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Questions tagged [javascript]

Javascript is a weakly typed interpreted programming language primarily implemented by web browsers to allow for client-side scripting. It can be used in Visualforce pages to give a more dynamic experience to end users. Additionally, the Visualforce engine generates and uses JavaScript to support the functionality of some of its components.

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7 views

Open Snap-In chat window on click of button

I have a custom button on click of which I need to open Snap-In window in my website. But I'm not sure which function to call to open the Snap IN window. <button type="button" onclick="initESW('...
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0answers
11 views

How to close the visual-force page opened as an iframe in the lighting view

I am calling a visualforce page on click of a button (URL type) as displayed below: On click of a button below page is opened. Now I am not able to Close this page to go back to the record page. I ...
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1answer
45 views

OpenSubTab in Service console app

I am trying openSubTab on a service console application when user click on the member name. When I do so it giving error which i am not sure what I am doing wrong here. Could you please shed some ...
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2answers
2k views

How to add an attachment in SalesForce using HTML input file and JavaScript?

I am trying to add attachments to an account through a Visualforce page using an HTML input file and JavaScript. Attachments are added using this page, but images are not shown in attachments. How to ...
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1answer
32 views

How to use Array.map() in Lightning Component JS File

I was going through this blog to understand foreach loop, but the blog says that use of Array.map() is more efficient than for foreach. So, I tried implementing that in my Lightning Component, but it ...
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0answers
22 views

Access apex variables from non visualforce markup

I want to execute some javascript in a Visualforce page: function newWasteAssessment(){ var siteid = '{!siteID}'; console.log('new waste assess: '+siteid); if(sforce....
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1answer
25 views

How to get custom field returned by Platform Event in Lightning Aura Component

I haven't been able to figure out how to access a Custom Field on a Platform Event within an Aura Component js callback handler, does anyone know how I can do this, or where it exists in the ...
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2answers
33 views

“Cannot destructure property” on LWC

I'm attempting to create a component that gets the current record's Id and queries related records that contain a Geolocation field, so I can populate a map. While developing this, I created a method ...
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2answers
2k views

Open in new Tab click

I am using this below code to record how many times an user is clicking a link i.e onclick i am calling an action:function and it is working fine. But the user is doing open link in new tab. When he ...
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1answer
1k views

How to customise live chat javascript code to use single html element

The standard live agent chat button code uses 2 html elements, how could it be re-structured to use just a single element and use css to show/hide the button when it is an online state? The reason for ...
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1answer
71 views

Unable to get values of selected elements in lwc js controller [on hold]

I'm developing a Lightning Web Component, which has the add & delete row functionality. Each row contains 1 input text & 2 picklists. I want to capture the value of all the rows i.e input ...
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1answer
23 views

Unable to use variable of javascript remote method variable in chart.js code. It is coming as undefined

I have to use list of accounts as labels in my chart. In order to fetch list of records I have used js remoting. I am able to fetch but not use within chart.js labels. Here goes my vfp :- <...
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1answer
846 views

Enable button when checkbox is selected

I have visualforce page that renders the data in apex:pageBlockTable I have checkbox with button, I'm trying to acheive the following: When the page loads I want the button to be disabled If the ...
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0answers
22 views

Javascript on rerendered outputpanel not working in production

I am using an action function to rerender an output panel in my visualforce page after i fetch some data from the controller, and then i manipulate it with some javascript (also inside the same output ...
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2answers
664 views

get value from the look up object on change of look up field

My requirement is like below. I have two objects Student and Sports. ** Student ** Name SportActiviy SportDescription etc... **Sports** SportName SportDescription In Student creation page, I have ...
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2answers
40 views

Dynamically set columns on pageBlocksection and pageBlockSectionItem?

