如 如何使用分层窗格:在分层窗格中布置组件 ，尽管默认情况下分层窗格没有布局管理器，但是您仍然可以分配布局管理器到分层窗格."使用OverlayLayout(见此处)来重叠面板.

As suggested in How to Use Layered Panes: Laying Out Components in a Layered Pane, "Although a layered pane has no layout manager by default, you can still assign a layout manager to the layered pane." Use OverlayLayout, seen here, for overlapping panels.

或者，使用 JInternalFrame ，其中做允许您分别pack()内部框架，如此处和

Alternatively, use JInternalFrame, which does allow you to pack() the internal frames individually, as shown here and here.