• jQuery之自定义datagrid控件


    sldatagrid

    效果:

    sldatagrid.js

      1 (function($) {
      2     function loadColumns(sldatagrid, columns) {
      3         $(sldatagrid).empty();
      4         $(sldatagrid).append("<thead><tr></tr></thead><tbody></tbody>");
      5         var thead = $("thead", sldatagrid);
      6         var tr = $("tr", thead);
      7         $.each(columns, function(i, n) {
      8             var settings = {};
      9             $.extend(settings, $.fn.sldatagrid.column, n);
     10             if (settings.html == "") {
     11                 if (settings.field == "ck") {
     12                     $("<th class='sldatagrid-header-check' field='ck' align='center' style='" + settings.style + "'></th>").data("settings", settings).appendTo(tr);
     13                     $("<input>", {
     14                         type : 'checkbox',
     15                         click : function() {
     16                             if (!$(sldatagrid).data("settings").singleSelect) {
     17                                 if (this.checked) {
     18                                     $.each(thead.next().children(), function() {
     19                                         $(this).addClass("sldatagrid-row-selected");
     20                                         $("td :checkbox", this).attr("checked", "checked");
     21                                     });
     22                                 } else {
     23                                     $.each(thead.next().children(), function() {
     24                                         $(this).removeClass("sldatagrid-row-selected");
     25                                         $("td :checkbox", this).removeAttr("checked");
     26                                     });
     27                                 }
     28                             } else {
     29                                 return false;
     30                             }
     31                         }
     32                     }).appendTo($("th", tr));
     33                 } else {
     34                     if (settings.hidden) {
     35                         $("<th class='sldatagrid-header-cell' field='" + settings.field + "' align='" + settings.align + "' style='" + settings.style + ";display:none;'>" + settings.title + "</th>").data("settings", settings).appendTo(tr);
     36                     } else {
     37                         $("<th class='sldatagrid-header-cell' field='" + settings.field + "' align='" + settings.align + "' style='" + settings.style + "'>" + settings.title + "</th>").data("settings", settings).appendTo(tr);
     38                     }
     39                 }
     40             } else {
     41                 $("<th class='sldatagrid-header-custom' field='" + settings.field + "' align='" + settings.align + "' style='" + settings.style + "'>" + settings.title + "</th>").data("settings", settings).appendTo(tr);
     42             }
     43         });
     44     }
     45     function loadDatas(sldatagrid, datas) {
     46         $("tbody", sldatagrid).remove();
     47         $(sldatagrid).append("<tbody></tbody>");
     48         var thead = $("thead", sldatagrid);
     49         var theadtr = $("tr", thead);
     50         var tbody = $("tbody", sldatagrid);
     51         $.each(datas, function(i, n) {
     52             n.ck = false;
     53             var tr = $("<tr>", {
     54                 mouseenter : function() {
     55                     if (!$(this).hasClass("sldatagrid-row-selected")) {
     56                         $(this).addClass("sldatagrid-row-enter");
     57                     }
     58                     $(sldatagrid).data("property").enterRowIndex = $(this).prevAll().length;
     59                 },
     60                 mouseleave : function() {
     61                     $(this).removeClass("sldatagrid-row-enter");
     62                 },
     63                 click : function() {
     64                 }
     65             }).data("bindData", n).appendTo(tbody);
     66             $("th", theadtr).each(function() {
     67                 var field = $(this).attr('field');
     68                 if ($(this).data("settings").hidden) {
     69                     $("<td>", {
     70                         "class" : "sldatagrid-row-cell",
     71                         style : "display:none;",
     72                         click : function() {
     73                         }
     74                     }).text(n[field]).appendTo(tr);
     75                 } else {
     76                     if ($(this).data("settings").html == undefined || $(this).data("settings").html.length == 0) {
     77                         if (field == "ck") {
     78                             $("<td class='sldatagrid-row-check' align='center'></td>").appendTo(tr);
     79                             $("<input>", {
     80                                 type : "checkbox",
     81                                 click : function() {
     82                                     if (!$(sldatagrid).data("settings").singleSelect) {
     83                                         tr.toggleClass("sldatagrid-row-selected");
     84                                         if (tr.hasClass("sldatagrid-row-selected")) {
     85                                             $("td :checkbox", tr).attr("checked", "checked");
     86                                         } else {
     87                                             $("td :checkbox", tr).removeAttr("checked");
     88                                         }
     89                                         if ($("tr td input:checked", tbody).length == $("tr", tbody).length) {
     90                                             $(":checkbox", theadtr).attr("checked", "checked");
     91                                         } else {
     92                                             $(":checkbox", theadtr).removeAttr("checked");
     93                                         }
     94                                     } else {
     95                                         if (!tr.hasClass("sldatagrid-row-selected")) {
     96                                             $("td :checkbox", $("tr.sldatagrid-row-selected", tbody)).removeAttr("checked");
