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Question

hi,
test this please, my prob is when i draw a rectangle, they go under the "dessin" panel btu when you presse where you makle the rectangle, you know that is there.. please help me, i dont know what to do.... To draw rectangle just press the JRadioButton rectangle and click 2 time to a different point...
thx to help me
sorry for my english
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
import javax.swing.border.*;
import java.util.*;
//les types de formes 1=filloval , 2=rectangle
public class DragD extends JApplet
    //debut declaration
    boolean bpointRect = false;
    int pointRect1[] = {0,0};
    int pointRect2[] = {0,0};
    int xValue=-10, yValue=-10;
    Container pan;
    JPanel config, dessin, info;
    JRadioButton rbRect, rbMainLever;
    JLabel lPxy;
    JMenu mAbout;
    JMenuItem mIAbout;
    JMenuBar menubar;
    //debut fct init
    public void init()
        getContentPane().setSize(500,500);
        //set menu
        mAbout = new JMenu("About");
        mIAbout = new JMenuItem("About");
        menubar = new JMenuBar();
        mAbout.add(mIAbout);
        menubar.add(mAbout);
        this.setJMenuBar(menubar);
        //fin set menu
        config = new JPanel();
        dessin = new JPanel();
        info = new JPanel();
        rbRect = new JRadioButton("Rectangle");
        rbMainLever = new JRadioButton("Main Lever", true);
        lPxy = new JLabel("0,0");
        config.add(rbMainLever);
        config.add(rbRect);
        info.add(lPxy);
        //colorer les panel
        config.setBackground(Color.lightGray);
        dessin.setBackground(Color.white);
        info.setBackground(Color.blue);
        dessin.setLayout(null);
        //add les JPanel
        getContentPane().add(config,"North");
        getContentPane().add(dessin,"Center");
        getContentPane().add(info,"South");
        //creer des forme
        dessin.add(new JP(1,4,4,4,4));
        dessin.add(new JP(2,4,4,4,4));
        //set le border
        menubar.setBorder(new MatteBorder(1,1,1,1,Color.black));
        config.setBorder(new MatteBorder(1,1,1,1,Color.black));
        dessin.setBorder(new MatteBorder(1,1,1,1,Color.black));
        info.setBorder(new MatteBorder(1,1,1,1,Color.black));
        //debut listener on mouse dragged
        dessin.addMouseMotionListener(
            new MouseMotionListener(){
                public void mouseDragged(MouseEvent event)
                    xValue=event.getX();
                    yValue=event.getY();
                    // g.fillOval(xValue,yValue,4,4);
                    positionDessin(event);
                public void mouseMoved(MouseEvent event)
                    positionDessin(event);
        //fin listener
        //debut listener on mouse clicked
        dessin.addMouseListener(
            new MouseListener(){
                public void mouseClicked(MouseEvent event)
                    xValue=event.getX();
                    yValue=event.getY();
                    //Graphics g;
                    //g = dessin.getGraphics();
                    if (xValue != -10)
                        //dessine les rectangle
                        if (rbRect.isSelected())
                            creerRectangle();
                        //debut dessin a main lever
                        else
                            // g.fillOval(xValue,yValue,4,4);
                     //setContentPane(getContentPane(pan));
                //declaration vide
                public void mousePressed(MouseEvent event){}
                public void mouseReleased(MouseEvent event){}
                public void mouseEntered(MouseEvent event){}
                public void mouseExited(MouseEvent event)
                    lPxy.setText("0,0");
       //fin listener
       //debut action listener rbrect
       rbRect.addActionListener(
        new ActionListener(){
            public void actionPerformed(ActionEvent event)
                if (rbMainLever.isSelected())
                    rbMainLever.setSelected(false);
       //fin listener
       //debut action listener rbrect
       rbMainLever.addActionListener(
        new ActionListener(){
