Advanced Placeholder Example
In this example, a list of css includes is maintained that can be appended to during the page lifecycle. This technique is extensivley used in Smartsite to get access to head section data from item business logic.
| Smartsite SXML |
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<se:placeholder id="css_includes"
ignoreduplicates="true"
sortcolumn="priority desc"
rowdelimiter="{char.crlf()}">
<se:parameters>
<se:parameter name="fieldnames">
<se:collection>
<se:member name="url" type="locator" primarykey="true"></se:member>
<se:member name="priority" type="integer"></se:member>
</se:collection>
</se:parameter>
<se:parameter name="rowformat" whitespace="remove">
<link rel="stylesheet" type="text/css" href="{this.field(url)}" />
</se:parameter>
</se:parameters>
</se:placeholder>
{placeholder.add(css_includes, '/css/test.css')}
{placeholder.add(css_includes, 'mycss')}
{placeholder.add(css_includes, 'mycss')}
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| Example Result |
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<link rel="stylesheet" type="text/css" href="/css/test.css" /> <link rel="stylesheet" type="text/css" href="/test.net?id=mycss" /> |
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