public async Task <T> ShowDialogAsync <T>(DialogScreen <T> dialogScreen) where T : class
{
// Show the dialog
await ShowDialogAsync((DialogScreen)dialogScreen); // use the return-less overload
// Return the result
return(dialogScreen.DialogResult);
}
public async Task ShowDialogAsync(DialogScreen dialogScreen)
{
// Get the view that renders this viewmodel
var view = _viewManager.CreateAndBindViewForModelIfNecessary(dialogScreen);
// Set up event routing that will close the view when called from viewmodel
DialogOpenedEventHandler onDialogOpened = (sender, e) =>
{
// Delegate to close the dialog and unregister event handler
void OnScreenClosed(object o, CloseEventArgs args)
{
e.Session.Close();
dialogScreen.Closed -= OnScreenClosed;
}
dialogScreen.Closed += OnScreenClosed;
};
// Show view
await DialogHost.Show(view, onDialogOpened);
}
public async Task <T> ShowDialogAsync <T>(DialogScreen <T> dialogScreen)
{
// Get the view that renders this viewmodel
var view = _viewManager.CreateAndBindViewForModelIfNecessary(dialogScreen);
// Set up event routing that will close the view when called from viewmodel
void OnDialogOpened(object openSender, DialogOpenedEventArgs openArgs)
{
// Delegate to close the dialog and unregister event handler
void OnScreenClosed(object closeSender, CloseEventArgs closeArgs)
{
openArgs.Session.Close();
dialogScreen.Closed -= OnScreenClosed;
}
dialogScreen.Closed += OnScreenClosed;
}
// Show view
await DialogHost.Show(view, OnDialogOpened);
// Return the result
return(dialogScreen.DialogResult);
}