//Lazy<IValueConverter> _defaultConverter; //public virtual Lazy<IValueConverter> DefaultConverter //{ // get // { // if(_defaultConverter == null) // { // return new Lazy<IValueConverter>(() => new PropValueConverter()); // } // return _defaultConverter; // } // set // { // _defaultConverter = value; // } //} //Func<BindingTarget, MyBindingInfo, Type, string, object> _defConvParamBuilder; //public virtual Func<BindingTarget, MyBindingInfo, Type, string, object> DefaultConverterParameterBuilder //{ // get // { // if (_defConvParamBuilder == null) // { // return OurDefaultConverterParameterBuilder; // } // return _defConvParamBuilder; // } // set // { // _defConvParamBuilder = value; // } //} #endregion #region Constructor internal LocalBinder(PSAccessServiceInterface propStoreAccessService, LocalBindingInfo bindingInfo, IReceivePropStoreNodeUpdates storeNodeUpdateReceiver) { _propStoreAccessService_wr = new WeakReference <PSAccessServiceInterface>(propStoreAccessService); _bindingInfo = bindingInfo; _storeNodeUpdateReceiver = storeNodeUpdateReceiver; _bindingTarget = new SimpleExKey(); // Get the PropStore Node for the IPropBag object hosting the property that is the target of the binding. // TODO: Instead of doing this now, create a property that allows us to access upon first access. _ourNode = GetPropBagNode(propStoreAccessService); _targetObject = null; _propertyName = null; _targetHasStore = PropStorageStrategyEnum.Virtual; _pathElements = GetPathElements(_bindingInfo, out _isPathAbsolute, out _firstNamedStepIndex); if (_isPathAbsolute) { _rootListener = CreateAndListen(_ourNode, "root", SourceKindEnum.AbsRoot); } else { _rootListener = null; } _pathListeners = new OSCollection <T>(); _isComplete = StartBinding(_targetObject, _pathElements, _pathListeners, _isPathAbsolute); }
public LocalBinder(PSAccessServiceInterface propStoreAccessService, ExKeyT ownerPropId, LocalBindingInfo bindingInfo) { _propStoreAccessService_wr = new WeakReference <PSAccessServiceInterface>(propStoreAccessService); _bindingTarget = ownerPropId; _bindingInfo = bindingInfo; _storeNodeUpdateReceiver = null; // Get the PropStore Node for the IPropBag object hosting the property that is the target of the binding. _ourNode = GetPropBagNode(propStoreAccessService); PropIdType propId = _bindingTarget.Level2Key; _targetObject = _ourNode.PropBagProxy; if (_targetObject.TryGetTarget(out IPropBagInternal propBag)) { _propertyName = GetPropertyName(propStoreAccessService, propBag, propId, out PropStorageStrategyEnum storageStrategy); _targetHasStore = storageStrategy; } _pathElements = GetPathElements(_bindingInfo, out _isPathAbsolute, out _firstNamedStepIndex); if (_isPathAbsolute) { _rootListener = CreateAndListen(_ourNode, "root", SourceKindEnum.AbsRoot); } else { _rootListener = null; } _pathListeners = new OSCollection <T>(); _isComplete = StartBinding(_targetObject, _pathElements, _pathListeners, _isPathAbsolute); }
private bool NotifyReceiver(IReceivePropStoreNodeUpdates propStoreUpdateReceiver, WeakReference <IPropBag> propItemParent) { propStoreUpdateReceiver.OnPropStoreNodeUpdated(propItemParent, true, null); return(true); }
private bool NotifyReceiver(IReceivePropStoreNodeUpdates propStoreUpdateReceiver, WeakReference <IPropBag> propItemParent, PcTypedEventArgs <T> e) { propStoreUpdateReceiver.OnPropStoreNodeUpdated(propItemParent, e.NewValueIsUndefined, e.NewValue); return(true); }