public void UpdateStudentList(Student newStudent)
{
IsEmpty = false;
IsNotEmpty = true;
if (!string.IsNullOrEmpty(newStudent.StudentName))
{
ListOfStudents.Add(newStudent);
}
else
{
Application.Current.MainPage.DisplayAlert("Alert!", "Student name is missing.Please try again.", "OK");
}
}
private void GetAllStudents()
{
var allStudents = DatabaseHelper.GetInstance().GetStudentsForClass(_studentClass.ClassId);
if (allStudents != null && allStudents.Count > 0)
{
IsEmpty = false;
IsNotEmpty = true;
foreach (var student in allStudents)
{
ListOfStudents.Add(student);
}
}
}
private void AddAttendee()
{
bool IsInList = false;
if (SelectedStudent != null)
{
if ((ListOfStudents.Count == 0) && (AleadyInvitedStudents.Count == 0))
{
ListOfStudents.Add(SelectedStudent);
}
else
{
foreach (var s in ListOfStudents)
{
if (s == SelectedStudent)
{
IsInList = true;
}
else if (s != SelectedStudent)
{
continue;
}
}
foreach (var t in AleadyInvitedStudents)
{
if (t == SelectedStudent)
{
IsInList = true;
}
else if (t != SelectedStudent)
{
continue;
}
}
if (IsInList == true)
{
MessageDialog msg = new MessageDialog("This student is already added as attendee.");
msg.ShowAsync();
}
else
{
ListOfStudents.Add(SelectedStudent);
}
}
}
}
public void addStudents(Student student)
{
ListOfStudents.Add(student);
}
public void AddStudent(Student s)
{
ListOfStudents.Add(s);
}
