Alexandr Miloslavskiy
Alexandr Miloslavskiy
Not yet. Unfortunately it can take weeks, or months even. Sorry. I'm not exactly any kind of maintainer here, just spending a bit of time on something sometimes.
I was instructed to not spend time on this. sorry.
When debugging the snippet, I observed the height of 325px (it can be seen on screenshots above that it's too tall). I found that the value is composed the following...

The screenshot above shows a difference between * `SWT.CHECK` menu with `.setImage()` * regular `SWT.CHECK` menu It seems that on Win11, theme decided to no longer paint blue square around...
Looking at the default check mark (in regular `SWT.CHECK` menu without `.setImage()`) I would say that check image shall only appear when item is checked.
Studied the code more. It turns out that check and image are independent things. SWT even tries to manipulate `MNS_CHECKORBMP` style in attempt to save space when menu only has...
For comparison, same native snippet on Win11. It can be seen that checked image item looks the same as non-checked image item. Just like in SWT. 
Conclusions: Windows theming issue, not an SWT bug.