com.birosoft.liquid
Class LiquidMenuUI.MouseInputHandler

java.lang.Object
  extended by com.birosoft.liquid.LiquidMenuUI.MouseInputHandler
All Implemented Interfaces:
java.awt.event.MouseListener, java.awt.event.MouseMotionListener, java.util.EventListener, javax.swing.event.MouseInputListener
Enclosing class:
LiquidMenuUI

protected class LiquidMenuUI.MouseInputHandler
extends java.lang.Object
implements javax.swing.event.MouseInputListener

Instantiated and used by a menu item to handle the current menu selection from mouse events. A MouseInputHandler processes and forwards all mouse events to a shared instance of the MenuSelectionManager.

This class is protected so that it can be subclassed by other look and feels to implement their own mouse handling behavior. All overridden methods should call the parent methods so that the menu selection is correct.

Since:
1.4
See Also:
MenuSelectionManager

Constructor Summary
protected LiquidMenuUI.MouseInputHandler()
           
 
Method Summary
 void mouseClicked(java.awt.event.MouseEvent e)
           
 void mouseDragged(java.awt.event.MouseEvent e)
          Invoked when a mouse button is pressed on the menu and then dragged.
 void mouseEntered(java.awt.event.MouseEvent e)
          Invoked when the cursor enters the menu.
 void mouseExited(java.awt.event.MouseEvent e)
           
 void mouseMoved(java.awt.event.MouseEvent e)
           
 void mousePressed(java.awt.event.MouseEvent e)
          Invoked when the mouse has been clicked on the menu.
 void mouseReleased(java.awt.event.MouseEvent e)
          Invoked when the mouse has been released on the menu.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

LiquidMenuUI.MouseInputHandler

protected LiquidMenuUI.MouseInputHandler()
Method Detail

mouseClicked

public void mouseClicked(java.awt.event.MouseEvent e)
Specified by:
mouseClicked in interface java.awt.event.MouseListener

mousePressed

public void mousePressed(java.awt.event.MouseEvent e)
Invoked when the mouse has been clicked on the menu. This method clears or sets the selection path of the MenuSelectionManager.

Specified by:
mousePressed in interface java.awt.event.MouseListener
Parameters:
e - the mouse event

mouseReleased

public void mouseReleased(java.awt.event.MouseEvent e)
Invoked when the mouse has been released on the menu. Delegates the mouse event to the MenuSelectionManager.

Specified by:
mouseReleased in interface java.awt.event.MouseListener
Parameters:
e - the mouse event

mouseEntered

public void mouseEntered(java.awt.event.MouseEvent e)
Invoked when the cursor enters the menu. This method sets the selected path for the MenuSelectionManager and handles the case in which a menu item is used to pop up an additional menu, as in a hierarchical menu system.

Specified by:
mouseEntered in interface java.awt.event.MouseListener
Parameters:
e - the mouse event; not used

mouseExited

public void mouseExited(java.awt.event.MouseEvent e)
Specified by:
mouseExited in interface java.awt.event.MouseListener

mouseDragged

public void mouseDragged(java.awt.event.MouseEvent e)
Invoked when a mouse button is pressed on the menu and then dragged. Delegates the mouse event to the MenuSelectionManager.

Specified by:
mouseDragged in interface java.awt.event.MouseMotionListener
Parameters:
e - the mouse event
See Also:
MouseMotionListener.mouseDragged(java.awt.event.MouseEvent)

mouseMoved

public void mouseMoved(java.awt.event.MouseEvent e)
Specified by:
mouseMoved in interface java.awt.event.MouseMotionListener