private void Refresh(bool fromServer)
{
string originalStatus = Status;
try
{
using (WaitCursor w = new WaitCursor())
{
if (fromServer)
{
Status = "Refreshing from server ...";
if (_customerCache.RefreshFromServer())
{
return;
}
}
int index = lstCustomers.SelectedIndex;
Dictionary <string, object> properties = new Dictionary <string, object>();
properties.Add(EntityReader <Customer> .GetPropertyName(p => p.CompanyName, false), txtCompanyName.Text);
List <Customer> customers = _customerCache.GetEntitiesByProperties(properties, false);
lstCustomers.Items.Clear();
customers.ForEach(p => lstCustomers.Items.Add(p));
if (index < lstCustomers.Items.Count)
{
lstCustomers.SelectedIndex = index;
}
else if (lstCustomers.Items.Count > 0)
{
lstCustomers.SelectedIndex = 0;
}
}
}
finally
{
if (Status != originalStatus)
{
Status = originalStatus;
}
}
}