Need to Implement Check all in JqxDropDownlist. - Angular, Vue, React, Web Components, Javascript, HTML5 Widgets

Tagged: checkAll, checkbox, DropDownList, filter, jqxDropDownList

This topic contains 4 replies, has 3 voices, and was last updated by Nadezhda 10 years, 3 months ago.

Viewing 5 posts - 1 through 5 (of 5 total)

Author

Need to Implement Check all in JqxDropDownlist. Posts

December 18, 2014 at 12:42 pm Need to Implement Check all in JqxDropDownlist. #64405

ajayetw2009

Participant

Hi Sir/Mam,

Need to Implement Check all and filter in JqxDropDownlist and Check-all CheckBox should be inside Dropdownlist with filter please suggest me.

Thanks with Regards,
Rinku

December 18, 2014 at 1:10 pm Need to Implement Check all in JqxDropDownlist. #64410

Nadezhda

Participant

Hello Rinku,

Here is an example which shows how to check all checkboxes and how to apply filter row in jqxDropDownList.

<!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/jqxlistbox.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxdropdownlist.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxcheckbox.js"></script>
</head>
<body>
    <div id='content'>
        <script type="text/javascript">
            $(document).ready(function () {           
                var url = "../sampledata/customers.txt";
                // prepare the data
                var source =
                {
                    datatype: "json",
                    datafields: [
                        { name: 'CompanyName' },
                        { name: 'ContactName' }
                    ],
                    id: 'id',
                    url: url,
                    async: false
                };
                var dataAdapter = new $.jqx.dataAdapter(source);

                // Create a jqxDropDownList
                $("#jqxDropDownList").jqxDropDownList({ checkboxes: true, source: dataAdapter, displayMember: "ContactName", valueMember: "CompanyName", width: 200, height: 25, filterable: true });
                $("#jqxDropDownList").jqxDropDownList('checkIndex', 0);
                // subscribe to the checkChange event.
                $("#jqxDropDownList").on('checkChange', function (event) {
                    if (event.args) {
                        var item = event.args.item;
                        if (item) {
                            var valueelement = $("<div></div>");
                            valueelement.text("Value: " + item.value);
                            var labelelement = $("<div></div>");
                            labelelement.text("Label: " + item.label);
                            var checkedelement = $("<div></div>");
                            checkedelement.text("Checked: " + item.checked);

                            $("#selectionlog").children().remove();
                            $("#selectionlog").append(labelelement);
                            $("#selectionlog").append(valueelement);
                            $("#selectionlog").append(checkedelement);

                            var items = $("#jqxDropDownList").jqxDropDownList('getCheckedItems');
                            var checkedItems = "";
                            $.each(items, function (index) {
                                checkedItems += this.label + ", ";                          
                            });
                            $("#checkedItemsLog").text(checkedItems);
                        }
                    }
                });
                $("#jqxDropDownList").jqxDropDownList('checkAll');
            });
        </script>
        <div>
            <div style='float: left;' id='jqxDropDownList'>
            </div>
            <div style="float: left; margin-left: 20px; font-size: 13px; font-family: Verdana;">
                <div id="selectionlog"></div>
                <div style='max-width: 300px; margin-top: 20px;' id="checkedItemsLog"></div>
            </div>
          
        </div>
    </div>
</body>
</html>

Best Regards,
Nadezhda

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

December 18, 2014 at 6:02 pm Need to Implement Check all in JqxDropDownlist. #64425

ajayetw1987

Participant

Hi Sir/Mam,

I need check all like this:

Thanks with regards,
Rinku

December 18, 2014 at 6:03 pm Need to Implement Check all in JqxDropDownlist. #64426

ajayetw1987

Participant

Hi Sir/Mam,

I need check all like this demo:
http://jsfiddle.net/Dimitar_jQWidgets/axujkwrv/

Thanks with regards,
Rinku

December 19, 2014 at 10:22 am Need to Implement Check all in JqxDropDownlist. #64480

Nadezhda

Participant

Hi Rinku,

Here is an example with implementation of a “Select All” item in jqxDropDownList. I hope it would be helpful.

<!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/jqxlistbox.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxdropdownlist.js"></script>
    <script type="text/javascript" src="../../jqwidgets/jqxcheckbox.js"></script>
</head>
<body>
    <div id='content'>
        <script type="text/javascript">
            $(document).ready(function () {
                var url = "../sampledata/customers.txt";
                // prepare the data
                var source =
                {
                    datatype: "json",
                    datafields: [
                        { name: 'CompanyName' },
                        { name: 'ContactName' }
                    ],
                    id: 'id',
                    url: url,
                    async: false
                };

                var dataAdapter = new $.jqx.dataAdapter(source);
                // Create a jqxDropDownList
                $("#jqxDropDownList").jqxDropDownList({ checkboxes: true, source: dataAdapter, displayMember: "ContactName", valueMember: "CompanyName", width: 200, height: 25/*, filterable: true*/ });

                $("#jqxDropDownList").bind('checkChange', function (event) {
                    if (event.args) {
                        var item = event.args.item;
                        if (item) {
                            var valueelement = $("<div></div>");
                            valueelement.html("Value: " + item.value);
                            var labelelement = $("<div></div>");
                            labelelement.html("Label: " + item.label);
                            var checkedelement = $("<div></div>");
                            checkedelement.html("Checked: " + item.checked);
                            $("#selectionlog").children().remove();
                            $("#selectionlog").append(labelelement);
                            $("#selectionlog").append(valueelement);
                            $("#selectionlog").append(checkedelement);
                            var items = $("#jqxDropDownList").jqxDropDownList('getCheckedItems');
                            var checkedItems = "";
                            $.each(items, function (index) {
                                checkedItems += this.label + ", ";
                            });
                            $("#checkedItemsLog").text(checkedItems);
                        }
                    }
                });
                // handle "Select All" item.
                var handleCheckChange = true;
                $("#jqxDropDownList").bind('checkChange', function (event) {
                    if (!handleCheckChange)
                        return;
                    if (event.args.label != '(Select All)') {
                        handleCheckChange = false;
                        $("#jqxDropDownList").jqxDropDownList('checkIndex', 0);
                        var checkedItems = $("#jqxDropDownList").jqxDropDownList('getCheckedItems');
                        var items = $("#jqxDropDownList").jqxDropDownList('getItems');
                        if (checkedItems.length == 1) {
                            $("#jqxDropDownList").jqxDropDownList('uncheckIndex', 0);
                        }
                        else if (items.length != checkedItems.length) {
                            $("#jqxDropDownList").jqxDropDownList('indeterminateIndex', 0);
                        }
                        handleCheckChange = true;
                    }
                    else {
                        handleCheckChange = false;
                        if (event.args.checked) {
                            $("#jqxDropDownList").jqxDropDownList('checkAll');
                        }
                        else {
                            $("#jqxDropDownList").jqxDropDownList('uncheckAll');
                        }
                        handleCheckChange = true;
                    }
                });
            });
        </script>
        <div>
            <div style='float: left;' id='jqxDropDownList'>
            </div>
        </div>
    </div>
</body>
</html>

Best Regards,
Nadezhda

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

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