public MainForm()
{
InitializeComponent();
// Keep a reference to the editable root collection
_pdvColllection = BusinessLogic.PDVCollection.GetList();
// Initialise the BindingSource with data. The DataGridView is connected to the BindingSource
pdvCollectionBindingSource.DataSource = _pdvColllection;
}
private void saveButton_Click(object sender, EventArgs e)
{
// Save the root collection - this will update all of the items in the collection.
// - Note a new root collection is returned.
if (!_pdvColllection.IsValid)
{
MessageBox.Show("Cannot save list because some items are invalid", "Save", MessageBoxButtons.OK, MessageBoxIcon.Information);
return;
}
_pdvColllection = _pdvColllection.Save();
// Update the binding source with the new instance;
pdvCollectionBindingSource.DataSource = null;
pdvCollectionBindingSource.DataSource = _pdvColllection;
}
