SIL.FieldWorks.XWorks.MorphologyEditor.InflAffixTemplateControl.OnRightMouseUp C# (CSharp) Method

		protected override bool OnRightMouseUp(Point pt, Rectangle rcSrcRoot, Rectangle rcDstRoot)
		{
			Slice slice = FindParentSlice();
			Debug.Assert(slice != null);
			if (slice != null)
			{
				// Make sure we are a current slice so we are a colleague so we can enable menu items.
				if (slice != slice.ContainingDataTree.CurrentSlice)
					slice.ContainingDataTree.CurrentSlice = slice;
			}
			if (ShowContextMenu == null)
				return base.OnRightMouseUp(pt, rcSrcRoot, rcDstRoot);
			else
			{
				IVwSelection sel = RootBox.MakeSelAt(pt.X, pt.Y,
					new SIL.Utils.Rect(rcSrcRoot.Left, rcSrcRoot.Top, rcSrcRoot.Right, rcSrcRoot.Bottom),
					new SIL.Utils.Rect(rcDstRoot.Left, rcDstRoot.Top, rcDstRoot.Right, rcDstRoot.Bottom),
					false);
				if (sel == null)
					return base.OnRightMouseUp(pt, rcSrcRoot, rcDstRoot); // no object, so quit and let base handle it
				int index;
				int hvo, tag, prev; // dummies.
				IVwPropertyStore vps; // dummy
				// Level 0 would give info about ktagText and the hvo of the dummy line object.
				// Level 1 gives info about which line object it is in the root.
				sel.PropInfo(false, 0, out hvo, out tag, out index, out prev, out vps);  // using level 1 for an msa should return the slot it belongs in
#if MaybeSomeDayToTryAndGetRemoveMsaCorrectForCircumfixes
				int indexSlot;
				int hvoSlot, tagSlot, prevSlot; // dummies.
				IVwPropertyStore vpsSlot; // dummy
				sel.PropInfo(false, 1, out hvoSlot, out tagSlot, out indexSlot, out prevSlot, out vpsSlot);
				int classSlot = Cache.GetClassOfObject(hvoSlot);
				if (classSlot == FDO.Ling.MoInflAffixSlot.kClassId)
					m_hvoSlot = hvoSlot;
#endif
				m_obj = Cache.ServiceLocator.GetObject(hvo);
				ShowContextMenu(this, new InflAffixTemplateEventArgs(this, this.m_xnSpec, pt, tag));
				return true; // we've handled it
			}
		}