public PumpListUIObjects GetPumpList(long stationid)
{
currentStationId = stationid;
// populate our list of customers from the data access layer
PumpListUIObjects iTabObjs = new PumpListUIObjects();
try
{
App.Log.LogDebugMessage(String.Format(@"GetALLPump w stationid = {0}", stationid));
List <PumpListRecord> iTabDataObjects = dataAccessLayer.GetAllPump(stationid);
foreach (PumpListRecord iTabDataObject in iTabDataObjects)
{
// create a business object from each data object
PumpUIObject tobj = new PumpUIObject(iTabDataObject);
tobj.StationId = stationid;
iTabObjs.Add(tobj);
}
iTabObjs.PumpListItemEndEdit += new PumpListItemEndEditEventHandler(PumpListItemEndEdit);
iTabObjs.CollectionChanged += new NotifyCollectionChangedEventHandler(PumpListCollectionChanged);
App.Log.LogDebugMessage(String.Format(@"GetALLPump w stationid = {0} success!", stationid));
}
catch (Exception err)
{
App.Log.LogException(err);
//throw;
}
return(iTabObjs);
}
void PumpListCollectionChanged(object sender, System.Collections.Specialized.NotifyCollectionChangedEventArgs e)
{
//throw new NotImplementedException();
if (e.Action == NotifyCollectionChangedAction.Remove)
{
try
{
foreach (object item in e.OldItems)
{
PumpUIObject iTabObject = item as PumpUIObject;
// use the data access layer to delete the wrapped data object
dataAccessLayer.DeletePump(iTabObject.GetDataObject());
}
}
catch (Exception ex)
{
if (PumpListPersistenceError != null)
{
PumpListPersistenceError(this, ex);
}
App.Log.LogException(ex);
}
}
else if (e.Action == NotifyCollectionChangedAction.Add)
{
try
{
foreach (object item in e.NewItems)
{
PumpUIObject iTabObject = item as PumpUIObject;
iTabObject.StationId = currentStationId;
}
}
catch (Exception ex)
{
if (PumpListPersistenceError != null)
{
PumpListPersistenceError(this, ex);
}
App.Log.LogException(ex);
}
}
}
void PumpListItemEndEdit(System.ComponentModel.IEditableObject sender)
{
//throw new NotImplementedException();
PumpUIObject iTabObject = sender as PumpUIObject;
try
{
//if (iTabObject.PumpId == 0)
//{
// iTabObject.PumpId = currPumpId;
//}
// use the data access layer to update the wrapped data object
dataAccessLayer.UpdatePump(iTabObject.GetDataObject());
iTabObject.NotifyIdChange();
}
catch (Exception ex)
{
if (PumpListPersistenceError != null)
{
PumpListPersistenceError(this, ex);
}
App.Log.LogException(ex); App.Log.LogInfoMessage(ex.Message);
}
}