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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 XFA_FXFA_XFA_FFDOCVIEW_H_
#define XFA_FXFA_XFA_FFDOCVIEW_H_
#include <map>
#include <memory>
#include <vector>
#include "xfa/fxfa/cxfa_eventparam.h"
#include "xfa/fxfa/xfa_ffdoc.h"
class CXFA_FFWidgetHandler;
class CXFA_FFDoc;
class CXFA_FFWidget;
class CXFA_WidgetAccIterator;
extern const XFA_ATTRIBUTEENUM gs_EventActivity[];
enum XFA_DOCVIEW_LAYOUTSTATUS {
XFA_DOCVIEW_LAYOUTSTATUS_None,
XFA_DOCVIEW_LAYOUTSTATUS_Start,
XFA_DOCVIEW_LAYOUTSTATUS_FormInitialize,
XFA_DOCVIEW_LAYOUTSTATUS_FormInitCalculate,
XFA_DOCVIEW_LAYOUTSTATUS_FormInitValidate,
XFA_DOCVIEW_LAYOUTSTATUS_FormFormReady,
XFA_DOCVIEW_LAYOUTSTATUS_Doing,
XFA_DOCVIEW_LAYOUTSTATUS_PagesetInitialize,
XFA_DOCVIEW_LAYOUTSTATUS_PagesetInitCalculate,
XFA_DOCVIEW_LAYOUTSTATUS_PagesetInitValidate,
XFA_DOCVIEW_LAYOUTSTATUS_PagesetFormReady,
XFA_DOCVIEW_LAYOUTSTATUS_LayoutReady,
XFA_DOCVIEW_LAYOUTSTATUS_DocReady,
XFA_DOCVIEW_LAYOUTSTATUS_End
};
class CXFA_FFDocView {
public:
explicit CXFA_FFDocView(CXFA_FFDoc* pDoc);
~CXFA_FFDocView();
CXFA_FFDoc* GetDoc() { return m_pDoc; }
int32_t StartLayout(int32_t iStartPage = 0);
int32_t DoLayout(IFX_Pause* pPause);
void StopLayout();
int32_t GetLayoutStatus();
void UpdateDocView();
int32_t CountPageViews();
CXFA_FFPageView* GetPageView(int32_t nIndex);
void ResetWidgetData(CXFA_WidgetAcc* pWidgetAcc);
int32_t ProcessWidgetEvent(CXFA_EventParam* pParam,
CXFA_WidgetAcc* pWidgetAcc);
CXFA_FFWidgetHandler* GetWidgetHandler();
CXFA_WidgetAccIterator* CreateWidgetAccIterator(
XFA_WIDGETORDER eOrder = XFA_WIDGETORDER_PreOrder);
CXFA_FFWidget* GetFocusWidget();
void KillFocus();
bool SetFocus(CXFA_FFWidget* hWidget);
CXFA_FFWidget* GetWidgetByName(const CFX_WideString& wsName,
CXFA_FFWidget* pRefWidget);
CXFA_WidgetAcc* GetWidgetAccByName(const CFX_WideString& wsName,
CXFA_WidgetAcc* pRefWidgetAcc);
CXFA_LayoutProcessor* GetXFALayout() const;
void OnPageEvent(CXFA_ContainerLayoutItem* pSender, uint32_t dwEvent);
void LockUpdate();
void UnlockUpdate();
bool IsUpdateLocked();
void ClearInvalidateList();
void AddInvalidateRect(CXFA_FFWidget* pWidget, const CFX_RectF& rtInvalidate);
void AddInvalidateRect(CXFA_FFPageView* pPageView,
const CFX_RectF& rtInvalidate);
void RunInvalidate();
void RunDocClose();
void DestroyDocView();
bool InitValidate(CXFA_Node* pNode);
bool RunValidate();
void SetChangeMark();
void AddValidateWidget(CXFA_WidgetAcc* pWidget);
void AddCalculateNodeNotify(CXFA_Node* pNodeChange);
void AddCalculateWidgetAcc(CXFA_WidgetAcc* pWidgetAcc);
int32_t RunCalculateWidgets();
bool IsStaticNotify();
bool RunLayout();
void RunSubformIndexChange();
void AddNewFormNode(CXFA_Node* pNode);
void AddIndexChangedSubform(CXFA_Node* pNode);
CXFA_WidgetAcc* GetFocusWidgetAcc();
void SetFocusWidgetAcc(CXFA_WidgetAcc* pWidgetAcc);
void DeleteLayoutItem(CXFA_FFWidget* pWidget);
int32_t ExecEventActivityByDeepFirst(CXFA_Node* pFormNode,
XFA_EVENTTYPE eEventType,
bool bIsFormReady,
bool bRecursive,
CXFA_Node* pExclude);
bool m_bLayoutEvent;
std::vector<CFX_WideString> m_arrNullTestMsg;
CXFA_FFWidget* m_pListFocusWidget;
bool m_bInLayoutStatus;
protected:
bool RunEventLayoutReady();
void RunBindItems();
bool InitCalculate(CXFA_Node* pNode);
void InitLayout(CXFA_Node* pNode);
void RunCalculateRecursive(int32_t& iIndex);
void ShowNullTestMsg();
bool ResetSingleWidgetAccData(CXFA_WidgetAcc* pWidgetAcc);
CXFA_Node* GetRootSubform();
CXFA_FFDoc* const m_pDoc;
std::unique_ptr<CXFA_FFWidgetHandler> m_pWidgetHandler;
CXFA_LayoutProcessor* m_pXFADocLayout; // not owned.
CXFA_WidgetAcc* m_pFocusAcc; // not owned.
CXFA_FFWidget* m_pFocusWidget; // not owned.
CXFA_FFWidget* m_pOldFocusWidget; // not owned.
std::map<CXFA_FFPageView*, std::unique_ptr<CFX_RectF>> m_mapPageInvalidate;
CFX_ArrayTemplate<CXFA_WidgetAcc*> m_ValidateAccs;
CFX_ArrayTemplate<CXFA_WidgetAcc*> m_CalculateAccs;
CFX_ArrayTemplate<CXFA_Node*> m_BindItems;
CFX_ArrayTemplate<CXFA_Node*> m_NewAddedNodes;
CFX_ArrayTemplate<CXFA_Node*> m_IndexChangedSubforms;
XFA_DOCVIEW_LAYOUTSTATUS m_iStatus;
int32_t m_iLock;
friend class CXFA_FFNotify;
};
class CXFA_WidgetAccIterator {
public:
CXFA_WidgetAccIterator(CXFA_FFDocView* pDocView, CXFA_Node* pTravelRoot);
~CXFA_WidgetAccIterator();
void Reset();
CXFA_WidgetAcc* MoveToFirst();
CXFA_WidgetAcc* MoveToLast();
CXFA_WidgetAcc* MoveToNext();
CXFA_WidgetAcc* MoveToPrevious();
CXFA_WidgetAcc* GetCurrentWidgetAcc();
bool SetCurrentWidgetAcc(CXFA_WidgetAcc* hWidget);
void SkipTree();
protected:
CXFA_ContainerIterator m_ContentIterator;
CXFA_FFDocView* const m_pDocView;
CXFA_WidgetAcc* m_pCurWidgetAcc; // not owned.
};
#endif // XFA_FXFA_XFA_FFDOCVIEW_H_
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