Questions tagged [lightning-events]
Lightning Events are a way for markup component to communicate its changing state
225
questions
1
vote
1answer
30 views
Component event not being caught
It looks like the event is firing but the handler is not catching it. How do I go about getting this component event to be handled?
EVENT:
<aura:event type="COMPONENT" ></aura:event>
...
0
votes
2answers
26 views
Aura event not being caught
I have an onMouseover function that fires and event to another component within an app. The event is firing correctly but the other component is not 'listening' to the event. None of the code in the ...
0
votes
1answer
26 views
How to track if user has inputted any text on the Salesforce Chatter Email Publisher
How do we know when user has made any inputs on the Email Publisher? When user made any changes to this field, and accidentally closes the tab on the Service Console, there will be no pop up message ...
0
votes
1answer
56 views
communication between 2 LIghtning web componets, passing dynamic parameter from Parent to chlid LWC using Events
I would like to send record Id(Seminar ID dynamically from for each) from Parent LWC to Child LWC
Template Code:
<lightning-tile key={seminar.Id}>
<lightning-layout key={seminar.Id}> ...
1
vote
0answers
105 views
Issue/bug with standard spinner
since last week i've this problem on the org and i'm still not able to solve it.
Here's the details:
In every standard action like creating or editing an account using the standard buttons Edit and ...
0
votes
1answer
36 views
Lightning Event not firing in Component
I am working through the Aura components trailhead but am running into an issue where the component event is not firing. Here is my code:
CampingList
cmp
<aura:component controller = '...
0
votes
0answers
11 views
Is it possible to add Notes and Files to an new Task or Event in Lightning?
Is there any way to add Notes and Files when user tries to create a new Task or Event in Lightning.
But in Salesforce Classic we could see the attachment in the UI, when user tries to add any ...
1
vote
1answer
70 views
LWC Event handler for event type with underscores
According to the documentation on event dispatching event types should follow these rules:
No uppercase letters
No spaces
Use underscores to separate words
When I attempt to use underscores in my ...
2
votes
1answer
27 views
Can an application event be handled by a lightning component whose body isn't rendered?
I have a component that receives an app event to indicate if it should be made visible or not. I'm firing this app event from another component on the page.
The receiving component show only show ...
0
votes
0answers
32 views
GetTabInfo or TabUrl of Closed Tab in Lightning
<aura:handler event="lightning:tabClosed" action="{! c.onTabClosed }"/>
({
onTabClosed : function(component, event, helper){
var workspaceAPI = component.find("workspace");
...
0
votes
1answer
27 views
How to pass event.preventDefault(); from child to parent
I have a wizard with a child object. The child object has an event.preventDefault(); (Step 2 wizard). How do I pass this to the wizard (parent) to prevent going to the next page (step 3) of the wizard....
0
votes
3answers
138 views
Override Default Tab Key press event in Lightning component?
I am trying to override the default tab key press event. For other key this custom method is getting called but for some keys like Tab,enter.. it's not working. Below is the code what i tried.
xxx....
0
votes
1answer
23 views
RefreshView Event is not getting fired in custom object record page
I have a lightning component which is residing in a lightning record home page of a custom object. If I modify any fields, usually Salesforce fires refreshView event and we can consume the event in ...
3
votes
1answer
447 views
LWC – Access Templates and Methods of child components (multi-chained children)
Normally closed shadow DOM/root will not allow the access of child component's DOM. Consider below example:
<main-component>
<parent>
<child>
<iteration&...
1
vote
0answers
111 views
Unable to fire force:runActionComponent application event
Currently, LWC doesn't support QuickActionApi, but I really need it. Also, I am investigating option to wrap my LWC component by Aura component container, which will use quickActionApi and interact ...
0
votes
0answers
46 views
aura:iteration Data table: Cannot find Aura:id for the lightning input used inside the aura:iteration
i need to use the aura:id of lightning:select. the table is rendered inside aura:iteration.
there is another field(table column field) inside table that needs to be shown based on the the select ...
