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b311480e | 1 | // Created on: 2001-06-27 |
2 | // Created by: Alexander GRIGORIEV | |
973c2be1 | 3 | // Copyright (c) 2001-2014 OPEN CASCADE SAS |
b311480e | 4 | // |
973c2be1 | 5 | // This file is part of Open CASCADE Technology software library. |
b311480e | 6 | // |
d5f74e42 | 7 | // This library is free software; you can redistribute it and/or modify it under |
8 | // the terms of the GNU Lesser General Public License version 2.1 as published | |
973c2be1 | 9 | // by the Free Software Foundation, with special exception defined in the file |
10 | // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT | |
11 | // distribution for complete text of the license and disclaimer of any warranty. | |
b311480e | 12 | // |
973c2be1 | 13 | // Alternatively, this file may be used under the terms of Open CASCADE |
14 | // commercial license or contractual agreement. | |
7fd59977 | 15 | |
16 | #include <LDOM_MemManager.hxx> | |
17 | #include <LDOM_BasicElement.hxx> | |
18 | #include <LDOM_BasicAttribute.hxx> | |
e8862cf4 | 19 | #include <LDOM_Element.hxx> |
7fd59977 | 20 | |
21 | #include <Standard_ProgramError.hxx> | |
22 | ||
23 | #include <stdio.h> | |
24 | ||
25 | //======================================================================= | |
26 | //function : LDOM_Element | |
27 | //purpose : | |
28 | //======================================================================= | |
29 | ||
30 | LDOM_Element::LDOM_Element (const LDOM_BasicElement& anElem, | |
31 | const Handle(LDOM_MemManager)& aDoc) | |
32 | : LDOM_Node (anElem, aDoc) {} | |
33 | ||
34 | //======================================================================= | |
35 | //function : getAttribute | |
36 | //purpose : | |
37 | //======================================================================= | |
38 | ||
39 | LDOMString LDOM_Element::getAttribute (const LDOMString& aName) const | |
40 | { | |
41 | const LDOM_BasicElement& anElem = (const LDOM_BasicElement&) Origin(); | |
42 | if (anElem.isNull()) return LDOMString (); | |
43 | if (myLastChild == NULL) { | |
44 | const LDOM_BasicNode * aNode = anElem.GetFirstChild(); | |
45 | if (aNode && aNode -> getNodeType () != LDOM_Node::ATTRIBUTE_NODE) | |
302f96fb | 46 | for(;;) { |
7fd59977 | 47 | const LDOM_BasicNode * aSibling = aNode -> GetSibling(); |
48 | if (aSibling == NULL) | |
49 | return LDOMString (); | |
50 | if (aSibling -> getNodeType () == LDOM_Node::ATTRIBUTE_NODE) { | |
51 | (const LDOM_BasicNode *&) myLastChild = aNode; | |
52 | break; | |
53 | } | |
54 | aNode = aSibling; | |
55 | } | |
56 | } | |
57 | const LDOM_BasicAttribute& anAttr = anElem.GetAttribute (aName, myLastChild); | |
58 | if (anAttr.isNull()) | |
59 | return LDOMString (); | |
60 | return LDOMString (anAttr.GetValue(), myDocument -> Self()); | |
61 | } | |
62 | ||
63 | //======================================================================= | |
64 | //function : getAttributeNode | |
65 | //purpose : | |
66 | //======================================================================= | |
67 | ||
68 | LDOM_Attr LDOM_Element::getAttributeNode (const LDOMString& aName) const | |
69 | { | |
70 | const LDOM_BasicElement& anElem = (const LDOM_BasicElement&) Origin(); | |
71 | if (anElem.isNull()) return LDOM_Attr (); | |
72 | if (myLastChild == NULL) { | |
73 | const LDOM_BasicNode * aNode = anElem.GetFirstChild(); | |
74 | if (aNode && aNode -> getNodeType () != LDOM_Node::ATTRIBUTE_NODE) | |
302f96fb | 75 | for(;;) { |
