const CFX_WideString& wsPaste);
+ virtual FX_BOOL Delete();
+ virtual FX_BOOL Redo(const CFX_ByteStringC& bsRecord);
+ virtual FX_BOOL Undo(const CFX_ByteStringC& bsRecord);
+ virtual FX_BOOL Undo();
+ virtual FX_BOOL Redo();
+ virtual FX_BOOL CanUndo();
+ virtual FX_BOOL CanRedo();
+ virtual FWL_ERR SetTabWidth(FX_FLOAT fTabWidth, FX_BOOL bEquidistant);
+ virtual FWL_ERR SetOuter(IFWL_Widget* pOuter);
+ virtual FWL_ERR SetNumberRange(int32_t iMin, int32_t iMax);
+ void On_CaretChanged(IFDE_TxtEdtEngine* pEdit,
+ int32_t nPage,
+ FX_BOOL bVisible = true) override;
+ void On_TextChanged(IFDE_TxtEdtEngine* pEdit,
+ FDE_TXTEDT_TEXTCHANGE_INFO& ChangeInfo) override;
+ void On_PageCountChanged(IFDE_TxtEdtEngine* pEdit) override {}
+ void On_SelChanged(IFDE_TxtEdtEngine* pEdit) override;
+ FX_BOOL On_PageLoad(IFDE_TxtEdtEngine* pEdit,
+ int32_t nPageIndex,
+ int32_t nPurpose) override;
+ FX_BOOL On_PageUnload(IFDE_TxtEdtEngine* pEdit,
+ int32_t nPageIndex,
+ int32_t nPurpose) override;
+ FX_BOOL On_PageChange(IFDE_TxtEdtEngine* pEdit, int32_t nPageIndex) override {
+ return TRUE;
+ }
+ void On_AddDoRecord(IFDE_TxtEdtEngine* pEdit,
+ const CFX_ByteStringC& bsDoRecord) override;
+ FX_BOOL On_ValidateField(IFDE_TxtEdtEngine* pEdit,
+ int32_t nBlockIndex,
+ int32_t nFieldIndex,
+ const CFX_WideString& wsFieldText,
+ int32_t nCharIndex) override;
+ FX_BOOL On_ValidateBlock(IFDE_TxtEdtEngine* pEdit,
+ int32_t nBlockIndex) override;
+ FX_BOOL On_GetBlockFormatText(IFDE_TxtEdtEngine* pEdit,
+ int32_t nBlockIndex,
+ CFX_WideString& wsBlockText) override;
+ FX_BOOL On_Validate(IFDE_TxtEdtEngine* pEdit,
+ CFX_WideString& wsText) override;
+ virtual FWL_ERR SetBackgroundColor(FX_DWORD color);
+ virtual FWL_ERR SetFont(const CFX_WideString& wsFont, FX_FLOAT fSize);
+ void SetScrollOffset(FX_FLOAT fScrollOffset);
+ FX_BOOL GetSuggestWords(CFX_PointF pointf,
+ std::vector<CFX_ByteString>& sSuggest);
+ FX_BOOL ReplaceSpellCheckWord(CFX_PointF pointf,
+ const CFX_ByteStringC& bsReplace);
+
+ protected:
+ void DrawTextBk(CFX_Graphics* pGraphics,
+ IFWL_ThemeProvider* pTheme,
+ const CFX_Matrix* pMatrix = NULL);
+ void DrawContent(CFX_Graphics* pGraphics,
+ IFWL_ThemeProvider* pTheme,
+ const CFX_Matrix* pMatrix = NULL);
+ void UpdateEditEngine();
+ void UpdateEditParams();
+ void UpdateEditLayout();
+ FX_BOOL UpdateOffset();
+ FX_BOOL UpdateOffset(IFWL_ScrollBar* pScrollBar, FX_FLOAT fPosChanged);
+ void UpdateVAlignment();
+ void UpdateCaret();
+ IFWL_ScrollBar* UpdateScroll();
+ void Layout();
+ void LayoutScrollBar();
