private void InputTeacherForm_Load(object sender, EventArgs e)
 {
     htDept = TeacherManagerAction.GetDeptList();
     cbNewDepartment.Items.Clear();
     foreach (DictionaryEntry entry in htDept)
     {
         cbNewDepartment.Items.Add(entry.Key);
     }
 }
 private void button3_Click_1(object sender, EventArgs e)
 {
     if (lvSeqTeacher.SelectedItems.Count > 1 || lvSeqTeacher.SelectedItems.Count == 0)
     {
         MessageBox.Show("请选择一条且仅一条教师信息!", "Error", MessageBoxButtons.OK);
         return;
     }
     else
     {
         this.ClientSize         = new System.Drawing.Size(514, 448);
         tbUpdateWorkerNo.Text   = lvSeqTeacher.SelectedItems[0].SubItems[0].Text;
         tbUpdateWorkerName.Text = lvSeqTeacher.SelectedItems[0].SubItems[1].Text;
         cbUpdateSex.Text        = lvSeqTeacher.SelectedItems[0].SubItems[2].Text;
         ht = TeacherManagerAction.GetDeptList();
         foreach (DictionaryEntry de in ht)
         {
             cbUpdateDepartment.Items.Add(de.Key.ToString());
         }
         cbUpdateDepartment.Text = lvSeqTeacher.SelectedItems[0].SubItems[3].Text;
     }
 }