Merge the CFWL_*Imp classes into the IFWL_* classes.

This Cl merges the implementation classes up into the IFWL classes as the
intermediate classes were just acting as proxies.

Review-Url: https://chromiumcodereview.appspot.com/2432423002

1 files changed, 284 insertions, 0 deletions

diff --git a/xfa/fwl/core/ifwl_edit.h b/xfa/fwl/core/ifwl_edit.h
new file mode 100644
index 0000000000..2d65897b8c
--- /dev/null
+++ b/xfa/fwl/core/ifwl_edit.h
@@ -0,0 +1,284 @@
+// 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_CORE_IFWL_EDIT_H_
+#define XFA_FWL_CORE_IFWL_EDIT_H_
+
+#include <deque>
+#include <memory>
+#include <vector>
+
+#include "xfa/fde/ifde_txtedtdorecord.h"
+#include "xfa/fde/ifde_txtedtengine.h"
+#include "xfa/fwl/core/cfwl_event.h"
+#include "xfa/fwl/core/ifwl_dataprovider.h"
+#include "xfa/fwl/core/ifwl_scrollbar.h"
+#include "xfa/fwl/lightwidget/cfwl_widget.h"
+#include "xfa/fxgraphics/cfx_path.h"
+
+#define FWL_CLASS_Edit L"FWL_EDIT"
+#define FWL_STYLEEXT_EDT_ReadOnly (1L << 0)
+#define FWL_STYLEEXT_EDT_MultiLine (1L << 1)
+#define FWL_STYLEEXT_EDT_WantReturn (1L << 2)
+#define FWL_STYLEEXT_EDT_NoHideSel (1L << 3)
+#define FWL_STYLEEXT_EDT_AutoHScroll (1L << 4)
+#define FWL_STYLEEXT_EDT_AutoVScroll (1L << 5)
+#define FWL_STYLEEXT_EDT_NoRedoUndo (1L << 6)
+#define FWL_STYLEEXT_EDT_Validate (1L << 7)
+#define FWL_STYLEEXT_EDT_Password (1L << 8)
+#define FWL_STYLEEXT_EDT_Number (1L << 9)
+#define FWL_STYLEEXT_EDT_HSelfAdaption (1L << 10)
+#define FWL_STYLEEXT_EDT_VSelfAdaption (1L << 11)
+#define FWL_STYLEEXT_EDT_VerticalLayout (1L << 12)
+#define FWL_STYLEEXT_EDT_VerticalChars (1L << 13)
+#define FWL_STYLEEXT_EDT_ReverseLine (1L << 14)
+#define FWL_STYLEEXT_EDT_ArabicShapes (1L << 15)
+#define FWL_STYLEEXT_EDT_ExpandTab (1L << 16)
+#define FWL_STYLEEXT_EDT_CombText (1L << 17)
+#define FWL_STYLEEXT_EDT_HNear (0L << 18)
+#define FWL_STYLEEXT_EDT_HCenter (1L << 18)
+#define FWL_STYLEEXT_EDT_HFar (2L << 18)
+#define FWL_STYLEEXT_EDT_VNear (0L << 20)
+#define FWL_STYLEEXT_EDT_VCenter (1L << 20)
+#define FWL_STYLEEXT_EDT_VFar (2L << 20)
+#define FWL_STYLEEXT_EDT_Justified (1L << 22)
+#define FWL_STYLEEXT_EDT_Distributed (2L << 22)
+#define FWL_STYLEEXT_EDT_HAlignMask (3L << 18)
+#define FWL_STYLEEXT_EDT_VAlignMask (3L << 20)
+#define FWL_STYLEEXT_EDT_HAlignModeMask (3L << 22)
+#define FWL_STYLEEXT_EDT_InnerCaret (1L << 24)
+#define FWL_STYLEEXT_EDT_ShowScrollbarFocus (1L << 25)
+#define FWL_STYLEEXT_EDT_OuterScrollbar (1L << 26)
+#define FWL_STYLEEXT_EDT_LastLineHeight (1L << 27)
+
+enum FWL_EDT_TEXTCHANGED {
+  FWL_EDT_TEXTCHANGED_Insert = 0,
+  FWL_EDT_TEXTCHANGED_Delete,
+  FWL_EDT_TEXTCHANGED_Replace,
+};
+
+FWL_EVENT_DEF(CFWL_EvtEdtTextChanged,
+              CFWL_EventType::TextChanged,
+              int32_t nChangeType;
+              CFX_WideString wsInsert;
+              CFX_WideString wsDelete;
+              CFX_WideString wsPrevText;)
+
+FWL_EVENT_DEF(CFWL_EvtEdtTextFull, CFWL_EventType::TextFull)
+
+FWL_EVENT_DEF(CFWL_EvtEdtPreSelfAdaption,
+              CFWL_EventType::PreSelfAdaption,
+              FX_BOOL bHSelfAdaption;
