GridScrollController class

Manages horizontal and vertical scroll controllers for the data grid, exposing reactive streams for scroll metric changes.

Constructors

GridScrollController({ScrollController? horizontal, ScrollController? vertical})

Creates a GridScrollController with optional pre-existing controllers.

Properties

hashCode → int

The hash code for this object.

no setter, inherited

horizontalController → ScrollController

The scroll controller driving horizontal movement.

final

horizontalMetrics$ → Stream<ScrollMetrics?>

Stream of horizontal scroll metric updates.

no setter

horizontalOffset → double

Current horizontal scroll offset, or 0 if no clients are attached.

no setter

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

verticalController → ScrollController

The scroll controller driving vertical movement.

final

verticalMetrics$ → Stream<ScrollMetrics?>

Stream of vertical scroll metric updates.

no setter

verticalOffset → double

Current vertical scroll offset, or 0 if no clients are attached.

no setter

Methods

dispose() → void

Disposes both scroll controllers and closes metric streams.

jumpToColumn(int columnIndex, {required List<double> columnWidths}) → void

Instantly scrolls horizontally to columnIndex without animation.

jumpToRow(int rowIndex, {required double rowHeight}) → void

Instantly scrolls vertically to rowIndex without animation.

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

scrollToColumn(int columnIndex, {required List<double> columnWidths, Duration duration = const Duration(milliseconds: 300), Curve curve = Curves.easeInOut}) → Future<void>

Animates the horizontal scroll to bring columnIndex into view.

scrollToRow(int rowIndex, {required double rowHeight, Duration duration = const Duration(milliseconds: 300), Curve curve = Curves.easeInOut}) → Future<void>

Animates the vertical scroll to bring rowIndex into view.

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited