public bool FinishedLaunching(UIApplication application, NSDictionary launchOptions)
{
Window = new UIWindow(UIScreen.MainScreen.Bounds);
if (Globals.Database.Table <CloudModel>().Count() > 0)
{
Window.RootViewController = UIStoryboard.FromName("Main", NSBundle.MainBundle).InstantiateViewController("MainScreen");
if (PHPhotoLibrary.AuthorizationStatus == PHAuthorizationStatus.Authorized &&
Globals.Database.CheckSetting(UserSettings.AutoBackupPhotos, "1"))
{
application.SetMinimumBackgroundFetchInterval(UIApplication.BackgroundFetchIntervalMinimum);
}
}
else
{
Window.RootViewController = UIStoryboard.FromName("Main", NSBundle.MainBundle).InstantiateViewController("WelcomeScreen");
application.SetMinimumBackgroundFetchInterval(UIApplication.BackgroundFetchIntervalNever);
}
Window.MakeKeyAndVisible();
if (networkNotification == null)
{
networkNotification = CFNotificationCenter.Darwin.AddObserver(Notifications.NetworkChange, null, ObserveNetworkChange, CFNotificationSuspensionBehavior.Coalesce);
}
return(true);
}
public void TestObservers()
{
var target = new NSObject();
var d = CFNotificationCenter.Local;
int count = 0;
int count2 = 0;
CFNotificationObserverToken o2 = null;
var o1 = d.AddObserver("hello", target, (x, dd) => {
count++;
// Console.WriteLine ("Here");
if (count == 1)
{
o2 = d.AddObserver("hello", target, (y, ee) => {
// Console.WriteLine ("There");
count2++;
});
}
});
d.PostNotification("hello", target, null, deliverImmediately: true);
Assert.AreEqual(1, count);
d.PostNotification("hello", target, null, deliverImmediately: true);
Assert.AreEqual(2, count);
Assert.AreEqual(1, count2);
// Remove the first observer, count should not be updated
d.RemoveObserver(o1);
d.PostNotification("hello", target, null);
Assert.AreEqual(2, count);
Assert.AreEqual(2, count2);
// Remove the last observer, there should be no change in count
d.RemoveObserver(o2);
d.PostNotification("hello", target, null);
Assert.AreEqual(2, count);
Assert.AreEqual(2, count2);
// Test removing all observers
count = 0;
o1 = d.AddObserver("hello", target, (x, dd) => {
count++;
Console.WriteLine("Here");
});
o2 = d.AddObserver("hello", target, (y, ee) => { count++; });
d.RemoveEveryObserver();
d.PostNotification("hello", target, null);
Assert.AreEqual(0, count);
// Test removing from a callback
count = 0;
o2 = d.AddObserver("hello", target, (y, ee) => { count++; d.RemoveObserver(o2); });
d.PostNotification("hello", target, null);
Assert.AreEqual(1, count);
d.PostNotification("hello", target, null);
Assert.AreEqual(1, count);
}
public void WillEnterForeground(UIApplication application)
{
try
{
networkNotification = CFNotificationCenter.Darwin.AddObserver(Notifications.NetworkChange, null, ObserveNetworkChange, CFNotificationSuspensionBehavior.Coalesce);
Globals.CloudManager?.StartNetwork(false);
}
catch
{
// Ignored.
}
}
public void TestObservers2()
{
var d = CFNotificationCenter.Local;
int count = 0;
int count2 = 0;
CFNotificationObserverToken o2 = null;
var o1 = d.AddObserver(null, null, (x, dd) => {
count++;
if (count == 1)
{
o2 = d.AddObserver(null, null, (y, ee) => {
count2++;
});
}
});
d.PostNotification("hello", null, null, deliverImmediately: true);
Assert.AreEqual(1, count);
NSNotificationCenter.DefaultCenter.PostNotificationName("hello", null);
Assert.AreEqual(2, count);
Assert.AreEqual(1, count2);
// Remove the first observer, count should not be updated
d.RemoveObserver(o1);
d.PostNotification("hello", null, null);
Assert.AreEqual(2, count);
Assert.AreEqual(2, count2);
// Remove the last observer, there should be no change in count
d.RemoveObserver(o2);
NSNotificationCenter.DefaultCenter.PostNotificationName("hello", null);
Assert.AreEqual(2, count);
Assert.AreEqual(2, count2);
// Test removing all observers
count = 0;
o1 = d.AddObserver(null, null, (x, dd) => {
count++;
});
o2 = d.AddObserver(null, null, (y, ee) => { count++; });
d.RemoveEveryObserver();
NSNotificationCenter.DefaultCenter.PostNotificationName("hello", null);
Assert.AreEqual(0, count);
// Test removing from a callback
count = 0;
o2 = d.AddObserver(null, null, (y, ee) => { count++; d.RemoveObserver(o2); });
d.PostNotification("hello", null, null);
Assert.AreEqual(1, count);
NSNotificationCenter.DefaultCenter.PostNotificationName("hello", null);
Assert.AreEqual(1, count);
}
public void DidEnterBackground(UIApplication application)
{
try
{
if (networkNotification != null)
{
CFNotificationCenter.Darwin.RemoveObserver(networkNotification);
networkNotification = null;
}
}
catch
{
// Ignored.
}
}
