Horizontal alignment of the child within the allocation of the GtkAspectFrame. This ranges from 0.0 (left aligned) to 1.0 (right aligned)
Vertical alignment of the child within the allocation of the GtkAspectFrame. This ranges from 0.0 (top aligned) to 1.0 (bottom aligned)
The desired aspect ratio.
If TRUE, ratio is ignored, and the aspect ratio is taken from the requistion of the child.
Set parameters for an existing GtkAspectFrame.