buttondemo.java

主要为一个空间信息管理系统

	// verticaly glue fills out the rest of the box
	p1.add(Box.createVerticalGlue());

	radioButtonPanel.add(Box.createRigidArea(HGAP10));
	currentControls = radiobuttons;
	radioButtonPanel.add(createControls());
    }


    public void addCheckBoxes() {
	tab.addTab(getString("ButtonDemo.checkboxes"), checkboxPanel);
	checkboxPanel.setLayout(new BoxLayout(checkboxPanel, BoxLayout.X_AXIS));
        checkboxPanel.setBorder(border5);

	JPanel p1 = createVerticalPanel(true);
	p1.setAlignmentY(TOP_ALIGNMENT);
	checkboxPanel.add(p1);

	// Text Radio Buttons
	JPanel p2 = createHorizontalPanel(false);
	p1.add(p2);
	p2.setBorder(new CompoundBorder(
                      new TitledBorder(
			null, getString("ButtonDemo.textcheckboxes"),
			TitledBorder.LEFT, TitledBorder.TOP), border5)
	);

	checkboxes.add(p2.add(new JCheckBox(getString("ButtonDemo.check1"))));
	p2.add(Box.createRigidArea(HGAP10));

	checkboxes.add(p2.add(new JCheckBox(getString("ButtonDemo.check2"))));
	p2.add(Box.createRigidArea(HGAP10));

	checkboxes.add(p2.add(new JCheckBox(getString("ButtonDemo.check3"))));

	// Image Radio Buttons
	p1.add(Box.createRigidArea(VGAP30));
	JPanel p3 = createHorizontalPanel(false);
	p1.add(p3);
	p3.setLayout(new BoxLayout(p3, BoxLayout.X_AXIS));
	p3.setBorder(new TitledBorder(null, getString("ButtonDemo.imagecheckboxes"),
					 TitledBorder.LEFT, TitledBorder.TOP));

	// image checkbox 1
	String description = getString("ButtonDemo.customcheck");
	String text = getString("ButtonDemo.check1");
	check = new JCheckBox(text, createImageIcon("buttons/cb.gif", description));
	check.setRolloverIcon(createImageIcon("buttons/cbr.gif", description));
	check.setRolloverSelectedIcon(createImageIcon("buttons/cbrs.gif", description));
	check.setSelectedIcon(createImageIcon("buttons/cbs.gif", description));
	check.setMargin(new Insets(0,0,0,0));
	p3.add(check);
	checkboxes.add(check);
	p3.add(Box.createRigidArea(HGAP20));

	// image checkbox 2
	text = getString("ButtonDemo.check2");
	check = new JCheckBox(text, createImageIcon("buttons/cb.gif", description));
	check.setRolloverIcon(createImageIcon("buttons/cbr.gif", description));
	check.setRolloverSelectedIcon(createImageIcon("buttons/cbrs.gif", description));
	check.setSelectedIcon(createImageIcon("buttons/cbs.gif", description));
	check.setMargin(new Insets(0,0,0,0));
	p3.add(check);
	checkboxes.add(check);
	p3.add(Box.createRigidArea(HGAP20));

	// image checkbox 3
	text = getString("ButtonDemo.check3");
	check = new JCheckBox(text, createImageIcon("buttons/cb.gif", description));
	check.setRolloverIcon(createImageIcon("buttons/cbr.gif", description));
	check.setRolloverSelectedIcon(createImageIcon("buttons/cbrs.gif", description));
	check.setSelectedIcon(createImageIcon("buttons/cbs.gif", description));
	check.setMargin(new Insets(0,0,0,0));
	p3.add(check);
	checkboxes.add(check);

	// verticaly glue fills out the rest of the box
	p1.add(Box.createVerticalGlue());

	checkboxPanel.add(Box.createRigidArea(HGAP10));
	currentControls = checkboxes;
	checkboxPanel.add(createControls());
    }

    public void addToggleButtons() {
	tab.addTab(getString("ButtonDemo.togglebuttons"), toggleButtonPanel);
    }

    public JPanel createControls() {
        JPanel controls = new JPanel() {
            public Dimension getMaximumSize() {
                return new Dimension(300, super.getMaximumSize().height);
            }
        };
        controls.setLayout(new BoxLayout(controls, BoxLayout.Y_AXIS));
        controls.setAlignmentY(TOP_ALIGNMENT);
        controls.setAlignmentX(LEFT_ALIGNMENT);

        JPanel buttonControls = createHorizontalPanel(true);
        buttonControls.setAlignmentY(TOP_ALIGNMENT);
        buttonControls.setAlignmentX(LEFT_ALIGNMENT);

        JPanel leftColumn = createVerticalPanel(false);
        leftColumn.setAlignmentX(LEFT_ALIGNMENT);
        leftColumn.setAlignmentY(TOP_ALIGNMENT);

        JPanel rightColumn = new LayoutControlPanel(this);

        buttonControls.add(leftColumn);
        buttonControls.add(Box.createRigidArea(HGAP20));
        buttonControls.add(rightColumn);
        buttonControls.add(Box.createRigidArea(HGAP20));

        controls.add(buttonControls);

	createListeners();

        // Display Options
        JLabel l = new JLabel("Display Options:");
        leftColumn.add(l);

