PlaceController.Delegate (GWT Javadoc)

All Known Implementing Classes:

PlaceController.DefaultDelegate

Enclosing class:

PlaceController
```
public static interface PlaceController.Delegate
```
Optional delegate in charge of Window-related events. Provides nice isolation for unit testing, and allows customization of confirmation handling.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`HandlerRegistration`	`addWindowClosingHandler(Window.ClosingHandler handler)`	Adds a `Window.ClosingHandler` to the Delegate.
`boolean`	`confirm(java.lang.String message)`	Called to confirm a window closing event.

- Method Detail
  - addWindowClosingHandler
```
HandlerRegistration addWindowClosingHandler(Window.ClosingHandler handler)
```
    Adds a Window.ClosingHandler to the Delegate.
    
    Parameters:
    
    handler - a Window.ClosingHandler instance
    
    Returns:
    
    a HandlerRegistration instance
  - confirm
```
boolean confirm(java.lang.String message)
```
    Called to confirm a window closing event.
    
    Parameters:
    
    message - a warning message
    
    Returns:
    
    true to allow the window closing