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/*
 * @test
 * @bug 4287208
 * @summary Tests if JTabbedPane's setEnabledAt properly renders bounds of Tabs
 * @library /java/awt/regtesthelpers
 * @build PassFailJFrame
 * @run main/manual bug4287208
*/

import java.awt.BorderLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JTabbedPane;

public class bug4287208 implements ActionListener {

    static final String INSTRUCTIONS = """
        There are two tabs in the test window. Press the "Test" button 5 times.
        If this causes tabs to overlap at any time, the test FAILS, otherwise
        the test PASSES.
    """;

    static boolean state = true;
    static JTabbedPane jtp;

    public static void main(String[] args) throws Exception {
        PassFailJFrame.builder()
            .title("bug4287208 Test Instructions")
            .instructions(INSTRUCTIONS)
            .columns(40)
            .testUI(bug4287208::createUI)
            .build()
            .awaitAndCheck();
    }

    static JFrame createUI() {
        JFrame frame = new JFrame("bug4287208");

        JButton start = new JButton("Test");
        start.addActionListener(new bug4287208());
        JPanel buttonPanel = new JPanel();
        buttonPanel.add(start);
        frame.add(buttonPanel,BorderLayout.SOUTH);

        jtp = new JTabbedPane();
        jtp.addTab("Panel One", new JPanel());
        String s = System.getProperty("test.src",".") +
                   System.getProperty("file.separator") + "duke.gif";
        ImageIcon ii = new ImageIcon(s);
        jtp.addTab("Panel Two", ii, new JPanel());

        frame.add(jtp, BorderLayout.CENTER);
        frame.setSize(500, 300);
        return frame;
    }

    public void actionPerformed(ActionEvent evt) {
        jtp.setEnabledAt(0, state);
        jtp.setEnabledAt(1, !state);
        state = !state;
    }

}