public void Split()
{
if (secondaryTextArea == null)
{
secondaryTextArea = new TextAreaControl(this);
secondaryTextArea.Dock = DockStyle.Bottom;
secondaryTextArea.Height = Height / 2;
secondaryTextArea.TextArea.GotFocus += delegate {
SetActiveTextAreaControl(secondaryTextArea);
};
textAreaSplitter = new Splitter();
textAreaSplitter.BorderStyle = BorderStyle.FixedSingle;
textAreaSplitter.Height = 8;
textAreaSplitter.Dock = DockStyle.Bottom;
textAreaPanel.Controls.Add(textAreaSplitter);
textAreaPanel.Controls.Add(secondaryTextArea);
InitializeTextAreaControl(secondaryTextArea);
secondaryTextArea.OptionsChanged();
}
else
{
SetActiveTextAreaControl(primaryTextArea);
textAreaPanel.Controls.Remove(secondaryTextArea);
textAreaPanel.Controls.Remove(textAreaSplitter);
secondaryTextArea.Dispose();
textAreaSplitter.Dispose();
secondaryTextArea = null;
textAreaSplitter = null;
}
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
if (printDocument != null)
{
printDocument.BeginPrint -= new PrintEventHandler(this.BeginPrint);
printDocument.PrintPage -= new PrintPageEventHandler(this.PrintPage);
printDocument = null;
}
Document.UndoStack.ClearAll();
Document.UpdateCommited -= new EventHandler(CommitUpdateRequested);
if (textAreaPanel != null)
{
if (secondaryTextArea != null)
{
secondaryTextArea.Dispose();
textAreaSplitter.Dispose();
secondaryTextArea = null;
textAreaSplitter = null;
}
if (primaryTextArea != null)
{
primaryTextArea.Dispose();
}
textAreaPanel.Dispose();
textAreaPanel = null;
}
}
base.Dispose(disposing);
}