Esempio n. 1
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 private static NotifyCollectionChangedEventHandler ValueCollectionChanged(params object[] path)
 {
     return((sender, e) =>
     {
         IList senderList = (IList)sender;
         OnPropertyPathChanged?.Invoke(path, PropertyPathChangeType.ValueCollection, senderList);
     });
 }
Esempio n. 2
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 /// <summary>
 /// Function to generate a property change handler for model dictionaries
 /// </summary>
 /// <param name="path">Property path</param>
 /// <returns>Property change handler</returns>
 private static PropertyChangedEventHandler DictionaryChanged(object[] path)
 {
     return((sender, e) =>
     {
         object value = sender.GetType().GetProperty("Item").GetValue(sender, new object[] { e.PropertyName });
         OnPropertyPathChanged?.Invoke(AddToPath(path, e.PropertyName), PropertyChangeType.Property, value);
     });
 }
 /// <summary>
 /// Function to generate a value collection change handler
 /// </summary>
 /// <param name="collectionName">Name of the collection</param>
 /// <param name="path">Collection path</param>
 /// <returns>Property change handler</returns>
 private static NotifyCollectionChangedEventHandler ValueCollectionChanged(string collectionName, params object[] path)
 {
     object[] collectionPath = AddToPath(path, collectionName);
     return((sender, e) =>
     {
         IList senderList = (IList)sender;
         OnPropertyPathChanged?.Invoke(collectionPath, PropertyChangeType.Property, senderList);
     });
 }
Esempio n. 4
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 private static PropertyChangedEventHandler PropertyChanged(params object[] path)
 {
     return((sender, e) =>
     {
         string propertyName = JsonNamingPolicy.CamelCase.ConvertName(e.PropertyName);
         object value = sender.GetType().GetProperty(e.PropertyName).GetValue(sender);
         OnPropertyPathChanged?.Invoke(AddToPath(path, propertyName), PropertyPathChangeType.Property, value);
     });
 }
Esempio n. 5
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 private static NotifyCollectionChangedEventHandler GrowingCollectionChanged(params object[] path)
 {
     return((sender, e) =>
     {
         if (e.Action == NotifyCollectionChangedAction.Add)
         {
             OnPropertyPathChanged?.Invoke(path, PropertyPathChangeType.GrowingCollection, e.NewItems);
         }
         else if (e.Action == NotifyCollectionChangedAction.Reset)
         {
             OnPropertyPathChanged?.Invoke(path, PropertyPathChangeType.GrowingCollection, null);
         }
     });
 }
        /// <summary>
        /// Function to generate a property change handler
        /// </summary>
        /// <param name="hasVariableModelObjects">Whether this instance has any variable model objects</param>
        /// <param name="path">Property path</param>
        /// <returns>Property change handler</returns>
        private static PropertyChangedEventHandler PropertyChanged(bool hasVariableModelObjects, object[] path)
        {
            return((sender, e) =>
            {
                string propertyName = JsonNamingPolicy.CamelCase.ConvertName(e.PropertyName);
                object value = sender.GetType().GetProperty(e.PropertyName).GetValue(sender);
                OnPropertyPathChanged?.Invoke(AddToPath(path, propertyName), PropertyChangeType.Property, value);

                if (hasVariableModelObjects && value is ModelObject modelMember)
                {
                    // Subscribe to variable ModelObject events again
                    SubscribeToModelObject(modelMember, AddToPath(path, propertyName));
                }
            });
        }
 /// <summary>
 /// Creates a new event change handler for dictionaries
 /// </summary>
 /// <typeparam name="Ta">Key type</typeparam>
 /// <typeparam name="Tb">Value type</typeparam>
 /// <param name="path">Path to the dictionary</param>
 /// <returns>Change handler</returns>
 private static NotifyCollectionChangedEventHandler DictionaryChanged <Ta, Tb>(params object[] path)
 {
     return((sender, e) =>
     {
         if (e.Action == NotifyCollectionChangedAction.Add || e.Action == NotifyCollectionChangedAction.Replace)
         {
             foreach (var item in e.NewItems)
             {
                 KeyValuePair <Ta, Tb> kv = (KeyValuePair <Ta, Tb>)item;
                 OnPropertyPathChanged?.Invoke(AddToPath(path, kv.Key), PropertyChangeType.Property, kv.Value);
             }
         }
         else if (e.Action == NotifyCollectionChangedAction.Remove || e.Action == NotifyCollectionChangedAction.Reset)
         {
             foreach (var item in e.OldItems)
             {
                 KeyValuePair <Ta, Tb> kv = (KeyValuePair <Ta, Tb>)item;
                 OnPropertyPathChanged?.Invoke(AddToPath(path, kv.Key), PropertyChangeType.Property, null);
             }
         }
     });
 }
        /// <summary>
        /// Function to generate an object collection change handler
        /// </summary>
        /// <param name="collectionName">Name of the collection</param>
        /// <param name="path">Collection path</param>
        /// <returns>Property change handler</returns>
        private static NotifyCollectionChangedEventHandler ObjectCollectionChanged(string collectionName, params object[] path)
        {
            return((sender, e) =>
            {
                // Notify clients that something has been changed in this collection
                IList senderList = (IList)sender;

