RenderObjectElement class
Element for render object widgets.
Constructors
Properties
-
children
→ List<
Element> -
The child elements for this node, in paint order.
no setterinherited
- context → BuildContext
-
finalinherited
- depth → int
-
Current depth from the tree root.
no setterinherited
- hadBuildThisFrame → bool
-
Whether the BuildOwner managing this element had dirty elements
during the current frame's build phase.
no setterinherited
- hashCode → int
-
The hash code for this object.
no setterinherited
- parent ↔ Element?
-
getter/setter pairinherited
- renderObject → RenderObject
-
The render object hosted by this element, or
null.no setteroverride - runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- widget ↔ Widget
-
getter/setter pairinherited
Methods
-
build(
) → List< Widget> -
Builds this element's child widget list.
inherited
-
captureMouse(
) → void -
Captures mouse events for this element subtree.
inherited
-
dispatch(
Msg msg) → Cmd? -
Dispatches a message through interception, children, then self handlers.
inherited
-
ensureBuilt(
) → void -
Ensures the element is built before it is rendered.
inherited
-
markNeedsBuild(
) → void -
Marks this element dirty so it participates in the next build scope.
inherited
-
markNeedsPaint(
) → void -
Schedules a repaint and invalidates ancestor render caches.
inherited
-
markNeedsPaintScrollOnly(
) → void -
Schedules a repaint for scroll-only changes.
inherited
-
mount(
Element? parent) → void -
Mounts this element under
parentand performs its initial build.inherited -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
rebuild(
) → void -
Rebuilds this element if it is currently dirty.
override
-
releaseMouse(
) → void -
Releases mouse capture for this element subtree.
inherited
-
render(
{BoxConstraints? constraints}) → String -
Renders this element subtree to a terminal string.
override
-
toString(
) → String -
A string representation of this object.
inherited
-
unmount(
) → void -
Unmounts this element and all descendants.
override
-
update(
Widget newWidget) → void -
Updates this element with a new widget configuration.
override
-
updateChildren(
List< Widget> newWidgets) → void -
Reconcile old children with new widgets using Flutter's algorithm.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited