public AddUpdateCourseViewModel(ICourseHandler courseHandler, IPreferenceEngine preferenceEngine, ILessonHandler lessonHandler) { _courseHandler = courseHandler; _lessonHandler = lessonHandler; _filePicker = preferenceEngine; Lessons = new ObservableCollection <Lesson>(); DBFiles = new ObservableCollection <DBFile>(); }
public AddUpdateLessonViewModel(ILessonHandler lessonHandler) { _lessonHandler = lessonHandler; }