private void buttonCopy_Click(object sender, EventArgs e)
        {
            string targetDir = ((ComboBoxItem)comboBoxDrive.SelectedItem).DriveInfo.DriveLetter.ToString() + "\\";

            formProgress = new FormCopyProgress(filesToCopy, targetDir);
            formProgress.ShowDialog(this);
            FillFileList();
        }
        private void buttonCopySelected_Click(object sender, EventArgs e)
        {
            string targetDir = ((ComboBoxItem)comboBoxDrive.SelectedItem).DriveInfo.DriveLetter.ToString() + "\\";

            List <string> selectedFiles = new List <string>();

            foreach (ListViewItem item in listViewFiles.Items)
            {
                if (item.Selected)
                {
                    selectedFiles.Add((string)item.Tag);
                }
            }

            formProgress = new FormCopyProgress(selectedFiles.ToArray(), targetDir);
            formProgress.ShowDialog(this);
            FillFileList();
        }