                // Unsubscribe from old items, subscribe to new items, and figure out which items need to be patched
                bool[] itemNeedsPatch = new bool[senderList.Count];
                object[] nodePath;
                switch (e.Action)
                {
                case NotifyCollectionChangedAction.Add:
                    if (e.NewStartingIndex == senderList.Count - 1)
                    {
                        // Item added
                        itemNeedsPatch[e.NewStartingIndex] = true;
                    }
                    else
                    {
                        // Item inserted
                        for (int i = e.NewStartingIndex; i < senderList.Count; i++)
                        {
                            itemNeedsPatch[i] = true;
                        }
                    }
                    nodePath = AddToPath(path, new ItemPathNode(collectionName, e.NewStartingIndex, senderList));
                    SubscribeToModelObject((ModelObject)e.NewItems[0], nodePath);
                    break;

                case NotifyCollectionChangedAction.Move:
                    for (int i = Math.Min(e.OldStartingIndex, e.NewStartingIndex); i <= Math.Max(e.OldStartingIndex, e.NewStartingIndex); i++)
                    {
                        itemNeedsPatch[i] = true;
                    }
                    break;

                case NotifyCollectionChangedAction.Replace:
                    itemNeedsPatch[e.NewStartingIndex] = true;
                    UnsubscribeFromModelObject((ModelObject)e.OldItems[0]);
                    nodePath = AddToPath(path, new ItemPathNode(collectionName, e.NewStartingIndex, senderList));
                    SubscribeToModelObject((ModelObject)e.NewItems[0], nodePath);
                    break;

                case NotifyCollectionChangedAction.Remove:
                    for (int i = Math.Max(0, e.OldStartingIndex); i < senderList.Count; i++)
                    {
                        itemNeedsPatch[i] = true;
                    }
                    foreach (object item in e.OldItems)
                    {
                        UnsubscribeFromModelObject((ModelObject)item);
                    }
                    nodePath = AddToPath(path, new ItemPathNode(collectionName, senderList.Count, senderList));
                    OnPropertyPathChanged?.Invoke(nodePath, PropertyChangeType.ObjectCollection, null);
                    break;

                case NotifyCollectionChangedAction.Reset:
                    // This is NOT used because e.OldItems is not populated...
                    break;
                }

                // Tell clients what items need to be patched
                for (int i = 0; i < senderList.Count; i++)
                {
                    if (itemNeedsPatch[i])
                    {
                        nodePath = AddToPath(path, new ItemPathNode(collectionName, i, senderList));
                        OnPropertyPathChanged?.Invoke(nodePath, PropertyChangeType.ObjectCollection, senderList[i]);
                    }
                }
            });
        }
Esempio n. 9
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        private static NotifyCollectionChangedEventHandler ObjectCollectionChanged(params object[] path)
        {
            return((sender, e) =>
            {
                IList senderList = (IList)sender;
                OnPropertyPathChanged?.Invoke(path, PropertyPathChangeType.ObjectCollection, senderList.Count);

