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[英]How to populate list of list json in jqgrid? that is list for main grid under list is for subgrid
[英]How to populate subgrid while polling ajax then apppend existing grid in jqgrid?
我有使用該代碼的列表json列表,並且在我想輪詢每6秒從db中添加具有列表json格式的相同列表的數據后,也得到了正確的答案,它也可以在沒有子網格系統的情況下正常工作,但是在我得到父級輪詢之后都將兩者集成數據正確,但我沒有將子網格數據清空(獲取數據后端以獲取子網格罰款)。
Oleg評論后第二次更新代碼我已附上代碼,請找到它
var $grid = $("#list11"),
mainGridPrefix = "s_";
jQuery("#list11").jqGrid({
url: 'server.php?getList',
datatype: "json",
data: firstListJson,
height: 200,
colNames: ['Inv No', 'Date', 'Client'],
colModel: [{
name: 'id',
index: 'id',
width: 55
}, {
name: 'invdate',
index: 'invdate',
width: 90
}, {
name: 'name',
index: 'name',
width: 100
}],
rowNum: 10,
gridview: true,
rowList: [10, 20, 30],
pager: '#pager11',
loadonce: false,
sortname: 'id',
viewrecords: true,
idPrefix: mainGridPrefix,
sortorder: "desc",
multiselect: false,
caption: "Subgrid With polling",
jsonReader: {
repeatitems: false,
id: 'id'
},
beforeProcessing: function(data) {
var rows = data,
l = data.length,
i, item, subgrids = {};
for (i = 0; i < l; i++) {
item = rows[i];
if (item.subGridData) {
subgrids[item.id] = item.subGridData;
}
}
//alert(subgrids);
data.userdata = subgrids;
},
subGrid: true,
subGridRowExpanded: function(subgridDivId, rowId) {
var subGridID = $("#" + subgridDivId + "_t");
var $subgrid = $("<table id='" + subgridDivId + "_t'></table>"),
pureRowId = $.jgrid.stripPref(mainGridPrefix, rowId),
subgrids = $(this).jqGrid("getGridParam", "userData");
$subgrid.appendTo("#" + $.jgrid.jqID(subgridDivId));
$subgrid.jqGrid({
datatype: "local",
data: subgrids[pureRowId],
colNames: ['Emp ID', 'Name', 'Age'],
colModel: [{
name: 'id',
index: 'id',
width: 55
}, {
name: 'name',
index: 'name',
width: 90
}, {
name: 'age',
index: 'age',
width: 100
}],
rowNum: 10,
rowList: [10, 20, 30],
sortname: 'id',
viewrecords: true,
sortorder: "desc",
multiselect: false
});
}
});
jQuery("#list11").jqGrid('navGrid', '#pager11', {
add: false,
edit: false,
del: false
});
Below code
for json list of list
var firstListJson = [{
"id": "01",
"invdate": "2014-07-24",
"name": "John",
"subGridData": [{
"id": "01",
"name": "Krishna",
"age": "28"
}, {
"id": "01",
"name": "Jai",
"age": "28"
}, {
"id": "01",
"name": "Suresh",
"age": "28"
}]
}, {
"id": "02",
"invdate": "2014-07-24",
"name": "Hill",
"subGridData": [{
"id": "01",
"name": "Mani",
"age": "28"
}, {
"id": "01",
"name": "Raj",
"age": "28"
}, {
"id": "01",
"name": "Main",
"age": "28"
}]
}];
Below code
for polling code
function pollData() {
var pollingListUrl = 'server.php?getPollList';
$.ajax({
type: "POST",
url: pollingListUrl,
contentType: "application/json; charset=utf-8",
dataType: "json",
async: true,
cache: false,
success: function(data) {
var $mygrid = $("#list11");
$mygrid.jqGrid("addRowData", "id", data);
$mygrid.trigger("reloadGrid", [{
current: true
}]);
},
error: function(x, e) {
alert("error occur");
}
});
}
我在您的代碼中看到3個錯誤:
您使用datatype: "xml"
,但是beforeProcessing
的代碼基於data
為對象而不是XML-Document的代碼。
順便說一句,我嚴格建議您在grid和subgrid中添加gridview: true
來提高性能。
您使用$mygrid.jqGrid("addRowData", "ID", data);
但網格不包含"ID"
列。 您應該改用"id"
。
subGridData
部分中使用不需要的"
。即使發布的代碼中的顏色(我的意思是美化突出顯示)也可以顯示相同的顏色。 代替
var firstListJson=[
{"id":"01","invdate":"2014-07-24","name":"John",
"subGridData":"[{
"id":"01","name":"Krishna","age":"28"},
{"id":"01","name":"Jai","age":"28"},
{"id":"01","name":"Suresh","age":"28"}
]"},
{"id":"02","invdate":"2014-07-24","name":"Hill",
"subGridData":"[{
"id":"01","name":"Mani","age":"28"},
{"id":"01","name":"Raj","age":"28"},
{"id":"01","name":"Main","age":"28"}
]"}
];
一個應該使用
var firstListJson=[
{"id":"01","invdate":"2014-07-24","name":"John",
"subGridData": [{
"id":"01","name":"Krishna","age":"28"},
{"id":"01","name":"Jai","age":"28"},
{"id":"01","name":"Suresh","age":"28"}
]},
{"id":"02","invdate":"2014-07-24","name":"Hill",
"subGridData": [{
"id":"01","name":"Mani","age":"28"},
{"id":"01","name":"Raj","age":"28"},
{"id":"01","name":"Main","age":"28"}
]}
];
在這種情況下, subGridData
的值將是對象(項目數組)而不是字符串。
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