mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-28 01:55:16 +08:00
464 lines
12 KiB
Java
464 lines
12 KiB
Java
/* Copyright (C) 2000 Free Software Foundation
|
|
|
|
This file is part of libgcj.
|
|
|
|
This software is copyrighted work licensed under the terms of the
|
|
Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
|
|
details. */
|
|
|
|
package java.awt;
|
|
|
|
import java.awt.event.*;
|
|
import java.util.EventListener;
|
|
import java.io.ObjectOutputStream;
|
|
|
|
/* Written using on-line Java 2 Platform Standard Edition v1.3 API
|
|
* Specification, as well as "The Java Class Libraries", 2nd edition
|
|
* (Addison-Wesley, 1998).
|
|
* Status: Believed complete and correct to J2SE 1.3, except for
|
|
* serialization support methods, save() and saveInternal(), which are
|
|
* stubbed.
|
|
*/
|
|
|
|
/**
|
|
* Convienience class for thread-safe multicasting of AWT events,
|
|
* without synchronization.
|
|
*
|
|
* @author Bryce McKinlay
|
|
*/
|
|
|
|
public class AWTEventMulticaster implements ComponentListener,
|
|
ContainerListener, FocusListener, KeyListener, MouseListener,
|
|
MouseMotionListener, WindowListener, ActionListener, ItemListener,
|
|
AdjustmentListener, TextListener, InputMethodListener, HierarchyListener,
|
|
HierarchyBoundsListener
|
|
{
|
|
protected final EventListener a, b;
|
|
|
|
protected AWTEventMulticaster(EventListener a,
|
|
EventListener b)
|
|
{
|
|
this.a = a;
|
|
this.b = b;
|
|
}
|
|
|
|
protected static EventListener addInternal(EventListener a, EventListener b)
|
|
{
|
|
if (a == null)
|
|
return b;
|
|
else if (b == null)
|
|
return a;
|
|
else return new AWTEventMulticaster(a, b);
|
|
}
|
|
|
|
protected static EventListener removeInternal(EventListener l,
|
|
EventListener oldl)
|
|
{
|
|
if (l == oldl)
|
|
return null;
|
|
else if (l instanceof AWTEventMulticaster)
|
|
{
|
|
AWTEventMulticaster mc = (AWTEventMulticaster) l;
|
|
return mc.remove(oldl);
|
|
}
|
|
return l;
|
|
}
|
|
|
|
/* Remove oldl from this multicaster. */
|
|
protected EventListener remove(EventListener oldl)
|
|
{
|
|
// If oldl is an immediate child, return the other child.
|
|
if (a == oldl)
|
|
return b;
|
|
if (b == oldl)
|
|
return a;
|
|
|
|
// If a and/or b are Multicaster's, search them recursivly.
|
|
if (a instanceof AWTEventMulticaster)
|
|
{
|
|
AWTEventMulticaster mc = (AWTEventMulticaster) a;
|
|
EventListener newa = mc.remove(oldl);
|
|
if (newa != a)
|
|
return new AWTEventMulticaster (newa, b);
|
|
}
|
|
if (b instanceof AWTEventMulticaster)
|
|
{
|
|
AWTEventMulticaster mc = (AWTEventMulticaster) a;
|
|
EventListener newb = mc.remove(oldl);
|
|
if (newb != b)
|
|
return new AWTEventMulticaster (a, newb);
|
|
}
|
|
|
|
// oldl was not found.
