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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+** * Redistributions of source code must retain the above copyright
+** notice, this list of conditions and the following disclaimer.
+** * Redistributions in binary form must reproduce the above copyright
+** notice, this list of conditions and the following disclaimer in
+** the documentation and/or other materials provided with the
+** distribution.
+** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+** the names of its contributors may be used to endorse or promote
+** products derived from this software without specific prior written
+** permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//! [0]
+QDomDocument doc;
+QDomImplementation impl;
+
+// This will create the element, but the resulting XML document will
+// be invalid, because '~' is not a valid character in a tag name.
+impl.setInvalidDataPolicy(QDomImplementation::AcceptInvalidData);
+QDomElement elt1 = doc.createElement("foo~bar");
+
+// This will create an element with the tag name "foobar".
+impl.setInvalidDataPolicy(QDomImplementation::DropInvalidData);
+QDomElement elt2 = doc.createElement("foo~bar");
+
+// This will create a null element.
+impl.setInvalidDataPolicy(QDomImplementation::ReturnNullNode);
+QDomElement elt3 = doc.createElement("foo~bar");
+//! [0]
+
+
+//! [1]
+QDomDocument d;
+d.setContent(someXML);
+QDomNode n = d.firstChild();
+while (!n.isNull()) {
+ if (n.isElement()) {
+ QDomElement e = n.toElement();
+ cout << "Element name: " << e.tagName() << endl;
+ break;
+ }
+ n = n.nextSibling();
+}
+//! [1]
+
+
+//! [2]
+QDomDocument document;
+QDomElement element1 = document.documentElement();
+QDomElement element2 = element1;
+//! [2]
+
+
+//! [3]
+QDomElement element3 = document.createElement("MyElement");
+QDomElement element4 = document.createElement("MyElement");
+//! [3]
+
+
+//! [4]
+<body>
+<h1>Heading</h1>
+<p>Hello <b>you</b></p>
+</body>
+//! [4]
+
+
+//! [5]
+<h1>Heading</h1>
+<p>The text...</p>
+<h2>Next heading</h2>
+//! [5]
+
+
+//! [6]
+<h1>Heading</h1>
+<p>The text...</p>
+<h2>Next heading</h2>
+//! [6]
+
+
+//! [7]
+<link href="http://qt.nokia.com" color="red" />
+//! [7]
+
+
+//! [8]
+QDomElement e = //...
+//...
+QDomAttr a = e.attributeNode("href");
+cout << a.value() << endl; // prints "http://qt.nokia.com"
+a.setValue("http://qt.nokia.com/doc"); // change the node's attribute
+QDomAttr a2 = e.attributeNode("href");
+cout << a2.value() << endl; // prints "http://qt.nokia.com/doc"
+//! [8]
+
+
+//! [9]
+QDomElement e = //...
+//...
+QString s = e.text()
+//! [9]
+
+
+//! [10]
+QString text;
+QDomElement element = doc.documentElement();
+for(QDomNode n = element.firstChild(); !n.isNull(); n = n.nextSibling())
+{
+ QDomText t = n.toText();
+ if (!t.isNull())
+ text += t.data();
+}
+//! [10]
+
+
+//! [11]
+QDomDocument doc = // ...
+QDomElement root = doc.firstChildElement("database");
+QDomElement elt = root.firstChildElement("entry");
+for (; !elt.isNull(); elt = elt.nextSiblingElement("entry")) {
+ // ...
+}
+//! [11]
+
+
+//! [12]
+<img src="myimg.png">
+//! [12]
+
+
+//! [13]
+<h1>Hello <b>Qt</b> <![CDATA[<xml is cool>]]></h1>
+//! [13]
+
+
+//! [14]
+Hello Qt <xml is cool>
+//! [14]
+
+
+//! [15]
+<!-- this is a comment -->
+//! [15]
+
+
+//! [16]
+QDomDocument doc("mydocument");
+QFile file("mydocument.xml");
+if (!file.open(QIODevice::ReadOnly))
+ return;
+if (!doc.setContent(&file)) {
+ file.close();
+ return;
+}
+file.close();
+
+// print out the element names of all elements that are direct children
+// of the outermost element.
+QDomElement docElem = doc.documentElement();
+
+QDomNode n = docElem.firstChild();
+while(!n.isNull()) {
+ QDomElement e = n.toElement(); // try to convert the node to an element.
+ if(!e.isNull()) {
+ cout << qPrintable(e.tagName()) << endl; // the node really is an element.
+ }
+ n = n.nextSibling();
+}
+
+// Here we append a new element to the end of the document
+QDomElement elem = doc.createElement("img");
+elem.setAttribute("src", "myimage.png");
+docElem.appendChild(elem);
+//! [16]
+
+
+//! [17]
+QDomDocument doc("MyML");
+QDomElement root = doc.createElement("MyML");
+doc.appendChild(root);
+
+QDomElement tag = doc.createElement("Greeting");
+root.appendChild(tag);
+
+QDomText t = doc.createTextNode("Hello World");
+tag.appendChild(t);
+
+QString xml = doc.toString();
+//! [17]