private void buttonStop_Click(object sender, EventArgs e)
{
hasStarted = false;
StateChange(hasStarted);
string text = "共保存:" + csvFileWriter.Row.ToString() + "条记录\r\n" + "保存路径: " + csvFileWriter.FilePath.ToString();
MessageBox.Show(text, "保存完成");
csvFileWriter.Stop();
isInCSVTitle = true;
}