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Java: JOptionPane - More Dialogs
Here are some more useful static methods from javax.swing.JOptionPane
that allow you to ask the user to indicate a choice.
| Value | Method call |
response = |
JOptionPane.showConfirmDialog(component, text); |
response = |
JOptionPane.showOptionDialog(component, message,
title, optionType, messType, icon, options, initVal); |
Example
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 |
// File: joptionpane-example/JOptionPaneTest2.java
// Description: JOptionPanes with options.
// Author: Fred Swartz
// Date: 31 Jan 2005
import javax.swing.JOptionPane;
public class JOptionPaneTest2 {
public static void main(String[] args) {
String[] choices = {"Democratic", "Republican", "None of your business"};
int doAgain;
do {
int response = JOptionPane.showOptionDialog(
null // center over parent
, "How did you vote?" // message
, "Party Poll" // title in titlebar
, JOptionPane.YES_NO_OPTION // Option type
, JOptionPane.PLAIN_MESSAGE // messageType
, null // icon
, choices // Options
, "None of your business" // initial value
);
JOptionPane.showMessageDialog(null, "Response = " + response);
doAgain = JOptionPane.showConfirmDialog(null, "Again?");
} while (doAgain == JOptionPane.YES_OPTION);
System.exit(0);
}
}
|
Notes
- Line 11
- This defines an array of strings that will be displayed as possible choices.
- Line 15...
-
Returns an int value identifying which of the String array of options was chosen. Note that the array element numbering starts with zero, not one. - Line 27
-
Simple message dialog. The value two indicated that the "None of your business" choice was made by the user. - Line 30
-
Asks a yes/no/cancel question. Returns one of these values: - JOptionPane.YES_OPTION
- JOptionPane.NO_OPTION
- JOptionPane.CANCEL_OPTION
- JOptionPane.CLOSED_OPTION Dialog box was closed. Usually treated like CANCEL_OPTION.
















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