xref: /aosp_15_r20/external/pdfium/xfa/fxfa/parser/cxfa_object.cpp (revision 3ac0a46f773bac49fa9476ec2b1cf3f8da5ec3a4)
1 // Copyright 2016 The PDFium Authors
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 #include "xfa/fxfa/parser/cxfa_object.h"
8 
9 #include "core/fxcrt/fx_extension.h"
10 #include "fxjs/xfa/cfxjse_engine.h"
11 #include "fxjs/xfa/cfxjse_value.h"
12 #include "fxjs/xfa/cjx_object.h"
13 #include "xfa/fxfa/cxfa_ffnotify.h"
14 #include "xfa/fxfa/parser/cxfa_document.h"
15 #include "xfa/fxfa/parser/cxfa_node.h"
16 #include "xfa/fxfa/parser/cxfa_thisproxy.h"
17 #include "xfa/fxfa/parser/cxfa_treelist.h"
18 #include "xfa/fxfa/parser/xfa_basic_data.h"
19 
CXFA_Object(CXFA_Document * pDocument,XFA_ObjectType objectType,XFA_Element elementType,CJX_Object * jsObject)20 CXFA_Object::CXFA_Object(CXFA_Document* pDocument,
21                          XFA_ObjectType objectType,
22                          XFA_Element elementType,
23                          CJX_Object* jsObject)
24     : m_objectType(objectType),
25       m_elementType(elementType),
26       m_elementName(XFA_ElementToName(elementType)),
27       m_elementNameHash(FX_HashCode_GetAsIfW(m_elementName)),
28       m_pDocument(pDocument),
29       m_pJSObject(jsObject) {}
30 
31 CXFA_Object::~CXFA_Object() = default;
32 
Trace(cppgc::Visitor * visitor) const33 void CXFA_Object::Trace(cppgc::Visitor* visitor) const {
34   visitor->Trace(m_pDocument);
35   visitor->Trace(m_pJSObject);
36 }
37 
GetSOMExpression()38 WideString CXFA_Object::GetSOMExpression() {
39   CXFA_Node* pNode = AsNode();
40   return pNode ? pNode->GetNameExpression() : WideString();
41 }
42 
AsList()43 CXFA_List* CXFA_Object::AsList() {
44   return IsList() ? static_cast<CXFA_List*>(this) : nullptr;
45 }
46 
AsNode()47 CXFA_Node* CXFA_Object::AsNode() {
48   return IsNode() ? static_cast<CXFA_Node*>(this) : nullptr;
49 }
50 
AsTreeList()51 CXFA_TreeList* CXFA_Object::AsTreeList() {
52   return IsTreeList() ? static_cast<CXFA_TreeList*>(this) : nullptr;
53 }
54 
AsThisProxy()55 CXFA_ThisProxy* CXFA_Object::AsThisProxy() {
56   return IsThisProxy() ? static_cast<CXFA_ThisProxy*>(this) : nullptr;
57 }
58 
ToList(CXFA_Object * pObj)59 CXFA_List* ToList(CXFA_Object* pObj) {
60   return pObj ? pObj->AsList() : nullptr;
61 }
62 
ToNode(CXFA_Object * pObj)63 CXFA_Node* ToNode(CXFA_Object* pObj) {
64   return pObj ? pObj->AsNode() : nullptr;
65 }
66 
ToTreeList(CXFA_Object * pObj)67 CXFA_TreeList* ToTreeList(CXFA_Object* pObj) {
68   return pObj ? pObj->AsTreeList() : nullptr;
69 }
70 
ToThisProxy(CXFA_Object * pObj)71 CXFA_ThisProxy* ToThisProxy(CXFA_Object* pObj) {
72   return pObj ? pObj->AsThisProxy() : nullptr;
73 }
74