gtk-cell-area-render (area context widget cr background cell flags focus)

area -- a gtk-cell-area object
context -- a gtk-cell-area-context object for this row of data
widget -- a gtk-widget object that area is rendering to
cr -- a cairo-t context to render with
background -- a gdk-rectangle instance with the widget relative coordinates for the background of area
cell -- a gdk-rectangle instance with the widget relative coordinates for area
flags -- a gtk-cell-renderer-state value for area in this row
focus -- whether area should paint focus on focused cells for focused rows or not

Renders the cells of the cell area according to the layout of the cell area onto widget at the given coordinates.