• 写一个属于自己的(基于jquery 的) grid控件


    jgird插件代码如下:

    代码
    (function($) {
    $.jgrid
    = {
    plugins: {},
    defaults: {
    td: {
    disabled: [],
    //状态[]对应每一列
    editObjs: [], //编辑元素[]对应每一列
    opened: true
    },
    noRecordMsg:
    "当前没有记录",
    save: {
    addRecord: {
    title:
    "添加信息",
    url:
    "#",
    postTo:
    "#"
    },
    delUrl:
    "#",
    updateUrl:
    "#"
    },
    callback: {
    initAddBoxy:
    function(SELF, JGRID_OBJ) { return true },
    ondelete:
    function(TR, JGRID_OBJ) { return true },
    onupdate:
    function(TR, JGRID_OBJ) { return true },
    validateupdate:
    function(TR, JGRID_OBJ) { return true },
    afteradd:
    function(JGRID_OBJ) { return true }
    }
    }
    };
    //jgrid plugins
    $.fn.jgrid = function(opts) {
    return this.each(function() {
    var conf = $.extend({}, opts);
    if (jgrid_component.inst && jgrid_component.inst[$(this).attr('id')]) jgrid_component.inst[$(this).attr('id')].destroy();
    if (conf !== false) new jgrid_component().init(this, conf);
    });
    };

    function jgrid_component() {
    return {
    cntr:
    ++jgrid_component.cntr,
    settings: $.extend({}, $.jgrid.defaults),
    init:
    function(elem, conf) {
    var _this = this;
    this.container = $(elem);
    if (this.container.size == 0) return false;
    jgrid_component.inst[
    this.cntr] = this;
    if (!this.container.attr("id")) this.container.attr("id", "jsjgrid_" + this.cntr);
    jgrid_component.inst[
    this.container.attr("id")] = jgrid_component.inst[this.cntr];
    this.settings = $.extend(true, {}, this.settings, conf);
    // THEMES
    this.container.addClass("jgrid");
    //add edit button
    var colNum = this.container.find("thead tr th").size();
    var hasChild = false;
    if (this.container.find("table").size() > 0) {
    hasChild
    = true;
    }
    this.container.find("thead tr:first").append("<th>操作[<a href='#' class='jboxy'>添加</a>]");
    var editObj = "<td><a class='jgridedit' href='#'>编辑</a>|<a class='jgriddel' href='#'>删除</a></td>";
    var footer = this.container.find("tfoot");
    if (footer.html() == null) {
    footer
    = $("<tfoot><tr><td align='right'></td></tr></tfoot>");
    this.container.append(footer);
    }
    if (hasChild) {
    $(
    "<th></th>").insertBefore(this.container.find("thead tr:first th:first"));
    footer.find(
    "td").attr("colspan", colNum + 2);
    InitChildTable(
    this.container, editObj, colNum);
    if (!this.settings.td.opened) {
    this.container.find("table").css("display", "none");
    }
    }
    else {
    footer.find(
    "td").attr("colspan", colNum + 1);
    this.container.find("tbody tr").each(function() {
    $(
    this).append(editObj);
    });
    }
    //当前无记录
    if (this.container.find("tbody").children().size() <= 0) {
    this.container.find("tbody").append($("<tr><td align='center' colspan='" + colNum + 1
    + "'>" + this.settings.noRecordMsg + "</td></tr>"));
    }
    this.callback("oninit", [this]);
    this.attach_events();
    },
    attach_events:
    function() {
    var _this = this;
    var hasChild = false;
    if (this.container.find("table").size() > 0) {
    hasChild
    = true;
    }
    //收缩
    $(".jgridleftside").click(function() {
    $(
    this).parent("tr").children("td:first").toggleClass("jgridleftsideSelected");
    $(
    this).parent("tr").next("tr").children("td").children("table").toggle();
    });
    //编辑
    $(".jgridedit", this.container.get(0)).click(function() {
    var oldTextArr = [];
    var editTr = $(this).parent().parent();
    editTr.children().each(
    function(index) {
    if (hasChild && index == 0) {

