GtkCellRendererAccel Renders a keyboard accelerator in a cell #GtkCellRendererAccel displays a keyboard accelerator (i.e. a key combination like <Control>-a). If the cell renderer is editable, the accelerator can be changed by simply typing the new combination. The #GtkCellRendererAccel cell renderer was added in GTK+ 2.10. @cellrendereraccel: the object which received the signal. @arg1: @cellrendereraccel: the object which received the signal. @arg1: @arg2: @arg3: @arg4: @Returns: