Exemplo n.º 1
0
        public override void Add(UiView view)
        {
            if (!_children.Contains(view))
            {
                _children.Add(view);
                view.Parent = this;
                view.RegisterView();

                if (_added)
                {
                    view.ViewAdded();
                }

                OnChildrenModified();
                ShouldRecalcLayout();
            }
        }
Exemplo n.º 2
0
        public virtual void Insert(int index, UiView view)
        {
            if (!_children.Contains(view))
            {
                _children.Insert(index, view);
                view.Bounds = CalculateChildBounds(view);
                view.Parent = this;
                view.RegisterView();

                if (_added)
                {
                    view.ViewAdded();
                }

                OnChildrenModified();
            }
        }
Exemplo n.º 3
0
        void Recalculate()
        {
            _newItems.Clear();

            lock (_items)
            {
                int count = _items.Count;

                int added = 0;

                int numberOfElements = 0;

                int maxAdd = count == 0 ? _maxAddFirstTime : _maxAddOneTime;

                for (int idx = 0; idx < count; ++idx)
                {
                    object bind = _items.ElementAt(_reverse ? count - idx - 1 : idx);

                    UiView view;
                    _bindingToElement.TryGetValue(bind, out view);

                    if (view == null)
                    {
                        if (added < maxAdd)
                        {
                            DefinitionFile template;

                            if (_additionalTemplates == null || !_additionalTemplates.TryGetValue(bind.GetType(), out template))
                            {
                                template = _template;
                            }

                            view = (UiView)template.CreateInstance(Controller, bind);

                            _newItems.Add(view);
                            added++;
                        }
                        else
                        {
                            continue;
                        }
                    }

                    if (numberOfElements < _itemViews.Count)
                    {
                        _itemViews[numberOfElements] = view;
                    }
                    else
                    {
                        _itemViews.Add(view);
                    }
                    numberOfElements++;
                }

                if (_itemViews.Count > numberOfElements)
                {
                    _itemViews.RemoveRange(numberOfElements, _itemViews.Count - numberOfElements);
                }
            }

            for (int idx = 0; idx < _newItems.Count; ++idx)
            {
                UiView view = _newItems[idx];

                lock (_childrenLock)
                {
                    _bindingToElement.Add(view.Binding, view);
                    _children.Add(view);
                }

                view.Parent = this;
                view.RegisterView();
                view.ViewAdded();
                view.ViewUpdate(0);
            }

            RecalculatePositionsAndScroll();
        }