private void ExportBtn_Click(object sender, EventArgs e)
        {
            FileFolderDialog ffd = new FileFolderDialog();

            if (ffd.ShowDialog() == DialogResult.OK)
            {
                string sel_path = ffd.SelectedPath;
                listBox1.Items.Clear();

                var threadExport = new Threads();
                threadExport.SendMes += SendMessage;

                var processExport = new Thread(new ParameterizedThreadStart(threadExport.threadExtract));
                processExport.Start(sel_path);
            }
        }
        private void ImportBtn_Click(object sender, EventArgs e)
        {
            FileFolderDialog ffd = new FileFolderDialog();

            if (ffd.ShowDialog() == DialogResult.OK)
            {
                listBox1.Items.Clear();

                List <string> parameters = new List <string>();
                parameters.Add(ffd.SelectedPath);
                parameters.Add(Convert.ToString(removeTextCB.Checked));

                var threadImport = new Threads();
                threadImport.SendMes += SendMessage;

                var processImport = new Thread(new ParameterizedThreadStart(threadImport.threadReplace));
                processImport.Start(parameters);
            }
        }