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/*
 * @test
 * @bug 4220108
 * @summary JSlider in JInternalFrame should be painted correctly
 * @library /java/awt/regtesthelpers
 * @build PassFailJFrame
 * @run main/manual bug4220108
 */

import java.awt.BorderLayout;
import java.awt.FlowLayout;

import javax.swing.JDesktopPane;
import javax.swing.JFrame;
import javax.swing.JInternalFrame;
import javax.swing.JLabel;
import javax.swing.JSlider;

public class bug4220108 {
    static final String INSTRUCTIONS = """
        If you see a slider in the internal frame, then the test PASSES.
        Otherwise the test FAILS.
    """;

    public static void main(String[] args) throws Exception {
        PassFailJFrame.builder()
                .title("bug4220108 Test Instructions")
                .instructions(INSTRUCTIONS)
                .columns(40)
                .testUI(bug4220108::createUI)
                .build()
                .awaitAndCheck();
    }

    static JFrame createUI() {
        JFrame f = new JFrame("Internal Frame Slider Test");
        f.setLayout(new FlowLayout());
        JDesktopPane desktop = new JDesktopPane();
        f.setContentPane(desktop);

        JInternalFrame iFrame =
                new JInternalFrame("Slider Frame", true, true, true, true);
        JSlider sl = new JSlider();
        iFrame.add(sl);
        iFrame.add(new JLabel("Label"), BorderLayout.SOUTH);
        desktop.add(iFrame);
        iFrame.pack();
        iFrame.setVisible(true);
        f.setSize(300, 200);
        return f;
    }
}