Imported Classpath 0.18.
* sources.am, Makefile.in: Updated. * Makefile.am (nat_source_files): Removed natProxy.cc. * java/lang/reflect/natProxy.cc: Removed. * gnu/classpath/jdwp/VMFrame.java, gnu/classpath/jdwp/VMIdManager.java, gnu/classpath/jdwp/VMVirtualMachine.java, java/lang/reflect/VMProxy.java: New files. 2005-09-23 Thomas Fitzsimmons <fitzsim@redhat.com> * scripts/makemake.tcl (verbose): Add gnu/java/awt/peer/qt to BC list. 2005-09-23 Thomas Fitzsimmons <fitzsim@redhat.com> * gnu/java/net/DefaultContentHandlerFactory.java (getContent): Remove ClasspathToolkit references. 2005-09-23 Thomas Fitzsimmons <fitzsim@redhat.com> * gnu/awt/xlib/XCanvasPeer.java: Add new peer methods. * gnu/awt/xlib/XFramePeer.java: Likewise. * gnu/awt/xlib/XGraphicsConfiguration.java: Likewise. 2005-09-23 Thomas Fitzsimmons <fitzsim@redhat.com> * Makefile.am (libgcjawt_la_SOURCES): Remove jawt.c. Add classpath/native/jawt/jawt.c. * Makefile.in: Regenerate. * jawt.c: Remove file. * include/Makefile.am (tool_include__HEADERS): Remove jawt.h and jawt_md.h. Add ../classpath/include/jawt.h and ../classpath/include/jawt_md.h. * include/Makefile.in: Regenerate. * include/jawt.h: Regenerate. * include/jawt_md.h: Regenerate. From-SVN: r104586
This commit is contained in:
Tom Tromey
parent
9b044d1951
commit
1ea63ef8be
544 changed files with 34724 additions and 14512 deletions
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@ -1,5 +1,5 @@
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/* SwingPropertyChangeSupport.java --
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Copyright (C) 2002, 2004 Free Software Foundation, Inc.
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Copyright (C) 2002, 2004, 2005 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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@ -39,217 +39,299 @@ package javax.swing.event;
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import java.beans.PropertyChangeEvent;
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import java.beans.PropertyChangeListener;
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import java.beans.PropertyChangeListenerProxy;
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import java.beans.PropertyChangeSupport;
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import java.io.IOException;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import java.util.ArrayList;
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import java.util.EventListener;
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import java.util.Hashtable;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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/**
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* SwingPropertyChangeSupport
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* Provides a mechanism for registering {@link PropertyChangeListener}s and
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* forwarding {@link PropertyChangeEvent}s to those listeners.
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*
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* @author Andrew Selkirk
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*/
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public final class SwingPropertyChangeSupport
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extends PropertyChangeSupport {
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*/
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public final class SwingPropertyChangeSupport
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extends PropertyChangeSupport
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{
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private static final long serialVersionUID = 7162625831330845068L;
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//-------------------------------------------------------------
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// Variables --------------------------------------------------
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//-------------------------------------------------------------
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/**
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* Storage for the listeners that are not linked to a specific property.
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*/
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private transient EventListenerList listeners;
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/**
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* listeners
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*/
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private transient EventListenerList listeners;
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/**
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* Storage for the listeners that are linked (by name) to a specific property.
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* The hash table maps <code>String</code> objects (the property names) to
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* {@link EventListenerList} instances (which record the listener(s) for the
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* given property).
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*/
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private Hashtable propertyListeners;
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/**
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* propertyListeners
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*/
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private Hashtable propertyListeners;
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/**
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* The object that is used as the default source for the
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* {@link PropertyChangeEvent}s generated by this class.
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*/
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private Object source;
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/**
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* source
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*/
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private Object source;
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/**
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* Creates a new instance.
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*
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* @param source the source (<code>null</code> not permitted).
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*
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* @throws NullPointerException if <code>source</code> is <code>null</code>.
