/// <summary>
/// Detaches event handler <code>fnFunction</code> from the {@link #event:open open} event of this <code>sap.ui.ux3.Overlay</code>.
///
/// The passed function and listener object must match the ones used for event registration.
/// </summary>
/// <param name="fnFunction">The function to be called, when the event occurs</param>
/// <param name="oListener">Context object on which the given function had to be called</param>
/// <returns>Reference to <code>this</code> in order to allow method chaining</returns>
public extern virtual sap.ui.ux3.Overlay detachOpen(sap.ui.ux3.Delegate fnFunction, object oListener);
/// <summary>
/// Attaches event handler <code>fnFunction</code> to the {@link #event:openNew openNew} event of this <code>sap.ui.ux3.Overlay</code>.
///
/// When called, the context of the event handler (its <code>this</code>) will be bound to <code>oListener</code> if specified, otherwise it will be bound to this <code>sap.ui.ux3.Overlay</code> itself.
///
/// Event is fired when the 'Open' button of the Overlay is clicked.
/// </summary>
/// <param name="oData">An application-specific payload object that will be passed to the event handler along with the event object when firing the event</param>
/// <param name="fnFunction">The function to be called when the event occurs</param>
/// <returns>Reference to <code>this</code> in order to allow method chaining</returns>
public extern virtual sap.ui.ux3.Overlay attachOpenNew(object oData, sap.ui.ux3.Delegate fnFunction);
/// <summary>
/// Attaches event handler <code>fnFunction</code> to the {@link #event:open open} event of this <code>sap.ui.ux3.Overlay</code>.
///
/// When called, the context of the event handler (its <code>this</code>) will be bound to <code>oListener</code> if specified, otherwise it will be bound to this <code>sap.ui.ux3.Overlay</code> itself.
///
/// Event is fired when the Overlay is opened.
/// </summary>
/// <param name="fnFunction">The function to be called when the event occurs</param>
/// <returns>Reference to <code>this</code> in order to allow method chaining</returns>
public extern virtual sap.ui.ux3.Overlay attachOpen(sap.ui.ux3.Delegate fnFunction);
/// <summary>
/// Attaches event handler <code>fnFunction</code> to the {@link #event:closed closed} event of this <code>sap.ui.ux3.Overlay</code>.
///
/// When called, the context of the event handler (its <code>this</code>) will be bound to <code>oListener</code> if specified, otherwise it will be bound to this <code>sap.ui.ux3.Overlay</code> itself.
///
/// Event is fired when the Overlay is closed.
/// </summary>
/// <param name="fnFunction">The function to be called when the event occurs</param>
/// <param name="oListener">Context object to call the event handler with. Defaults to this <code>sap.ui.ux3.Overlay</code> itself</param>
/// <returns>Reference to <code>this</code> in order to allow method chaining</returns>
public extern virtual sap.ui.ux3.Overlay attachClosed(sap.ui.ux3.Delegate fnFunction, object oListener);