| // Copyright 2017 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_PARSER_CXFA_OBJECT_H_ |
| #define XFA_FXFA_PARSER_CXFA_OBJECT_H_ |
| |
| #include "core/fxcrt/fx_string.h" |
| #include "fxjs/gc/heap.h" |
| #include "fxjs/xfa/fxjse.h" |
| #include "v8/include/cppgc/garbage-collected.h" |
| #include "v8/include/cppgc/member.h" |
| #include "xfa/fxfa/fxfa_basic.h" |
| |
| namespace cppgc { |
| class Visitor; |
| } // namespace cppgc |
| |
| enum class XFA_ObjectType { |
| Object, |
| List, |
| Node, |
| NodeC, |
| NodeV, |
| ModelNode, |
| TextNode, |
| TreeList, |
| ContainerNode, |
| ContentNode, |
| ThisProxy, |
| }; |
| |
| class CJX_Object; |
| class CXFA_Document; |
| class CXFA_List; |
| class CXFA_Node; |
| class CXFA_ThisProxy; |
| class CXFA_TreeList; |
| |
| class CXFA_Object : public cppgc::GarbageCollected<CXFA_Object> { |
| public: |
| virtual ~CXFA_Object(); |
| |
| virtual void Trace(cppgc::Visitor* visitor) const; |
| |
| CXFA_Document* GetDocument() const { return m_pDocument.Get(); } |
| XFA_ObjectType GetObjectType() const { return m_objectType; } |
| |
| bool IsList() const { |
| return m_objectType == XFA_ObjectType::List || |
| m_objectType == XFA_ObjectType::TreeList; |
| } |
| bool IsNode() const { |
| return m_objectType == XFA_ObjectType::Node || |
| m_objectType == XFA_ObjectType::NodeC || |
| m_objectType == XFA_ObjectType::NodeV || |
| m_objectType == XFA_ObjectType::ModelNode || |
| m_objectType == XFA_ObjectType::TextNode || |
| m_objectType == XFA_ObjectType::ContainerNode || |
| m_objectType == XFA_ObjectType::ContentNode; |
| } |
| bool IsTreeList() const { return m_objectType == XFA_ObjectType::TreeList; } |
| bool IsContentNode() const { |
| return m_objectType == XFA_ObjectType::ContentNode; |
| } |
| bool IsContainerNode() const { |
| return m_objectType == XFA_ObjectType::ContainerNode; |
| } |
| bool IsModelNode() const { return m_objectType == XFA_ObjectType::ModelNode; } |
| bool IsNodeV() const { return m_objectType == XFA_ObjectType::NodeV; } |
| bool IsThisProxy() const { return m_objectType == XFA_ObjectType::ThisProxy; } |
| |
| CXFA_List* AsList(); |
| CXFA_Node* AsNode(); |
| CXFA_TreeList* AsTreeList(); |
| CXFA_ThisProxy* AsThisProxy(); |
| |
| CJX_Object* JSObject() { return m_pJSObject; } |
| const CJX_Object* JSObject() const { return m_pJSObject; } |
| |
| bool HasCreatedUIWidget() const { |
| return m_elementType == XFA_Element::Field || |
| m_elementType == XFA_Element::Draw || |
| m_elementType == XFA_Element::Subform || |
| m_elementType == XFA_Element::ExclGroup; |
| } |
| |
| XFA_Element GetElementType() const { return m_elementType; } |
| ByteStringView GetClassName() const { return m_elementName; } |
| uint32_t GetClassHashCode() const { return m_elementNameHash; } |
| |
| WideString GetSOMExpression(); |
| |
| protected: |
| CXFA_Object(CXFA_Document* pDocument, |
| XFA_ObjectType objectType, |
| XFA_Element eType, |
| CJX_Object* jsObject); |
| |
| const XFA_ObjectType m_objectType; |
| const XFA_Element m_elementType; |
| const ByteStringView m_elementName; |
| const uint32_t m_elementNameHash; |
| cppgc::WeakMember<CXFA_Document> m_pDocument; |
| cppgc::Member<CJX_Object> m_pJSObject; |
| }; |
| |
| // Helper functions that permit nullptr arguments. |
| CXFA_List* ToList(CXFA_Object* pObj); |
| CXFA_Node* ToNode(CXFA_Object* pObj); |
| CXFA_TreeList* ToTreeList(CXFA_Object* pObj); |
| CXFA_ThisProxy* ToThisProxy(CXFA_Object* pObj); |
| |
| #endif // XFA_FXFA_PARSER_CXFA_OBJECT_H_ |