1 // Copyright 2014 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #ifndef XFA_FXFA_CXFA_FFDOCVIEW_H_ 8 #define XFA_FXFA_CXFA_FFDOCVIEW_H_ 9 10 #include <map> 11 #include <memory> 12 #include <vector> 13 14 #include "core/fxcrt/unowned_ptr.h" 15 #include "xfa/fxfa/cxfa_eventparam.h" 16 #include "xfa/fxfa/cxfa_ffdoc.h" 17 18 class CXFA_BindItems; 19 class CXFA_FFWidgetHandler; 20 class CXFA_FFDoc; 21 class CXFA_FFWidget; 22 class CXFA_Subform; 23 class CXFA_WidgetAccIterator; 24 25 extern const XFA_AttributeEnum gs_EventActivity[]; 26 enum XFA_DOCVIEW_LAYOUTSTATUS { 27 XFA_DOCVIEW_LAYOUTSTATUS_None, 28 XFA_DOCVIEW_LAYOUTSTATUS_Start, 29 XFA_DOCVIEW_LAYOUTSTATUS_FormInitialize, 30 XFA_DOCVIEW_LAYOUTSTATUS_FormInitCalculate, 31 XFA_DOCVIEW_LAYOUTSTATUS_FormInitValidate, 32 XFA_DOCVIEW_LAYOUTSTATUS_FormFormReady, 33 XFA_DOCVIEW_LAYOUTSTATUS_Doing, 34 XFA_DOCVIEW_LAYOUTSTATUS_PagesetInitialize, 35 XFA_DOCVIEW_LAYOUTSTATUS_PagesetInitCalculate, 36 XFA_DOCVIEW_LAYOUTSTATUS_PagesetInitValidate, 37 XFA_DOCVIEW_LAYOUTSTATUS_PagesetFormReady, 38 XFA_DOCVIEW_LAYOUTSTATUS_LayoutReady, 39 XFA_DOCVIEW_LAYOUTSTATUS_DocReady, 40 XFA_DOCVIEW_LAYOUTSTATUS_End 41 }; 42 43 class CXFA_FFDocView { 44 public: 45 explicit CXFA_FFDocView(CXFA_FFDoc* pDoc); 46 ~CXFA_FFDocView(); 47 48 CXFA_FFDoc* GetDoc() { return m_pDoc.Get(); } 49 int32_t StartLayout(int32_t iStartPage = 0); 50 int32_t DoLayout(); 51 void StopLayout(); 52 int32_t GetLayoutStatus() const { return m_iStatus; } 53 void UpdateDocView(); 54 int32_t CountPageViews() const; 55 CXFA_FFPageView* GetPageView(int32_t nIndex) const; 56 57 void ResetWidgetAcc(CXFA_WidgetAcc* pWidgetAcc); 58 int32_t ProcessWidgetEvent(CXFA_EventParam* pParam, 59 CXFA_WidgetAcc* pWidgetAcc); 60 CXFA_FFWidgetHandler* GetWidgetHandler(); 61 std::unique_ptr<CXFA_WidgetAccIterator> CreateWidgetAccIterator(); 62 CXFA_FFWidget* GetFocusWidget() const { return m_pFocusWidget.Get(); } 63 void KillFocus(); 64 bool SetFocus(CXFA_FFWidget* hWidget); 65 CXFA_FFWidget* GetWidgetForNode(CXFA_Node* node); 66 CXFA_FFWidget* GetWidgetByName(const WideString& wsName, 67 CXFA_FFWidget* pRefWidget); 68 CXFA_WidgetAcc* GetWidgetAccByName(const WideString& wsName, 69 CXFA_WidgetAcc* pRefWidgetAcc); 70 CXFA_LayoutProcessor* GetXFALayout() const; 71 void OnPageEvent(CXFA_ContainerLayoutItem* pSender, uint32_t dwEvent); 72 void LockUpdate() { m_iLock++; } 73 void UnlockUpdate() { m_iLock--; } 74 bool IsUpdateLocked() { return m_iLock > 0; } 75 void