/// <summary>
/// Retrieves all the courses in the database and
/// populates the available courses listview
/// </summary>
public void PopulateAvailableCourses()
{
try
{
using (var context = new SchoolU_DBEntities())
{
AvailableCourseCollection.Clear();
IList <Course> allCourses = context.Courses.Where(i => i.CourseId != 0).ToList();
if (allCourses.Any())
{
foreach (var course in allCourses)
{
_availableCourseCollection.Add(course);
}
AvailableCourseCollection = _availableCourseCollection;
IsAddButtonEnabled = AvailableCourseCollection.Any();
IsRemoveButtonEnabled = AvailableCourseCollection.Any();
}
}
}
catch (Exception ex)
{
//MessageBox.Show(ex.Message);
return;
}
}
/// <summary>
/// Reset all the fields to
/// their default values
/// </summary>
public void ClearFields()
{
CourseName = string.Empty;
SelectedDepartment = DepartmentCollection.ElementAt(0);
SelectedCourseCollection.Clear();
AvailableCourseCollection.Clear();
PopulateAvailableCourses();
Edit_SaveLabel = "Edit";
IsEditEnabled = SelectedCourse != null;
}