pub trait LayoutManagerImplExt: ObjectSubclass {
    fn parent_allocate(
        &self,
        layout_manager: &Self::Type,
        widget: &Widget,
        width: i32,
        height: i32,
        baseline: i32
    ); fn parent_create_layout_child(
        &self,
        layout_manager: &Self::Type,
        widget: &Widget,
        for_child: &Widget
    ) -> LayoutChild; fn parent_request_mode(
        &self,
        layout_manager: &Self::Type,
        widget: &Widget
    ) -> SizeRequestMode; fn parent_measure(
        &self,
        layout_manager: &Self::Type,
        widget: &Widget,
        orientation: Orientation,
        for_size: i32
    ) -> (i32, i32, i32, i32); fn parent_root(&self, layout_manager: &Self::Type); fn parent_unroot(&self, layout_manager: &Self::Type); }

Required methods

Implementors