/* * Copyright (c) 2011, 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.BorderLayout; import java.awt.Checkbox; import java.awt.Choice; import java.awt.Frame; import java.awt.Window; import java.awt.event.ItemEvent; /* * @test * @bug 6476183 * @summary Drop down of a Choice changed to enabled state has a disabled like appearance * @library /java/awt/regtesthelpers * @build PassFailJFrame * @run main/manual DisabledList */ public class DisabledList { private static final String INSTRUCTIONS = """ 1) Select the checkbox 2) Open Choice 3) Drag mouse over the scrollbar or drag out it the choice 4) If choice's items become disabled press fail, otherwise pass """; public static void main(String[] args) throws Exception { PassFailJFrame.builder() .title("DisabledList Instructions") .instructions(INSTRUCTIONS) .rows((int) INSTRUCTIONS.lines().count() + 3) .columns(45) .testUI(DisabledList::createAndShowUI) .logArea(4) .build() .awaitAndCheck(); } private static Window createAndShowUI() { Frame frame = new Frame("DisabledList"); frame.setSize(200, 200); frame.validate(); Checkbox checkbox = new Checkbox("checkbox"); final Choice choice = new Choice(); choice.setEnabled(false); for (int i = 0; i < 15; i++) { choice.addItem("Item" + i); } checkbox.addItemListener(event -> { PassFailJFrame.log("CheckBox.itemStateChanged occurred"); choice.setEnabled(event.getStateChange() == ItemEvent.SELECTED); }); frame.add(BorderLayout.NORTH, checkbox); frame.add(BorderLayout.CENTER, choice); return frame; } }