xfce4-panel-cairo/xfce4-panel-cairo.install

   1 post_install() {
   2   gtk-update-icon-cache -q -t -f usr/share/icons/hicolor
   3 }
   4
   5 post_upgrade() {
   6   post_install $1
   7 }
   8
   9 post_remove() {
  10   gtk-update-icon-cache -q -t -f usr/share/icons/hicolor
  11 }