Yes, i think that was the mistake.. i got it working now.. but now im trying to get the value in the table that is selected using the DataTable.getValue(). That doest seem to work though. It is not returning any values.
Please let me know what could be the possible error that i could have made ? Thanks, Madhan On Oct 24, 3:02 am, MC Get Vizzy <[email protected]> wrote: > At first your code didn't work, so I added the following line to the > beginning of the handler function: > > var message = ''; > > Then it worked fine. Is it possible that the variable "message" was > undeclared in your code? > > Let me know. > > thanks, > > MC Get Vizzy > > On Sat, Oct 23, 2010 at 2:09 AM, Madhan <[email protected]> wrote: > > Hi, > > > I am trying to do this: > > > Display a column chart initially, and on clicking on any of the bars > > in that chart should display an another chart. > > > The first step is complete, I am trying to implement the second > > feature now, by adding a Listener to the first chart, But the > > getSelection method doesnt seem to return something proper. > > > Any help would be appreciated. Below is the code im trying to work > > on.. > > > Code: > > function drawMouseoverVisualization() { > > var data = new google.visualization.DataTable(); > > data.addColumn('string', 'Time in 24hr Format'); > > data.addColumn('number','invocations'); > > data.addRows([ > > <#list statsList as stat> > > ['${stat.twentyFourHourtime}',$ > > {stat.invocations}], > > </#list> > > ]); > > barsVisualization = new > > google.visualization.ColumnChart(document.getElementById('invocations')); > > barsVisualization.draw(data, {width: 800, height: 200, is3D: > > true}); > > //barsVisualization.selected(selectionHandler1()); > > > google.visualization.events.addListener(barsVisualization,'select',selectionHandler1); > > > } > > > function selectionHandler1() > > { > > alert("In Selection Handler1"); > > var selection = barsVisualization.getSelection(); > > > alert('AFTER In Selection Handler1'+ selection[0]); > > //for (var i = 0; i < selection.length; i++) { > > var item = selection[0]; > > if (item.row != null && item.column != null) { > > message += '{row:' + item.row + ',column:' + item.column + '}'; > > } else if (item.row != null) { > > message += '{row:' + item.row + '}'; > > } else if (item.column != null) { > > message += '{column:' + item.column + '}'; > > } > > //} > > if (message == '') { > > message = 'nothing'; > > } > > alert('You selected ' + message); > > > } > > > Thanks, > > Madhan > > > -- > > You received this message because you are subscribed to the Google Groups > > "Google Visualization API" group. > > To post to this group, send email to > > [email protected]. > > To unsubscribe from this group, send email to > > [email protected]<google-visualization-api%[email protected]> > > . > > For more options, visit this group at > >http://groups.google.com/group/google-visualization-api?hl=en. -- You received this message because you are subscribed to the Google Groups "Google Visualization API" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-visualization-api?hl=en.
