public static bool DeletePhylum(Phylum SelectedPhylum)
{
try
{
DataAccessLayer.DeleteObject(SelectedPhylum);
DataAccessLayer.SaveChanges(System.Data.Objects.SaveOptions.None);
}
catch (Exception ex)
{
string s = ex.ToString();
DataAccessLayer.Refresh(System.Data.Objects.RefreshMode.StoreWins, SelectedPhylum);
return false;
}
DataAccessLayer.Refresh(System.Data.Objects.RefreshMode.StoreWins, SelectedPhylum);
return true;
}
private void btnDelete_Click(object sender, EventArgs e)
{
if (PhylumDataAccess.DeletePhylum(SelectedPhylum) == false)
{
MessageBox.Show("Cannot delete, child nodes still exist", "Delete Fail", MessageBoxButtons.OK, MessageBoxIcon.Warning);
}
SelectedPhylum = null;
LoadData();
try
{
dgPhylums.CurrentCell = dgPhylums.Rows[0].Cells[0];
dgPhylums.Rows[0].Selected = true;
}
catch
{
btnClasses.Enabled = false;
txtPhylumId.Text = "";
txtPhylumName.Text = "";
}
}
/// <summary>
/// Deprecated Method for adding a new object to the Phyla EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToPhyla(Phylum phylum)
{
base.AddObject("Phyla", phylum);
}
/// <summary>
/// Create a new Phylum object.
/// </summary>
/// <param name="phylumId">Initial value of the PhylumId property.</param>
public static Phylum CreatePhylum(global::System.Int32 phylumId)
{
Phylum phylum = new Phylum();
phylum.PhylumId = phylumId;
return phylum;
}
public static int SavePhylum(Phylum SelectedPhylum)
{
return DataAccessLayer.SaveChanges();
}
private void SelectPhylum(int id)
{
try
{
SelectedPhylum = PhylumDataAccess.GetPhylumById(id);
txtPhylumName.Text = SelectedPhylum.PhylumName;
txtPhylumId.Text = SelectedPhylum.PhylumId.ToString();
btnClasses.Enabled = true;
}
catch { }
}