internal void Close(object parameter)
{
var dialogClosingEventArgs = new DialogClosingEventArgs(_session, parameter, DialogClosingEvent);
_session.IsEnded = true;
//multiple ways of calling back that the dialog is closing:
// * routed event
// * the attached property (which should be applied to the button which opened the dialog
// * straight forward dependency property
// * handler provided to the async show method
OnDialogClosing(dialogClosingEventArgs);
_attachedDialogClosingEventHandler?.Invoke(this, dialogClosingEventArgs);
DialogClosingCallback?.Invoke(this, dialogClosingEventArgs);
_asyncShowClosingEventHandler?.Invoke(this, dialogClosingEventArgs);
if (!dialogClosingEventArgs.IsCancelled)
{
SetCurrentValue(IsOpenProperty, false);
}
else
{
_session.IsEnded = false;
}
_closeDialogExecutionParameter = parameter;
}
private void CloseDialogHandler(object sender, ExecutedRoutedEventArgs executedRoutedEventArgs)
{
if (executedRoutedEventArgs.Handled)
{
return;
}
var dialogClosingEventArgs = new DialogClosingEventArgs(executedRoutedEventArgs.Parameter, DialogContent, DialogClosingEvent);
//multiple ways of calling back that the dialog is closing:
// * routed event
// * the attached property (which should be applied to the button which opened the dialog
// * straight forward dependency property
// * handler provided to the async show method
OnDialogClosing(dialogClosingEventArgs);
_attachedDialogClosingEventHandler?.Invoke(this, dialogClosingEventArgs);
DialogClosingCallback?.Invoke(this, dialogClosingEventArgs);
_asyncShowClosingEventHandler?.Invoke(this, dialogClosingEventArgs);
if (!dialogClosingEventArgs.IsCancelled)
{
SetCurrentValue(IsOpenProperty, false);
}
_closeDialogExecutionParameter = executedRoutedEventArgs.Parameter;
executedRoutedEventArgs.Handled = true;
}
internal void Close(object parameter)
{
var dialogClosingEventArgs = new DialogClosingEventArgs(_session, parameter, DialogClosingEvent);
_session.IsEnded = true;
//多种可能关闭Dialog的方式
OnDialogClosing(dialogClosingEventArgs);
_attachedDialogClosingEventHandler?.Invoke(this, dialogClosingEventArgs);
DialogClosingCallback?.Invoke(this, dialogClosingEventArgs);
_asyncShowClosingEventHandler?.Invoke(this, dialogClosingEventArgs);
if (!dialogClosingEventArgs.IsCancelled)
{
SetCurrentValue(IsOpenProperty, false);
}
else
{
_session.IsEnded = false;
}
_closeDialogExecutionParameter = parameter;
}