pub struct NonRendering;Expand description
A no-op node that does not render anything
Sometimes we just need a node that can contain children, but doesn’t render itself or its children. This is just that kind of node.
Trait Implementations§
Source§impl Default for NonRendering
impl Default for NonRendering
Source§fn default() -> NonRendering
fn default() -> NonRendering
Returns the “default value” for a type. Read more
Source§impl ElementTrait for NonRendering
impl ElementTrait for NonRendering
Source§fn set_attributes(&mut self, _attributes: &Attributes, _session: &Session)
fn set_attributes(&mut self, _attributes: &Attributes, _session: &Session)
Sets per-element attributes. Read more
Source§fn draw(
&self,
_node: &Node<NodeData>,
_acquired_nodes: &mut AcquiredNodes<'_>,
_cascaded: &CascadedValues<'_>,
viewport: &Viewport,
_draw_ctx: &mut DrawingCtx,
_clipping: bool,
) -> Result<Box<BoundingBox>, Box<InternalRenderingError>>
fn draw( &self, _node: &Node<NodeData>, _acquired_nodes: &mut AcquiredNodes<'_>, _cascaded: &CascadedValues<'_>, viewport: &Viewport, _draw_ctx: &mut DrawingCtx, _clipping: bool, ) -> Result<Box<BoundingBox>, Box<InternalRenderingError>>
Draw an element. Read more
Source§fn layout(
&self,
_node: &Node<NodeData>,
_acquired_nodes: &mut AcquiredNodes<'_>,
_cascaded: &CascadedValues<'_>,
_viewport: &Viewport,
_draw_ctx: &mut DrawingCtx,
) -> Result<Option<Layer>, Box<InternalRenderingError>>
fn layout( &self, _node: &Node<NodeData>, _acquired_nodes: &mut AcquiredNodes<'_>, _cascaded: &CascadedValues<'_>, _viewport: &Viewport, _draw_ctx: &mut DrawingCtx, ) -> Result<Option<Layer>, Box<InternalRenderingError>>
Create a layout object for the current element. Read more
Auto Trait Implementations§
impl Freeze for NonRendering
impl RefUnwindSafe for NonRendering
impl Send for NonRendering
impl Sync for NonRendering
impl Unpin for NonRendering
impl UnwindSafe for NonRendering
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read more§impl<T> Pointable for T
impl<T> Pointable for T
§impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
§fn to_subset(&self) -> Option<SS>
fn to_subset(&self) -> Option<SS>
The inverse inclusion map: attempts to construct
self from the equivalent element of its
superset. Read more§fn is_in_subset(&self) -> bool
fn is_in_subset(&self) -> bool
Checks if
self is actually part of its subset T (and can be converted to it).§fn to_subset_unchecked(&self) -> SS
fn to_subset_unchecked(&self) -> SS
Use with care! Same as
self.to_subset but without any property checks. Always succeeds.§fn from_subset(element: &SS) -> SP
fn from_subset(element: &SS) -> SP
The inclusion map: converts
self to the equivalent element of its superset.