Re: How to use actionListers within static methods
Vova Reznik wrote:
Ian Wilson wrote:
At the statement
ButtonListener buttonListener = new ButtonListener();
Eclipse says "No enclosing instance of type Hats is accessible, Must
qualify the allocation with an enclosing instance of type Hats (e.g.
x.new A() where x is an instance of Hats".
Q.1 Is there a fix?
Yes, define class Hats as static
You probably meant:
Yes, define class ButtonListener as static
class Hats {
// so can refer to addButton in buttonListener:
public static JButton addButton;
public static void editHats() {
addButton = new JButton("Add");
JButton editButton = new JButton("Edit");
JButton removeButton = new JButton("Remove");
ButtonListener buttonListener = new ButtonListener();
[...]
} // method editHats
// an inner class within Hats, to listen to Hat-related button events
class ButtonListener implements ActionListener {
static class ButtonListener implements ActionListener {
public void actionPerformed(ActionEvent e) {
JComponent c = (JComponent) e.getSource();
if (c == addButton) {
System.out.println ("You pressed 'Add'");
}
}
}
} // class Hats
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