1 /** 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) 4 * (C) 2001 Dirk Mueller (mueller@kde.org) 5 * Copyright (C) 2003 Apple Computer, Inc. 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Library General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Library General Public License for more details. 16 * 17 * You should have received a copy of the GNU Library General Public License 18 * along with this library; see the file COPYING.LIB. If not, write to 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 20 * Boston, MA 02110-1301, USA. 21 */ 22 #include "config.h" 23 #include "HTMLTitleElement.h" 24 25 #include "Document.h" 26 #include "HTMLNames.h" 27 #include "Text.h" 28 29 namespace WebCore { 30 31 using namespace HTMLNames; 32 HTMLTitleElement(const QualifiedName & tagName,Document * doc)33 HTMLTitleElement::HTMLTitleElement(const QualifiedName& tagName, Document* doc) 34 : HTMLElement(tagName, doc) 35 , m_title("") 36 { 37 ASSERT(hasTagName(titleTag)); 38 } 39 ~HTMLTitleElement()40 HTMLTitleElement::~HTMLTitleElement() 41 { 42 } 43 insertedIntoDocument()44 void HTMLTitleElement::insertedIntoDocument() 45 { 46 HTMLElement::insertedIntoDocument(); 47 document()->setTitle(m_title, this); 48 } 49 removedFromDocument()50 void HTMLTitleElement::removedFromDocument() 51 { 52 HTMLElement::removedFromDocument(); 53 document()->removeTitle(this); 54 } 55 childrenChanged(bool changedByParser,Node * beforeChange,Node * afterChange,int childCountDelta)56 void HTMLTitleElement::childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta) 57 { 58 m_title = ""; 59 for (Node* c = firstChild(); c != 0; c = c->nextSibling()) 60 if (c->nodeType() == TEXT_NODE || c->nodeType() == CDATA_SECTION_NODE) 61 m_title += c->nodeValue(); 62 if (inDocument()) 63 document()->setTitle(m_title, this); 64 HTMLElement::childrenChanged(changedByParser, beforeChange, afterChange, childCountDelta); 65 } 66 text() const67 String HTMLTitleElement::text() const 68 { 69 String val = ""; 70 71 for (Node *n = firstChild(); n; n = n->nextSibling()) { 72 if (n->isTextNode()) 73 val += static_cast<Text*>(n)->data(); 74 } 75 76 return val; 77 } 78 setText(const String & value)79 void HTMLTitleElement::setText(const String &value) 80 { 81 ExceptionCode ec = 0; 82 int numChildren = childNodeCount(); 83 84 if (numChildren == 1 && firstChild()->isTextNode()) 85 static_cast<Text*>(firstChild())->setData(value, ec); 86 else { 87 if (numChildren > 0) 88 removeChildren(); 89 90 appendChild(document()->createTextNode(value.impl()), ec); 91 } 92 } 93 94 } 95