FocusManager class
Owns the focus tree, tracks primaryFocus, and routes focus-priority key events.
Constructors
- FocusManager(InputManager inputManager)
- Creates the root scope and owns a focus-priority key subscription.
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- inputManager → InputManager
-
Input manager whose dispatcher delivers focus-priority key events.
final
- primaryFocus → FocusNode?
-
Node that currently holds primary focus, or
nullwhen none.no setter - rootScope → FocusScopeNode
-
Synthetic attached, non-requestable root for the focus tree.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
dispose(
) → void - Release input subscriptions owned by this focus manager.
-
focusNext(
) → bool - Move focus to the next focusable node in widget-tree order.
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toString(
) → String -
A string representation of this object.
inherited
-
traversalOrder(
) → List< FocusNode> - Returns the cached tree-order traversal list, rebuilding it if dirty.
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited
Static Methods
-
of(
BuildContext context) → FocusManager -
Returns the focus manager owned by
context's build owner.