138 lines
4.3 KiB
Java
138 lines
4.3 KiB
Java
/*
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* Copyright (c) 1999, 2024, 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.Choice;
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import java.awt.Color;
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import java.awt.EventQueue;
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import java.awt.Frame;
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import java.awt.Insets;
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import java.awt.Point;
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import java.awt.Rectangle;
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import java.awt.Robot;
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import java.awt.image.BufferedImage;
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import java.io.File;
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import java.io.IOException;
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import javax.imageio.ImageIO;
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/*
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* @test
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* @bug 4075194
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* @summary 4075194, Choice may not be displayed at the location requested
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* @key headful
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*/
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public class ChoicePosTest {
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private static Robot robot;
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private static Frame frame;
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private static final int GAP = 10;
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private static volatile Choice c1,c2;
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public static void main(String[] args) throws Exception {
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try {
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EventQueue.invokeAndWait(ChoicePosTest::createAndShowGUI);
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robot = new Robot();
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robot.waitForIdle();
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robot.delay(500);
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captureAndTestChoices();
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} finally {
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EventQueue.invokeAndWait(frame::dispose);
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}
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System.out.println("Passed");
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}
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private static void createAndShowGUI() {
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frame = new Frame("ChoicePosTest");
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Insets insets = frame.getInsets();
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frame.setSize( insets.left + 400 + insets.right, insets.top + 400 + insets.bottom );
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frame.setBackground(Color.RED);
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frame.setLayout(null);
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frame.setLocationRelativeTo(null);
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c1 = new Choice();
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c1.setBackground(Color.GREEN);
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frame.add( c1 );
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c1.setBounds( 20, 50, 100, 100 );
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c2 = new Choice();
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c2.setBackground(Color.GREEN);
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frame.add(c2);
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c2.addItem("One");
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c2.addItem("Two");
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c2.addItem("Three");
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c2.setBounds( 125, 50, 100, 100 );
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frame.validate();
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frame.setVisible(true);
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}
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private static void captureAndTestChoices() {
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Point c1loc = c1.getLocationOnScreen();
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Point c2loc = c2.getLocationOnScreen();
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int startX = c1loc.x - GAP;
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int startY = c1loc.y - GAP;
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int captureWidth = c2loc.x + c2.getWidth() + GAP - startX;
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int captureHeight = c2loc.y + c2.getHeight() + GAP - startY;
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BufferedImage bi = robot.createScreenCapture(
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new Rectangle(startX, startY, captureWidth, captureHeight)
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);
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int redPix = Color.RED.getRGB();
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int lastNonRedCount = 0;
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for (int y = 0; y < captureHeight; y++) {
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int nonRedCount = 0;
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for (int x = 0; x < captureWidth; x++) {
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int pix = bi.getRGB(x, y);
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if (pix != redPix) {
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nonRedCount++;
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}
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}
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if (nonRedCount > 0 && lastNonRedCount > 0) {
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if (lastNonRedCount - nonRedCount > 0) {
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System.err.printf(
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"Failed at %d, nonRedCount: %d lastNonRedCount: %d\n",
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y, nonRedCount, lastNonRedCount
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);
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try {
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ImageIO.write(bi, "png", new File("choices.png"));
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} catch (IOException ignored) {
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}
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throw new RuntimeException("Choices are not aligned");
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}
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}
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lastNonRedCount = nonRedCount;
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}
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}
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}
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