     97                                             $("tr.sldatagrid-row-selected", tbody).removeClass("sldatagrid-row-selected");
     98                                             tr.addClass("sldatagrid-row-selected");
     99                                             $("td :checkbox", tr).attr("checked", "checked");
    100                                         } else {
    101                                             return false;
    102                                         }
    103                                     }
    104                                 }
    105                             }).appendTo($("td", tr));
    106                         } else {
    107                             $("<td>", {
    108                                 "class" : "'sldatagrid-row-cell",
    109                                 click : function() {
    110                                     if (!$(sldatagrid).data("settings").singleSelect) {
    111                                         $(this).parent().toggleClass("sldatagrid-row-selected");
    112                                         if ($(this).parent().hasClass("sldatagrid-row-selected")) {
    113                                             $("td :checkbox", $(this).parent()).attr("checked", "checked");
    114                                         } else {
    115                                             $("td :checkbox", $(this).parent()).removeAttr("checked");
    116                                         }
    117                                         if ($("tr td input:checked", tbody).length == $("tr", tbody).length) {
    118                                             $(":checkbox", theadtr).attr("checked", "checked");
    119                                         } else {
    120                                             $(":checkbox", theadtr).removeAttr("checked");
    121                                         }
    122                                     } else {
    123                                         if (!$(this).parent().hasClass("sldatagrid-row-selected")) {
    124                                             $("td :checkbox", $("tr.sldatagrid-row-selected", tbody)).removeAttr("checked");
    125                                             $("tr.sldatagrid-row-selected", tbody).removeClass("sldatagrid-row-selected");
    126                                             tr.addClass("sldatagrid-row-selected");
    127                                             $("td :checkbox", tr).attr("checked", "checked");
    128                                         }
    129                                     }
    130                                 }
    131                             }).text(n[field]).appendTo(tr);
    132                         }
    133                     } else {
    134                         $("<td>", {
    135                             "class" : "sldatagrid-row-custom",
    136                             click : function() {
    137 
    138                             }
    139                         }).appendTo(tr).html($(this).data("settings").html);
    140                     }
    141                 }
    142             });
    143         });
    144     }
    145     function insertData(sldatagrid, index, data) {
    146         var thead = $("thead", sldatagrid);
    147         var theadtr = $("tr", thead);
    148         var tbody = $("tbody", sldatagrid);
    149         var tr = $("<tr>", {
    150             mouseenter : function() {
    151                 if (!$(this).hasClass("sldatagrid-row-selected")) {
    152                     $(this).addClass("sldatagrid-row-enter");
    153                 }
    154                 $(sldatagrid).data("property").enterRowIndex = $(this).prevAll().length;
    155             },
    156             mouseleave : function() {
    157                 $(this).removeClass("sldatagrid-row-enter");
    158             },
    159             click : function() {
    160             }
    161         }).data("bindData", data);
    162         if ($("tr", tbody).length > 0) {
    163             $("tr", tbody).eq(index).before(tr);
    164         } else {
    165             tbody.append(tr);
    166         }
    167         $("th", theadtr).each(function() {
    168             var field = $(this).attr('field');
    169             if ($(this).data("html") == undefined || $(this).data("html").length == 0) {
    170                 if (field == "ck") {
    171                     $("<td class='sldatagrid-row-check' align='center'></td>").appendTo(tr);
    172                     $("<input>", {
    173                         type : "checkbox",
    174                         click : function() {
    175                             if (!$(sldatagrid).data("settings").singleSelect) {
    176                                 tr.toggleClass("sldatagrid-row-selected");
    177                                 if (tr.hasClass("sldatagrid-row-selected")) {
    178                                     $("td :checkbox", tr).attr("checked", "checked");
    179                                 } else {
    180                                     $("td :checkbox", tr).removeAttr("checked");
    181                                 }
    182                                 if ($("tr td input:checked", tbody).length == $("tr", tbody).length) {
    183                                     $(":checkbox", theadtr).attr("checked", "checked");
    184                                 } else {
    185                                     $(":checkbox", theadtr).removeAttr("checked");
    186                                 }
    187                             } else {
    188                                 if (!tr.hasClass("sldatagrid-row-selected")) {
    189                                     $("td :checkbox", $("tr.sldatagrid-row-selected", tbody)).removeAttr("checked");
    190                                     $("tr.sldatagrid-row-selected", tbody).removeClass("sldatagrid-row-selected");
    191                                     tr.addClass("sldatagrid-row-selected");
    192                                     $("td :checkbox", tr).attr("checked", "checked");
