/// <summary>
        /// 删除项目类型菜单
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tsmiDeleteProjectType_Click(object sender, EventArgs e)
        {
            if (dgvProjectTypes.RowCount == 0)
            {
                return;
            }
            if (dgvProjectTypes.CurrentRow == null)
            {
                MessageBox.Show("请选中需要删除的项目类型名称", "验证信息");
                return;
            }
            string typeId   = dgvProjectTypes.CurrentRow.Cells["TypeId"].Value.ToString();
            string typeName = dgvProjectTypes.CurrentRow.Cells["TypeName"].Value.ToString();
            //删除询问
            DialogResult result = MessageBox.Show("确定要删除( " + typeName + " )这个类型名称吗?", "删除询问", MessageBoxButtons.YesNo,
                                                  MessageBoxIcon.Question);

            if (result == DialogResult.No)
            {
                return;
            }
            try
            {
                if (objProjectTypeService.DeleteProjectType(typeId) == 1)
                {
                    dgvProjectTypes.DataSource = objProjectTypeService.GetAllProjectTypes();//同步刷新显示数据
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }