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| 1 // Copyright 2014 PDFium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
| 6 | |
| 7 #ifndef XFA_FWL_BASEWIDGET_FWL_EDITIMP_H_ | |
| 8 #define XFA_FWL_BASEWIDGET_FWL_EDITIMP_H_ | |
| 9 | |
| 10 #include <deque> | |
| 11 #include <memory> | |
| 12 #include <vector> | |
| 13 | |
| 14 #include "xfa/fde/ifde_txtedtdorecord.h" | |
| 15 #include "xfa/fde/ifde_txtedtengine.h" | |
| 16 #include "xfa/fwl/basewidget/ifwl_scrollbar.h" | |
| 17 #include "xfa/fwl/core/fwl_widgetimp.h" | |
| 18 #include "xfa/fxgraphics/cfx_path.h" | |
| 19 | |
| 20 class CFWL_EditImp; | |
| 21 class CFWL_EditImpDelegate; | |
| 22 class CFWL_MsgActivate; | |
| 23 class CFWL_MsgDeactivate; | |
| 24 class CFWL_MsgMouse; | |
| 25 class CFWL_WidgetImpDelegate; | |
| 26 class CFWL_WidgetImpProperties; | |
| 27 class IFWL_Caret; | |
| 28 | |
| 29 class CFWL_EditImp : public CFWL_WidgetImp { | |
| 30 public: | |
| 31 CFWL_EditImp(const CFWL_WidgetImpProperties& properties, IFWL_Widget* pOuter); | |
| 32 ~CFWL_EditImp() override; | |
| 33 | |
| 34 // CFWL_WidgetImp: | |
| 35 FWL_Error GetClassName(CFX_WideString& wsClass) const override; | |
| 36 FWL_Type GetClassID() const override; | |
| 37 FWL_Error Initialize() override; | |
| 38 FWL_Error Finalize() override; | |
| 39 FWL_Error GetWidgetRect(CFX_RectF& rect, FX_BOOL bAutoSize = FALSE) override; | |
| 40 FWL_Error SetWidgetRect(const CFX_RectF& rect) override; | |
| 41 FWL_Error Update() override; | |
| 42 FWL_WidgetHit HitTest(FX_FLOAT fx, FX_FLOAT fy) override; | |
| 43 void SetStates(uint32_t dwStates, FX_BOOL bSet = TRUE) override; | |
| 44 FWL_Error DrawWidget(CFX_Graphics* pGraphics, | |
| 45 const CFX_Matrix* pMatrix = nullptr) override; | |
| 46 FWL_Error SetThemeProvider(IFWL_ThemeProvider* pThemeProvider) override; | |
| 47 | |
| 48 virtual FWL_Error SetText(const CFX_WideString& wsText); | |
| 49 virtual int32_t GetTextLength() const; | |
| 50 virtual FWL_Error GetText(CFX_WideString& wsText, | |
| 51 int32_t nStart = 0, | |
| 52 int32_t nCount = -1) const; | |
| 53 virtual FWL_Error ClearText(); | |
| 54 virtual int32_t GetCaretPos() const; | |
| 55 virtual int32_t SetCaretPos(int32_t nIndex, FX_BOOL bBefore = TRUE); | |
| 56 virtual FWL_Error AddSelRange(int32_t nStart, int32_t nCount = -1); | |
| 57 virtual int32_t CountSelRanges(); | |
| 58 virtual int32_t GetSelRange(int32_t nIndex, int32_t& nStart); | |
| 59 virtual FWL_Error ClearSelections(); | |
| 60 virtual int32_t GetLimit(); | |
| 61 virtual FWL_Error SetLimit(int32_t nLimit); | |
| 62 virtual FWL_Error SetAliasChar(FX_WCHAR wAlias); | |
| 63 virtual FWL_Error Insert(int32_t nStart, | |
| 64 const FX_WCHAR* lpText, | |
| 65 int32_t nLen); | |
| 66 virtual FWL_Error DeleteSelections(); | |
| 67 virtual FWL_Error DeleteRange(int32_t nStart, int32_t nCount = -1); | |
| 68 virtual FWL_Error Replace(int32_t nStart, | |
| 69 int32_t nLen, | |
