// Code to execute when the application is closing (eg, user hit Back)
// This code will not execute when the application is deactivated
private void Application_Closing(object sender, ClosingEventArgs e)
{
if (PhotoModel != null)
{
TombstoningHelper.StorePhotoModel(PhotoModel);
}
}
// Code to execute when the application is deactivated (sent to background)
// This code will not execute when the application is closing
private void Application_Deactivated(object sender, DeactivatedEventArgs e)
{
if (PhotoModel != null)
{
TombstoningHelper.StorePhotoModel(PhotoModel);
}
}
// Code to execute when the application is closing (eg, user hit Back)
// This code will not execute when the application is deactivated
private void Application_Closing(object sender, ClosingEventArgs e)
{
if (PhotoModel != null)
{
TombstoningHelper.StorePhotoModel(PhotoModel);
}
if (ThumbnailModel != null)
{
TombstoningHelper.StorePhotoModel(ThumbnailModel);
}
App.ViewModelData.SaveChangesToDb();
}
// Code to execute when the application is activated (brought to foreground)
// This code will not execute when the application is first launched
private void Application_Activated(object sender, ActivatedEventArgs e)
{
if (!e.IsApplicationInstancePreserved)
{
FilterModel = new FiltersModel();
try
{
PhotoModel = TombstoningHelper.RestorePhotoModel();
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine("Unable to restore photo model: " + ex.Message);
}
}
}
