18 if (_navTree.Count > 0) 19 return _navTree.Last().Last(); 28 if (_navTree.Count == 0) 31 return _navTree.Last()[0]; 47 foreach (List<Page> list in _navTree) 57 get { return _navTree; } 63 _navTree.Clear(); 70 List<Page> currentStack = _navTree.Last(); 83 foreach (List<Page> stack in _navTree) 101 if (_navTree.Count <= 1) 105 Page modal = _navTree.Last()[0]; 107 _navTree.Remove(_navTree.Last()); 112 if (_navTree.Count > 0 && 113 _navTree[0].Count > 0 && 114 _navTree[0][0] is not Shell) 128 if (_navTree.Count == 1) 130 if (_navTree[0].Count > 1) 132 itemToRemove = _navTree[0].Last(); 133 _navTree[0].Remove(itemToRemove); 138 itemToRemove = _navTree.Last().Last(); 139 _navTree.Last().Remove(itemToRemove); 140 if (_navTree.Last().Count == 0) 142 _navTree.RemoveAt(_navTree.Count - 1); 151 foreach (List<Page> stack in _navTree) 170 if (_navTree.Count > 0) 172 _navTree.Add(new List<Page> { page }); 178 foreach (List<Page> stack in _navTree) 194 _navTree.Add(new List<Page> { page }); 200 if (_navTree.Count > 0 && 201 _navTree[0].Count > 0 && 202 _navTree[0][0] is not Shell) 214 List<Page> currentStack = _navTree.Last(); 216 while (!(found = currentStack.Remove(page)) && i < _navTree.Count - 1) 218 currentStack = _navTree[i++];