+ void DeviceToEngine(CFX_PointF& pt);
+ void InitScrollBar(FX_BOOL bVert = TRUE);
+ void InitEngine();
+ virtual void ShowCaret(FX_BOOL bVisible, CFX_RectF* pRect = NULL);
+ FX_BOOL ValidateNumberChar(FX_WCHAR cNum);
+ void InitCaret();
+ void ClearRecord();
+ FX_BOOL IsShowScrollBar(FX_BOOL bVert);
+ FX_BOOL IsContentHeightOverflow();
+ int32_t AddDoRecord(const CFX_ByteStringC& bsDoRecord);
+ void ProcessInsertError(int32_t iError);
+
+ void DrawSpellCheck(CFX_Graphics* pGraphics,
+ const CFX_Matrix* pMatrix = NULL);
+ void AddSpellCheckObj(CFX_Path& PathData,
+ int32_t nStart,
+ int32_t nCount,
+ FX_FLOAT fOffSetX,
+ FX_FLOAT fOffSetY);
+ int32_t GetWordAtPoint(CFX_PointF pointf, int32_t& nCount);
+ CFX_RectF m_rtClient;
+ CFX_RectF m_rtEngine;
+ CFX_RectF m_rtStatic;
+ FX_FLOAT m_fVAlignOffset;
+ FX_FLOAT m_fScrollOffsetX;
+ FX_FLOAT m_fScrollOffsetY;
+ IFDE_TxtEdtEngine* m_pEdtEngine;
+ FX_BOOL m_bLButtonDown;
+ int32_t m_nSelStart;
+ int32_t m_nLimit;
+ FX_FLOAT m_fSpaceAbove;
+ FX_FLOAT m_fSpaceBelow;
+ FX_FLOAT m_fFontSize;
+ FX_ARGB m_argbSel;
+ FX_BOOL m_bSetRange;
+ int32_t m_iMin;
+ int32_t m_iMax;
+ std::unique_ptr<IFWL_ScrollBar> m_pVertScrollBar;
+ std::unique_ptr<IFWL_ScrollBar> m_pHorzScrollBar;
+ std::unique_ptr<IFWL_Caret> m_pCaret;
+ CFX_WideString m_wsCache;
+ friend class CFWL_TxtEdtEventSink;
+ friend class CFWL_EditImpDelegate;
+ FX_DWORD m_backColor;
+ FX_BOOL m_updateBackColor;
+ CFX_WideString m_wsFont;
+ CFX_ByteStringArray m_RecordArr;
+ int32_t m_iCurRecord;
+ int32_t m_iMaxRecord;
+};
+
+class CFWL_EditImpDelegate : public CFWL_WidgetImpDelegate {
+ public:
+ CFWL_EditImpDelegate(CFWL_EditImp* pOwner);
+ int32_t OnProcessMessage(CFWL_Message* pMessage) override;
+ FWL_ERR OnProcessEvent(CFWL_Event* pEvent) override;
+ FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
+ const CFX_Matrix* pMatrix = NULL) override;
+
+ protected:
+ void DoActivate(CFWL_MsgActivate* pMsg);
+ void DoDeactivate(CFWL_MsgDeactivate* pMsg);
+ void DoButtonDown(CFWL_MsgMouse* pMsg);
+ void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE);
+ void OnLButtonDown(CFWL_MsgMouse* pMsg);
+ void OnLButtonUp(CFWL_MsgMouse* pMsg);
+ void OnButtonDblClk(CFWL_MsgMouse* pMsg);
+ void OnMouseMove(CFWL_MsgMouse* pMsg);
+ void OnKeyDown(CFWL_MsgKey* pMsg);
+ void OnChar(CFWL_MsgKey* pMsg);
+ FX_BOOL OnScroll(IFWL_ScrollBar* pScrollBar, FX_DWORD dwCode, FX_FLOAT fPos);
+ void DoCursor(CFWL_MsgMouse* pMsg);
+ CFWL_EditImp* m_pOwner;
+};
+
+#endif // XFA_FWL_BASEWIDGET_FWL_EDITIMP_H_