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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_CXFA_FFDOCVIEW_H_
#define XFA_FXFA_CXFA_FFDOCVIEW_H_
#include <map>
#include <memory>
#include <vector>
#include "core/fxcrt/unowned_ptr.h"
#include "xfa/fxfa/cxfa_eventparam.h"
#include "xfa/fxfa/cxfa_ffdoc.h"
class CXFA_BindItems;
class CXFA_ContainerLayoutItem;
class CXFA_FFWidgetHandler;
class CXFA_FFDoc;
class CXFA_FFWidget;
class CXFA_Node;
class CXFA_Subform;
class CXFA_ReadyNodeIterator;
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.Get(); }
int32_t StartLayout();
int32_t DoLayout();
void StopLayout();
int32_t GetLayoutStatus() const { return m_iStatus; }
void UpdateDocView();
int32_t CountPageViews() const;
CXFA_FFPageView* GetPageView(int32_t nIndex) const;
void ResetNode(CXFA_Node* pNode);
CXFA_FFWidgetHandler* GetWidgetHandler();
std::unique_ptr<CXFA_ReadyNodeIterator> CreateReadyNodeIterator();
CXFA_FFWidget* GetFocusWidget() const { return m_pFocusWidget.Get(); }
bool SetFocus(CXFA_FFWidget* hWidget);
CXFA_FFWidget* GetWidgetForNode(CXFA_Node* node);
CXFA_FFWidget* GetWidgetByName(const WideString& wsName,
CXFA_FFWidget* pRefWidget);
CXFA_LayoutProcessor* GetXFALayout() const;
void OnPageEvent(CXFA_ContainerLayoutItem* pSender, uint32_t dwEvent);
void LockUpdate() { m_iLock++; }
void UnlockUpdate() { m_iLock--; }
void InvalidateRect(CXFA_FFPageView* pPageView,
const CFX_RectF& rtInvalidate);
void RunDocClose();
void ProcessValueChanged(CXFA_Node* node);
void SetChangeMark();
void AddValidateNode(CXFA_Node* node);
void AddCalculateNodeNotify(CXFA_Node* pNodeChange);
void AddCalculateNode(CXFA_Node* node);
bool RunLayout();
void AddNewFormNode(CXFA_Node* pNode);
void AddIndexChangedSubform(CXFA_Node* pNode);
CXFA_Node* GetFocusNode() const { return m_pFocusNode.Get(); }
void SetFocusNode(CXFA_Node* pNode);
void DeleteLayoutItem(CXFA_FFWidget* pWidget);
int32_t ExecEventActivityByDeepFirst(CXFA_Node* pFormNode,
XFA_EVENTTYPE eEventType,
bool bIsFormReady,
bool bRecursive);
void AddBindItem(CXFA_BindItems* item) { m_BindItems.push_back(item); }
bool m_bLayoutEvent = false;
bool m_bInLayoutStatus = false;
std::vector<WideString> m_arrNullTestMsg;
private:
bool RunEventLayoutReady();
void RunBindItems();
void InitCalculate(CXFA_Node* pNode);
void InitLayout(CXFA_Node* pNode);
size_t RunCalculateRecursive(size_t index);
void ShowNullTestMsg();
bool ResetSingleNodeData(CXFA_Node* pNode);
CXFA_Subform* GetRootSubform();
bool IsUpdateLocked() { return m_iLock > 0; }
bool InitValidate(CXFA_Node* pNode);
bool RunValidate();
int32_t RunCalculateWidgets();
void RunSubformIndexChange();
UnownedPtr<CXFA_FFDoc> const m_pDoc;
std::unique_ptr<CXFA_FFWidgetHandler> m_pWidgetHandler;
CXFA_LayoutProcessor* m_pXFADocLayout = nullptr; // Not owned.
UnownedPtr<CXFA_Node> m_pFocusNode;
UnownedPtr<CXFA_FFWidget> m_pFocusWidget;
UnownedPtr<CXFA_FFWidget> m_pOldFocusWidget;
std::vector<CXFA_Node*> m_ValidateNodes;
std::vector<CXFA_Node*> m_CalculateNodes;
std::vector<CXFA_BindItems*> m_BindItems;
std::vector<CXFA_Node*> m_NewAddedNodes;
std::vector<CXFA_Node*> m_IndexChangedSubforms;
XFA_DOCVIEW_LAYOUTSTATUS m_iStatus = XFA_DOCVIEW_LAYOUTSTATUS_None;
int32_t m_iLock = 0;
};
#endif // XFA_FXFA_CXFA_FFDOCVIEW_H_
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