<DataGrid x:Class="EgtDataGrid"
          x:Name="CurrDataGrid"
          xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
          xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
   <DataGrid.ColumnHeaderStyle>
      <Style TargetType="DataGridColumnHeader">
         <Setter Property="HorizontalContentAlignment"
                 Value="Stretch" />
         <EventSetter Event="SizeChanged" 
                      Handler="Cell_SizedChanged" />
         <EventSetter Event="MouseRightButtonDown" 
                      Handler="Cell_MouseRightButtonDown" />
      </Style>
   </DataGrid.ColumnHeaderStyle>

</DataGrid>


