BasicMenuUI.MouseInputHandler (Java Platform SE 6)

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javax.swing.plaf.basic
class BasicMenuUI.MouseInputHandler

java.lang.Object
  javax.swing.plaf.basic.BasicMenuUI.MouseInputHandler

All Implemented Interfaces:: MouseInputListener

Enclosing class:: BasicMenuUI

protected class BasicMenuUI.MouseInputHandler
extends Object
implements 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.

Constructor Summary
`protected`	`BasicMenuUI.MouseInputHandler()`

Method Summary
`void`	`mouseClicked(MouseEvent e)`
`void`	`mouseDragged(MouseEvent e)` Invoked when a mouse button is pressed on the menu and then dragged.
`void`	`mouseEntered(MouseEvent e)` Invoked when the cursor enters the menu.
`void`	`mouseExited(MouseEvent e)`
`void`	`mouseMoved(MouseEvent e)`
`void`	`mousePressed(MouseEvent e)` Invoked when the mouse has been clicked on the menu.
`void`	`mouseReleased(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

BasicMenuUI.MouseInputHandler

protected BasicMenuUI.MouseInputHandler()

Method Detail

mouseClicked

public void mouseClicked(MouseEvent e)

Parameters:: e

mouseDragged

public void mouseDragged(MouseEvent e)

Invoked when a mouse button is pressed on the menu and then dragged. Delegates the mouse event to the MenuSelectionManager.

Parameters:: e - the mouse event

mouseEntered

public void mouseEntered(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.

Parameters:: e - the mouse event; not used

mouseExited

public void mouseExited(MouseEvent e)

Parameters:: e

mouseMoved

public void mouseMoved(MouseEvent e)

Parameters:: e

mousePressed

public void mousePressed(MouseEvent e)

Invoked when the mouse has been clicked on the menu. This method clears or sets the selection path of the MenuSelectionManager.

Parameters:: e - the mouse event

mouseReleased

public void mouseReleased(MouseEvent e)

Invoked when the mouse has been released on the menu. Delegates the mouse event to the MenuSelectionManager.

Parameters:: e - the mouse event