| 70 const CFX_WideStringC& wsReplace); | |
| 71 virtual FWL_Error DoClipboard(int32_t iCmd); | |
| 72 virtual FX_BOOL Copy(CFX_WideString& wsCopy); | |
| 73 virtual FX_BOOL Cut(CFX_WideString& wsCut); | |
| 74 virtual FX_BOOL Paste(const CFX_WideString& wsPaste); | |
| 75 virtual FX_BOOL Delete(); | |
| 76 virtual FX_BOOL Redo(const IFDE_TxtEdtDoRecord* pRecord); | |
| 77 virtual FX_BOOL Undo(const IFDE_TxtEdtDoRecord* pRecord); | |
| 78 virtual FX_BOOL Undo(); | |
| 79 virtual FX_BOOL Redo(); | |
| 80 virtual FX_BOOL CanUndo(); | |
| 81 virtual FX_BOOL CanRedo(); | |
| 82 virtual FWL_Error SetTabWidth(FX_FLOAT fTabWidth, FX_BOOL bEquidistant); | |
| 83 virtual FWL_Error SetOuter(IFWL_Widget* pOuter); | |
| 84 virtual FWL_Error SetNumberRange(int32_t iMin, int32_t iMax); | |
| 85 virtual FWL_Error SetBackgroundColor(uint32_t color); | |
| 86 virtual FWL_Error SetFont(const CFX_WideString& wsFont, FX_FLOAT fSize); | |
| 87 | |
| 88 void On_CaretChanged(CFDE_TxtEdtEngine* pEdit, | |
| 89 int32_t nPage, | |
| 90 FX_BOOL bVisible = true); | |
| 91 void On_TextChanged(CFDE_TxtEdtEngine* pEdit, | |
| 92 FDE_TXTEDT_TEXTCHANGE_INFO& ChangeInfo); | |
| 93 void On_SelChanged(CFDE_TxtEdtEngine* pEdit); | |
| 94 FX_BOOL On_PageLoad(CFDE_TxtEdtEngine* pEdit, | |
| 95 int32_t nPageIndex, | |
| 96 int32_t nPurpose); | |
| 97 FX_BOOL On_PageUnload(CFDE_TxtEdtEngine* pEdit, | |
| 98 int32_t nPageIndex, | |
| 99 int32_t nPurpose); | |
| 100 void On_AddDoRecord(CFDE_TxtEdtEngine* pEdit, IFDE_TxtEdtDoRecord* pRecord); | |
| 101 FX_BOOL On_Validate(CFDE_TxtEdtEngine* pEdit, CFX_WideString& wsText); | |
| 102 void SetScrollOffset(FX_FLOAT fScrollOffset); | |
| 103 FX_BOOL GetSuggestWords(CFX_PointF pointf, | |
| 104 std::vector<CFX_ByteString>& sSuggest); | |
| 105 FX_BOOL ReplaceSpellCheckWord(CFX_PointF pointf, | |
| 106 const CFX_ByteStringC& bsReplace); | |
| 107 | |
| 108 protected: | |
| 109 friend class CFWL_TxtEdtEventSink; | |
| 110 friend class CFWL_EditImpDelegate; | |
| 111 | |
| 112 void DrawTextBk(CFX_Graphics* pGraphics, | |
| 113 IFWL_ThemeProvider* pTheme, | |
| 114 const CFX_Matrix* pMatrix = nullptr); | |
| 115 void DrawContent(CFX_Graphics* pGraphics, | |
| 116 IFWL_ThemeProvider* pTheme, | |
| 117 const CFX_Matrix* pMatrix = nullptr); | |
| 118 void UpdateEditEngine(); | |
| 119 void UpdateEditParams(); | |
| 120 void UpdateEditLayout(); | |
| 121 FX_BOOL UpdateOffset(); | |
| 122 FX_BOOL UpdateOffset(IFWL_ScrollBar* pScrollBar, FX_FLOAT fPosChanged); | |
| 123 void UpdateVAlignment(); | |
| 124 void UpdateCaret(); | |
| 125 IFWL_ScrollBar* UpdateScroll(); | |
| 126 void Layout(); | |
| 127 void LayoutScrollBar(); | |
| 128 void DeviceToEngine(CFX_PointF& pt); | |
| 129 void InitScrollBar(FX_BOOL bVert = TRUE); | |
| 130 void InitEngine(); | |
| 131 virtual void ShowCaret(FX_BOOL bVisible, CFX_RectF* pRect = nullptr); | |
| 132 FX_BOOL ValidateNumberChar(FX_WCHAR cNum); | |
| 133 void InitCaret(); | |
