/// <summary>
/// Método que se ejecuta cuando se dispara el evento PropertyChanged de un elemento.
/// Este método, lanza el evento ItemPropertyChanged, enviando como argumentos el elemento de la
/// colección en el que ha cambiado alguna propiedad y el nombre de la propiedad.
/// </summary>
private void ChildPropertyChanged(object sender, PropertyChangedEventArgs e)
{
T typedSender = (T)sender;
var args = new ItemChangedEventArgs <T>(typedSender, e.PropertyName);
ItemPropertyChanged?.Invoke(this, args);
}
private void TreeListViewPropertyChanged(object sender, TreeListView.PropertyChangedEventArgs e)
{
var args = new ItemPropertyChangedEventArgs(e.Node.Tag, e.PropertyIndex, e.Value);
ItemPropertyChanged.Raise(this, args);
e.CancelChange = args.CancelChange;
}
private void OnItemPropertyChanged(object sender, PropertyChangedEventArgs e)
{
if (raiseEvents)
{
ItemPropertyChanged?.Invoke(this, new CollectionItemPropertyChangedEventArgs <T>((T)sender, e.PropertyName));
}
}
private void Item_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
NotifyCollectionChangedEventArgs a = new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Reset);
OnCollectionChanged(a);
ItemPropertyChanged?.Invoke(sender, e);
}
protected virtual void OnPropertyChanged(object sender, PropertyChangedEventArgs e)
{
var args = new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Replace, sender, sender,
IndexOf((T)sender));
OnCollectionChanged(args);
ItemPropertyChanged?.Invoke(sender, e);
}
private void OnPropertyChanged(object sender, PropertyChangedEventArgs e)
{
ItemPropertyChanged?.Invoke(sender, e);
// TODO: Optimize
if (e.PropertyName == "TextDisplay" || e.PropertyName == "Description" || e.PropertyName == "Color" ||
e.PropertyName == "CheckState")
{
Invalidate();
}
}
/// <summary>Invokes the ItemPropertyChanged event</summary>
/// <exception cref="Exception">Thrown when failed to invoke item property changed</exception
private void item_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
try
{
NotifyCollectionChangedEventArgs a = new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Reset);
OnCollectionChanged(a);
ItemPropertyChanged?.Invoke(sender, e);
}
catch (Exception ex)
{
throw new Exception("Failed to invoke item property changed", ex);
}
}
private void Item_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
_sync.AcquireWriterLock(Timeout.Infinite);
var item = (T)sender;
var containsAfter = ApplyFilter(item);
if (containsAfter)
{
ItemPropertyChanged?.Invoke(sender, e);
}
_sync.ReleaseWriterLock();
}
public void RaiseHasCollectionChanges(TrackItem item, string propertyName)
{
if (propertyName != null && Properties?.All(p => p.Name != propertyName) == true)
{
return;
}
OnPropertyChanged(new PropertyChangedEventArgs(nameof(HasCollectionChanges)));
if (item != null && propertyName != null)
{
ItemPropertyChanged?.Invoke(this, new TrackItemEvent <T> {
Item = item as TrackItem <T>, PropertyNameChanged = propertyName
});
}
ErrorsChanged?.Invoke(this, new DataErrorsChangedEventArgs(nameof(HasErrors)));
}
private void OnItemPropertyChanged(object sender, PropertyChangedEventArgs e)
{
((ObservableEntity)sender).OnPreUpdate(this, out bool vetoed);
if (!vetoed)
{
_session.Update(sender);
if (!Transaction.IsActive)
{
_session.Flush();
}
}
ItemPropertyChanged?.Invoke(sender, e);
}
private void Item_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
ItemPropertyChangedEventArgs <T> args = new ItemPropertyChangedEventArgs <T>((T)sender, e.PropertyName);
ItemPropertyChanged?.Invoke(this, args);
IList <EventHandler <ItemPropertyChangedEventArgs <T> > > list;
if (!itemPropertyChangedEventHandlers.TryGetValue(e.PropertyName, out list))
{
return;
}
foreach (EventHandler <ItemPropertyChangedEventArgs <T> > handler in list)
{
handler?.Invoke(this, args);
}
}
public void OnItemPropertyChanged(T item, int index, PropertyChangedEventArgs e)
{
var lindex = indexes.GetIndex(e.PropertyName);
if (lindex != null)
{
if (e is PropertyChangedDetailEventArgs details)
{
lindex.Remove(item, details.OldValue);
lindex.Add(item, details.NewValue);
}
else
{
lindex.Refresh(item);
}
}
if (IsSorted)
{
if (index < 0)
{
index = items.IndexOf(item);
}
int newindex = GetIndexBySort(item);
if (newindex < 0)
{
newindex = -newindex - 1;
}
if (index != newindex)
{
if (newindex > index)
{
newindex--;
}
if (newindex > items.Count)
{
newindex = items.Count;
