protected override void OnPause()
{
base.OnPause();
// Always detach handlers OnPause to avoid memory leaks and objects with multple handlers
packageListener.OnPackageListUpdate -= UpdatePackages;
packageListener.OnPackageListFail -= UpdatePackages;
packageListener.OnPackageCancel -= UpdatePackage;
packageListener.OnPackageUpdate -= UpdatePackage;
packageListener.OnPackageStatusChange -= UpdatePackage;
packageListener.OnPackageFail -= UpdatePackage;
packageManager.Stop(true);
packageListener = null;
}
protected override void OnPause()
{
ContentView.Button.Click -= OnMenuButtonClicked;
ContentView.Menu.CityTapped -= OnMenuSelectionChanged;
// Always detach handlers OnPause to avoid memory leaks and objects with multple handlers
packageListener.OnPackageCancel -= UpdatePackage;
packageListener.OnPackageUpdate -= UpdatePackage;
packageListener.OnPackageStatusChange -= UpdatePackage;
packageListener.OnPackageFail -= UpdatePackage;
manager.Stop(true);
packageListener = null;
base.OnPause();
}
public override void ViewWillDisappear(bool animated)
{
base.ViewWillDisappear(animated);
// Always detach handlers ViewWillDisappear to avoid memory leaks and objects with multple handlers
PackageUpdateListener.OnPackageListUpdate -= UpdatePackages;
PackageUpdateListener.OnPackageListFail -= UpdatePackages;
PackageUpdateListener.OnPackageCancel -= UpdatePackage;
PackageUpdateListener.OnPackageUpdate -= UpdatePackage;
PackageUpdateListener.OnPackageStatusChange -= UpdatePackage;
PackageUpdateListener.OnPackageFail -= UpdatePackage;
ContentView.ListSource.CellActionButtonClicked -= OnCellActionButtonClick;
packageManager.Stop(true);
}
public override void ViewWillDisappear(bool animated)
{
base.ViewWillDisappear(animated);
// Always detach handlers ViewWillDisappear to avoid memory leaks and objects with multple handlers
MenuButton.Click -= OnMenuButtonClick;
Menu.CityTapped -= OnMenuSelectionChanged;
packageListener = new PackageListener();
packageManager.PackageManagerListener = packageListener;
packageListener.OnPackageCancel -= UpdatePackage;
packageListener.OnPackageUpdate -= UpdatePackage;
packageListener.OnPackageStatusChange -= UpdatePackage;
packageListener.OnPackageFail -= UpdatePackage;
packageManager.Stop(true);
}
protected override void OnStop()
{
base.OnStop();
packageManager.Stop(false);
}