I try to use the datatable sort.
Is it possible to make the sort on client side (no access server)?
Selon Thomas Spiegl <[EMAIL PROTECTED]>:
-> Sort your data in getArrlist_providers depending on the values of
-> sortcol and sortascending.
-> Collections.sort(arrlist_providers, YourComparator) may sort the list.
->
-> Regards
-> Thomas
->
-> On 12/28/05, Tom Butler <[EMAIL PROTECTED]> wrote:
-> >
-> >
-> >
-> > Can someone please help me to understand how to configure or code a column
-> > sort for a Tomahawk datatable? Specifically, I'm not clear on how or what
-> > sort method is called? Do the Tomahawk components take care of the sort
-> for
-> > me, or do I need to code the sort myself (and if so where)?
-> >
-> >
-> >
-> > I think I have the JSP coded correctly:
-> >
-> > <t:dataTable id="data" styleClass="scrollerTable"
-> >
-> > var="providers"
-> >
-> > value="#{searchproviders_bean.arrlist_providers}"
-> >
-> > preserveDataModel="false"
-> >
-> > rows="20"
-> >
-> > sortColumn="#{searchproviders_bean.sortcolumn}"
-> >
-> > sortAscending="#{searchproviders_bean.sortascending}"
-> >
-> > preserveSort="true">
-> >
-> >
-> >
-> >
-> > <h:column>
-> >
-> > <f:facet name="header">
-> >
-> > <t:commandSortHeader columnName="id" arrow="true" immediate="false">
-> >
-> > h:outputText value="#{messages['sort_id']}" />
-> >
-> > </t:commandSortHeader>
-> >
-> > </f:facet>
-> >
-> > <h:outputText value="#{providers.id}" />
-> >
-> > </h:column>
-> >
-> > <h:column>
-> >
-> > <f:facet name="header">
-> >
-> > <t:commandSortHeader columnName="category" arrow="true"
-> > immediate="false">
-> >
-> > <h:outputText value="#{messages['sort_category']}" />
-> >
-> > </t:commandSortHeader>
-> >
-> > </f:facet>
-> >
-> > <h:outputText value="#{providers.category}" />
-> >
-> > </h:column>
-> >
-> > </t:dataTable>
-> >
-> >
-> >
-> > 'searchproviders_bean' is the backing bean, and 'arrlist_providers' is an
-> > ArrayList. The ArrayList is initially sorted when it is retrieved from
-> the
-> > database. After the data is retrieved, I disconnect from the database.
-> The
-> > data in the ArrayList will be read-only (will contain search results list
->
-> > the data is not updateable.) When the data is displayed to the user, I
-> > want them to be able to sort the data by clicking on the column headings.
-> >
-> >
-> >
-> > I have also added the 'sortcolumn' and 'sortascending' properties to the
-> > backing bean as strings with the appropriate getter/setter methods:
-> >
-> >
-> >
-> > public class searchproviders_bean {
-> >
-> > private ArrayList arrlist_providers;
-> >
-> > private String sortcol;
-> >
-> > private String sortascending;
-> >
-> >
..
-> >
-> >
-> >
-> >
-> >
-> > The part where I am confused is how to implement the sort method. I know
-> > that the ArrayList gets 'wrapped' by a DataModel object (though I only
-> > understand this at a high-level), but I'm not sure how to configure or
-> code
-> > the sort? Does the Tomahawk DataModel implement the sort or do I need to
-> > code the sort? If I need to code the sort, can someone please help me to
-> > understand where to implement this method and provide any helpful code
-> > examples?
-> >
-> >
-> >
-> > BTW, currently, the datatable is displaying, but when I click on the
-> column
-> > headings, the data does not sort (but the arrows on the column header
-> change
-> > directions.) Also, I do have a datascroller connected to the datatable
-> that
-> > is working correctly:
-> >
-> >
-> >
-> >
-> >
-> > Thanks
-> >
-> > Tom
-> >
-> >
-> >
-> >
-> >
-> >
-> >
-> >
->
->
-> --
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->
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|Cordialement, Sébastien MARIN.|
|------------------------------|
|-> http://www.marin-s.com <-|
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