/// <summary>
/// Used to close all opened documents and allows you to save unsaved results and to cancel closing.
/// Since DocumentsViewModel is a POCO view model, an instance of this class will also expose the OnClosingCommand property that can be used as a binding source in views.
/// </summary>
/// <param name="cancelEventArgs">An argument of the System.ComponentModel.CancelEventArgs type which is used to cancel closing if needed.</param>
public virtual void OnClosing(CancelEventArgs cancelEventArgs)
{
SaveLogicalLayout();
if (LayoutSerializationService != null)
{
PersistentLayoutHelper.PersistentViewsLayout[ViewLayoutName] = LayoutSerializationService.Serialize();
}
Messenger.Default.Send(new CloseAllMessage(cancelEventArgs));
PersistentLayoutHelper.SaveLayout();
}
public void SaveLayout()
{
PersistentLayoutHelper.TrySerializeLayout(LayoutSerializationService, ViewName);
PersistentLayoutHelper.SaveLayout();
}