How to check if a row has odd number?

Question

I\'m trying to set different color for odd rows using XAML.

The datagrid in question has 3 different types of data, which I want to color differently, and simply cha

Answer 1

Almost every answer use AlternationCount="2" but I find it a little bit too limiting. On my side I use something like AlternationCount="{ Binding MainData.ProjColl.Count}" in order to number my rows until the end ( take care it starts at 0 ! ).

In this case I need a value Converter as mentioned by @Danny Varod.

I use the converter to alternate the color of the rows ( nearly answering the question )

public class IsEvenConverter : IValueConverter
{
    public object Convert(object value, Type targetType,
        object parameter, CultureInfo culture)
    {
        bool res = false;
        int? val = value as int?;
        if (null != val)
            res = (0 == (val % 2));
        return res;
    }     
    ...
}

And the calling XAML

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and some discrete screenshots

Another part of the same code: Simple way to display row numbers on WPF DataGrid