void PopulateDataGridView()
{
using (MYDATAEntities db = new MYDATAEntities())
{
dgvCustomer.DataSource = db.Customers.ToList <Customer>();
}
}
private void dgvCustomer_DoubleClick(object sender, EventArgs e)
{
if (dgvCustomer.CurrentRow.Index != -1)
{
model.CustomerID = Convert.ToInt32(dgvCustomer.CurrentRow.Cells["CustomerID"].Value);
using (MYDATAEntities db = new MYDATAEntities())
{
model = db.Customers.Where(x => x.CustomerID == model.CustomerID).FirstOrDefault();
txtFirstName.Text = model.FirstName;
txtLastName.Text = model.LastName;
txtCity.Text = model.City;
txtAddress.Text = model.Address;
}
btnSave.Text = "Update";
btnDelete.Enabled = true;
}
}
private void btnDelete_Click(object sender, EventArgs e)
{
if (MessageBox.Show("Are You Shure ?", "EF CURD Operation", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
using (MYDATAEntities db = new MYDATAEntities())
{
var entry = db.Entry(model);
if (entry.State == EntityState.Detached)
{
db.Customers.Attach(model);
}
db.Customers.Remove(model);
db.SaveChanges();
PopulateDataGridView();
Clear();
MessageBox.Show("Deleted SuccessFully..!");
}
}
}
private void btnSave_Click(object sender, EventArgs e)
{
model.FirstName = txtFirstName.Text.Trim();
model.LastName = txtLastName.Text.Trim();
model.City = txtCity.Text.Trim();
model.Address = txtAddress.Text.Trim();
using (MYDATAEntities db = new MYDATAEntities())
{
if (model.CustomerID == 0)
{
db.Customers.Add(model);
}
else
{
db.Entry(model).State = System.Data.Entity.EntityState.Modified;
}
db.SaveChanges();
}
Clear();
PopulateDataGridView();
MessageBox.Show("Saved Successfully...");
}
