| /* StringSelection.java -- Clipboard handler for text. |
| Copyright (C) 1999, 2004 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath 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 for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| |
| package java.awt.datatransfer; |
| |
| import java.io.IOException; |
| import java.io.StringReader; |
| |
| /** |
| * This class transfers a string as plain text using the clipboard. |
| * |
| * @author Aaron M. Renn (arenn@urbanophile.com) |
| */ |
| public class StringSelection implements Transferable, ClipboardOwner |
| { |
| |
| /* |
| * Class Variables |
| */ |
| |
| // List of flavors we support |
| // XXX: DataFlavor.plainTextFlavor is deprecated. |
| static final DataFlavor[] supported_flavors |
| = { DataFlavor.stringFlavor, |
| DataFlavor.plainTextFlavor }; |
| |
| /*************************************************************************/ |
| |
| /* |
| * Instance Variables |
| */ |
| |
| // This is the data to transfer |
| private String data; |
| |
| /** |
| * Transfer the specfied string as text. |
| * |
| * @param data the data for the string selection |
| */ |
| public StringSelection(String data) |
| { |
| this.data = data; |
| } |
| |
| /** |
| * Returns a list of supported data flavors. |
| * |
| * @return A list of supported data flavors. |
| */ |
| public DataFlavor[] |
| getTransferDataFlavors() |
| { |
| return(supported_flavors); |
| } |
| |
| /*************************************************************************/ |
| |
| /** |
| * Tests whether or not the specified data flavor is supported. |
| * |
| * @param flavor The data flavor to test. |
| * |
| * @return <code>true</code> if the data flavor is supported, |
| * <code>false</code> otherwise. |
| */ |
| public boolean |
| isDataFlavorSupported(DataFlavor flavor) |
| { |
| for (int i = 0; i < supported_flavors.length; i++) |
| if (supported_flavors[i].equals(flavor)) |
| return(true); |
| |
| return(false); |
| } |
| |
| /*************************************************************************/ |
| |
| /** |
| * This method returns the data in the requested format. |
| * |
| * @param flavor The desired data flavor. |
| * |
| * @return The transferred data. |
| * |
| * @exception UnsupportedFlavorException If the specified flavor is not |
| * supported. |
| * @exception IOException If any other error occurs. |
| */ |
| public Object |
| getTransferData(DataFlavor flavor) throws UnsupportedFlavorException, |
| IOException |
| { |
| if (!isDataFlavorSupported(flavor)) |
| throw new UnsupportedFlavorException(flavor); |
| |
| if (DataFlavor.plainTextFlavor == flavor) |
| /* The behavior of this method for DataFlavor.plainTextFlavor and |
| equivalent DataFlavors is inconsistent with the definition of |
| DataFlavor.plainTextFlavor. We choose to do like Sun's implementation |
| and return a Reader instead of an InputString. */ |
| /* return(new StringBufferInputStream(data)); */ |
| return(new StringReader(data)); |
| else // DataFlavor.stringFlavor |
| return data; |
| } |
| |
| /*************************************************************************/ |
| |
| /** |
| * Called when ownership of the clipboard object is lost. |
| * |
| * @param clipboard The affected clipboard. |
| * @param contents The clipboard contents. |
| */ |
| public void |
| lostOwnership(Clipboard clipboard, Transferable contents) |
| { |
| // FIXME: What does this do? |
| } |
| |
| } // class StringSelection |
| |