CCB Premier Import

ComboBox/src/Fenetre.java

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+import java.awt.BorderLayout;
+import java.awt.Color;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.ItemEvent;
+import java.awt.event.ItemListener;
+ 
+import javax.swing.JButton;
+import javax.swing.JComboBox;
+import javax.swing.JFrame;
+import javax.swing.JLabel;
+import javax.swing.JPanel;
+ 
+public class Fenetre extends JFrame{
+  private Panneau pan = new Panneau();
+  private JButton bouton = new JButton("Go");
+  private JButton bouton2 = new JButton("Stop");
+  private JPanel container = new JPanel();
+  private JLabel label = new JLabel("Choix de la forme");
+  private int compteur = 0;
+  private boolean animated = true;
+  private boolean backX, backY;
+  private int x, y;
+  private Thread t;  
+  private JComboBox combo = new JComboBox();
+  
+  public Fenetre(){
+    this.setTitle("Animation");
+    this.setSize(300, 300);
+    this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+    this.setLocationRelativeTo(null);
+ 
+    container.setBackground(Color.white);
+    container.setLayout(new BorderLayout());
+    container.add(pan, BorderLayout.CENTER);
+    
+    bouton.addActionListener(new BoutonListener());     
+    bouton2.addActionListener(new Bouton2Listener());
+    bouton2.setEnabled(false);    
+    JPanel south = new JPanel();
+    south.add(bouton);
+    south.add(bouton2);
+    container.add(south, BorderLayout.SOUTH);
+    
+    combo.addItem("ROND");
+    combo.addItem("CARRE");
+    combo.addItem("TRIANGLE");
+    combo.addItem("ETOILE");    
+    combo.addActionListener(new FormeListener());
+    
+    JPanel top = new JPanel();
+    top.add(label);
+    top.add(combo);    
+    container.add(top, BorderLayout.NORTH);
+    this.setContentPane(container);
+    this.setVisible(true);          
+  }
+
+  private void go(){
+    x = pan.getPosX();
+    y = pan.getPosY();
+    while(this.animated){
+      if(x < 1) backX = false;
+      if(x > pan.getWidth() - 50) backX = true;    
+      if(y < 1) backY = false;
+      if(y > pan.getHeight() - 50) backY = true;      
+      if(!backX) pan.setPosX(++x);
+      else pan.setPosX(--x);
+      if(!backY) pan.setPosY(++y);
+      else pan.setPosY(--y);
+      pan.repaint();
+      try {
+        Thread.sleep(3);
+      } catch (InterruptedException e) {
+        e.printStackTrace();
+      }
+    }    
+  }
+ 
+  //Classe <20>coutant notre bouton
+  public class BoutonListener implements ActionListener{
+     public void actionPerformed(ActionEvent arg0) {
+      animated = true;
+      t = new Thread(new PlayAnimation());
+      t.start();
+      bouton.setEnabled(false);
+      bouton2.setEnabled(true); 
+    }
+  }
+  
+  class Bouton2Listener implements ActionListener{
+    public void actionPerformed(ActionEvent e) {
+      animated = false;  
+      bouton.setEnabled(true);
+      bouton2.setEnabled(false);
+    }  
+  }  
+  
+  class PlayAnimation implements Runnable{
+    public void run() {
+      go();    
+    }  
+  }
+    
+  class FormeListener implements ActionListener{
+    public void actionPerformed(ActionEvent e) {
+      //La m<>thode retourne un Object puisque nous passons des Object dans une liste
+      //Il faut donc utiliser la m<>thode toString() pour retourner un String (ou utiliser un cast)
+      pan.setForme(combo.getSelectedItem().toString());
+    }  
+  }    
+}