jdk-24/test/jdk/java/awt/Component/ComponentEventTest.java
2024-09-26 16:31:31 +00:00

358 lines
11 KiB
Java

/*
* Copyright (c) 2024, 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.Button;
import java.awt.Checkbox;
import java.awt.Choice;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.FlowLayout;
import java.awt.Frame;
import java.awt.Label;
import java.awt.List;
import java.awt.Panel;
import java.awt.Point;
import java.awt.Robot;
import java.awt.Scrollbar;
import java.awt.TextArea;
import java.awt.TextField;
import java.awt.event.ComponentEvent;
import java.awt.event.ComponentListener;
import java.awt.event.InputEvent;
import java.lang.reflect.InvocationTargetException;
import jdk.test.lib.Platform;
/*
* @test
* @key headful
* @bug 8333403
* @summary Test performs various operations to check components events are triggered properly.
* @library /test/lib
* @build jdk.test.lib.Platform
* @run main ComponentEventTest
*/
public class ComponentEventTest {
private static final int DELAY = 500;
private static Frame frame;
private static Robot robot;
private static Component[] components;
private static volatile Point centerPoint;
private static volatile boolean componentHidden;
private static volatile boolean componentShown;
private static volatile boolean componentMoved;
private static volatile boolean componentResized;
private static final ComponentListener componentListener =
new ComponentListener() {
@Override
public void componentShown(ComponentEvent e) {
System.out.println("ComponentShown: " + e.getSource());
componentShown = true;
}
@Override
public void componentResized(ComponentEvent e) {
System.out.println("ComponentResized: " + e.getSource());
componentResized = true;
}
@Override
public void componentMoved(ComponentEvent e) {
System.out.println("ComponentMoved: " + e.getSource());
componentMoved = true;
}
@Override
public void componentHidden(ComponentEvent e) {
System.out.println("ComponentHidden: " + e.getSource());
componentHidden = true;
}
};
private static void initializeGUI() {
frame = new Frame("Component Event Test");
frame.setLayout(new FlowLayout());
Panel panel = new Panel();
Button button = new Button("Button");
Label label = new Label("Label");
List list = new List();
list.add("One");
list.add("Two");
list.add("Three");
Choice choice = new Choice();
choice.add("Red");
choice.add("Orange");
choice.add("Yellow");
Checkbox checkbox = new Checkbox("Checkbox");
Scrollbar scrollbar = new Scrollbar(Scrollbar.HORIZONTAL, 0, 1, 0, 255);
TextField textfield = new TextField(15);
TextArea textarea = new TextArea(5, 15);
components = new Component[] { panel, button, label, list, choice,
checkbox, scrollbar, textfield, textarea, frame };
for (int i = 0; i < components.length - 1; i++) {
components[i].addComponentListener(componentListener);
frame.add(components[i]);
}
frame.addComponentListener(componentListener);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
public static void main(String[] args) throws Exception {
try {
robot = new Robot();
robot.setAutoWaitForIdle(true);
EventQueue.invokeAndWait(ComponentEventTest::initializeGUI);
robot.waitForIdle();
robot.delay(DELAY);
doTest();
System.out.println("Test PASSED");
} finally {
EventQueue.invokeAndWait(ComponentEventTest::disposeFrame);
}
}
private static void doTest()
throws InvocationTargetException, InterruptedException {
// Click the frame to ensure it gains focus
clickFrame();
robot.delay(DELAY);
for (int i = 0; i < components.length; i++) {
for (boolean state : new boolean[] { true, false }) {
doTest(components[i], state);
}
}
robot.delay(DELAY);
System.out.println("Iconify frame");
resetValues();
testIconifyFrame();
System.out.println("Deiconify frame");
resetValues();
testDeiconifyFrame();
}
private static void clickFrame()
throws InvocationTargetException, InterruptedException {
EventQueue.invokeAndWait(() -> {
Point location = frame.getLocationOnScreen();
Dimension size = frame.getSize();
centerPoint = new Point(location.x + size.width / 2,
location.y + size.height / 2);
});
robot.mouseMove(centerPoint.x, centerPoint.y);
robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
}
private static void testIconifyFrame()
throws InvocationTargetException, InterruptedException {
EventQueue.invokeAndWait(() -> frame.setExtendedState(Frame.ICONIFIED));
robot.waitForIdle();
robot.delay(DELAY);
if (componentShown || componentHidden || componentMoved
|| componentResized) {
throw new RuntimeException(
"ComponentEvent triggered when frame is iconified");
}
}
private static void testDeiconifyFrame()
throws InvocationTargetException, InterruptedException {
EventQueue.invokeAndWait(() -> frame.setExtendedState(Frame.NORMAL));
robot.waitForIdle();
robot.delay(DELAY);
/*
* Because of the different behavior between MS Windows and other OS, we
* receive native events WM_SIZE and WM_MOVE on Windows when the frame
* state changes from iconified to normal. AWT sends these events to
* components when it receives the events from the native system. See
* JDK-6754618 for more information.
