Java setResizable(false) changes the window size (swing)

Question

I have a strange problem. I am using the null layout for a window (= JFrame and on windows) and if I use setResizable (false) the window size gets bigger (to right and botto

Answer 1

Depending on the L&F setting the resizable(false/true) might change the window border decorations. No maximize, no resize arrow. That itself can change the size.