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// 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_FORMFILLER_CFFL_FORMFILLER_H_
#define FPDFSDK_FORMFILLER_CFFL_FORMFILLER_H_
#include <map>
#include <memory>
#include "core/fxcrt/cfx_timer.h"
#include "core/fxcrt/unowned_ptr.h"
#include "fpdfsdk/cpdfsdk_fieldaction.h"
#include "fpdfsdk/cpdfsdk_widget.h"
#include "fpdfsdk/formfiller/cffl_interactiveformfiller.h"
#include "fpdfsdk/pwl/cpwl_wnd.h"
#include "fpdfsdk/pwl/ipwl_systemhandler.h"
class CPDFSDK_Annot;
class CPDFSDK_FormFillEnvironment;
class CPDFSDK_PageView;
class CFFL_FormFiller : public CPWL_Wnd::ProviderIface,
public CFX_Timer::CallbackIface {
public:
CFFL_FormFiller(CPDFSDK_FormFillEnvironment* pFormFillEnv,
CPDFSDK_Widget* pWidget);
~CFFL_FormFiller() override;
virtual void OnDraw(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
CFX_RenderDevice* pDevice,
const CFX_Matrix& mtUser2Device);
virtual void OnDrawDeactive(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
CFX_RenderDevice* pDevice,
const CFX_Matrix& mtUser2Device);
virtual void OnMouseEnter(CPDFSDK_PageView* pPageView);
virtual void OnMouseExit(CPDFSDK_PageView* pPageView);
virtual bool OnLButtonDown(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
uint32_t nFlags,
const CFX_PointF& point);
virtual bool OnLButtonUp(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
uint32_t nFlags,
const CFX_PointF& point);
virtual bool OnLButtonDblClk(CPDFSDK_PageView* pPageView,
uint32_t nFlags,
const CFX_PointF& point);
virtual bool OnMouseMove(CPDFSDK_PageView* pPageView,
uint32_t nFlags,
const CFX_PointF& point);
virtual bool OnMouseWheel(CPDFSDK_PageView* pPageView,
uint32_t nFlags,
const CFX_PointF& point,
const CFX_Vector& delta);
virtual bool OnRButtonDown(CPDFSDK_PageView* pPageView,
uint32_t nFlags,
const CFX_PointF& point);
virtual bool OnRButtonUp(CPDFSDK_PageView* pPageView,
uint32_t nFlags,
const CFX_PointF& point);
virtual bool OnKeyDown(uint32_t nKeyCode, uint32_t nFlags);
virtual bool OnChar(CPDFSDK_Annot* pAnnot, uint32_t nChar, uint32_t nFlags);
virtual bool SetIndexSelected(int index, bool selected);
virtual bool IsIndexSelected(int index);
FX_RECT GetViewBBox(CPDFSDK_PageView* pPageView);
WideString GetText();
WideString GetSelectedText();
void ReplaceSelection(const WideString& text);
bool SelectAllText();
bool CanUndo();
bool CanRedo();
bool Undo();
bool Redo();
void SetFocusForAnnot(CPDFSDK_Annot* pAnnot, uint32_t nFlag);
void KillFocusForAnnot(uint32_t nFlag);
// CFX_Timer::CallbackIface:
void OnTimerFired() override;
// CPWL_Wnd::ProviderIface:
CFX_Matrix GetWindowMatrix(
const IPWL_SystemHandler::PerWindowData* pAttached) override;
virtual void GetActionData(CPDFSDK_PageView* pPageView,
CPDF_AAction::AActionType type,
CPDFSDK_FieldAction& fa);
virtual void SetActionData(CPDFSDK_PageView* pPageView,
CPDF_AAction::AActionType type,
const CPDFSDK_FieldAction& fa);
virtual CPWL_Wnd::CreateParams GetCreateParam();
virtual std::unique_ptr<CPWL_Wnd> NewPWLWindow(
const CPWL_Wnd::CreateParams& cp,
std::unique_ptr<IPWL_SystemHandler::PerWindowData> pAttachedData) = 0;
virtual CPWL_Wnd* ResetPWLWindow(CPDFSDK_PageView* pPageView,
bool bRestoreValue);
virtual void SaveState(CPDFSDK_PageView* pPageView);
virtual void RestoreState(CPDFSDK_PageView* pPageView);
CFX_Matrix GetCurMatrix();
CFX_FloatRect GetFocusBox(CPDFSDK_PageView* pPageView);
CFX_FloatRect FFLtoPWL(const CFX_FloatRect& rect);
CFX_FloatRect PWLtoFFL(const CFX_FloatRect& rect);
CFX_PointF FFLtoPWL(const CFX_PointF& point);
CFX_PointF PWLtoFFL(const CFX_PointF& point);
bool CommitData(CPDFSDK_PageView* pPageView, uint32_t nFlag);
virtual bool IsDataChanged(CPDFSDK_PageView* pPageView);
virtual void SaveData(CPDFSDK_PageView* pPageView);
#ifdef PDF_ENABLE_XFA
virtual bool IsFieldFull(CPDFSDK_PageView* pPageView);
#endif // PDF_ENABLE_XFA
CPWL_Wnd* GetPWLWindow(CPDFSDK_PageView* pPageView, bool bNew);
void DestroyPWLWindow(CPDFSDK_PageView* pPageView);
void EscapeFiller(CPDFSDK_PageView* pPageView, bool bDestroyPWLWindow);
bool IsValid() const;
CFX_FloatRect GetPDFAnnotRect() const;
CPDFSDK_PageView* GetCurPageView();
void SetChangeMark();
CPDFSDK_Annot* GetSDKAnnot() const { return m_pWidget.Get(); }
protected:
// If the inheriting widget has its own fontmap and a PWL_Edit widget that
// access that fontmap then you have to call DestroyWindows before destroying
// the font map in order to not get a use-after-free.
//
// The font map should be stored somewhere more appropriate so it will live
// until the PWL_Edit is done with it. pdfium:566
void DestroyWindows();
void InvalidateRect(const FX_RECT& rect);
bool m_bValid = false;
UnownedPtr<CPDFSDK_FormFillEnvironment> const m_pFormFillEnv;
UnownedPtr<CPDFSDK_Widget> m_pWidget;
std::unique_ptr<CFX_Timer> m_pTimer;
std::map<CPDFSDK_PageView*, std::unique_ptr<CPWL_Wnd>> m_Maps;
};
#endif // FPDFSDK_FORMFILLER_CFFL_FORMFILLER_H_