MultiColumnPickerUtil class

BrnMultiColumnPicker相关工具类

Constructors

MultiColumnPickerUtil()

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

getCurrentColumnIndex(PickerEntity? currentItem) → int

确定当前 Item 在第几层级

getTotalColumnCount(PickerEntity? 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。

isSelectedCountExceed(PickerEntity? 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