    }
    else {
    if (index < editTr.children().size() - 1) {
    var tdObj = $(this);
    if (tdObj.children("input").length > 0) {
    return false;
    }
    oldTextArr[index]
    = tdObj.html();
    tdObj.html(
    "");
    var tdEditObjs = _this.settings.td.editObjs;
    var inputObj = $("<input type='text' />").css("font-size", "14px")
    .css(
    "background-color", tdObj.css("background-color"))
    .css(
    "width", "100px")
    .css(
    "border", "1px dotted red").val(oldTextArr[index]);
    var idx = index;
    if (hasChild) {
    idx
    = index - 1;
    }
    if (tdEditObjs.length > 0 && tdEditObjs.length >= index && tdEditObjs[idx] != null
    && tdEditObjs[idx] != "" && tdEditObjs[idx]) {
    inputObj
    = $(tdEditObjs[idx]).val(oldTextArr[index]);
    }
    var tdDisabled = _this.settings.td.disabled;

    if (tdDisabled.length > 0 && tdDisabled.length >= index && tdDisabled[idx]) {
    inputObj.attr(
    "disabled", "disabled");
    }
    //判断TD状态
    inputObj.appendTo(tdObj);
    inputObj.click(
    function() {
    return false;
    });
    }
    else {
    var tdObj = $(this);
    var editObj = $(this).find("a:first");
    editObj.hide();
    var saveObj = $("<div><a href='#'>保存</a>|<a href='#'>返回</a></div>")
    .css(
    "float", "left").insertBefore($(this).find("a:first"));
    //返回
    saveObj.find("a").eq(1).click(function() {
    editTr.children().each(
    function(index) {
    if (index < editTr.children().size() - 1) {
    $(
    this).html(oldTextArr[index]);
    }
    else {
    saveObj.remove();
    editObj.show();
    }
    });
    });
    //保存
    saveObj.find("a").eq(0).click(function() {
    if (!_this.callback("validateupdate", [editTr, _this.container])) {
    return false;
    }
    editTr.children().each(
    function(index) {
    if (hasChild && index == 0) {
    }
    else {
    if (index < editTr.children().size() - 1) {
    $(
    this).html($(this).children().val());
    }
    else {
    saveObj.remove();
    editObj.show();
    }
    }
    });
    //保存到数据库
    if (_this.settings.save.updateUrl != "#") {
    var updateObj = _this.callback("onupdate", [editTr, _this.container]);
    $.ajax({
    type:
    'post',
    dataType:
    'json',
    contentType:
    'application/json;charset=utf-8',
    cache:
    false,
    url: _this.settings.save.updateUrl,
    data: $.toJSON(updateObj),
    beforeSend:
    function(XMLHttpRequest) {
    //$("#SysModuleDSDiv").text("数据加载加载中...");
    //Pause(this, 1000);
    },
    success:
    function(msg) {
    if (msg == false) {
    Boxy.alert(
    "更新失败,请确保数据的完整性!", null, { title: "提示信息" });
    }
    return true;
    },
    complete:
    function(XMLHttpRequest, textStatus) {
    //隐藏正在查询图片
    },
    error:
    function() {
    //错误处理
    return false;
    }
    });
    }
    //
    });
    }
    }
    });
    //editTr.children().each
    });
    //删除
    $(".jgriddel", this.container.get(0)).click(function() {
    var editTr = $(this).parent().parent();
    if (_this.settings.save.delUrl != "#") {
    Boxy.confirm(
    "是否确定删除当前数据", function() {
    var dtInfo = _this.callback("ondelete", [editTr, _this.container]);
    //从库中删除
    $.ajax({
    type:
    'post',
    dataType:
    'text',
    url: _this.settings.save.delUrl,
    data: dtInfo,
    beforeSend:
    function(XMLHttpRequest) {
    //Pause(this, 1000);
    },
    success:
    function(msg) {
    if (msg == false) {
    Boxy.alert(
    "更新失败,请确保数据的完整性!", null, { title: "提示信息" });
    }
    return true;
    },
    complete:
    function(XMLHttpRequest, textStatus) {
    //隐藏正在查询图片
    },
    error:
    function() {
    //错误处理
    return false;
    }
    });
    editTr.remove();
    }, { title:
    "提示信息" }); return false;
    }
    else {
    editTr.remove();
    }

