1/*
2 * Copyright (c) 2007, 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.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24import test.java.awt.regtesthelpers.Util;
25
26import java.awt.*;
27import java.awt.datatransfer.DataFlavor;
28import java.awt.datatransfer.UnsupportedFlavorException;
29import java.awt.event.WindowAdapter;
30import java.awt.event.WindowEvent;
31import java.awt.dnd.*;
32import java.io.File;
33import java.io.IOException;
34
35class TargetFileListFrame extends Frame implements DropTargetListener {
36
37    private List list = new List(FileListBetweenJVMsTest.VISIBLE_RAWS_IN_LIST);
38    private int expectationTransferredFilesNumber;
39
40    TargetFileListFrame(Point location, int expectationTransferredFilesNumber) {
41        this.expectationTransferredFilesNumber = expectationTransferredFilesNumber;
42        initGUI(location);
43        setDropTarget(new DropTarget(list, DnDConstants.ACTION_COPY,
44                this));
45    }
46
47    private void initGUI(Point location) {
48        this.setLocation(location);
49        this.addWindowListener(new WindowAdapter() {
50            public void windowClosing(WindowEvent e) {
51                TargetFileListFrame.this.dispose();
52            }
53        });
54        this.add(new Panel().add(list));
55        this.pack();
56        this.setVisible(true);
57    }
58
59    public void dragEnter(DropTargetDragEvent dtde) {
60        if (dtde.getCurrentDataFlavorsAsList().contains(DataFlavor.javaFileListFlavor)) {
61            dtde.acceptDrag(DnDConstants.ACTION_COPY);
62        }
63    }
64
65    public void dragOver(DropTargetDragEvent dtde) {
66        if (dtde.getCurrentDataFlavorsAsList().contains(DataFlavor.javaFileListFlavor)) {
67            dtde.acceptDrag(DnDConstants.ACTION_COPY);
68        }
69    }
70
71    public void dropActionChanged(DropTargetDragEvent dtde) {
72        if (dtde.getCurrentDataFlavorsAsList().contains(DataFlavor.javaFileListFlavor)) {
73            dtde.acceptDrag(DnDConstants.ACTION_COPY);
74        }
75    }
76
77    public void dragExit(DropTargetEvent dte) {}
78
79    public void drop(DropTargetDropEvent dtde) {
80        list.removeAll();
81        dtde.acceptDrop(DnDConstants.ACTION_COPY);
82        java.util.List<File> fileList = extractListOfFiles(dtde);
83        for (File file:fileList) {
84            list.add(file.getName());
85        }
86
87        if (fileList.size() != expectationTransferredFilesNumber)
88        {
89            System.err.println("ERROR: Expected file number:"
90                    + expectationTransferredFilesNumber
91                    + "; Received file number: "
92                    + fileList.size());
93            TargetFileListFrame.this.dispose();
94            System.exit(InterprocessMessages.WRONG_FILES_NUMBER_ON_TARGET);
95        }
96
97        TargetFileListFrame.this.dispose();
98
99    }
100
101    private java.util.List<File> extractListOfFiles(DropTargetDropEvent dtde) {
102        java.util.List<File> fileList = null;
103        try {
104            fileList = (java.util.List<File>)dtde.getTransferable().
105                    getTransferData(DataFlavor.javaFileListFlavor);
106        } catch (UnsupportedFlavorException e) {
107            e.printStackTrace();
108        } catch (IOException e) {
109            e.printStackTrace();
110        }
111        return fileList;
112    }
113
114    Point getDropTargetPoint() {
115       return new Point((int)list.getLocationOnScreen().getX()+(list.getWidth()/2),
116                (int)list.getLocationOnScreen().getY()+(list.getHeight()/2));
117    }
118}
119