ok jenny was absolutely right, my above solution works, but it happens that some rows seem to dissapear ocasionaly,i think it's due loose of viewport or someth...anyway here's working example similar to what jenny was telling to do...it is done with filterRow, but the same way would work with groupByControl: 1.u need something where u will ...

 Hi, I have the simple problem that the binded dataobject (for the datarow) has an array[columns.length] (named CellColors) which contains the colors for the datacells in that row. I tried to define a style with a DataTrigger to set the Background of the cells. That works, but how I can get the index (or the columnname) of the column ...

Hello , I have been searching for pointers as to how to change the foreground color of a Datacell to red if the value is negative and to green if the value is positive. I thought of using Datatriggers , but the problem is that the comparison in DataTriggers is always equation there is no way I can say that a value is > or < than zero ...