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*/
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public SwingPropertyChangeSupport(Object source)
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{
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super(source);
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this.source = source;
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this.listeners = new EventListenerList();
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this.propertyListeners = new Hashtable();
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}
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/**
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* Registers <code>listener</code> to receive notification of any future
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* {@link PropertyChangeEvent}s generated by this instance.
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*
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* @param listener the listener (<code>null</code> is ignored).
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*
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* @see #removePropertyChangeListener(PropertyChangeListener)
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*/
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public synchronized void addPropertyChangeListener(PropertyChangeListener
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listener)
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{
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listeners.add(PropertyChangeListener.class, listener);
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}
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//-------------------------------------------------------------
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// Initialization ---------------------------------------------
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//-------------------------------------------------------------
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/**
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* Registers <code>listener</code> to receive notification of any future
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* {@link PropertyChangeEvent}s generated by this instance for the named
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* property.
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*
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* @param propertyName the property name.
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* @param listener the listener.
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*
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* @see #removePropertyChangeListener(String, PropertyChangeListener)
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*/
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public synchronized void addPropertyChangeListener(String propertyName,
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PropertyChangeListener listener)
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{
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EventListenerList list;
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list = (EventListenerList) propertyListeners.get(propertyName);
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if (list == null)
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{
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list = new EventListenerList();
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propertyListeners.put(propertyName, list);
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}
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list.add(PropertyChangeListener.class, listener);
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}
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/**
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* Constructor SwingPropertyChangeSupport
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* @param source TODO
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*/
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public SwingPropertyChangeSupport(Object source) {
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super(source);
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this.source = source;
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this.listeners = new EventListenerList();
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this.propertyListeners = new Hashtable();
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} // SwingPropertyChangeSupport()
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/**
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* Removes <code>listener</code> from the list of registered listeners, so
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* that it will no longer receive notification of property change events.
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*
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* @param listener the listener to remove.
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*/
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public synchronized void removePropertyChangeListener(PropertyChangeListener
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listener)
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{
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listeners.remove(PropertyChangeListener.class, listener);
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}
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/**
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* Removes <code>listener</code> from the list of registered listeners for
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* the named property, so that it will no longer receive notification of
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* property change events.
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*
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* @param propertyName the property name.
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* @param listener the listener to remove.
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*/
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public synchronized void removePropertyChangeListener(String propertyName,
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PropertyChangeListener listener)
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{
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EventListenerList list;
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list = (EventListenerList) propertyListeners.get(propertyName);
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if (list == null)
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return;
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list.remove(PropertyChangeListener.class, listener);
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if (list.getListenerCount() == 0)
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{
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propertyListeners.remove(propertyName);
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}
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}
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//-------------------------------------------------------------
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// Methods ----------------------------------------------------
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//-------------------------------------------------------------
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/**
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* Returns an array of the {@link PropertyChangeListener}s registered with
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* this <code>SwingPropertyChangeSupport</code> instance.
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*
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* @return The array of listeners.
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*
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* @since 1.4
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*/
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public synchronized PropertyChangeListener[] getPropertyChangeListeners()
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{
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// fetch the named listeners first so we know how many there are
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List namedListeners = new ArrayList();
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Set namedListenerEntries = propertyListeners.entrySet();
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Iterator iterator = namedListenerEntries.iterator();
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while (iterator.hasNext())
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{
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Map.Entry e = (Map.Entry) iterator.next();
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String propertyName = (String) e.getKey();
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EventListenerList ell = (EventListenerList) e.getValue();
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if (ell != null)
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{
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Object[] list = ell.getListenerList();
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for (int i = 0; i < list.length; i += 2)
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{
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namedListeners.add(new PropertyChangeListenerProxy(propertyName,
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(PropertyChangeListener) list[i + 1]));
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}
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}
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}
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// create an array that can hold everything
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int size = listeners.getListenerCount() + namedListeners.size();
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PropertyChangeListener[] result = new PropertyChangeListener[size];
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// copy in the general listeners
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Object[] list = listeners.getListenerList();
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int index = 0;
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for (int i = 0; i < list.length; i += 2)
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result[index++] = (PropertyChangeListener) list[i + 1];
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// ...and the named listeners
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Iterator iterator2 = namedListeners.iterator();
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while (iterator2.hasNext())
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result[index++] = (PropertyChangeListenerProxy) iterator2.next();
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return result;
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}
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/**
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* Returns an array of all listeners that are registered to receive
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* notification of changes to the named property. This includes the general
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* listeners as well as those registered specifically for the named
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* property.
