This requests that this minimize child
if it knows how.
If not, it should suggest the gravity for child
if it knows how to determine that. For example, a
DockBin might know if the widget was part of the right panel and therefore may set
position
to gtk_pos_right.
this |
a DockItem |
child |
A DockItem that is a child of this |
position |
A location for a PositionType |
true if |