        JCheckBox bordered = new JCheckBox("Paint Border");
        bordered.setToolTipText("Click here to turn border painting on or off.");
        bordered.setMnemonic('b');
	if (currentControls == buttons) {
	        bordered.setSelected(true);
	}
        bordered.addItemListener(buttonDisplayListener);
        leftColumn.add(bordered);

        JCheckBox focused = new JCheckBox("Paint Focus");
        focused.setToolTipText("Click here to turn focus painting on or off.");
        focused.setMnemonic('f');
        focused.setSelected(true);
        focused.addItemListener(buttonDisplayListener);
        leftColumn.add(focused);

        JCheckBox enabled = new JCheckBox("Enabled");
        enabled.setToolTipText("Click here to enable or disable the buttons.");
        enabled.setSelected(true);
        enabled.addItemListener(buttonDisplayListener);
        enabled.setMnemonic('e');
        leftColumn.add(enabled);

        JCheckBox filled = new JCheckBox("Content Filled");
        filled.setToolTipText("Click here to control the filling of the content area.");
        filled.setSelected(true);
        filled.addItemListener(buttonDisplayListener);
        filled.setMnemonic('i');
        leftColumn.add(filled);

        leftColumn.add(Box.createRigidArea(VGAP20));

        l = new JLabel("Pad Amount:");
        leftColumn.add(l);
        ButtonGroup group = new ButtonGroup();
        JRadioButton defaultPad = new JRadioButton("Default");
        defaultPad.setToolTipText("Uses the default padding between the border and label.");
        defaultPad.setMnemonic('d');
        defaultPad.addItemListener(buttonPadListener);
        group.add(defaultPad);
        defaultPad.setSelected(true);
        leftColumn.add(defaultPad);

        JRadioButton zeroPad = new JRadioButton("0");
        zeroPad.setToolTipText("Uses no padding between the border and label.");
        zeroPad.addItemListener(buttonPadListener);
        zeroPad.setMnemonic('0');
        group.add(zeroPad);
        leftColumn.add(zeroPad);

        JRadioButton tenPad = new JRadioButton("10");
        tenPad.setMnemonic('1');
        tenPad.setToolTipText("Uses a 10 pixel pad between the border and label.");
        tenPad.addItemListener(buttonPadListener);
        group.add(tenPad);
        leftColumn.add(tenPad);

        leftColumn.add(Box.createRigidArea(VGAP20));
	return controls;
    }

    public void createListeners() {
	buttonDisplayListener = new ItemListener() {
		Component c;
		AbstractButton b;

		public void itemStateChanged(ItemEvent e) {
		    JCheckBox cb = (JCheckBox) e.getSource();
		    if(cb.getText().equals("Enabled")) {
			for(int i = 0; i < currentControls.size(); i++) {
			    c = (Component) currentControls.elementAt(i);
			    c.setEnabled(cb.isSelected());
			    c.invalidate();
			}
		    } else if(cb.getText().equals("Paint Border")) {
			c = (Component) currentControls.elementAt(0);
			if(c instanceof AbstractButton) {
			    for(int i = 0; i < currentControls.size(); i++) {
				b = (AbstractButton) currentControls.elementAt(i);
				b.setBorderPainted(cb.isSelected());
				b.invalidate();
			    }
			}
		    } else if(cb.getText().equals("Paint Focus")) {
			c = (Component) currentControls.elementAt(0);
			if(c instanceof AbstractButton) {
			    for(int i = 0; i < currentControls.size(); i++) {
				b = (AbstractButton) currentControls.elementAt(i);
				b.setFocusPainted(cb.isSelected());
				b.invalidate();
			    }
			}
		    } else if(cb.getText().equals("Content Filled")) {
			c = (Component) currentControls.elementAt(0);
			if(c instanceof AbstractButton) {
			    for(int i = 0; i < currentControls.size(); i++) {
				b = (AbstractButton) currentControls.elementAt(i);
				b.setContentAreaFilled(cb.isSelected());
				b.invalidate();
			    }
			}
		    }
		    invalidate();
		    validate();
		    repaint();
		}
	};

	buttonPadListener = new ItemListener() {
		Component c;
		AbstractButton b;

		public void itemStateChanged(ItemEvent e) {
		    // *** pad = 0
		    int pad = -1;
		    JRadioButton rb = (JRadioButton) e.getSource();
		    if(rb.getText().equals("0") && rb.isSelected()) {
			pad = 0;
		    } else if(rb.getText().equals("10") && rb.isSelected()) {
			pad = 10;
		    }

		    for(int i = 0; i < currentControls.size(); i++) {
			b = (AbstractButton) currentControls.elementAt(i);
			if(pad == -1) {
			    b.setMargin(null);
			} else if(pad == 0) {
			    b.setMargin(insets0);
			} else {
			    b.setMargin(insets10);
			}
		    }
		    invalidate();
		    validate();
		    repaint();
		}
	};
    }

    public void stateChanged(ChangeEvent e) {
	SingleSelectionModel model = (SingleSelectionModel) e.getSource();
	if(model.getSelectedIndex() == 0) {
	    currentControls = buttons;
	} else if(model.getSelectedIndex() == 1) {
	    currentControls = radiobuttons;
	} else if(model.getSelectedIndex() == 2) {
	    currentControls = checkboxes;
	} else {
	    currentControls = togglebuttons;
	}
    }

    public Vector getCurrentControls() {
	return currentControls;
    }
}