Method getInstance

src/main/java/file/engine/frames/TaskBar.java:105–114

()

    }

    private static TaskBar getInstance() {
        if (INSTANCE == null) {
            synchronized (TaskBar.class) {
                if (INSTANCE == null) {
                    INSTANCE = new TaskBar();
                }
            }
        }
        return INSTANCE;
    }

    /**
     * 响应托盘点击事件