1    package ip.gui.dialog; 
2     
3    import java.awt.*; 
4    import java.awt.event.ActionEvent; 
5    import java.awt.event.ActionListener; 
6     
7    /** 
8     MessLog - the message dialog 
9     */ 
10   public class MessLog extends Dialog implements ActionListener { 
11       private static boolean modal = true; 
12       private boolean done = false; 
13       public Button yesButton = new Button("OK"); 
14       public boolean ok = false; 
15    
16    
17       private Label label; 
18       private Panel buttonPanel = new Panel(); 
19    
20       public static void main(String args[]) { 
21           MessLog bl = new MessLog( 
22                   new Frame(), 
23                   "MessLog!", 
24                   "An informational message..."); 
25       } 
26    
27       public static void error(Object s) { 
28           new MessLog( 
29                   new Frame(), 
30                   "Kahindu System Error!", 
31                   s.toString()); 
32       } 
33    
34       public MessLog(Frame frame, String title, String prompt) { 
35           super(frame, title, modal); 
36           label = new Label(prompt); 
37           buttonPanel.setLayout( 
38                   new FlowLayout(FlowLayout.RIGHT)); 
39           buttonPanel.add(label); 
40           buttonPanel.add(yesButton); 
41           yesButton.addActionListener(this); 
42           add("South", buttonPanel); 
43           pack(); 
44           show(); 
45    
46       } 
47    
48       public void actionPerformed(ActionEvent e) { 
49           if (e.getSource() == yesButton) ok = true; 
50    
51           done = true; 
52           setVisible(false); 
53           return; 
54       } 
55    
56    
57   } 
58