public Form_addCourseToStaffAndStudent(User u)
        {
            InitializeComponent();
            // init connection to database
            dal = new DbContextDal();

            //Receives a staff member indicating what authorization is, to know what actions are allowed
            user = u;
            if (user != null)
            {
                if (user.permission.Equals("Secretary"))
                {
                    staffMember = secretary = dal.secretaries.Find(user.ID);
                }
                else if (user.permission.Equals("Admin"))
                {
                    staffMember = admin = dal.admins.Find(user.ID);
                }
                else if (user.permission.Equals("Lecturer"))
                {
                    staffMember = lecturer = dal.lecturers.Find(user.ID);
                }
                else if (user.permission.Equals("Practitioner"))
                {
                    staffMember = practitioner = dal.practitiners.Find(user.ID);
                }
                else if (user.permission.Equals("Student"))
                {
                    student = dal.students.Find(user.ID);
                }
                else
                {
                    MessageBox.Show("Error: Could not identify user details!");
                    clickGoBack = true;
                    Close();
                }
            }
            else
            {
                MessageBox.Show("Error: Could not identify user details!");
                clickGoBack = true;
                Close();
            }
            resertDetailCourse();
            UpdateDefaultButton();
            initPermission();
            GeneralFuntion.BlockResizeListViewColumns(listView_coursesFounded);
            GeneralFuntion.Form_Center_FixedDialog(this);
        }
 private void btn_resetDetails_Click(object sender, EventArgs e)
 {
     txt_TB_ID.Text       = "";
     txt_TB_Name.Text     = "";
     txt_TB_Date.Text     = "";
     txt_TB_Password.Text = "";
     txt_TB_Phone.Text    = "";
     txt_CB_Gender.Text   = "";
     txt_CB_Type.Text     = "";
     txt_TB_Email.Text    = "";
     isOnUpdating         = false;
     staffSelected        = null;
     updateButtons();
     listView_staffFounded.Items.Clear();
 }
        private void txt_TB_idOfStaffMember_TextChanged(object sender, EventArgs e)
        {
            GeneralFuntion.textBox_numeric(txt_TB_idOfStaffMember, null);
            int id = -1;

            try
            {
                id = System.Convert.ToInt32(txt_TB_idOfStaffMember.Text.ToString());
            }
            catch (Exception) { }

            staffMember = null;
            if (id > 0)
            {
                staffMember = getStaffMemberFromID(id);
            }

            if (staffMember != null)
            {
                lbl_permission_change.Text = staffMember.Type;
                btn_add_toStaffmember.Text = "Add to - " + staffMember.Name + " ( " + staffMember.ID + " )";
                UpdateButtons();
            }
            else
            {
                Student std = dal.students.Find(id);

                if (std != null)
                {
                    lbl_permission_change.Text = "Student";
                    btn_add_toStaffmember.Text = "Add to - " + std.Name + " ( " + std.ID + " )";
                    UpdateButtons();
                }
                else
                {
                    lbl_permission_change.Text = "Premission";
                    btn_add_toStaffmember.Text = "Add";
                    UpdateButtons();
                }
            }
        }
        private bool validDetailsOfRequiredFields()
        {
            bool   flag            = true;
            string strErrorMassage = "";

            staffSelected = new StaffMember();
            try
            {
                staffSelected.ID = System.Convert.ToInt32(txt_TB_ID.Text.ToString());
            }
            catch (Exception) { flag = false; }

            if (txt_CB_Gender.Text.Length > 0)
            {
                staffSelected.Gender = txt_CB_Gender.Text.ToString();
            }
            else
            {
                flag             = false;
                strErrorMassage += "* Gender field is invalid      : 'empty' .\n";
            }

            if (txt_CB_Type.Text.Length > 0)
            {
                staffSelected.Type = txt_CB_Type.Text.ToString();
            }
            else
            {
                flag             = false;
                strErrorMassage += "* Type field is invalid         : 'empty' .\n";
            }


            string str_name = txt_TB_Name.Text.ToString();

            if (str_name.Trim().Length > 0)
            {
                str_name           = GeneralFuntion.CapitalizeFirstLetterEachWord(str_name);
                staffSelected.Name = str_name;
            }
            else
            {
                strErrorMassage += "* Name field is invalid          : 'empty' .\n";
            }

