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JFrame中的多个JPanel

[英]Multiple JPanels in JFrame

原文 2014-02-25 00:24:09 0 1 java/ mysql/ swing/ jpanel/ layout-manager

I am writing a simple MySQL GUI driver. 我正在编写一个简单的MySQL GUI驱动程序。 I create 2 JPanels one for log in and another for listing of databases in MySQL. 我创建了2个JPanels一个用于登录，另一个用于在MySQL中列出数据库。

I need to show the log in screen first and once the user authenticates will replace the log in JPanel with DatabaseSelector JPanel . 我需要首先显示登录屏幕，一旦用户通过身份验证，将用DatabaseSelector JPanel替换JPanel的日志。

How can I do it? 我该怎么做？ A friend told me to use CardLayout but I am not sure that I can use it. 一个朋友告诉我使用CardLayout但是我不确定是否可以使用它。 Since the DatabaseSelector will be empty. 由于DatabaseSelector将为空。

1 个解决方案

Your friend is right, but ... 您的朋友是对的，但是...

You can find all your answers about Layouts in Oracle Java tutorials. 您可以在Oracle Java教程中找到有关布局的所有答案。

I suggest you that you look there for answers. 我建议您在那寻找答案。 Here is the link . 这是链接。

This is much better than: A friend told me to use ... Because you will learn this, not wait for directions. 这比以下要好得多：一位朋友告诉我使用...因为您会学到这一点，而不是等待指导。