ExpandableListController class Null safety

Controller for listen sticky header offset and current sticky header index.

Inheritance

Constructors

ExpandableListController()

Properties

containerOffsets List<double?>
store ExpandableSectionContainer information. SliverList index, layoutOffset. don't modify it.
read / write
hashCode int
The hash code for this object.
read-onlyinherited
hasListeners bool
Whether any listeners are currently registered.
read-onlyinherited
percent double
read-only
runtimeType Type
A representation of the runtime type of the object.
read-onlyinherited
stickySectionIndex int
get pinned header index
read / write
switchingSectionIndex int
read-only

Methods

addListener(VoidCallback listener) → void
Register a closure to be called when the object changes.
inherited
dispose() → void
Discards any resources used by the object. After this is called, the object is not in a usable state and should be discarded (calls to addListener will throw after the object is disposed).
inherited
forceNotifyListeners() → void
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
inherited
notifyListeners() → void
Call all the registered listeners.
inherited
removeListener(VoidCallback listener) → void
Remove a previously registered closure from the list of closures that are notified when the object changes.
inherited
toString() String
A string representation of this object.
override
updatePercent(int sectionIndex, double percent) → dynamic

Operators

operator ==(Object other) bool
The equality operator.
inherited