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| package swing.border;
import java.awt.BasicStroke;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Insets;
import java.awt.RenderingHints;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import javax.swing.JFrame;
import javax.swing.JTextField;
import javax.swing.border.Border;
public class RectangleBordsArrondi implements Border {
private int radius;
//private Color couleurInterieur = Color.BLACK;
private Color couleurBord = Color.black;
private Color couleurBordDesactive = Color.yellow;
public RectangleBordsArrondi(int radius)
{
this.radius = radius;
}
public RectangleBordsArrondi()
{
this.radius = 15;
}
public RectangleBordsArrondi(Color c)
{
this.radius = 15;
couleurBord=c;
}
public RectangleBordsArrondi(Color c, int radius)
{
this.radius = radius;
couleurBord=c;
}
/*
public RectangleBordsArrondi(Color ci, Color cb)
{
this.radius = 15;
couleurBord=cb;
couleurInterieur=ci;
}
*/
public Insets getBorderInsets(Component c)
{
return new Insets(this.radius+1, this.radius+1, this.radius+2, this.radius);
}
public boolean isBorderOpaque()
{
return true;
}
public void paintBorder(Component c, Graphics g, int x, int y, int width, int height)
{
Graphics2D g2D = (Graphics2D)g.create();
g2D.setRenderingHint(RenderingHints.KEY_ANTIALIASING,RenderingHints.VALUE_ANTIALIAS_ON);
g2D.setRenderingHint(RenderingHints.KEY_RENDERING,RenderingHints.VALUE_RENDER_QUALITY);
/*
//Intérieur composant
g2D.setColor(GRIS);
//g.setColor(couleurInterieur);
g2D.fillRoundRect(x,y,width-1,height-1,radius,radius);
*/
//Bordure du composant
System.out.println(c.hasFocus());
if(c.hasFocus()){
g2D.setColor(couleurBord);
} else {
g2D.setColor(couleurBordDesactive);
}
g2D.setStroke(new BasicStroke(2));
g2D.drawRoundRect(x,y,width-1,height-1,radius,radius);
g2D.dispose();
}
public static void main(String[] args) {
JFrame f = new JFrame();
final JTextField tf = new JTextField();
tf.addFocusListener(new FocusListener() {
@Override
public void focusLost(FocusEvent arg0) {
tf.repaint();
}
@Override
public void focusGained(FocusEvent arg0) {
tf.repaint();
}
});
tf.setBorder(new RectangleBordsArrondi());
tf.setOpaque (true);
f.add(tf);
f.pack();
f.add(new JTextField(),BorderLayout.SOUTH);
f.setLocationRelativeTo(null);
f.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
f.setVisible(true);
}
} |
