set_baseline_position
Description:
Sets the baseline position of a center box.
This affects only horizontal boxes with at least one baseline aligned child. If there is more vertical space available than requested, and the
baseline is not allocated by the parent then position
is used to allocate the baseline wrt. the extra space available.
Parameters:
this |
a `GtkCenterBox` |
position |
a `GtkBaselinePosition` |