ICSharpCode.TextEditor.TextArea.InsertString C# (CSharp) Method

		public void InsertString(string str)
		{
			bool updating = motherTextEditorControl.IsInUpdate;
			if (!updating) {
				BeginUpdate();
			}
			try {
				Document.UndoStack.StartUndoGroup();
				if (Document.TextEditorProperties.DocumentSelectionMode == DocumentSelectionMode.Normal &&
				    SelectionManager.SelectionCollection.Count > 0) {
					Caret.Position = SelectionManager.SelectionCollection[0].StartPosition;
					SelectionManager.RemoveSelectedText();
				}
				
				int oldOffset = Document.PositionToOffset(Caret.Position);
				int oldLine   = Caret.Line;
				LineSegment caretLine = Document.GetLineSegment(Caret.Line);
				if (caretLine.Length < Caret.Column) {
					int whiteSpaceLength = Caret.Column - caretLine.Length;
					Document.Insert(oldOffset, GenerateWhitespaceString(whiteSpaceLength) + str);
					Caret.Position = Document.OffsetToPosition(oldOffset + str.Length + whiteSpaceLength);
				} else {
					Document.Insert(oldOffset, str);
					Caret.Position = Document.OffsetToPosition(oldOffset + str.Length);
				}
				Document.UndoStack.EndUndoGroup();
				if (oldLine != Caret.Line) {
					UpdateToEnd(oldLine);
				} else {
					UpdateLineToEnd(Caret.Line, Caret.Column);
				}
			} finally {
				if (!updating) {
					EndUpdate();
				}
			}
		}
		

		/// <summary>
		/// Inserts the PInvoke signature at the current cursor position.
		/// </summary>
		/// <param name="textArea">The text editor.</param>
		/// <param name="signature">A PInvoke signature string.</param>
		public void Generate(TextArea textArea, string signature)
		{
			IndentStyle oldIndentStyle = textArea.TextEditorProperties.IndentStyle;
			bool oldEnableEndConstructs = PropertyService.Get("VBBinding.TextEditor.EnableEndConstructs", true);

			try {

				textArea.BeginUpdate();
				textArea.Document.UndoStack.StartUndoGroup();
				textArea.TextEditorProperties.IndentStyle = IndentStyle.Smart;
				PropertyService.Set("VBBinding.TextEditor.EnableEndConstructs", false);

				string[] lines = signature.Replace("\r\n", "\n").Split('\n');
				
				for (int i = 0; i < lines.Length; ++i) {
					
					textArea.InsertString(lines[i]);
					
					// Insert new line if not the last line.
					if ( i < (lines.Length - 1))
					{
						Return(textArea);
					}
				}
				
			} finally {
				textArea.Document.UndoStack.EndUndoGroup();
				textArea.TextEditorProperties.IndentStyle = oldIndentStyle;
				PropertyService.Set("VBBinding.TextEditor.EnableEndConstructs", oldEnableEndConstructs);
				textArea.EndUpdate();
				textArea.Document.RequestUpdate(new TextAreaUpdate(TextAreaUpdateType.WholeTextArea));
				textArea.Document.CommitUpdate();	
			}
		}