コード例 #1
0
        private void btnAdd_Click(object sender, EventArgs e)
        {
            IncomeAEForm iaeForm = new IncomeAEForm();

            List <IncCategory> incCategories = context.IncCategoryList.ToList();

            iaeForm.cbCategory.DataSource    = incCategories;
            iaeForm.cbCategory.ValueMember   = "IncCategoryId";
            iaeForm.cbCategory.DisplayMember = "Name";

            DialogResult result = iaeForm.ShowDialog(this);

            if (result == DialogResult.Cancel)
            {
                return;
            }

            Income income = new Income();

            income.IncDate     = (DateTime)iaeForm.dtDate.Value;
            income.IncSum      = decimal.Parse(iaeForm.txtIncSum.Text);
            income.IncCategory = (IncCategory)iaeForm.cbCategory.SelectedItem;
            income.Descr       = iaeForm.txtDescr.Text;

            context.IncList.Add(income);
            context.SaveChanges();

            MessageBox.Show("Доход добавлен");
        }
コード例 #2
0
        private void btnEdit_Click(object sender, EventArgs e)
        {
            if (dataGridView.SelectedRows.Count > 0)
            {
                int  index     = dataGridView.SelectedRows[0].Index;
                int  id        = 0;
                bool converted = Int32.TryParse(dataGridView[0, index].Value.ToString(), out id);
                if (converted == false)
                {
                    return;
                }

                Income income = context.IncList.Find(id);

                IncomeAEForm iaeForm = new IncomeAEForm();

                iaeForm.dtDate.Value            = income.IncDate;
                iaeForm.txtIncSum.Text          = income.IncSum.ToString();
                iaeForm.cbCategory.SelectedItem = income.IncCategory;
                iaeForm.txtDescr.Text           = income.Descr;

                List <IncCategory> incCats = context.IncCategoryList.ToList();
                iaeForm.cbCategory.DataSource    = incCats;
                iaeForm.cbCategory.ValueMember   = "IncCategoryId";
                iaeForm.cbCategory.DisplayMember = "Name";

                if (income.IncCategory != null)
                {
                    iaeForm.cbCategory.SelectedValue = income.IncCategory.IncCategoryId;
                }

                DialogResult result = iaeForm.ShowDialog(this);

                if (result == DialogResult.Cancel)
                {
                    return;
                }

                income.IncDate     = (DateTime)iaeForm.dtDate.Value;
                income.IncSum      = decimal.Parse(iaeForm.txtIncSum.Text);
                income.IncCategory = (IncCategory)iaeForm.cbCategory.SelectedItem;
                income.Descr       = iaeForm.txtDescr.Text;



                context.Entry(income).State = EntityState.Modified;
                context.SaveChanges();

                MessageBox.Show("Запись обновлен");
            }
        }