PotPanel.java 文件源码

public void focusGained(FocusEvent e) { // some control sends this event, color the pot control border red for that control and others blank
        Component src=e.getComponent();
//        log.info("focus gained by "+src.getClass().getSimpleName());
        if (selectedControl != null)((JComponent)selectedControl).setBorder(unselectedBorder);
        do{
            Component parent=src.getParent();
            if (componentList.contains(parent)) {
                ((JComponent)parent).setBorder(selectedBorder);
                selectedControl=parent;
                break;
            }
            src = parent;
        } while(src != null);
    }