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using System.ComponentModel;
using Windows.UI.Xaml.Controls.Primitives;
using Xamarin.Forms.Internals;
#if WINDOWS_UWP
namespace Xamarin.Forms.Platform.UWP
#else
namespace Xamarin.Forms.Platform.WinRT
#endif
{
public class ProgressBarRenderer : ViewRenderer<ProgressBar, Windows.UI.Xaml.Controls.ProgressBar>
{
protected override void Dispose(bool disposing)
{
if (disposing)
{
if (Control != null)
{
Control.ValueChanged -= ProgressBarOnValueChanged;
}
}
base.Dispose(disposing);
}
protected override void OnElementChanged(ElementChangedEventArgs<ProgressBar> e)
{
base.OnElementChanged(e);
if (e.NewElement != null)
{
if (Control == null)
{
var progressBar = new Windows.UI.Xaml.Controls.ProgressBar { Minimum = 0, Maximum = 1 };
progressBar.ValueChanged += ProgressBarOnValueChanged;
SetNativeControl(progressBar);
}
Control.Value = e.NewElement.Progress;
}
}
protected override void OnElementPropertyChanged(object sender, PropertyChangedEventArgs e)
{
base.OnElementPropertyChanged(sender, e);
if (e.PropertyName == ProgressBar.ProgressProperty.PropertyName)
Control.Value = Element.Progress;
}
void ProgressBarOnValueChanged(object sender, RangeBaseValueChangedEventArgs rangeBaseValueChangedEventArgs)
{
((IVisualElementController)Element)?.InvalidateMeasure(InvalidationTrigger.MeasureChanged);
}
}
}
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