这篇文章主要介绍了DevExpress设置FocusedNode背景色的方法,很实用的功能,需要的朋友可以参考下
本文实例讲述了DevExpress设置FocusedNode背景色的方法,很实用的功能,具体实现方法如下:
主要功能代码如下:
- /// <summary>
- /// 设置FocusedNode的背景色
- /// 说明:
- /// 在CustomDrawNodeCell事件中使用
- /// 示例:
- /// _curTree.SetFocusedNodeBackColor(Color.Green, Color.PeachPuff, Color.Black, e);
- /// </summary>
- /// <param name="tree">TreeList</param>
- /// <param name="backColor1">起始背景颜色</param>
- /// <param name="backColor2">结束背景颜色</param>
- /// <param name="foreBrush">字体颜色</param>
- /// <param name="e">CustomDrawNodeCellEventArgs</param>
- public static void SetFocusedNodeBackColor(this TreeList tree, Color backColor1, Color backColor2, Color foreBrush, CustomDrawNodeCellEventArgs e)
- {
- if (e.Node == tree.FocusedNode)
- {
- Brush _backBrush, _foreBrush;
- _backBrush = new LinearGradientBrush(e.Bounds, backColor1, backColor2, LinearGradientMode.Horizontal);
- _foreBrush = new SolidBrush(foreBrush);
- e.Graphics.FillRectangle(_backBrush, e.Bounds);
- e.Graphics.DrawString(e.CellText, e.Appearance.Font, _foreBrush, e.Bounds, e.Appearance.GetStringFormat());
- e.Handled = true;
- }
- }
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代码使用:- private void tlLHData_CustomDrawNodeCell(object sender, CustomDrawNodeCellEventArgs e)
- {
- TreeList _curTree = sender as TreeList;
- _curTree.SetFocusedNodeBackColor(Color.Orange, Color.PeachPuff, Color.Black, e);
- }
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