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Class java.awt.AWTEventMulticaster

java.lang.Object
   |
   +----java.awt.AWTEventMulticaster

public class AWTEventMulticaster

extends Object

implements ComponentListener, ContainerListener, FocusListener, KeyListener, MouseListener, MouseMotionListener, WindowListener, ActionListener, ItemListener, AdjustmentListener, TextListener

 public myComponent extends Component {
     ActionListener actionListener = null;
     public void addActionListener(ActionListener l) {
	   actionListener = AWTEventMulticaster.add(actionListener, l);
     }
     public void removeActionListener(ActionListener l) {
  	   actionListener = AWTEventMulticaster.remove(actionListener, l);
     }
     public void processEvent(AWTEvent e) {
         // when event occurs which causes "action" semantic
         if (actionListener != null) {
             actionListener.actionPerformed(new ActionEvent());
         }         
 }
 

a

b

AWTEventMulticaster(EventListener, EventListener)

Creates an event multicaster instance which chains listener-a with listener-b.

actionPerformed(ActionEvent)

Handles the actionPerformed event by invoking the actionPerformed methods on listener-a and listener-b.

add(ActionListener, ActionListener)

Adds action-listener-a with action-listener-b and returns the resulting multicast listener.

add(AdjustmentListener, AdjustmentListener)

Adds adjustment-listener-a with adjustment-listener-b and returns the resulting multicast listener.

add(ComponentListener, ComponentListener)

Adds component-listener-a with component-listener-b and returns the resulting multicast listener.

add(ContainerListener, ContainerListener)

Adds container-listener-a with container-listener-b and returns the resulting multicast listener.

add(FocusListener, FocusListener)

Adds focus-listener-a with focus-listener-b and returns the resulting multicast listener.

add(ItemListener, ItemListener)

Adds item-listener-a with item-listener-b and returns the resulting multicast listener.

add(KeyListener, KeyListener)

Adds key-listener-a with key-listener-b and returns the resulting multicast listener.

add(MouseListener, MouseListener)

Adds mouse-listener-a with mouse-listener-b and returns the resulting multicast listener.

add(MouseMotionListener, MouseMotionListener)

Adds mouse-motion-listener-a with mouse-motion-listener-b and returns the resulting multicast listener.

add(TextListener, TextListener)

add(WindowListener, WindowListener)

Adds window-listener-a with window-listener-b and returns the resulting multicast listener.

addInternal(EventListener, EventListener)

Returns the resulting multicast listener from adding listener-a and listener-b together.

adjustmentValueChanged(AdjustmentEvent)

Handles the adjustmentValueChanged event by invoking the adjustmentValueChanged methods on listener-a and listener-b.

componentAdded(ContainerEvent)

Handles the componentAdded container event by invoking the componentAdded methods on listener-a and listener-b.

componentHidden(ComponentEvent)

Handles the componentHidden event by invoking the componentHidden methods on listener-a and listener-b.

componentMoved(ComponentEvent)

Handles the componentMoved event by invoking the componentMoved methods on listener-a and listener-b.

componentRemoved(ContainerEvent)

Handles the componentRemoved container event by invoking the componentRemoved methods on listener-a and listener-b.

componentResized(ComponentEvent)

Handles the componentResized event by invoking the componentResized methods on listener-a and listener-b.

componentShown(ComponentEvent)

Handles the componentShown event by invoking the componentShown methods on listener-a and listener-b.

focusGained(FocusEvent)

Handles the focusGained event by invoking the focusGained methods on listener-a and listener-b.

focusLost(FocusEvent)

Handles the focusLost event by invoking the focusLost methods on listener-a and listener-b.

itemStateChanged(ItemEvent)

Handles the itemStateChanged event by invoking the itemStateChanged methods on listener-a and listener-b.

keyPressed(KeyEvent)

Handles the keyPressed event by invoking the keyPressed methods on listener-a and listener-b.

keyReleased(KeyEvent)

Handles the keyReleased event by invoking the keyReleased methods on listener-a and listener-b.

keyTyped(KeyEvent)

Handles the keyTyped event by invoking the keyTyped methods on listener-a and listener-b.

mouseClicked(MouseEvent)

Handles the mouseClicked event by invoking the mouseClicked methods on listener-a and listener-b.

mouseDragged(MouseEvent)

Handles the mouseDragged event by invoking the mouseDragged methods on listener-a and listener-b.

mouseEntered(MouseEvent)

Handles the mouseEntered event by invoking the mouseEntered methods on listener-a and listener-b.

mouseExited(MouseEvent)

Handles the mouseExited event by invoking the mouseExited methods on listener-a and listener-b.

mouseMoved(MouseEvent)

Handles the mouseMoved event by invoking the mouseMoved methods on listener-a and listener-b.