7fd59977 | 76 | const LDOM_BasicNode * aSibling = aNode -> GetSibling(); |
d28abc65 P |
77 | if (aSibling == NULL) |
78 | return LDOM_Attr (); | |
7fd59977 | 79 | if (aSibling -> getNodeType () == LDOM_Node::ATTRIBUTE_NODE) { |
80 | (const LDOM_BasicNode *&) myLastChild = aSibling; | |
81 | break; | |
82 | } | |
7fd59977 | 83 | aNode = aSibling; |
84 | } | |
85 | } | |
86 | const LDOM_BasicAttribute& anAttr = anElem.GetAttribute (aName, myLastChild); | |
87 | return LDOM_Attr (anAttr, myDocument); | |
88 | } | |
89 | ||
90 | //======================================================================= | |
91 | //function : getElementsByTagName | |
92 | //purpose : | |
93 | //======================================================================= | |
94 | ||
95 | LDOM_NodeList LDOM_Element::getElementsByTagName | |
96 | (const LDOMString& theTagName) const | |
97 | { | |
98 | LDOM_NodeList aList (myDocument); | |
99 | if (isNull() == Standard_False) { | |
100 | const LDOM_BasicElement& anElem = (const LDOM_BasicElement&) Origin(); | |
101 | // if (anElem.GetTagName().equals(theTagName)) | |
102 | if (strcmp (anElem.GetTagName(), theTagName.GetString()) == 0) | |
103 | aList.Append (anElem); | |
104 | anElem.AddElementsByTagName (aList, theTagName); | |
105 | } | |
106 | return aList; | |
107 | } | |
108 | ||
109 | //======================================================================= | |
110 | //function : setAttribute | |
111 | //purpose : | |
112 | //======================================================================= | |
113 | ||
114 | void LDOM_Element::setAttribute (const LDOMString& aName,const LDOMString& aVal) | |
115 | { | |
116 | LDOM_BasicElement& anElem = (LDOM_BasicElement&) Origin(); | |
117 | if (anElem.isNull()) return; | |
118 | ||
119 | myLastChild = anElem.AddAttribute (aName, LDOMString (aVal, myDocument), | |
120 | myDocument, myLastChild); | |
121 | } | |
122 | ||
123 | //======================================================================= | |
124 | //function : setAttributeNode | |
125 | //purpose : | |
126 | //======================================================================= | |
127 | ||
128 | void LDOM_Element::setAttributeNode (const LDOM_Attr& aNewAttr) | |
129 | { | |
130 | setAttribute (aNewAttr.getName(), aNewAttr.getValue()); | |
131 | } | |
132 | ||
133 | //======================================================================= | |
134 | //function : removeAttribute | |
135 | //purpose : | |
136 | //======================================================================= | |
137 | ||
138 | void LDOM_Element::removeAttribute (const LDOMString& aName) | |
139 | { | |
140 | const LDOM_BasicElement& anElem = (const LDOM_BasicElement&) Origin(); | |
141 | if (anElem.isNull()) return; | |
142 | anElem.RemoveAttribute (aName, myLastChild); | |
143 | } | |
144 | ||
145 | //======================================================================= | |
146 | //function : GetChildByTagName | |
147 | //purpose : | |
148 | //======================================================================= | |
149 | ||
150 | LDOM_Element LDOM_Element::GetChildByTagName (const LDOMString& aTagName) const | |
151 | { | |
152 | // Verify preconditions | |
153 | LDOM_Element aVoidElement; | |
154 | if (isNull() || aTagName == NULL) | |
155 | return aVoidElement; | |
156 | ||
157 | // Take the first child. If it doesn't match look for other ones in a loop | |
158 | LDOM_Node aChildNode = getFirstChild(); | |
159 | while (aChildNode != NULL) | |
160 | { | |
