API
Component

Picker ($UI/system/components/justep/picker/picker)

使用范围：UI2

Contents

component Picker ($UI/system/components/justep/picker/picker) extends List

picker

Constructor Top

  Picker ()
  Picker ( options)

Attributes Top

string bind-itemText

显示项绑定表达式
string class

组件class
string xid

组件标示

Methods Top

Object get (String name)
integer getSelectedIndex ()
object getSelectedItem ()
void set (json arg)
void setSelectedIndex (integer index)
void setSelectedItem (object item)

Events Top

void onChange (ValueChangeEvent event)

Constructor details Top

public Picker ()

picker

public Picker ( options)

构造函数

Inherited from ViewComponent

	
		参数options格式类似{parent:xx, config:{}}，parent是组件的父节点，允许为空或不指定，config是组件的参数选项

Parameters

options

参数选项

Attributes Detail Top

public string bind-itemText

显示项绑定表达式

public string class

组件class

	
		基础样式: x-picker(必须)

public string xid

组件标示

Methods Detail Top

public Object get (String name)

获取属性值

Parameters

String name

属性名称，取值范围："filter"

Return Value

Object

public integer getSelectedIndex ()

获取选中项index

Return Value

integer

选中项index

public object getSelectedItem ()

获取选中项

Return Value

object

选中项

public void set (json arg)

设置属性值

Parameters

json arg

属性值对
结构如下：

{ "filter: {string} 过滤条件表达式，表达式中可以使用$model,$object,$parent,$row(执行过滤的数据行对象)变量 }

Return Value

void

public void setSelectedIndex (integer index)

通过index设置选中项

Parameters

integer index

索引

Return Value

void

public void setSelectedItem (object item)

设置选中项

Parameters

object item

项

Return Value

void

Events Detail Top

public void onChange (ValueChangeEvent event)

[回调型事件]picker值变化事件

Parameters

ValueChangeEvent event


结构如下：

{ "source" : 组件的js对象, "index" : 选中项index, "item" : 选中项 }</p> </td> </tbody> </table> <!-- RETURN VALUE --> <h4>Return Value</h4> <table> <tbody> <tr> <td class="type"> <span> void </span> </td> <td class="last"> </td> </tbody> </table> <!-- EXCEPTIONS --> <!-- TRIGGERED BY --> <!-- LISTENED BY --> </div> </div> </div> <footer> Documentation generated by <a href="http://www.justep.com">北京起步科技有限公司</a> on Fri Apr 26 2019 17:36:22 GMT+0800 (CST) </footer> </body> </html>