4 writes to _events
System.Windows.Forms.Design (4)
System\ComponentModel\Design\DesignerEventService.cs (4)
321_events ??= new EventHandlerList(); 344_events ??= new EventHandlerList(); 367_events ??= new EventHandlerList(); 390_events ??= new EventHandlerList();
28 references to _events
System.Windows.Forms.Design (28)
System\ComponentModel\Design\DesignerEventService.cs (28)
71(_events?[s_eventActiveDesignerChanged] as ActiveDesignerEventHandler)?.Invoke(this, new ActiveDesignerEventArgs(oldDesigner, host)); 129if (_events?[s_eventDesignerCreated] is DesignerEventHandler eh) 153if (_events?[s_eventDesignerDisposed] is DesignerEventHandler eh) 174if (_events?[s_eventSelectionChanged] is EventHandler eh) 318[MemberNotNull(nameof(_events))] 323_events[s_eventActiveDesignerChanged] = Delegate.Combine(_events[s_eventActiveDesignerChanged], value); 327if (_events is null) 332_events[s_eventActiveDesignerChanged] = Delegate.Remove(_events[s_eventActiveDesignerChanged], value); 341[MemberNotNull(nameof(_events))] 346_events[s_eventDesignerCreated] = Delegate.Combine(_events[s_eventDesignerCreated], value); 350if (_events is null) 355_events[s_eventDesignerCreated] = Delegate.Remove(_events[s_eventDesignerCreated], value); 364[MemberNotNull(nameof(_events))] 369_events[s_eventDesignerDisposed] = Delegate.Combine(_events[s_eventDesignerDisposed], value); 373if (_events is null) 378_events[s_eventDesignerDisposed] = Delegate.Remove(_events[s_eventDesignerDisposed], value); 387[MemberNotNull(nameof(_events))] 392_events[s_eventSelectionChanged] = Delegate.Combine(_events[s_eventSelectionChanged], value); 396if (_events is null) 401_events[s_eventSelectionChanged] = Delegate.Remove(_events[s_eventSelectionChanged], value);