Page : <apex:page id="ContactDetails" extensions="ContactsController" standardController="Case"> <script> function showFieldsOnClickAction() { showFieldsAction();...
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1answer
30 views

Unable to setup custom javascript detail page button

I am working on detail javascript button in the lead object. But now I am facing the below issue. Javascript code: {!REQUIRESCRIPT("/soap/ajax/30.0/connection.js")} {!REQUIRESCRIPT("/soap/ajax/24.0/...
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0answers
18 views

Copying fields data when checkbox is checked in multiple rows(Visualforce Page)

I have challenge I'm working on a visualforce page I want whenever the checkbox is checked I want to copy the values into input text fields in visualforce page. So here I have multiple rows and ...
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0answers
28 views

Not Accepting related Datatypes values

Hi I am building Custom filter logic by using Lightning component.I have created apex class,JS file and lightning component for this. But The problem is field value is accepting only string value. ...
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1answer
453 views

Disabling custom javascript button

I need to disable one of the custom javascript buttons after the first click. I've found that I can use(and I actually did use this in the past) this 2 lines of code to disable a button: this....
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vote
2answers
8k views

Uncaught DOMException: Blocked a frame with origin “https://c.ap2.visual.force.com” error

I am trying to access the home page from a custom home page component, i.e. of type VF area, through JavaScript but I'm getting Uncaught DOMException: Blocked a frame with origin "https://c.ap2....
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0answers
17 views

How to validate the <apex:inputfields> on form submission and show error using SLDS?

I am using SLDS in a VF Page and I am referring to this link here to show error. The problem is the error is displayed on page load because I am not removing the Slds-has-error class. But, how do I ...
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1answer
808 views

Javascript error on Button click

I am using one custom list button on one of the related list. But sometime when I click on this button I am getting the below error message: A problem with the OnClick javascript for this button or ...
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1answer
28 views

How to get value of input from lightning js controller without an id

I am creating the form using: <lightning:recordForm aura:id="data-export-form" objectApiName="{!v.sObjectName}" fields="Account__c" columns="1" mode="edit" onsubmit="{!c....
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1answer
16 views

How to edit a specific row/index in aura iteration by javascript?

Hi I am trying to edit a specific row in an iteration based on an onchange event. One of my columns in my iteration is a picklist. And depending on what is selected I want the rest of the columns in ...
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1answer
31 views

visualforce list of available javascript libraries? [closed]

This is me frustrated with getting wrong search results... I'm looking for any salesforce based javascript files or libraries available for use in visualforce pages. I've come across a few in the ...
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4answers
627 views

Lightning Framework vs Standard Client Side Frameworks (i.e. React) // Which to chose when, and why?

Disclaimer Keep it objective! This one can get a little opinionated, please try to keep your answer specific to the facts a developer should be considering when choosing between two viable options ...
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2answers
850 views

Download file(Image/Doc/PDF) in Lightning component

I have an url of the image(Not from salesforce) which is stored in another system. Can i download that file by providing link to the URL in my Lightning component ? I have tried with "**lightning:...
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2answers
2k views

Retrieve All Subscriber Status

I am working on a custom profile center and I'm using server side javascript to extract information about the lists a subscriber is currently subscribed to. When I use the lists.retrieve function it ...
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1answer
22 views

Uncaught Error: Mismatched anonymous define() module. When using RequireJS in a Visualforce page

Background RequireJS is a dependancy for another package I want to use in a Visualforce page. I have uploaded RequireJS as a static resource. <apex:page showHeader="false" standardStylesheets="...
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0answers
20 views

How to print iframe in Lightning Component

I have a Lightning component which has an iframe to a visualforce page: <aura:component implements="force:lightningQuickActionWithoutHeader,force:hasRecordId"> <iframe aura:id="myFrame" ...
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0answers
25 views

Interacting with external calendar library in my Lightning component

I am implementing FullCalendar in a lightning component and am having trouble interacting with it from my methods. When I click on the Previous button, the console log appears but doesn't navigate to ...
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2answers
59 views

