TreeList点击后背景色及区域

davis3747

[C#] 纯文本查看 复制代码

//在绘制节点时设置点击后的背景色及选中宽度
        private void BlankTreeList_CustomDrawNodeCell(object sender, CustomDrawNodeCellEventArgs e)
        {
            TreeList tree = sender as TreeList;
            if (e.Node == tree.FocusedNode)
            {
                e.Graphics.FillRectangle(SystemBrushes.Window, e.Bounds);
                Rectangle rect = new Rectangle(e.EditViewInfo.ContentRect.Left,
                    e.EditViewInfo.ContentRect.Top,
                    Convert.ToInt32(e.Graphics.MeasureString(e.CellText, BlankTreeList.Font).Width + 1),
                    Convert.ToInt32(e.Graphics.MeasureString(e.CellText, BlankTreeList.Font).Height + 1));
                e.Graphics.FillRectangle(SystemBrushes.Highlight, rect);
                e.Graphics.DrawString(e.CellText, BlankTreeList.Font, SystemBrushes.HighlightText, rect);
                e.Handled = true;

            }
        }