/// <summary>
/// Close this document removing it from its parent container
/// </summary>
/// <remarks>Use this function to close a document and remove it from its parent container. Please note
/// that if you simply remove it from its parent <see cref="DocumentPane"/> without call this method, events like
/// <see cref="OnClosing"/>/<see cref="OnClosed"/> are not called.
/// </remarks>
public override bool Close()
{
if (!IsCloseable)
{
return(false);
}
////if documents are attached to an external source via DockingManager.DocumentsSource
////let application host handle the document closing by itself
//if (Manager.DocumentsSource != null)
//{
// //return Manager.FireRequestDocumentCloseEvent(this);
// Manager.HandleDocumentClose(this);
//}
CancelEventArgs e = new CancelEventArgs(false);
OnClosing(e);
if (e.Cancel)
{
return(false);
}
DockingManager oldManager = Manager;
if (oldManager != null)
{
oldManager.FireDocumentClosingEvent(e);
}
if (e.Cancel)
{
return(false);
}
InternalClose();
OnClosed();
//if documents are attached to an external source via DockingManager.DocumentsSource
//let application host handle the document closing by itself
if (oldManager != null &&
oldManager.DocumentsSource != null)
{
oldManager.HandleDocumentClose(this);
}
if (oldManager != null)
{
oldManager.FireDocumentClosedEvent();
}
Debug.Assert(Parent == null, "Parent MUST bu null after Doc is closed");
return(true);
}