161 | const LDOM_Node::NodeType aNodeType = aChildNode.getNodeType(); | |
162 | if (aNodeType == LDOM_Node::ATTRIBUTE_NODE) | |
163 | break; | |
164 | if (aNodeType == LDOM_Node::ELEMENT_NODE) | |
165 | { | |
166 | LDOMString | |
167 | #ifdef DOM2_MODEL | |
168 | aNodeName = aChildNode.getLocalName(); // try DOM2/namespaces | |
169 | if (aNodeName == NULL) | |
170 | #endif | |
171 | aNodeName = aChildNode.getNodeName(); // use DOM1 | |
172 | if (aNodeName.equals(aTagName)) | |
173 | return (LDOM_Element&) aChildNode; // a match has been found | |
174 | } | |
175 | aChildNode = aChildNode.getNextSibling(); | |
176 | } | |
177 | return aVoidElement; | |
178 | } | |
179 | ||
180 | //======================================================================= | |
181 | //function : GetSiblingByTagName | |
182 | //purpose : | |
183 | //======================================================================= | |
184 | ||
185 | LDOM_Element LDOM_Element::GetSiblingByTagName () const | |
186 | { | |
187 | // Verify preconditions | |
188 | LDOM_Element aVoidElement; | |
189 | if (isNull()) return aVoidElement; | |
190 | ||
191 | LDOMString aTagName = getTagName(); | |
192 | ||
193 | // Take the first child. If it doesn't match look for other ones in a loop | |
194 | LDOM_Node aNextNode = getNextSibling(); | |
195 | while (aNextNode != NULL) | |
196 | { | |
197 | const LDOM_Node::NodeType aNodeType = aNextNode.getNodeType(); | |
198 | if (aNodeType == LDOM_Node::ATTRIBUTE_NODE) | |
199 | break; | |
200 | if (aNodeType == LDOM_Node::ELEMENT_NODE) | |
201 | { | |
202 | LDOM_Element aNextElement = (LDOM_Element&) aNextNode; | |
203 | if (aNextElement.getTagName().equals(aTagName)) | |
204 | return aNextElement; // a match has been found | |
205 | } | |
206 | aNextNode = aNextNode.getNextSibling(); | |
207 | } | |
208 | return aVoidElement; | |
209 | } | |
210 | ||
211 | //======================================================================= | |
212 | //function : ReplaceElement | |
213 | //purpose : Permanently replace the element erasing the old data though the | |
214 | // children are not erased. | |
215 | // If anOther belongs to different Document, full copy of all its | |
216 | // children is performed. | |
217 | //======================================================================= | |
218 | ||
219 | void LDOM_Element::ReplaceElement (const LDOM_Element& anOther) | |
220 | { | |
221 | LDOM_BasicElement& anElem = (LDOM_BasicElement&) Origin(); | |
222 | const LDOM_BasicElement& anOtherElem = | |
223 | (const LDOM_BasicElement&) anOther.Origin(); | |
224 | if (myDocument == anOther.myDocument) { | |
225 | anElem.myTagName = anOtherElem.myTagName; | |
226 | anElem.myAttributeMask = anOtherElem.myAttributeMask; | |
227 | anElem.myFirstChild = anOtherElem.myFirstChild; | |
228 | (const LDOM_BasicNode *&) myLastChild = anOther.myLastChild; | |
229 | } else { | |
230 | anElem.ReplaceElement (anOtherElem, myDocument); | |
231 | (const LDOM_BasicNode *&) myLastChild = NULL; | |
232 | } | |
233 | } | |
234 | ||
235 | //======================================================================= | |
236 | //function : GetAttributesList | |
237 | //purpose : | |
238 | //======================================================================= | |
239 | ||
240 | LDOM_NodeList LDOM_Element::GetAttributesList () const | |
241 | { | |
242 | LDOM_NodeList aList (myDocument); | |
243 | const LDOM_BasicElement& anElem = (const LDOM_BasicElement&) Origin(); | |
244 | anElem.AddAttributes (aList, myLastChild); | |
245 | return aList; | |
246 | } |