            DateTime date;
            bool     parseResult = DateTime.TryParse(txt_TB_Date.Text.ToString(), out date);

            if (parseResult)
            {
                //parse was successful, continue
                DateTime now = DateTime.Today;

                if (date.Year < now.Year && (now.Year - date.Year) < 120 && (now.Year - date.Year) > 0)
                {
                    staffSelected.BirthDate = date;
                    int age = now.Year - staffSelected.BirthDate.GetValueOrDefault().Year;
                    if (now < staffSelected.BirthDate.GetValueOrDefault().AddYears(age))
                    {
                        age--;
                    }

                    if (age >= 0 && age <= 120)
                    {
                        staffSelected.Age = age;
                    }
                    else
                    {
                        staffSelected.Age = -1;
                    }
                }
                else
                {
                    strErrorMassage += "* Birth-Date field is invalid : '" + txt_TB_Date.Text + "' .\n";
                }
            }
            else
            {
                if (txt_TB_Date.TextLength == 0)
                {
                    strErrorMassage += "* Birth-Date field is invalid : 'empty' .\n";
                }
                else
                {
                    strErrorMassage += "* Birth-Date field is invalid : '" + txt_TB_Date.Text + "' .\n";
                }
            }


            string str_phoneNumber = txt_TB_Phone.Text.ToString();

            if (GeneralFuntion.ValidPhone(str_phoneNumber) && str_phoneNumber.Length > 0)
            {
                staffSelected.Phone = str_phoneNumber;
            }
            else
            {
                if (str_phoneNumber.Equals(""))
                {
                    strErrorMassage += "* PhoneNumber field is invalid : 'empty' .\n";
                }
                else
                {
                    strErrorMassage += "* PhoneNumber field is invalid : '" + str_phoneNumber + "' .\n";
                }
            }

            if (txt_TB_Password.TextLength == 0)
            {
                strErrorMassage += "* Password field is invalid : 'empty' (default password: '******').\n";
            }

            if (dal.users.Where(x => x.email.Equals(txt_TB_Email.Text)).FirstOrDefault() != null)
            {
                strErrorMassage  += "* Email field is invalid : Already exist student with this email.\n";
                txt_TB_Email.Text = "";
            }

            if (!strErrorMassage.Equals(""))
            {
                MessageBox.Show("There is some invalid values: \n\n" + strErrorMassage + "\nAdd a " + staffSelected.Type + " with NULL value at thes fields.");
            }

            return(flag);
        }
        private void listView_studentFounded_SelectedIndexChanged(object sender, EventArgs e)
        {
            // get the id code of course from selected list
            string strcode = "";

            // if there is items in list
            if (listView_staffFounded.Items.Count > 0)
            {
                try
                {
                    strcode = listView_staffFounded.SelectedItems[0].Text.ToString();
                }
                catch (Exception) { }
                // if we get nothing , exit
                if (strcode.Equals(""))
                {
                    return;
                }
            }
            else
            {
                return;
            }

            // id of the course
            int id = -1;

            // convert from string
            try
            {
                id = System.Convert.ToInt32(strcode);
            }
            catch (Exception) { return; }

            // find the specefic course from database
            try
            {
                userSelected = dal.users.Find(id);

                if (userSelected != null)
                {
                    if (userSelected.permission.Equals("Secretary"))
                    {
                        staffSelected = dal.secretaries.Find(id);
                    }
                    else if (userSelected.permission.Equals("Admin"))
                    {
                        staffSelected = dal.admins.Find(id);
                    }
                    else if (userSelected.permission.Equals("Lecturer"))
                    {
                        staffSelected = dal.lecturers.Find(id);
                    }
                    else if (userSelected.permission.Equals("Practitioner"))
                    {
                        staffSelected = dal.practitiners.Find(id);
                    }
                    else if (userSelected.permission.Equals("StudentCoordinator"))
                    {
                        staffSelected = dal.StudentCoordinators.Find(id);
                    }
                    else if (userSelected.permission.Equals("Grader"))
                    {
                        staffSelected = dal.Graders.Find(id);
                    }
                    else if (userSelected.permission.Equals("Registrar"))
                    {
                        staffSelected = dal.Registrars.Find(id);
                    }
                }
            }
            catch (Exception) { return; }

