Fetches the current allocation size for @context.
If the context was not allocated in width or height, or if the context was recently reset with gtk_cell_area_context_reset(), the returned value will be -1.
location to store the allocated width, or %NULL
location to store the allocated height, or %NULL
3.0
See Implementation
Fetches the current allocation size for @context.
If the context was not allocated in width or height, or if the context was recently reset with gtk_cell_area_context_reset(), the returned value will be -1.