Esempio n. 1
0
 private void dataGridView1_CellValidating(object sender, DataGridViewCellValidatingEventArgs e)
 {
     if (e.ColumnIndex == 2)
     {
         if (e.RowIndex >= T.count)
         {
             return;
         }
         int    n = e.RowIndex;
         String s = e.FormattedValue.ToString();
         if (String.IsNullOrEmpty(s) || s == "null")
         {
             MessageBox.Show("数值不能为空");
             dataGridView1.Rows[n].ErrorText = "数值不能为空";
             e.Cancel = true;
             return;
         }
         else if (!T.Update(s, n))
         {
             dataGridView1.Rows[n].ErrorText = MyDataTable.Error;
             MessageBox.Show(MyDataTable.Error);
             e.Cancel = true;
             return;
         }
         for (int i = 0; i < T.count; i++)
         {
             if (T.Buf[i].exist)
             {
                 dataGridView1.Rows[i].Cells[1].Value = T.Buf[i].letter + " = " + T.Buf[i].value.ToString();
             }
             else
             {
                 dataGridView1.Rows[i].Cells[1].Value = T.Buf[i].letter + " = null";
             }
         }
     }
 }