MultiColumnLinkagePicker class
多列选择 联动
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatefulWidget
- PickerStatefulWidget<
List< int> > - MultiColumnLinkagePicker
- Available extensions
Constructors
-
MultiColumnLinkagePicker({Key? key, required List<
PickerLinkageEntry> entry, bool horizontalScroll = false, bool addExpanded = true, PickerPositionChanged? onChanged, double height = kPickerDefaultHeight, double width = double.infinity, PickerOptions<List< ? options = const PickerOptions<List<int>>(), PickerWheelOptions? wheelOptions})int> >
Properties
- addExpanded → bool
-
horizontalScroll==false
final
-
entry
→ List<
PickerLinkageEntry> -
要渲染的数据
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- height → double
-
height
final
- horizontalScroll → bool
-
是否可以横向滚动
horizontalScroll==true 使用SingleChildScrollView创建,wheelOptions中的
itemWidth
控制宽度,如果不设置则为kPickerDefaultWidth horizontalScroll==false 使用Row 创建每个滚动,居中显示final - key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- onChanged → PickerPositionChanged?
-
onChanged
final
-
options
→ PickerOptions<
List< ?int> > -
头部和背景色配置
finalinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- wheelOptions → PickerWheelOptions
-
Wheel配置信息
finalinherited
- width → double
-
width
final
Methods
-
createElement(
) → StatefulElement -
Creates a StatefulElement to manage this widget's location in the tree.
inherited
-
createState(
) → State< MultiColumnLinkagePicker> -
Creates the mutable state for this widget at a given location in the tree.
override
-
debugDescribeChildren(
) → List< DiagnosticsNode> -
Returns a list of DiagnosticsNode objects describing this node's
children.
inherited
-
debugFillProperties(
DiagnosticPropertiesBuilder properties) → void -
Add additional properties associated with the node.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toDiagnosticsNode(
{String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode -
Returns a debug representation of the object that is used by debugging
tools and by DiagnosticsNode.toStringDeep.
inherited
-
toString(
{DiagnosticLevel minLevel = DiagnosticLevel.info}) → String -
A string representation of this object.
inherited
-
toStringDeep(
{String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String -
Returns a string representation of this node and its descendants.
inherited
-
toStringShallow(
{String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String -
Returns a one-line detailed description of the object.
inherited
-
toStringShort(
) → String -
A short, textual description of this widget.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited