#[repr(C)]
pub struct GtkOverlayClass {
    pub parent_class: GtkBinClass,
    pub get_child_position: Option<unsafe extern "C" fn(_: *mut GtkOverlay, _: *mut GtkWidget, _: *mut GtkAllocation) -> gboolean>,
    pub _gtk_reserved1: Option<unsafe extern "C" fn()>,
    pub _gtk_reserved2: Option<unsafe extern "C" fn()>,
    pub _gtk_reserved3: Option<unsafe extern "C" fn()>,
    pub _gtk_reserved4: Option<unsafe extern "C" fn()>,
    pub _gtk_reserved5: Option<unsafe extern "C" fn()>,
    pub _gtk_reserved6: Option<unsafe extern "C" fn()>,
    pub _gtk_reserved7: Option<unsafe extern "C" fn()>,
    pub _gtk_reserved8: Option<unsafe extern "C" fn()>,
}
Fields
                           
                           parent_class: GtkBinClass
                           
                           
                           get_child_position: Option<unsafe extern "C" fn(_: *mut GtkOverlay, _: *mut GtkWidget, _: *mut GtkAllocation) -> gboolean>
                           
                           
                           _gtk_reserved1: Option<unsafe extern "C" fn()>
                           
                           
                           _gtk_reserved2: Option<unsafe extern "C" fn()>
                           
                           
                           _gtk_reserved3: Option<unsafe extern "C" fn()>
                           
                           
                           _gtk_reserved4: Option<unsafe extern "C" fn()>
                           
                           
                           _gtk_reserved5: Option<unsafe extern "C" fn()>
                           
                           
                           _gtk_reserved6: Option<unsafe extern "C" fn()>
                           
                           
                           _gtk_reserved7: Option<unsafe extern "C" fn()>
                           
                           
                           _gtk_reserved8: Option<unsafe extern "C" fn()>