TIMUIKitHistoryMessageListConfig

Introduction

The definition of the following parameters is the same with [ListView.builder]

Parameter introduction

key

• Parameter type : Key

• Supported Platform: All

• Parameter description : The Key of the widget.

scrollDirection

• Parameter type : String

• Supported Platform: All

• Parameter description : The axis along which the scroll view scrolls.

primary

• Parameter type : bool

• Supported Platform: All

• Parameter description : Whether this is the primary scroll view associated with the parent [PrimaryScrollController].

physics

• Parameter type : ScrollPhysics

• Supported Platform: All

• Parameter description : How the scroll view should respond to user input. For example, determines how the scroll view continues to animate after the user stops dragging the scroll view.

padding

• Parameter type : EdgeInsetsGeometry

• Supported Platform: All

• Parameter description : The amount of space by which to inset the children.

itemExtent

• Parameter type : double

• Supported Platform: All

• Parameter description : Specifying an [itemExtent] is more efficient than letting the children determine their own extent because the scrolling machinery can make use of the foreknowledge of the children's extent to save work, for example when the scroll position changes drastically.

prototypeItem

• Parameter type : Widget

• Supported Platform: All

• Parameter description : Specifying an [prototypeItem] is more efficient than letting the children determine their own extent because the scrolling machinery can make use of the foreknowledge of the children's extent to save work, for example when the scroll position changes drastically.

cacheExtent

• Parameter type : double

• Supported Platform: All

• Parameter description : The cache extent for message list.

semanticChildCount

• Parameter type : int

• Supported Platform: All

• Parameter description : Some subtypes of [ScrollView] can infer this value automatically. For example [ListView] will use the number of widgets in the child list, while the [ListView.separated] constructor will use half that amount.

dragStartBehavior

• Parameter type : DragStartBehavior

• Supported Platform: All

• Parameter description : The behavior of the drag starting.

keyboardDismissBehavior

• Parameter type : ScrollViewKeyboardDismissBehavior

• Supported Platform: All

• Parameter description : [ScrollViewKeyboardDismissBehavior] the defines how this [ScrollView] will dismiss the keyboard automatically.

restorationId

• Parameter type : String

• Supported Platform: All

• Parameter description : {@macro flutter.widgets.scrollable.restorationId}

clipBehavior

• Parameter type : Clip

• Supported Platform: All

• Parameter description : {@macro flutter.material.Material.clipBehavior} Defaults to [Clip.hardEdge].