    });
    //添加
    var jboxy = null;
    $(
    ".jboxy").click(function() {
    _this.callback(
    "initAddBoxy", [$(this), _this.container]);
    if (jboxy == null) {
    jboxy
    = new Boxy(_this.settings.save.addRecord.url, {
    title: _this.settings.save.addRecord.title,
    behaviours:
    function(c) {
    c.find(
    "input[type='submit']").click(function() {
    //表单验证
    c.find("form:first").validate({
    submitHandler:
    function(form) {
    jQuery(form).ajaxSubmit({
    type:
    "post",
    url: _this.settings.save.addRecord.postTo,
    success:
    function(msg) {
    if (msg == false) {
    Boxy.alert(
    "添加数据失败,请确保数据的完整性!", null, { title: "提示信息" });
    }
    else {
    jboxy.toggle();
    _this.callback(
    "afteradd", [_this.container]);
    }
    }
    });
    }
    });
    });
    }
    });
    }
    else { jboxy.toggle(); }
    });
    //添加
    },
    callback:
    function(cb, args) {
    var p = false;
    var r = null;
    for (var i in this.settings.plugins) {
    if (typeof $.tree.plugins[i] != "object") continue;
    p
    = $.tree.plugins[i];
    if (p.callbacks && typeof p.callbacks[cb] == "function") r = p.callbacks[cb].apply(this, args);
    if (typeof r !== "undefined" && r !== null) {
    if (cb == "ondata" || cb == "onparse") args[0] = r; // keep the chain if data or parse
    else return r;
    }
    }
    p
    = this.settings.callback[cb];
    if (typeof p == "function") return p.apply(null, args);
    }

    }
    };

    // instance manager
    jgrid_component.cntr = 0;
    jgrid_component.inst
    = {};

    function InitChildTable(table, editObj, colNum) {
    var tbody = table.find("tbody tr:first");
    tbody.siblings().andSelf().each(
    function(index) {
    var childTable = $(this).find("table:first");
    if (childTable.html() == null) {
    $(
    "<td class='jgridleftside'></td>").insertBefore($(this).find("td:first"));
    $(
    this).append(editObj);
    }
    else {
    $(
    "<td class='linenone'></td>").insertBefore($(this).find("td:first"));
    $(
    this).children("td").eq(1).attr("colspan", colNum + 1).attr("align", "right");
    $(
    this).find("thead th:first").attr("colspan", colNum + 2).attr("align", "center");
    var thVal = $(this).find("thead tr th:first").html();
    $(
    this).find("thead tr th:first").html(thVal + " [<a href='#AddMenu' class='jboxy'>添加</a>]");
    if (childTable.html() != null) {
    InitChildTable(childTable, editObj, colNum);
    }
    }
    });

    }

    })(jQuery);
    页面调用代码

    代码
    $("document").ready(function() {
    $(
    ".jgrid").jgrid({
    td: {
    disabled: [
    1],
    editObjs: [
    "", "", "", "<select><option value=True>是</option><option value=False>否</option></select>"],
    opened:
    false
    },
    save: {
    addRecord: {
    title:
    "添加模块菜单",
    url:
    "#AddModule",
    postTo:
    "AddModule"
    },
    delUrl:
    "DelModule",
    updateUrl:
    "UpdateModule"
    },
    noRecordMsg:
    "对不起,当前没有任何记录",
    callback: {
    initAddBoxy:
    function(self, table) {
    var thead = self.parent().parent().parent();
    $(
    "#AddModule").find("select").eq(0).val(thead.attr("type"));
    $(
    "#AddModule").find("input").eq(3).val(thead.attr("parentId"));
    },
    //initAddBoxy
    afteradd: function(table) {
    LoadingPage(
    "MainContent", "ModuleSetting");
    },
    //afteradd
    ondelete: function(editTr, table) {//传递主键值
    var sysAppId;
    if (editTr.children().eq(1).children().size() > 0) {
    sysAppId
    = editTr.children().eq(1).children().val();
    }
    else {
    sysAppId
    = editTr.children().eq(1).html();
    }
    return "sysAppId=" + sysAppId;
    },
    //ondelete
    onupdate: function(editTr, table) {//传递被更新的值
    var sysModule = new Object();
    editTr.children().each(
    function(index) {
    if (index == 0) {
    }
    else if (index < editTr.children().size() - 1) {
    //参数设置(与实体类一一对应)
    switch (index) {
    case 1: { sysModule.SysAppId = $(this).text(); break; }
    case 2: { sysModule.SysAppName = $(this).text(); break; }
    case 3: { sysModule.SysAppEName = $(this).text(); break; }
    case 4: { sysModule.IsView = $(this).text() == "True" ? true : false; break; }

