void gtk_tool_palette_set_group_position ( GtkToolPalette* palette, GtkToolItemGroup* group, gint position )
Sets the position of the group as an index of the tool palette. If position is 0 the group will become the first child, if position is -1 it will become the last child.
Available since: 2.20
GtkToolItemGroupwhich is a child of palette.
The data is owned by the caller of the method.
A new index for group.