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*
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* @param propertyName the property name.
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*
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* @return An array of all listeners for the named property.
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*/
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public synchronized PropertyChangeListener[] getPropertyChangeListeners(
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String propertyName)
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{
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EventListenerList list
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= (EventListenerList) propertyListeners.get(propertyName);
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if (list == null)
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return getPropertyChangeListeners();
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int size = listeners.getListenerCount() + list.getListenerCount();
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PropertyChangeListener[] result = new PropertyChangeListener[size];
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// copy in the general listeners
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int index = 0;
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for (int i = 0; i < listeners.listenerList.length; i += 2)
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{
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result[index++]
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= (PropertyChangeListener) listeners.listenerList[i + 1];
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}
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// copy in the specific listeners
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Object[] specificListeners = list.getListenerList();
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for (int i = 0; i < specificListeners.length; i += 2)
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{
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result[index++] = (PropertyChangeListener) specificListeners[i + 1];
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}
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return result;
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}
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/**
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* writeObject
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* @param stream TODO
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* @exception IOException TODO
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*/
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private void writeObject(ObjectOutputStream stream) throws IOException {
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// TODO
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} // writeObject()
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/**
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* Creates a new {@link PropertyChangeEvent} using the given arguments (and
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* the default <code>source</code> for this
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* <code>SwingPropertyChangeSupport</code> instance) and forwards it to all
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* registered listeners via the
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* {@link PropertyChangeListener#propertyChange(PropertyChangeEvent)} method.
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* <p>
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* Note that if <code>oldValue</code> and <code>newValue</code> are non-null
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* and equal, no listeners will be notified.
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*
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* @param propertyName the property name.
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* @param oldValue the old value
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* @param newValue the new value.
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*/
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public void firePropertyChange(String propertyName, Object oldValue,
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Object newValue)
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{
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PropertyChangeEvent event;
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event = new PropertyChangeEvent(source, propertyName, oldValue, newValue);
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firePropertyChange(event);
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}
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/**
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* readObject
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* @param stream TODO
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* @exception ClassNotFoundException TODO
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* @exception IOException TODO
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*/
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private void readObject(ObjectInputStream stream) throws ClassNotFoundException, IOException {
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// TODO
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} // readObject()
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/**
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* Forwards <code>event</code> to registered listeners.
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* <p>
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* Note that if the event's <code>getOldValue()</code> and
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* <code>getNewValue()</code> methods return non-null and equal values, no
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* listeners will be notified.
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*
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* @param event the event.
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*/
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public void firePropertyChange(PropertyChangeEvent event)
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{
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EventListenerList list;
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EventListener[] listenerList;
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int index;
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PropertyChangeListener listener;
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/**
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* addPropertyChangeListener
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* @param listener TODO
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*/
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public synchronized void addPropertyChangeListener(PropertyChangeListener listener) {
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listeners.add(PropertyChangeListener.class, listener);
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} // addPropertyChangeListener()
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// Check Values if they are equal
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if (event.getOldValue() == null && event.getNewValue() == null ||
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(event.getOldValue() != null && event.getNewValue() != null &&
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event.getOldValue().equals(event.getNewValue())))
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return;
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/**
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* addPropertyChangeListener
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* @param propertyName TODO
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* @param listener TODO
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*/
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public synchronized void addPropertyChangeListener(String propertyName, PropertyChangeListener listener) {
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// Process Main Listener List
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listenerList = listeners.getListeners(PropertyChangeListener.class);
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for (index = 0; index < listenerList.length; index++)
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{
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listener = (PropertyChangeListener) listenerList[index];
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listener.propertyChange(event);
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}
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// Variables
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EventListenerList list;
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// Process Property Listener List
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list = (EventListenerList) propertyListeners.get(event.getPropertyName());
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if (list != null)
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{
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listenerList = list.getListeners(PropertyChangeListener.class);
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for (index = 0; index < listenerList.length; index++)
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{
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listener = (PropertyChangeListener) listenerList[index];
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listener.propertyChange(event);
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}
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}
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// Get Listener list
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list = (EventListenerList) propertyListeners.get(propertyName);
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if (list == null) {
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list = new EventListenerList();
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propertyListeners.put(propertyName, list);
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} // if
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}
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// Add Listeners
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list.add(PropertyChangeListener.class, listener);
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/**
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* Tell whether the specified property is being listened on or not. This
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* will only return <code>true</code> if there are listeners on all
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* properties or if there is a listener specifically on this property.
