예제 #1
0
        /// <summary>
        /// 根据节点信息构造表格的头部,并返回数据绑定列
        /// </summary>
        /// <param name="rootNode"></param>
        /// <param name="IsTrue"></param>
        /// <param name="condition"></param>
        /// <param name="dataColumns"></param>
        /// <returns></returns>
        public static string BuildTableHead(ColumnNode rootNode, IsTrueHandler IsTrue, NodeCondition condition, out List <ColumnNode> dataColumns)
        {
            //遍历模板树,构造一棵符合条件的树,用于生成表
            TraversalTree(rootNode, IsTrue, condition);
            //根据树得到头部列表
            List <List <ColumnNode> > headRows = new List <List <ColumnNode> >();

            dataColumns = new List <ColumnNode>();
            ConvertTreeToList(rootNode, headRows, dataColumns);
            StringBuilder htmlBuilder = new StringBuilder();

            htmlBuilder.Append("<thead>");
            for (int i = 1; i < headRows.Count; i++)
            {
                htmlBuilder.Append("<tr style=\"text-align:center;\">");
                for (int j = 0; j < headRows[i].Count; j++)
                {
                    //如果没有子节点,行数=总行数-当前的层级
                    int rowSpan = headRows[i][j].Children.Count == 0 ? headRows.Count - headRows[i][j].Level : 1;
                    htmlBuilder.AppendFormat("<th colspan=\"{0}\" rowspan=\"{1}\">{2}</th>", headRows[i][j].ColSpan, rowSpan, headRows[i][j].Title);
                }
                htmlBuilder.Append("</tr>");
            }
            htmlBuilder.Append("</thead>");
            return(htmlBuilder.ToString());
        }
예제 #2
0
 /// <summary>
 /// 遍历树
 /// </summary>
 /// <param name="rootNode"></param>
 /// <param name="IsTrue"></param>
 /// <param name="condition"></param>
 public static void TraversalTree(ColumnNode rootNode, IsTrueHandler IsTrue, NodeCondition condition)
 {
     rootNode.Children = new List <object>();
     foreach (XmlNode node in rootNode.CorrespondXmlNode.ChildNodes)
     {
         if (IsTrue(condition, node))
         {
             rootNode.Children.Add(
                 new ColumnNode
             {
                 CorrespondXmlNode = node,
                 Title             = node.Attributes["title"].Value,
                 Name  = node.Attributes["name"].Value,
                 Level = rootNode.Level + 1
             });
         }
     }
     foreach (object node in rootNode.Children)
     {
         TraversalTree((ColumnNode)node, IsTrue, condition);
     }
     //如果只有一个子节点,则去除该节点,去除节点的子节点上移
     if (rootNode.Children.Count == 1)
     {
         rootNode.Children = ((ColumnNode)rootNode.Children[0]).Children;
         foreach (object node in rootNode.Children)
         {
             ((ColumnNode)node).Level = rootNode.Level + 1;
             TraversalTree((ColumnNode)node, IsTrue, condition);
         }
     }
     foreach (object node in rootNode.Children)
     {
         rootNode.ColSpan += ((ColumnNode)node).ColSpan;
     }
     rootNode.ColSpan = rootNode.ColSpan == 0 ? 1 : rootNode.ColSpan;
 }