ParentData class Null safety

Base class for data associated with a RenderObject by its parent.

Some render objects wish to store data on their children, such as the children's input parameters to the parent's layout algorithm or the children's position relative to other children.

See also:

Implementers

Constructors

ParentData()

Properties

hashCode int
The hash code for this object. [...]
read-only, inherited
runtimeType Type
A representation of the runtime type of the object.
read-only, inherited

Methods

detach() → void
Called when the RenderObject is removed from the tree.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited
toString() String
A string representation of this object. [...]
override

Operators

operator ==(Object other) bool
The equality operator. [...]
inherited