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Diffstat (limited to 'xfa/src/fwl/basewidget/fwl_editimp.h')
| -rw-r--r-- | xfa/src/fwl/basewidget/fwl_editimp.h | 208 |
1 files changed, 208 insertions, 0 deletions
diff --git a/xfa/src/fwl/basewidget/fwl_editimp.h b/xfa/src/fwl/basewidget/fwl_editimp.h new file mode 100644 index 0000000000..0dbdca27a0 --- /dev/null +++ b/xfa/src/fwl/basewidget/fwl_editimp.h @@ -0,0 +1,208 @@ +// 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_SRC_FWL_BASEWIDGET_FWL_EDITIMP_H_ +#define XFA_SRC_FWL_BASEWIDGET_FWL_EDITIMP_H_ + +#include <memory> +#include <vector> + +#include "xfa/include/fwl/basewidget/fwl_scrollbar.h" +#include "xfa/src/fee/include/ifde_txtedtengine.h" +#include "xfa/src/fwl/core/fwl_widgetimp.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_SRC_FWL_BASEWIDGET_FWL_EDITIMP_H_ |