DnDEventMulticaster.java: New file.

2003-03-02  Michael Koch  <konqueror@gmx.de>

	* java/awt/dnd/DnDEventMulticaster.java: New file.
	* java/awt/dnd/DragSource.java
	(flavorMap): New member variable.
	(dragSourceListener): New member variable.
	(dragSourceMotionListener): New member variable.
	(getFlavorMap): Implemented.
	(createDragGestureRecognizer): Implemented.
	(addDragSourceListener): Implemented.
	(removeDragSourceListener): Implemented.
	(getDragSourceListeners): Implemented.
	(addDragSourceMotionListener): Implemented.
	(removeDragSourceMotionListener): Implemented.
	(getDragSourceMotionListeners): Implemented.
	(getListeners): Implemented.
	* java/awt/dnd/DragSourceContext.java
	(peer): New member variable.
	(cursor): New member variable.
	(transferable): New member variable.
	(trigger): New member variable.
	(dragSourceListener): New member variable.
	(image): New member variable.
	(offset): New member variable.
	(DragSourceContext): Implemented.
	(getDragSource): Implemented.
	(getComponent): Implemented.
	(getTrigger): Implemented.
	(getSourceActions): Implemented.
	(setCursor): Implemented.
	(getCursor): Implemented.
	(addDragSourceListener): Implemented.
	(removeDragSourceListener): Implemented.
	(getTransferable): Implemented.
	* java/awt/dnd/DropTarget.java
	(DropTargetAutoScroller.component): New member variable.
	(DropTargetAutoScroller.point): New member variable.
	(DropTargetAutoScroller.DropTargetAutoScroller): Implemented.
	(DropTargetAutoScroller.updateLocation): Implemented.
	(active): Renamed from isActive, defaults to true now.
	(component): New member variable.
	(flavorMap): New member variable.
	(actions): New member variable.
	(dropTargetContext): New member variable.
	(dropTargetListener): New member variable.
	(DropTarget): Implemented.
	(getComponent): Implemented.
	(setComponent): Implemented.
	(setDefaultActions): Implemented.
	(getDefaultActions): Implemented.
	(setActive): Use active instead of isActive.
	(isActive): Use active instead of isActive.
	(addDropTargetListener): Implemented.
	(removeDropTargetListener): Implemented.
	(getFlavorMap): Implemented.
	(setFlavorMap): Implemented.
	(getDropTargetContext): Implemented.
	(createDropTargetContext): Implemented.
	(createDropTargetAutoScroller): Implemented.
	* java/awt/dnd/DropTargetContext.java
	(TransferableProxy.getTransferDataFlavors): Implemented.
	(TransferableProxy.isDataFlavorSupported): Implemented.
	(TransferableProxy.getTransferData): Implemented.
	(dropTarget):  New member variable.
	(dtcp): New member variable.
	(DropTargetContext): New package private constructor.
	(getDropTarget): Implemented.
	(getComponent): Implemented.
	(addNotify): Implemented.
	(removeNotify): Implemented.
	(getCurrentDataFlavorsAsList): Implemented.
	(isDataFlavorSupported): Implemented.
	* java/awt/dnd/MouseDragGestureRecognizer.java
	(registerListeners): Implemented.
	(unregisterListeners): Implemented.
	* Makefile.am
	(awt_java_source_files): Added java/awt/dnd/DnDEventMulticaster.java.
	* Makefile.in: Regenerated.

From-SVN: r63665

libjava/java/awt/dnd/DragSource.java

@@ -44,12 +44,20 @@ import java.awt.GraphicsEnvironment;
 import java.awt.HeadlessException;
 import java.awt.Image;
 import java.awt.Point;
+import java.awt.Toolkit;
 import java.awt.datatransfer.FlavorMap;
+import java.awt.datatransfer.SystemFlavorMap;
 import java.awt.datatransfer.Transferable;
 import java.awt.dnd.peer.DragSourceContextPeer;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
 import java.io.Serializable;
 import java.util.EventListener;
 
+/**
+ * @since 1.2
+ */
 public class DragSource implements Serializable
 {
   /**
@@ -64,6 +72,11 @@ public class DragSource implements Serializable
   public static final Cursor DefaultMoveNoDrop = null;
   public static final Cursor DefaultLinkNoDrop = null;
 
+  private transient FlavorMap flavorMap = SystemFlavorMap.getDefaultFlavorMap ();
+
+  private transient DragSourceListener dragSourceListener;
+  private transient DragSourceMotionListener dragSourceMotionListener;
+
   /**
    * Initializes the drag source.
    *
@@ -159,51 +172,89 @@ public class DragSource implements Serializable
 
   public FlavorMap getFlavorMap()
   {
-    return null;
+    return flavorMap;
   }
 
   public DragGestureRecognizer
     createDragGestureRecognizer(Class recognizer, Component c, int actions,
                                 DragGestureListener dgl)
   {
-    return null;
+    return Toolkit.getDefaultToolkit ()
+                  .createDragGestureRecognizer (recognizer, this, c, actions,
+                                                dgl);
   }
 
   public DragGestureRecognizer
     createDefaultDragGestureRecognizer(Component c, int actions,
                                        DragGestureListener dgl)
   {
-    return null;
+    return createDragGestureRecognizer (MouseDragGestureRecognizer.class, c,
+                                        actions, dgl);
   }
 
+  /**
+   * @since 1.4
+   */
   public void addDragSourceListener(DragSourceListener l)
   {
+    DnDEventMulticaster.add (dragSourceListener, l);
   }
 
+  /**
+   * @since 1.4
+   */
   public void removeDragSourceListener(DragSourceListener l)
   {
+    DnDEventMulticaster.remove (dragSourceListener, l);
   }
 
+  /**
+   * @since 1.4
+   */
   public DragSourceListener[] getDragSourceListeners()
   {
-    return null;
+    return (DragSourceListener[]) getListeners (DragSourceListener.class);
   }
 
+  /**
+   * @since 1.4
+   */
   public void addDragSourceMotionListener(DragSourceMotionListener l)
   {
+    DnDEventMulticaster.add (dragSourceMotionListener, l);
   }
 
+  /**
+   * @since 1.4
+   */
   public void removeDragSourceMotionListener(DragSourceMotionListener l)
   {
+    DnDEventMulticaster.remove (dragSourceMotionListener, l);
   }
 
-  public DragSourceMotionListener[] getDragSourceMotionListeners()
+  /**
+   * @since 1.4
+   */
+  public DragSourceMotionListener[] getDragSourceMotionListeners ()
   {
-    return null;
+    return (DragSourceMotionListener[]) getListeners
+                                         (DragSourceMotionListener.class);
   }
 
-  public EventListener[] getListeners(Class type)
+  /**
+   * @since 1.4
+   */
+  public EventListener[] getListeners (Class listenerType)
   {
-    return null;
+    if (listenerType == DragSourceListener.class)
+      return DnDEventMulticaster.getListeners (dragSourceListener,
+                                               listenerType);
+
+    if (listenerType == DragSourceMotionListener.class)
+      return DnDEventMulticaster.getListeners (dragSourceMotionListener,
+                                               listenerType);
+
+    // Return an empty EventListener array.
+    return new EventListener [0];
   }
 } // class DragSource