cell_get_position

Description:

public bool cell_get_position (CellRenderer cell_renderer, out int x_offset, out int width)

Obtains the horizontal position and size of a cell in a column.

If the cell is not found in the column, start_pos and width are not changed and false is returned.

this	a `GtkTreeViewColumn`
cell_renderer	a `GtkCellRenderer`
x_offset	return location for the horizontal position of `cell` within this
width	return location for the width of `cell`

true if cell belongs to this