+              FX_BOOL bVSelfAdaption;
+              CFX_RectF rtAfterChange;)
+
+FWL_EVENT_DEF(CFWL_EvtEdtValidate,
+              CFWL_EventType::Validate,
+              IFWL_Widget* pDstWidget;
+              CFX_WideString wsInsert;
+              FX_BOOL bValidate;)
+
+FWL_EVENT_DEF(CFWL_EvtEdtCheckWord,
+              CFWL_EventType::CheckWord,
+              CFX_ByteString bsWord;
+              FX_BOOL bCheckWord;)
+
+FWL_EVENT_DEF(CFWL_EvtEdtGetSuggestWords,
+              CFWL_EventType::GetSuggestedWords,
+              FX_BOOL bSuggestWords;
+              CFX_ByteString bsWord;
+              std::vector<CFX_ByteString> bsArraySuggestWords;)
+
+class CFWL_WidgetImpProperties;
+class IFDE_TxtEdtDoRecord;
+class IFWL_Edit;
+class CFWL_EditImpDelegate;
+class CFWL_MsgActivate;
+class CFWL_MsgDeactivate;
+class CFWL_MsgMouse;
+class CFWL_WidgetImpDelegate;
+class CFWL_WidgetImpProperties;
+class IFWL_Caret;
+
+class IFWL_EditDP : public IFWL_DataProvider {};
+
+class IFWL_Edit : public IFWL_Widget {
+ public:
+  static IFWL_Edit* Create(const CFWL_WidgetImpProperties& properties,
+                           IFWL_Widget* pOuter);
+
+  IFWL_Edit(const CFWL_WidgetImpProperties& properties, IFWL_Widget* pOuter);
+  ~IFWL_Edit() override;
+
+  // IFWL_Widget:
+  FWL_Error GetClassName(CFX_WideString& wsClass) const override;
+  FWL_Type GetClassID() const override;
+  FWL_Error Initialize() override;
+  FWL_Error Finalize() override;
+  FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override;
+  FWL_Error SetWidgetRect(const CFX_RectF& rect) override;
+  FWL_Error Update() override;
+  FWL_WidgetHit HitTest(FX_FLOAT fx, FX_FLOAT fy) override;
+  void SetStates(uint32_t dwStates, FX_BOOL bSet = TRUE) override;
+  FWL_Error DrawWidget(CFX_Graphics* pGraphics,
+                       const CFX_Matrix* pMatrix = nullptr) override;
+  FWL_Error SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) override;
+
+  virtual FWL_Error SetText(const CFX_WideString& wsText);
+  virtual int32_t GetTextLength() const;
+  virtual FWL_Error GetText(CFX_WideString& wsText,
+                            int32_t nStart = 0,
+                            int32_t nCount = -1) const;
+  virtual FWL_Error ClearText();
+  virtual int32_t GetCaretPos() const;
+  virtual int32_t SetCaretPos(int32_t nIndex, FX_BOOL bBefore = TRUE);
+  virtual FWL_Error AddSelRange(int32_t nStart, int32_t nCount = -1);
+  virtual int32_t CountSelRanges();
+  virtual int32_t GetSelRange(int32_t nIndex, int32_t& nStart);
+  virtual FWL_Error ClearSelections();
+  virtual int32_t GetLimit();
+  virtual FWL_Error SetLimit(int32_t nLimit);
+  virtual FWL_Error SetAliasChar(FX_WCHAR wAlias);
+  virtual FWL_Error Insert(int32_t nStart,
+                           const FX_WCHAR* lpText,
+                           int32_t nLen);
+  virtual FWL_Error DeleteSelections();
+  virtual FWL_Error DeleteRange(int32_t nStart, int32_t nCount = -1);
+  virtual FWL_Error Replace(int32_t nStart,
+                            int32_t nLen,
+                            const CFX_WideStringC& wsReplace);
