import javax.swing.JDialog;
import javax.swing.JOptionPane;
public class GettingJOptionPaneSelectionDemo {
public static void main(String[] a) {
String multiLineMsg[] = { "Hello,", "World" };
JOptionPane pane = new JOptionPane();
pane.setMessage(multiLineMsg);
JDialog d = pane.createDialog(null, "title");
d.setVisible(true);
int selection = getSelection(pane);
switch (selection) {
case JOptionPane.OK_OPTION:
System.out.println("OK_OPTION");
break;
case JOptionPane.CANCEL_OPTION:
System.out.println("CANCEL");
break;
default:
System.out.println("Others");
}
}
public static int getSelection(JOptionPane optionPane) {
int returnValue = JOptionPane.CLOSED_OPTION;
Object selectedValue = optionPane.getValue();
if (selectedValue != null) {
Object options[] = optionPane.getOptions();
if (options == null) {
if (selectedValue instanceof Integer) {
returnValue = ((Integer) selectedValue).intValue();
}
} else {
for (int i = 0, n = options.length; i < n; i++) {
if (options[i].equals(selectedValue)) {
returnValue = i;
break; // out of for loop
}
}
}
}
return returnValue;
}
}