/// <summary>
/// Disconnect the event handlers from the text box to dispose of this instance
/// </summary>
/// <remarks>WPF text boxes don't implement <c>IDisposable</c> so we'll manage it ourselves</remarks>
public void Disconnect()
{
if (!Microsoft.VisualStudio.Shell.ThreadHelper.CheckAccess())
{
// Fire and forget
Task.Run(async() =>
{
await Microsoft.VisualStudio.Shell.ThreadHelper.JoinableTaskFactory.SwitchToMainThreadAsync();
this.Disconnect();
}).Forget();
return;
}
var window = Window.GetWindow(textBox);
if (window != null && !window.GetType().FullName.StartsWith("Microsoft.VisualStudio.", StringComparison.OrdinalIgnoreCase))
{
window.Closing -= window_Closing;
}
textBox.TextChanged -= this.textBox_TextChanged;
if (textBox.ContextMenu != null)
{
textBox.ContextMenu.Opened -= this.textBox_ContextMenuOpeningHandler;
foreach (var m in textBox.ContextMenu.Items.OfType <FrameworkElement>().Where(m => m.Tag == this).ToArray())
{
textBox.ContextMenu.Items.Remove(m);
}
}
if (adorner != null)
{
adorner.Disconnect();
}
if (timer != null)
{
timer.Stop();
timer.Dispose();
timer = null;
}
wpfSpellCheckers.TryRemove(textBox, out WpfTextBoxSpellChecker value);
System.Diagnostics.Debug.WriteLine("******* Disconnected from " + ElementName(textBox) + " *******");
}
/// <summary>
/// Disconnect the event handlers from the text box to dispose of this instance
/// </summary>
/// <remarks>WPF text boxes don't implement <c>IDisposable</c> so we'll manage it ourselves</remarks>
public async void Disconnect()
{
WpfTextBoxSpellChecker value;
if (!textBox.CheckAccess())
{
await textBox.Dispatcher.InvokeAsync(() => this.Disconnect());
return;
}
var window = Window.GetWindow(textBox);
if (window != null && !window.GetType().FullName.StartsWith("Microsoft.VisualStudio.", StringComparison.OrdinalIgnoreCase))
{
window.Closing -= window_Closing;
}
textBox.TextChanged -= this.textBox_TextChanged;
if (textBox.ContextMenu != null)
{
textBox.ContextMenu.Opened -= this.textBox_ContextMenuOpeningHandler;
foreach (var m in textBox.ContextMenu.Items.OfType <FrameworkElement>().Where(m => m.Tag == this).ToArray())
{
textBox.ContextMenu.Items.Remove(m);
}
}
if (adorner != null)
{
adorner.Disconnect();
}
wpfSpellCheckers.TryRemove(textBox, out value);
System.Diagnostics.Debug.WriteLine("******* Disconnected from " + ElementName(textBox) + " *******");
}
