public override void SetUnmodified()
{
if (this.Context == null)
{
throw new InvalidOperationException("Cannot set object to Unmodified when object has no Context");
}
if (!_ObjectState.In(DataObjectState.Detached, DataObjectState.New, DataObjectState.Modified, DataObjectState.Unmodified))
{
throw new InvalidOperationException("Cannot set object to Unmodified when in State " + _ObjectState.ToString());
}
SetObjectState(DataObjectState.Unmodified);
}
private void SetObjectState(DataObjectState newState)
{
var oldValue = this._ObjectState;
NotifyPropertyChanging("ObjectState", oldValue, newState);
this._ObjectState = newState;
if (this.Context != null && newState.In(DataObjectState.Modified, DataObjectState.Deleted))
{
this.Context.Internals().SetModified(this);
}
NotifyPropertyChanged("ObjectState", oldValue, newState);
}
private void SetObjectState(DataObjectState newState)
{
var oldValue = this._ObjectState;
NotifyPropertyChanging("ObjectState", oldValue, newState);
this._ObjectState = newState;
if (this.Context != null && newState.In(DataObjectState.Modified, DataObjectState.Deleted))
this.Context.Internals().SetModified(this);
NotifyPropertyChanged("ObjectState", oldValue, newState);
}