private void callOnGlobalLayout(Crouton crouton, View croutonView)
{
var layoutListener = new GlobalLayoutListener();
layoutListener.OnGlobalLayout(delegate
{
if (Build.VERSION.SdkInt < BuildVersionCodes.JellyBean)
{
#pragma warning disable 618
croutonView?.ViewTreeObserver?.RemoveGlobalOnLayoutListener(layoutListener);
#pragma warning restore 618
}
else
{
croutonView?.ViewTreeObserver?.RemoveOnGlobalLayoutListener(layoutListener);
}
if (crouton.GetInAnimation() == null)
{
return;
}
croutonView?.StartAnimation(crouton.GetInAnimation());
AnnounceForAccessibilityCompat(crouton.GetActivity(), crouton.DataContext?.ToString() ?? "NULL");
sendMessageDelayed(crouton, REMOVE_CROUTON,
crouton.DurationInMilliseconds + crouton.GetInAnimation().Duration);
});
}
private void addCroutonToView(Crouton crouton)
{
// don't Add if it is already showing
if (crouton.IsShowing())
{
return;
}
var croutonView = crouton.GetView();
if (null == croutonView.Parent)
{
var parameters = croutonView.LayoutParameters ?? new ViewGroup.MarginLayoutParams(ViewGroup.LayoutParams.MatchParent,
ViewGroup.LayoutParams.WrapContent);
var activity = crouton.GetActivity();
if (null == activity || activity.IsFinishing)
{
return;
}
handleTranslucentActionBar((ViewGroup.MarginLayoutParams)parameters, activity);
handleActionBarOverlay((ViewGroup.MarginLayoutParams)parameters, activity);
activity.AddContentView(croutonView, parameters);
}
croutonView.RequestLayout(); // This is needed so the animation can use the measured with/height
var observer = croutonView.ViewTreeObserver;
if (null != observer)
{
callOnGlobalLayout(crouton, croutonView);
}
}