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Button Listener
- Moves rectangle when button is clicked
- Reads xField, yField variables from enclosing
scope
public ButtonApplet()
{
...
class MoveButtonListener implements ActionListener
{
public void actionPerformed(ActionEvent event)
{
int x =Integer.parseInt(xField.getText());
int y =Integer.parseInt(yField.getText());
box.setLocation(x,y);
repaint();
}
};
ActionListener listener = new MoveButtonListener();
moveButton.addActionListener(listener);
...
}
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