最近在做swing程序中遇到使用消息提示框的,JOptionPane类其中封装了很多的方法。
很方便的,于是就简单的整理了一下。
1.1 showMessageDialog
显示一个带有OK按钮的模态对话框。
下面是几个使用showMessageDialog的例子:
- JOptionPane.showMessageDialog(null, "友情提示");
效果如下:
![bubuko.com,布布扣](file:///C:/Users/Administrator/AppData/Local/YNote/data/qzy_nuist@163.com/36636763950a4ec9aeea3dbfe25ca886/6b578b8e-d593-3081-b37c-eef324cc6e9f.png)
- JOptionPane.showMessageDialog(jPanel, "提示消息", "标题",JOptionPane.WARNING_MESSAGE);
效果如下:
![bubuko.com,布布扣](file:///C:/Users/Administrator/AppData/Local/YNote/data/qzy_nuist@163.com/f657b8b2851249849cff78c21842a3cc/7952d6cc-5f1f-3d3e-8658-575820671bb9.jpeg)
- JOptionPane.showMessageDialog(null, "提示消息.", "标题",JOptionPane.ERROR_MESSAGE);
![bubuko.com,布布扣](file:///C:/Users/Administrator/AppData/Local/YNote/data/qzy_nuist@163.com/d398ee5377a545499772cdf2e95d62ea/d56fb408-e206-33a6-b380-800ac8106d81.png)
- JOptionPane.showMessageDialog(null, "提示消息.", "标题",JOptionPane.PLAIN_MESSAGE);
![bubuko.com,布布扣](file:///C:/Users/Administrator/AppData/Local/YNote/data/qzy_nuist@163.com/d199b60bb91e4293a24addd9a5cfd728/d6361024-05c5-3281-9243-28b95b2c6490.png)
1.2 showOptionDialog
这个函数可以改变显示在按钮上的文字。你还可以执行更多的个性化操作。
常规的消息框:
- int n = JOptionPane.showConfirmDialog(null, "你高兴吗?", "标题",JOptionPane.YES_NO_OPTION);
效果如下:
![bubuko.com,布布扣](file:///C:/Users/Administrator/AppData/Local/YNote/data/qzy_nuist@163.com/39cda094da984befab00e15a92acda87/b3718d7b-c508-354a-a822-727760f29474.png)
个性话消息框:
- Object[] options ={ "好啊!", "去一边!" };
- int m = JOptionPane.showOptionDialog(null, "我可以约你吗?", "标题",JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE, null, options, options[0]);
效果如下:
![bubuko.com,布布扣](file:///C:/Users/Administrator/AppData/Local/YNote/data/qzy_nuist@163.com/0346f5c18c704d919bd4118613e27913/840c9c52-5dd7-305b-9a8a-bf86ca4bf754.png)
1.3showInoutDialog
该方法返回一个Object类型。这个Object类型一般是一个String类型,反应了用户的输入。
下拉列表形式的例子:
- Object[] obj2 ={ "足球", "篮球", "乒乓球" };
- String s = (String) JOptionPane.showInputDialog(null,"请选择你的爱好:\n", "爱好", JOptionPane.PLAIN_MESSAGE, new ImageIcon("icon.png"), obj2, "足球");
效果如下:
![bubuko.com,布布扣](file:///C:/Users/Administrator/AppData/Local/YNote/data/qzy_nuist@163.com/f9f3463312ee4604a91e7d43873c94b8/1e53d5a6-4bf4-3c8c-b8d7-0e98be9271b5.jpeg)
文本框形式的例子:
- JOptionPane.showInputDialog(null,"请输入你的爱好:\n","title",JOptionPane.PLAIN_MESSAGE,icon,null,"在这输入");
效果如下:
![bubuko.com,布布扣](file:///C:/Users/Administrator/AppData/Local/YNote/data/qzy_nuist@163.com/df0c1b9485654dbdb98c13efa491c8fb/8a3a14ad-c560-3bfc-9bf4-6daba3f17e95.jpeg)
对应的小图标可参照下图:
![bubuko.com,布布扣](file:///C:/Users/Administrator/AppData/Local/YNote/data/qzy_nuist@163.com/a343c806bb3646eb9d2e1fdcbc1a69cf/d18022b6-9fa4-3f40-a02d-0f7729709a41.jpeg)
详细的解释可参照oracle官网