mousePressed(MouseEvent)

Handles the mousePressed event by invoking the mousePressed methods on listener-a and listener-b.

mouseReleased(MouseEvent)

Handles the mouseReleased event by invoking the mouseReleased methods on listener-a and listener-b.

remove(ActionListener, ActionListener)

Removes the old action-listener from action-listener-l and returns the resulting multicast listener.

remove(AdjustmentListener, AdjustmentListener)

Removes the old adjustment-listener from adjustment-listener-l and returns the resulting multicast listener.

remove(ComponentListener, ComponentListener)

Removes the old component-listener from component-listener-l and returns the resulting multicast listener.

remove(ContainerListener, ContainerListener)

Removes the old container-listener from container-listener-l and returns the resulting multicast listener.

remove(EventListener)

Removes a listener from this multicaster and returns the resulting multicast listener.

remove(FocusListener, FocusListener)

Removes the old focus-listener from focus-listener-l and returns the resulting multicast listener.

remove(ItemListener, ItemListener)

Removes the old item-listener from item-listener-l and returns the resulting multicast listener.

remove(KeyListener, KeyListener)

Removes the old key-listener from key-listener-l and returns the resulting multicast listener.

remove(MouseListener, MouseListener)

Removes the old mouse-listener from mouse-listener-l and returns the resulting multicast listener.

remove(MouseMotionListener, MouseMotionListener)

Removes the old mouse-motion-listener from mouse-motion-listener-l and returns the resulting multicast listener.

remove(TextListener, TextListener)

remove(WindowListener, WindowListener)

Removes the old window-listener from window-listener-l and returns the resulting multicast listener.

removeInternal(EventListener, EventListener)

Returns the resulting multicast listener after removing the old listener from listener-l.

saveInternal(ObjectOutputStream, String)

textValueChanged(TextEvent)

windowActivated(WindowEvent)

Handles the windowActivated event by invoking the windowActivated methods on listener-a and listener-b.

windowClosed(WindowEvent)

Handles the windowClosed event by invoking the windowClosed methods on listener-a and listener-b.

windowClosing(WindowEvent)

Handles the windowClosing event by invoking the windowClosing methods on listener-a and listener-b.

windowDeactivated(WindowEvent)

Handles the windowDeactivated event by invoking the windowDeactivated methods on listener-a and listener-b.

windowDeiconified(WindowEvent)

Handles the windowDeiconfied event by invoking the windowDeiconified methods on listener-a and listener-b.

windowIconified(WindowEvent)

Handles the windowIconified event by invoking the windowIconified methods on listener-a and listener-b.

windowOpened(WindowEvent)

Handles the windowOpened event by invoking the windowOpened methods on listener-a and listener-b.

Properties Inheritable 
    a=EventListener 

Properties Inheritable 
    b=EventListener 

    method AWTEventMulticaster(a=EventListener, -
                               b=EventListener) Inheritable 

Creates an event multicaster instance which chains listener-a with listener-b.

Parameters:

a - listener-a

b - listener-b

    method remove(oldl=EventListener) returns EventListener Inheritable     

Removes a listener from this multicaster and returns the resulting multicast listener.

Parameters:

oldl - the listener to be removed

    method componentResized(e=ComponentEvent)  public     

Handles the componentResized event by invoking the componentResized methods on listener-a and listener-b.

Parameters:

e - the component event

    method componentMoved(e=ComponentEvent)  public     

Handles the componentMoved event by invoking the componentMoved methods on listener-a and listener-b.

Parameters:

e - the component event

    method componentShown(e=ComponentEvent)  public     

Handles the componentShown event by invoking the componentShown methods on listener-a and listener-b.

Parameters:

e - the component event

    method componentHidden(e=ComponentEvent)  public     

Handles the componentHidden event by invoking the componentHidden methods on listener-a and listener-b.

Parameters:

e - the component event

    method componentAdded(e=ContainerEvent)  public     

Handles the componentAdded container event by invoking the componentAdded methods on listener-a and listener-b.

Parameters:

e - the component event

    method componentRemoved(e=ContainerEvent)  public     

Handles the componentRemoved container event by invoking the componentRemoved methods on listener-a and listener-b.

Parameters:

e - the component event

    method focusGained(e=FocusEvent)  public     

Handles the focusGained event by invoking the focusGained methods on listener-a and listener-b.

Parameters:

e - the focus event

    method focusLost(e=FocusEvent)  public     

Handles the focusLost event by invoking the focusLost methods on listener-a and listener-b.

Parameters:

e - the focus event

    method keyTyped(e=KeyEvent)  public     

Handles the keyTyped event by invoking the keyTyped methods on listener-a and listener-b.

