Search Not Working In Dynamic Bootstrap Multiselect - javascript

I'm using
http://davidstutz.github.io/bootstrap-multiselect/ for creating bootstrap multiselect controls in my webpage.
The below fiddle link with static data is what I want to achieve using dynamic data:
https://jsfiddle.net/DROCKS/mrmLrsad/4/
//please refer the fiddle
The search option works fine in case the values of the select box are static, but if they are dynamically created, the multiselect gets created. However the search filter is not working in this case. However the my code is similar to the fiddle below, the only difference being that the search filter part doesn't work in my actual code, but works in this fiddle.
fiddle link with dynamic data.
https://jsfiddle.net/DROCKS/mrmLrsad/5/
//please refer the fiddle
This is my code.
HTML code
<select id="lstFieldList" ></select>
jQuery code [Updated]:
function uncheckFields(field_id)
{
$('#' + field_id).multiselect('deselectAll', true);
}
//json_obj is the value from the fiddle.
createMultiSelectBox(json_obj);
//this function creates the multiselect
function createMultiSelectBox(json_obj)
{
var element_String = "";
var default_ele_set = 0;
var def_element_first = "1"; //if the first Y flag should be considered
var def_element_last = "n"; //if the last Y flag should be considered
var def_element = def_element_first; //change the value here to toggle between default selection
var tmp = [];
for (var key in json_obj)
{
var val = json_obj[key];
//alert("Key: " + key);
var chk_box_ctr = 0;
var element;
for(var child_key in val)
{
//alert("key: " + child_key + "\nvalue: " + val[child_key]);
var default_value = child_key.split(",")[7];
//alert("default_value: " + default_value);
if(!chk_box_ctr)
{
g_max_PageSize = child_key.split(",")[8];
//alert("g_max_PageSize: " + g_max_PageSize);
}
if(def_element == def_element_first)
{
if(default_value == "Y" && !default_ele_set)
{
//element_String += '<option value="' + child_key + '" selected="selected">' + val[child_key] + '</option>';
element = {"label": val[child_key],"value":child_key};
}
else
{
//element_String += '<option value="' + child_key + '">' + val[child_key] + '</option>';
element = {"label": val[child_key],"value":child_key};
}
}
else
{
if(default_value == "Y")
{
//element_String += '<option value="' + child_key + '" selected="selected">' + val[child_key] + '</option>';
element = {"label": val[child_key],"value":child_key};
}
else
{
//element_String += '<option value="' + child_key + '">' + val[child_key] + '</option>';
element = {"label": val[child_key],"value":child_key};
}
}
tmp.push(element);
}
if(def_element == def_element_last)
{
uncheckFields('lstFieldList');
}
}
//$('#lstFieldList').append(element_String);
//$('#lstFieldList').multiselect('rebuild');
$("#lstFieldList").multiselect('dataprovider', tmp);
$('#lstFieldList').multiselect({
maxHeight: 200,
buttonWidth:"100%",
enableFiltering:true,
enableCaseInsensitiveFiltering:true,
/*maxHeight: 200,
enableCaseInsensitiveFiltering: true,
//enableFiltering: true,
onChange: function(option, checked, select) {
alert('Changed option ' + $(option).val() + '.' + "\nchecked: " + checked + "\nselect: " + select);
if(checked)
{
//uncheckFields('lstFieldList');
}
else
{
uncheckFields('lstFieldList');
}
}*/
});
var elem = $('#lstFieldList').next();
elem.attr('class',(elem.attr('class') + ' open'));
}
What could be the problem? because the same code is present in both the files.
Any help would be appreciated.
Thanks in advance.

create an array var tmp = [];
create a json like this while looping for option
element = {"label": this.Name,"value":this.id};
and push each element to tmp
tmp.push(element);
and pass this tmp array to multi select
$("#lstFieldList").multiselect('dataprovider', tmp);
and add multiselect to dropdown by
$("#lstFieldList").multiselect({
maxHeight: 260,
buttonWidth:"100%",
enableFiltering:true,
enableCaseInsensitiveFiltering:true,
});

I actually found out what was causing the unusual behavior in the code related to the bootstrap multiselect plugin. The code given to me by Anoop was right, I also tried various different codes related to the same plugin in the past months, but I later drop the idea to use the plugin.
Then lately last week while reworking on the same code, I identified that I had included some js script files in my html page. So I tried commenting out each include statement for the files in my html to identify which one was causing the issue. So on doing so I reached at a particular js file.
Once the file was identified, I just needed to find out which function was causing the problem to the suggestion logic of the plugin. So to identify this, I kept on commenting/removing the functions till I arrived to the function that caused the issue. There was a code related to window.setTimeout. It was due to this function that the existing suggestion logic was not working as the code was coming into this block. So I later added some flagging logic to avoid running this function in my case.
Thanks a lot all for your inputs.....

