test/jdk/java/awt/LightweightComponent/PopupTest/PopupTest.java

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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/*
 * @test
 * @bug 4476083
 * @summary Disabled components do not receive MouseEvent in Popups
 * @library /java/awt/regtesthelpers
 * @build PassFailJFrame
 * @run main/manual PopupTest
 */

import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Frame;

import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JMenuItem;
import javax.swing.JPopupMenu;

public class PopupTest {
    public static void main(String[] args) throws Exception {
        String INSTRUCTIONS = """
                PopupMenus should disappear when a disabled component is
                clicked.

                Step 1. Pop down the popup menu by clicking on it.
                Step 2. Click on the disabled component to make the menu
                disappear.

                If the menu disappears when the disabled component is clicked,
                the test passes, otherwise, the test fails.
                """;

        PassFailJFrame.builder()
                .title("Test Instructions")
                .instructions(INSTRUCTIONS)
                .columns(35)
                .testUI(PopupTest::createUI)
                .build()
                .awaitAndCheck();
    }

    private static Frame createUI() {
        Frame f = new Frame("Disabled Component in Popup Test");
        f.setLayout(new BorderLayout());

        JButton b = new JButton("step 1: press me to display menu");
        b.addActionListener(e -> {
            JPopupMenu m = new JPopupMenu();
            m.add(new JMenuItem("item 1"));
            m.add(new JMenuItem("item 2"));
            m.add(new JMenuItem("item 3"));
            m.add(new JMenuItem("item 4"));
            m.add(new JMenuItem("item 5"));
            m.add(new JMenuItem("item 6"));
            m.show((Component) e.getSource(), 0, 10);
        });

        JLabel disabled = new JLabel("step 2: click me. the menu should be " +
                "dismissed");
        disabled.setEnabled(false);

        JLabel enabled = new JLabel("step 3: there is no step 3");

        f.add(BorderLayout.NORTH, b);
        f.add(BorderLayout.CENTER, disabled);
        f.add(BorderLayout.SOUTH, enabled);
        f.setSize(300, 200);
        return f;
    }
}