            // update the detail of course in the down pane of detail course to add my list courses learning
            if (staffSelected != null && userSelected != null)
            {
                isOnUpdating         = true;
                txt_TB_Name.Text     = staffSelected.Name;
                txt_TB_Password.Text = userSelected.password;
                txt_TB_Email.Text    = userSelected.email;
                txt_TB_Phone.Text    = staffSelected.Phone;
                txt_CB_Gender.Text   = staffSelected.Gender;
                txt_CB_Type.Text     = staffSelected.Type;
                txt_TB_Date.Text     = staffSelected.BirthDate.Value.ToShortDateString();
                updateButtons();
                txt_TB_ID.Text = staffSelected.ID.ToString();
            }
            else
            {
                isOnUpdating = false;
            }
            updateButtons();
        }
        private void btn_search_Click(object sender, EventArgs e)
        {
            // Clear the ListView control items
            listView_staffFounded.Items.Clear();

            if (lecturer != null)
            {
                listAdmins        = null;
                listSecretaries   = null;
                listPractitioners = null;
                listLecturers     = dal.lecturers.Where(x => x.ID == lecturer.ID).ToList <Lecturer>();
            }
            else if (practitioner != null)
            {
                listAdmins        = null;
                listSecretaries   = null;
                listLecturers     = null;
                listPractitioners = dal.practitiners.Where(x => x.ID == practitioner.ID).ToList <Practitioner>();
            }
            else if (staffSelected != null)
            {
                listView_staffFounded.Items.Clear();
                listLecturers     = dal.lecturers.Where(x => x.ID == staffSelected.ID).ToList <Lecturer>();
                listPractitioners = dal.practitiners.Where(x => x.ID == staffSelected.ID).ToList <Practitioner>();
                listSecretaries   = dal.secretaries.Where(x => x.ID == staffSelected.ID).ToList <Secretary>();
                listAdmins        = dal.admins.Where(x => x.ID == staffSelected.ID).ToList <Admin>();

