DocumentLine IList <DocumentLine> .this[int index] {
get {
document.VerifyAccess();
return(GetByNumber(1 + index));
}
set {
throw new NotSupportedException();
}
}
/// <summary>
/// Creates a new TextSegmentCollection that updates the offsets automatically.
/// </summary>
/// <param name="textDocument">The document to which the text segments
/// that will be added to the tree belong. When the document changes, the
/// position of the text segments will be updated accordingly.</param>
public TextSegmentCollection(TextDocument textDocument)
{
if (textDocument == null)
{
throw new ArgumentNullException("textDocument");
}
textDocument.VerifyAccess();
isConnectedToDocument = true;
TextDocumentWeakEventManager.Changed.AddListener(textDocument, this);
}