    193                                 } else {
    194                                     return false;
    195                                 }
    196                             }
    197                         }
    198                     }).appendTo($("td", tr));
    199                 } else {
    200                     $("<td>", {
    201                         "class" : "'sldatagrid-row-cell",
    202                         click : function() {
    203                             if (!$(sldatagrid).data("settings").singleSelect) {
    204                                 $(this).parent().toggleClass("sldatagrid-row-selected");
    205                                 if ($(this).parent().hasClass("sldatagrid-row-selected")) {
    206                                     $("td :checkbox", $(this).parent()).attr("checked", "checked");
    207                                 } else {
    208                                     $("td :checkbox", $(this).parent()).removeAttr("checked");
    209                                 }
    210                                 if ($("tr td input:checked", tbody).length == $("tr", tbody).length) {
    211                                     $(":checkbox", theadtr).attr("checked", "checked");
    212                                 } else {
    213                                     $(":checkbox", theadtr).removeAttr("checked");
    214                                 }
    215                             } else {
    216                                 if (!$(this).parent().hasClass("sldatagrid-row-selected")) {
    217                                     $("td :checkbox", $("tr.sldatagrid-row-selected", tbody)).removeAttr("checked");
    218                                     $("tr.sldatagrid-row-selected", tbody).removeClass("sldatagrid-row-selected");
    219                                     tr.addClass("sldatagrid-row-selected");
    220                                     $("td :checkbox", tr).attr("checked", "checked");
    221                                 }
    222                             }
    223                         }
    224                     }).text(data[field]).appendTo(tr);
    225                 }
    226             } else {
    227                 $("<td>", {
    228                     "class" : "sldatagrid-row-custom",
    229                     click : function() {
    230 
    231                     }
    232                 }).appendTo(tr).html($(this).data("settings").html);
    233             }
    234         });
    235     }
    236     function checkRow(sldatagrid, index) {
    237         var tr = $("tbody tr", sldatagrid);
    238         if ($(sldatagrid).data("settings").singleSelect) {
    239             tr.removeClass("sldatagrid-row-selected");
    240             $("td :checkbox", tr).removeAttr("checked");
    241         }
    242         tr = tr.eq(index);
    243         tr.addClass("sldatagrid-row-selected");
    244         $("td :checkbox", tr).attr("checked", "checked");
    245     }
    246     function unselectAll(sldatagrid) {
    247         var tr = $("tbody tr", sldatagrid);
    248         tr.removeClass("sldatagrid-row-selected");
    249         $("td :checkbox", tr).removeAttr("checked");
    250     }
    251     $.fn.sldatagrid = function(options, params) {
    252         if ($.type(options) == "string") {
    253             var method = $.fn.sldatagrid.methods[options];
    254             if (method) {
    255                 return method(this, params);
    256             } else {
    257                 return null;
    258             }
    259         }
    260         var settings = {};
    261         $.extend(settings, $.fn.sldatagrid.defaults, options);
    262         $(this).data("settings", settings).data("property", $.fn.sldatagrid.property);
    263         $(this).attr({
    264             border : 0,
    265             cellpadding : 0,
    266             cellspacing : 0,
    267             "class" : settings.cssClass,
    268             style : settings.style
    269         });
    270         if (settings.columns) {
    271             loadColumns(this, settings.columns);
    272         }
    273         if (settings.datas) {
    274             loadDatas(this, settings.datas);
    275         }
    276     };
    277     $.fn.sldatagrid.methods = {
    278         getClickRow : function(sldatagrid) {
    279             return $("tbody tr", sldatagrid).eq($(sldatagrid).data("property").enterRowIndex).data("bindData");
    280         },
    281         getSelectedRows : function(sldatagrid) {
    282             var selectedRows = new Array();
    283             $("tbody tr.sldatagrid-row-selected", sldatagrid).each(function(i) {
    284                 selectedRows[i] = $(this).data("bindData");
    285             });
    286             return selectedRows;
    287         },
    288         loadColumns : function(sldatagrid, columns) {
    289             loadColumns(sldatagrid, columns);
    290         },
    291         loadDatas : function(sldatagrid, datas) {
    292             loadDatas(sldatagrid, datas);
    293         },
    294         insertData : function(sldatagrid, params) {
    295             insertData(sldatagrid, params.index, params.data);
    296         },
    297         checkRow : function(sldatagrid, index) {
    298             checkRow(sldatagrid, index);
    299         },
    300         unselectAll : function(sldatagrid) {
    301             unselectAll(sldatagrid);
    302         },
    303         getRow : function(sldatagrid, index) {
    304             return $("tbody tr", sldatagrid).eq(index).data("bindData");
    305         }
    306     };
    307     $.fn.sldatagrid.property = {
    308         enterRowIndex : -1
    309     };
    310     $.fn.sldatagrid.defaults = {
    311         cssClass : "sldatagrid",
    312         style : "",
    313         singleSelect : false,
    314         columns : undefined,
    315         datas : undefined
    316     };
    317     $.fn.sldatagrid.column = {
    318         title : "",
    319         field : "",
    320         hidden : false,
    321         align : "left",
    322         style : "",
    323         html : ""
    324     };
    325 })(jQuery);
    View Code