Related

unable to set default option in select dropdown with dynamically fromed dropdown ng-model in the dropdown

In my Angularjs application, I need to return select drop down with its selected option dynamically. So I have used the following function:
function getCellRendererMapping(data) {
if (data.order == 6) {
return function(params) {
params.$scope.payRateRegDataOptions = data.data;
var dynamicScopename = "data.' + params.colDef.field + data.order +'"
$scope.dynamicScopename = data.data[0];
// console.log("dynamic scope value" + $scope[dynamicScopename]);
return '<select ng-options="eachPayRate.text for eachPayRate in payRateRegDataOptions" name="payrate_s' + params.column.index + '" id="payrate_s' + params.column.index + '" ng-model="dynamicScopename"></select>';
}
}
}
So what happening is that the dropdown is correctly forming and is populating nicely with the dropdown options too. But the problem I am facing is the default set option in the dropdown is not working out, even though I have used the following code to set the default option, my ng-model, (dynamicScopename) is not getting set.
$scope.dynamicScopename = data.data[0];
I think that you should add ng-selected="dynamicScopename" hope it helps.
return '<select ng-options="eachPayRate.text for eachPayRate in payRateRegDataOptions" name="payrate_s' + params.column.index + '" id="payrate_s' + params.column.index + '" ng-model="dynamicScopename" ng-selected="dynamicScopename"></select>'

How to style dynamically generated Select2 dropdowns after the page has loaded?

I am using Select2 for dropdown styling from http://ivaynberg.github.io/select2/ .
I have several dropdowns on the page which are styled correctly using the following:
<script>
$(document).ready(function() {
$("#dropdown1").select2();
$("#dropdown2").select2();
});
</script>
Now, I have another option on the page where it allows the user to add as many dropdowns as they want for additional options, the following way:
<img src="images/add.png" title="Add Row" border="0" onclick="addRowToCountryPrice('',''); return false;">
<input type="hidden" name="TotalLinesCountry" id="TotalLinesCountry">
<script>
var arr = new Array();
var ind=0;
function showCountryDrop(name1,sel, param){
var dval="";
dval = "<select name=\"" + name1 + "\" id=\"" + name1 + "\" class=\"countriesclass\">";
dval += "<option value=\"\">Select Country</option>\r\n";
selVal = (sel==0001) ? "selected=\"selected\"" : " " ;
dval += "<option value=\"0001\" " + selVal + ">United Kingdom</option>";
selVal = (sel==0002) ? "selected=\"selected\"" : " " ;
dval += "<option value=\"0002\" " + selVal + ">United States</option>";
selVal = (sel==0003) ? "selected=\"selected\"" : " " ;
dval += "<option value=\"0003\" " + selVal + ">Albania</option>";
selVal = (sel==0004) ? "selected=\"selected\"" : " " ;
dval += "<option value=\"0004\" " + selVal + ">Algeria</option>";
dval +="</select>";
return dval;
}
function addRowToCountryPrice(country,price) {
var tbl = document.getElementById("tblCountryCurrency");
var lastRow = tbl.rows.length;
var iteration = lastRow;
var row = tbl.insertRow(lastRow);
var cellVal = "";
var cellLeft;
var i=0;
arr[ind] = (iteration+1);
cellLeft = row.insertCell(i++);
cellLeft.innerHTML = showCountryDrop("countryDrop_" + ind,country);
cellLeft = row.insertCell(i++);
var price = (price!=0) ? price : "0.00";
cellLeft.innerHTML = "<input type=\"text\" name=\"countryPrice_" + ind + "\" id=\"countryPrice_" + iteration + "\" value = \"" + price + "\" size=\"8\">";
cellLeft = row.insertCell(i++);
cellLeft.innerHTML = "<img src=\"images/delete.png\" title=\"Delete Row\" border=\"0\" onclick=\" removeRowFromTable(" + ind + "); return false;\">";
document.getElementById("TotalLinesCountry").value = (parseInt(ind)+1);
ind++;
}
function removeRowFromTable(src)
{
var tbl = document.getElementById("tblCountryCurrency");
var lastRow = tbl.rows.length;
if (arr[src]!="") tbl.deleteRow((arr[src]-1));
arr[src]="";
var counter = 1;
for( i=0; i<arr.length; i++) {
if (arr[i]!="") {
arr[i]= counter;
counter++;
}
}
return false;
}
</script>
While it generates the dropdowns correctly, they are not styled through the class "countriesclass", even if I do a:
$(".countriesclass").select2();
I also tried
dval +="</select>";
$(".countriesclass").select2();
return dval;
And that seems to be PARTIALLY working in a strange way. When I create the first dropdown, it doesn't get styled. When I create another second dropdown, then the first one gets styled but the second one doesn't. It then doesn't let me create further ones and shows an error.
Any ideas how I could get this working?
UPDATE: jsFiddle http://jsfiddle.net/y6af098z/2/
Your call to $('.countriesclass') goes off when the document is ready. But the select has not been added to the document yet, then. So no elements are found.
You should look up the added select after the user has clicked on the plus and you've added the select to the dom.
$('#plus').on('click', function () {
$tr = addRowToCountryPrice('Algeria', 0);
$('.countriesclass', $tr).select2();
});
The second argument $tr tells jquery only to look in the recently added table row, so that you only select the newly added select which is a child of the newly added tr. Not the selects in the other rows.
Like #dreamweiver already noted, you should make better use of jquery when creating the dom elements. That's what jquery is good at. I've updated the jsfiddle to show how you can create the select and table row the jquery way.
DEMO
Instead of using getelementbyId use getelementbyClass and give each dropdown a class, you can only have one getelementbyid.
Hope this helps. if you want i could send you the code for what you require?
The select2 when called was not able to find the dropdown list boxes,because they were added dynamically and hence the those were not visible for the jQuery class selector $(".countriesclass").select2();.
This type of behaviour can be overcome by referencing the selector from the document element, rather than referring the element directly like above. so the new selector should be like this
$(document).find("select.countriesclass").select2();
Also I have done few tunings in your code.
Live demo:
http://jsfiddle.net/dreamweiver/y6af098z/8/
Note: one more thing, when using jQuery lib make sure you make the most of it, don't use raw JS code instead use the jQuery equivalent syntax for the same, which would be simple and easy to use.

