| // 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/unowned_ptr.h" |
| #include "fpdfsdk/pwl/cpwl_edit_ctrl.h" |
| |
| class IPWL_Filler_Notify { |
| public: |
| virtual ~IPWL_Filler_Notify() = default; |
| |
| // Must write to |bBottom| and |fPopupRet|. |
| virtual void QueryWherePopup(const CPWL_Wnd::PrivateData* pAttached, |
| float fPopupMin, |
| float fPopupMax, |
| bool* bBottom, |
| float* fPopupRet) = 0; |
| virtual std::pair<bool, bool> OnBeforeKeyStroke( |
| const CPWL_Wnd::PrivateData* pAttached, |
| WideString& strChange, |
| const WideString& strChangeEx, |
| int nSelStart, |
| int nSelEnd, |
| bool bKeyDown, |
| uint32_t nFlag) = 0; |
| |
| #ifdef PDF_ENABLE_XFA |
| virtual bool OnPopupPreOpen(const CPWL_Wnd::PrivateData* pAttached, |
| uint32_t nFlag) = 0; |
| virtual bool OnPopupPostOpen(const CPWL_Wnd::PrivateData* pAttached, |
| uint32_t nFlag) = 0; |
| #endif // PDF_ENABLE_XFA |
| }; |
| |
| class CPWL_Edit final : public CPWL_EditCtrl { |
| public: |
| CPWL_Edit(const CreateParams& cp, std::unique_ptr<PrivateData> pAttachedData); |
| ~CPWL_Edit() override; |
| |
| // CPWL_EditCtrl |
| void OnCreated() override; |
| bool RePosChildWnd() override; |
| CFX_FloatRect GetClientRect() const override; |
| void DrawThisAppearance(CFX_RenderDevice* pDevice, |
| const CFX_Matrix& mtUser2Device) override; |
| bool OnLButtonDown(const CFX_PointF& point, uint32_t nFlag) override; |
| bool OnLButtonDblClk(const CFX_PointF& point, uint32_t nFlag) override; |
| bool OnRButtonUp(const CFX_PointF& point, uint32_t nFlag) override; |
| bool OnMouseWheel(short zDelta, |
| const CFX_PointF& point, |
| uint32_t nFlag) override; |
| bool OnKeyDown(uint16_t nChar, uint32_t nFlag) override; |
| bool OnChar(uint16_t nChar, uint32_t nFlag) override; |
| CFX_FloatRect GetFocusRect() const override; |
| void OnSetFocus() override; |
| void OnKillFocus() override; |
| |
| void SetAlignFormatVerticalCenter(); |
| void SetCharArray(int32_t nCharArray); |
| void SetLimitChar(int32_t nLimitChar); |
| void SetCharSpace(float fCharSpace); |
| |
| bool CanSelectAll() const; |
| bool CanCopy() const; |
| bool CanCut() const; |
| |
| void CutText(); |
| |
| void SetText(const WideString& csText); |
| void ReplaceSel(const WideString& wsText); |
| |
| bool IsTextFull() const; |
| |
| static float GetCharArrayAutoFontSize(const CPDF_Font* pFont, |
| const CFX_FloatRect& rcPlate, |
| int32_t nCharArray); |
| |
| void SetFillerNotify(IPWL_Filler_Notify* pNotify) { |
| m_pFillerNotify = pNotify; |
| } |
| |
| void AttachFFLData(CFFL_FormFiller* pData) { m_pFormFiller = pData; } |
| |
| void OnInsertWord(const CPVT_WordPlace& place, |
| const CPVT_WordPlace& oldplace); |
| void OnInsertReturn(const CPVT_WordPlace& place, |
| const CPVT_WordPlace& oldplace); |
| void OnBackSpace(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace); |
| void OnDelete(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace); |
| void OnClear(const CPVT_WordPlace& place, const CPVT_WordPlace& oldplace); |
| void OnInsertText(const CPVT_WordPlace& place, |
| const CPVT_WordPlace& oldplace); |
| |
| 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(uint16_t nKeyCode, uint32_t nFlag); |
| |
| CPVT_WordRange GetSelectWordRange() const; |
| bool IsVScrollBarVisible() const; |
| void SetParamByFlag(); |
| |
| CFX_PointF GetWordRightBottomPoint(const CPVT_WordPlace& wpWord); |
| |
| CPVT_WordRange CombineWordRange(const CPVT_WordRange& wr1, |
| const CPVT_WordRange& wr2); |
| CPVT_WordRange GetLatinWordsRange(const CFX_PointF& point) const; |
| CPVT_WordRange GetLatinWordsRange(const CPVT_WordPlace& place) const; |
| CPVT_WordRange GetSameWordsRange(const CPVT_WordPlace& place, |
| bool bLatin, |
| bool bArabic) const; |
| |
| bool m_bFocus = false; |
| CFX_FloatRect m_rcOldWindow; |
| UnownedPtr<IPWL_Filler_Notify> m_pFillerNotify; |
| UnownedPtr<CFFL_FormFiller> m_pFormFiller; |
| }; |
| |
| #endif // FPDFSDK_PWL_CPWL_EDIT_H_ |