public object splitText(int offset)
{
if (offset < 0 || offset > XmlText.Length)
{
return(false);
}
return(XmlText.SplitText(offset));
}
/// <summary>
/// Replace words in a document.
/// </summary>
/// <param name="wordlist">List of words to run replacement function for.</param>
/// <param name="handler">Word replacement delegate.</param>
public static void ReplaceText(XDocWord[] wordlist, ReplacementHandler handler)
{
if (wordlist == null)
{
throw new ArgumentNullException("wordlist");
}
if (handler == null)
{
throw new ArgumentNullException("handler");
}
// loop through words backwards
for (int i = wordlist.Length - 1; i >= 0; --i)
{
XDocWord word = wordlist[i];
if (word.IsText)
{
XmlNode replacement = handler(word.Node.OwnerDocument, word);
if (replacement != null)
{
// split the node
XmlText node = (XmlText)word.Node;
// split off the part after the text
if (node.Value.Length > (word.Offset + word.Value.Length))
{
node.SplitText(word.Offset + word.Value.Length);
}
// split off the part before the text
if (word.Offset > 0)
{
node = node.SplitText(word.Offset);
}
// replace text with new result
node.ParentNode.InsertAfter(replacement, node);
node.ParentNode.RemoveChild(node);
}
}
}
}
public void SplitText()
{
document.LoadXml("<root>test text.</root>");
document.NodeInserted += new XmlNodeChangedEventHandler(EventNodeInserted);
document.NodeChanged += new XmlNodeChangedEventHandler(EventNodeChanged);
document.NodeRemoved += new XmlNodeChangedEventHandler(EventNodeRemoved);
XmlText t = document.DocumentElement.FirstChild as XmlText;
t.SplitText(5);
Assert.IsNotNull(t.NextSibling);
Assert.AreEqual("test ", t.Value);
Assert.AreEqual("text.", t.NextSibling.Value);
Assert.IsTrue(changed);
Assert.IsTrue(inserted);
Assert.IsTrue(!removed);
}
public object splitText(int offset)
{
if (offset < 0 || offset > this.dataLengthImpl)
{
return(false);
}
if (IsAssociated)
{
return(XmlText.SplitText(offset));
}
else
{
return(CreateDOMText(dataImpl.Substring(offset)));
}
}
// Test the splitting of text nodes.
public void TestXmlTextSplitText()
{
// Perform simple splits at various points.
XmlAttribute attr = doc.CreateAttribute("foo");
XmlText text = doc.CreateTextNode("hello and goodbye");
RegisterWatchNeither(text);
attr.AppendChild(text);
XmlText split = text.SplitText(6);
CheckForChangeNeither();
Assert("SplitText (1)", text != split);
AssertEquals("SplitText (2)", "hello ", text.Value);
AssertEquals("SplitText (3)", "and goodbye", split.Value);
attr = doc.CreateAttribute("foo");
text = doc.CreateTextNode("hello and goodbye");
attr.AppendChild(text);
split = text.SplitText(-1);
Assert("SplitText (4)", text != split);
AssertEquals("SplitText (5)", "", text.Value);
AssertEquals("SplitText (6)", "hello and goodbye", split.Value);
attr = doc.CreateAttribute("foo");
text = doc.CreateTextNode("hello and goodbye");
attr.AppendChild(text);
split = text.SplitText(100);
Assert("SplitText (7)", text != split);
AssertEquals("SplitText (8)", "hello and goodbye", text.Value);
AssertEquals("SplitText (9)", "", split.Value);
// Test event handling.
attr = doc.CreateAttribute("foo");
text = doc.CreateTextNode("hello and goodbye");
attr.AppendChild(text);
RegisterWatchBoth(text);
text.SplitText(6);
CheckForChangeBoth();
attr = doc.CreateAttribute("foo");
text = doc.CreateTextNode("hello and goodbye");
attr.AppendChild(text);
RegisterWatchBefore(text);
text.SplitText(6);
CheckForChangeBefore();
attr = doc.CreateAttribute("foo");
text = doc.CreateTextNode("hello and goodbye");
attr.AppendChild(text);
RegisterWatchAfter(text);
text.SplitText(6);
CheckForChangeAfter();
}