                listStudentC   = dal.StudentCoordinators.Where(x => x.ID == staffSelected.ID).ToList <StudentCoordinator>();
                listRegistrars = dal.Registrars.Where(x => x.ID == staffSelected.ID).ToList <Registrar>();
                listGraders    = dal.Graders.Where(x => x.ID == staffSelected.ID).ToList <Grader>();
            }
            else
            {
                // search course by id - from database
                if (txt_TB_ID.TextLength > 0)
                {
                    int  id = System.Convert.ToInt32(txt_TB_ID.Text.ToString());
                    User u  = dal.users.Find(id);
                    if (u != null)
                    {
                        if (u.permission.Equals("Secretary"))
                        {
                            staffSelected = dal.secretaries.Find(id);
                        }
                        else if (u.permission.Equals("Lecturer"))
                        {
                            staffSelected = dal.lecturers.Find(id);
                        }
                        else if (u.permission.Equals("Practitioner"))
                        {
                            staffSelected = dal.practitiners.Find(id);
                        }
                        else if (u.permission.Equals("Admin"))
                        {
                            staffSelected = dal.admins.Find(id);
                        }
                        else if (u.permission.Equals("Grader"))
                        {
                            staffSelected = dal.Graders.Find(id);
                        }
                        else if (u.permission.Equals("Registrar"))
                        {
                            staffSelected = dal.Registrars.Find(id);
                        }
                        else if (u.permission.Equals("StudentCoordinator"))
                        {
                            staffSelected = dal.StudentCoordinators.Find(id);
                        }
                    }
                }
                // search course by name - from database
                else if (txt_TB_Name.TextLength > 0)
                {
                    listSecretaries   = dal.secretaries.Where(x => x.Name.Contains(txt_TB_Name.Text.ToString())).ToList <Secretary>();
                    listLecturers     = dal.lecturers.Where(x => x.Name.Contains(txt_TB_Name.Text.ToString())).ToList <Lecturer>();
                    listPractitioners = dal.practitiners.Where(x => x.Name.Contains(txt_TB_Name.Text.ToString())).ToList <Practitioner>();
                    listAdmins        = dal.admins.Where(x => x.Name.Contains(txt_TB_Name.Text.ToString())).ToList <Admin>();
                    listStudentC      = dal.StudentCoordinators.Where(x => x.Name.Contains(txt_TB_Name.Text.ToString())).ToList <StudentCoordinator>();
                    listRegistrars    = dal.Registrars.Where(x => x.Name.Contains(txt_TB_Name.Text.ToString())).ToList <Registrar>();
                    listGraders       = dal.Graders.Where(x => x.Name.Contains(txt_TB_Name.Text.ToString())).ToList <Grader>();
                }
                else if (!txt_CB_Gender.Text.Equals(""))
                {
                    listSecretaries   = dal.secretaries.Where(x => x.Gender.Equals(txt_CB_Gender.Text.ToString())).ToList <Secretary>();
                    listLecturers     = dal.lecturers.Where(x => x.Gender.Equals(txt_CB_Gender.Text.ToString())).ToList <Lecturer>();
                    listPractitioners = dal.practitiners.Where(x => x.Gender.Equals(txt_CB_Gender.Text.ToString())).ToList <Practitioner>();
                    listAdmins        = dal.admins.Where(x => x.Gender.Equals(txt_CB_Gender.Text.ToString())).ToList <Admin>();
                    listStudentC      = dal.StudentCoordinators.Where(x => x.Gender.Equals(txt_CB_Gender.Text.ToString())).ToList <StudentCoordinator>();
                    listRegistrars    = dal.Registrars.Where(x => x.Gender.Equals(txt_CB_Gender.Text.ToString())).ToList <Registrar>();
                    listGraders       = dal.Graders.Where(x => x.Gender.Equals(txt_CB_Gender.Text.ToString())).ToList <Grader>();
                }
                else if (!txt_CB_Type.Text.Equals(""))
                {
                    if (txt_CB_Type.Text.Equals("Secretary"))
                    {
                        listSecretaries   = dal.secretaries.ToList <Secretary>();
                        listLecturers     = null;
                        listPractitioners = null;
                        listAdmins        = null;
                        listGraders       = null;
                        listRegistrars    = null;
                        listStudentC      = null;
                    }
                    else if (txt_CB_Type.Text.Equals("Lecturer"))
                    {
                        listSecretaries   = null;
                        listLecturers     = dal.lecturers.ToList <Lecturer>();
                        listPractitioners = null;
                        listAdmins        = null;
                        listGraders       = null;
                        listRegistrars    = null;
                        listStudentC      = null;
                    }
                    else if (txt_CB_Type.Text.Equals("Practitioner"))
                    {
                        listSecretaries   = null;
                        listLecturers     = null;
                        listPractitioners = dal.practitiners.ToList <Practitioner>();
                        listAdmins        = null;
                        listGraders       = null;
                        listRegistrars    = null;
                        listStudentC      = null;
                    }
                    else if (txt_CB_Type.Text.Equals("Admin"))
                    {
                        listSecretaries   = null;
                        listLecturers     = null;
                        listPractitioners = null;
                        listGraders       = null;
                        listRegistrars    = null;
                        listStudentC      = null;
                        listAdmins        = dal.admins.ToList <Admin>();
                    }
                    else if (txt_CB_Type.Text.Equals("Grader"))
                    {
                        listSecretaries   = null;
                        listLecturers     = null;
                        listPractitioners = null;
                        listAdmins        = null;
                        listGraders       = dal.Graders.ToList <Grader>();
