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274 lines
12 KiB
274 lines
12 KiB
4 years ago
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<%@ Page Title="" Language="C#" MasterPageFile="~/Views/Shared/AppMaster.Master"
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Inherits="System.Web.Mvc.ViewPage<QMAPP.Web.Models.Sys.OnLineHelpModel>"%>
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<asp:Content ID="Content1" ContentPlaceHolderID="TitleContent" runat="server">
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在线帮助
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</asp:Content>
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<asp:Content ID="Content2" ContentPlaceHolderID="MainContent" runat="server">
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<table width="100%">
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<tr>
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<td valign="top">
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<div style="width: 240px; height: 560px; overflow: auto">
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<%=Html.QTreeView("systemLimitMeun", "/OnLineHelp/GetTreeMenuDatas", false)%>
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</div>
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</td>
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<td valign="top" >
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<div id="divContent" style="height: 560px; overflow:auto;">
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</div>
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</td>
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</tr>
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</table>
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<%=Html.HiddenFor(p=>p.MENUID) %>
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</asp:Content>
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<asp:Content ID="Content3" ContentPlaceHolderID="ToolContent" runat="server">
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<table width="100%" cellpadding="0" cellspacing="0">
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<tr>
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<td width="100px">
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<input type="text" id="txtSearch" />
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</td>
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<td>
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<button onclick="SearchMenu();">查询</button>
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</td>
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</tr>
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</table>
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<script type="text/javascript">
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/**
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* 1）扩展jquery easyui tree的节点检索方法。使用方法如下：
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* $("#treeId").tree("search", searchText);
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* 其中，treeId为easyui tree的根UL元素的ID，searchText为检索的文本。
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* 如果searchText为空或""，将恢复展示所有节点为正常状态
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*/
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(function ($) {
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$.extend($.fn.tree.methods, {
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/**
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* 扩展easyui tree的搜索方法
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* @param tree easyui tree的根DOM节点(UL节点)的jQuery对象
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* @param searchText 检索的文本
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* @param this-context easyui tree的tree对象
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*/
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search: function (jqTree, searchText) {
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//easyui tree的tree对象。可以通过tree.methodName(jqTree)方式调用easyui tree的方法
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var tree = this;
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//获取所有的树节点
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var nodeList = getAllNodes(jqTree, tree);
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//如果没有搜索条件，则展示所有树节点
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searchText = $.trim(searchText);
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if (searchText == "") {
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for (var i = 0; i < nodeList.length; i++) {
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$(".tree-node-targeted", nodeList[i].target).removeClass("tree-node-targeted");
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$(nodeList[i].target).show();
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}
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//展开已选择的节点（如果之前选择了）
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// var selectedNode = tree.getSelected(jqTree);
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// if (selectedNode) {
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// tree.expandTo(jqTree, selectedNode.target);
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// }
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return;
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}
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//搜索匹配的节点并高亮显示
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var matchedNodeList = [];
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if (nodeList && nodeList.length > 0) {
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var node = null;
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for (var i = 0; i < nodeList.length; i++) {
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node = nodeList[i];
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if (isMatch(searchText, node.text)) {
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matchedNodeList.push(node);
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}
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}
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//隐藏所有节点
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for (var i = 0; i < nodeList.length; i++) {
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$(".tree-node-targeted", nodeList[i].target).removeClass("tree-node-targeted");
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$(nodeList[i].target).hide();
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}
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//折叠所有节点
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tree.collapseAll(jqTree);
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//展示所有匹配的节点以及父节点
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if (matchedNodeList.length > 0) {
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for (var i = 0; i < matchedNodeList.length; i++) {
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showMatchedNode(jqTree, tree, matchedNodeList[i]);
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}
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}
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else {
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for (var i = 0; i < nodeList.length; i++) {
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$(".tree-node-targeted", nodeList[i].target).removeClass("tree-node-targeted");
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$(nodeList[i].target).show();
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}
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//展开已选择的节点（如果之前选择了）
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// var selectedNode = tree.getSelected(jqTree);
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// if (selectedNode) {
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// tree.expandTo(jqTree, selectedNode.target);
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// }
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alert("您输入的关键字没有可匹配的菜单!");
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return;
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}
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}
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},
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/**
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* 展示节点的子节点（子节点有可能在搜索的过程中被隐藏了）
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* @param node easyui tree节点
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*/
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showChildren: function (jqTree, node) {
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//easyui tree的tree对象。可以通过tree.methodName(jqTree)方式调用easyui tree的方法
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var tree = this;
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//展示子节点
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if (!tree.isLeaf(jqTree, node.target)) {
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var children = tree.getChildren(jqTree, node.target);
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if (children && children.length > 0) {
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for (var i = 0; i < children.length; i++) {
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if ($(children[i].target).is(":hidden")) {
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$(children[i].target).show();
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}
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}
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}
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}
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},
