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Tagged: id, jqxtree, removeItem, Tree

This topic contains 2 replies, has 2 voices, and was last updated by jqwidgetsdev 10 years, 5 months ago.

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jqxTree removeItem id Posts

November 23, 2014 at 1:55 pm jqxTree removeItem id #63183

jqwidgetsdev

Participant

Hello.

I was wondering do you have an example handy that shows how to remove a tree item based on the tree’s item id?

Thank you.

November 24, 2014 at 11:25 am jqxTree removeItem id #63204

Nadezhda

Participant

Hello jqwidgetsdev,

Here is an example which shows how to remove a tree item based on the tree’s item id.

<!DOCTYPE html>
<html lang="en">
<head>
    <title></title>
    <link rel="stylesheet" href="../../jqwidgets/styles/jqx.base.css" type="text/css" />
    <script type="text/javascript" src="../../scripts/jquery-1.11.1.min.js"></script>
    <script type="text/javascript" src="../../scripts/demos.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/jqxpanel.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxtree.js"></script>
</head>
<body>
    <div id='content'>
        <script type="text/javascript">
            $(document).ready(function () {
                var data = [
                {
                    "id": "2",
                    "parentid": "1",
                    "text": "Hot Chocolate",
                    "value": "$2.3"
                }, {
                    "id": "3",
                    "parentid": "1",
                    "text": "Peppermint Hot Chocolate",
                    "value": "$2.3"
                }, {
                    "id": "4",
                    "parentid": "1",
                    "text": "Salted Caramel Hot Chocolate",
                    "value": "$2.3"
                }, {
                    "id": "5",
                    "parentid": "1",
                    "text": "White Hot Chocolate",
                    "value": "$2.3"
                }, {
                    "text": "Chocolate Beverage",
                    "id": "1",
                    "parentid": "-1",
                    "value": "$2.3"
                }, {
                    "id": "6",
                    "text": "Espresso Beverage",
                    "parentid": "-1",
                    "value": "$2.3"
                }, {
                    "id": "7",
                    "parentid": "6",
                    "text": "Caffe Americano",
                    "value": "$2.3"
                }, {
                    "id": "8",
                    "text": "Caffe Latte",
                    "parentid": "6",
                    "value": "$2.3"
                }, {
                    "id": "9",
                    "text": "Caffe Mocha",
                    "parentid": "6",
                    "value": "$2.3"
                }, {
                    "id": "10",
                    "text": "Cappuccino",
                    "parentid": "6",
                    "value": "$2.3"
                }, {
                    "id": "11",
                    "text": "Pumpkin Spice Latte",
                    "parentid": "6",
                    "value": "$2.3"
                }, {
                    "id": "12",
                    "text": "Frappuccino",
                    "parentid": "-1"
                }, {
                    "id": "13",
                    "text": "Caffe Vanilla Frappuccino",
                    "parentid": "12",
                    "value": "$2.3"
                }, {
                    "id": "15",
                    "text": "450 calories",
                    "parentid": "13",
                    "value": "$2.3"
                }, {
                    "id": "16",
                    "text": "16g fat",
                    "parentid": "13",
                    "value": "$2.3"
                }, {
                    "id": "17",
                    "text": "13g protein",
                    "parentid": "13",
                    "value": "$2.3"
                }, {
                    "id": "14",
                    "text": "Caffe Vanilla Frappuccino Light",
                    "parentid": "12",
                    "value": "$2.3"
                }]
                // prepare the data
                var source =
                {
                    datatype: "json",
                    datafields: [
                        { name: 'id' },
                        { name: 'parentid' },
                        { name: 'text' },
                        { name: 'value' }
                    ],
                    id: 'id',
                    localdata: data
                };

                var records = dataAdapter.getRecordsHierarchy('id', 'parentid', 'items', [{ name: 'text', map: 'label' }]);
                $('#jqxWidget').jqxTree({ source: records, width: '300px' });

                $("#jqxbutton").jqxButton({
                    theme: 'energyblue',
                    width: 200,
                    height: 30
                });

                $('#jqxbutton').click(function () {
                    var elementByID = $('#1')[0];                   
                    $('#jqxWidget').jqxTree('removeItem', elementByID); 
                });
            });
        </script>
        <div id='jqxWidget'>
        </div>
        <input type="button" style="margin: 10px;" id="jqxbutton" value="Delete item by id" />
    </div>
</body>
</html>

Best Regards,
Nadezhda

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

November 30, 2014 at 9:28 pm jqxTree removeItem id #63541

jqwidgetsdev

Participant

Hello Nadezhda.

Thank you for showing me the way.

Best regards.

Author

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