                        listRegistrars    = null;
                        listStudentC      = null;
                    }
                    else if (txt_CB_Type.Text.Equals("Registrar"))
                    {
                        listSecretaries   = null;
                        listLecturers     = null;
                        listPractitioners = null;
                        listAdmins        = null;
                        listRegistrars    = dal.Registrars.ToList <Registrar>();
                        listGraders       = null;
                        listStudentC      = null;
                    }
                    else if (txt_CB_Type.Text.Equals("StudentCoordinator"))
                    {
                        listSecretaries   = null;
                        listLecturers     = null;
                        listPractitioners = null;
                        listAdmins        = null;
                        listStudentC      = dal.StudentCoordinators.ToList <StudentCoordinator>();
                        listGraders       = null;
                        listRegistrars    = null;
                    }
                }
                else if (!txt_TB_Date.Text.Equals(""))
                {
                    try
                    {
                        DateTime date;
                        bool     parseResult = DateTime.TryParse(txt_TB_Date.Text.ToString(), out date);
                        if (parseResult)
                        {
                            listSecretaries = dal.secretaries.Where(x => x.BirthDate.Value.Year == date.Year &&
                                                                    x.BirthDate.Value.Month == date.Month &&
                                                                    x.BirthDate.Value.Day == date.Day).ToList <Secretary>();
                            listLecturers = dal.lecturers.Where(x => x.BirthDate.Value.Year == date.Year &&
                                                                x.BirthDate.Value.Month == date.Month &&
                                                                x.BirthDate.Value.Day == date.Day).ToList <Lecturer>();
                            listPractitioners = dal.practitiners.Where(x => x.BirthDate.Value.Year == date.Year &&
                                                                       x.BirthDate.Value.Month == date.Month &&
                                                                       x.BirthDate.Value.Day == date.Day).ToList <Practitioner>();
                            listAdmins = dal.admins.Where(x => x.BirthDate.Value.Year == date.Year &&
                                                          x.BirthDate.Value.Month == date.Month &&
                                                          x.BirthDate.Value.Day == date.Day).ToList <Admin>();
                            listStudentC = dal.StudentCoordinators.Where(x => x.BirthDate.Value.Year == date.Year &&
                                                                         x.BirthDate.Value.Month == date.Month &&
                                                                         x.BirthDate.Value.Day == date.Day).ToList <StudentCoordinator>();
                            listRegistrars = dal.Registrars.Where(x => x.BirthDate.Value.Year == date.Year &&
                                                                  x.BirthDate.Value.Month == date.Month &&
                                                                  x.BirthDate.Value.Day == date.Day).ToList <Registrar>();
                            listGraders = dal.Graders.Where(x => x.BirthDate.Value.Year == date.Year &&
                                                            x.BirthDate.Value.Month == date.Month &&
                                                            x.BirthDate.Value.Day == date.Day).ToList <Grader>();
                        }
                        else
                        {
                            listSecretaries   = null;
                            listLecturers     = null;
                            listPractitioners = null;
                            listAdmins        = null;
                            listGraders       = null;
                            listRegistrars    = null;
                            listStudentC      = null;
                        }
                    }
                    catch (Exception) {
                        listSecretaries   = null;
                        listLecturers     = null;
                        listPractitioners = null;
                        listAdmins        = null;
                        listGraders       = null;
                        listRegistrars    = null;
                        listStudentC      = null;
                    }
                }
                else if (!txt_TB_Phone.Text.Equals(""))
                {
                    listSecretaries   = dal.secretaries.Where(x => x.Phone.Contains(txt_TB_Phone.Text.ToString())).ToList <Secretary>();
                    listLecturers     = dal.lecturers.Where(x => x.Phone.Contains(txt_TB_Phone.Text.ToString())).ToList <Lecturer>();
                    listPractitioners = dal.practitiners.Where(x => x.Phone.Contains(txt_TB_Phone.Text.ToString())).ToList <Practitioner>();
                    listAdmins        = dal.admins.Where(x => x.Phone.Contains(txt_TB_Phone.Text.ToString())).ToList <Admin>();
                    listGraders       = dal.Graders.Where(x => x.Phone.Contains(txt_TB_Phone.Text.ToString())).ToList <Grader>();
                    listRegistrars    = dal.Registrars.Where(x => x.Phone.Contains(txt_TB_Phone.Text.ToString())).ToList <Registrar>();
                    listStudentC      = dal.StudentCoordinators.Where(x => x.Phone.Contains(txt_TB_Phone.Text.ToString())).ToList <StudentCoordinator>();
                }
                // display all courses - from database
                else
                {
                    listSecretaries   = dal.secretaries.ToList <Secretary>();
                    listLecturers     = dal.lecturers.ToList <Lecturer>();
                    listPractitioners = dal.practitiners.ToList <Practitioner>();
                    listAdmins        = dal.admins.ToList <Admin>();
                    listGraders       = dal.Graders.ToList <Grader>();
                    listRegistrars    = dal.Registrars.ToList <Registrar>();
                    listStudentC      = dal.StudentCoordinators.ToList <StudentCoordinator>();
                }
            }

