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csdn
15 年
JLabel随键盘上下左右移动
窗口中显示字符串“java程序设计”,按下键盘上的箭头键,可按照箭头方向移动(提示:得到键盘键代码的方法是e.getKeyCode(),上、下、左、右键的编码分别用常量VK_UP 、VK_DOWN 、VK_LEFT 、VK_RIGHT表示 刚学java 这个都不懂。。! 求答案 啊 ,万分感谢 尽管它可能没 ...
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