From 3bf632b2e03981d132f36b7837dcef152095a700 Mon Sep 17 00:00:00 2001 From: mkoch Date: Sun, 2 Mar 2003 14:24:48 +0000 Subject: 2003-03-02 Michael Koch * 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. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@63665 138bc75d-0d04-0410-961f-82ee72b054a4 --- libjava/java/awt/dnd/DragSourceContext.java | 81 ++++++++++++++++++++++++----- 1 file changed, 69 insertions(+), 12 deletions(-) (limited to 'libjava/java/awt/dnd/DragSourceContext.java') diff --git a/libjava/java/awt/dnd/DragSourceContext.java b/libjava/java/awt/dnd/DragSourceContext.java index 45191d24365..1760cd02065 100644 --- a/libjava/java/awt/dnd/DragSourceContext.java +++ b/libjava/java/awt/dnd/DragSourceContext.java @@ -44,12 +44,21 @@ import java.awt.Image; import java.awt.Point; 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.TooManyListenersException; +/** + * @since 1.2 + */ public class DragSourceContext implements DragSourceListener, DragSourceMotionListener, Serializable { + /** + * Compatible with JDK 1.2+ + */ static final long serialVersionUID = -115407898692194719L; protected static final int DEFAULT = 0; @@ -57,39 +66,81 @@ public class DragSourceContext protected static final int OVER = 2; protected static final int CHANGED = 3; - public DragSourceContext(DragSourceContextPeer peer, DragGestureEvent dge, - Cursor cursor, Image image, Point offset, - Transferable trans, DragSourceListener dsl) - { + private DragSourceContextPeer peer; + private Cursor cursor; + private Transferable transferable; + private DragGestureEvent trigger; + private DragSourceListener dragSourceListener; + private boolean useCustomCursor; // FIXME: currently unused but needed for serialization. + private int sourceActions; // FIXME: currently unused but needed for serialization. + private Image image; + private Point offset; + + /** + * Initializes a drag source context. + * + * @exception IllegalArgumentException If Component or DragSource of trigger + * are null, the drag action for the trigger event is DnDConstants.ACTION_NONE + * or if the source actions for the DragGestureRecognizer associated with the + * trigger event are equal to DnDConstants.ACTION_NONE. + * @exception NullPointerException If peer or trigger is null. + */ + public DragSourceContext (DragSourceContextPeer peer, + DragGestureEvent trigger, Cursor cursor, + Image image, Point offset, Transferable trans, + DragSourceListener dsl) + { + if (peer == null + || trigger == null) + throw new NullPointerException (); + + if (trigger.getComponent () == null + || trigger.getDragSource () == null + || trigger.getDragAction () == DnDConstants.ACTION_NONE + || trigger.getSourceAsDragGestureRecognizer () + .getSourceActions () == DnDConstants.ACTION_NONE) + throw new IllegalArgumentException (); + + this.peer = peer; + this.trigger = trigger; + this.cursor = cursor; + this.image = image; + this.offset = offset; + this.transferable = trans; + this.dragSourceListener = dsl; + + throw new Error ("not implemented"); } public DragSource getDragSource() { - return null; + return trigger.getDragSource (); } public Component getComponent() { - return null; + return trigger.getComponent (); } public DragGestureEvent getTrigger() { - return null; + return trigger; } public int getSourceActions() { - return 0; + return trigger.getSourceAsDragGestureRecognizer ().getSourceActions (); } - public void setCursor(Cursor c) + public void setCursor (Cursor cursor) { + this.cursor = cursor; + // FIXME: Check if we need to do more here } public Cursor getCursor() { - return null; + return cursor; } /** @@ -101,10 +152,16 @@ public class DragSourceContext public void addDragSourceListener (DragSourceListener dsl) throws TooManyListenersException { + if (dragSourceListener != null) + throw new TooManyListenersException (); + + dragSourceListener = dsl; } - public void removeDragSourceListener(DragSourceListener l) + public void removeDragSourceListener (DragSourceListener dsl) { + if (dragSourceListener == dsl) + dragSourceListener = null; } public void transferablesFlavorsChanged() @@ -137,7 +194,7 @@ public class DragSourceContext public Transferable getTransferable() { - return null; + return transferable; } protected void updateCurrentCursor(int dropOp, int targetAct, int status) -- cgit v1.2.3