gtk4/button: define arrow for menubutton and columnview (!70) · Merge requests · Plasma / Breeze for GTK

Fushan Wen requested to merge work/fuf/arrow into master Mar 07, 2023

menubutton is used in gnome-calculator, and columnview is used in nautilus.

Test:

GTK_THEME=Breeze nautilus
GTK_THEME=Breeze gnome-calculator

gtk4/button: define arrow for menubutton and columnview