Drag and drop it to a location outside the JFrame component in the visual editor.

然后把它拖放到可视化编辑器中J Frame组件之外的位置。

youdao

Drag and drop it to a location outside the JFrame component in the visual editor.

然后把它拖放到可视化编辑器中J Frame组件之外的位置。

youdao