how to add new class to existing project in netbeans?

Question

I'm new to Netbeans environment. I want to check the existing project code with different formulas. Each class have Jframes. if i right click the jframe and click refactor finally copy the file in another name. i get below message.

Please help me out this problem.

Answer 1

if i understand correctly ,

go to your project then right click on jframe class >> refactor >> copy

then give a new name.then new class will be created and you can edit it from visual editor also.

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