/// <summary>
 /// 创建新的介绍信
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void btnCreatLetter_Click(object sender, EventArgs e)
 {
     if (!flagCreating)
     {
         FormCoverLetterAdd formcoverletterAdd = new FormCoverLetterAdd();
         formcoverletterAdd.StartPosition = FormStartPosition.CenterScreen;
         formcoverletterAdd.AutoSize = false;
         formcoverletterAdd.Owner = this;
         formcoverletterAdd.setResume = this.resume;
        // formcoverletterAdd.Visible = true;
         formcoverletterAdd.ShowDialog();
     }
     else return;
 }
 /// <summary>
 /// 操作数据列表
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void dgvCoverLetterList_CellContentClick(object sender, DataGridViewCellEventArgs e)
 {
     if (e.RowIndex < 0) return;
     if (dgvCoverLetterList.Columns[e.ColumnIndex].Name == "Modify")
     {
         List<CoverLetter> clList = dgvCoverLetterList.DataSource as List<CoverLetter>;
         coverletter = clList[e.RowIndex];
         FormCoverLetterAdd fclAdd = new FormCoverLetterAdd();
         fclAdd.setCoverLetter = coverletter;
         fclAdd.Text = "修改求职信...";
         //this.flagCreating = true;
         fclAdd.ShowDialog();
     }
     if (dgvCoverLetterList.Columns[e.ColumnIndex].Name == "Delete")
     {
         List<CoverLetter> temp =dgvCoverLetterList.DataSource as List<CoverLetter>;
         CoverLetter cl = GetCoverLetterFromDgv(e.RowIndex);
         DialogResult result = MessageBox.Show("确定要删除该项?删除后不可恢复", "Warning", MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
         if (result == DialogResult.Yes)
         {
             coverletterservice = new CoverLetterService();
             try
             {
                 coverletterservice.Delete(cl);
             }
             catch (Exception ex)
             {
                 MessageBox.Show("删除记录出错" + ex.Message);
             }
             dgvCoverLetterList.DataSource = null;
             temp.Remove(cl);
             dgvCoverLetterList.DataSource = temp;
         }
     }
 }