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package javax.swing;
import java.io.*;
import java.util.*;
import javax.swing.event.*;
public class ButtonGroup implements Serializable
{
Vector v = new Vector();
ButtonModel sel;
public ButtonGroup() {}
public void add(AbstractButton b)
{
b.getModel().setGroup(this);
v.addElement(b);
}
public void remove(AbstractButton b)
{
b.getModel().setGroup(null);
v.removeElement(b);
}
public Enumeration getElements() {
return v.elements();
}
public ButtonModel getSelection() {
return sel;
}
AbstractButton FindButton(ButtonModel m)
{
for (int i=0;i<v.size();i++)
{
AbstractButton a = (AbstractButton) v.get(i);
if (a.getModel()== m)
{
return a;
}
}
return null;
}
public void setSelected(ButtonModel m, boolean b)
{
if ((m == sel) &&
(b == true))
{
// clicked on sam item twice.
System.out.println("PRESSED TWICE:" + m + ", sel="+sel);
return;
}
if (sel != null)
{
System.out.println("DESELECTING: " + sel);
sel.setSelected(!b);
AbstractButton but = FindButton(sel);
if (but != null)
{
System.out.println("REPAINT-REQUIST: " + but.text);
//but.revalidate();
but.repaint();
}
}
else
{
System.out.println("NO SELECTION YET");
}
sel = m;
}
public boolean isSelected(ButtonModel m)
{
return (m == sel);
}
public int getButtonCount()
{
return v.size();
}
}
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