Esempio n. 1
0
        private void R_LeftDoubleClicked(ListItemRegion <T> r)
        {
            var index = Children.IndexOf(r);
            var first = ScrollY / ItemHeight;

            SelectedSourceIndex = r.SourceIndex;
            ItemLeftDoubleClicked?.Invoke(first + index, r.Content);
        }
Esempio n. 2
0
        protected override void Layout()
        {
            var count = Rect.Height / ItemHeight + 1;

            var index = m_scrollY / ItemHeight;

            var y = Rect.Y + (index * ItemHeight - m_scrollY);
            int i = 0;

            for (; i < count; ++i, ++index)
            {
                ListItemRegion <T> r = null;
                if (i < Children.Count)
                {
                    r = Children[i] as ListItemRegion <T>;
                }
                else
                {
                    r                         = m_source.CreateItem();
                    r.Parent                  = this;
                    r.MouseLeftClicked       += x => R_LeftClicked(x as ListItemRegion <T>);
                    r.MouseLeftDoubleClicked += x => R_LeftDoubleClicked(x as ListItemRegion <T>);
                    Children.Add(r);
                }

                r.Rect = new Rect(Rect.X, y, Rect.Width, ItemHeight);
                if (index < 0 || index >= m_source.Count)
                {
                    r.SourceIndex = null;
                }
                else
                {
                    r.SourceIndex = index;
                }

                y += ItemHeight;
            }

            Invalidate();
        }