//添加班级信息的业务逻辑
public bool AddClass(ClassModel objClassModel)
{
ClassDAL objClass1DAL = new ClassDAL();
if (objClass1DAL.SearchClass(objClassModel)==true)
{
MessageBox.Show("班级已有，谢绝添加");
return (false);
}
else
{
return (objClass1DAL.AddClass(objClassModel));
}
}
//获取班级信息的业务逻辑
public DataTable ShowClass()
{
ClassDAL objClass1DAL = new ClassDAL();
return (objClass1DAL.ShowClass());
}
public bool SearchClass(ClassModel objClassModel)
{
ClassDAL objClass1DAL = new ClassDAL();
return (objClass1DAL.SearchClass(objClassModel));
}
//任务14
//删除班级信息的业务逻辑
public bool DeleteClass(ClassModel objClassModel)
{
ClassDAL objClass1DAL = new ClassDAL();
return (objClass1DAL.DeleteClass(objClassModel));
}
//修改班级信息的业务逻辑
public bool ChangeClass(ClassModel objClassModel)
{
ClassDAL objClass1DAL = new ClassDAL();
return (objClass1DAL.ChangeClass(objClassModel));
}
