NotepadNext is always on top

[frostybee]

Operating System and Version

Ubuntu 24.04 LTS

Distribution

Flathub

Description

When maximized, NotepadNext remains on top of other applications, rendering switching between application-level windows using Alt+ Tab not possible.

Steps to Reproduce

1. Open NotepadNext and maximize its main window.
2. Open other application such as Chrome Web browser, terminal window, and/or files explorer such as Thunar.
3. Press Alt+Tab

Additional Details

The .gif shows the current behavior when NotepadNext's main window is maximized.

[r00tl34k]

The same thing happens to me with the last AppImage.

[ellisgl]

This happens in Kubuntu (KDE) and on MX Linux (XFCE)

[ellisgl]

Happens in 0.9