/// <summary>
/// Event raised when an AvalonDock DocumentContent is being closed.
/// </summary>
private void documentContent_Closing(object sender, CancelEventArgs e)
{
var documentContent = (DocumentContent)sender;
var document = documentContent.DataContext;
if (!disableClosingEvent)
{
if (this.DocumentClosing != null)
{
//
// Notify the application that the document is being closed.
//
var eventArgs = new DocumentClosingEventArgs(document);
this.DocumentClosing(this, eventArgs);
if (eventArgs.Cancel)
{
//
// Closing of the document is to be cancelled.
//
e.Cancel = true;
return;
}
}
}
documentContent.Closing -= new EventHandler <CancelEventArgs>(documentContent_Closing);
}
/// <summary>
/// Event raised when a document is being closed by clicking the 'X' button in AvalonDock.
/// </summary>
private void avalonDockHost_DocumentClosing(object sender, DocumentClosingEventArgs e)
{
var document = (TextFileDocumentViewModel)e.Document;
if (!this.ViewModel.QueryCanCloseFile(document))
{
e.Cancel = true;
}
}