/* * Copyright (c) 2007, 2018, 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. */ /* @test @key headful @bug 6533330 @summary ANCESTOR_RESIZED is not sent while resizing a frame. Regression caused by 6500477. @author anthony.petrov: area=awt.toplevel @library ../../../regtesthelpers @build Util @run main AncestorResized */ /** * AncestorResized.java * * summary: After fixing the 6500477, the ANCESTOR_RESIZED event stoped * firing while resizing a frame. This was a regression. * The test checks whether the event starts dispatching as it * was before fixing the 6500477. */ import java.awt.*; import java.awt.event.*; import test.java.awt.regtesthelpers.Util; public class AncestorResized { public static volatile int ancestorResizedCounter = 0; static class HierarchyBoundsListenerImpl implements HierarchyBoundsListener { public void ancestorMoved(HierarchyEvent ce) { // ANCESTOR_MOVED seems to work OK. } public void ancestorResized(HierarchyEvent ce) { ancestorResizedCounter++; } } private static void init() { Frame frame; Panel panel; Button button; Label label; Component[] components; frame = new Frame("Test Frame"); frame.setLayout(new FlowLayout()); panel = new Panel(); button = new Button("Button"); label = new Label("Label"); components = new Component[] { panel, button, label }; frame.setSize(300, 300); frame.setVisible(true); Robot robot = Util.createRobot(); robot.setAutoDelay(20); // To ensure the window is shown and packed Util.waitForIdle(robot); Insets insets = frame.getInsets(); if (insets.right == 0 || insets.bottom == 0) { // Because we want to catch the "size-grip" of the frame. System.out.println("The test environment must have non-zero right & bottom insets! The current insets are: " + insets); pass(); return; } // Let's move the mouse pointer to the bottom-right coner of the frame (the "size-grip") Rectangle bounds = frame.getBounds(); robot.mouseMove(bounds.x + bounds.width - 1, bounds.y + bounds.height - 1); // From now on the ANCESTOR_RESIZED events get counted. HierarchyBoundsListener listener = new HierarchyBoundsListenerImpl(); for (int i = 0; i < components.length; i++) { components[i].addHierarchyBoundsListener(listener); frame.add(components[i]); } // ... and start resizing robot.mousePress( InputEvent.BUTTON1_MASK ); robot.mouseMove(bounds.x + bounds.width + 20, bounds.y + bounds.height + 15); Util.waitForIdle(robot); if (ancestorResizedCounter == 0) { robot.mouseRelease( InputEvent.BUTTON1_MASK ); AncestorResized.fail("No ANCESTOR_RESIZED events received."); return; } robot.mouseRelease( InputEvent.BUTTON1_MASK ); AncestorResized.pass(); }//End init() /***************************************************** * Standard Test Machinery Section * DO NOT modify anything in this section -- it's a * standard chunk of code which has all of the * synchronisation necessary for the test harness. * By keeping it the same in all tests, it is easier * to read and understand someone else's test, as * well as insuring that all tests behave correctly * with the test harness. * There is a section following this for test- * classes ******************************************************/ private static boolean theTestPassed = false; private static boolean testGeneratedInterrupt = false; private static String failureMessage = ""; private static Thread mainThread = null; private static int sleepTime = 300000; // Not sure about what happens if multiple of this test are // instantiated in the same VM. Being static (and using // static vars), it aint gonna work. Not worrying about // it for now. public static void main( String args[] ) throws InterruptedException { mainThread = Thread.currentThread(); try { init(); } catch( TestPassedException e ) { //The test passed, so just return from main and harness will // interepret this return as a pass return; } //At this point, neither test pass nor test fail has been // called -- either would have thrown an exception and ended the // test, so we know we have multiple threads. //Test involves other threads, so sleep and wait for them to // called pass() or fail() try { Thread.sleep( sleepTime ); //Timed out, so fail the test throw new RuntimeException( "Timed out after " + sleepTime/1000 + " seconds" ); } catch (InterruptedException e) { //The test harness may have interrupted the test. If so, rethrow the exception // so that the harness gets it and deals with it. if( ! testGeneratedInterrupt ) throw e; //reset flag in case hit this code more than once for some reason (just safety) testGeneratedInterrupt = false; if ( theTestPassed == false ) { throw new RuntimeException( failureMessage ); } } }//main public static synchronized void setTimeoutTo( int seconds ) { sleepTime = seconds * 1000; } public static synchronized void pass() { System.out.println( "The test passed." ); System.out.println( "The test is over, hit Ctl-C to stop Java VM" ); //first check if this is executing in main thread if ( mainThread == Thread.currentThread() ) { //Still in the main thread, so set the flag just for kicks, // and throw a test passed exception which will be caught // and end the test. theTestPassed = true; throw new TestPassedException(); } theTestPassed = true; testGeneratedInterrupt = true; mainThread.interrupt(); }//pass() public static synchronized void fail() { //test writer didn't specify why test failed, so give generic fail( "it just plain failed! :-)" ); } public static synchronized void fail( String whyFailed ) { System.out.println( "The test failed: " + whyFailed ); System.out.println( "The test is over, hit Ctl-C to stop Java VM" ); //check if this called from main thread if ( mainThread == Thread.currentThread() ) { //If main thread, fail now 'cause not sleeping throw new RuntimeException( whyFailed ); } theTestPassed = false; testGeneratedInterrupt = true; failureMessage = whyFailed; mainThread.interrupt(); }//fail() }// class AncestorResized //This exception is used to exit from any level of call nesting // when it's determined that the test has passed, and immediately // end the test. class TestPassedException extends RuntimeException { } //*********** End Standard Test Machinery Section ********** //************ Begin classes defined for the test **************** // if want to make listeners, here is the recommended place for them, then instantiate // them in init() /* Example of a class which may be written as part of a test class NewClass implements anInterface { static int newVar = 0; public void eventDispatched(AWTEvent e) { //Counting events to see if we get enough eventCount++; if( eventCount == 20 ) { //got enough events, so pass AncestorResized.pass(); } else if( tries == 20 ) { //tried too many times without getting enough events so fail AncestorResized.fail(); } }// eventDispatched() }// NewClass class */ //************** End classes defined for the test *******************