private void btnConfirma_Click(object sender, EventArgs e)
        {
            Enum.TryParse(cbTip.Text, out TipActivitate tip);


            _instance.Denumire = cbDomenii.Text;
            _instance.tip      = tip;
            _instance.SetTitluProiect(tbTitlu.Text);
            _instance.SetLocatie(tbLocatie.Text);
            _instance.dataIncepere  = dtpInceput.Value;
            _instance.dataIncheiere = dtpIncheiere.Value;
            _instance.Prioritate    = cbPrioritate.Text;
            try
            {
                int progres = int.Parse(tbProgres.Text);
                _instance.SetProgres(progres);
            }
            catch (CustomException ex)
            {
                MessageBox.Show(ex.ToString());
            }


            this.Close();
        }
        private void btnConfirma_Click(object sender, EventArgs e)
        {
            bool            isDifferent = true;
            CustomException ex          = new CustomException();

            if (_instance.Denumire == cbDomenii.Text)
            {
                isDifferent = false;
            }

            Enum.TryParse(cbTip.Text, out TipActivitate tip);
            if (_instance.tip == tip && isDifferent)
            {
                isDifferent = false;
            }
            if (_instance.GetTitluProiect() == tbTitlu.Text && isDifferent)
            {
                isDifferent = false;
            }
            if (_instance.GetLocatie() == tbLocatie.Text && isDifferent)
            {
                isDifferent = false;
            }
            if (_instance.dataIncepere == dtpInceput.Value && isDifferent)
            {
                isDifferent = false;
            }
            if (_instance.dataIncheiere == dtpIncheiere.Value && isDifferent)
            {
                isDifferent = false;
            }
            if (_instance.Prioritate == cbPrioritate.Text && isDifferent)
            {
                isDifferent = false;
            }
            if (_instance.GetProgres() == int.Parse(tbProgres.Text) && isDifferent)
            {
                isDifferent = false;
            }

            if (isDifferent == true)
            {
                _instance.Denumire = cbDomenii.Text;
                _instance.tip      = tip;
                _instance.SetTitluProiect(tbTitlu.Text);
                _instance.SetLocatie(tbLocatie.Text);
                _instance.dataIncepere  = dtpInceput.Value;
                _instance.dataIncheiere = dtpIncheiere.Value;
                _instance.Prioritate    = cbPrioritate.Text;
                _instance.SetProgres(int.Parse(tbProgres.Text));
            }
            else
            {
                MessageBox.Show(ex.Message);
            }
            this.Close();
        }