1
vote
1answer
39 views
Lightning component detect keystroke in page [closed]
Is there a way to a lightning component detect when the user click a key in the page as whole? My idea is to have the component in the home page and using a shortcut the user can invoke an action even ...
0
votes
1answer
48 views
How we fire 2 or more events continuously in lightning component?
I'm facing a below problem when redirect to view the detail page then wanna display Edit popup.
Please help me resolve this.
In my component js.
var retParams = '0010k000008IsVXXX' // Id of ...
0
votes
0answers
30 views
Get/set an attribute trough Lightning Event
I can't get the attribute trough Lightning Event. By clicking on the button "Get msg" I get undefined:
ceEvent.evt:
<aura:event type="COMPONENT">
<aura:attribute name="message" ...
1
vote
0answers
49 views
Handling Application event in Utility Bar component
I am using a utility bar in a lightning application. I am having a component on the contact record page, from where I am firing an Application event and having a handler on a component which is in ...
0
votes
1answer
37 views
How to set a record's field from the List in component to event?
I have a cmp with List of objects and iteration:
<aura:iteration items="{!v.Objects}" var="object">
<div label="Set Id" name="{!object.Id}" onclick="{!c.action}">
{!object....
0
votes
0answers
51 views
Initialize the standard Inline-Edit functionality from a Custom component action
I have standard Opportunity record detail page which has the standard in-line edit functionality. On my opportunity flexi-page, right side custom panel has custom component which needs to update the ...
2
votes
1answer
306 views
How to setup eventListener for a LWC component to receive messages from an embedded iFrame
I am having trouble setting up an eventListener for my LWC component to listen messages received from an embedded iFrame.
I have a parent component where I have set the event listener in ...
1
vote
2answers
151 views
Lightning empApi subscribe and unsubscribe method in JS constroller
I have an component using lightning empAPi. In controller, I am using subscribe method and didn't using unsubscribe method. Is that required to use unsubscribe method in controller. IF required please ...
0
votes
1answer
32 views
Aura Component don't catch event from another one
Lightning Event:
tripEventer, attribute - trip, Trip__c
Component Item:
<aura:registerEvent name="openTripEvent" type="c:tripEventer"/>
<lightning:button class="slds-align_absolute-...
0
votes
1answer
147 views
Set lightning input in a child component based on parent component onChange event
I am implementing simple Contact create/edit form and I have problems with automatic setting of one field (consbp) based on an entry in different field (AccountID).
The main component (contactCreate....
0
votes
1answer
30 views
How to detect list element data changes with “change” handlers?
Accordingly to the documentation, the special aura change handler can be used to detect when a value in one of the component's attributes changes.
Everything is fine with attributes of type Boolean, ...
2
votes
1answer
148 views
event.detail is undefined in Lightning:recordEditForm submit event
I'm trying to get field values at Lightning:recordEditForm onSubmit() event.In the documentation example it shows below.
my onSubmit event handler as below,
I end up getting error,
[event.detail ...
2
votes
1answer
43 views
wave:selectionChanged behaviour in Summer '19
I'm creating a lightning app that interacts with an Einstein dashboard. The idea is that when a user filters data in the dashboard, a search is performed in an external system using the filtered data.
...
1
vote
1answer
40 views
Building Custom Related List Component
I created a reusable lightning component that will act as a related list component. I want to handle add/remove event when the user makes changes from Edit Page (Settings-> Edit Page).
Example: I ...
0
votes
1answer
405 views
How to force width resizing of lightning:datatable?
I've structured a component in a way that either a lightning:datatable aura component or a lightning:dualistbox. The dual list box is used to set the columns attribute of the data table. The issue is ...
1
vote
1answer
668 views
Calling Application events in LWC [closed]
i would like to call an Application event in Lightning web component.
Below link describes the same in AURA.
https://developer.salesforce.com/docs/atlas.en-us.218.0.lightning.meta/lightning/...
0
votes
0answers
28 views
window.addEventListener firing Multiple times
I have a situation where I need to reDirect the lightning page to record detail page once BACK button in iFrame is clicked. So, Java team was sending a postMessage from the page which I am opening it ...
