@BindingParam"
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'''Command binding that pass parameters''' | '''Command binding that pass parameters''' | ||
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<listbox model="@load(vm.items)" selectedItem="@bind(vm.selected)" hflex="true" height="300px"> | <listbox model="@load(vm.items)" selectedItem="@bind(vm.selected)" hflex="true" height="300px"> | ||
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| − | * The < | + | * The <code>target</code>'s value is "myValue", and <code>content</code>'s is object item's description property. |
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| + | =Version History= | ||
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| + | {| class='wikitable' | width="100%" | ||
| + | ! Version !! Date !! Content | ||
| + | |- | ||
| + | | 6.0.0 | ||
| + | | February 2012 | ||
| + | | The MVVM was introduced. | ||
| + | |} | ||
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{{ZKDevelopersReferencePageFooter}} | {{ZKDevelopersReferencePageFooter}} | ||
Latest revision as of 07:36, 8 July 2022
This article is out of date, please refer to zk-mvvm-book/8.0/syntax/viewmodel/parameters/bindingparam for more up to date information.
Syntax
@BindingParam("keyString")
Description
Target: Command method's parameter
Purpose: Tell binder to retrieve this parameter with specified key from binding argument on the ZUL.
The annotation is applied to command method's parameter. It declares the applied parameter should come from binding argument written on the ZUL with specified key.
Example
Command binding that pass parameters
<listbox model="@load(vm.items)" selectedItem="@bind(vm.selected)" hflex="true" height="300px">
<listhead>
<listheader label="Name"/>
<listheader label="Price" align="center" />
<listheader label="Quantity" align="center" />
</listhead>
<template name="model" var="item">
<listitem onMouseOver="@command('popupMessage', myKey='myValue', content=item.description)">
<listcell label="@bind(item.name)"/>
<listcell label="@bind(item.price)"/>
<listcell label="@bind(item.quantity)"/>
</listitem>
</template>
</listbox>
Command method in ViewModel with binding parameter
@Command
public void popupMessage(@BindingParam("myKey")String target, @BindingParam("content")String content){
//...
}
- The
target's value is "myValue", andcontent's is object item's description property.
Version History
| Version | Date | Content |
|---|---|---|
| 6.0.0 | February 2012 | The MVVM was introduced. |