Type Alias gtk4_sys::GtkCellAllocCallback
source · pub type GtkCellAllocCallback = Option<unsafe extern "C" fn(_: *mut GtkCellRenderer, _: *const GdkRectangle, _: *const GdkRectangle, _: gpointer) -> gboolean>;
Aliased Type§
enum GtkCellAllocCallback {
None,
Some(unsafe extern "C" fn(_: *mut GtkCellRenderer, _: *const GdkRectangle, _: *const GdkRectangle, _: *mut c_void) -> i32),
}
Variants§
None
No value.
Some(unsafe extern "C" fn(_: *mut GtkCellRenderer, _: *const GdkRectangle, _: *const GdkRectangle, _: *mut c_void) -> i32)
Some value of type T
.