    sldatagrid.css

     1 table,thead,tr,th,td,input {
     2     margin: 0;
     3     padding: 0;
     4     font-family: verdana;
     5     font-size: 12px;
     6 }
     7 
     8 .sldatagrid {
     9     border: solid 1px #B4B4B4;
    10     border-collapse: collapse;
    11     margin: 1px 0 0 0;
    12 }
    13 
    14 .sldatagrid tr th {
    15     height: 27px;
    16     border: solid 1px #B4B4B4;
    17     background-color: #F4F4F4;
    18     word-break: keep-all;
    19     white-space: nowrap;
    20     padding: 1px 5px 1px 5px;
    21 }
    22 
    23 .sldatagrid tr td {
    24     height: 25px;
    25     border: solid 1px #B4B4B4;
    26     word-break: keep-all;
    27     white-space: nowrap;
    28     padding: 0 5px 0 5px;
    29 }
    30 
    31 .sldatagrid-header-check {
    32     width: 20px;
    33 }
    34 
    35 .sldatagrid-header-custom {
    36     width: auto;
    37 }
    38 
    39 .sldatagrid-header-cell {
    40     min-width: 50px;
    41 }
    42 
    43 .sldatagrid-row-check {
    44     width: 20px;
    45 }
    46 
    47 .sldatagrid-row-custom {
    48     
    49 }
    50 
    51 .sldatagrid-row-cell {
    52     padding: 0 5px 0 5px;
    53     width: auto;
    54 }
    55 
    56 .sldatagrid-row-selected {
    57     background-color: #FCFCB6;
    58 }
    59 
    60 .sldatagrid-row-enter {
    61     background-color: #DDFAFB;
    62 }
    View Code