|
|
return this;
|
|
}
|
|
|
|
public static ActionListener add(ActionListener a, ActionListener b)
|
|
{
|
|
return (ActionListener) addInternal(a, b);
|
|
}
|
|
|
|
public static AdjustmentListener add(AdjustmentListener a,
|
|
AdjustmentListener b)
|
|
{
|
|
return (AdjustmentListener) addInternal(a, b);
|
|
}
|
|
|
|
public static ComponentListener add(ComponentListener a, ComponentListener b)
|
|
{
|
|
return (ComponentListener) addInternal(a, b);
|
|
}
|
|
|
|
public static ContainerListener add(ContainerListener a, ContainerListener b)
|
|
{
|
|
return (ContainerListener) addInternal(a, b);
|
|
}
|
|
|
|
public static FocusListener add(FocusListener a, FocusListener b)
|
|
{
|
|
return (FocusListener) addInternal(a, b);
|
|
}
|
|
|
|
public static HierarchyBoundsListener add(HierarchyBoundsListener a,
|
|
HierarchyBoundsListener b)
|
|
{
|
|
return (HierarchyBoundsListener) addInternal(a, b);
|
|
}
|
|
|
|
public static HierarchyListener add(HierarchyListener a, HierarchyListener b)
|
|
{
|
|
return (HierarchyListener) addInternal(a, b);
|
|
}
|
|
|
|
public static InputMethodListener add(InputMethodListener a,
|
|
InputMethodListener b)
|
|
{
|
|
return (InputMethodListener) addInternal(a, b);
|
|
}
|
|
|
|
public static ItemListener add(ItemListener a, ItemListener b)
|
|
{
|
|
return (ItemListener) addInternal(a, b);
|
|
}
|
|
|
|
public static KeyListener add(KeyListener a, KeyListener b)
|
|
{
|
|
return (KeyListener) addInternal(a, b);
|
|
}
|
|
|
|
public static MouseListener add(MouseListener a, MouseListener b)
|
|
{
|
|
return (MouseListener) addInternal(a, b);
|
|
}
|
|
|
|
public static MouseMotionListener add(MouseMotionListener a,
|
|
MouseMotionListener b)
|
|
{
|
|
return (MouseMotionListener) addInternal(a, b);
|
|
}
|
|
|
|
public static TextListener add(TextListener a, TextListener b)
|
|
{
|
|
return (TextListener) addInternal(a, b);
|
|
}
|
|
|
|
public static WindowListener add(WindowListener a, WindowListener b)
|
|
{
|
|
return (WindowListener) addInternal(a, b);
|
|
}
|
|
|
|
public static ActionListener remove(ActionListener l, ActionListener oldl)
|
|
{
|
|
return (ActionListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public static AdjustmentListener remove(AdjustmentListener l,
|
|
AdjustmentListener oldl)
|
|
{
|
|
return (AdjustmentListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public static ComponentListener remove(ComponentListener l,
|
|
ComponentListener oldl)
|
|
{
|
|
return (ComponentListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public static ContainerListener remove(ContainerListener l,
|
|
ContainerListener oldl)
|
|
{
|
|
return (ContainerListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public static FocusListener remove(FocusListener l, FocusListener oldl)
|
|
{
|
|
return (FocusListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public static HierarchyBoundsListener remove(HierarchyBoundsListener l,
|
|
HierarchyBoundsListener oldl)
|
|
{
|
|
return (HierarchyBoundsListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public static HierarchyListener remove(HierarchyListener l,
|
|
HierarchyListener oldl)
|
|
{
|
|
return (HierarchyListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public static InputMethodListener remove(InputMethodListener l,