| 134 void ClearRecord(); | |
| 135 FX_BOOL IsShowScrollBar(FX_BOOL bVert); | |
| 136 FX_BOOL IsContentHeightOverflow(); | |
| 137 int32_t AddDoRecord(IFDE_TxtEdtDoRecord* pRecord); | |
| 138 void ProcessInsertError(int32_t iError); | |
| 139 | |
| 140 void DrawSpellCheck(CFX_Graphics* pGraphics, | |
| 141 const CFX_Matrix* pMatrix = nullptr); | |
| 142 void AddSpellCheckObj(CFX_Path& PathData, | |
| 143 int32_t nStart, | |
| 144 int32_t nCount, | |
| 145 FX_FLOAT fOffSetX, | |
| 146 FX_FLOAT fOffSetY); | |
| 147 int32_t GetWordAtPoint(CFX_PointF pointf, int32_t& nCount); | |
| 148 | |
| 149 CFX_RectF m_rtClient; | |
| 150 CFX_RectF m_rtEngine; | |
| 151 CFX_RectF m_rtStatic; | |
| 152 FX_FLOAT m_fVAlignOffset; | |
| 153 FX_FLOAT m_fScrollOffsetX; | |
| 154 FX_FLOAT m_fScrollOffsetY; | |
| 155 std::unique_ptr<CFDE_TxtEdtEngine> m_pEdtEngine; | |
| 156 FX_BOOL m_bLButtonDown; | |
| 157 int32_t m_nSelStart; | |
| 158 int32_t m_nLimit; | |
| 159 FX_FLOAT m_fSpaceAbove; | |
| 160 FX_FLOAT m_fSpaceBelow; | |
| 161 FX_FLOAT m_fFontSize; | |
| 162 FX_ARGB m_argbSel; | |
| 163 FX_BOOL m_bSetRange; | |
| 164 int32_t m_iMin; | |
| 165 int32_t m_iMax; | |
| 166 std::unique_ptr<IFWL_ScrollBar> m_pVertScrollBar; | |
| 167 std::unique_ptr<IFWL_ScrollBar> m_pHorzScrollBar; | |
| 168 std::unique_ptr<IFWL_Caret> m_pCaret; | |
| 169 CFX_WideString m_wsCache; | |
| 170 uint32_t m_backColor; | |
| 171 FX_BOOL m_updateBackColor; | |
| 172 CFX_WideString m_wsFont; | |
| 173 std::deque<std::unique_ptr<IFDE_TxtEdtDoRecord>> m_DoRecords; | |
| 174 int32_t m_iCurRecord; | |
| 175 int32_t m_iMaxRecord; | |
| 176 }; | |
| 177 | |
| 178 class CFWL_EditImpDelegate : public CFWL_WidgetImpDelegate { | |
| 179 public: | |
| 180 CFWL_EditImpDelegate(CFWL_EditImp* pOwner); | |
| 181 void OnProcessMessage(CFWL_Message* pMessage) override; | |
| 182 void OnProcessEvent(CFWL_Event* pEvent) override; | |
| 183 void OnDrawWidget(CFX_Graphics* pGraphics, | |
| 184 const CFX_Matrix* pMatrix = nullptr) override; | |
| 185 | |
| 186 protected: | |
| 187 void DoActivate(CFWL_MsgActivate* pMsg); | |
| 188 void DoDeactivate(CFWL_MsgDeactivate* pMsg); | |
| 189 void DoButtonDown(CFWL_MsgMouse* pMsg); | |
| 190 void OnFocusChanged(CFWL_Message* pMsg, FX_BOOL bSet = TRUE); | |
| 191 void OnLButtonDown(CFWL_MsgMouse* pMsg); | |
| 192 void OnLButtonUp(CFWL_MsgMouse* pMsg); | |
| 193 void OnButtonDblClk(CFWL_MsgMouse* pMsg); | |
| 194 void OnMouseMove(CFWL_MsgMouse* pMsg); | |
| 195 void OnKeyDown(CFWL_MsgKey* pMsg); | |
| 196 void OnChar(CFWL_MsgKey* pMsg); | |
| 197 FX_BOOL OnScroll(IFWL_ScrollBar* pScrollBar, uint32_t dwCode, FX_FLOAT fPos); | |
| 198 void DoCursor(CFWL_MsgMouse* pMsg); | |
| 199 CFWL_EditImp* m_pOwner; | |
| 200 }; | |
| 201 | |
| 202 #endif // XFA_FWL_BASEWIDGET_FWL_EDITIMP_H_ | |
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Chromium Code Reviews
Issue 2432423002:
Merge the CFWL_*Imp classes into the IFWL_* classes. (Closed)
