138 lines
4.4 KiB
C++
138 lines
4.4 KiB
C++
// Copyright 2014 The PDFium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef XFA_FXFA_CXFA_FFDOCVIEW_H_
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#define XFA_FXFA_CXFA_FFDOCVIEW_H_
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#include <list>
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#include <vector>
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#include "fxjs/gc/heap.h"
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#include "v8/include/cppgc/garbage-collected.h"
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#include "v8/include/cppgc/member.h"
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#include "v8/include/cppgc/visitor.h"
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#include "xfa/fxfa/cxfa_eventparam.h"
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#include "xfa/fxfa/cxfa_ffdoc.h"
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#include "xfa/fxfa/cxfa_ffwidget.h"
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#include "xfa/fxfa/fxfa.h"
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class CXFA_BindItems;
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class CXFA_FFDoc;
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class CXFA_FFWidgetHandler;
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class CXFA_Node;
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class CXFA_Subform;
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class CXFA_ViewLayoutItem;
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extern const XFA_AttributeValue kXFAEventActivity[];
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class CXFA_FFDocView : public cppgc::GarbageCollected<CXFA_FFDocView> {
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public:
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enum class LayoutStatus : uint8_t { kNone, kStart, kDoing, kEnd };
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class UpdateScope {
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CPPGC_STACK_ALLOCATED();
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public:
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explicit UpdateScope(CXFA_FFDocView* pDocView);
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~UpdateScope();
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private:
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UnownedPtr<CXFA_FFDocView> const m_pDocView;
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};
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CONSTRUCT_VIA_MAKE_GARBAGE_COLLECTED;
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~CXFA_FFDocView();
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void Trace(cppgc::Visitor* visitor) const;
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CXFA_FFDoc* GetDoc() const { return m_pDoc; }
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int32_t StartLayout();
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int32_t DoLayout();
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void StopLayout();
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void SetLayoutEvent() { m_bLayoutEvent = true; }
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bool InLayoutStatus() const { return m_bInLayoutStatus; }
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LayoutStatus GetLayoutStatus() const { return m_iStatus; }
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void UpdateDocView();
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void UpdateUIDisplay(CXFA_Node* pNode, CXFA_FFWidget* pExcept);
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int32_t CountPageViews() const;
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CXFA_FFPageView* GetPageView(int32_t nIndex) const;
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void ResetNode(CXFA_Node* pNode);
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CXFA_Node* GetRootSubform();
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CXFA_FFWidgetHandler* GetWidgetHandler();
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CXFA_FFWidget* GetFocusWidget() const { return m_pFocusWidget; }
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bool SetFocus(CXFA_FFWidget* pNewFocus);
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CXFA_FFWidget* GetWidgetForNode(CXFA_Node* node);
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CXFA_FFWidget* GetWidgetByName(const WideString& wsName,
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CXFA_FFWidget* pRefWidget);
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CXFA_LayoutProcessor* GetLayoutProcessor() const;
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void OnPageViewEvent(CXFA_ViewLayoutItem* pSender,
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CXFA_FFDoc::PageViewEvent eEvent);
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void LockUpdate() { m_iLock++; }
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void UnlockUpdate() { m_iLock--; }
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void InvalidateRect(CXFA_FFPageView* pPageView,
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const CFX_RectF& rtInvalidate);
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void RunDocClose();
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void ProcessValueChanged(CXFA_Node* node);
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void SetChangeMark();
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void AddValidateNode(CXFA_Node* node);
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void AddCalculateNodeNotify(CXFA_Node* pNodeChange);
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void AddCalculateNode(CXFA_Node* node);
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bool RunLayout();
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void AddNewFormNode(CXFA_Node* pNode);
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void AddIndexChangedSubform(CXFA_Subform* pNode);
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CXFA_Node* GetFocusNode() const { return m_pFocusNode; }
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void SetFocusNode(CXFA_Node* pNode);
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void DeleteLayoutItem(CXFA_FFWidget* pWidget);
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XFA_EventError ExecEventActivityByDeepFirst(CXFA_Node* pFormNode,
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XFA_EVENTTYPE eEventType,
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bool bIsFormReady,
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bool bRecursive);
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void AddBindItem(CXFA_BindItems* item) { m_BindItems.push_back(item); }
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void AddNullTestMsg(const WideString& msg);
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private:
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explicit CXFA_FFDocView(CXFA_FFDoc* pDoc);
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bool RunEventLayoutReady();
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void RunBindItems();
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void InitCalculate(CXFA_Node* pNode);
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void InitLayout(CXFA_Node* pNode);
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size_t RunCalculateRecursive(size_t index);
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void ShowNullTestMsg();
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bool ResetSingleNodeData(CXFA_Node* pNode);
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bool IsUpdateLocked() const { return m_iLock > 0; }
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bool InitValidate(CXFA_Node* pNode);
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bool RunValidate();
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XFA_EventError RunCalculateWidgets();
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void RunSubformIndexChange();
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cppgc::Member<CXFA_FFDoc> const m_pDoc;
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cppgc::Member<CXFA_FFWidgetHandler> m_pWidgetHandler;
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cppgc::Member<CXFA_Node> m_pFocusNode;
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cppgc::Member<CXFA_FFWidget> m_pFocusWidget;
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std::list<cppgc::Member<CXFA_Node>> m_ValidateNodes;
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std::vector<cppgc::Member<CXFA_Node>> m_CalculateNodes;
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std::list<cppgc::Member<CXFA_BindItems>> m_BindItems;
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std::list<cppgc::Member<CXFA_Node>> m_NewAddedNodes;
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std::list<cppgc::Member<CXFA_Subform>> m_IndexChangedSubforms;
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std::vector<WideString> m_NullTestMsgArray;
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bool m_bLayoutEvent = false;
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bool m_bInLayoutStatus = false;
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LayoutStatus m_iStatus = LayoutStatus::kNone;
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int32_t m_iLock = 0;
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};
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#endif // XFA_FXFA_CXFA_FFDOCVIEW_H_
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