54 lines
1.6 KiB
C#
54 lines
1.6 KiB
C#
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using System;
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using Xamarin.Forms;
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namespace Ooui.Forms.Renderers
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{
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public class SwitchRenderer : ViewRenderer<Switch, Input>
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{
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public override SizeRequest GetDesiredSize (double widthConstraint, double heightConstraint)
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{
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var size = new Size (54, 38);
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return new SizeRequest (size, size);
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}
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protected override void Dispose (bool disposing)
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{
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if (disposing)
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Control.Changed -= OnControlValueChanged;
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base.Dispose (disposing);
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}
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protected override void OnElementChanged (ElementChangedEventArgs<Switch> e)
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{
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if (e.OldElement != null)
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e.OldElement.Toggled -= OnElementToggled;
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if (e.NewElement != null) {
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if (Control == null) {
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var input = new Input (InputType.Checkbox);
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input.SetAttribute ("data-toggle", "toggle");
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SetNativeControl (input);
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input.Call ("$.bootstrapToggle");
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Control.Changed += OnControlValueChanged;
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}
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Control.IsChecked = Element.IsToggled;
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e.NewElement.Toggled += OnElementToggled;
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}
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base.OnElementChanged (e);
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}
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void OnControlValueChanged (object sender, EventArgs e)
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{
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((IElementController)Element).SetValueFromRenderer (Switch.IsToggledProperty, Control.IsChecked);
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}
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void OnElementToggled (object sender, EventArgs e)
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{
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Control.IsChecked = Element.IsToggled;
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}
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}
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}
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