| // Copyright 2016 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_CPDFSDK_WIDGETHANDLER_H_ |
| #define FPDFSDK_CPDFSDK_WIDGETHANDLER_H_ |
| |
| #include <memory> |
| |
| #include "core/fxcrt/fx_coordinates.h" |
| #include "core/fxcrt/unowned_ptr.h" |
| #include "fpdfsdk/ipdfsdk_annothandler.h" |
| |
| class CFFL_InteractiveFormFiller; |
| class CFX_Matrix; |
| class CFX_RenderDevice; |
| class CPDF_Annot; |
| class CPDFSDK_Annot; |
| class CPDFSDK_FormFillEnvironment; |
| class CPDFSDK_PageView; |
| |
| class CPDFSDK_WidgetHandler final : public IPDFSDK_AnnotHandler { |
| public: |
| CPDFSDK_WidgetHandler(); |
| ~CPDFSDK_WidgetHandler() override; |
| |
| void SetFormFillEnvironment( |
| CPDFSDK_FormFillEnvironment* pFormFillEnv) override; |
| bool CanAnswer(CPDFSDK_Annot* pAnnot) override; |
| std::unique_ptr<CPDFSDK_Annot> NewAnnot(CPDF_Annot* pAnnot, |
| CPDFSDK_PageView* pPageView) override; |
| void ReleaseAnnot(std::unique_ptr<CPDFSDK_Annot> pAnnot) override; |
| CFX_FloatRect GetViewBBox(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot) override; |
| WideString GetText(CPDFSDK_Annot* pAnnot) override; |
| WideString GetSelectedText(CPDFSDK_Annot* pAnnot) override; |
| void ReplaceSelection(CPDFSDK_Annot* pAnnot, const WideString& text) override; |
| bool SelectAllText(CPDFSDK_Annot* pAnnot) override; |
| bool CanUndo(CPDFSDK_Annot* pAnnot) override; |
| bool CanRedo(CPDFSDK_Annot* pAnnot) override; |
| bool Undo(CPDFSDK_Annot* pAnnot) override; |
| bool Redo(CPDFSDK_Annot* pAnnot) override; |
| bool HitTest(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| const CFX_PointF& point) override; |
| void OnDraw(CPDFSDK_PageView* pPageView, |
| CPDFSDK_Annot* pAnnot, |
| CFX_RenderDevice* pDevice, |
| const CFX_Matrix& mtUser2Device, |
| bool bDrawAnnots) override; |
| void OnLoad(CPDFSDK_Annot* pAnnot) override; |
| |
| void OnMouseEnter(CPDFSDK_PageView* pPageView, |
| ObservedPtr<CPDFSDK_Annot>* pAnnot, |
| uint32_t nFlag) override; |
| void OnMouseExit(CPDFSDK_PageView* pPageView, |
| ObservedPtr<CPDFSDK_Annot>* pAnnot, |
| uint32_t nFlag) override; |
| bool OnLButtonDown(CPDFSDK_PageView* pPageView, |
| ObservedPtr<CPDFSDK_Annot>* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point) override; |
| bool OnLButtonUp(CPDFSDK_PageView* pPageView, |
| ObservedPtr<CPDFSDK_Annot>* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point) override; |
| bool OnLButtonDblClk(CPDFSDK_PageView* pPageView, |
| ObservedPtr<CPDFSDK_Annot>* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point) override; |
| bool OnMouseMove(CPDFSDK_PageView* pPageView, |
| ObservedPtr<CPDFSDK_Annot>* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point) override; |
| bool OnMouseWheel(CPDFSDK_PageView* pPageView, |
| ObservedPtr<CPDFSDK_Annot>* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point, |
| const CFX_Vector& delta) override; |
| bool OnRButtonDown(CPDFSDK_PageView* pPageView, |
| ObservedPtr<CPDFSDK_Annot>* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point) override; |
| bool OnRButtonUp(CPDFSDK_PageView* pPageView, |
| ObservedPtr<CPDFSDK_Annot>* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point) override; |
| bool OnRButtonDblClk(CPDFSDK_PageView* pPageView, |
| ObservedPtr<CPDFSDK_Annot>* pAnnot, |
| uint32_t nFlags, |
| const CFX_PointF& point) override; |
| bool OnChar(CPDFSDK_Annot* pAnnot, uint32_t nChar, uint32_t nFlags) override; |
| bool OnKeyDown(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) override; |
| bool OnKeyUp(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) override; |
| bool OnSetFocus(ObservedPtr<CPDFSDK_Annot>* pAnnot, uint32_t nFlag) override; |
| bool OnKillFocus(ObservedPtr<CPDFSDK_Annot>* pAnnot, uint32_t nFlag) override; |
| bool SetIndexSelected(ObservedPtr<CPDFSDK_Annot>* pAnnot, |
| int index, |
| bool selected) override; |
| bool IsIndexSelected(ObservedPtr<CPDFSDK_Annot>* pAnnot, int index) override; |
| |
| private: |
| bool IsFocusableAnnot(const CPDF_Annot::Subtype& annot_type) const; |
| |
| UnownedPtr<CPDFSDK_FormFillEnvironment> m_pFormFillEnv; |
| UnownedPtr<CFFL_InteractiveFormFiller> m_pFormFiller; |
| }; |
| |
| #endif // FPDFSDK_CPDFSDK_WIDGETHANDLER_H_ |