Java: Empêcher l’affichage transparent d’un composant à l’aide de ‘Transparency.OPAQUE’

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set, swing, awt, JPanel, JFrame
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import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Transparency;
import java.awt.image.BufferedImage;
 
import javax.swing.JFrame;
import javax.swing.JPanel;
 
public class ModeTransparence1 extends JPanel {
 
  public void paint(Graphics g) {
    Graphics2D g2d = (Graphics2D) g;
    int width = 100;
    int height = 100;
 
    BufferedImage bimage = g2d.getDeviceConfiguration().createCompatibleImage(
        width, height, Transparency.OPAQUE);
  }
 
  public static void main(String[] args) {
 
    JFrame frame = new JFrame("Mode Transparence OPAQUE");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.add(new ModeTransparence1());
    frame.setSize(350, 250);
    frame.setLocationRelativeTo(null);
    frame.setVisible(true);
  }
}
Categories: Java, Python
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