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Spencer Chang
hel-developer-guide
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前端组件/hlsCombobox.md
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# hlsCombobox标签
ComboBox下拉列表组件,通常数据源以code - meaning形式出现,用户操作的是meaning,实际保存的是code。
```
xml
<h:hlsCombobox
name=
"hlsCombobox"
id=
"hlsCombobox"
bind=
"enabled: isEnabled,source: sdDataSource, value:data.code"
colspan=
"3"
dataTextField=
"meaning"
dataValueField=
"code"
placeholder=
"hlsCombobox"
prompt=
"hlsCombobox"
promptColspan=
"1"
valuePrimitive=
"true"
style=
"width:100%"
/>
```
### **主要属性**
属性名 | 类型
-------- | ---
id | String
promptColspan | String
promptClassName | String
promptImage | String
prompt | String
colspan | String
hlsClassName | String
animation | Boolean
autoBind | Boolean
autoWidth | Boolean
cascadeFrom| String
cascadeFromField | String
clearButton| Boolean
dataSource | DataSource
dataTextField | String
dataValueField| String
delay | Number
enable | Boolean
enforceMinLength| Boolean
filter | String
fixedGroupTemplate| String
\|
Function
footerTemplate| String
\|
Function
groupTemplate| String
\|
Function
height| Number
highlightFirst| Boolean
ignoreCase| Boolean
index| Number
minLength| Number
noDataTemplate| String
\|
Function
placeholder | String
suggest| Boolean
headerTemplate| String
\|
Function
template| String
\|
Function
text| String
value| String
valuePrimitive| Boolean
virtual| Boolean
change| Function
close| Function
dataBound | Function
filtering| Function
open| Function
select| Function
cascade| Function
> 属性用法请参考KendoUI文档 [http://docs.telerik.com/kendo-ui/api/javascript/ui/combobox](http://docs.telerik.com/kendo-ui/api/javascript/ui/combobox)
### **用法示例*
```
javascript
//对于系统定义好的数据源
<
script
src
=
"${base.contextPath}/common/code?sdDataSource=FND.CODING_RULE_TYPE"
type
=
"text/javascript"
><
/script>
//自定义静态数据源sdDataSource
var
sdDataSource
=
new
kendo
.
data
.
DataSource
({
data
:[
"one"
,
"two"
]
});
//自定义动态查询到的数据源sdDataSource
$
.
ajax
({
type
:
'GET'
,
url
:
url
,
async
:
false
,
contentType
:
"application/json; charset=utf-8"
,
success
:
function
(
datas
)
{
viewModel
.
set
(
"sdDataSource,"
,
datas
.
rows
);
}
});
//需要注意,bind中写dataSource,需要在viewModel中定义
var
viewModel
=
kendo
.
observable
({
enabled
:
true
,
isEnabled
:
false
,
data
:
{},
sdDataSource
:
sdDataSource
,
});
//下拉列表渲染函数
var
itemTemplate
=
function
(){
//...
}
//选中某一个列表选项后触发
function
onComboboxChange
(
e
){
var
value
=
this
.
value
();
// Use the value of the widget.
}
//以上两种函数定义方法皆可
```
```
xml
<h:hlsCombobox
name=
"hlsCombobox"
id=
"hlsCombobox"
bind=
"enabled: isEnabled,source: sdDataSource, value:data.code"
colspan=
"3"
dataTextField=
"meaning"
dataValueField=
"code"
placeholder=
"hlsCombobox"
prompt=
"hlsCombobox"
promptColspan=
"1"
valuePrimitive=
"true"
style=
"width:100
change="
onComboboxChange"
template=
"fn:itemTemplate"
/>
```
#### 特别注意 valuePrimitive="true" 如果该值为false,选中的值将不会匹配给dataTextField和dataValueField
dataValueField
> **提示:** 某些属性类型为**String \| Function** 时,表明它可以定义为字符串或者函数。因此当需要定义为Function时需要增加前缀**fn:**来区分(例如函数template="fn:itemTemplate" )
# hlsCombobox标签(下拉框)
ComboBox下拉列表组件,通常数据源以code - meaning形式出现,用户操作的是meaning,实际保存的是code。
```
xml
<h:hlsCombobox
name=
"hlsCombobox"
id=
"hlsCombobox"
bind=
"enabled: isEnabled,source: sdDataSource, value:data.code"
colspan=
"3"
dataTextField=
"meaning"
dataValueField=
"code"
placeholder=
"hlsCombobox"
prompt=
"hlsCombobox"
promptColspan=
"1"
valuePrimitive=
"true"
style=
"width:100%"
/>
```
### **主要属性**
属性名 | 类型 | 说明 |
--- | --- | --- |
id | String | id |
promptColspan | String | 提示语句需要占几列 |
promptClassName | String | 提示语句类名,默认不填 |
promptImage | String | 提示前面的文字图形,默认不填 |
prompt | String | 提示信息 |
colspan | String | 所占列数 |
hlsClassName | String | 类名,默认不填 |
dataSource | DataSource | 数据源 |
dataTextField | String | 返回的显示描述字段 |
dataValueField| String | 绑定的英文字段 |
enable | Boolean | 是否可编辑,true为可编辑,false不可编辑 |
placeholder | String | 占位符 |
template| Function| 渲染函数 |
change| Function | 数据变化时触发的函数 |
> 属性用法请参考KendoUI文档 [http://docs.telerik.com/kendo-ui/api/javascript/ui/combobox](http://docs.telerik.com/kendo-ui/api/javascript/ui/combobox)
### **用法示例*
```
javascript
//对于系统定义好的数据源
<
script
src
=
"${base.contextPath}/common/code?sdDataSource=FND.CODING_RULE_TYPE"
type
=
"text/javascript"
><
/script
>
//自定义静态数据源sdDataSource
var
sdDataSource
=
new
kendo
.
data
.
DataSource
({
data
:[
"one"
,
"two"
]
});
//自定义动态查询到的数据源sdDataSource
$
.
ajax
({
type
:
'GET'
,
url
:
url
,
async
:
false
,
contentType
:
"application/json; charset=utf-8"
,
success
:
function
(
datas
)
{
viewModel
.
set
(
"sdDataSource,"
,
datas
.
rows
);
}
});
//需要注意,bind中写dataSource,需要在viewModel中定义
var
viewModel
=
kendo
.
observable
({
enabled
:
true
,
isEnabled
:
false
,
data
:
{},
sdDataSource
:
sdDataSource
,
});
//下拉列表渲染函数
var
itemTemplate
=
function
(){
//...
}
//选中某一个列表选项后触发
function
onComboboxChange
(
e
){
var
value
=
this
.
value
();
// Use the value of the widget.
}
//以上两种函数定义方法皆可
```
```
xml
<h:hlsCombobox
name=
"hlsCombobox"
id=
"hlsCombobox"
bind=
"enabled: isEnabled,source: sdDataSource, value:data.code"
colspan=
"3"
dataTextField=
"meaning"
dataValueField=
"code"
placeholder=
"hlsCombobox"
prompt=
"hlsCombobox"
promptColspan=
"1"
valuePrimitive=
"true"
style=
"width:100
change="
onComboboxChange"
template=
"fn:itemTemplate"
/>
```
#### 特别注意 valuePrimitive="true" 如果该值为false,选中的值将不会匹配给dataTextField和dataValueField
dataValueField
> **提示:** 某些属性类型为**String \| Function** 时,表明它可以定义为字符串或者函数。因此当需要定义为Function时需要增加前缀**fn:**来区分(例如函数template="fn:itemTemplate" )
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