/** * Paint a background for all groups and a round blue border and background when a cell is * selected. * * @param g2 the <tt>Graphics2D</tt> object through which we paint */ private void internalPaintComponent(Graphics2D g2) { Color borderColor = Color.GRAY; if (isSelected) { g2.setPaint( new GradientPaint( 0, 0, Constants.SELECTED_COLOR, 0, getHeight(), Constants.SELECTED_GRADIENT_COLOR)); borderColor = Constants.SELECTED_COLOR; } else if (treeNode instanceof GroupNode) { g2.setPaint( new GradientPaint( 0, 0, Constants.CONTACT_LIST_GROUP_BG_GRADIENT_COLOR, 0, getHeight(), Constants.CONTACT_LIST_GROUP_BG_COLOR)); borderColor = Constants.CONTACT_LIST_GROUP_BG_COLOR; } g2.fillRect(0, 0, getWidth(), getHeight()); g2.setColor(borderColor); g2.drawLine(0, 0, getWidth(), 0); g2.drawLine(0, getHeight() - 1, getWidth(), getHeight() - 1); }
/** * Draw the icon at the specified location. Paints this component as an icon. * * @param c the component which can be used as observer * @param g the <tt>Graphics</tt> object used for painting * @param x the position on the X coordinate * @param y the position on the Y coordinate */ public void paintIcon(Component c, Graphics g, int x, int y) { g = g.create(); try { Graphics2D g2 = (Graphics2D) g; AntialiasingManager.activateAntialiasing(g2); g2.setColor(Color.WHITE); g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.8f)); g2.fillRoundRect(x, y, getIconWidth() - 1, getIconHeight() - 1, 10, 10); g2.setColor(Color.DARK_GRAY); g2.drawRoundRect(x, y, getIconWidth() - 1, getIconHeight() - 1, 10, 10); // Indent component content from the border. g2.translate(x + 5, y + 5); super.paint(g2); g2.translate(x, y); } finally { g.dispose(); } }