public Task <TaskDialogResult> ShowAsync()
{
var context = SynchronizationContext.Current;
if (context == null)
{
return(Task.FromResult(MethodImpl()));
}
else
{
var taskCompletionSource = new TaskCompletionSource <TaskDialogResult>();
context.Post(state =>
{
try
{
taskCompletionSource.SetResult(MethodImpl());
}
catch (TaskCanceledException)
{
taskCompletionSource.SetCanceled();
}
catch (Exception ex)
{
taskCompletionSource.SetException(ex);
}
}, null);
return(taskCompletionSource.Task);
}
TaskDialogResult MethodImpl()
{
var result = ActiveTaskDialog.Show(this, out int button, out int radioButton, out bool verificationFlagChecked);
ClickedButton = null;
SelectedRadioButton = null;
if (CurrentPage.clrButtons.TryGetValue(button, out TaskButton clickedButton))
{
ClickedButton = clickedButton;
}
if (CurrentPage.clrRadioButtons.TryGetValue(radioButton, out TaskRadioButton selectedRadioButton))
{
SelectedRadioButton = selectedRadioButton;
}
VerificationFlagChecked = verificationFlagChecked;
return(result);
}
}
public TaskDialogResult DoModal(IntPtr hWnd)
{
var result = ActiveTaskDialog.DoModal(this, hWnd, out int button, out int radioButton, out bool verificationFlagChecked);
ClickedButton = null;
SelectedRadioButton = null;
if (CurrentPage.clrButtons.TryGetValue(button, out TaskButton clickedButton))
{
ClickedButton = clickedButton;
}
if (CurrentPage.clrRadioButtons.TryGetValue(radioButton, out TaskRadioButton selectedRadioButton))
{
SelectedRadioButton = selectedRadioButton;
}
VerificationFlagChecked = verificationFlagChecked;
return(result);
}
public TaskDialogExpandButtonEventArgs(ActiveTaskDialog activeTaskDialog, bool expanded)
: base(activeTaskDialog)
{
Expanded = expanded;
}
internal void OnClick(ActiveTaskDialog activeTaskDialog)
{
TaskDialogEventArgs eventArgs = new TaskDialogEventArgs(activeTaskDialog);
Click?.Invoke(this, eventArgs);
}
public TaskDialogEventArgs(ActiveTaskDialog activeTaskDialog)
{
ActiveTaskDialog = activeTaskDialog;
}
public TaskDialogVerificationEventArgs(ActiveTaskDialog activeTaskDialog, bool checkedValue)
: base(activeTaskDialog)
{
Checked = checkedValue;
}
public TaskButtonClickEventArgs(ActiveTaskDialog activeTaskDialog, bool dialogClose)
: base(activeTaskDialog)
{
CancelDialogClose = dialogClose;
}
public TaskDialogTimerEventArgs(ActiveTaskDialog activeTaskDialog, uint tickCount, bool resetTickCount)
: base(activeTaskDialog)
{
TickCount = tickCount;
ResetTickCount = resetTickCount;
}
public TaskDialogHyperlinkEventArgs(ActiveTaskDialog activeTaskDialog, string href)
: base(activeTaskDialog)
{
Href = href;
}
protected internal virtual void OnNavigated(ActiveTaskDialog activeTaskDialog)
{
Navigated?.Invoke(this, new TaskDialogEventArgs(activeTaskDialog));
}
protected internal virtual void OnDialogConstructed(ActiveTaskDialog activeTaskDialog)
{
DialogConstructed?.Invoke(this, new TaskDialogEventArgs(activeTaskDialog));
}