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/**
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* 将滚动条滚动到指定的节点位置，使该节点可见（如果有滚动条才滚动，没有滚动条就不滚动）
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* @param param {
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* treeContainer: easyui tree的容器（即存在滚动条的树容器）。如果为null，则取easyui tree的根UL节点的父节点。
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* targetNode: 将要滚动到的easyui tree节点。如果targetNode为空，则默认滚动到当前已选中的节点，如果没有选中的节点，则不滚动
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* }
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*/
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scrollTo: function (jqTree, param) {
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//easyui tree的tree对象。可以通过tree.methodName(jqTree)方式调用easyui tree的方法
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var tree = this;
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//如果node为空，则获取当前选中的node
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var targetNode = param && param.targetNode ? param.targetNode : tree.getSelected(jqTree);
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if (targetNode != null) {
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//判断节点是否在可视区域
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var root = tree.getRoot(jqTree);
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var $targetNode = $(targetNode.target);
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var container = param && param.treeContainer ? param.treeContainer : jqTree.parent();
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var containerH = container.height();
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var nodeOffsetHeight = $targetNode.offset().top - container.offset().top;
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if (nodeOffsetHeight > (containerH - 30)) {
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var scrollHeight = container.scrollTop() + nodeOffsetHeight - containerH + 30;
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container.scrollTop(scrollHeight);
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}
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}
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}
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});
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/**
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* 展示搜索匹配的节点
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*/
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function showMatchedNode(jqTree, tree, node) {
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//展示所有父节点
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$(node.target).show();
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$(".tree-title", node.target).addClass("tree-node-targeted");
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var pNode = node;
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while ((pNode = tree.getParent(jqTree, pNode.target))) {
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$(pNode.target).show();
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}
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//展开到该节点
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tree.expandTo(jqTree, node.target);
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//如果是非叶子节点，需折叠该节点的所有子节点
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if (!tree.isLeaf(jqTree, node.target)) {
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tree.collapse(jqTree, node.target);
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}
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}
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/**
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* 判断searchText是否与targetText匹配
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* @param searchText 检索的文本
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* @param targetText 目标文本
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* @return true-检索的文本与目标文本匹配；否则为false.
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*/
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function isMatch(searchText, targetText) {
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return $.trim(targetText) != "" && targetText.indexOf(searchText) != -1;
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}
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/**
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* 获取easyui tree的所有node节点
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*/
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function getAllNodes(jqTree, tree) {
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var allNodeList = jqTree.data("allNodeList");
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if (!allNodeList) {
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var roots = tree.getRoots(jqTree);
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allNodeList = getChildNodeList(jqTree, tree, roots);
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jqTree.data("allNodeList", allNodeList);
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}
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return allNodeList;
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}
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/**
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* 定义获取easyui tree的子节点的递归算法
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*/
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function getChildNodeList(jqTree, tree, nodes) {
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var childNodeList = [];
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if (nodes && nodes.length > 0) {
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var node = null;
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for (var i = 0; i < nodes.length; i++) {
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node = nodes[i];
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childNodeList.push(node);
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if (!tree.isLeaf(jqTree, node.target)) {
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var children = tree.getChildren(jqTree, node.target);
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childNodeList = childNodeList.concat(getChildNodeList(jqTree, tree, children));
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}
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}
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}
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return childNodeList;
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}
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})(jQuery);
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$(function () {
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//绑定树状click事件
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$('#systemLimitMeun').tree({
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onClick: function () {
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var node = $('#systemLimitMeun').tree('getSelected');
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if ($('#systemLimitMeun').tree('isLeaf', node.target)) {
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GetSelectPageHelp(node.id);
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}
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else {
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MSI("提示", "父菜单不能保存页面帮助信息！");
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}
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},
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onLoadSuccess: function () {
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var node = $('#systemLimitMeun').tree('find', document.getElementById("MENUID").value);
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if (node) {
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$('#systemLimitMeun').tree('select', node.target);
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GetSelectPageHelp(document.getElementById("MENUID").value);
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}
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}
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});
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});
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//模糊查询菜单
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function SearchMenu() {
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document.getElementById('divContent').innerHTML = "";
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var searchText = document.getElementById("txtSearch").value;
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$("#systemLimitMeun").tree("search", searchText);
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}
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//获取选择的子节点的页面级帮助信息
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function GetSelectPageHelp(menuId) {
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$.ajax({
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type: "POST",
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url: "GetPageHelp",
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data: { menuId: menuId },
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success: function (ret) {
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document.getElementById('divContent').innerHTML = ret;
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}
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});
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}
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</script>
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</asp:Content>
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