|
|
InputMethodListener oldl)
|
|
{
|
|
return (InputMethodListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public static ItemListener remove(ItemListener l, ItemListener oldl)
|
|
{
|
|
return (ItemListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public static KeyListener remove(KeyListener l, KeyListener oldl)
|
|
{
|
|
return (KeyListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public static MouseListener remove(MouseListener l, MouseListener oldl)
|
|
{
|
|
return (MouseListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public static MouseMotionListener remove(MouseMotionListener l,
|
|
MouseMotionListener oldl)
|
|
{
|
|
return (MouseMotionListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public static TextListener remove(TextListener l, TextListener oldl)
|
|
{
|
|
return (TextListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public static WindowListener remove(WindowListener l, WindowListener oldl)
|
|
{
|
|
return (WindowListener) removeInternal(l, oldl);
|
|
}
|
|
|
|
public void actionPerformed(ActionEvent e)
|
|
{
|
|
((ActionListener) a).actionPerformed(e);
|
|
((ActionListener) b).actionPerformed(e);
|
|
}
|
|
|
|
public void adjustmentValueChanged(AdjustmentEvent e)
|
|
{
|
|
((AdjustmentListener) a).adjustmentValueChanged(e);
|
|
((AdjustmentListener) b).adjustmentValueChanged(e);
|
|
}
|
|
|
|
public void componentHidden(ComponentEvent e)
|
|
{
|
|
((ComponentListener) a).componentHidden(e);
|
|
((ComponentListener) b).componentHidden(e);
|
|
}
|
|
|
|
public void componentMoved(ComponentEvent e)
|
|
{
|
|
((ComponentListener) a).componentMoved(e);
|
|
((ComponentListener) b).componentMoved(e);
|
|
}
|
|
|
|
public void componentResized(ComponentEvent e)
|
|
{
|
|
((ComponentListener) a).componentResized(e);
|
|
((ComponentListener) b).componentResized(e);
|
|
}
|
|
|
|
public void componentShown(ComponentEvent e)
|
|
{
|
|
((ComponentListener) a).componentShown(e);
|
|
((ComponentListener) b).componentShown(e);
|
|
}
|
|
|
|
public void componentAdded(ContainerEvent e)
|
|
{
|
|
((ContainerListener) a).componentAdded(e);
|
|
((ContainerListener) b).componentAdded(e);
|
|
}
|
|
|
|
public void componentRemoved(ContainerEvent e)
|
|
{
|
|
((ContainerListener) a).componentRemoved(e);
|
|
((ContainerListener) b).componentRemoved(e);
|
|
}
|
|
|
|
public void focusGained(FocusEvent e)
|
|
{
|
|
((FocusListener) a).focusGained(e);
|
|
((FocusListener) b).focusGained(e);
|
|
}
|
|
|
|
public void focusLost(FocusEvent e)
|
|
{
|
|
((FocusListener) a).focusLost(e);
|
|
((FocusListener) b).focusLost(e);
|
|
}
|
|
|
|
|
|
public void ancestorMoved(HierarchyEvent e)
|
|
{
|
|
((HierarchyBoundsListener) a).ancestorMoved(e);
|
|
((HierarchyBoundsListener) b).ancestorMoved(e);
|
|
}
|
|
|
|
public void ancestorResized(HierarchyEvent e)
|
|
{
|
|
((HierarchyBoundsListener) a).ancestorResized(e);
|
|
((HierarchyBoundsListener) b).ancestorResized(e);
|
|
}
|
|
|
|
public void hierarchyChanged(HierarchyEvent e)
|
|
{
|
|
((HierarchyListener) a).hierarchyChanged(e);
|
|
((HierarchyListener) b).hierarchyChanged(e);
|
|
}
|
|
|
|
public void caretPositionChanged(InputMethodEvent e)
|
|
{
|
|