*/
if (componentShown || componentHidden) {
throw new RuntimeException(
"FAIL: componentShown or componentHidden triggered "
+ "when frame set to normal");
}
if (Platform.isWindows() && (!componentMoved || !componentResized)) {
throw new RuntimeException(
"FAIL: componentMoved or componentResized wasn't triggered "
+ "when frame set to normal");
}
if (!Platform.isWindows() && (componentMoved || componentResized)) {
throw new RuntimeException(
"FAIL: componentMoved or componentResized triggered "
+ "when frame set to normal");
}
}
private static void doTest(final Component currentComponent, boolean enable)
throws InvocationTargetException, InterruptedException {
System.out.println("Component " + currentComponent);
System.out.println(" enabled " + enable);
EventQueue.invokeAndWait(() -> {
currentComponent.setEnabled(enable);
revalidateFrame();
});
robot.delay(DELAY);
resetValues();
EventQueue.invokeAndWait(() -> {
currentComponent.setVisible(false);
revalidateFrame();
});
robot.delay(DELAY);
if (!componentHidden) {
throw new RuntimeException("FAIL: ComponentHidden not triggered for"
+ currentComponent.getClass());
}
resetValues();
EventQueue.invokeAndWait(() -> {
currentComponent.setVisible(false);
revalidateFrame();
});
robot.delay(DELAY);
if (componentHidden) {
throw new RuntimeException("FAIL: ComponentHidden triggered when "
+ "setVisible(false) called for a hidden "
+ currentComponent.getClass());
}
resetValues();
EventQueue.invokeAndWait(() -> {
currentComponent.setVisible(true);
revalidateFrame();
});
robot.delay(DELAY);
if (!componentShown) {
throw new RuntimeException("FAIL: ComponentShown not triggered for "
+ currentComponent.getClass());
}
resetValues();
EventQueue.invokeAndWait(() -> {
currentComponent.setVisible(true);
revalidateFrame();
});
robot.delay(DELAY);
if (componentShown) {
throw new RuntimeException("FAIL: ComponentShown triggered when "
+ "setVisible(true) called for a shown "
+ currentComponent.getClass());
}
resetValues();
EventQueue.invokeAndWait(() -> {
currentComponent.setLocation(currentComponent.getLocation().x + 1,
currentComponent.getLocation().y);
revalidateFrame();
});
robot.delay(DELAY);
if (!componentMoved) {
throw new RuntimeException("FAIL: ComponentMoved not triggered for "
+ currentComponent.getClass());
}
resetValues();
EventQueue.invokeAndWait(() -> {
currentComponent.setSize(currentComponent.getSize().width + 1,
currentComponent.getSize().height);
revalidateFrame();
});
robot.delay(DELAY);
if (!componentResized) {
throw new RuntimeException("FAIL: ComponentResized not triggered "
+ "when size increases for " + currentComponent.getClass());
}
resetValues();
EventQueue.invokeAndWait(() -> {
currentComponent.setSize(currentComponent.getSize().width - 1,
currentComponent.getSize().height);
revalidateFrame();
});
robot.delay(DELAY);
if (!componentResized) {
throw new RuntimeException("FAIL: ComponentResized not triggered "
+ "when size decreases for " + currentComponent.getClass());
}
System.out.println("\n");
}
private static void revalidateFrame() {
frame.invalidate();
frame.validate();
}
private static void resetValues() {
componentShown = false;
componentHidden = false;
componentMoved = false;
componentResized = false;
}
private static void disposeFrame() {
if (frame != null) {
frame.dispose();
}
}
}