private void add_btn__Click(object sender, RoutedEventArgs e)
{
try
{
student = CreateStudentEntity();
studentIds.Add(student.StudentId);
_studentViewModel.SaveStudentData(student);
student_group_data_grid.ItemsSource = _studentViewModel.LoadStudentData();
ClearAll();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
private void Group_NA_Page_loaded(object sender, RoutedEventArgs e)
{
groupNAViewModel = new GroupNAViewModel();
Student_GroupViewModel = new Student_GroupViewModel();
groupNAs = groupNAViewModel.LoadGroupNAData();
group_combobx.ItemsSource = Student_GroupViewModel.LoadStudentData();
}
private void tag_combobx_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
ComboBox tagComboBx = sender as ComboBox;
if (tagComboBx.SelectedItem != null)
{
TagEntity selectedTag = tagComboBx.SelectedItem as TagEntity;
tagName = selectedTag.TagName;
if (tagName == "Lab")
{
grp_combobx.DisplayMemberPath = "SubGroupId";
grp_combobx.ItemsSource = _Student_SubGroupViewModel.LoadStudentData();
}
else
{
grp_combobx.DisplayMemberPath = "GroupId";
grp_combobx.ItemsSource = _Student_GroupViewModel.LoadStudentData();
}
tag_combobx_val = tagName;
CheckValidations();
isGrpIdSet = true;
}
}
private void Student_Group_Page_loaded(object sender, RoutedEventArgs e)
{
_studentViewModel = new Student_GroupViewModel();
students = _studentViewModel.LoadStudentData();
student_group_data_grid.ItemsSource = students;
foreach (Student_GroupEntity l in students)
{
studentIds.Add(l.StudentId);
}
add_btn_.IsEnabled = false;
update_btn_.IsEnabled = false;
delete_btn_.IsEnabled = false;
}