I was able to solve this issue by using DataView which lets me hide
unnecessary column from the UI..
On Monday, June 30, 2014 11:53:45 AM UTC-7, Suha Ranjith wrote:
>
> I am trying to create a bar graph for my test data, I have created two
> columns, one for the test name and other one is number of failed tests.
> This works perfectly fine. But my problem is on my selection handler if
> user clicks on say for example "TestA's failed tests bar" then i need to
> get list.Suites[i].test_id value not the failed tests number. I am not sure
> how to set this value as chart's input without making it visible for users.
>
> I have earlier worked with SWT and we can set an object as input to any
> widget and manipulate the label provider to show what we want to show.
>
> In google charts, DataTable types only take string, number, datatime. How
> do we set an object as Datatype row. Or how can we pass additional data to
> the graph so that we can use them in selection handler.
>
> graph = new google.visualization.ColumnChart
> (document.getElementById('div'));
> inputDataTable = new google.visualization.DataTable();
> inputDataTable.addColumn('string', 'TestName');
> inputDataTable.addColumn('number', 'Failed Count');
> google.visualization.events.addListener(graph,'select', selectHandler);
>
> for (var i = 0; i < list.Suites.length; i++) {
> inputDataTable.addRow([list.Suites[i].name,
> list.Suites[i].failed_count]);
> }
> function selectHandler(e) {
> var selection = graph.getSelection();
> var item = selection[0];
> }
>
> Any help is greatly appreciated.
>
> Thanks,
>
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