Trying to connect a dynamically created select element (tag) with options to a dynamically created table row

The first block of code is a working example of what I want the variable select to do. the var Select is there to be a td in the variable tr. the variable tr is used 2 times in this code. once to to append the tr when the table has html and another time when it doesn't have any html. the reason is because if doesn't have html it should append the header and the row with the select element and the rest of the data that's supposed to be on the row and if does have html it should only append the row to prevent repetition of the header. so I would like a nice clean variable named tr that will be append every time the users invokes it. jsfidle if you click on the drop down you could select the item and the new row will appear.
$('#autocomplete').autocomplete({
lookup: currencies,
onSelect: function (suggestion) {
var thehtml = '<strong>Item:</strong> ' + suggestion.value + ' <br> <strong>price:</strong> ' + suggestion.data + "<br>" + suggestion.divs;
var tableheader = ($("<thead>")
.append($("<tr>")
.append($("<th>Item</th><th>Qty</th><th>Price</th>")))
)
var select = " <select class = 'select'><option value='volvo>Volvo</option> <option value='saab'>Saab</option> <option value='mercedes'>Mercedes</option> <option value='audi'>Audi</option> </select>"
var tr = "<tr><td>"+ suggestion.value + "</td><td>" +select +"</td></tr>"
if($(".table").html().length <= 0)
{
$('.table').append($("<table>")).append(tableheader).append(tr);
}else{
if($(".table").html().length > 0){
$(".table").append(tr)
}
}
The thing is I want the select element to be made up dynamically so i tried something and I cant figure out why it wont work. It's not recieving the variable. Am i implementing the varable wrong with the $.each?
$('#autocomplete').autocomplete({
lookup: currencies,
onSelect: function (suggestion) {
var thehtml = '<strong>Item:</strong> ' + suggestion.value + ' <br> <strong>price:</strong> ' + suggestion.data + "<br>" + suggestion.divs;
var tableheader = ($("<thead>")
.append($("<tr>")
.append($("<th>Item</th><th>Qty</th><th>Price</th>")))
)
var selectValues = { "3": "2", "2": "1" , "1": "..."};
var select = $.each(selectValues, function(key, value){
$('.select').append($('<option>', {value: value}).text(value));
// <option value='volvo>Volvo</option>
});
var tr = "<tr><td>"+ suggestion.value + "</td><td><select class ='select'>" + select + "</select></td></tr>";
if($(".table").html().length <= 0)
{
$('.table').append($("<table>")).append(tableheader).append(tr);
}else{
if($(".table").html().length > 0){
$(".table").append(tr)
}
}
},
maxHeight:100,
width:600
});
thanks for your help
Why use object if you use only value?
if you realy don't need key juste create an array :
var selectValues = ["2", "1", "..."];
var value;
var select = selectValues.forEach(function(value){
$('.select').append($('<option>', {value: value}).text(value));
// <option value='volvo>Volvo</option>
});
// or if you want more compatibility
for (var i = 0, len = selectValue.length; i < len; i++) {
value = selectValue[i];
$('.select').append($('<option>', {value: value}).text(value));
});
Edit:
i make some mistake sorry.
first forEach will return nothing so it's can't work.
I test with your fidle. try this (replace by old for loop if you don't want to use map).
var select = selectValues.map(function(value){
return "<option value=" + value + ">" + value + "</option>";
// <option value='volvo>Volvo</option>
}).join('');
first you do not have to append from $('.select') because this dom not exist at this moment
and you can't concate an array in a string like this.

