private void InitCourseList()
{
#region 本地数据库时使用,数据加载一般不会有延时
//// 获取所有课程列表
//ICourseService cSvc = new CourseService();
//this.courseAll = cSvc.GetCourseTeacherInfo();
//this.CourseInfoList = new ObservableCollection<Course>(courseAll);
#endregion
#region 远端数据库时使用
ICourseService cSvc = new CourseService();
Task.Run(new System.Action(async() =>
{
courseAll = cSvc.GetCourseTeacherInfo();
// 延迟4s显示
await Task.Delay(4000);
// 加入主线程序列
Application.Current.Dispatcher.Invoke(new System.Action(() =>
{
foreach (var item in courseAll)
{
CourseInfoList.Add(item);
}
}));
}));
#endregion
}
private void DoTeacherFilterCmd(object o)
{
string name = o.ToString();
List <Course> tempList = this.courseAll;
if (name != "全部")
{
tempList = this.courseAll.Where(t => t.Teacher.Exists(u => u.RealName == name)).ToList();
}
CourseInfoList.Clear();
foreach (var item in tempList)
{
this.CourseInfoList.Add(item);
}
}
