Hi
The javascript id will change only if there is a zone surrounding the
grid. I can't see any in the code. If there is not then can you share
an example for simulating the issue
On Fri, Sep 2, 2011 at 8:58 PM, cqasker <cqas...@yahoo.com> wrote:
> Sure (and thanks as usual Taha!) so I have a wrapper around a grid and the
> csv export. I simplified the code quite a bit so hopefully its easy to
> understand.
>
> page tml:
> <t:myGrid source="data" inPlace="true"/>
> in myGrid.tml
> <t:form>
> <t:grid t:id="grid"/>
> <t:if test="${exportCsv}">
> <t:csvExporter t:id="csvExporter"/>
> </t:if>
> <t:block id="empty">Move along, nothing to see.</t:block>
> </t:form>
>
> in MyGrid.java
> @Component
> private CsvExporter csvExporter(parameters={"hasData=hasData"});
>
> @Component(publishParameters = "add, class, columnIndex,, encoder, empty,
> exclude, inPlace, include, lean, model, overrides, reorder, row, rowClass,
> rowIndex, sortModel, volatile",
> parameters = {"pagerPosition=prop:pagerPosition",
> "rowsPerPage=rowsPerPage", "source=prop:source"})
> private Grid grid;
>
> @Property
> private GridDataSource source;
>
> public boolean isHasData()
> {return this.source.getAvailableRows() > 0;}
>
> //form submit event handler
> @OnEvent(value="submit")
> Object runExport() throws Exception
> {
> //example of grid state I am using to generate the csv -- ie, csv is
> generated in order that user sortted the grid. if I do not do this, the csv
> source is in its unsorted original unsorted state
> this.source.prepare(0, this.source.getAvailableRows(),
> this.grid.getSortModel().getSortConstraints());
> ByteArrayOutputStream baos = getCsv(this.source,
> this.csvExporter.getMonthSel()); //gets csv data and filters only data for a
> month
> return new ExportStreamResponse(baos); //just a simple implementation of
> StreamResponse
> }
>
> CsvExporter.tml
> <t:container xmlns:t="http://tapestry.apache.org/schema/tapestry_5_1_0.xsd";>
> <t:if test="${hasData}">
> <div>
> <ul>
> <t:loop source="1..12" value="month">
> <li>
>
>
> ${exportFormatMsg}
>
>
> </li>
> </t:loop>
> </ul>
> </div>
> </t:if>
> </t:container>
>
> CsvExporter.java
>
> @Parameter(required = true)
> @Property
> private boolean hasData();
>
> @Property
> private int month;
>
> private int monthSel;
> public int getMonthSel()
> {return this.monthSel;}
>
> @SuppressWarnings("unused")
> @Component(parameters = {"event=clicky", "context=monthSel", "defer=false"})
> private LinkSubmit csvLink;
>
> @OnEvent(value = "clicky")
> void linkExport(int month)
> {
> this.monthSel = month;
> }
>
>
>
> --
> View this message in context:
> http://tapestry.1045711.n5.nabble.com/StreamResponse-and-inPlace-Grid-question-tp4760076p4762779.html
> Sent from the Tapestry - User mailing list archive at Nabble.com.
>
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>
--
Regards
Taha Hafeez Siddiqi (tawus)
http://tawus.wordpress.com
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