Parameters:

e - the key event

    method keyPressed(e=KeyEvent)  public     

Handles the keyPressed event by invoking the keyPressed methods on listener-a and listener-b.

Parameters:

e - the key event

    method keyReleased(e=KeyEvent)  public     

Handles the keyReleased event by invoking the keyReleased methods on listener-a and listener-b.

Parameters:

e - the key event

    method mouseClicked(e=MouseEvent)  public     

Handles the mouseClicked event by invoking the mouseClicked methods on listener-a and listener-b.

Parameters:

e - the mouse event

    method mousePressed(e=MouseEvent)  public     

Handles the mousePressed event by invoking the mousePressed methods on listener-a and listener-b.

Parameters:

e - the mouse event

    method mouseReleased(e=MouseEvent)  public     

Handles the mouseReleased event by invoking the mouseReleased methods on listener-a and listener-b.

Parameters:

e - the mouse event

    method mouseEntered(e=MouseEvent)  public     

Handles the mouseEntered event by invoking the mouseEntered methods on listener-a and listener-b.

Parameters:

e - the mouse event

    method mouseExited(e=MouseEvent)  public     

Handles the mouseExited event by invoking the mouseExited methods on listener-a and listener-b.

Parameters:

e - the mouse event

    method mouseDragged(e=MouseEvent)  public     

Handles the mouseDragged event by invoking the mouseDragged methods on listener-a and listener-b.

Parameters:

e - the mouse event

    method mouseMoved(e=MouseEvent)  public     

Handles the mouseMoved event by invoking the mouseMoved methods on listener-a and listener-b.

Parameters:

e - the mouse event

    method windowOpened(e=WindowEvent)  public     

Handles the windowOpened event by invoking the windowOpened methods on listener-a and listener-b.

Parameters:

e - the window event

    method windowClosing(e=WindowEvent)  public     

Handles the windowClosing event by invoking the windowClosing methods on listener-a and listener-b.

Parameters:

e - the window event

    method windowClosed(e=WindowEvent)  public     

Handles the windowClosed event by invoking the windowClosed methods on listener-a and listener-b.

Parameters:

e - the window event

    method windowIconified(e=WindowEvent)  public     

Handles the windowIconified event by invoking the windowIconified methods on listener-a and listener-b.

Parameters:

e - the window event

    method windowDeiconified(e=WindowEvent)  public     

Handles the windowDeiconfied event by invoking the windowDeiconified methods on listener-a and listener-b.

Parameters:

e - the window event

    method windowActivated(e=WindowEvent)  public     

Handles the windowActivated event by invoking the windowActivated methods on listener-a and listener-b.

Parameters:

e - the window event

    method windowDeactivated(e=WindowEvent)  public     

Handles the windowDeactivated event by invoking the windowDeactivated methods on listener-a and listener-b.

Parameters:

e - the window event

    method actionPerformed(e=ActionEvent)  public     

Handles the actionPerformed event by invoking the actionPerformed methods on listener-a and listener-b.

Parameters:

e - the action event

    method itemStateChanged(e=ItemEvent)  public     

Handles the itemStateChanged event by invoking the itemStateChanged methods on listener-a and listener-b.

Parameters:

e - the item event

    method adjustmentValueChanged(e=AdjustmentEvent)  public     

Handles the adjustmentValueChanged event by invoking the adjustmentValueChanged methods on listener-a and listener-b.

Parameters:

e - the adjustment event

    method textValueChanged(e=TextEvent)  public     

    method add(a=ComponentListener, -
               b=ComponentListener) returns ComponentListener public  static   

Adds component-listener-a with component-listener-b and returns the resulting multicast listener.

Parameters:

a - component-listener-a

b - component-listener-b

    method add(a=ContainerListener, -
               b=ContainerListener) returns ContainerListener public  static   

Adds container-listener-a with container-listener-b and returns the resulting multicast listener.

Parameters:

a - container-listener-a

b - container-listener-b

    method add(a=FocusListener, -
               b=FocusListener) returns FocusListener public  static   

Adds focus-listener-a with focus-listener-b and returns the resulting multicast listener.

Parameters:

a - focus-listener-a

b - focus-listener-b

    method add(a=KeyListener, -
               b=KeyListener) returns KeyListener public  static   

Adds key-listener-a with key-listener-b and returns the resulting multicast listener.

Parameters:

a - key-listener-a

b - key-listener-b

    method add(a=MouseListener, -
               b=MouseListener) returns MouseListener public  static   

Adds mouse-listener-a with mouse-listener-b and returns the resulting multicast listener.

Parameters:

a - mouse-listener-a

b - mouse-listener-b

    method add(a=MouseMotionListener, -
               b=MouseMotionListener) returns MouseMotionListener public  static   

Adds mouse-motion-listener-a with mouse-motion-listener-b and returns the resulting multicast listener.

