C# (CSharp) ListBox.ClampSelectionToVisibleRange示例

示例#1

        public override void Update()
        {
            base.Update();

            scrollBar.TotalUnits   = listBox.Count;
            scrollBar.DisplayUnits = listBox.RowsDisplayed;

            if (scrollBar.DraggingThumb)
            {
                listBox.ScrollIndex = scrollBar.ScrollIndex;
                listBox.ClampSelectionToVisibleRange();
            }
            else
            {
                scrollBar.ScrollIndex = listBox.ScrollIndex;
            }
        }