private void cmbstudentclass(int collegeID) { List <StudentClass> studentclass = bllcommon.GetAllStudentClass(collegeID); //调用GetAllStudentClass()方法获取班级信息并赋值给数组 studentclass.Insert(0, new StudentClass { ClassName = "——请选择班级——", StudentClassID = 0 }); //添加一条记录 cmbStudentClass.DisplayMember = "ClassName"; //绑定显示的字段 cmbStudentClass.ValueMember = "StudentClassID"; //绑定下拉框的值成员 cmbStudentClass.DataSource = studentclass; //绑定下拉框的数据源 }
private void cmbGetAllClassInfo(int majorInfoID, int gradeInfoID) //以专业编号和年级信息获取年级的方法 { List <StudentClass> studentInfo = bllCommon.GetAllStudentClass(majorInfoID, gradeInfoID); studentInfo.Insert(0, new StudentClass { ClassName = "——请选择班级——", StudentClassID = 0 }); cmbStudentClass.DisplayMember = "ClassName"; cmbStudentClass.ValueMember = "StudentClassID"; cmbStudentClass.DataSource = studentInfo; }
private void cmbstudentclass(int collegeID) { List <StudentClass> studentclass = common.GetAllStudentClass(collegeID); studentclass.Insert(0, new StudentClass { ClassName = "——请选择班级——", StudentClassID = 0 }); cmbStudentClass.DataSource = studentclass; cmbStudentClass.DisplayMember = "ClassName"; cmbStudentClass.ValueMember = "StudentClassID"; }