private void button_OnOK_Click(object sender, EventArgs e) { this.userControl_KindofEmployerBase1.FillClass(); String str_ErrMessage; str_ErrMessage = myClass_KindofEmployer.CheckField(); if (!string.IsNullOrEmpty(str_ErrMessage)) { this.DialogResult = DialogResult.None; this.label_ErrMessage.Text = str_ErrMessage; return; } if (this.bool_Add) { if (!Class_KindofEmployer.ExistAndCanDeleteAndDelete(this.myClass_KindofEmployer.KindofEmployer, Enum_zwjKindofUpdate.Exist)) { this.myClass_KindofEmployer.AddAndModify(Enum_zwjKindofUpdate.Add); } else { this.label_ErrMessage.Text = "该报考单位已添加!"; this.DialogResult = DialogResult.None; return; } } else { this.myClass_KindofEmployer.AddAndModify(Enum_zwjKindofUpdate.Modify); } this.DialogResult = DialogResult.OK; this.Close(); }