ExpansionBehavior enum

The ExpansionBehavior provides control over the behavior of the node when it is expanded.

Inheritance
Available extensions

Values

none → const ExpansionBehavior

No additional action will be taken on node expansion.

scrollToLastChild → const ExpansionBehavior

The list will be scrolled to the last child of the node if it is not already visible on screen. This ensures that the last child is always visible.

snapToTop → const ExpansionBehavior

The expanded node will be snapped to the top of the list.This ensures that the expanded node is always visible with maximum number of children.

collapseOthers → const ExpansionBehavior

Collapse all other nodes, only the current node will remain expanded. This ensures that only one node is expanded at one time.

collapseOthersAndSnapToTop → const ExpansionBehavior

Collapse all other nodes, only the current node will remain expanded, also snap the node to the top of the list. This ensures that only one node is expanded at one time.

Properties

hashCode → int
The hash code for this object.
no setterinherited
index → int
A numeric identifier for the enumerated value.
no setterinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
toString() → String
A string representation of this object.
inherited

Operators

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

Constants

values → const List<ExpansionBehavior>
A constant List of the values in this enum, in order of their declaration.