datatable by Ajax 前端参数详解

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Datatable  实现ajax动态分页、设计各列单元格dom格式。

function initiateDataTableByAjax(tableObj) {
    require(['datatables', 'datatables-tabletools'], function() {
        tableObj.downLoadURL="/tabledbexport"+tableObj.url.slice("/tabledb".length);
        var table = $('#' + tableObj.id).dataTable({
            "paging" : tableObj.isPaging,
            "ordering" : tableObj.ordering,
            "dom" : 'T<"clear">lfrtip',
            "bProcessing" : false,
            "aoColumnDefs" : tableObj.aoColumnDefs? tableObj.aoColumnDefs:[{
                "aTargets": [ '_all' ],
                "mRender": function ( data, type, full ) {
                    if(data!=null){
                        return '<div class="excoll">'+data+'</div>';
                    }else{
                            return '';
                    }
                }
            }],
            "processing" : true,
            "serverSide" : true,
            "tableTools" : {
                "sSwfPath" : "/bower_components/datatables-tabletools/swf/copy_csv_xls_pdf.swf",
                "aButtons" : [{
                    "sExtends" : "xls",
                    "sTitle" : tableObj.exportName,
                    "sAction" : "flash_copy",
                    "fnClick" : function(nButton, oConfig, oFlash) {
                        var params = table.fnSettings().aaSorting;//[0,"asc"]
                        var search_value=table.fnSettings().oPreviousSearch.sSearch;
                        var connector = "?draw=0&";
                        if(tableObj.downLoadURL.indexOf("?")!=-1){
                            connector = "&draw=0&";
                        }
                        var export_url= tableObj.downLoadURL+connector+"orderColumn="+params[0][0]+"&orderDir="+params[0][1]+"&search="+search_value;
                        location.href = export_url;
                    }
                }]
            },
            "ajax" : {
                "url" : tableObj.url,
                error: function (xhr, error, thrown) {
                    var wid = $('#' + tableObj.id).parents(".widget-content").parent().parent().attr("id");
                    xhr.responseText = thrown;
                    showErrorMsg(wid, xhr);
                }
            },        
            columns : addAttributesForSomeColumns(tableObj.columnsSetting),
            "fnDrawCallback" : function(oSettings) {
                if(tableObj.fnDrawCallback){
                    tableObj.fnDrawCallback();
                }
            }
        });
    });
}function addAttributesForSomeColumns(columnsSetting) {
    var columns_array = new Array();
    if (columnsSetting.showColumns) {
        for (i in columnsSetting.showColumns) {
            var cc = {
                data : columnsSetting.showColumns[i],
            };
            columns_array.push(cc);
        };
    } else {
        for (var i = 0; i < columnsSetting.length; i++) {
            var cc = {
                data : i,
            };
            columns_array.push(cc);
        };
    }
    if (columnsSetting.edit_columns) {
        $.each(columnsSetting.edit_columns, function(index, element) {
            columns_array[element[0]].data = null;
            columns_array[element[0]].render = element[1];
        });
    };
    return columns_array;
}

datatable by Ajax 前端参数详解

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原文地址：http://blog.csdn.net/u010403387/article/details/46966163