//保存课程信息函数 public void saveCourseInfo() { try { string Cou_cName = t_cName.Text.Trim(); string Cou_id = t_id.Text.Trim(); //课程号 string Cou_num = t_num.Text.Trim(); //课序号 string Cou_time = t_time.Text.Trim(); string coucover_path = cou_cover_path; int r = CourseBLL.insertCourse(Cou_id, Cou_num, Cou_cName, Cou_time, coucover_path, tea_id); if (r == 1) { MessageBox.Show("课程信息添加成功!", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information); b_next.Enabled = true; // MessageBox.Show(Cou_id+"\n"+Cou_num+"\n"); } } catch (Exception he) { MessageBox.Show(he.Message, "错误", MessageBoxButtons.OK, MessageBoxIcon.Error); } }