public IconButton(Icon[] icons) {
this.icons = icons;
super.setBorder(emptyBorder);
setState(UP);
setContentAreaFilled(false);
addMouseListener(this);
}
private void configure(Object value) {
this.separator = (SeparatorList.Separator<Issue>) value;
Issue issue = separator.first();
if (issue == null) return; // handle 'late' rendering calls after this separator is invalid
expandButton.setIcon(separator.getLimit() == 0 ? EXPANDED_ICON : COLLAPSED_ICON);
nameLabel.setText(
nameFormat.format(new Object[] {issue.getSubcomponent(), new Integer(separator.size())}));
}
public void actionPerformed(ActionEvent e) {
final Lock writeLock = separatorList.getReadWriteLock().writeLock();
writeLock.lock();
boolean collapsed;
try {
collapsed = separator.getLimit() == 0;
separator.setLimit(collapsed ? Integer.MAX_VALUE : 0);
} finally {
writeLock.unlock();
}
expandButton.setIcon(collapsed ? COLLAPSED_ICON : EXPANDED_ICON);
}
private void setState(int state) {
this.state = state;
super.setIcon(icons[state]);
}
public void setIcons(Icon[] icons) {
this.icons = icons;
super.setIcon(this.icons[state]);
}