SliverPersistentHeaderDelegate class

Delegate for configuring a SliverPersistentHeader.

Constructors

SliverPersistentHeaderDelegate()
Abstract const constructor. This constructor enables subclasses to provide const constructors so that they can be used in const expressions.
const

Properties

maxExtent → double
The size of the header when it is not shrinking at the top of the viewport. [...]
read-only
minExtent → double
The smallest size to allow the header to reach, when it shrinks at the start of the viewport. [...]
read-only
snapConfiguration FloatingHeaderSnapConfiguration
Specifies how floating headers should animate in and out of view. [...]
read-only
hashCode → int
The hash code for this object. [...]
read-only, inherited
runtimeType → Type
A representation of the runtime type of the object.
read-only, inherited

Methods

build(BuildContext context, double shrinkOffset, bool overlapsContent) Widget
The widget to place inside the SliverPersistentHeader. [...]
shouldRebuild(SliverPersistentHeaderDelegate oldDelegate) → bool
Whether this delegate is meaningfully different from the old delegate. [...]
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

Operators

operator ==(dynamic other) → bool
The equality operator. [...]
inherited