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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Runtime.CompilerServices;
using Xamarin.Forms;
using Xamarin.Forms.CustomAttributes;
using Xamarin.Forms.Internals;
namespace Xamarin.Forms.Controls
{
public class ViewModel : INotifyPropertyChanged
{
bool _shouldBeToggled;
public bool ShouldBeToggled {
get { return _shouldBeToggled; }
set
{
_shouldBeToggled = value;
OnPropertyChanged ();
}
}
bool _shouldBeEnabled;
public bool ShouldBeEnabled {
get { return _shouldBeEnabled; }
set
{
_shouldBeEnabled = value;
OnPropertyChanged ();
}
}
public event PropertyChangedEventHandler PropertyChanged;
protected virtual void OnPropertyChanged ([CallerMemberName] string propertyName = null)
{
PropertyChangedEventHandler handler = PropertyChanged;
if (handler != null)
handler (this, new PropertyChangedEventArgs (propertyName));
}
}
#if APP
[Preserve (AllMembers=true)]
[Issue (IssueTracker.Github, 1747, "Binding to Switch.IsEnabled has no effect", PlatformAffected.WinPhone)]
public partial class Issue1747 : ContentPage
{
readonly ViewModel _vm;
public Issue1747 ()
{
_vm = new ViewModel ();
BindingContext = _vm;
InitializeComponent ();
}
public void Button_OnClick (object sender, EventArgs args)
{
_vm.ShouldBeToggled = !_vm.ShouldBeToggled;
_vm.ShouldBeEnabled = !_vm.ShouldBeEnabled;
}
}
#endif
}
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