gtk-theme-switch2
GTK+ theme switching utility
RUN apt-get update && \
apt-get install -y gtk-theme-switch
RUN apt-get update && \
apt-get install -y gtk-theme-switch
RUN pacman -S --noconfirm gtk-theme-switch2
RUN apt-get update && \
apt-get install -y gtk-theme-switch
RUN apt-get update && \
apt-get install -y gtk-theme-switch