    testsldatagrid.html

     1 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
     2 <html>
     3 <head>
     4 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
     5 <title></title>
     6 <link rel="stylesheet" href="sldatagrid.css" />
     7 <script type="text/javascript" src="jquery-1.7.2.min.js"></script>
     8 <script type="text/javascript" src="sldatagrid.js"></script>
     9 </head>
    10 <body>
    11     <table id="sl">
    12     </table>
    13     <script type="text/javascript">
    14         $(function() {
    15             $("#sl").sldatagrid({
    16                 columns : [ {
    17                     field : "ck",
    18                     style : ""
    19                 }, {
    20                     title : "列1",
    21                     field : "col1",
    22                     align : "center",
    23                     style : "100px;"
    24                 }, {
    25                     title : "列2",
    26                     field : "col2",
    27                     align : "center",
    28                     style : "100px;"
    29                 }, {
    30                     title : "",
    31                     field : "op",
    32                     align : "center",
    33                     style : "",
    34                     html : "<input type='button' value='编辑' onclick='a()'/><input type='button' value='删除' onclick='b()'/>"
    35                 } ],
    36                 datas : [ {
    37                     "col1" : "列1数据1",
    38                     "col2" : "列2数据1"
    39                 }, {
    40                     "col1" : "列1数据2",
    41                     "col2" : "列2数据2"
    42                 }, {
    43                     "col1" : "列1数据3",
    44                     "col2" : "列2数据3"
    45                 } ]
    46             });
    47         });
    48         function a() {
    49             var rowData = $("#sl").sldatagrid("getClickRow");
    50             $.each(rowData, function(i, n) {
    51                 alert(i + ":" + n)
    52             });
    53         }
    54         function b() {
    55             var rowDatas = $("#sl").sldatagrid("getSelectedRows");
    56         }
    57     </script>
    58 </body>
    59 </html>
    View Code

    API文档

    表格属性:
     
    属性名 属性值类型 描述 默认值
    class string css样式 sldatagrid
    style string 应用到表格整体的样式 auto;
    singleSelect bool 如果为true,则只允许选择一行 false
    columns array 列配置对象 undefined
    datas array 数据 undefined
     
    列属性:
     
    属性名 属性值类型 描述 默认值
    title string 列标题
    field string 列字段("ck":checkbox列)
    hidden bool 是否隐藏 false
    align string 水平位置("center","left","right") "left"
    style string 列样式
    html string 自定义html
     
    方法:
     
    方法名 参数 返回值 描述
    getClickRow 行数据对象 var rowData=$("#sl").sldatagrid("getClickRow");
    rowData:
    {
        "col1" : "列1数据1",
        "col2" : "列2数据1"
    }
    getSelectedRows 行数据对象数据 var rowDatas=$("#sl").sldatagrid("getSelectedRows");
    rowDatas:
    [
        {"col1" : "列1数据1", "col2" : "列2数据1"},
        {"col1" : "列1数据2", "col2" : "列2数据2"}
    ]
    loadColumns 列数据 [{
        field:"ck",
        style:""
    },{
        title:"列1",
        field:"col1",
        align:"center",
        style:"100px;"
    },{
        title:"列2",
        field:"col2",
        align:"center",
        style:"100px;"
    },{
        title:"",
        field:"",
        align:"center",
        style:"",
        html:"<input type='button' value='编辑' onclick='a()'/><input type='button' value='删除' onclick='b()'/>"
    }]
    loadDatas 行数据 [{
        "col1":"列1数据1",
        "col2":"列2数据1"
    },{
        "col1":"列1数据2",
        "col2":"列2数据2"
    }]
    insertData

    {

    index:索引,

    data:行数据

    }

    $("#dg").sldatagrid("insertData",{
      index:0,
      data:{
          "col1":"列1数据",
          "col2":"列2数据"
         }
    });

    checkRow

    行索引

    使指定行选中

    $("#dg").sldatagrid("checkRow",0);

    unselectAll

    取消当前页所有行的选中状态

    $("#dg").sldatagrid("unselectAll");

    getRow

    index

    所有指定行数据

    返回行数据

    $("#dg").sldatagrid("getRow",0);

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  • 原文地址:https://www.cnblogs.com/sydeveloper/p/3723415.html
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