1 /* 2 * Copyright (c) 2010, 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package javafx.embed.swing; 27 28 import com.sun.javafx.embed.EmbeddedSceneDSInterface; 29 import com.sun.javafx.tk.Toolkit; 30 import java.awt.datatransfer.DataFlavor; 31 import java.awt.datatransfer.Transferable; 32 import java.awt.dnd.DropTargetDragEvent; 33 import java.awt.dnd.DropTargetDropEvent; 34 import java.util.Arrays; 35 import java.util.Collections; 36 import java.util.Map; 37 import java.util.Set; 38 import javafx.scene.input.TransferMode; 39 40 /** 41 * Drag source to deliver data from Swing environment to embedded FX scene. 42 */ 43 final class SwingDragSource extends CachingTransferable implements EmbeddedSceneDSInterface { 44 45 private int sourceActions; 46 47 SwingDragSource() { 48 } 49 50 void updateContents(final DropTargetDragEvent e, boolean fetchData) { 51 sourceActions = e.getSourceActions(); 52 updateData(e.getTransferable(), fetchData); 53 } 54 55 void updateContents(final DropTargetDropEvent e, boolean fetchData) { 56 sourceActions = e.getSourceActions(); 57 updateData(e.getTransferable(), fetchData); 58 } 59 60 @Override 61 public Set<TransferMode> getSupportedActions() { 62 assert Toolkit.getToolkit().isFxUserThread(); 63 return SwingDnD.dropActionsToTransferModes(sourceActions); 64 } 65 66 @Override 67 public void dragDropEnd(TransferMode performedAction) { 68 throw new UnsupportedOperationException(); 69 } 70 }