Qt6Gtk2 - GTK+2.0 integration plugins for Qt6

Official home page: https://github.com/trialuser02/qt6gtk2

Requirements:

• GNU Linux or FreeBSD
• qtbase >= 6.0.0 (with private headers)
• GTK+ 2.0
• libX11

Installation:

• Arch AUR https://aur.archlinux.org/packages/qt6gtk2/

• Source Code

  qmake PREFIX=<your installation path>
  make
  sudo make install

To change default installation root you should run the following command:

make install INSTALL_ROOT="custom root"

Add line export QT_QPA_PLATFORMTHEME=gtk2 to ~/.profile and re-login. Alternatively, create the file /etc/X11/Xsession.d/100-qt6gtk2 with the following line:

export QT_QPA_PLATFORMTHEME=gtk2

(qt5gtk2 for compatibility with Qt5Gtk2, qt6gtk2 is also a valid value)

Now restart X11 server to take the changes effect.

Files and directories:

libqt6gtk2.so - GTK+2.0 platform plugin libqt6gtk2-style.so - GTK+2.0 style plugin

Attention! Environment variable QT_STYLE_OVERRIDE should be removed before usage.