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Tips & Tricks |
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ShowMessageDialog();
}
public ShowMessageDialog(){
JFrame frame = new JFrame(“Message
Dialog Box”);
button = new JButton(“Simple message
dialog box”);
button.addActionListener(new MyAction());
JPanel panel = new JPanel();
panel.add(button);
button = new JButton(“\”Ok/Cancel\”
message dialog box”);
button.addActionListener(new MyAction());
panel.add(button);
button = new JButton(“\”Yes/No/Cancel\”
dialog box”);
button.addActionListener(new MyAction());
panel.add(button);
frame.add(panel);
frame.setSize(400, 200);
frame.setVisible(true);
frame.setDefaultCloseOperation
(JFrame.EXIT_ON_CLOSE);
}
public class MyAction implements
ActionListener{
public void actionPerformed(ActionEvent
ae){
String str = ae.getActionCommand();
if(str.equals(“Simple message dialog
box”)){
JOptionPane.showMessageDialog(null,
“Simple message dialog box.”, “javajazzup”,
1);
}
else if(str.equals(“\”Ok/Cancel\” message
dialog box”)){
if(JOptionPane.showConfirmDialog(null,
“\”Ok/Cancel\” message dialog box.”,
“javajazzup”,
JOptionPane.OK_CANCEL_OPTION) == 0)
JOptionPane.showMessageDialog(null,
“You clicked on \”Ok\” button”, “javajazzup”,
1);
else
JOptionPane.showMessageDialog(null,
“You clicked on \”Cancel\” button”,
“javajazzup”, 1);
}
else if(str.equals(“\”Yes/No/Cancel\” |
|
dialog box”)){
JOptionPane.showConfirmDialog(null,
“\”Yes/No/Cancel\” message dialog box.”);
}
}
}
}
Output
If you click on the first button then the simple
message box will open which holds only “Ok”
button as shown below:
If you click on the second button then the
confirm dialog box will open which asks for “Ok”
and “Cancel”.
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Jan
2008 | Java Jazz Up | 101 |
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