public FrmScoreQuery()
{
InitializeComponent();
//初始化:显示班级下拉框
//DataTable dt = studentClassService.GetAllClass().Tables["classInfo"];
DataTable dt = studentClassService.GetAllClass().Tables[0];
this.cbbClass.DataSource = dt;
this.cbbClass.DisplayMember = "ClassName";
this.cbbClass.ValueMember = "ClassId";
dtScore = scoreListService.GetScore().Tables[0];
this.dgvScoreList.AutoGenerateColumns = false;
this.dgvScoreList.DataSource = null;
this.dgvScoreList.DataSource = dtScore;
}