                if (e.OldItems != null)
                {
                    foreach (object oldItem in e.OldItems)
                    {
                        UnregisterItemPropertyChanged(oldItem);
                        if (oldItem is ExpansionBoard board)
                        {
                            UnregisterItemPropertyChanged(board.Firmware);
                            UnregisterItemPropertyChanged(board.VIn);
                            UnregisterItemPropertyChanged(board.McuTemp);
                        }
                        else if (oldItem is Fan fan)
                        {
                            UnregisterItemPropertyChanged(fan.Thermostatic);
                        }
                        else if (oldItem is BedOrChamber bedOrChamber)
                        {
                            UnregisterItemPropertyChanged(bedOrChamber.Heaters);
                            UnregisterItemPropertyChanged(bedOrChamber.Active);
                            UnregisterItemPropertyChanged(bedOrChamber.Standby);
                        }
                        else if (oldItem is Heater heater)
                        {
                            UnregisterItemPropertyChanged(heater.Model);
                        }
                        else if (oldItem is Axis axis)
                        {
                            UnregisterItemPropertyChanged(axis.Drives);
                        }
                        else if (oldItem is Extruder extruder)
                        {
                            UnregisterItemPropertyChanged(extruder.Drives);
                        }
                        else if (oldItem is Drive drive)
                        {
                            UnregisterItemPropertyChanged(drive.Microstepping);
                        }
                        else if (oldItem is Probe probe)
                        {
                            UnregisterItemPropertyChanged(probe.SecondaryValues);
                            UnregisterItemPropertyChanged(probe.Offsets);
                        }
                        else if (oldItem is Tool tool)
                        {
                            UnregisterItemPropertyChanged(tool.Active);
                            UnregisterItemPropertyChanged(tool.Standby);
                            UnregisterItemPropertyChanged(tool.Fans);
                            UnregisterItemPropertyChanged(tool.Heaters);
                            UnregisterItemPropertyChanged(tool.Extruders);
                            UnregisterItemPropertyChanged(tool.Mix);
                            UnregisterItemPropertyChanged(tool.Axes);
                            UnregisterItemPropertyChanged(tool.Offsets);
                        }
                    }
                }

                if (e.NewItems != null)
                {
                    foreach (object newItem in e.NewItems)
                    {
                        int index = senderList.IndexOf(newItem);
                        RegisterItemPropertyChanged(path, newItem, index, senderList);
                        if (newItem is ExpansionBoard board)
                        {
                            RegisterItemPropertyChanged(path, board.Firmware, index, senderList, "firmware");
                            RegisterItemPropertyChanged(path, board.Firmware, index, senderList, "vIn");
                            RegisterItemPropertyChanged(path, board.Firmware, index, senderList, "mcuTemp");
                        }
                        else if (newItem is Fan fan)
                        {
                            RegisterItemPropertyChanged(path, fan.Thermostatic, index, senderList, "thermostatic");
                        }
                        else if (newItem is BedOrChamber bedOrChamber)
                        {
                            RegisterItemPropertyChanged(path, bedOrChamber.Active, index, senderList, "active");
                            RegisterItemPropertyChanged(path, bedOrChamber.Standby, index, senderList, "standby");
                            RegisterItemPropertyChanged(path, bedOrChamber.Heaters, index, senderList, "heaters");
                        }
                        else if (newItem is Heater heater)
                        {
                            RegisterItemPropertyChanged(path, heater.Model, index, senderList, "model");
                        }
                        else if (newItem is Axis axis)
                        {
                            RegisterItemPropertyChanged(path, axis.Drives, index, senderList, "drives");
                        }
                        else if (newItem is Extruder extruder)
                        {
                            RegisterItemPropertyChanged(path, extruder.Drives, index, senderList, "drives");
                        }
                        else if (newItem is Drive drive)
                        {
                            RegisterItemPropertyChanged(path, drive.Microstepping, index, senderList, "microstepping");
                        }
                        else if (newItem is Probe probe)
                        {
                            RegisterItemPropertyChanged(path, probe.SecondaryValues, index, senderList, "secondaryValues");
                            RegisterItemPropertyChanged(path, probe.Offsets, index, senderList, "offsets");
                        }
                        else if (newItem is Tool tool)
                        {
                            RegisterItemPropertyChanged(path, tool.Active, index, senderList, "active");
                            RegisterItemPropertyChanged(path, tool.Standby, index, senderList, "standby");
                            RegisterItemPropertyChanged(path, tool.Fans, index, senderList, "fans");
                            RegisterItemPropertyChanged(path, tool.Heaters, index, senderList, "heaters");
                            RegisterItemPropertyChanged(path, tool.Extruders, index, senderList, "extruders");
                            RegisterItemPropertyChanged(path, tool.Mix, index, senderList, "mix");
                            RegisterItemPropertyChanged(path, tool.Axes, index, senderList, "axes");
                            RegisterItemPropertyChanged(path, tool.Offsets, index, senderList, "offsets");
                        }
                    }
                }
            });
        }
Esempio n. 10
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        /// <summary>
        /// Notify subscribers that the list of global variables has been reset
        /// </summary>
        public static void GlobalVariablesCleared()
        {
            string jsonName = JsonNamingPolicy.CamelCase.ConvertName(nameof(ObjectModel.Global));

            OnPropertyPathChanged?.Invoke(new object[] { jsonName }, PropertyChangeType.Property, null);
        }