Discussion :

[yangoua]

brs a tous, je monte une application qui va faire le dessin d'un cerle d'un carré et d'une line accordé aux dimensions de l'utilisateur j'ai deja monté mon frame mais le formatage est trés bizar j'ai besoin d'aide pour mieux comprendre et mieux formater mon frame voici mon code. merçi d'avance

Code :

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import java.lang.*;
import java.io.*;
import java.awt.*;
import java.awt.event.*;
 
public class Dessin extends Frame implements ItemListener, MouseListener
 {
 
       Label textChoise;
    Label textRadius; 
    Label textSize;
    Label textLength;
    Button b;
    Choice ch;
    TextField t;
    public Dessin()
    {
        textChoise = new Label("Choice what you want to draw",Label.LEFT);
        textRadius =new Label("Please enter the radius",Label.LEFT);
        textSize =new Label("Please enter the side",Label.LEFT);
        textLength =new Label("Please enter the Length",Label.LEFT);
        b =  new Button("Draw");
        add(textChoise);
        ch=new Choice();
        String s[]={"Make your Choise","circle","line","square"};
        for(int i=0;i<s.length;i++)
        ch.add(s[i]);
        add(ch);
 
        setLayout(new GridLayout(4,2));
        setBackground(Color.pink);
        addWindowListener(new w());
 
         t = new TextField(10);
         add(textRadius).setVisible(false);
         add(textSize).setVisible(false);
         add(textLength).setVisible(false);
 
         add(t).setVisible(false);
         add(b).setVisible(false);
         ch.addItemListener(this);
         b.addMouseListener(this);
    }
 
   public class w extends WindowAdapter
    {
        public void windowClosing(WindowEvent e)
        {
            System.exit(0);
        }
    }
 
    public static void main(String[] args) 
    {
 
        Dessin ff = new Dessin();
        ff.setSize(1000,500);
        ff.setVisible(true);
 
    }
 
 
    public void itemStateChanged(ItemEvent f) 
    {
        String st;
        if(f.getSource()==ch) //Font Style
        {
            st =ch.getSelectedItem();
            if(st.equals("circle"))
            {
              this.add(textSize).setVisible(false);
              this.add(textLength).setVisible(false);
 
              this.add(textRadius).setVisible(true);
              this.add(t).setVisible(true);
              this.add(b).setVisible(true);
            }
            else if(st.equals("square"))
            {
              this.add(textRadius).setVisible(false);
              this.add(textLength).setVisible(false);
              this.add(textSize).setVisible(true);
              this.add(t).setVisible(true);
              this.add(b).setVisible(true);
            }
            else if(st.equals("line"))
            {
              this.add(textRadius).setVisible(false);
              this.add(textSize).setVisible(false);
 
              this.add(textLength).setVisible(true);
              this.add(t).setVisible(true);
              this.add(b).setVisible(true);
            }
        }
 
    }
 
 
    public void mouseClicked(MouseEvent e) 
    {
        System.out.println("azerty");
 
    }
 
 
    @Override
    public void mouseEntered(MouseEvent arg0) {
        // TODO Auto-generated method stub
 
    }
 
 
    @Override
    public void mouseExited(MouseEvent arg0) {
        // TODO Auto-generated method stub
 
    }
 
 
    @Override
    public void mousePressed(MouseEvent arg0) {
        // TODO Auto-generated method stub
 
    }
 
 
    @Override
    public void mouseReleased(MouseEvent arg0) {
        // TODO Auto-generated method stub
 
    }
}

[arafat877]

Salut !
Tu devera utiliser les Layout, et ton code doit ressembler à quelque chose comme ça :

Code :

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import java.awt.Button;
import java.awt.Choice;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.TextField;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;
 
/**
 *
 * @author Arafat Bouchafra
 * @Date   4 déc. 2010
 * @Time   09:05:07
 */
public class Dessin extends JPanel {
    JLabel lChoice, lRadius, lSize, lLength;
    JTextField tRadius, tSize, tLength;
    Button b;
    Choice ch;
    TextField t;
 
    public Dessin() {
        super(new GridBagLayout());
 
        lChoice = new JLabel("Choice what you want to draw", JLabel.LEFT);
        lRadius = new JLabel("Please enter the radius", JLabel.LEFT);
        lSize   = new JLabel("Please enter the side", JLabel.LEFT);
        lLength = new JLabel("Please enter the Length", JLabel.LEFT);
 
        tRadius = new JTextField(15);
        tSize   = new JTextField(15);
        tLength = new JTextField(15);
 
        ch = new Choice();
        String s[] = {"Make your Choise", "circle", "line", "square"};
        for (int i = 0; i < s.length; i++) {
            ch.add(s[i]);
        }
        add(ch);
 
        GridBagConstraints c = new GridBagConstraints();
        c.anchor = GridBagConstraints.CENTER;
        c.fill = GridBagConstraints.HORIZONTAL;
        c.gridx = 0;
        c.gridy = 0;
        add(lChoice, c);
        c.anchor = GridBagConstraints.CENTER;
        c.fill = GridBagConstraints.HORIZONTAL;
        c.gridx = 1;
        c.gridy = 0;
        add(ch, c);
        c.anchor = GridBagConstraints.CENTER;
        c.fill = GridBagConstraints.HORIZONTAL;
        c.gridx = 0;
        c.gridy = 1;
        add(lRadius, c);
        c.anchor = GridBagConstraints.CENTER;
        c.fill = GridBagConstraints.HORIZONTAL;
        c.gridx = 1;
        c.gridy = 1;
        add(tRadius, c);
        c.anchor = GridBagConstraints.CENTER;
        c.fill = GridBagConstraints.HORIZONTAL;
        c.gridx = 0;
        c.gridy = 2;
        add(lSize, c);
        c.anchor = GridBagConstraints.CENTER;
        c.fill = GridBagConstraints.HORIZONTAL;
        c.gridx = 1;
        c.gridy = 2;
        add(tSize, c);
        c.anchor = GridBagConstraints.CENTER;
        c.fill = GridBagConstraints.HORIZONTAL;
        c.gridx = 0;
        c.gridy = 3;
        add(lLength, c);
        c.anchor = GridBagConstraints.CENTER;
        c.fill = GridBagConstraints.HORIZONTAL;
        c.gridx = 1;
        c.gridy = 3;
        add(tLength, c);
    }
 
    public static void main(String... args) {
        JFrame f = new JFrame("Dessin");
        f.setContentPane(new Dessin());
        f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        f.setSize(500, 500);
        f.setLocationRelativeTo(null); // pour centrer la frame
        f.setVisible(true);
    }
}

Bon courage