jQWidgets Forums

jQuery UI Widgets Forums Grid visiblerecords error in virtual mode

This topic contains 8 replies, has 3 voices, and was last updated by  luesak 11 years, 9 months ago.

Viewing 9 posts - 1 through 9 (of 9 total)
  • Author
  • visiblerecords error in virtual mode #28030

    glip
    Member

    On version 3.0.2, grid in virtual mode.

    I’ve got error “Uncaught TypeError: Cannot set property ‘visiblerecords’ of null” if property autoheight is set to false.

    In my case I don’t need grid to be resized. What should I do or were I’m wrong?

    visiblerecords error in virtual mode #28032

    Peter Stoev
    Keymaster

    Hi glip,

    If you experience an issue, post a sample which demonstrates it. We cannot test or help with the provided information.

    Best Regards,
    Peter Stoev

    jQWidgets Team
    http://www.jqwidgets.com/

    visiblerecords error in virtual mode #28039

    glip
    Member

    Sorry. Here is test page sample

    <!DOCTYPE html>
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
    <meta http-equiv="Content-type" content="text/html; charset=UTF-8" />
    <title data-localize="title"></title>
    <link rel="stylesheet" href="scripts/jqwidgets/styles/jqx.base.css" type="text/css" />
    <script type="text/javascript" src="scripts/jquery/jquery-1.10.2.min.js"></script>
    <script type="text/javascript" src="scripts/jqwidgets/jqxcore.js"></script>
    <script type="text/javascript" src="scripts/jqwidgets/jqxdata.js"></script>
    <script type="text/javascript" src="scripts/jqwidgets/jqxbuttons.js"></script>
    <script type="text/javascript" src="scripts/jqwidgets/jqxscrollbar.js"></script>
    <script type="text/javascript" src="scripts/jqwidgets/jqxinput.js"></script>
    <script type="text/javascript" src="scripts/jqwidgets/jqxgrid.js"></script>
    <script type="text/javascript" src="scripts/jqwidgets/jqxgrid.columnsresize.js"></script>
    <script type="text/javascript" src="scripts/jqwidgets/jqxgrid.sort.js"></script>
    <script type="text/javascript" src="scripts/jqwidgets/jqxgrid.pager.js"></script>
    <script type="text/javascript" src="scripts/jqwidgets/jqxgrid.selection.js"></script>
    <script type="text/javascript" src="scripts/jqwidgets/jqxmenu.js"></script>
    <script type="text/javascript" src="scripts/jqwidgets/jqxdropdownlist.js"></script>
    <script type="text/javascript" src="scripts/jqwidgets/jqxlistbox.js"></script>
    <script type="text/javascript">
    $(document).ready(function () {
    var source = {
    datatype : "json",
    datafields : [
    { name: 'city_id', type : 'int' },
    { name: 'city_name' }
    ],
    cache : false,
    root : 'rows',
    url : "some.php"
    };
    $("#grid").jqxGrid({
    width : '100%',
    height : '100%',
    autoheight : false,
    pagesize : 25,
    pagesizeoptions : ['25', '50', '100', '200'],
    pageable : true,
    sortable : true,
    virtualmode : true,
    columns : [{ text: 'city', dataField: 'city_name' }],
    rendergridrows : function (params) {
    return params.data;
    }
    });
    $("#grid").jqxGrid({ source: new $.jqx.dataAdapter(source, { autoBind : false }) });
    });
    </script>
    </head>
    <body>
    <div id="grid"></div>
    </body>
    </html>
    visiblerecords error in virtual mode #28066

    Peter Stoev
    Keymaster

    Hi glip,

    We tried to reproduce that without avail.

    Our test sample is below:

