enable print preview in some gtk applications

diff --git a/modules/xfce/etc/gtk-3.0/settings.ini b/modules/xfce/etc/gtk-3.0/settings.ini
new file mode 100644 (file)
index 0000000..8c395bc
--- /dev/null
+++ b/modules/xfce/etc/gtk-3.0/settings.ini
@@ -0,0 +1,2 @@
+[settings]
+gtk-print-preview-command = okular %f