1
vote
1answer
89 views
Unable to see Attendee list on event object in lightning experience in Spring'19
As per the below link of salesforce release notes, we can now see the attendee list on the event object in the lightning experience without enabling setting up the lightning sync.
Salesforce Release ...
0
votes
0answers
10 views
Firing an application event of package A from package B
I recently came up against a problem related to event communication between two managed packages.
In my scenario, I am able to fire an application event from package A and handle it in package B.
My ...
0
votes
1answer
23 views
Event fired when user redirects to home : exists?
Heyo all,
I am working on a Lightning Community. I need to detect whenever the user goes to the main page (clicking page logo, home ling, whatever...).
I tried the following events :
<aura:...
0
votes
0answers
47 views
Stop lightning custom event after handling it
I have a custom lightning component that calls another one via event and retrieve specific data. Problem is that I can call my component many times and every time I enter this component again from ...
1
vote
1answer
775 views
Lightning Web Components: How to handle events from grand child on the owner(eventParent) component
I have 3 Lightning web components, Parent ->Child -> Grand child all with just a lightning button inside it.
eventParent:
<template>
<lightning-button
variant="brand"
label="Submitparent"
...
0
votes
0answers
50 views
Passing Data between two unrelated Lightning Components [duplicate]
Does anyone know how to pass values from one lightning component to another unrelated lightning component? There's no Parent-Child combination and these components or not in a containment hierarchy. ( ...
0
votes
0answers
20 views
The application event not working [duplicate]
I know what I am asking is a very basic example question. But I am trying to understand the application event using an example and it is not working. I tried to figure it out all by myself for a long ...
0
votes
0answers
8 views
Lightning Calander
I am new to lightning,
I want to make appointment system using standard lighting calendar,
Is there anyway i can replace day in day view with staff name like we have in fullcalendarui.
i'll share a ...
0
votes
1answer
21 views
Reuse Deleted Aura Component Name
While doing a trailhead superbadge I created a component event named "FormSubmit".
After the fact, I noticed that the specific phrasing on trailhead was "formsubmit" so I deleted the component event ...
3
votes
1answer
418 views
Is it possible to fire an event from a LWC and handle in another LWC which is not in containment hierarchy?
Is it possible to fire an event from a lightning web component and handle in another lightning web component which is not in containment hierarchy? This is achievable in Aura component using ...
0
votes
1answer
81 views
lightning datatable populate on paste from clipboard
Is it currently possible access the clipboard conents from the onpaste event for the lightning datatable? If so how? If not then is there a work around?
I want to copy an paste from Excel and ...
0
votes
0answers
484 views
Lightning Record Edit Form onsuccess not firing
Having issues getting the onSuccess Event to fire on my Lightning:recordEditForm. My submit button is outside of the Lightning:recordEditForm and that works perfectly but i'd like to have the ...
1
vote
1answer
1k views
How to handle Lightning Web Component Event from Lightning Aura Component?
I am firing an event from my Lightning Web Component(LWC). Now I have to receive this event by a Aura Component.
As per the documentation I am able to receive the event if this LWC is enclosed in the ...
0
votes
0answers
157 views
Lightning aura event handler error
I am using a custom application event (ackRequest) that I use to validate all components in a page. This event is fired in the afterRender of the community layout component.
The event is handled ...
0
votes
0answers
87 views
LEX console method issue - lightning:tabClosed
I am trying to utilise the lightning:tabClosed event within my LEX component on a Case. I want to be able to get the record ID for the tab that was closed, as I need to do some processing using that ...
0
votes
1answer
107 views
Dynamic DOM : firing event on click
I am dynamically creating some DOM elements inside my component's controller and adding them to the page. I need to set the onclick event on these elements to call another controller function that ...
1
vote
1answer
185 views
Can't handle an Application event in Lightning
I am trying to handle Application event in a listening component but it doesn't work for some reason. Please, help. I can't write in console log "here" in the end
Application
<aura:application ...
