ExtendedScrollable class
Provide a way for contents get hit test when it's scrolling
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatefulWidget
- Scrollable
- ExtendedScrollable
Constructors
- ExtendedScrollable({Key? key, AxisDirection axisDirection = AxisDirection.down, ScrollController? controller, ScrollPhysics? physics, required ViewportBuilder viewportBuilder, ScrollIncrementCalculator? incrementCalculator, bool excludeFromSemantics = false, int? semanticChildCount, DragStartBehavior dragStartBehavior = DragStartBehavior.start, String? restorationId, ScrollBehavior? scrollBehavior, bool shouldIgnorePointerWhenScrolling = true})
-
const
Properties
- axis → Axis
-
The axis along which the scroll view scrolls.
no setterinherited
- axisDirection → AxisDirection
-
The direction in which this widget scrolls.
finalinherited
- clipBehavior → Clip
-
The content will be clipped (or not) according to this option.
finalinherited
- controller → ScrollController?
-
An object that can be used to control the position to which this widget is
scrolled.
finalinherited
- dragStartBehavior → DragStartBehavior
-
Determines the way that drag start behavior is handled.
finalinherited
- excludeFromSemantics → bool
-
Whether the scroll actions introduced by this Scrollable are exposed
in the semantics tree.
finalinherited
- hashCode → int
-
The hash code for this object.
no setterinherited
- hitTestBehavior → HitTestBehavior
-
Defines the behavior of gesture detector used in this Scrollable.
finalinherited
- incrementCalculator → ScrollIncrementCalculator?
-
An optional function that will be called to calculate the distance to
scroll when the scrollable is asked to scroll via the keyboard using a
ScrollAction.
finalinherited
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- physics → ScrollPhysics?
-
How the widgets should respond to user input.
finalinherited
- restorationId → String?
-
Restoration ID to save and restore the scroll offset of the scrollable.
finalinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- scrollBehavior → ScrollBehavior?
-
A ScrollBehavior that will be applied to this widget individually.
finalinherited
- semanticChildCount → int?
-
The number of children that will contribute semantic information.
finalinherited
- shouldIgnorePointerWhenScrolling → bool
-
final
- viewportBuilder → ViewportBuilder
-
Builds the viewport through which the scrollable content is displayed.
finalinherited
Methods
-
createElement(
) → StatefulElement -
Creates a StatefulElement to manage this widget's location in the tree.
inherited
-
createState(
) → ExtendedScrollableState -
Creates the mutable state for this widget at a given location in the tree.
override
-
debugDescribeChildren(
) → List< DiagnosticsNode> -
Returns a list of DiagnosticsNode objects describing this node's
children.
inherited
-
debugFillProperties(
DiagnosticPropertiesBuilder properties) → void -
Add additional properties associated with the node.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toDiagnosticsNode(
{String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode -
Returns a debug representation of the object that is used by debugging
tools and by DiagnosticsNode.toStringDeep.
inherited
-
toString(
{DiagnosticLevel minLevel = DiagnosticLevel.info}) → String -
A string representation of this object.
inherited
-
toStringDeep(
{String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug, int wrapWidth = 65}) → String -
Returns a string representation of this node and its descendants.
inherited
-
toStringShallow(
{String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String -
Returns a one-line detailed description of the object.
inherited
-
toStringShort(
) → String -
A short, textual description of this widget.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited