Questions tagged [lightning-combobox]
The lightning-combobox tag has no usage guidance, but it has a tag wiki.
35
questions
1
vote
0answers
20 views
Apply length properties to lightning-combobox
In SLDS there is a style for defining the height of items in a Menu, however, this property does not seem to be available in the lightning-combobox component, even though they use the class: slds-...
0
votes
1answer
30 views
lightning-combox performance issue when specified the value? [closed]
I noticed when i have more than 20 items and set up to select previously selected item the lightning Combobox freezes it is common problem?
0
votes
1answer
43 views
component.set('v.options') not working for lightning combobox
I am trying to set the options of a lightning combobox component dynamically by using component.set('v.options', myOptions) as was the case for the now deprecated ui:inputSelect but it seems not to be ...
1
vote
1answer
85 views
Working with Lightning comboBox, UI:input component and aura handler change event
I have a sample code which is independent of any data model for now. I am trying to display data from a JSON using <Aura:Iteration>. I have below two issues with my code:
I do not see the value ...
1
vote
2answers
91 views
Combobox options not getting updated in LWC
I have a combobox whose values are supposed to be dynamically added. For some reason this is not happening. I have found similar cases on this website but none of the solutions worked for me. Here is ...
0
votes
2answers
340 views
LWC -lightning-combobox not showing dropdown list
I have a page with the following two lightning components inside a for:each -
<template for:each={selectedConfig.attributes} for:item="attrib">
<template if:false={attrib.isPicklist}&...
0
votes
2answers
966 views
LWC: how to clear previous selection from lightning-combobox
I have a data entry form using lighting-input and lightning-combobox. When the user submits the form, I want to clear all fields so the user can make a new entry.
I'm using querySelectorAll and ...
2
votes
2answers
926 views
How i can get the label of the selected value in Combobox - Lightning Web Components?
I'm developing a LWC Combobox and I want to get the label of the selected value in the handleChange() method, not the id. I filled the combobox with JSON Items in this form :
{value :'Id', label:'...
0
votes
1answer
170 views
How to Build dependent picklists in Lightning Web Components?
I need to control a product Combobox by Pricebook Combobox in Lightning Web Component
I've created an LWC that contains two comboboxes: Pricebook list and Product list. I was able to get the list of ...
0
votes
2answers
450 views
Pick List values added dynamically in Java Script are not reflecting in Lightning:combobox LWC
I am trying to pass a list of pick list values dynamically to lightning-combobox , but the values are not rendering in the list. Below is the sample code i am writing.
JS Code:
@track EmpList= [{ ...
1
vote
1answer
957 views
Option to select none in picklist fields lightning-combobox - LWC
Using lightning-combobox i am able to display required picklist values but trying to achieve below two options.
Allowing users to unselect back to none from the selected value
As of now if user ...
0
votes
1answer
367 views
How does one populate a Lightning component combobox with a list of records (id/name)?
I have a Lightning component in which I want to display a list of records related to an Account. I currently have this (but it doesn't work):
My Component display:
<aura:if isTrue="{!not(empty(v....
2
votes
1answer
487 views
Get picklist values on record type(not a default) without hard-coding of record type id and object have more than one record type
My requirement is to get picklist values from a record type if the object has more than one record type. Some examples are given with default record value passed. But in my requirement record type is ...
1
vote
3answers
2k views
Callback function in LWC
I have 2 picklist(Combo-box). On change of value in the 1st combobox - depending on the value returned from the controller - i need to render or hide the 2nd combobox. I'm using refreshapex to get the ...
1
vote
2answers
773 views
fire @wire on an event change LWC [closed]
I have a picklist in a combo-box, on change of the picklist value @ wire method should fire is it possible or what is the work around??. As per the below example when this.l1productId value changes in ...
2
votes
1answer
626 views
Dependent Combo-box in LWC
I have a combo-box in LWC - whose values get populated on load of the page with the help of @wire. The code is as follows:
@wire(fetchL1ProductValues,{userType:'$userType',accountId:'$recordId'})
...
0
votes
0answers
583 views
Convert Select list to Combo box in LWC
I have created a select list in LWC. The code is as follows :-
<select onchange ={onSelectProductL1} class="slds-select l1Cmp" data-
id="select-01">
<option value="">--...
1
vote
1answer
231 views
Is possible to use lightning:combobox with grouped options?
In the SLDS documentation, it is stated the possibility to have a combobox with grouped options.
It is possible to achieve a similar result with the lightning aura component lightning:combobox?
In ...
4
votes
2answers
6k views
LWC Get Pick-list Field Values
In LWC, is it possible to get a pick-list field's possible values?
I'm writing a component that is embded into a lightning record page. I need my component to be able to load the record from the page,...
0
votes
3answers
3k views
Multiselect Combobox
Is it possible to configure the combobox combo box to allow multiple selections? I tried this method:
import { LightningElement, track } from 'lwc';
export default class ComboboxBasic extends ...
2
votes
1answer
384 views
How to query for lightning-combox items in a lwc-jest test?
I can reference a collection of p tags in lwc-jest, but am not able to do so for a lightning-combobox's items.
This gives me values:
const cats = element.shadowRoot.querySelectorAll('p');
expect(...
0
votes
1answer
84 views
Why i can't use variable name other then “value” to save my selected value in Combobox (Lightning Web Component)
I'm working on lightning Web Component and i have a combobox.
In the Template file i have @track value='' to save my selected value
when i change the variable name from @track value='' to
@track ...
4
votes
4answers
5k views
Lightning Web Component Combobox
i'm developing lightning web component and i want to fill or populate my combobox from result of apex method so how i can in the html file get the result from JavaScript file and put them in the ...
0
votes
0answers
123 views
How do I resize a Lightning component dropbox?
I have a Lightning Component with 2 drop boxes and some buttons. The problem is the one dropbox has about 12 items in it and ends up looking like this:
which isn't good. I either need to limit the ...
0
votes
0answers
714 views
lightning combobox Set Focus and Handling Up and Down Keyboard Events
Hello I am trying to create a autocomplete using lighting components, The first attempt was to use the lightning:combobox but this doesn't allow me to use the input box such as input of type search. I ...
0
votes
1answer
1k views
Lightning combobox options attribute not showing any options!
I am trying to populate the options attribute of the lightning combobox to the values of a component attribute. The channels component attribute has all the values in it, but for some reason it doesn'...
0
votes
0answers
473 views
Why does selecting an option on lightning:combobox not actually select anything?
I am using several lightning:combobox components on a form and notice that whenever I specify a field (e.g. value="{!v.contactFields.Gender__c}") for its value, it does not select the option I choose.
...
3
votes
1answer
2k views
Dynamically setting value of lightning combobox in javascript?
I have dynamically created lightning:comboboxes that are instantiated in my JavaScript controller for my lightning component. In my callback function after the component is created, I want to set the ...
0
votes
1answer
304 views
How to get more than just the value of a selected option in lightning:combobox?
I have a lightning combobox with data set up kind of like:
[
{
'label':'blah',
'value':'bleh',
'otherThing':'test',
'finalThing':'another test'
},
{
...
3
votes
2answers
6k views
Styling lightning:combobox drop down to not hide inside modal and extend modal length?
I am using the lightning:combobox standard component, and created a little UI that I then put in a modal window.
It looks fine except for this issue....
I the drop down hides inside the modal ...
1
vote
1answer
906 views
Lightning combobox: sometimes is not selecting, option selected
Look to this video which tried to select an option and sometimes is happening and others not. Really weird behaviour.
Booking Mode Select (starting at 0:22 sec):
http://recordit.co/lnma8c6Okb
<...
0
votes
1answer
184 views
Event on hovering over an option in a lightning:combobox
Is it possible to register an event on an option hovering in lightning:combobox?
The best resource about the lightning:combobox I was able to find is this.
It tells me nothing about the event I ...
0
votes
1answer
542 views
lightning:combobox change icon
If you notice the lightning:combobox component, you will see that there is an icon pointing downwards on click of which list box opens.
Is there any way to change the icon pointing upwards ONLY when ...
0
votes
1answer
352 views
lightning:combobox remove icons from listbox
If you notice the lightning:combobox component, you will see that inside the container of list options, there is an icon just in front of the options.
Is there any way to remove the icons?
2
votes
1answer
653 views
lightning:combobox readonly atrribute is not working
According to the lightning:combobox documentation readonly should be set to false, but in the markup it renders like this:
<input type="text" role="textbox" ... readonly="true" class="slds-input"&...
