private Task <IDialogAnswer <DateTime> > ShowDateTimeDialog(string caption, DateTime current, bool date, bool time
, IDialogButton positive, IDialogButton negative)
{
var tsc = new TaskCompletionSource <IDialogAnswer <DateTime> >();
var builder = CreateBuilder();
builder.SetTitle(caption);
using (var th = new TabHost(_activity))
{
th.Id = Android.Resource.Id.TabHost;
var widget = new TabWidget(_activity)
{
Id = Android.Resource.Id.Tabs
};
var fl = new FrameLayout(_activity)
{
Id = Android.Resource.Id.TabContent
};
var rll = new LinearLayout(_activity)
{
Orientation = Orientation.Vertical
};
rll.SetBackgroundColor(new Color(50, 100, 145));
rll.AddView(widget);
rll.AddView(fl);
fl.LayoutParameters.Width = ViewGroup.LayoutParams.MatchParent;
th.AddView(rll);
th.Setup();
var tabContentFactory = new TabContentFactory();
if (date)
{
var dp = new DatePicker(_activity)
{
Id = DatePicker
};
var minDate = new DateTime(1900, 1, 1);
current = current > minDate ? current : minDate;
dp.DateTime = current;
tabContentFactory.Add("date", dp);
var spec = th.NewTabSpec("date");
spec.SetContent(tabContentFactory);
spec.SetIndicator(CreateTabIndicator(D.DATE));
th.AddTab(spec);
}
if (time)
{
var tp = new TimePicker(_activity)
{
Id = TimePicker
};
tp.SetIs24HourView(new Java.Lang.Boolean(true));
tp.CurrentHour = new Java.Lang.Integer(current.Hour);
tp.CurrentMinute = new Java.Lang.Integer(current.Minute);
tabContentFactory.Add("time", tp);
var spec = th.NewTabSpec("time");
spec.SetContent(tabContentFactory);
spec.SetIndicator(CreateTabIndicator(D.TIME));
th.AddTab(spec);
}
widget.SetCurrentTab(0);
builder.SetView(th);
}
builder.SetPositiveButton(positive.Caption, (sender, e) =>
{
DateTime result = DateTimeFromDialog(sender, current, date, time);
tsc.SetResult(new DialogAnswer <DateTime>(true, result));
});
builder.SetNegativeButton(negative.Caption, (sender, e) =>
{
DateTime result = DateTimeFromDialog(sender, current, date, time);
tsc.SetResult(new DialogAnswer <DateTime>(false, result));
});
builder.SetCancelable(false);
ShowDialog(builder);
return(tsc.Task);
}
