Пример #1
0
        private void button3_Click(object sender, EventArgs e)
        {
            var db = new ChemistryContext();

            if (dataGridView1.SelectedRows.Count > 0)
            {
                int  index     = dataGridView1.SelectedRows[0].Index;
                int  id        = 0;
                bool converted = Int32.TryParse(dataGridView1[0, index].Value.ToString(), out id);
                if (converted == false)
                {
                    return;
                }

                Recipe recipe = db.Recipes.Find(id);

                RecipeForm recForm = new RecipeForm();
                recForm.textBox1.Text = recipe.Name;
                recForm.textBox2.Text = recipe.Description;

                DialogResult result = recForm.ShowDialog(this);


                recipe.Name        = recForm.textBox1.Text;
                recipe.Description = recForm.textBox2.Text;

                db.Entry(recipe).State = EntityState.Modified;
                db.SaveChanges();
                MessageBox.Show("Updated");
            }
        }//Dimash
Пример #2
0
        //ADd
        private void button4_Click(object sender, EventArgs e)
        {
            var          db      = new ChemistryContext();
            RecipeForm   recForm = new RecipeForm();
            DialogResult result  = recForm.ShowDialog(this);

            //if (result == DialogResult.Cancel)
            //    return;

            Recipe recipe = new Recipe();

            recipe.Name        = recForm.textBox1.Text;
            recipe.Description = recForm.textBox2.Text;

            db.Recipes.Add(recipe);
            db.SaveChanges();
            MessageBox.Show("New recipe added");
        }