fe7f8a4ebd
2003-06-05 Michael Koch <konqueror@gmx.de> * java/awt/Button.java, java/awt/Checkbox.java, java/awt/CheckboxMenuItem.java, java/awt/Choice.java, java/awt/Container.java, java/awt/Dialog.java, java/awt/EventQueue.java, java/awt/FileDialog.java, java/awt/Frame.java, java/awt/Label.java, java/awt/List.java, java/awt/Menu.java, java/awt/MenuItem.java, java/awt/Panel.java, java/awt/PopupMenu.java, java/awt/Rectangle.java, java/awt/ScrollPane.java, java/awt/Scrollbar.java, java/awt/TextArea.java, java/awt/TextField.java, java/awt/Window.java, java/awt/datatransfer/DataFlavor.java, java/awt/dnd/DragSource.java, java/awt/dnd/DragSourceContext.java, java/awt/event/HierarchyEvent.java, java/awt/event/MouseWheelEvent.java, java/awt/im/InputContext.java, java/awt/image/BufferedImage.java, java/awt/image/ComponentColorModel.java, java/awt/image/Raster.java, java/awt/image/WritableRaster.java, java/awt/peer/ComponentPeer.java, java/awt/print/PageFormat.java, java/awt/print/PrinterJob.java: New versions from Classpath. From-SVN: r67506
201 lines
5.6 KiB
Java
201 lines
5.6 KiB
Java
/* DragSourceContext.java --
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Copyright (C) 2002 Free Software Foundation
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package java.awt.dnd;
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import java.awt.Component;
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import java.awt.Cursor;
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import java.awt.Image;
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import java.awt.Point;
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import java.awt.datatransfer.Transferable;
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import java.awt.dnd.peer.DragSourceContextPeer;
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import java.io.Serializable;
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import java.util.TooManyListenersException;
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/**
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* @since 1.2
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*/
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public class DragSourceContext
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implements DragSourceListener, DragSourceMotionListener, Serializable
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{
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/**
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* Compatible with JDK 1.2+
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*/
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static final long serialVersionUID = -115407898692194719L;
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protected static final int DEFAULT = 0;
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protected static final int ENTER = 1;
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protected static final int OVER = 2;
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protected static final int CHANGED = 3;
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private DragSourceContextPeer peer;
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private Cursor cursor;
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private Transferable transferable;
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private DragGestureEvent trigger;
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private DragSourceListener dragSourceListener;
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private boolean useCustomCursor; // FIXME: currently unused but needed for serialization.
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private int sourceActions; // FIXME: currently unused but needed for serialization.
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private Image image;
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private Point offset;
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/**
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* Initializes a drag source context.
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*
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* @exception IllegalArgumentException If Component or DragSource of trigger
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* are null, the drag action for the trigger event is DnDConstants.ACTION_NONE
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* or if the source actions for the DragGestureRecognizer associated with the
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* trigger event are equal to DnDConstants.ACTION_NONE.
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* @exception NullPointerException If peer or trigger is null.
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*/
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public DragSourceContext (DragSourceContextPeer peer,
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DragGestureEvent trigger, Cursor cursor,
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Image image, Point offset, Transferable trans,
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DragSourceListener dsl)
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{
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if (peer == null
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|| trigger == null)
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throw new NullPointerException ();
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if (trigger.getComponent () == null
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|| trigger.getDragSource () == null
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|| trigger.getDragAction () == DnDConstants.ACTION_NONE
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|| trigger.getSourceAsDragGestureRecognizer ()
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.getSourceActions () == DnDConstants.ACTION_NONE)
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throw new IllegalArgumentException ();
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this.peer = peer;
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this.trigger = trigger;
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this.cursor = cursor;
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this.image = image;
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this.offset = offset;
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this.transferable = trans;
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this.dragSourceListener = dsl;
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throw new Error ("not implemented");
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}
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public DragSource getDragSource()
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{
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return trigger.getDragSource ();
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}
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public Component getComponent()
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{
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return trigger.getComponent ();
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}
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public DragGestureEvent getTrigger()
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{
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return trigger;
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}
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public int getSourceActions()
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{
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return trigger.getSourceAsDragGestureRecognizer ().getSourceActions ();
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}
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public void setCursor (Cursor cursor)
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{
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this.cursor = cursor;
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// FIXME: Check if we need to do more here
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}
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public Cursor getCursor()
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{
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return cursor;
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}
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/**
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* Adds a <code>DragSourceListener</code>.
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*
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* @exception TooManyListenersException If a <code>DragSourceListener</code>
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* has already been added.
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*/
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public void addDragSourceListener (DragSourceListener dsl)
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throws TooManyListenersException
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{
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if (dragSourceListener != null)
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throw new TooManyListenersException ();
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dragSourceListener = dsl;
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}
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public void removeDragSourceListener (DragSourceListener dsl)
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{
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if (dragSourceListener == dsl)
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dragSourceListener = null;
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}
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public void transferablesFlavorsChanged()
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{
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}
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public void dragEnter(DragSourceDragEvent e)
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{
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}
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public void dragOver(DragSourceDragEvent e)
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{
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}
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public void dragExit(DragSourceEvent e)
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{
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}
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public void dropActionChanged(DragSourceDragEvent e)
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{
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}
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public void dragDropEnd(DragSourceDropEvent e)
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{
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}
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public void dragMouseMoved(DragSourceDragEvent e)
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{
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}
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public Transferable getTransferable()
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{
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return transferable;
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}
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protected void updateCurrentCursor(int dropOp, int targetAct, int status)
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{
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}
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} // class DragSourceContext
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