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using System;
using System.Collections.Generic;
using System.ComponentModel;
using Windows.UI.Xaml;
using static System.String;
#if WINDOWS_UWP
namespace Xamarin.Forms.Platform.UWP
#else
namespace Xamarin.Forms.Platform.WinRT
#endif
{
public static class NativeBindingExtensions
{
public static void SetBinding(this FrameworkElement view, string propertyName, BindingBase bindingBase, string updateSourceEventName = null)
{
var binding = bindingBase as Binding;
updateSourceEventName = updateSourceEventName ?? binding?.UpdateSourceEventName;
if (IsNullOrEmpty(updateSourceEventName))
{
NativePropertyListener nativePropertyListener = null;
if (bindingBase.Mode == BindingMode.TwoWay)
nativePropertyListener = new NativePropertyListener(view, propertyName);
NativeBindingHelpers.SetBinding(view, propertyName, bindingBase, nativePropertyListener as INotifyPropertyChanged);
return;
}
NativeEventWrapper eventE = null;
if (binding.Mode == BindingMode.TwoWay && !(view is INotifyPropertyChanged))
eventE = new NativeEventWrapper(view, propertyName, updateSourceEventName);
NativeBindingHelpers.SetBinding(view, propertyName, binding, eventE);
}
public static void SetBinding(this FrameworkElement view, BindableProperty targetProperty, BindingBase binding)
{
NativeBindingHelpers.SetBinding(view, targetProperty, binding);
}
public static void SetValue(this FrameworkElement target, BindableProperty targetProperty, object value)
{
NativeBindingHelpers.SetValue(target, targetProperty, value);
}
public static void SetBindingContext(this FrameworkElement target, object bindingContext, Func<FrameworkElement, IEnumerable<FrameworkElement>> getChildren = null)
{
NativeBindingHelpers.SetBindingContext(target, bindingContext, getChildren);
}
internal static void TransferbindablePropertiesToWrapper(this FrameworkElement target, View wrapper)
{
NativeBindingHelpers.TransferBindablePropertiesToWrapper(target, wrapper);
}
}
}
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