| // Copyright 2014 The PDFium Authors |
| // 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 <list> |
| #include <vector> |
| |
| #include "core/fxcrt/span.h" |
| #include "fxjs/gc/heap.h" |
| #include "v8/include/cppgc/garbage-collected.h" |
| #include "v8/include/cppgc/member.h" |
| #include "v8/include/cppgc/visitor.h" |
| #include "xfa/fxfa/cxfa_eventparam.h" |
| #include "xfa/fxfa/cxfa_ffdoc.h" |
| #include "xfa/fxfa/cxfa_ffwidget.h" |
| #include "xfa/fxfa/fxfa.h" |
| |
| class CXFA_BindItems; |
| class CXFA_FFDoc; |
| class CXFA_FFWidgetHandler; |
| class CXFA_Node; |
| class CXFA_Subform; |
| class CXFA_ViewLayoutItem; |
| |
| extern const pdfium::span<const XFA_AttributeValue> kXFAEventActivity; |
| |
| class CXFA_FFDocView : public cppgc::GarbageCollected<CXFA_FFDocView> { |
| public: |
| enum class LayoutStatus : uint8_t { kNone, kStart, kDoing, kEnd }; |
| |
| class UpdateScope { |
| CPPGC_STACK_ALLOCATED(); |
| |
| public: |
| explicit UpdateScope(CXFA_FFDocView* pDocView); |
| ~UpdateScope(); |
| |
| private: |
| UnownedPtr<CXFA_FFDocView> const doc_view_; |
| }; |
| |
| CONSTRUCT_VIA_MAKE_GARBAGE_COLLECTED; |
| ~CXFA_FFDocView(); |
| |
| void Trace(cppgc::Visitor* visitor) const; |
| |
| CXFA_FFDoc* GetDoc() const { return doc_; } |
| int32_t StartLayout(); |
| int32_t DoLayout(); |
| void StopLayout(); |
| |
| void SetLayoutEvent() { layout_event_ = true; } |
| bool InLayoutStatus() const { return in_layout_status_; } |
| LayoutStatus GetLayoutStatus() const { return status_; } |
| |
| void UpdateDocView(); |
| void UpdateUIDisplay(CXFA_Node* pNode, CXFA_FFWidget* pExcept); |
| |
| int32_t CountPageViews() const; |
| CXFA_FFPageView* GetPageView(int32_t nIndex) const; |
| |
| void ResetNode(CXFA_Node* pNode); |
| CXFA_Node* GetRootSubform(); |
| CXFA_FFWidgetHandler* GetWidgetHandler(); |
| CXFA_FFWidget* GetFocusWidget() const { return focus_widget_; } |
| bool SetFocus(CXFA_FFWidget* pNewFocus); |
| CXFA_FFWidget* GetWidgetForNode(CXFA_Node* node); |
| CXFA_FFWidget* GetWidgetByName(const WideString& wsName, |
| CXFA_FFWidget* pRefWidget); |
| CXFA_LayoutProcessor* GetLayoutProcessor() const; |
| void OnPageViewEvent(CXFA_ViewLayoutItem* pSender, |
| CXFA_FFDoc::PageViewEvent eEvent); |
| void LockUpdate() { lock_++; } |
| void UnlockUpdate() { lock_--; } |
| 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_Subform* pNode); |
| CXFA_Node* GetFocusNode() const { return focus_node_; } |
| void SetFocusNode(CXFA_Node* pNode); |
| void DeleteLayoutItem(CXFA_FFWidget* pWidget); |
| XFA_EventError ExecEventActivityByDeepFirst(CXFA_Node* pFormNode, |
| XFA_EVENTTYPE eEventType, |
| bool bIsFormReady, |
| bool bRecursive); |
| |
| void AddBindItem(CXFA_BindItems* item) { bind_items_.push_back(item); } |
| void AddNullTestMsg(const WideString& msg); |
| |
| private: |
| explicit CXFA_FFDocView(CXFA_FFDoc* pDoc); |
| |
| 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); |
| |
| bool IsUpdateLocked() const { return lock_ > 0; } |
| void InitValidate(CXFA_Node* pNode); |
| void RunValidate(); |
| XFA_EventError RunCalculateWidgets(); |
| void RunSubformIndexChange(); |
| |
| cppgc::Member<CXFA_FFDoc> const doc_; |
| cppgc::Member<CXFA_FFWidgetHandler> widget_handler_; |
| cppgc::Member<CXFA_Node> focus_node_; |
| cppgc::Member<CXFA_FFWidget> focus_widget_; |
| std::list<cppgc::Member<CXFA_Node>> validate_nodes_; |
| std::vector<cppgc::Member<CXFA_Node>> calculate_nodes_; |
| std::list<cppgc::Member<CXFA_BindItems>> bind_items_; |
| std::list<cppgc::Member<CXFA_Node>> new_added_nodes_; |
| std::list<cppgc::Member<CXFA_Subform>> index_changed_subforms_; |
| std::vector<WideString> null_test_msg_array_; |
| bool layout_event_ = false; |
| bool in_layout_status_ = false; |
| LayoutStatus status_ = LayoutStatus::kNone; |
| int32_t lock_ = 0; |
| }; |
| |
| #endif // XFA_FXFA_CXFA_FFDOCVIEW_H_ |