net.sf.doolin.gui.display
Class AndDisplayStateHandler

java.lang.Object
  net.sf.doolin.gui.display.AbstractDisplayStateHandler
      net.sf.doolin.gui.display.MultiDisplayStateHandler
          net.sf.doolin.gui.display.AndDisplayStateHandler

All Implemented Interfaces:

DisplayStateHandler

public class AndDisplayStateHandler
extends MultiDisplayStateHandler

Display state handler that operates a conjunction between several handlers. Conjuction rules are defined as follow:

• At least one handler returns HIDDEN, result is HIDDEN
• At least one handler returns DISABLED, result is DISABLED
• All handlers return ENABLED, result is ENABLED

Author:

Damien Coraboeuf

Constructor Summary

AndDisplayStateHandler()
Default constructor

AndDisplayStateHandler(DisplayStateHandler... handlers)
Constructor from an array

AndDisplayStateHandler(List<DisplayStateHandler> handlers)
Constructor from a list.

Method Summary

DisplayState

getDisplayState(ActionContext actionContext) Gets the current DisplayState for the given action context

Methods inherited from class net.sf.doolin.gui.display.MultiDisplayStateHandler

getHandlers, setDisplayStateHandler, setHandlers, subscribe

Methods inherited from class net.sf.doolin.gui.display.AbstractDisplayStateHandler

connect, connect

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AndDisplayStateHandler

public AndDisplayStateHandler()

Default constructor

AndDisplayStateHandler

public AndDisplayStateHandler(List<DisplayStateHandler> handlers)

Constructor from a list.

Parameters:

handlers - List of handlers

AndDisplayStateHandler

public AndDisplayStateHandler(DisplayStateHandler... handlers)

Constructor from an array

Parameters:

handlers - Array of handlers

Method Detail

getDisplayState

public DisplayState getDisplayState(ActionContext actionContext)

Description copied from interface: DisplayStateHandler

Gets the current DisplayState for the given action context

Parameters:

actionContext - Action context.

Returns:

Display state