System.Windows.Forms.ViewHelper.FlagsChanged C# (CSharp) Method

		public override void FlagsChanged (NSEvent theEvent)
		{
			var theKey = (NSEventModifierMask)Enum.ToObject(typeof(NSEventModifierMask),(uint)theEvent.ModifierFlags  & 0xFFFF0000);
			
			int count = Util.NumberOfSetBits((int)theKey) ;
			//Console.WriteLine(count);
			if(theKey == 0 || lastKeyCount > count){
				Host.onKeyUp(new KeyEventArgs(theEvent));
				//Console.WriteLine("keyUp");
			}
			else {
				Host.onKeyDown(new KeyEventArgs(theEvent));
				//Console.WriteLine("keyDown");
			}
			lastKeyCount = count;
			base.FlagsChanged (theEvent);
		}