}
items.RemoveAt(index);
items.Insert(newindex, item);
OnListChanged(NotifyCollectionChangedAction.Move, item, newindex, index);
}
}
ItemPropertyChanged?.Invoke(item, e);
}
public EnhancedObservableCollection(IEnumerable <T> collection, CollectionOptions options)
: base(collection)
{
_options = options;
collection?.ForEach(subscribeToPropertyChanged);
_suppressNotification.Deactivated +=
() => OnCollectionChanged(new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Reset));
_suppressItemPropertyChangedNotifications.Deactivated +=
() =>
{
foreach (var e in _awaitingItemPropertyChangedEvents)
{
if (this.Contains(e.Item))
{
ItemPropertyChanged?.Invoke(this, e);
}
}
_awaitingItemPropertyChangedEvents.Clear();
};
}
void Item_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
var eventArgs = new ItemPropertyChangedEventArgs <T>(e, (T)sender);
if (!_suppressItemPropertyChangedNotifications.IsActive && !_ignoreItemPropertyChangedNotifications.IsActive)
{
ItemPropertyChanged?.Invoke(this, eventArgs);
}
else if (_suppressItemPropertyChangedNotifications.IsActive && !_ignoreItemPropertyChangedNotifications.IsActive)
{
_awaitingItemPropertyChangedEvents.Add(eventArgs);
}
else if (_suppressItemPropertyChangedNotifications.IsActive && _ignoreItemPropertyChangedNotifications.IsActive)
{
throw new NotSupportedException("Setting ignoring and supressing mode simultaneously is not supported");
}
else
{
// Ignoring
}
}
private void ChangeNotificationWrapperOnCollectionItemPropertyChanged(object sender, PropertyChangedEventArgs e)
{
var adv = e as AdvancedPropertyChangedEventArgs;
if (!Equals(adv.OldValue, adv.NewValue))
{
if (IsEditing && e.PropertyName == nameof(ModelBase.IsUserModified))
{
if ((bool)adv.NewValue)
{
_userModifiedItems.Add(sender as T);
}
else
{
_userModifiedItems.Remove(sender as T);
}
UpdateIsUserModifiedFlag();
}
ItemPropertyChanged?.Invoke(sender, adv);
}
}
private void OnItemPropertyChanged(T item, string propertyName)
{
ItemPropertyChanged.Raise(this, new ItemPropertyChangedEventArgs <T>(item, propertyName));
}
protected virtual void OnItemPropertyChanged(
T item, PropertyChangedEventArgs args)
{
ItemPropertyChanged?.Invoke(item, args);
}
protected virtual void OnItemPropertyChanged(object sender, PropertyChangedEventArgs e)
{
ItemPropertyChanged?.Invoke(sender, e);
}
private void OnItemPropertyChanged(object sender, PropertyChangedEventArgs e)
{
ItemPropertyChanged?.Invoke(this, e);
}
/// <summary> /// Notify that a value has changed in the collection. /// </summary> /// <param name="propertyName">Name of the changed property.</param> public void RaisePropertyChanged(string propertyName) => ItemPropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
void OnItemPropertyChanged(object sender, PropertyChangedEventArgs args)
{
ItemPropertyChanged?.Invoke(this, new ItemPropertyChangedEventArgs(sender, args.PropertyName));
}
private void _ItemPropertyChanged(object sender, PropertyChangedEventArgs e)
{
ItemPropertyChanged?.Invoke(this, e);
// OnPropertyChanged(new PropertyChangedEventArgs("Item[]"));
}
protected virtual void OnItemPropertyChanged(DraggableComponentModel item)
{
ItemPropertyChanged?.Invoke(this, item);
}
void OnItemPropertyChanged(object sender, PropertyChangedEventArgs e)
{
OnCollectionChanged(new NotifyCollectionChangedEventArgs(NotifyCollectionChangedAction.Reset));
ItemPropertyChanged?.Invoke(sender, e);
}
private void Item_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
ItemPropertyChanged?.Invoke(sender, e);
}
void OnItemPropertyChanged(object sender, RelayedEventArgs <PropertyChangedEventArgs> e)
{
ItemPropertyChanged?.Invoke(this, e);
}
private void Item_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
T item = (T)sender;
ItemPropertyChanged?.Invoke(this, new ItemPropertyChangedEventArgs <T>(item, e.PropertyName));
}
private void item_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
CheckDisposed();
ItemPropertyChanged?.Invoke(this, new ItemPropertyChangedEventArgs(sender, this.IndexOf((T)sender), e));
}
// public void
protected void OnItemPropertyChanged(ItemPropertyChangedEventArgs e)
{
ItemPropertyChanged?.Invoke(this, e);
}
/// <summary>
/// 引发 <see cref="ItemPropertyChanged" /> 事件
/// </summary>
/// <param name="ea">包含此事件的参数</param>
protected virtual void OnItemPropertyChanged(ItemPropertyChangedEventArgs <T> ea)
{
ItemPropertyChanged?.Invoke(this, ea);
}
