private static void drawSelection(JTree tree, Graphics g, final int width) {
int y = 0;
final int[] rows = tree.getSelectionRows();
final int height = tree.getRowHeight();
for (int row : rows) {
final TreeCellRenderer renderer = tree.getCellRenderer();
final Object value = tree.getPathForRow(row).getLastPathComponent();
if (value == null) continue;
final Component component =
renderer.getTreeCellRendererComponent(tree, value, false, false, false, row, false);
if (component.getFont() == null) {
component.setFont(tree.getFont());
}
g.translate(0, y);
component.setBounds(0, 0, width, height);
boolean wasOpaque = false;
if (component instanceof JComponent) {
final JComponent j = (JComponent) component;
if (j.isOpaque()) wasOpaque = true;
j.setOpaque(false);
}
component.paint(g);
if (wasOpaque) {
((JComponent) component).setOpaque(true);
}
y += height;
g.translate(0, -y);
}
}
private static void drawSelection(JTable table, int column, Graphics g, final int width) {
int y = 0;
final int[] rows = table.getSelectedRows();
final int height = table.getRowHeight();
for (int row : rows) {
final TableCellRenderer renderer = table.getCellRenderer(row, column);
final Component component =
renderer.getTableCellRendererComponent(
table, table.getValueAt(row, column), false, false, row, column);
g.translate(0, y);
component.setBounds(0, 0, width, height);
boolean wasOpaque = false;
if (component instanceof JComponent) {
final JComponent j = (JComponent) component;
if (j.isOpaque()) wasOpaque = true;
j.setOpaque(false);
}
component.paint(g);
if (wasOpaque) {
((JComponent) component).setOpaque(true);
}
y += height;
g.translate(0, -y);
}
}
/**
* Paints a customized background.
*
* @param g the <tt>Graphics</tt> object through which we paint
*/
@Override
protected void paintComponent(Graphics g) {
super.paintComponent(g);
g = g.create();
if (!(treeNode instanceof GroupNode) && !isSelected) return;
AntialiasingManager.activateAntialiasing(g);
Graphics2D g2 = (Graphics2D) g;
try {
internalPaintComponent(g2);
} finally {
g.dispose();
}
}
@Override
public void paintBorder(Component c, Graphics g, int x, int y, int w, int h) {
Graphics2D g2 = (Graphics2D) g.create();
g2.translate(x, y);
g2.setPaint(borderSelectionColor);
g2.drawRect(0, 0, w - 1, h - 1);
g2.setPaint(getLineColor());
BasicGraphicsUtils.drawDashedRect(g2, 0, 0, w, h);
g2.dispose();
}
/** Subclassed to translate the graphics such that the last visible row will be drawn at 0,0. */
public void paint(Graphics g) {
if (g == null) return;
g.translate(0, -visibleRow * getRowHeight());
try {
super.paint(g);
} catch (Throwable e) {
logger.debug("random swing exception/error: ", e);
}
}
/**
* 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();
}
}
@Override
public void paintIcon(Component c, Graphics g, int x, int y) {
g.setColor(color);
g.fillRoundRect(x + 1, y + 1, 22, 22, 10, 10);
}
public void onRepaint(final Graphics g) {
if (highlightArea != null) {
g.setColor(Color.ORANGE);
g.drawRect(highlightArea.x, highlightArea.y, highlightArea.width, highlightArea.height);
}
}