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using System;
using System.Globalization;
namespace Xamarin.Forms.Platform.Tizen
{
public class TimePickerRenderer : ViewRenderer<TimePicker, Native.EditfieldEntry>
{
//TODO need to add internationalization support
const string DialogTitle = "Choose Time";
static readonly string s_defaultFormat = CultureInfo.CurrentCulture.DateTimeFormat.ShortTimePattern;
TimeSpan _time = DateTime.Now.TimeOfDay;
static TimePickerRenderer()
{
RegisterPropertyHandler(TimePicker.FormatProperty, (r) => (r as TimePickerRenderer).UpdateFormat());
RegisterPropertyHandler(TimePicker.TimeProperty, (r) => (r as TimePickerRenderer).UpdateTime());
RegisterPropertyHandler(TimePicker.TextColorProperty, (r) => (r as TimePickerRenderer).UpdateTextColor());
}
protected override void OnElementChanged(ElementChangedEventArgs<TimePicker> e)
{
if (Control == null)
{
var entry = new Native.EditfieldEntry(Forms.Context.MainWindow)
{
IsSingleLine = true,
HorizontalTextAlignment = Native.TextAlignment.Center,
};
entry.SetVerticalTextAlignment("elm.text", 0.5);
entry.AllowFocus(false);
SetNativeControl(entry);
Control.Clicked += OnClicked;
}
base.OnElementChanged(e);
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
if (Control != null)
{
Control.Clicked -= OnClicked;
}
}
base.Dispose(disposing);
}
protected override Size MinimumSize()
{
return Control.Measure(Control.MinimumWidth, Control.MinimumHeight).ToDP();
}
void OnClicked(object o, EventArgs e)
{
Native.DateTimePickerDialog dialog = new Native.DateTimePickerDialog(Forms.Context.MainWindow)
{
Title = DialogTitle
};
dialog.InitializeTimePicker(_time, null);
dialog.DateTimeChanged += OnDialogTimeChanged;
dialog.Dismissed += OnDialogDismissed;
dialog.Show();
}
void OnDialogTimeChanged(object sender, Native.DateChangedEventArgs dcea)
{
Element.Time = dcea.NewDate.TimeOfDay;
UpdateTime();
}
void OnDialogDismissed(object sender, EventArgs e)
{
var dialog = sender as Native.DateTimePickerDialog;
dialog.DateTimeChanged -= OnDialogTimeChanged;
dialog.Dismissed -= OnDialogDismissed;
}
void UpdateFormat()
{
UpdateTimeAndFormat();
}
void UpdateTextColor()
{
Control.TextColor = Element.TextColor.ToNative();
}
void UpdateTime()
{
_time = Element.Time;
UpdateTimeAndFormat();
}
void UpdateTimeAndFormat()
{
// Xamarin using DateTime formatting (https://developer.xamarin.com/api/property/Xamarin.Forms.TimePicker.Format/)
Control.Text = new DateTime(_time.Ticks).ToString(Element.Format ?? s_defaultFormat);
}
}
}
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