Beispiel #1
0
        private void MainForm_DragEnter(object sender, DragEventArgs e)
        {
            string[] dataArgs = (string[])e.Data.GetData(DataFormats.FileDrop, false);

            string fileName  = dataArgs[0];
            bool   isDropped = e.Data.GetDataPresent(DataFormats.FileDrop) ? true : false;

            if (isDropped && FileStream.CheckFileTypeIsCsv(fileName))
            {
                e.Effect = DragDropEffects.All;
            }
            else
            {
                e.Effect = DragDropEffects.None;
            }
        }