diff options
Diffstat (limited to 'Xamarin.Forms.Platform.MacOS/Renderers/StepperRenderer.cs')
-rw-r--r-- | Xamarin.Forms.Platform.MacOS/Renderers/StepperRenderer.cs | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/Xamarin.Forms.Platform.MacOS/Renderers/StepperRenderer.cs b/Xamarin.Forms.Platform.MacOS/Renderers/StepperRenderer.cs deleted file mode 100644 index f28bf1f7..00000000 --- a/Xamarin.Forms.Platform.MacOS/Renderers/StepperRenderer.cs +++ /dev/null @@ -1,84 +0,0 @@ -using System; -using System.ComponentModel; -using AppKit; - -namespace Xamarin.Forms.Platform.MacOS -{ - public class StepperRenderer : ViewRenderer<Stepper, NSStepper> - { - bool _disposed; - - IElementController ElementController => Element; - - protected override void OnElementChanged(ElementChangedEventArgs<Stepper> e) - { - if (e.NewElement != null) - { - if (Control == null) - { - SetNativeControl(new NSStepper()); - Control.Activated += OnControlActivated; - } - - UpdateMinimum(); - UpdateMaximum(); - UpdateValue(); - UpdateIncrement(); - } - - base.OnElementChanged(e); - } - - protected override void OnElementPropertyChanged(object sender, PropertyChangedEventArgs e) - { - base.OnElementPropertyChanged(sender, e); - - if (e.PropertyName == Stepper.MinimumProperty.PropertyName) - UpdateMinimum(); - else if (e.PropertyName == Stepper.MaximumProperty.PropertyName) - UpdateMaximum(); - else if (e.PropertyName == Stepper.ValueProperty.PropertyName) - UpdateValue(); - else if (e.PropertyName == Stepper.IncrementProperty.PropertyName) - UpdateIncrement(); - } - - protected override void Dispose(bool disposing) - { - if (disposing && !_disposed) - { - _disposed = true; - if (Control != null) - Control.Activated -= OnControlActivated; - } - - base.Dispose(disposing); - } - - void OnControlActivated(object sender, EventArgs e) - { - ElementController?.SetValueFromRenderer(Stepper.ValueProperty, Control.DoubleValue); - } - - void UpdateIncrement() - { - Control.Increment = Element.Increment; - } - - void UpdateMaximum() - { - Control.MaxValue = Element.Maximum; - } - - void UpdateMinimum() - { - Control.MinValue = Element.Minimum; - } - - void UpdateValue() - { - if (Math.Abs(Control.DoubleValue - Element.Value) > 0) - Control.DoubleValue = Element.Value; - } - } -}
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