| J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1997-2007 Sun Microsystems, Inc. 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. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package java.awt.dnd.peer; |
| 27 | |
| 28 | import java.awt.datatransfer.DataFlavor; |
| 29 | import java.awt.datatransfer.Transferable; |
| 30 | import java.awt.dnd.DropTarget; |
| 31 | import java.awt.dnd.InvalidDnDOperationException; |
| 32 | |
| 33 | /** |
| 34 | * <p> |
| 35 | * This interface is exposed by the underlying window system platform to |
| 36 | * enable control of platform DnD operations |
| 37 | * </p> |
| 38 | * |
| 39 | * @since 1.2 |
| 40 | * |
| 41 | */ |
| 42 | |
| 43 | public interface DropTargetContextPeer { |
| 44 | |
| 45 | /** |
| 46 | * update the peer's notion of the Target's actions |
| 47 | */ |
| 48 | |
| 49 | void setTargetActions(int actions); |
| 50 | |
| 51 | /** |
| 52 | * get the current Target actions |
| 53 | */ |
| 54 | |
| 55 | int getTargetActions(); |
| 56 | |
| 57 | /** |
| 58 | * get the DropTarget associated with this peer |
| 59 | */ |
| 60 | |
| 61 | DropTarget getDropTarget(); |
| 62 | |
| 63 | /** |
| 64 | * get the (remote) DataFlavors from the peer |
| 65 | */ |
| 66 | |
| 67 | DataFlavor[] getTransferDataFlavors(); |
| 68 | |
| 69 | /** |
| 70 | * get an input stream to the remote data |
| 71 | */ |
| 72 | |
| 73 | Transferable getTransferable() throws InvalidDnDOperationException; |
| 74 | |
| 75 | /** |
| 76 | * @return if the DragSource Transferable is in the same JVM as the Target |
| 77 | */ |
| 78 | |
| 79 | boolean isTransferableJVMLocal(); |
| 80 | |
| 81 | /** |
| 82 | * accept the Drag |
| 83 | */ |
| 84 | |
| 85 | void acceptDrag(int dragAction); |
| 86 | |
| 87 | /** |
| 88 | * reject the Drag |
| 89 | */ |
| 90 | |
| 91 | void rejectDrag(); |
| 92 | |
| 93 | /** |
| 94 | * accept the Drop |
| 95 | */ |
| 96 | |
| 97 | void acceptDrop(int dropAction); |
| 98 | |
| 99 | /** |
| 100 | * reject the Drop |
| 101 | */ |
| 102 | |
| 103 | void rejectDrop(); |
| 104 | |
| 105 | /** |
| 106 | * signal complete |
| 107 | */ |
| 108 | |
| 109 | void dropComplete(boolean success); |
| 110 | |
| 111 | } |