Requires installationwindowbuilderPlug-ins, reference
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Also.youtubeMentioning a local installation method, go to the official website and download Windowbuilder separately.
After the above is done and the project is created, an error is reported.
On another computer, it went fine, following this guide, except that the project was created without the module info
Java Swing of WindowBuilder plug-in use (with the realization of the login and jump) _Han1enG's blog - CSDN Blog_swing using windowbuilder to achieve the registration function