Examples of java.awt.Checkbox.addItemListener()

java.awt.Checkbox.addItemListener()
Adds the specified item listener to receive item events from this check box. Item events are sent to listeners in response to user input, but not in response to calls to setState(). If l is null, no exception is thrown and no action is performed.
Refer to AWT Threading Issues for details on AWT's threading model. @param l the item listener @see #removeItemListener @see #getItemListeners @see #setState @see java.awt.event.ItemEvent @see java.awt.event.ItemListener @since JDK1.1

        Checkbox b;
        add(b = new Checkbox(null, group, false));
        b.addItemListener(this);
        b.setForeground(Color.red);
        add(b = new Checkbox(null, group, false));
        b.addItemListener(this);
        b.setForeground(Color.green);
        add(b = new Checkbox(null, group, false));
        b.addItemListener(this);
        b.setForeground(Color.blue);
        add(b = new Checkbox(null, group, false));

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        b.setForeground(Color.red);
        add(b = new Checkbox(null, group, false));
        b.addItemListener(this);
        b.setForeground(Color.green);
        add(b = new Checkbox(null, group, false));
        b.addItemListener(this);
        b.setForeground(Color.blue);
        add(b = new Checkbox(null, group, false));
        b.addItemListener(this);
        b.setForeground(Color.pink);
        add(b = new Checkbox(null, group, false));

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        b.setForeground(Color.green);
        add(b = new Checkbox(null, group, false));
        b.addItemListener(this);
        b.setForeground(Color.blue);
        add(b = new Checkbox(null, group, false));
        b.addItemListener(this);
        b.setForeground(Color.pink);
        add(b = new Checkbox(null, group, false));
        b.addItemListener(this);
        b.setForeground(Color.orange);
        add(b = new Checkbox(null, group, true));

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        b.setForeground(Color.blue);
        add(b = new Checkbox(null, group, false));
        b.addItemListener(this);
        b.setForeground(Color.pink);
        add(b = new Checkbox(null, group, false));
        b.addItemListener(this);
        b.setForeground(Color.orange);
        add(b = new Checkbox(null, group, true));
        b.addItemListener(this);
        b.setForeground(Color.black);
        target.setForeground(b.getForeground());

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        b.setForeground(Color.pink);
        add(b = new Checkbox(null, group, false));
        b.addItemListener(this);
        b.setForeground(Color.orange);
        add(b = new Checkbox(null, group, true));
        b.addItemListener(this);
        b.setForeground(Color.black);
        target.setForeground(b.getForeground());
        Choice shapes = new Choice();
        shapes.addItemListener(this);
        shapes.addItem("Lines");

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        }
        add("South", p);
        Panel p1 = new Panel();
        p1.setLayout(new GridLayout(2,0));
        Checkbox cb = new Checkbox("Change DM on entering FS");
        cb.addItemListener(new ItemListener() {
            public void itemStateChanged(ItemEvent e) {
                dmChange = ((Checkbox)e.getSource()).getState();
            }
        });
        p1.add(cb);

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//            }
//        });
//        p1.add(cb);
        CheckboxGroup cbg = new CheckboxGroup();
        cb = new Checkbox("Use Frame to enter FS", cbg, true);
        cb.addItemListener(new ItemListener() {
            public void itemStateChanged(ItemEvent e) {
                useFSFrame = true;
                useFSWindow = false;
                useFSDialog = false;
            }

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                useFSDialog = false;
            }
        });
        p1.add(cb);
        cb = new Checkbox("Use Window to enter FS", cbg, false);
        cb.addItemListener(new ItemListener() {
            public void itemStateChanged(ItemEvent e) {
                useFSFrame = false;
                useFSWindow = true;
                useFSDialog = false;
            }

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                useFSDialog = false;
            }
        });
        p1.add(cb);
        cb = new Checkbox("Use Dialog to enter FS", cbg, false);
        cb.addItemListener(new ItemListener() {
            public void itemStateChanged(ItemEvent e) {
                useFSFrame = false;
                useFSWindow = false;
                useFSDialog = true;
            }

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                useFSDialog = true;
            }
        });
        p1.add(cb);
        cb = new Checkbox("Run render loop");
        cb.addItemListener(new ItemListener() {
            public void itemStateChanged(ItemEvent e) {
                runRenderLoop = ((Checkbox)e.getSource()).getState();
            }
        });
        p1.add(cb);

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