Jquery reading input field that was created from JSON loop

I cannot figure out for the life of me why this will not work. I am trying to pull the value of a textfield that was created with a loop from a json file.
In this code, at the very bottom I just do a simple click(function() {alert()} just to see if I can pull a value and its returning undefined. But if I remove '#name' and put in 'input' it captures it, but only for the first of several input fields.
Any help is really appreciated
JSON
{
"Controls": [{
"Button":[{ "Name":"Button", "x": "1","y": "2","width": "3","height": "4","Transition":"" }],
"Image":[{"x": "5","y": "6","width": "7","height": "8"}],
"TextField":[{"x": "9","y": "10","width": "11","height": "12","Rows":""}]
}]
}
The Code(there is soome getJSON stuff above this)
//Slide In Attributes Panel Based on Selected Object
$(document).on('click', '#code li', function () {
var index = $('#code li').index(this);
var selected = $(this).text();
switch (selected) {
case selected:
$('#options').hide();
hidePanels();
$('#temp').remove();
$('#objectAttributes').show("slide", 200);
break;
//If it does work show what variable is being used
default:
alert(selected);
break;
}
//Shows Selected LI Index
$('#codeIndex').text("That was div index #" + index);
//Pull list of Attributes for selected Object
$.getJSON('controls.json', function (data) {
//Build Attributes List
var attributeList = '<div id="temp">';
//Target based on selected object
var target = selected;
attributeList += '<div>' + target + '<div>';
$.each(data.Controls[0][target][0], function (kk, vv) {
attributeList += '<div style="float:right">' + kk + ':' + '<input type="text" id='+ kk + '>' + '</input>' + '</div>';
});
attributeList += '</div></div>';
attributeList += '</div>';
$('#objectAttributes').append(attributeList);
$('#temp').append('<div id="editIndex">'+"Modifying index" + " " +index+'</div>');
$(document).on('click', '#saveAttributes', function () {
var $x = $('#name').val();
alert($x);
})
});
});
Ok, so after a little hacking around with a jsfiddle the answer turned out to be a lot simpler than I first thought. Ever since HTML 4.01 class names and IDs have been case sensitive (reference), which means that your selector $('#name') wasn't matching the JSON Name.
So a simple change, such as in this simplified jsfiddle seems to work as desired. Hopefully this helps!

Javascript selected item value not pulling correctly

I'm doing a select box with a list of items(dynamically created from an XML created by a webservice), and I'm unable to pull the selected value correctly. Here is what is happening.
What I'm sending:
onchange="changeFunction(this.options[this.selectedIndex].value)"
What I'm receiving:
function (a){if(f.isFunction(a))return this.each(function(b){var c=f(this);c.text(a.call(this,b,c.text()))});if(typeof a!=
I'm the only thing I'm using is some self built functions and jQuery.
Any help would be superb.
Edit: here is the change function. All it is intended to do is build a form populated with values for given selected item.
function changeFunction(selection) {
console.log(selection);
$('#right').empty();
var addNewFields = 'these will be the fields';
$('#right').append(addNewFields);
}
Here is the select in question:
<select class="userSelection" id="userSelection" size="10" style="width:150px;" onchange="changeFunction(this.options[this.selectedIndex].value)"></select>
This is literally all the code in the html part of it. It's being populated via ajax, and there are 2 divs, one for left, containing the select, and one for right, containing the content for the user.
Just for giggles, here is the code creating the options:
var optionTag = '<option value="' + $(this).find('optionID').text + '" >' + $(this).find('optionName').text() + '</option>';
$('#userSelection').append(optionTag);
var optionTag = '<option value="' + $(this).find('optionID').text + '" >' + $(this).find('optionName').text() + '</option>';
should be:
var optionTag = '<option value="' + $(this).find('optionID').text() + '" >' + $(this).find('optionName').text() + '</option>';
Notice that $(this).find('optionID').text should be $(this).find('optionID').text().
or even better, to avoid this soup:
var optionTag = $('<option/>', {
value: $(this).find('optionID').text(),
html: $(this).find('optionName').text()
});
When you set the event handler of a DOM object to a function it get passed an event object as it's argument.
selectBox.onchange = function(event) {
changeFn(this.options[this.selectedIndex].value);
};

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