Parameters:

a - mouse-motion-listener-a

b - mouse-motion-listener-b

    method add(a=WindowListener, -
               b=WindowListener) returns WindowListener public  static   

Adds window-listener-a with window-listener-b and returns the resulting multicast listener.

Parameters:

a - window-listener-a

b - window-listener-b

    method add(a=ActionListener, -
               b=ActionListener) returns ActionListener public  static   

Adds action-listener-a with action-listener-b and returns the resulting multicast listener.

Parameters:

a - action-listener-a

b - action-listener-b

    method add(a=ItemListener, -
               b=ItemListener) returns ItemListener public  static   

Adds item-listener-a with item-listener-b and returns the resulting multicast listener.

Parameters:

a - item-listener-a

b - item-listener-b

    method add(a=AdjustmentListener, -
               b=AdjustmentListener) returns AdjustmentListener public  static   

Adds adjustment-listener-a with adjustment-listener-b and returns the resulting multicast listener.

Parameters:

a - adjustment-listener-a

b - adjustment-listener-b

    method add(a=TextListener, -
               b=TextListener) returns TextListener public  static   

    method remove(l=ComponentListener, -
                  oldl=ComponentListener) returns ComponentListener public  static   

Removes the old component-listener from component-listener-l and returns the resulting multicast listener.

Parameters:

l - component-listener-l

oldl - the component-listener being removed

    method remove(l=ContainerListener, -
                  oldl=ContainerListener) returns ContainerListener public  static   

Removes the old container-listener from container-listener-l and returns the resulting multicast listener.

Parameters:

l - container-listener-l

oldl - the container-listener being removed

    method remove(l=FocusListener, -
                  oldl=FocusListener) returns FocusListener public  static   

Removes the old focus-listener from focus-listener-l and returns the resulting multicast listener.

Parameters:

l - focus-listener-l

oldl - the focus-listener being removed

    method remove(l=KeyListener, -
                  oldl=KeyListener) returns KeyListener public  static   

Removes the old key-listener from key-listener-l and returns the resulting multicast listener.

Parameters:

l - key-listener-l

oldl - the key-listener being removed

    method remove(l=MouseListener, -
                  oldl=MouseListener) returns MouseListener public  static   

Removes the old mouse-listener from mouse-listener-l and returns the resulting multicast listener.

Parameters:

l - mouse-listener-l

oldl - the mouse-listener being removed

    method remove(l=MouseMotionListener, -
                  oldl=MouseMotionListener) returns MouseMotionListener public  static   

Removes the old mouse-motion-listener from mouse-motion-listener-l and returns the resulting multicast listener.

Parameters:

l - mouse-motion-listener-l

oldl - the mouse-motion-listener being removed

    method remove(l=WindowListener, -
                  oldl=WindowListener) returns WindowListener public  static   

Removes the old window-listener from window-listener-l and returns the resulting multicast listener.

Parameters:

l - window-listener-l

oldl - the window-listener being removed

    method remove(l=ActionListener, -
                  oldl=ActionListener) returns ActionListener public  static   

Removes the old action-listener from action-listener-l and returns the resulting multicast listener.

Parameters:

l - action-listener-l

oldl - the action-listener being removed

    method remove(l=ItemListener, -
                  oldl=ItemListener) returns ItemListener public  static   

Removes the old item-listener from item-listener-l and returns the resulting multicast listener.

Parameters:

l - item-listener-l

oldl - the item-listener being removed

    method remove(l=AdjustmentListener, -
                  oldl=AdjustmentListener) returns AdjustmentListener public  static   

Removes the old adjustment-listener from adjustment-listener-l and returns the resulting multicast listener.

Parameters:

l - adjustment-listener-l

oldl - the adjustment-listener being removed

    method remove(l=TextListener, -
                  oldl=TextListener) returns TextListener public  static   

    method addInternal(a=EventListener, -
                       b=EventListener) returns EventListener Inheritable  static   

Returns the resulting multicast listener from adding listener-a and listener-b together. If listener-a is null, it returns listener-b; If listener-b is null, it returns listener-a If neither are null, then it creates and returns a new AWTEventMulticaster instance which chains a with b.

Parameters:

a - event listener-a

b - event listener-b

    method removeInternal(l=EventListener, -
                          oldl=EventListener) returns EventListener Inheritable  static   

Returns the resulting multicast listener after removing the old listener from listener-l. If listener-l equals the old listener OR listener-l is null, returns null. Else if listener-l is an instance of AWTEventMulticaster, then it removes the old listener from it. Else, returns listener l.

Parameters:

l - the listener being removed from

oldl - the listener being removed

    method saveInternal(s=ObjectOutputStream, -
                        k=String)  Inheritable     Signals IOException

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