private void lblGradeAdd_Click(object sender, EventArgs e) { FrmGradeAdd add = new FrmGradeAdd();//实例化子窗体 OpenForm(add); }
//成绩管理 private void toolStripMenuItemGrade_Add_Click(object sender, EventArgs e) { FrmGradeAdd add = new FrmGradeAdd(); add.Show(dockPanel1); }