public FileNameRenderer(JTable table) {
Border b = UIManager.getBorder("Table.noFocusBorder");
if (Objects.isNull(b)) { // Nimbus???
Insets i = focusCellHighlightBorder.getBorderInsets(textLabel);
b = BorderFactory.createEmptyBorder(i.top, i.left, i.bottom, i.right);
}
noFocusBorder = b;
p.setOpaque(false);
panel.setOpaque(false);
// http://www.icongalore.com/ XP Style Icons - Windows Application Icon, Software XP Icons
nicon = new ImageIcon(getClass().getResource("wi0063-16.png"));
sicon =
new ImageIcon(
p.createImage(
new FilteredImageSource(nicon.getImage().getSource(), new SelectedImageFilter())));
iconLabel = new JLabel(nicon);
iconLabel.setBorder(BorderFactory.createEmptyBorder());
p.add(iconLabel, BorderLayout.WEST);
p.add(textLabel);
panel.add(p, BorderLayout.WEST);
Dimension d = iconLabel.getPreferredSize();
dim.setSize(d);
table.setRowHeight(d.height);
}
/** Calculate the width needed to display the maximum line number */
private void setPreferredWidth() {
Element root = component.getDocument().getDefaultRootElement();
int lines = root.getElementCount();
int digits = Math.max(String.valueOf(lines).length(), minimumDisplayDigits);
// Update sizes when number of digits in the line number changes
if (lastDigits != digits) {
lastDigits = digits;
FontMetrics fontMetrics = getFontMetrics(getFont());
int width = fontMetrics.charWidth('0') * digits;
Insets insets = getInsets();
int preferredWidth = insets.left + insets.right + width;
Dimension d = getPreferredSize();
d.setSize(preferredWidth, HEIGHT);
setPreferredSize(d);
setSize(d);
}
}