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package javax.swing.plaf.synth;

import java.beans.*;
import javax.swing.*;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Insets;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.SeparatorUI;
import javax.swing.plaf.UIResource;
import javax.swing.plaf.DimensionUIResource;
import sun.swing.plaf.synth.SynthUI;

A Synth L&F implementation of SeparatorUI. This implementation is a "combined" view/controller.
Author:Shannon Hickey, Joshua Outwater
/** * A Synth L&F implementation of SeparatorUI. This implementation * is a "combined" view/controller. * * @author Shannon Hickey * @author Joshua Outwater */
class SynthSeparatorUI extends SeparatorUI implements PropertyChangeListener, SynthUI { private SynthStyle style; public static ComponentUI createUI(JComponent c) { return new SynthSeparatorUI(); } public void installUI(JComponent c) { installDefaults((JSeparator)c); installListeners((JSeparator)c); } public void uninstallDefaults(JComponent c) { uninstallListeners((JSeparator)c); uninstallDefaults((JSeparator)c); } public void installDefaults(JSeparator c) { updateStyle(c); } private void updateStyle(JSeparator sep) { SynthContext context = getContext(sep, ENABLED); SynthStyle oldStyle = style; style = SynthLookAndFeel.updateStyle(context, this); if (style != oldStyle) { if (sep instanceof JToolBar.Separator) { Dimension size = ((JToolBar.Separator)sep).getSeparatorSize(); if (size == null || size instanceof UIResource) { size = (DimensionUIResource)style.get( context, "ToolBar.separatorSize"); if (size == null) { size = new DimensionUIResource(10, 10); } ((JToolBar.Separator)sep).setSeparatorSize(size); } } } context.dispose(); } public void uninstallDefaults(JSeparator c) { SynthContext context = getContext(c, ENABLED); style.uninstallDefaults(context); context.dispose(); style = null; } public void installListeners(JSeparator c) { c.addPropertyChangeListener(this); } public void uninstallListeners(JSeparator c) { c.removePropertyChangeListener(this); } public void update(Graphics g, JComponent c) { SynthContext context = getContext(c); JSeparator separator = (JSeparator)context.getComponent(); SynthLookAndFeel.update(context, g); context.getPainter().paintSeparatorBackground(context, g, 0, 0, c.getWidth(), c.getHeight(), separator.getOrientation()); 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) { JSeparator separator = (JSeparator)context.getComponent(); context.getPainter().paintSeparatorForeground(context, g, 0, 0, separator.getWidth(), separator.getHeight(), separator.getOrientation()); } public void paintBorder(SynthContext context, Graphics g, int x, int y, int w, int h) { JSeparator separator = (JSeparator)context.getComponent(); context.getPainter().paintSeparatorBorder(context, g, x, y, w, h, separator.getOrientation()); } public Dimension getPreferredSize(JComponent c) { SynthContext context = getContext(c); int thickness = style.getInt(context, "Separator.thickness", 2); Insets insets = c.getInsets(); Dimension size; if (((JSeparator)c).getOrientation() == JSeparator.VERTICAL) { size = new Dimension(insets.left + insets.right + thickness, insets.top + insets.bottom); } else { size = new Dimension(insets.left + insets.right, insets.top + insets.bottom + thickness); } context.dispose(); return size; } public Dimension getMinimumSize(JComponent c) { return getPreferredSize(c); } public Dimension getMaximumSize(JComponent c) { return new Dimension(Short.MAX_VALUE, Short.MAX_VALUE); } 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 propertyChange(PropertyChangeEvent evt) { if (SynthLookAndFeel.shouldUpdateStyle(evt)) { updateStyle((JSeparator)evt.getSource()); } } }