| // 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 FPDFSDK_PWL_CPWL_EDIT_H_ |
| #define FPDFSDK_PWL_CPWL_EDIT_H_ |
| |
| #include <memory> |
| #include <utility> |
| |
| #include "core/fpdfdoc/cpvt_wordrange.h" |
| #include "core/fxcrt/fx_codepage.h" |
| #include "core/fxcrt/unowned_ptr.h" |
| #include "core/fxcrt/widestring.h" |
| #include "fpdfsdk/pwl/cpwl_wnd.h" |
| #include "fpdfsdk/pwl/ipwl_fillernotify.h" |
| |
| class CPDF_Font; |
| class CPWL_Caret; |
| class CPWL_EditImpl; |
| class IPWL_FillerNotify; |
| |
| enum PWL_EDIT_ALIGNFORMAT_H { PEAH_LEFT = 0, PEAH_MIDDLE, PEAH_RIGHT }; |
| |
| enum PWL_EDIT_ALIGNFORMAT_V { PEAV_TOP = 0, PEAV_CENTER, PEAV_BOTTOM }; |
| |
| class CPWL_Edit final : public CPWL_Wnd { |
| public: |
| CPWL_Edit(const CreateParams& cp, |
| std::unique_ptr<IPWL_FillerNotify::PerWindowData> pAttachedData); |
| ~CPWL_Edit() override; |
| |
| // CPWL_Wnd: |
| bool RePosChildWnd() override; |
| CFX_FloatRect GetClientRect() const override; |
| void DrawThisAppearance(CFX_RenderDevice* pDevice, |
| const CFX_Matrix& mtUser2Device) override; |
| bool OnMouseWheel(Mask<FWL_EVENTFLAG> nFlag, |
| const CFX_PointF& point, |
| const CFX_Vector& delta) override; |
| bool OnKeyDown(FWL_VKEYCODE nChar, Mask<FWL_EVENTFLAG> nFlag) override; |
| bool OnChar(uint16_t nChar, Mask<FWL_EVENTFLAG> nFlag) override; |
| CFX_FloatRect GetFocusRect() const override; |
| void OnSetFocus() override; |
| void OnKillFocus() override; |
| void OnCreated() override; |
| void OnDestroy() override; |
| bool OnLButtonDown(Mask<FWL_EVENTFLAG> nFlag, |
| const CFX_PointF& point) override; |
| bool OnLButtonUp(Mask<FWL_EVENTFLAG> nFlag, const CFX_PointF& point) override; |
| bool OnLButtonDblClk(Mask<FWL_EVENTFLAG> nFlag, |
| const CFX_PointF& point) override; |
| bool OnRButtonUp(Mask<FWL_EVENTFLAG> nFlag, const CFX_PointF& point) override; |
| bool OnMouseMove(Mask<FWL_EVENTFLAG> nFlag, const CFX_PointF& point) override; |
| void SetScrollInfo(const PWL_SCROLL_INFO& info) override; |
| void SetScrollPosition(float pos) override; |
| void ScrollWindowVertically(float pos) override; |
| void CreateChildWnd(const CreateParams& cp) override; |
| void SetFontSize(float fFontSize) override; |
| float GetFontSize() const override; |
| void SetCursor() override; |
| WideString GetText() override; |
| WideString GetSelectedText() override; |
| void ReplaceSelection(const WideString& text) override; |
| bool SelectAllText() override; |
| bool CanUndo() override; |
| bool CanRedo() override; |
| bool Undo() override; |
| bool Redo() override; |
| |
| void SetSelection(int32_t nStartChar, int32_t nEndChar); |
| std::pair<int32_t, int32_t> GetSelection() const; |
| void ClearSelection(); |
| |
| CFX_PointF GetScrollPos() const; |
| void SetScrollPos(const CFX_PointF& point); |
| |
| void SetCharSet(FX_Charset nCharSet) { m_nCharSet = nCharSet; } |
| FX_Charset GetCharSet() const { return m_nCharSet; } |
| |
| void SetReadyToInput(); |
| void SetAlignFormatVerticalCenter(); |
| void SetCharArray(int32_t nCharArray); |
| void SetLimitChar(int32_t nLimitChar); |
| bool CanSelectAll() const; |
| bool CanCopy() const; |
| bool CanCut() const; |
| void CutText(); |
| void SetText(const WideString& csText); |
| bool IsTextFull() const; |
| |
| static float GetCharArrayAutoFontSize(const CPDF_Font* pFont, |
| const CFX_FloatRect& rcPlate, |
| int32_t nCharArray); |
| |
| bool SetCaret(bool bVisible, |
| const CFX_PointF& ptHead, |
| const CFX_PointF& ptFoot); |
| |
| private: |
| // In case of implementation swallow the OnKeyDown event. If the event is |
| // swallowed, implementation may do other unexpected things, which is not the |
| // control means to do. |
| static bool IsProceedtoOnChar(FWL_VKEYCODE nKeyCode, |
| Mask<FWL_EVENTFLAG> nFlag); |
| |
| bool OnKeyDownInternal(FWL_VKEYCODE nKeyCode, Mask<FWL_EVENTFLAG> nFlag); |
| bool OnCharInternal(uint16_t nChar, Mask<FWL_EVENTFLAG> nFlag); |
| |
| void CopyText(); |
| void PasteText(); |
| void InsertWord(uint16_t word, FX_Charset nCharset); |
| void InsertReturn(); |
| bool IsWndHorV() const; |
| void Delete(); |
| void Backspace(); |
| void GetCaretInfo(CFX_PointF* ptHead, CFX_PointF* ptFoot) const; |
| void SetEditCaret(bool bVisible); |
| |
| void CreateEditCaret(const CreateParams& cp); |
| |
| CPVT_WordRange GetSelectWordRange() const; |
| bool IsVScrollBarVisible() const; |
| void SetParamByFlag(); |
| |
| bool m_bMouseDown = false; |
| bool m_bFocus = false; |
| FX_Charset m_nCharSet = FX_Charset::kDefault; |
| CFX_FloatRect m_rcOldWindow; |
| std::unique_ptr<CPWL_EditImpl> const m_pEditImpl; |
| UnownedPtr<CPWL_Caret> m_pCaret; |
| }; |
| |
| #endif // FPDFSDK_PWL_CPWL_EDIT_H_ |