🚀 go-pugleaf

import java.awt.*;
import java.awt.event.*;
class todo extends
me{ 

  TextField Invoer; 
  List Lijst; 
// hier zat uw fout: moesten globaal gedeclareerd worden

 public todo(){ 
  setTitle("To-do list"); 
  Button BToe; 
  Button BEinde; 
  
  Invoer = new TextField(); 
  Lijst = new List(7); 
  BToe = new Button("Toevoegen"); 
  BEinde = new Button("Einde"); 
  
  setLayout(new GridBagLayout()); 
  GridBagConstraints c = new GridBagConstraints(); 
  
  //Invoer, Textfield 
  c.gridx = 0; 
  c.gridy = 0; 
  c.gridheight = 1; 
  c.gridwidth = 5; 
  c.fill = GridBagConstraints.HORIZONTAL; 
  c.insets = new Insets(5,5,5,5); 
  add(Invoer , c); 
  
  //Toevoegen, Button 
  c.gridx = 3; 
  c.gridy = 1; 
  c.gridheight = 1; 
  c.gridwidth = 2; 
  add(BToe , c); 
  
  //Einde, Button 
  c.gridx = 3; 
  c.gridy = 7; 
  c.gridheight = 1; 
  c.gridwidth = 2; 
  add(BEinde , c); 
  
  //Lijst, List 
  c.gridx = 0; 
  c.gridy = 1; 
  c.gridheight = 7; 
  c.gridwidth = 3; 
  c.fill = GridBagConstraints.BOTH; 
  add(Lijst , c); 
  
  // _________________________________________________________ 
  //       HANDELINGEN 
  //__________________________________________________________ 
  
  //WindowListener 
  addWindowListener (new WindowAdapter() { 
   public void windowClosing(WindowEvent e){ 
    System.exit(0); 
   } 
  }); 
  
  //Einde 
  BEinde.addActionListener(new ActionListener() { 
   public void actionPerformed(ActionEvent e) { 
    System.exit(0); 
   } 
  }); 
  
  //Toevoegen 
  BToe.addActionListener( new ActionListener() { 
   public void actionPerformed(ActionEvent e) { 
    Lijst.add(Invoer.getText() ); 
   } 
  }); 
  pack(); 
  setVisible(true); 
 } 
  
 public static void main (String[] args) { 
  new todo(); 
 } 
} 
-- 
Dietmar Hertsen 
dhertsen@mailandnews.com 
www.sphosting.com/dietmar