public FirstWindow()
        {
            InitializeComponent();

            List <Contact> contact = new List <Contact>();

            contact = Baza.ContactList2();

            dataGrid.ItemsSource = contact;

            List <Alarm> alarm = new List <Alarm>();

            alarm = Baza.AlarmList2();

            dataGrid2.ItemsSource = alarm;

            List <Meet> meet = new List <Meet>();

            meet = Baza.MeetList2();

            dataGrid3.ItemsSource = meet;

            List <Note> note = new List <Note>();

            note = Baza.NoteList2();

            dataGrid4.ItemsSource = note;

            List <Address> address = new List <Address>();

            address = Baza.AddressList2();

            dataGrid5.ItemsSource = address;
        }
        public void Delete_Contact(object sender, RoutedEventArgs e)
        {
            var indexx = dataGrid.Items.IndexOf(dataGrid.CurrentItem);
            int omg    = indexx;

            label.Content = " " + omg;
            Baza.DeleteContact(omg + 1);
            List <Contact> contact = new List <Contact>();

            contact = Baza.ContactList2();
            dataGrid.ItemsSource = contact;
            label.Content        = "Kontakt usunięty";
        }
        private void add_contact(object sender, RoutedEventArgs e)
        {
            string fname      = contact_fName.Text;
            string lname      = contact_lName.Text;
            string phonstring = contact_phon.Text;
            int    phon       = int.Parse(phonstring);
            string mail       = contact_mail.Text;

            Baza.AddContact(fname, lname, phon, mail);

            contact_fName.Text = String.Empty;
            contact_lName.Text = String.Empty;
            contact_mail.Text  = String.Empty;
            contact_phon.Text  = String.Empty;

            label.Content = "Kontakt dodany";

            List <Contact> contact = new List <Contact>();

            contact = Baza.ContactList2();
            dataGrid.ItemsSource = contact;
        }
        private void Edit_Contact(object sender, RoutedEventArgs e)
        {
            var indexx = dataGrid.Items.IndexOf(dataGrid.CurrentItem);
            int omg    = indexx;

            string fname      = contact_fName.Text;
            string lname      = contact_lName.Text;
            string phonstring = contact_phon.Text;
            int    phon       = int.Parse(phonstring);
            string mail       = contact_mail.Text;

            Baza.EditContact(omg + 1, fname, lname, phon, mail);

            contact_fName.Text = String.Empty;
            contact_lName.Text = String.Empty;
            contact_mail.Text  = String.Empty;
            contact_phon.Text  = String.Empty;
            label.Content      = "Kontakt zmieniony";

            List <Contact> contact = new List <Contact>();

            contact = Baza.ContactList2();
            dataGrid.ItemsSource = contact;
        }