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// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved. See License.txt in the project root for license information.
#if WINDOWSPHONE7
#if DEBUG_NO_AGENT_SUPPORT
using Microsoft.Phone.Shell;
#else
using System.Reactive.PlatformServices.Phone.Shell;
#endif
namespace System.Reactive.PlatformServices
{
internal class HostLifecycleNotifications : IHostLifecycleNotifications
{
private EventHandler<ActivatedEventArgs> _activated;
private EventHandler<DeactivatedEventArgs> _deactivated;
public event EventHandler<HostSuspendingEventArgs> Suspending
{
add
{
_deactivated = (o, e) => value(o, new HostSuspendingEventArgs());
var current = PhoneApplicationService.Current;
if (current != null)
current.Deactivated += _deactivated;
}
remove
{
var current = PhoneApplicationService.Current;
if (current != null)
current.Deactivated -= _deactivated;
}
}
public event EventHandler<HostResumingEventArgs> Resuming
{
add
{
_activated = (o, e) =>
{
if (e.IsApplicationInstancePreserved)
{
value(o, new HostResumingEventArgs());
}
};
var current = PhoneApplicationService.Current;
if (current != null)
current.Activated += _activated;
}
remove
{
var current = PhoneApplicationService.Current;
if (current != null)
current.Activated -= _activated;
}
}
}
}
#endif
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