116 lines
3.9 KiB
Java
116 lines
3.9 KiB
Java
/*
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* Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.awt.dnd.*;
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import java.awt.*;
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import java.awt.datatransfer.DataFlavor;
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import java.awt.datatransfer.UnsupportedFlavorException;
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import java.io.File;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Iterator;
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import java.util.Arrays;
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public class TargetPanel extends Panel implements DropTargetListener{
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private java.util.List <File> content = new ArrayList<File>();
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//private final CustomDropTargetListener dropTargetListener = new CustomDropTargetListener();
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private Frame frame;
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public TargetPanel (Frame frame)
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{
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this.frame = frame;
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setBackground(Color.DARK_GRAY);
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setPreferredSize(new Dimension(200, 200));
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setDropTarget(new DropTarget(this, this));
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}
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public void dragEnter(DropTargetDragEvent dtde) {
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if (dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
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dtde.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE);
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}
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}
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public void dragOver(DropTargetDragEvent dtde) {
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if (dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
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dtde.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE);
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}
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}
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public void dropActionChanged(DropTargetDragEvent dtde) {
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if (dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
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dtde.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE);
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}
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}
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public void dragExit(DropTargetEvent dte) {
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}
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public void drop(DropTargetDropEvent dtde) {
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dtde.acceptDrop(DnDConstants.ACTION_COPY_OR_MOVE);
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if (dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
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try {
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content = (java.util.List)dtde.getTransferable().getTransferData(DataFlavor.javaFileListFlavor);
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repaint();
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} catch (UnsupportedFlavorException e) {
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e.printStackTrace();
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} catch (IOException e) {
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e.printStackTrace();
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}
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dtde.dropComplete(true);
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boolean listsAreEqual = true;
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for (int i = 0; i < content.size(); i++) {
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if(!FileListTransferable.files[i].getName().equals(content.get(i).getName())) {
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listsAreEqual = false;
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}
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}
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if (listsAreEqual) {
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System.err.println(InterprocessMessages.EXECUTION_IS_SUCCESSFULL);
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System.exit(0);
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}
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}
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dtde.rejectDrop();
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System.err.println(InterprocessMessages.FILES_ON_TARGET_ARE_CORRUPTED);
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System.exit(1);
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}
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public void paint(Graphics g) {
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g.setColor(Color.YELLOW);
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int i = 0;
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for (Iterator <File> iterator = content.iterator(); iterator.hasNext();i++) {
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g.drawString(iterator.next().getName(), 5, g.getFontMetrics().getAscent()*i+20);
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}
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}
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}
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