Describe Example simple form with model overrides here.
<?xml version="1.0" encoding="utf-8" ?>
<html
xmlns="http://www.w3.org/1999/xhtml"
xmlns:br="http://www.x-port.net/bindingresolver/"
xmlns:xf="http://www.w3.org/2002/xforms"
xmlns:sxf="http://www.w3.org/2008/simplexforms"
xmlns:xs="http://www.w3.org/2001/XMLSchema"
>
<head>
<title>Simple XForms</title>
</head>
<body>
<h1>Construct XForms MVC from simple HTML-like forms</h1>
<!-- form as authored... -->
<sxf:form method="..." action="..." src="...">
<xf:bind nodeset="field2" calculate="../field1 + 50" /> <!-- additive to implied model -->
<xf:input ref="field1">
<xf:label>Field 1:</xf:label>
</xf:input>
<xf:output ref="field1">
<xf:label>Field 1 echo:</xf:label>
</xf:output>
<xf:output ref="field2">
<xf:label>Field 2:</xf:label>
</xf:output>
<xf:trigger>
<xf:label>Set field 2</xf:label>
<xf:action ev:event="DOMActivate">
<xf:setvalue ref="field2">300</xf:setvalue>
</xf:action>
</xf:trigger>
<xf:submit> <!-- additional submission attributes could go here -->
<xf:label>Submit</xf:label>
</xf:submit>
</sxf:form>
<!-- implied model as generated... -->
<xf:model id="model_one">
<xf:instance src="from form element"> <!-- provides default values as though inlined in form -->
<instanceData xmlns="">
<field1>100</field1>
<field2>200</field2>
</instanceData>
</xf:instance>
<xf:bind nodeset="field2" calculate="../field1 + 50" />
<xf:submission id="submit1" method="from form" action="from form" />
</xf:model>
<!-- UI as generated -->
<xf:group model="model_one">
<xf:input ref="field1">
<xf:label>Field 1:</xf:label>
</xf:input>
<xf:output ref="field1">
<xf:label>Field 1 echo:</xf:label>
</xf:output>
<xf:output ref="field2">
<xf:label>Field 2:</xf:label>
</xf:output>
<xf:trigger>
<xf:label>Set field 2</xf:label>
<xf:action ev:event="DOMActivate">
<xf:setvalue ref="field2">300</xf:setvalue>
</xf:action>
</xf:trigger>
<xf:submit>
<xf:label>Submit</xf:label>
</xf:submit>
</xf:group>
</body>
</html>