            // there aren't any courses, exit
            if (staffSelected == null && listSecretaries == null && listLecturers == null && listPractitioners == null && listAdmins == null && listStudentC == null && listRegistrars == null && listGraders == null)
            {
                MessageBox.Show("Can't find any staffMember!");
                return;
            }
            int j = 0;

            // add items to listView controll corses
            string[]     arr = new string[9];
            ListViewItem itm; //= new ListViewItem();


            if (listSecretaries != null)
            {
                for (int i = 0; i < listSecretaries.Count(); i++)
                {
                    arr[0] = listSecretaries.ElementAt(i).ID.ToString();
                    arr[1] = listSecretaries.ElementAt(i).Name;
                    arr[2] = listSecretaries.ElementAt(i).Gender.ToString();
                    arr[3] = listSecretaries.ElementAt(i).Age.ToString();
                    if (listSecretaries.ElementAt(i).BirthDate != null)
                    {
                        arr[4] = listSecretaries.ElementAt(i).BirthDate.Value.ToShortDateString();
                    }
                    else
                    {
                        arr[4] = "";
                    }
                    arr[5] = listSecretaries.ElementAt(i).Phone;
                    arr[6] = dal.users.Find(listSecretaries.ElementAt(i).ID).email;
                    arr[7] = listSecretaries.ElementAt(i).Type;

                    itm = new ListViewItem(arr);
                    listView_staffFounded.Items.Add(itm);

                    // colored the line in listview
                    if (j % 2 == 1)
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#f2f2f2");
                    }
                    else
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#ffffff");
                    }
                }
            }
            if (listLecturers != null)
            {
                for (int i = 0; i < listLecturers.Count(); i++)
                {
                    arr[0] = listLecturers.ElementAt(i).ID.ToString();
                    arr[1] = listLecturers.ElementAt(i).Name;
                    arr[2] = listLecturers.ElementAt(i).Gender.ToString();
                    arr[3] = listLecturers.ElementAt(i).Age.ToString();
                    if (listLecturers.ElementAt(i).BirthDate != null)
                    {
                        arr[4] = listLecturers.ElementAt(i).BirthDate.Value.ToShortDateString();
                    }
                    else
                    {
                        arr[4] = "";
                    }
                    arr[5] = listLecturers.ElementAt(i).Phone;
                    arr[6] = dal.users.Find(listLecturers.ElementAt(i).ID).email;
                    arr[7] = listLecturers.ElementAt(i).Type;

                    itm = new ListViewItem(arr);
                    listView_staffFounded.Items.Add(itm);

                    // colored the line in listview
                    if (j % 2 == 1)
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#f2f2f2");
                    }
                    else
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#ffffff");
                    }
                }
            }
            if (listPractitioners != null)
            {
                for (int i = 0; i < listPractitioners.Count(); i++)
                {
                    arr[0] = listPractitioners.ElementAt(i).ID.ToString();
                    arr[1] = listPractitioners.ElementAt(i).Name;
                    arr[2] = listPractitioners.ElementAt(i).Gender.ToString();
                    arr[3] = listPractitioners.ElementAt(i).Age.ToString();
                    if (listPractitioners.ElementAt(i).BirthDate != null)
                    {
                        arr[4] = listPractitioners.ElementAt(i).BirthDate.Value.ToShortDateString();
                    }
                    else
                    {
                        arr[4] = "";
                    }
                    arr[5] = listPractitioners.ElementAt(i).Phone;
                    arr[6] = dal.users.Find(listPractitioners.ElementAt(i).ID).email;
                    arr[7] = listPractitioners.ElementAt(i).Type;

                    itm = new ListViewItem(arr);
                    listView_staffFounded.Items.Add(itm);

                    // colored the line in listview
                    if (j % 2 == 1)
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#f2f2f2");
                    }
                    else
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#ffffff");
                    }
                }
            }
            if (listAdmins != null)
            {
                for (int i = 0; i < listAdmins.Count(); i++)
                {
                    arr[0] = listAdmins.ElementAt(i).ID.ToString();
                    arr[1] = listAdmins.ElementAt(i).Name;
                    arr[2] = listAdmins.ElementAt(i).Gender.ToString();
                    arr[3] = listAdmins.ElementAt(i).Age.ToString();
                    if (listAdmins.ElementAt(i).BirthDate != null)
                    {
                        arr[4] = listAdmins.ElementAt(i).BirthDate.Value.ToShortDateString();
                    }
                    else
                    {
                        arr[4] = "";
                    }
                    arr[5] = listAdmins.ElementAt(i).Phone;
                    arr[6] = dal.users.Find(listAdmins.ElementAt(i).ID).email;
                    arr[7] = listAdmins.ElementAt(i).Type;

                    itm = new ListViewItem(arr);
                    listView_staffFounded.Items.Add(itm);