((InputMethodListener) a).caretPositionChanged(e);
|
|
((InputMethodListener) b).caretPositionChanged(e);
|
|
}
|
|
|
|
public void inputMethodTextChanged(InputMethodEvent e)
|
|
{
|
|
((InputMethodListener) a).inputMethodTextChanged(e);
|
|
((InputMethodListener) b).inputMethodTextChanged(e);
|
|
}
|
|
|
|
public void itemStateChanged(ItemEvent e)
|
|
{
|
|
((ItemListener) a).itemStateChanged(e);
|
|
((ItemListener) b).itemStateChanged(e);
|
|
}
|
|
|
|
public void keyPressed(KeyEvent e)
|
|
{
|
|
((KeyListener) a).keyPressed(e);
|
|
((KeyListener) b).keyPressed(e);
|
|
}
|
|
|
|
public void keyReleased(KeyEvent e)
|
|
{
|
|
((KeyListener) a).keyReleased(e);
|
|
((KeyListener) b).keyReleased(e);
|
|
}
|
|
|
|
public void keyTyped(KeyEvent e)
|
|
{
|
|
((KeyListener) a).keyTyped(e);
|
|
((KeyListener) b).keyTyped(e);
|
|
}
|
|
|
|
public void mouseClicked(MouseEvent e)
|
|
{
|
|
((MouseListener) a).mouseClicked(e);
|
|
((MouseListener) b).mouseClicked(e);
|
|
}
|
|
|
|
|
|
public void mouseEntered(MouseEvent e)
|
|
{
|
|
((MouseListener) a).mouseEntered(e);
|
|
((MouseListener) b).mouseEntered(e);
|
|
}
|
|
|
|
public void mouseExited(MouseEvent e)
|
|
{
|
|
((MouseListener) a).mouseExited(e);
|
|
((MouseListener) b).mouseExited(e);
|
|
}
|
|
|
|
public void mousePressed(MouseEvent e)
|
|
{
|
|
((MouseListener) a).mousePressed(e);
|
|
((MouseListener) b).mousePressed(e);
|
|
}
|
|
|
|
public void mouseReleased(MouseEvent e)
|
|
{
|
|
((MouseListener) a).mouseReleased(e);
|
|
((MouseListener) b).mouseReleased(e);
|
|
}
|
|
|
|
public void mouseDragged(MouseEvent e)
|
|
{
|
|
((MouseMotionListener) a).mouseDragged(e);
|
|
((MouseMotionListener) b).mouseDragged(e);
|
|
}
|
|
|
|
public void mouseMoved(MouseEvent e)
|
|
{
|
|
((MouseMotionListener) a).mouseMoved(e);
|
|
((MouseMotionListener) b).mouseMoved(e);
|
|
}
|
|
|
|
public void textValueChanged(TextEvent e)
|
|
{
|
|
((TextListener) a).textValueChanged(e);
|
|
((TextListener) b).textValueChanged(e);
|
|
}
|
|
|
|
public void windowActivated(WindowEvent e)
|
|
{
|
|
((WindowListener) a).windowActivated(e);
|
|
((WindowListener) b).windowActivated(e);
|
|
}
|
|
|
|
public void windowClosed(WindowEvent e)
|
|
{
|
|
((WindowListener) a).windowClosed(e);
|
|
((WindowListener) b).windowClosed(e);
|
|
}
|
|
|
|
public void windowClosing(WindowEvent e)
|
|
{
|
|
((WindowListener) a).windowClosing(e);
|
|
((WindowListener) b).windowClosing(e);
|
|
}
|
|
|
|
public void windowDeactivated(WindowEvent e)
|
|
{
|
|
((WindowListener) a).windowDeactivated(e);
|
|
((WindowListener) b).windowDeactivated(e);
|
|
}
|
|
|
|
public void windowDeiconified(WindowEvent e)
|
|
{
|
|
((WindowListener) a).windowDeiconified(e);
|
|
((WindowListener) b).windowDeiconified(e);
|
|
}
|
|
|
|
public void windowIconified(WindowEvent e)
|
|
{
|
|
((WindowListener) a).windowIconified(e);
|
|
((WindowListener) b).windowIconified(e);
|
|
}
|
|
|
|
public void windowOpened(WindowEvent e)
|
|
{
|
|
((WindowListener) a).windowOpened(e);
|
|
((WindowListener) b).windowOpened(e);
|
|
}
|
|
|
|
protected static void save(ObjectOutputStream s, String k, EventListener l)
|
|
{
|
|
// FIXME
|
|
}
|
|
|
|
protected void saveInternal(ObjectOutputStream s, String k)
|
|
{
|
|
// FIXME
|
|
}
|
|
|
|
}
|