Utils.java 文件源码

/**
 * Switches the wait cursor on the NetBeans glasspane of/on
 * 
 * @param on
 */
public static void setWaitCursor(final boolean on) {
    Runnable r = new Runnable() {
        @Override
        public void run() {
            JFrame mainWindow = (JFrame) WindowManager.getDefault().getMainWindow();
            mainWindow
                .getGlassPane()
                .setCursor(Cursor.getPredefinedCursor(
                    on ?
                    Cursor.WAIT_CURSOR :
                    Cursor.DEFAULT_CURSOR));
            mainWindow.getGlassPane().setVisible(on);
        }
    };
    if(EventQueue.isDispatchThread()) {
        r.run();
    } else {
        EventQueue.invokeLater(r);
    }
}