fyiReporting.RdlDesign.RdlDesigner.RdlDesigner_DragEnter C# (CSharp) Method

        private void RdlDesigner_DragEnter(object sender, DragEventArgs e)
        {
            if (e.Data.GetDataPresent(DataFormats.FileDrop))
            {
                e.Effect = DragDropEffects.All;
            }
            else
            {
                e.Effect = DragDropEffects.None;
            }
        }