    <!DOCTYPE html>
    <html lang="en">
    <head>
    <title id='Description'>In this demo jqxGrid uses a virtualized paging which enables you to handle very large data sets without any impact on client side performance.</title>
    <link rel="stylesheet" href="../../jqwidgets/styles/jqx.base.css" type="text/css" />
    <script type="text/javascript" src="../../scripts/jquery-1.10.2.min.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxcore.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxdata.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxbuttons.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxscrollbar.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxmenu.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxlistbox.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxdropdownlist.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxgrid.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxgrid.pager.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxgrid.selection.js"></script>
    <script type="text/javascript" src="../../scripts/gettheme.js"></script>
    <style>
    html, body {
    width: 100%;
    height: 100%;
    overflow: hidden;
    margin: 0;
    padding: 0;
    }
    </style>
    <script type="text/javascript">
    $(document).ready(function () {
    var theme = getDemoTheme();
    // prepare the data
    var data = new Array();
    var firstNames =
    [
    "Andrew", "Nancy", "Shelley", "Regina", "Yoshi", "Antoni", "Mayumi", "Ian", "Peter", "Lars", "Petra", "Martin", "Sven", "Elio", "Beate", "Cheryl", "Michael", "Guylene"
    ];
    var lastNames =
    [
    "Fuller", "Davolio", "Burke", "Murphy", "Nagase", "Saavedra", "Ohno", "Devling", "Wilson", "Peterson", "Winkler", "Bein", "Petersen", "Rossi", "Vileid", "Saylor", "Bjorn", "Nodier"
    ];
    var productNames =
    [
    "Black Tea", "Green Tea", "Caffe Espresso", "Doubleshot Espresso", "Caffe Latte", "White Chocolate Mocha", "Cramel Latte", "Caffe Americano", "Cappuccino", "Espresso Truffle", "Espresso con Panna", "Peppermint Mocha Twist"
    ];
    var priceValues =
    [
    "2.25", "1.5", "3.0", "3.3", "4.5", "3.6", "3.8", "2.5", "5.0", "1.75", "3.25", "4.0"
    ];
    // generate sample data.
    var generatedata = function (startindex, endindex) {
    var data = {};
    for (var i = startindex; i < endindex; i++) {
    var row = {};
    var productindex = Math.floor(Math.random() * productNames.length);
    var price = parseFloat(priceValues[productindex]);
    var quantity = 1 + Math.round(Math.random() * 10);
    row["id"] = i;
    row["firstname"] = firstNames[Math.floor(Math.random() * firstNames.length)];
    row["lastname"] = lastNames[Math.floor(Math.random() * lastNames.length)];
    row["productname"] = productNames[productindex];
    row["price"] = price;
    row["quantity"] = quantity;
    row["total"] = price * quantity;
    data[i] = row;
    }
    return data;
    }
    var source =
    {
    datatype: "array",
    localdata: {},
    totalrecords: 1000000
    };
    // load virtual data.
    var rendergridrows = function (params) {
    var data = generatedata(params.startindex, params.endindex);
    return data;
    }
    var totalcolumnrenderer = function (row, column, cellvalue) {
    var cellvalue = $.jqx.dataFormat.formatnumber(cellvalue, 'c2');
    return '<span style="margin: 6px 3px; font-size: 12px; float: right; font-weight: bold;">' + cellvalue + '</span>';
    }
    var dataAdapter = new $.jqx.dataAdapter(source);
    $("#jqxgrid").jqxGrid(
    {
    width: '100%',
    height: '100%',
    source: dataAdapter,
    theme: theme,
    pagesize: 25,
    pagesizeoptions: ['25', '50', '100', '200'],
    pageable: true,
    virtualmode: true,
    rendergridrows: rendergridrows,
    columns: [
    { text: 'Id', datafield: 'id', width: 50 },
    { text: 'First Name', datafield: 'firstname', width: 100 },
    { text: 'Last Name', datafield: 'lastname', width: 100 },
    { text: 'Product', datafield: 'productname', width: 180 },
    { text: 'Quantity', datafield: 'quantity', width: 70, cellsalign: 'right' },
    { text: 'Unit Price', datafield: 'price', width: 70, cellsalign: 'right', cellsformat: 'c2' },
    { text: 'Total', datafield: 'total', cellsrenderer: totalcolumnrenderer, width: 100, cellsalign: 'right' }
    ]
    });
    });
    </script>
    </head>
    <body class='default'>
    <div id="jqxgrid"></div>
    </body>
    </html>

    Best Regards,
    Peter Stoev

    jQWidgets Team
    http://www.jqwidgets.com/

    visiblerecords error in virtual mode #28073

    glip
    Member

    Have you tried my sample? It gives error even without php file – just run it on local server.

    visiblerecords error in virtual mode #28084

    Peter Stoev
    Keymaster

    Hi glip,

    I just reproduced the behavior and created a work item about it. It will be resolved in some of the next versions. Thanks for the feedback!

    Best Regards,
    Peter Stoev

    jQWidgets Team
    http://www.jqwidgets.com/

    visiblerecords error in virtual mode #29050

    luesak
    Participant

    Will there be a fix for this soon? I’m experiencing the problem also.

    Thanks!

    Kim

    visiblerecords error in virtual mode #29071

    Peter Stoev
    Keymaster

    Hi Kim,

    I cannot tell exactly when that issue would be resolved. There is a work item and we will resolve it for the upcoming releases.

    Best Regards,
    Peter Stoev

    jQWidgets Team
    http://www.jqwidgets.com/

    visiblerecords error in virtual mode #29094

    luesak
    Participant

    Peter,

    Thanks.

    Kim

Viewing 9 posts - 1 through 9 (of 9 total)

You must be logged in to reply to this topic.