+  virtual FWL_Error 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 IFDE_TxtEdtDoRecord* pRecord);
+  virtual FX_BOOL Undo(const IFDE_TxtEdtDoRecord* pRecord);
+  virtual FX_BOOL Undo();
+  virtual FX_BOOL Redo();
+  virtual FX_BOOL CanUndo();
+  virtual FX_BOOL CanRedo();
+  virtual FWL_Error SetTabWidth(FX_FLOAT fTabWidth, FX_BOOL bEquidistant);
+  virtual FWL_Error SetOuter(IFWL_Widget* pOuter);
+  virtual FWL_Error SetNumberRange(int32_t iMin, int32_t iMax);
+  virtual FWL_Error SetBackgroundColor(uint32_t color);
+  virtual FWL_Error SetFont(const CFX_WideString& wsFont, FX_FLOAT fSize);
+
+  void On_CaretChanged(CFDE_TxtEdtEngine* pEdit,
+                       int32_t nPage,
+                       FX_BOOL bVisible = true);
+  void On_TextChanged(CFDE_TxtEdtEngine* pEdit,
+                      FDE_TXTEDT_TEXTCHANGE_INFO& ChangeInfo);
+  void On_SelChanged(CFDE_TxtEdtEngine* pEdit);
+  FX_BOOL On_PageLoad(CFDE_TxtEdtEngine* pEdit,
+                      int32_t nPageIndex,
+                      int32_t nPurpose);
+  FX_BOOL On_PageUnload(CFDE_TxtEdtEngine* pEdit,
+                        int32_t nPageIndex,
+                        int32_t nPurpose);
+  void On_AddDoRecord(CFDE_TxtEdtEngine* pEdit, IFDE_TxtEdtDoRecord* pRecord);
+  FX_BOOL On_Validate(CFDE_TxtEdtEngine* pEdit, CFX_WideString& wsText);
+  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:
+  friend class CFWL_TxtEdtEventSink;
+  friend class CFWL_EditImpDelegate;
+
+  void DrawTextBk(CFX_Graphics* pGraphics,
+                  IFWL_ThemeProvider* pTheme,
+                  const CFX_Matrix* pMatrix = nullptr);
+  void DrawContent(CFX_Graphics* pGraphics,
+                   IFWL_ThemeProvider* pTheme,
+                   const CFX_Matrix* pMatrix = nullptr);
+  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 = nullptr);
+  FX_BOOL ValidateNumberChar(FX_WCHAR cNum);
+  void InitCaret();
+  void ClearRecord();
+  FX_BOOL IsShowScrollBar(FX_BOOL bVert);
+  FX_BOOL IsContentHeightOverflow();
+  int32_t AddDoRecord(IFDE_TxtEdtDoRecord* pRecord);
+  void ProcessInsertError(int32_t iError);
+
+  void DrawSpellCheck(CFX_Graphics* pGraphics,
+                      const CFX_Matrix* pMatrix = nullptr);
+  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;
+  std::unique_ptr<CFDE_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;
+  uint32_t m_backColor;
+  FX_BOOL m_updateBackColor;
+  CFX_WideString m_wsFont;
+  std::deque<std::unique_ptr<IFDE_TxtEdtDoRecord>> m_DoRecords;
+  int32_t m_iCurRecord;
+  int32_t m_iMaxRecord;
+};
+
+class CFWL_EditImpDelegate : public CFWL_WidgetImpDelegate {
+ public:
+  CFWL_EditImpDelegate(IFWL_Edit* pOwner);
+  void OnProcessMessage(CFWL_Message* pMessage) override;
+  void OnProcessEvent(CFWL_Event* pEvent) override;
+  void OnDrawWidget(CFX_Graphics* pGraphics,
+                    const CFX_Matrix* pMatrix = nullptr) 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, uint32_t dwCode, FX_FLOAT fPos);
+  void DoCursor(CFWL_MsgMouse* pMsg);
+  IFWL_Edit* m_pOwner;
+};
+
+#endif  // XFA_FWL_CORE_IFWL_EDIT_H_