Current RadGrid only has headers/header templates for column headers. The only way to have headers for each row would be to manipulate the grid data and adding the header for each row into the grid data itself. And if we wanted to group the row headers is another round of manipulating the grid data and also manually merging the cells. Is it possible to have to have it as a feature of the RadGrid just like column groups and column headers to simplify the task? example of the final output ->
Update data values using drag and drop directly from the chart, something like this: https://forio.com/app/powersim/powerwall/energy_consumption_details.html A lot of customers would have this functionality without changing the HTMLChart controls.