net.sf.jzeno.echo
Interface ScreenChangeListener

public interface ScreenChangeListener

Implementations of this interface can veto the navigation from one screen to another. Typical usage would be to create a save confirmation for the info on a screen. If the method in this listener returns true change to that screen will not be executed.

Method Summary

boolean

vetoScreenChange(Screen oldScreen, Screen newScreen)

Method Detail

vetoScreenChange

boolean vetoScreenChange(Screen oldScreen,
                         Screen newScreen)