如何动态更改JFrame中的JPanel？ [英] How do I change JPanel inside a JFrame on the fly?

问题描述

简单来说，有一个简单的java swing应用程序，它包含JFrame及其中的一些组件。其中一个组件是一个JPanel，意图在用户操作上被另一个JPanel替换。

To put it simple, there's a simple java swing app that consists of JFrame with some components in it. One of the components is a JPanel that is meant to be replaced by another JPanel on user action.

那么，做这样的事情的正确方法是什么？我试过了

So, what's the correct way of doing such a thing? I've tried

panel = new CustomJPanelWithComponentsOnIt();
parentFrameJPanelBelongsTo.pack();

但这不起作用。你会建议什么？

but this won't work. What would you suggest?

推荐答案

你的用例，对于 CardLayout 。

在卡片布局中，您可以添加多个面板在同一个地方，但随后显示或隐藏，一次一个面板。

In card layout you can add multiple panels in the same place, but then show or hide, one panel at a time.

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