SelectionUtil class

筛选组件工具类

Constructors

SelectionUtil()

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

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

Static Methods

checkMaxSelectionCount(SelectionEntity entity) → bool

entity 传入当前点击的 Item !!! 在设置 isSelected = true之前进行 check。 返回 true 符合条件，false 不符合条件

currentSelectListForEntity(SelectionEntity entity) → List<SelectionEntity>

返回状态为选中的子节点

getCurrentListIndex(SelectionEntity? currentItem) → int

确定当前 Item 在第几层级

getFilledCustomInputItem(List<SelectionEntity> list) → SelectionEntity?

判断列表中是否有range类型

getTotalLevel(SelectionEntity entity) → int

筛选项最多不超过三层,故直接写代码判断,本质为深度优先搜索。

hasRangeItem(List<SelectionEntity> list) → bool

判断列表中是否有range类型

processBrotherItemSelectStatus(SelectionEntity selectionEntity) → void

处理兄弟结点为未选中状态，将自己置为选中状态

resetSelectionDatas(SelectionEntity entity) → void

设置数据为未选中状态