public void PauseDirtyTracking()
{
if (DirtyTracking != eDirtyTracking.NotStarted)
{
DirtyTracking = eDirtyTracking.Paused;
PropertyChanged -= ItmePropertyChanged;
}
}
public void ResumeDirtyTracking()
{
if (DirtyTracking == eDirtyTracking.NotStarted)
{
StartDirtyTracking();
return;
}
if (DirtyTracking == eDirtyTracking.Paused)
{
DirtyTracking = eDirtyTracking.Started;
PropertyChanged += ItmePropertyChanged;
}
}
public void StartDirtyTracking()
{
if (DirtyStatus != eDirtyStatus.NoTracked && DirtyTracking != eDirtyTracking.NotStarted)
{
// Nothing to do
return;
}
DirtyTrackingFields = new ConcurrentBag <string>();
DirtyStatus = eDirtyStatus.NoChange;
//first track self item changes
if (PropertyChanged == null)
{
PropertyChanged += ItmePropertyChanged;
}
//set dirty tracking to started
DirtyTracking = eDirtyTracking.Started;
// now track all children which are marked with isSerizalized...
// throw err if item is serialized but dindn't impl IsDirty
// Properties
Parallel.ForEach(this.GetType().GetProperties(), PI =>
{
var token = PI.GetCustomAttribute(typeof(IsSerializedForLocalRepositoryAttribute));
if (token == null)
{
return;
}
DirtyTrackingFields.Add(PI.Name);
// We track observable list which are seriazlized - drill down recursivley in obj tree
if (typeof(IObservableList).IsAssignableFrom(PI.PropertyType))
{
//skip list if it is LazyLoad and was not loaded yet
var lazyLoadtoken = PI.GetCustomAttribute(typeof(IsLazyLoadAttribute));
if (lazyLoadtoken != null)
{
string lazyStatusProp = PI.Name + nameof(IObservableList.LazyLoad);
if (this.GetType().GetProperty(lazyStatusProp) != null)
{
if (bool.Parse(this.GetType().GetProperty(PI.Name + nameof(IObservableList.LazyLoad)).GetValue(this).ToString()) == true)
{
return;//skip doing dirty tracking for observableList which is LazyLoad and not loaded yet
}
}
else
{
Reporter.ToLog(eLogLevel.ERROR, string.Format("Failed to check if to start DirtyTracking for Lazy Load ObservabelList called '{0}' because the property '{1}' is missing", PI.Name, lazyStatusProp));
}
}
IObservableList obj = (IObservableList)PI.GetValue(this);
if (obj == null)
{
return;
}
TrackObservableList((IObservableList)obj);
}
});
// Fields
Parallel.ForEach(this.GetType().GetFields(), FI =>
{
var token = FI.GetCustomAttribute(typeof(IsSerializedForLocalRepositoryAttribute));
if (token == null)
{
return;
}
DirtyTrackingFields.Add(FI.Name);
// We track observable list which are seriazlized - drill down recursivley in obj tree
if (typeof(IObservableList).IsAssignableFrom(FI.FieldType))
{
IObservableList obj = (IObservableList)FI.GetValue(this);
if (obj == null)
{
return;
}
TrackObservableList((IObservableList)obj);
}
});
}
