一个简单的猜谜游戏的代码(高级用户界面制作)[2]

            //判断是否回答不正确
            if(selectIndex != rightAnswer[index]){
                Alert a = new Alert("猜谜语","回答错误，请仔细思考！",null,AlertType.INFO);
                a.setTimeout(3000);
                display.setCurrent(a);
                //返回
                return;
            }

            //如果不是最后一个题目，则显示下一题
            if(index < question.length - 1){
                index++;
                //修改界面显示的内容
                cgQuestion.setLabel(question[index]);
                //修改选项的内容
                for(int i = 0;i < 4;i++){
                    cgQuestion.set(i,answer[index][i],null);
                }
            }else{//显示成功界面
                Alert a = new Alert("猜谜语","游戏成功！",null,AlertType.INFO);
                a.setTimeout(Alert.FOREVER);
                display.setCurrent(a);
            }
        }
    }