async Task Dismiss()
{
var tcs = new TaskCompletionSource <bool>();
var anim = new AlphaAnimation(_contentView.Alpha, 0.0f);
anim.Duration = 250;
anim.FillAfter = true;
void handler(object sender, Animation.AnimationEndEventArgs e)
{
tcs.SetResult(true);
};
anim.AnimationEnd += handler;
_contentView.StartAnimation(anim);
await tcs.Task;
anim.AnimationEnd -= handler;
var dialog = FragmentManager.FindFragmentByTag <ExtraPlatformDialog>(_guid.ToString());
dialog.Dismiss();
_contentView.RemoveFromParent();
_platformDialog.Dispose();
_platformDialog = null;
await Task.Delay(250); // wait for a bit time until the dialog is completely released.
}
public KeyboardListener(View rootView, ExtraPlatformDialog dialog)
{
_rootView = rootView;
_dialog = dialog;
_estimatedKeyboardDP = _defaultKeyboardHeightDP + (Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Lollipop ? 48 : 0);
_rect = new Rect();
}
public async Task <bool> ShowAsync()
{
var dialog = FragmentManager.FindFragmentByTag <ExtraPlatformDialog>(_guid.ToString());
if (dialog != null)
{
return(false);
}
_dlgView.SetUp();
OnceInitializeAction?.Invoke();
var tcs = new TaskCompletionSource <bool>();
async void cancel(object sender, EventArgs e)
{
_dlgView.RunDismissalAnimation();
await Dismiss();
tcs.SetResult(false);
}
async void complete(object sender, EventArgs e)
{
_dlgView.RunDismissalAnimation();
await Dismiss();
tcs.SetResult(true);
}
_dlgView.DialogNotifierInternal.Canceled += cancel;
_dlgView.DialogNotifierInternal.Completed += complete;
var payload = new ExtraDialogPayload(_dlgView, _contentView);
var bundle = new Bundle();
bundle.PutSerializable("extraDialogPayload", payload);
_platformDialog = new ExtraPlatformDialog();
_platformDialog.Arguments = bundle;
_platformDialog.Show(FragmentManager, _guid.ToString());
try
{
return(await tcs.Task);
}
finally
{
_dlgView.DialogNotifierInternal.Canceled -= cancel;
_dlgView.DialogNotifierInternal.Completed -= complete;
_dlgView.TearDown();
payload.Dispose();
bundle.Dispose();
}
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
_rect?.Dispose();
_rect = null;
_rootView = null;
_dialog = null;
}
base.Dispose(disposing);
}
public DialogImplementation()
{
ExtraDialog = new ExtraPlatformDialog();
}