ClearInvalidateList() { m_mapPageInvalidate.clear(); } 76 void AddInvalidateRect(CXFA_FFWidget* pWidget, const CFX_RectF& rtInvalidate); 77 void AddInvalidateRect(CXFA_FFPageView* pPageView, 78 const CFX_RectF& rtInvalidate); 79 void RunInvalidate(); 80 void RunDocClose(); 81 void DestroyDocView(); 82 83 void ProcessValueChanged(CXFA_WidgetAcc* widgetAcc); 84 85 bool InitValidate(CXFA_Node* pNode); 86 bool RunValidate(); 87 88 void SetChangeMark(); 89 90 void AddValidateWidget(CXFA_WidgetAcc* pWidget); 91 void AddCalculateNodeNotify(CXFA_Node* pNodeChange); 92 void AddCalculateWidgetAcc(CXFA_WidgetAcc* pWidgetAcc); 93 int32_t RunCalculateWidgets(); 94 bool IsStaticNotify() { 95 return m_pDoc->GetFormType() == FormType::kXFAForeground; 96 } 97 bool RunLayout(); 98 void RunSubformIndexChange(); 99 void AddNewFormNode(CXFA_Node* pNode); 100 void AddIndexChangedSubform(CXFA_Node* pNode); 101 CXFA_WidgetAcc* GetFocusWidgetAcc() const { return m_pFocusAcc.Get(); } 102 void SetFocusWidgetAcc(CXFA_WidgetAcc* pWidgetAcc); 103 void DeleteLayoutItem(CXFA_FFWidget* pWidget); 104 int32_t ExecEventActivityByDeepFirst(CXFA_Node* pFormNode, 105 XFA_EVENTTYPE eEventType, 106 bool bIsFormReady, 107 bool bRecursive, 108 CXFA_Node* pExclude); 109 110 void AddBindItem(CXFA_BindItems* item) { m_BindItems.push_back(item); } 111 112 bool m_bLayoutEvent; 113 std::vector<WideString> m_arrNullTestMsg; 114 CXFA_FFWidget* m_pListFocusWidget; 115 bool m_bInLayoutStatus; 116 117 private: 118 bool RunEventLayoutReady(); 119 void RunBindItems(); 120 void InitCalculate(CXFA_Node* pNode); 121 void InitLayout(CXFA_Node* pNode); 122 size_t RunCalculateRecursive(size_t index); 123 void ShowNullTestMsg(); 124 bool ResetSingleWidgetAccData(CXFA_WidgetAcc* pWidgetAcc); 125 CXFA_Subform* GetRootSubform(); 126 127 UnownedPtr<CXFA_FFDoc> const m_pDoc; 128 std::unique_ptr<CXFA_FFWidgetHandler> m_pWidgetHandler; 129 CXFA_LayoutProcessor* m_pXFADocLayout; // Not owned. 130 UnownedPtr<CXFA_WidgetAcc> m_pFocusAcc; 131 UnownedPtr<CXFA_FFWidget> m_pFocusWidget; 132 UnownedPtr<CXFA_FFWidget> m_pOldFocusWidget; 133 std::map<CXFA_FFPageView*, std::unique_ptr<CFX_RectF>> m_mapPageInvalidate; 134 std::vector<CXFA_WidgetAcc*> m_ValidateAccs; 135 std::vector<CXFA_WidgetAcc*> m_CalculateAccs; 136 std::vector<CXFA_BindItems*> m_BindItems; 137 std::vector<CXFA_Node*> m_NewAddedNodes; 138 std::vector<CXFA_Node*> m_IndexChangedSubforms; 139 XFA_DOCVIEW_LAYOUTSTATUS m_iStatus; 140 int32_t m_iLock; 141 }; 142 143 #endif // XFA_FXFA_CXFA_FFDOCVIEW_H_ 144
