1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
/*
* Copyright (c) 2023, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.awt.Color;
import java.awt.Point;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.GraphicsDevice;
import java.awt.GraphicsEnvironment;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionListener;
import java.lang.reflect.InvocationTargetException;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.SwingUtilities;
/*
* @test
* @bug 8006421
* @key headful
* @library /java/awt/regtesthelpers
* @build PassFailJFrame
* @summary Test to check if Transparency of a frame when dragged is maintained
* across multiple screens.
* @run main/manual MultiscreenTransparencyTest
*/
public class MultiscreenTransparencyTest {
static Point dragStart = new Point();
static JFrame frame;
static JPanel panel;
static PassFailJFrame passFailJFrame;
public static void main(String[] args) throws Exception {
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
GraphicsDevice[] gds = ge.getScreenDevices();
if (gds.length < 2) {
System.out.println("Returning without testing." +
"Min 2 Display screens are required for the test!");
return;
}
SwingUtilities.invokeAndWait(() -> {
try {
initialize();
} catch (InterruptedException e) {
throw new RuntimeException(e);
} catch (InvocationTargetException e) {
throw new RuntimeException(e);
}
});
passFailJFrame.awaitAndCheck();
}
private static void initialize() throws InterruptedException,
InvocationTargetException {
final String INSTRUCTIONS = """
Instructions to Test:
1. This test requires multi screen display setup.
2. Drag the red transparent frame with mouse to second monitor.
3. If the set transparency is retained then test PASS
else test is FAIL.
""";
panel = new Custom();
panel.setOpaque(false);
panel.setBackground(null);
frame = new JFrame();
passFailJFrame = new PassFailJFrame("Test Instructions", INSTRUCTIONS, 5L, 8, 40);
PassFailJFrame.addTestWindow(frame);
PassFailJFrame.positionTestWindow(frame, PassFailJFrame.Position.HORIZONTAL);
frame.setUndecorated(true);
frame.setBackground(new Color(0, 0, 0, 0));
frame.setTitle("Transparency Test");
frame.getContentPane().add(panel);
frame.setSize(320, 240);
frame.setResizable(false);
frame.setMinimumSize(new Dimension(1, 1));
frame.setLocationRelativeTo(null);
frame.setVisible(true);
frame.addMouseListener(new MouseAdapter() {
@Override
public void mousePressed(MouseEvent e) {
dragStart = e.getPoint();
}
@Override
public void mouseReleased(MouseEvent e) {
System.err.println(frame.getGraphicsConfiguration());
}
});
frame.addMouseMotionListener(new MouseMotionListener() {
@Override
public void mouseDragged(MouseEvent e) {
frame.setLocation(
e.getXOnScreen() - dragStart.x,
e.getYOnScreen() - dragStart.y
);
}
@Override
public void mouseMoved(MouseEvent e) {
}
});
}
private static class Custom extends JPanel {
@Override
protected void paintComponent(Graphics g) {
super.paintComponent(g);
g.setColor(new Color(255, 0, 0, 127));
g.fillOval(0, 0, getWidth(), getHeight());
}
}
}
|