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*
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* @param propertyName the property that may be listened on
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* @return whether the property is being listened on
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* @throws NullPointerException if propertyName is null
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*/
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public synchronized boolean hasListeners(String propertyName)
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{
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if (listeners.getListenerCount() > 0)
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return true;
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else
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return (propertyListeners.get(propertyName) != null);
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}
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} // addPropertyChangeListener()
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/**
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* removePropertyChangeListener
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* @param listener TODO
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*/
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public synchronized void removePropertyChangeListener(PropertyChangeListener listener) {
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listeners.remove(PropertyChangeListener.class, listener);
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} // removePropertyChangeListener()
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/**
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* removePropertyChangeListener
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* @param propertyName TODO
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* @param listener TODO
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*/
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public synchronized void removePropertyChangeListener(String propertyName, PropertyChangeListener listener) {
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// Variables
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EventListenerList list;
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// Get Listener list
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list = (EventListenerList) propertyListeners.get(propertyName);
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if (list == null) {
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return;
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} // if
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// Remove Listeners
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list.remove(PropertyChangeListener.class, listener);
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// Clean up propertyListeners
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if (list.getListenerCount() == 0) {
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propertyListeners.remove(propertyName);
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} // if
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} // removePropertyChangeListener()
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/**
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* firePropertyChange
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* @param propertyName TODO
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* @param oldValue TODO
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* @param newValue TODO
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*/
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public void firePropertyChange(String propertyName, Object oldValue, Object newValue) {
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// Variables
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PropertyChangeEvent event;
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// Create Property Change Event
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event = new PropertyChangeEvent(source, propertyName, oldValue, newValue);
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// Fire Event
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firePropertyChange(event);
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} // firePropertyChange()
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/**
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* firePropertyChange
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* @param event TODO
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*/
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public void firePropertyChange(PropertyChangeEvent event) {
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// Variables
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EventListenerList list;
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EventListener[] listenerList;
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int index;
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PropertyChangeListener listener;
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// Check Values if they are equal
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if (event.getOldValue() == null && event.getNewValue() == null ||
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(event.getOldValue() != null && event.getNewValue() != null &&
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event.getOldValue().equals(event.getNewValue()))) {
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return;
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} // if
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// Process Main Listener List
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listenerList = listeners.getListeners(PropertyChangeListener.class);
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for (index = 0; index < listenerList.length; index++) {
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listener = (PropertyChangeListener) listenerList[index];
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listener.propertyChange(event);
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} // for
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// Process Property Listener List
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list = (EventListenerList) propertyListeners.get(event.getPropertyName());
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if (list != null) {
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listenerList = list.getListeners(PropertyChangeListener.class);
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for (index = 0; index < listenerList.length; index++) {
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listener = (PropertyChangeListener) listenerList[index];
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listener.propertyChange(event);
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} // for
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} // if
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} // firePropertyChange()
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/**
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* hasListeners
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* @param propertyName TODO
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* @returns boolean
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*/
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public synchronized boolean hasListeners(String propertyName) {
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// Get Listener list
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if (propertyListeners.get(propertyName) == null) {
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return false;
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} // if
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return true;
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} // hasListeners()
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} // SwingPropertyChangeSupport
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}
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|
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