public void RaiseValueChanged(ValueChangedEventArgs args = null) { if (args == null) args = ValueChangedEventArgs.FalseEventArgs; var handler = ValueChanged; if (handler != null) handler(this, args); }
private void OneTimeSourceHandler(IObserver sender, ValueChangedEventArgs args) { IDataBinding binding = Binding; if (binding != null && binding.TargetAccessor.IsAllMembersAvailable() && binding.SourceAccessor.IsAllMembersAvailable(true)) { UnsubscribeSources(OneTimeSourceHandler); binding.UpdateSource(); } }
private void OneTimeTargetHandler(IObserver sender, ValueChangedEventArgs args) { IDataBinding binding = Binding; if (binding != null && binding.TargetAccessor.IsAllMembersAvailable() && binding.SourceAccessor.IsAllMembersAvailable()) { binding.TargetAccessor.Source.ValueChanged -= OneTimeTargetHandler; binding.UpdateTarget(); } }
private void OneTimeHandler(IObserver sender, ValueChangedEventArgs args) { IDataBinding binding = Binding; if (binding == null || !binding.TargetAccessor.IsAllMembersAvailable() || !binding.SourceAccessor.IsAllMembersAvailable(true)) return; EventHandler<IObserver, ValueChangedEventArgs> handler = OneTimeHandler; UnsubscribeSources(handler); binding.TargetAccessor.Source.ValueChanged -= handler; binding.UpdateTarget(); if (_disposeBinding) binding.Dispose(); }
/// <summary> /// Updates the source binding when target value changed. /// </summary> private void TargetOnValueChanged(IBindingSource sender, ValueChangedEventArgs args) { Binding.UpdateSource(); }
private void OnDataContextChanged(ValueChangedEventArgs message) { _isInvoked = true; var handler = ValueChanged; if (handler != null) handler(this, message); }
private void ObserverOnValueChanged(IObserver sender, ValueChangedEventArgs args) { OnDataContextChanged(args); }
private void OnDataContextChanged(ValueChangedEventArgs message) { _isInvoked = true; ValueChanged?.Invoke(this, message); }
static ValueChangedEventArgs() { TrueEventArgs = new ValueChangedEventArgs(true); FalseEventArgs = new ValueChangedEventArgs(false); }
private void OnBindingSourceValueChanged(IObserver sender, ValueChangedEventArgs args) { if (args.LastMemberChanged && !sender.Path.IsEmpty) return; UpdateSources(false); UpdateErrors(null); }
public void RaiseValueChanged(ValueChangedEventArgs args = null) { if (args == null) args = ValueChangedEventArgs.FalseEventArgs; IHandler<ValueChangedEventArgs> handler = Listener; if (handler != null) handler.Handle(this, args); }
private void SourceOnValueChanged(IObserver sender, ValueChangedEventArgs args) { Binding.UpdateTarget(); }