GroupPanel.java 文件源码

/**
 * activates or deactivates the widget in the panel
 * @param activated boolean true to activate and false to deactivate
 */
public void setActivated(boolean activated) {
    if(widget!=null && widget.isClickable()){
        widget.setActive(activated);
        if(activated){
            labelPanel.setBackground(highlightColor);
            jLabel.setForeground(Color.GRAY);
        }else{
            labelPanel.setBackground(Color.GRAY);
            jLabel.setForeground(highlightColor);
        }
        if(widget!=null){
            widget.onActiveChanged();
        }
        //notify the listeners over the widet the state change event
        for(ItemListener listener: listeners){
            ItemEvent e = new ItemEvent(this,0,widget, isActivated() ? ItemEvent.SELECTED : ItemEvent.DESELECTED);
            listener.itemStateChanged(e);
        }
    }
}