private void btnSave_Click(object sender, EventArgs e)
{
if (textBox1.Text == "" || textBox2.Text == "" || textBox3.Text == "")
{
MessageBox.Show("Please fill out all the information!");
}
else
{
ProductProperties pro = new ProductProperties();
pro.ProductName = textBox1.Text;
pro.Price = Convert.ToDecimal(textBox2.Text);
pro.Quantity = Convert.ToInt32(textBox3.Text);
pro.ExpiryDate = dateTimePicker1.Value;
arrProduct.Add(pro);
listBox1.Items.Clear();
foreach (object items in arrProduct)
{
if (items != null)
{
listBox1.Items.Add(items);
}
}
textBox1.Clear();
textBox2.Clear();
textBox3.Clear();
dateTimePicker1.ResetText();
}
}
private void btnDelete_Click(object sender, EventArgs e)
{
ProductProperties p = (ProductProperties)listBox1.SelectedItem;
int index = arrProduct.IndexOf(p);
arrProduct[index] = null;
listBox1.Items.Clear();
foreach (object items in arrProduct)
{
if (items != null)
{
listBox1.Items.Add(items);
}
}
}
private void btnUpdate_Click(object sender, EventArgs e)
{
ProductProperties p = (ProductProperties)listBox1.SelectedItem;
int index = arrProduct.IndexOf(p);
arrProduct[index] = null;
textBox1.Text = p.ProductName;
textBox2.Text = p.Price.ToString();
textBox3.Text = p.Quantity.ToString();
dateTimePicker1.Value = p.ExpiryDate;
listBox1.Items.Clear();
foreach (object items in arrProduct)
{
if (items != null)
{
listBox1.Items.Add(items);
}
}
}
private void btnShowDetail_Click(object sender, EventArgs e)
{
ProductProperties p = (ProductProperties)listBox1.SelectedItem;
label6.Text = "Name :" + p.ProductName + "," + "Price :" + p.Price + "," + "Quantity:" + p.Quantity + "," + "Exp.Date :" + p.ExpiryDate;
}