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using System.ComponentModel;
using AButton = Android.Widget.Button;
using AView = Android.Views.View;
namespace Xamarin.Forms.Platform.Android
{
public class TabbedRenderer : VisualElementRenderer<TabbedPage>
{
public TabbedRenderer()
{
AutoPackage = false;
}
protected override void Dispose(bool disposing)
{
if (disposing && Element != null && Element.Children.Count > 0)
{
RemoveAllViews();
foreach (Page pageToRemove in Element.Children)
{
IVisualElementRenderer pageRenderer = Platform.GetRenderer(pageToRemove);
if (pageRenderer != null)
pageRenderer.Dispose();
pageToRemove.ClearValue(Platform.RendererProperty);
}
}
base.Dispose(disposing);
}
protected override void OnAttachedToWindow()
{
base.OnAttachedToWindow();
Element.SendAppearing();
}
protected override void OnDetachedFromWindow()
{
base.OnDetachedFromWindow();
Element.SendDisappearing();
}
protected override void OnElementChanged(ElementChangedEventArgs<TabbedPage> e)
{
base.OnElementChanged(e);
TabbedPage tabs = e.NewElement;
if (tabs.CurrentPage != null)
SwitchContent(tabs.CurrentPage);
}
protected override void OnElementPropertyChanged(object sender, PropertyChangedEventArgs e)
{
base.OnElementPropertyChanged(sender, e);
if (e.PropertyName == "CurrentPage")
SwitchContent(Element.CurrentPage);
}
protected virtual void SwitchContent(Page view)
{
Context.HideKeyboard(this);
RemoveAllViews();
if (view == null)
return;
if (Platform.GetRenderer(view) == null)
Platform.SetRenderer(view, Platform.CreateRenderer(view));
AddView(Platform.GetRenderer(view).ViewGroup);
}
}
}
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