$(_tt).datagrid({ collapsible : true, rownumbers : true, remoteSort : false, nowrap : true, fitColumns : false, singleSelect : false, fit : true, striped : true, pagination : true, pageSize : pageSize, pageList : pageList, queryParams : getParams(), iconCls : 'icon-edit', idField : 'ID', url : _url_list, frozenColumns : [ [ { field : 'ck', checkbox : true }, { title : $.pde.message['common.button.operate'], field : 'viewFile', width : 70, sortable : false, align : 'center', formatter : function(value, rec, index) { var a = '<a href="javascript:void(0)" style="border:none;" onclick="$.pde.jsLoader.datagridClick('filemanager', ' + rec.ID + ')">'; a += '<img src="' + _path + 'js/jquery/themes/icons/pdeIcon/file-management.png" class="pdeGridImg" title="' + $.pde.message['p9.common.archives.manager.menu.fileManager'] + '" style="height:15px;"/>'; a += '</a>'; var b = '<a href="javascript:void(0)" style="border:none;" onclick="$.pde.jsLoader.call('js/p9/amc/library/commonEntry.js', 'viewBox', ' + rec.ID + ')">'; b += '<img src="' + _path + 'js/jquery/themes/icons/pdeIcon/view.png" class="pdeGridImg" title="' + $.pde.message['p9.amc.AmsArchivesManager.jsp.itemDetail'] + '" style="height:15px;"/>'; b += '</a>'; return a + b; } }, { title : 'ID', field : 'ID', width : 30, sortable : false, hidden : true } ] ], columns : getColumnsByFields(_listFields), onLoadSuccess : function() { var amsResource = $.pde.power.resource; $.pde.power.getPower({ url : _path + amsResource.url + '/' + amsResource.amsInterfaceFileManager + '/' + _fonds_id, menu : '#functionMenu' }); }, onDblClickRow : function(rowIndex, rowData) { $.pde.jsLoader.call('js/p9/amc/library/commonEntry.js', 'viewBox', rowData.ID); } }); $.pde.jsLoader.call('js/p9/amc/library/commonGroup.js', 'customGroupView2', undefined);翻译一下这段代码的意思