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// 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 "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;
#ifdef PDF_ENABLE_XFA
class CXFA_FFWidget;
#endif // PDF_ENABLE_XFA
class CPDFSDK_WidgetHandler : public IPDFSDK_AnnotHandler {
public:
explicit CPDFSDK_WidgetHandler(CPDFSDK_FormFillEnvironment* pApp);
~CPDFSDK_WidgetHandler() override;
bool CanAnswer(CPDFSDK_Annot* pAnnot) override;
CPDFSDK_Annot* NewAnnot(CPDF_Annot* pAnnot, CPDFSDK_PageView* pPage) override;
#ifdef PDF_ENABLE_XFA
CPDFSDK_Annot* NewAnnot(CXFA_FFWidget* hWidget,
CPDFSDK_PageView* pPage) override;
#endif // PDF_ENABLE_XFA
void ReleaseAnnot(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 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,
CFX_Matrix* pUser2Device,
bool bDrawAnnots) override;
void OnLoad(CPDFSDK_Annot* pAnnot) override;
void OnMouseEnter(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot::ObservedPtr* pAnnot,
uint32_t nFlag) override;
void OnMouseExit(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot::ObservedPtr* pAnnot,
uint32_t nFlag) override;
bool OnLButtonDown(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot::ObservedPtr* pAnnot,
uint32_t nFlags,
const CFX_PointF& point) override;
bool OnLButtonUp(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot::ObservedPtr* pAnnot,
uint32_t nFlags,
const CFX_PointF& point) override;
bool OnLButtonDblClk(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot::ObservedPtr* pAnnot,
uint32_t nFlags,
const CFX_PointF& point) override;
bool OnMouseMove(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot::ObservedPtr* pAnnot,
uint32_t nFlags,
const CFX_PointF& point) override;
bool OnMouseWheel(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot::ObservedPtr* pAnnot,
uint32_t nFlags,
short zDelta,
const CFX_PointF& point) override;
bool OnRButtonDown(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot::ObservedPtr* pAnnot,
uint32_t nFlags,
const CFX_PointF& point) override;
bool OnRButtonUp(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot::ObservedPtr* pAnnot,
uint32_t nFlags,
const CFX_PointF& point) override;
bool OnRButtonDblClk(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot::ObservedPtr* 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(CPDFSDK_Annot::ObservedPtr* pAnnot, uint32_t nFlag) override;
bool OnKillFocus(CPDFSDK_Annot::ObservedPtr* pAnnot, uint32_t nFlag) override;
#ifdef PDF_ENABLE_XFA
bool OnXFAChangedFocus(CPDFSDK_Annot::ObservedPtr* pOldAnnot,
CPDFSDK_Annot::ObservedPtr* pNewAnnot) override;
#endif // PDF_ENABLE_XFA
CFFL_InteractiveFormFiller* GetFormFiller() const {
return m_pFormFiller.Get();
}
private:
UnownedPtr<CPDFSDK_FormFillEnvironment> const m_pFormFillEnv;
UnownedPtr<CFFL_InteractiveFormFiller> const m_pFormFiller;
};
#endif // FPDFSDK_CPDFSDK_WIDGETHANDLER_H_
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