Hello @Prakash, have a look at the attached screenshot. the attached zip has the code.
The borderless form has a custom caption and you can drag the window by dragging on the caption.
- Minimize, Maximize, Restore, Close buttons are available.
- Doubleclick on the caption maximizes/restores the window.
- A system menu is simulated.
- custom drawn borderlines are used to resize the window.
- application uses BGRA-controls!!
- application is tested on WIN11 only