Retreives a cell renderers’s minimum and natural width if it were rendered to @widget with the specified @height.
the #GtkWidget this cell will be rendering to
the size which is available for allocation
location for storing the minimum size, or %NULL
location for storing the preferred size, or %NULL
3.0
See Implementation
Retreives a cell renderers’s minimum and natural width if it were rendered to @widget with the specified @height.