MixViewObserverState class
- Inheritance
-
- Object
- State<
SliverViewObserver> - MixViewObserverState
Constructors
Properties
- context → BuildContext
-
The location in the tree where this widget builds.
no setterinherited
- hashCode → int
-
The hash code for this object.
no setterinherited
-
innerAutoTriggerObserveScrollNotifications
→ List<
Type> -
Mapping ObserverAutoTriggerObserveType to ScrollNotification.
no setterinherited
-
innerAutoTriggerObserveTypes
→ List<
ObserverAutoTriggerObserveType> -
Default values for the widget's autoTriggerObserveTypes property.
no setterinherited
-
lastResultMap
↔ Map<
BuildContext, ObserveModel> -
The last observation result
getter/setter pairinherited
- lastViewportObserveResultModel ↔ SliverViewportObserveModel?
-
The last viewport observation result.
getter/setter pair
- mounted → bool
-
Whether this State object is currently in a tree.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
-
targetSliverContexts
↔ List<
BuildContext> -
Target sliver
BuildContext
getter/setter pairinherited - widget → SliverViewObserver
-
The current configuration.
no setterinherited
Methods
-
activate(
) → void -
Called when this object is reinserted into the tree after having been
removed via deactivate.
inherited
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
inherited
-
deactivate(
) → void -
Called when this object is removed from the tree.
inherited
-
debugFillProperties(
DiagnosticPropertiesBuilder properties) → void -
Add additional properties associated with the node.
inherited
-
didChangeDependencies(
) → void -
Called when a dependency of this State object changes.
inherited
-
didUpdateWidget(
covariant SliverViewObserver oldWidget) → void -
Called whenever the widget configuration changes.
inherited
-
dispose(
) → void -
Called when this object is removed from the tree permanently.
inherited
-
fetchLeadingOffset(
) → double -
Fetch offset from
leadingOffset
ordynamicLeadingOffset
.inherited -
fetchTargetSliverContexts(
) → List< BuildContext> -
Fetch target sliver
BuildContext
sinherited -
handleContexts(
{bool isForceObserve = false, bool isFromObserveNotification = false, bool isDependObserveCallback = true}) → SliverObserverHandleContextsResultModel< ObserveModel> ? - Handle all buildContext
-
handleObserve(
BuildContext ctx) → ObserveModel? -
handleObserveViewport(
{bool isForceObserve = false, bool isDependObserveCallback = true}) → SliverViewportObserveModel? - To observe the viewport.
-
initState(
) → void -
Called when this object is inserted into the tree.
inherited
-
isTargetSliverContextType(
RenderObject? obj) → bool -
Determine whether it is the type of the target sliver.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
reassemble(
) → void -
Called whenever the application is reassembled during debugging, for
example during hot reload.
inherited
-
setState(
VoidCallback fn) → void -
Notify the framework that the internal state of this object has changed.
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
-
toStringShort(
) → String -
A brief description of this object, usually just the runtimeType and the
hashCode.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited