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using System;
using System.ComponentModel;
using ESlider = ElmSharp.Slider;
using ESize = ElmSharp.Size;
namespace Xamarin.Forms.Platform.Tizen
{
public class SliderRenderer : ViewRenderer<Slider, ESlider>
{
protected override void OnElementChanged(ElementChangedEventArgs<Slider> e)
{
if (Control == null)
{
SetNativeControl(new ESlider(Forms.Context.MainWindow)
{
PropagateEvents = false,
});
Control.ValueChanged += OnValueChanged;
}
UpdateMinimum();
UpdateMaximum();
UpdateValue();
base.OnElementChanged(e);
}
protected override void OnElementPropertyChanged(object sender, PropertyChangedEventArgs e)
{
if (e.PropertyName == Slider.MinimumProperty.PropertyName)
{
UpdateMinimum();
}
else if (e.PropertyName == Slider.MaximumProperty.PropertyName)
{
UpdateMaximum();
}
else if (e.PropertyName == Slider.ValueProperty.PropertyName)
{
UpdateValue();
}
base.OnElementPropertyChanged(sender, e);
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
if (Control != null)
{
Control.ValueChanged -= OnValueChanged;
}
}
base.Dispose(disposing);
}
protected override ESize Measure(int availableWidth, int availableHeight)
{
return new ESize(Math.Min(200, availableWidth), 50);
}
void OnValueChanged(object sender, EventArgs e)
{
Element.Value = Control.Value;
}
protected void UpdateValue()
{
Control.Value = Element.Value;
}
protected void UpdateMinimum()
{
Control.Minimum = Element.Minimum;
}
protected void UpdateMaximum()
{
Control.Maximum = Element.Maximum;
}
}
}
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