Lightning components parameters passing

can we pass parameters like json objects,json,strings, integers among helper methods in lightning components? I am trying to pass ( Helper1:function(){ Var Parameter1s = jsonobject; ...
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2answers
935 views

lightning:input time display

I am using a <lightning:input type="time"/> component and the picker is displayed to the user in 12 hour time with an AM/PM picker. I want to display this value to the user in a table and the ...
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votes
1answer
26 views

Add Visualforce Page that is just a Button to the Custom Buttons Section of Page Layout

I had a custom button that used OnClick JavaScript behavior and when it was clicked would execute a bunch of JavaScript which would ultimately build a url and open it in a new window for the user. ...
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0answers
20 views

Scan Barcode from computer webcam and mobile camera [duplicate]

I want to know if there are any html5 and javascript api available to scan barcode from camera. I do not want to build a native app. The web app should be able to open pc camera and scan barcode ...
5
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2answers
452 views

Javascript remoting for Apex

Can somebody please explain what security measures are in place for Javascript Remoting? Specifically, what safeguards are there against cross-domain requests and users trying to interact with @...
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1answer
21 views

Window.local message should be retained even if the window is maximized

In the softphone layout for the CTI integration I am sending the data from visualforce page to other page by using window.local storage. I am able to send the data. But the layout has a maximize ...
0
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1answer
359 views

getParam Not Working on Simple Application Event

I have a button which when pressed causes an application event to fire. Before it does this it sets a string value using setParam. The event is fired and handled successfully. However, when I try to ...
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2answers
19 views

Need to get the key of an Object Array given a Value

I have a registration process that differs from each record type, I need to get the recordType Name (or label in this case) so I can give proper flow to each user. The record type selection is made ...
0
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1answer
16 views

How Do I Use The “oncomplete” Function To Refresh A Different Visualforce Page?

Is it possible to update a different visualforce page using the "oncomplete" function? I have a visualforce page that I would like to have the ability to refresh various other Visualforce pages when ...
0
votes
1answer
10 views

Trigger change in PickList4.js from Salesforce

How can I trigger a picklist change event inside salesforce: We have the following code : <apex:outputPanel id="dynamicRerender"> <apex:repeat value="{!strings}" var="...
1
vote
4answers
1k views

Clicking button should reload the page and the callout must be performed asynchronously

My question is, should clicking a button reload a page and perform an asynchronous callout? It looks like its reloading the page after finishing the callout. Custom Button : Execute JavaScript {!...
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0answers
7 views

Salesforce 1 - Capture Location

I've come across a requirement where User's location needs to be captured at every 1 minute (Without any user intervention). Application - Salesforce1 Is there any way by which we can achieve this? ...
2
votes
2answers
685 views

Print only a single tab on a tabbed VF page

I have created four apex tabs in a vf page. In that page,I'm using print functionality for the particular div section.Its works fine when i click the print button for the first time.But when i click ...
1
vote
2answers
698 views

Connect to WebSocket From Visualforce Page

Below is my code - <apex:page docType="html-5.0" showHeader="false" sidebar="false"> <html> <head> <script type="text/javascript" src="http://cs8.salesforce.com/...
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2answers
44 views

How to use “jsforce” in an external HTML client for streaming api?

I am trying to use streaming API feature of salesforce, and be able to subscribe to the topic in an external client which is HTML based. My code is below: <html> <head> <...
1
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1answer
18 views

Open Html file from Heroku Bash

I have deployed my Flask python application on Heroku. The problem is that in one line of my python code I must open an HTML file (where some javascript gets executed). Obviously, it locally works in ...
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votes
0answers
14 views

Dependent picklist not working when rendered in output panel of VisualForce Page

This is a small snippet of a bigger scenario. Here I have an empty div where I dump the full div section of the reRendered output panel. I am doing this so, because in my main codebase we have a ...
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votes
1answer
35 views

Use force:navigateToURL to open new window instead of new tab

When I use force:navigateToURL, it opens the URL in a new tab. Is there anyway to force this to open in a new browser window instead? Thanks in advance, code pictured below var urlEvent = $A.get("e....