private void updateStyle(JComponent c) {
SynthContext context = getContext(list, ENABLED);
SynthStyle oldStyle = style;
style = SynthLookAndFeel.updateStyle(context, this);
if (style != oldStyle) {
context.setComponentState(SELECTED);
Color sbg = list.getSelectionBackground();
if (sbg == null || sbg instanceof UIResource) {
list.setSelectionBackground(style.getColor(context, ColorType.TEXT_BACKGROUND));
}
Color sfg = list.getSelectionForeground();
if (sfg == null || sfg instanceof UIResource) {
list.setSelectionForeground(style.getColor(context, ColorType.TEXT_FOREGROUND));
}
useListColors = style.getBoolean(context, "List.rendererUseListColors", true);
useUIBorder = style.getBoolean(context, "List.rendererUseUIBorder", true);
int height = style.getInt(context, "List.cellHeight", -1);
if (height != -1) {
list.setFixedCellHeight(height);
}
if (oldStyle != null) {
uninstallKeyboardActions();
installKeyboardActions();
}
}
context.dispose();
}
/**
* Notifies this UI delegate to repaint the specified component. This method paints the component
* background, then calls the {@link #paint(SynthContext,Graphics)} method.
*
* <p>In general, this method does not need to be overridden by subclasses. All Look and Feel
* rendering code should reside in the {@code paint} method.
*
* @param g the {@code Graphics} object used for painting
* @param c the component being painted
* @see #paint(SynthContext,Graphics)
*/
@Override
public void update(Graphics g, JComponent c) {
SynthContext context = getContext(c);
SynthLookAndFeel.update(context, g);
context.getPainter().paintScrollPaneBackground(context, g, 0, 0, c.getWidth(), c.getHeight());
paint(context, g);
}
/** @inheritDoc */
@Override
protected void uninstallDefaults() {
super.uninstallDefaults();
SynthContext context = getContext(list, ENABLED);
style.uninstallDefaults(context);
context.dispose();
style = null;
}
@Override
public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
JComponent jc = (JComponent) c;
SynthContext context = getContext(jc);
SynthStyle style = context.getStyle();
if (style == null) {
assert false : "SynthBorder is being used outside after the " + " UI has been uninstalled";
return;
}
context.getPainter().paintViewportBorder(context, g, x, y, width, height);
}
/** @inheritDoc */
@Override
public void paintBorder(SynthContext context, Graphics g, int x, int y, int w, int h) {
context.getPainter().paintListBorder(context, g, x, y, w, h);
}
private SynthContext getContext(JComponent c, int state) {
return SynthContext.getContext(
SynthContext.class, c, SynthLookAndFeel.getRegion(c), style, state);
}
ViewportBorder(SynthContext context) {
this.insets = (Insets) context.getStyle().get(context, "ScrollPane.viewportBorderInsets");
if (this.insets == null) {
this.insets = SynthLookAndFeel.EMPTY_UIRESOURCE_INSETS;
}
}
private SynthContext getContext(JComponent c, int state) {
return SynthContext.getContext(c, style, state);
}