--- /dev/null 2018-05-08 11:12:09.000000000 +0530 +++ new/src/jdk.unsupported.desktop/share/classes/jdk/swing/interop/DropTargetContextWrapper.java 2018-05-08 11:12:08.288099600 +0530 @@ -0,0 +1,138 @@ +/* + * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +package jdk.swing.interop; + +import java.awt.dnd.peer.DropTargetContextPeer; +import java.awt.dnd.DropTarget; +import java.awt.dnd.DnDConstants; +import java.awt.dnd.InvalidDnDOperationException; +import java.awt.dnd.DropTargetContext; +import java.awt.datatransfer.DataFlavor; +import java.awt.datatransfer.Transferable; +import sun.awt.AWTAccessor; + +/** + * This class provides a wrapper over inner class DropTargetContextPeerProxy + * which implements jdk internal java.awt.dnd.peer.DropTargetContextPeer interface + * and provides APIs to be used by FX swing interop to access and use + * DropTargetContextPeer APIs. + */ +public class DropTargetContextWrapper { + + private static DropTargetContextPeerProxy dcp; + public DropTargetContextWrapper() { + dcp = new DropTargetContextPeerProxy(); + } + + public static void setDropTargetContextPeer(DropTargetContext dtc, + DropTargetContextWrapper dtcpw) { + AWTAccessor.getDropTargetContextAccessor(). + setDropTargetContextPeer(dtc, dcp); + } + + public static void reset(DropTargetContext dtc) { + AWTAccessor.getDropTargetContextAccessor().reset(dtc); + } + + public void setTargetActions(int actions) {} + + public int getTargetActions() { + return DnDConstants.ACTION_NONE; + } + + public DropTarget getDropTarget() { + return null; + } + + public DataFlavor[] getTransferDataFlavors() { + return null; + } + + public Transferable getTransferable() throws InvalidDnDOperationException { + return null; + } + + public boolean isTransferableJVMLocal() { + return false; + } + + public void acceptDrag(int dragAction) {} + + public void rejectDrag() {} + + public void acceptDrop(int dropAction) {} + + public void rejectDrop() {} + + public void dropComplete(boolean success) {} + + private class DropTargetContextPeerProxy implements DropTargetContextPeer { + + public void setTargetActions(int actions) { + DropTargetContextWrapper.this.setTargetActions(actions); + } + + public int getTargetActions() { + return DropTargetContextWrapper.this.getTargetActions(); + } + + public DropTarget getDropTarget() { + return DropTargetContextWrapper.this.getDropTarget(); + } + + public DataFlavor[] getTransferDataFlavors() { + return DropTargetContextWrapper.this.getTransferDataFlavors(); + } + + public Transferable getTransferable() throws InvalidDnDOperationException { + return DropTargetContextWrapper.this.getTransferable(); + } + + public boolean isTransferableJVMLocal() { + return DropTargetContextWrapper.this.isTransferableJVMLocal(); + } + + public void acceptDrag(int dragAction) { + DropTargetContextWrapper.this.acceptDrag(dragAction); + } + + public void rejectDrag() { + DropTargetContextWrapper.this.rejectDrag(); + } + + public void acceptDrop(int dropAction) { + DropTargetContextWrapper.this.acceptDrop(dropAction); + } + + public void rejectDrop() { + DropTargetContextWrapper.this.rejectDrop(); + } + + public void dropComplete(boolean success) { + DropTargetContextWrapper.this.dropComplete(success); + } + } +}