            public void actionPerformed(ActionEvent event)
                if (rbRect.isSelected())
                    rbRect.setSelected(false);
       //fin listener
       //debut listener du menu about
       mIAbout.addActionListener(
        new ActionListener(){
            public void actionPerformed(ActionEvent event)
                JOptionPane.showMessageDialog(null,"test");
       //fin listener
    //fin de la fct init
    //debut fct creerrectangle
    public void creerRectangle()
        if (bpointRect == false)
            pointRect1[0] = xValue;
            pointRect1[1] = yValue;
            bpointRect = true;
        else
            pointRect2[0] = xValue;
            pointRect2[1] = yValue;
            bpointRect = false;
            if ((pointRect1[0] < pointRect2[0]) & (pointRect1[1] < pointRect2[1]))
                dessin.add(new JP(2,pointRect1[0],pointRect1[1],pointRect2[0]-pointRect1[0],pointRect2[1]-pointRect1[1]));
            else
                if ((pointRect1[0] > pointRect2[0]) & (pointRect1[1] < pointRect2[1]))
                    dessin.add(new JP(2,pointRect2[0],pointRect1[1],pointRect1[0]-pointRect2[0],pointRect2[1]-pointRect1[1]));
                else
                    //fct pas
                    if ((pointRect1[0] > pointRect2[0]) & (pointRect1[1] > pointRect2[1]))
                        dessin.add(new JP(2,pointRect2[0],pointRect2[1],pointRect1[0]-pointRect2[0],pointRect1[1]-pointRect2[1]));  
                    else
                        if ((pointRect1[0] < pointRect2[0]) & (pointRect1[1] > pointRect2[1]))
                            dessin.add(new JP(2,pointRect1[0],pointRect2[1],pointRect2[0]-pointRect1[0],pointRect1[1]-pointRect2[1]));  
            //remettre la sauvegarde des pts a zero apres avoir dessiner un rectangle
            pointRect1[0] = 0;
            pointRect1[1] = 0;
            pointRect2[0] = 0;
            pointRect2[1] = 0;   
    //fin fct rectangle
    //debut fct position dessin
    public void positionDessin(MouseEvent event)
        int x,y;
        String sx, sy;
        x = event.getX();
        y = event.getY();
        sx = Integer.toString(x);
        sy = Integer.toString(y);
        lPxy.setText(sx + "," + sy);
    //fin fct position dessin
    //debut de la classe interne JP
    class JP extends JComponent implements MouseListener, MouseMotionListener
        int x;
        int y;
        int w;
        int h;
        int type;
        int mx,my;
        Cursor movC = new Cursor(Cursor.MOVE_CURSOR);
        Cursor defC = new Cursor(Cursor.DEFAULT_CURSOR);     
        //debut constructeur JP
        public JP(int i,int xx, int yy, int ww, int hh)
            x=xx;
            y=yy;
            w=ww;
            h=hh;
            type = i;
            setBounds(x,y,w,h);
            addMouseListener(this);
            addMouseMotionListener(this);
        //fin du constructeur
        //debut de la fct paintComponent
        public void paintComponent(Graphics g)
            if (type == 1)
                g.fillOval(x,y,w,h);
            if (type == 2)
                g.fillRect(x,y,w,h);
        //fin de la fct paintComponent
        //debut du listener moussePressed
        public void mousePressed(MouseEvent m)
            mx = m.getX();
            my = m.getY();
            setBorder(new MatteBorder(1,1,1,1,Color.red));
        //fin du listener
        //debut du listener mousseDragged
        public void mouseDragged(MouseEvent m)
            if (getCursor() != movC)
                setCursor(movC);
            setLocation(getX()+m.getX()-mx,getY()+m.getY()-my);
        //fin du listener
        //dedut du listener mousseReleased
        public void mouseReleased(MouseEvent m)
            setBorder(null);
            setCursor(defC);
        //fin du listener
        public void mouseEntered(MouseEvent m){}
        public void mouseExited(MouseEvent  m){}
        public void mouseMoved(MouseEvent   m){}
        public void mouseClicked(MouseEvent m){}
    //fin de la classe interne
}thx!!!!!

Answer 1

Instead of using dessin.add( new JP...);
use dessin.add(new JP... , 0);
The last added rectangle will be the first painted.
Denisdont work ;(