public async static Task DoWorkAsync(this UIViewController controller, string workTitle, Func<Task> work)
{
var hud = new Hud();
hud.Show(workTitle);
//Make sure the Toolbar is disabled too
if (controller.ToolbarItems != null)
{
foreach (var t in controller.ToolbarItems)
t.Enabled = false;
}
try
{
NetworkActivity.PushNetworkActive();
await work();
}
finally
{
NetworkActivity.PopNetworkActive();
hud.Hide();
//Enable all the toolbar items
if (controller.ToolbarItems != null)
{
foreach (var t in controller.ToolbarItems)
t.Enabled = true;
}
}
}
public static IDisposable SubscribeStatus(this IObservable<bool> @this, string message)
{
var hud = new Hud();
var isShown = false;
var d = @this.Subscribe(x => {
if (x && !isShown)
hud.Show(message);
else if (!x && isShown)
hud.Hide();
isShown = x;
}, err => {
BTProgressHUD.ShowErrorWithStatus(err.Message);
isShown = false;
}, () => {
if (isShown)
BTProgressHUD.Dismiss();
});
var d2 = Disposable.Create(() =>
{
if (isShown)
BTProgressHUD.Dismiss();
});
return new CompositeDisposable(d, d2);
}
