SemanticsUpdateBuilder class
An object that creates SemanticsUpdate objects.
Once created, the SemanticsUpdate objects can be passed to Window.updateSemantics to update the semantics conveyed to the user.
Constructors
- SemanticsUpdateBuilder()
- Creates an empty SemanticsUpdateBuilder object.
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
-
build(
) → SemanticsUpdate - Creates a SemanticsUpdate object that encapsulates the updates recorded by this object. [...]
-
updateCustomAction(
{int id, String label, String hint, int overrideId: -1 }) → void -
Update the custom semantics action associated with the given
id. [...] -
updateNode(
{int id, int flags, int actions, int textSelectionBase, int textSelectionExtent, int platformViewId, int scrollChildren, int scrollIndex, double scrollPosition, double scrollExtentMax, double scrollExtentMin, double elevation, double thickness, Rect rect, String label, String hint, String value, String increasedValue, String decreasedValue, TextDirection textDirection, Float64List transform, Int32List childrenInTraversalOrder, Int32List childrenInHitTestOrder, Int32List additionalActions }) → void -
Update the information associated with the node with the given
id. [...] -
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a non-existent method or property is accessed. [...]
inherited
-
toString(
) → String -
Returns a string representation of this object.
inherited
Operators
-
operator ==(
dynamic other) → bool -
The equality operator. [...]
inherited