- /*
- * @(#)SynthPanelUI.java 1.12 03/12/19
- *
- * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
- * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
- */
-
- package javax.swing.plaf.synth;
-
- import java.awt.*;
- import javax.swing.*;
- import javax.swing.border.*;
- import javax.swing.plaf.*;
- import javax.swing.plaf.basic.BasicPanelUI;
- import java.awt.*;
- import java.awt.event.*;
- import java.beans.*;
- import sun.swing.plaf.synth.SynthUI;
-
- /**
- * Synth's PanelUI.
- *
- * @version 1.12, 12/19/03
- * @author Steve Wilson
- */
- class SynthPanelUI extends BasicPanelUI implements PropertyChangeListener,
- SynthUI {
- private SynthStyle style;
-
- public static ComponentUI createUI(JComponent c) {
- return new SynthPanelUI();
- }
-
- public void installUI(JComponent c) {
- JPanel p = (JPanel)c;
-
- super.installUI(c);
- installListeners(p);
- }
-
- public void uninstallUI(JComponent c) {
- JPanel p = (JPanel)c;
-
- uninstallListeners(p);
- super.uninstallUI(c);
- }
-
- protected void installListeners(JPanel p) {
- p.addPropertyChangeListener(this);
- }
-
- protected void uninstallListeners(JPanel p) {
- p.removePropertyChangeListener(this);
- }
-
- protected void installDefaults(JPanel p) {
- updateStyle(p);
- }
-
- protected void uninstallDefaults(JPanel p) {
- SynthContext context = getContext(p, ENABLED);
-
- style.uninstallDefaults(context);
- context.dispose();
- style = null;
- }
-
- private void updateStyle(JPanel c) {
- SynthContext context = getContext(c, ENABLED);
- style = SynthLookAndFeel.updateStyle(context, this);
- context.dispose();
- }
-
- public SynthContext getContext(JComponent c) {
- return getContext(c, getComponentState(c));
- }
-
- private SynthContext getContext(JComponent c, int state) {
- return SynthContext.getContext(SynthContext.class, c,
- SynthLookAndFeel.getRegion(c), style, state);
- }
-
- private Region getRegion(JComponent c) {
- return SynthLookAndFeel.getRegion(c);
- }
-
- private int getComponentState(JComponent c) {
- return SynthLookAndFeel.getComponentState(c);
- }
-
- public void update(Graphics g, JComponent c) {
- SynthContext context = getContext(c);
-
- SynthLookAndFeel.update(context, g);
- context.getPainter().paintPanelBackground(context,
- g, 0, 0, c.getWidth(), c.getHeight());
- paint(context, g);
- context.dispose();
- }
-
- public void paint(Graphics g, JComponent c) {
- SynthContext context = getContext(c);
-
- paint(context, g);
- context.dispose();
- }
-
- protected void paint(SynthContext context, Graphics g) {
- // do actual painting
- }
-
- public void paintBorder(SynthContext context, Graphics g, int x,
- int y, int w, int h) {
- context.getPainter().paintPanelBorder(context, g, x, y, w, h);
- }
-
- public void propertyChange(PropertyChangeEvent pce) {
- if (SynthLookAndFeel.shouldUpdateStyle(pce)) {
- updateStyle((JPanel)pce.getSource());
- }
- }
- }