private void tree_CustomDrawNodeIndicator(object sender, CustomDrawNodeIndicatorEventArgs e) { TreeList tmpTree = sender as DevExpress.XtraTreeList.TreeList; DevExpress.Utils.Drawing.IndicatorObjectInfoArgs args = e.ObjectArgs as DevExpress.Utils.Drawing.IndicatorObjectInfoArgs; if (args != null) { int rowNum = tmpTree.GetVisibleIndexByNode(e.Node) + 1; //宽度跟随行数字大小改变 this.tree.IndicatorWidth = rowNum.ToString().Length * 10 + 10; //绘制行号 args.DisplayText = rowNum.ToString(); } e.ImageIndex = -1; }
DevExpress.XtraTreeList.TreeList 显示行号
最新推荐文章于 2024-09-03 11:44:07 发布
