public virtual void Delete()
{
MvvmDbContext db = null;
try
{
db = new MvvmDbContext();
if (!string.IsNullOrEmpty(EventArgument))
{
Entity =
db.Products.Find(Convert.ToInt32(EventArgument));
db.Products.Remove(Entity);
db.SaveChanges();
PageMode = PDSAPageModeEnum.List;
}
}
catch (Exception ex)
{
Publish(ex, "Error Deleting Product With ID="
+ Entity.ProductName);
}
}
protected void Update()
{
MvvmDbContext db = null;
try
{
db = new MvvmDbContext();
// Do editing here
db.Entry(Entity).State = EntityState.Modified;
db.SaveChanges();
PageMode = PDSAPageModeEnum.List;
}
catch (DbEntityValidationException ex)
{
IsValid = false;
ValidationErrorsToMessages(ex);
}
catch (Exception ex)
{
Publish(ex, "Error Updating Product With ID="
+ Entity.ProductId.ToString());
}
}
protected void Insert()
{
MvvmDbContext db = null;
try
{
db = new MvvmDbContext();
// Do editing here
db.Products.Add(Entity);
db.SaveChanges();
PageMode = PDSAPageModeEnum.List;
}
catch (DbEntityValidationException ex)
{
IsValid = false;
ValidationErrorsToMessages(ex);
}
catch (Exception ex)
{
Publish(ex, "Error Inserting New Product: '"
+ Entity.ProductName + "'");
}
}
