Doublebox"

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= Doublebox =
 
= Doublebox =
  
*Demonstration: N/A
+
*Demonstration: [http://www.zkoss.org/zkdemo/input/form_sample Doublebox ]
 
*Java API: <javadoc>org.zkoss.zul.Doublebox</javadoc>
 
*Java API: <javadoc>org.zkoss.zul.Doublebox</javadoc>
 
*JavaScript API: <javadoc directory="jsdoc">zul.inp.Doublebox</javadoc>
 
*JavaScript API: <javadoc directory="jsdoc">zul.inp.Doublebox</javadoc>
 +
*Style Guide: [[ZK_Style_Guide/XUL_Component_Specification/Doublebox | Doublebox]]
  
 
= Employment/Purpose =
 
= Employment/Purpose =
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  <doublebox value="2.3"/>
 
  <doublebox value="2.3"/>
 
</source>
 
</source>
 +
=Properties=
  
=Supported events=
+
== Format ==
 +
You are able to format the field by providing specifying the attribute with a formatting string. The default value is <code>null</code>.
  
{| border="1" | width="100%"
+
<source lang="xml" >
! <center>Name</center>
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<doublebox format="#,##0.##"/>
! <center>Event Type</center>
+
</source>
  
|-
+
  Since 8.5.2
| <center><tt>onClick</tt></center>
+
You can provide a locale to format the number by specify the String starts with "locale:"
| '''Event:'''<javadoc> org.zkoss.zk.ui.event.MouseEvent</javadoc>
 
  
 +
<source lang="xml" >
 +
<doublebox format="locale:zh-TW"/>
 +
</source>
  
<tt>Denotes user has clicked the component.</tt>
+
== Constraint ==
 +
You could specify what value to accept for input controls by the use of the <code>constraint </code>property.  
 +
It could be a combination of <code>no positive</code>, <code>no negative</code>, <code>no zero</code>, <code>no empty</code>.
  
|-
+
To specify two or more constraints, use comma to separate them as follows.
| <center><tt>onSelection</tt></center>
 
| '''Event:'''<javadoc> org.zkoss.zk.ui.event.SelectionEvent</javadoc>
 
  
 +
<source lang="xml" >
 +
<doublebox constraint="no negative,no empty"/>
 +
</source>
  
<tt>Denotes that user is selecting a portion of the text of an input component. You can retrieve the start and end position of the selected text by use of the getStart and getEnd methods.</tt>
+
If you prefer to display different message to the default one, you can append the error message to the constraint with a colon.
  
|-
+
<source lang="xml" >
| <center><tt>onFocus</tt></center>
+
<doublebox constraint="no negative: it shall not be negative"/>
| '''Event:'''<javadoc>org.zkoss.zk.ui.event.Event</javadoc>
+
</source>
  
 +
Notes:
 +
* The error message, if specified, must be the last element and start with colon.
 +
* To support multiple languages, you could use the 「l」 function as depicted in the '''Internationalization''' chapter.
  
<tt>Denotes when a component gets the focus.</tt>
+
<source lang="xml" >
 +
<doublebox constraint="no negative: ${c:l('err.num.negative')}"/>
 +
</source>
  
|-
+
=Inherited Functions=
| <center><tt>onBlur</tt></center>
 
| '''Event:'''<javadoc>org.zkoss.zk.ui.even.Event</javadoc>
 
  
 +
Please refer to [[ZK_Component_Reference/Base_Components/NumberInputElement| NumberInputElement]] for inherited functions.
 +
=Supported Events=
  
<tt> Denotes when a component loses the focus.</tt>
+
{| class='wikitable' | width="100%"
 
+
! <center>Name</center>
|-
+
! <center>Event Type</center>
| <center><tt>onChange</tt></center>
 
| '''Event:'''<javadoc>org.zkoss.zk.ui.even.InputEvent</javadoc>
 
 
 
 
 
<tt>An input control notifies the application with the onChange event if its content is changed</tt>
 
 
 
<tt>by the user.</tt>
 
 
 
 
|-
 
|-
| <center><tt>onChanging</tt></center>
+
| None
| '''Event:'''<javadoc>org.zkoss.zk.ui.even.InputEvent</javadoc>
+
| None
 
 
 
 
<tt>An input control also notifies the application with the onChanging event, when user is</tt>
 
 
 
<tt>changing the content.</tt>
 
 
 
 
 
 
|}
 
|}
 +
*Inherited Supported Events: [[ZK_Component_Reference/Base_Components/NumberInputElement#Supported_Events | NumberInputElement]]
  
 
=Supported Children=
 
=Supported Children=
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  *NONE
 
  *NONE
  
=Use cases=
+
=Use Cases=
  
{| border='1px' | width="100%"
+
{| class='wikitable' | width="100%"
 
! Version !! Description !! Example Location
 
! Version !! Description !! Example Location
 
|-
 
|-
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=Version History=
 
=Version History=
 
+
{{LastUpdated}}
{| border='1px' | width="100%"
+
{| class='wikitable' | width="100%"
 
! Version !! Date !! Content
 
! Version !! Date !! Content
 
|-
 
|-
| 5.0.2
+
| &nbsp;
| 4/30/2012
+
| &nbsp;
| Initialization
+
| &nbsp;
 
|}
 
|}
  
 
{{ZKComponentReferencePageFooter}}
 
{{ZKComponentReferencePageFooter}}

Latest revision as of 10:42, 12 January 2022

Doublebox

Employment/Purpose

An edit box for holding an float point value (double).

Example

ZKComRef Doublebox Examples.PNG

 <doublebox value="2.3"/>

Properties

Format

You are able to format the field by providing specifying the attribute with a formatting string. The default value is null.

<doublebox format="#,##0.##"/>
 Since 8.5.2

You can provide a locale to format the number by specify the String starts with "locale:"

<doublebox format="locale:zh-TW"/>

Constraint

You could specify what value to accept for input controls by the use of the constraint property. It could be a combination of no positive, no negative, no zero, no empty.

To specify two or more constraints, use comma to separate them as follows.

<doublebox constraint="no negative,no empty"/>

If you prefer to display different message to the default one, you can append the error message to the constraint with a colon.

<doublebox constraint="no negative: it shall not be negative"/>

Notes:

  • The error message, if specified, must be the last element and start with colon.
  • To support multiple languages, you could use the 「l」 function as depicted in the Internationalization chapter.
<doublebox constraint="no negative: ${c:l('err.num.negative')}"/>

Inherited Functions

Please refer to NumberInputElement for inherited functions.

Supported Events

Name
Event Type
None None

Supported Children

*NONE

Use Cases

Version Description Example Location
     

Version History

Last Update : 2022/01/12


Version Date Content
     



Last Update : 2022/01/12

Copyright © Potix Corporation. This article is licensed under GNU Free Documentation License.