Yes I think my ChartModel class is fine, I can use the class with a tr:chart
tag that is not within another tag that has bound the ChartModel instance to
a var attribute. It's like the chart tag can't read a var binding from a
parent tag. I've tried using forEach too with no luck.
On 11/1/07, venkata guddanti <[EMAIL PROTECTED]> wrote:
>
> You could also try using af:forEach instead of af:iterator.
>
> Regards,
> Venkata
>
> On 11/1/07, venkata guddanti < [EMAIL PROTECTED]> wrote:
> >
> > I am not sure I understand this issue. The value attribute for the
> > tr:chart must be bound to a ChartModel instance. So if you did that did you
> > add component getter/setter inside it which is an instance of CoreChart?
> >
> > Regards,
> > Venkata
> >
> > On 10/31/07, Dan Potter < [EMAIL PROTECTED]> wrote:
> > >
> > > t:dataList seemed to behave the same way. I did a little more
> > > experimenting and I can print out the title of the charts returned by the
> > > iterator or dataList, so they aren't null. The chart tag just thinks the
> > > object is null. I get this error.
> > >
> > > javax.faces.el.PropertyNotFoundException: Error setting property
> > > 'component' in bean of type null
> > > caused by
> > > <tr:chart value="#{opticChart}" binding="#{opticChart.component}"
> > >
> > > if I take out "binding="#{opticChart.component}"" I get a null pointer
> > > exception when it tries to call getXValues on the chart object.
> > >
> > > Here's the code again:
> > > If I comment out the tr:chart tag the title of all charts in the array
> > > are correctly displayed. The chart tag is getting a null chart object for
> > > some reason.
> > > <t:dataList var="chart" value="#{displayBean.summaryCharts }">
> > >
> > > <tr:outputText value="#{chart.title}"/>
> > >
> > > <tr:chart value="#{chart}"
> > > XMajorGridLineCount="6" YMajorGridLineCount="6"
> > > inlineStyle="width:200px; height:200px; background-color:white;"
> > > gradientsUsed="false"
> > > legendPosition="none" perspective="false" type="verticalBar"
> > > animationDuration="0"
> > > rendered="true" templateSource="/styles/TrinidadChartTemplate.svg">
> > > </tr:chart>
> > >
> > > </t:dataList>
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > On 10/31/07, Andrew Robinson <[EMAIL PROTECTED] > wrote:
> > >
> > > > try the t:dataList and report the findings, ppl have found it to be
> > > > less buggy.
> > > >
> > > > On Oct 31, 2007 12:16 PM, Dan Potter < [EMAIL PROTECTED]> wrote:
> > > > > Hello,
> > > > > I have a tr:iterator iterating over an arrayList of charts in my
> > > > backing
> > > > > bean. The chart variable returned is null though, causing errors
> > > > in the
> > > > > tr:chart tag. I've checked the arrayList of charts on the backing
> > > > bean side
> > > > > and they are not null. Am I missing something or do charts not
> > > > work well
> > > > > with tr:iterator?
> > > > > The charts in the arrayList extend
> > > > > org.apache.myfaces.trinidad.model.ChartModel and I have been able
> > > > to use the
> > > > > chart tag outside of an iterator with a single chart, but I would
> > > > like to be
> > > > > able to iterate over a list.
> > > > > I am using trinidad 1.0.2
> > > > >
> > > > > <tr:iterator var="chart" value="#{displayBean.summaryCharts}">
> > > > >
> > > > > <tr:chart value="#{chart}" binding="#{chart.component}"
> > > > > XMajorGridLineCount="6" YMajorGridLineCount="6"
> > > > > inlineStyle="width:200px; height:200px; background-color:white;"
> > > > > gradientsUsed="false"
> > > > > legendPosition="none" perspective="false" type="verticalBar"
> > > > > animationDuration="0"
> > > > > rendered="true"
> > > > templateSource="/styles/TrinidadChartTemplate.svg">
> > > > > </tr:chart>
> > > > >
> > > > > </tr:iterator>
> > > > >
> > > >
> > >
> > >
> >
>