    }
    $(
    this).html($(this).text());
    }
    });
    return sysModule;
    },
    //onupdate
    validateupdate: function(editTr, table) {
    var state = true;
    editTr.find(
    "td").each(function(index) {
    switch (index) {
    case 0: break;
    case 1: break;
    case 4: break;
    case 5: break;
    default:
    {
    if ($(this).children().val() == "") {
    $(
    this).children().focus().css("border", "1px groove red")
    state
    = false;
    }
    break;
    }
    }
    });
    return state;
    }
    }
    });
    });
    页面

    代码
    <table class="jgrid">
    <thead><tr><th>标题1</th><th>标题2</th><th>标题3</th></tr></thead>
    <tbody>
    <tr><td>内容1</td><td>内容2</td><td>内容3</td></tr>
    <tr><td colspan="3">
    <table>
    <thead><tr><th colspan="3">子元素1</th></tr></thead>
    <tbody>
    <tr><td>子内容1</td><td>子内容2</td><td>子内容3</td></tr>
    <tr><td colspan="3">
    <table>
    <thead><tr><th colspan="3">子元素2</th></tr></thead>
    <tbody>
    <tr><td>子内容11</td><td>子内容12</td><td>子内容13</td></tr>
    <tr><td colspan="3">
    <table>
    <thead><tr><th colspan="3">子元素2</th></tr></thead>
    <tbody>
    <tr><td>子内容111</td><td>子内容112</td><td>子内容113</td></tr>
    <tr><td>子内容114</td><td>子内容115</td><td>子内容116</td></tr>
    </tbody>
    </table>
    </td></tr>
    <tr><td>子内容14</td><td>子内容15</td><td>子内容16</td></tr>
    </tbody>
    </table>
    </td></tr>

    </tbody>
    </table>
    </td></tr>
    <tr><td>内容7</td><td>内容8</td><td>内容9</td></tr>
    <tr><td colspan="3">
    <table>
    <thead><tr><th colspan="3">子元素2</th></tr></thead>
    <tbody>
    <tr><td>子内容11</td><td>子内容12</td><td>子内容13</td></tr>
    <tr><td>子内容14</td><td>子内容15</td><td>子内容16</td></tr>
    </tbody>
    </table>
    </td></tr>
    </tbody>
    </table>
    页面中添加的内容

    代码
    <div id="AddModule" style="display:none;">
    <form class="cmxform" id="commentForm" method="get" action="">
    <fieldset>
    <legend>请输入以下必要字段来添加新的模块信息</legend>
    <p>
    <label for="cmoduleid">模块ID (需要小于3个字符)</label>
    <input id="cmoduleid" name="sysModule.SysAppId" class="required" minlength="1" maxlength="3" />
    </p>
    <p>
    <label for="cmodulename">模块名称 (必要)</label>
    <input id="cmodulename" name="sysModule.SysAppName" class="required" />
    </p>
    <p>
    <label for="cmoduleename">模块EName (必要)</label>
    <input id="cmoduleename" name="sysModule.SysAppEName" class="required" />
    </p>
    <p>
    <label for="cmoduletype">模块类型</label>
    <select name="sysModule.SysAppType">
    <option value="Area">Area</option>
    <option value="Controller">Controller</option>
    <option value="Action">Action</option>
    </select>
    </p>
    <p>
    <label for="cmoduleparent">模块父类ID</label>
    <input id="cmoduleparent" name="sysModule.SysAppParent" />
    </p>
    <p>
    <label for="cmoduleisview">模块是否启用</label>
    <select name="sysModule.IsView"><option value=true ></option><option value=false></option></select>
    </p>
    <p>
    <input class="submit" type="submit" value="提交"/>
    </p>
    </fieldset>
    </form>
    </div>

    该插件支持普通table ,并且还支持带子table 进行编辑(增删改)

    该插件还用boxy插件,大家可以根据自己的喜好更改

    以下是截图:

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  • 原文地址:https://www.cnblogs.com/jiewong/p/jGrid.html
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