                    // colored the line in listview
                    if (j % 2 == 1)
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#f2f2f2");
                    }
                    else
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#ffffff");
                    }
                }
            }
            if (listStudentC != null)
            {
                for (int i = 0; i < listStudentC.Count(); i++)
                {
                    arr[0] = listStudentC.ElementAt(i).ID.ToString();
                    arr[1] = listStudentC.ElementAt(i).Name;
                    arr[2] = listStudentC.ElementAt(i).Gender.ToString();
                    arr[3] = listStudentC.ElementAt(i).Age.ToString();
                    if (listStudentC.ElementAt(i).BirthDate != null)
                    {
                        arr[4] = listStudentC.ElementAt(i).BirthDate.Value.ToShortDateString();
                    }
                    else
                    {
                        arr[4] = "";
                    }
                    arr[5] = listStudentC.ElementAt(i).Phone;
                    arr[6] = dal.users.Find(listStudentC.ElementAt(i).ID).email;
                    arr[7] = listStudentC.ElementAt(i).Type;

                    itm = new ListViewItem(arr);
                    listView_staffFounded.Items.Add(itm);

                    // colored the line in listview
                    if (j % 2 == 1)
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#f2f2f2");
                    }
                    else
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#ffffff");
                    }
                }
            }
            if (listRegistrars != null)
            {
                for (int i = 0; i < listRegistrars.Count(); i++)
                {
                    arr[0] = listRegistrars.ElementAt(i).ID.ToString();
                    arr[1] = listRegistrars.ElementAt(i).Name;
                    arr[2] = listRegistrars.ElementAt(i).Gender.ToString();
                    arr[3] = listRegistrars.ElementAt(i).Age.ToString();
                    if (listRegistrars.ElementAt(i).BirthDate != null)
                    {
                        arr[4] = listRegistrars.ElementAt(i).BirthDate.Value.ToShortDateString();
                    }
                    else
                    {
                        arr[4] = "";
                    }
                    arr[5] = listRegistrars.ElementAt(i).Phone;
                    arr[6] = dal.users.Find(listRegistrars.ElementAt(i).ID).email;
                    arr[7] = listRegistrars.ElementAt(i).Type;

                    itm = new ListViewItem(arr);
                    listView_staffFounded.Items.Add(itm);

                    // colored the line in listview
                    if (j % 2 == 1)
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#f2f2f2");
                    }
                    else
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#ffffff");
                    }
                }
            }
            if (listGraders != null)
            {
                for (int i = 0; i < listGraders.Count(); i++)
                {
                    arr[0] = listGraders.ElementAt(i).ID.ToString();
                    arr[1] = listGraders.ElementAt(i).Name;
                    arr[2] = listGraders.ElementAt(i).Gender.ToString();
                    arr[3] = listGraders.ElementAt(i).Age.ToString();
                    if (listGraders.ElementAt(i).BirthDate != null)
                    {
                        arr[4] = listGraders.ElementAt(i).BirthDate.Value.ToShortDateString();
                    }
                    else
                    {
                        arr[4] = "";
                    }
                    arr[5] = listGraders.ElementAt(i).Phone;
                    arr[6] = dal.users.Find(listGraders.ElementAt(i).ID).email;
                    arr[7] = listGraders.ElementAt(i).Type;

                    itm = new ListViewItem(arr);
                    listView_staffFounded.Items.Add(itm);

                    // colored the line in listview
                    if (j % 2 == 1)
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#f2f2f2");
                    }
                    else
                    {
                        listView_staffFounded.Items[j++].BackColor = System.Drawing.ColorTranslator.FromHtml("#ffffff");
                    }
                }
            }
            listView_staffFounded.Sort();
        }
Пример #7
0
 public bool addNewStaffMember(StaffMember s, string password, string email)
 {
     return(SettingDatabase.Add_New_StaffMember(s, password, email));
 }