A widget that controls descendant Scrollable widgets.
Classes that create Scrollables are not required to depend on this Widget. The following general purpose scrolling widgets do depend on ScrollConfiguration: Block, LazyBlock, ScrollableViewport, ScrollableList, ScrollableLazyList. The Scrollable base class uses ScrollConfiguration to create its ScrollBehavior.
- Inheritance
- Object
- Widget
- ProxyWidget
- InheritedWidget
- ScrollConfiguration
Static Methods
-
of(
BuildContext context) → ScrollConfigurationDelegate -
The delegate property of the closest instance of this class that encloses the given context.
-
wrap(
BuildContext context, Widget scrollWidget) → Widget -
A utility function that calls ScrollConfigurationDelegate.wrapScrollWidget.
Constructors
- ScrollConfiguration({Key key, ScrollConfigurationDelegate delegate, @required Widget child })
-
Creates a widget that controls descendant Scrollable widgets.
Properties
- delegate → ScrollConfigurationDelegate
-
Defines the ScrollBehavior and scrollable wrapper for descendants.
read-only - child → Widget
-
The widget below this widget in the tree.
read-only, inherited - hashCode → int
-
Get a hash code for this object.
read-only, inherited - key → Key
-
Controls how one widget replaces another widget in the tree.
read-only, inherited - runtimeType → Type
-
A representation of the runtime type of the object.
read-only, inherited
Operators
-
operator ==(
other) → bool -
The equality operator.
inherited
Methods
-
updateShouldNotify(
ScrollConfiguration old) → bool -
Whether the framework should notify widgets that inherit from this widget.
-
createElement(
) → InheritedElement -
Inflates this configuration to a concrete instance.
inherited -
debugFillDescription(
List<String> description) → void -
Add additional information to the given description for use by toString.
inherited -
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 -
toStringShort(
) → String -
A short, textual description of this widget.
inherited