Lightning Web Component(LWC) Toast Messages : Biswajeet
Lightning Web Component(LWC) Toast Messages
by: Biswajeet
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November 29, 2020 at 12:38AM
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by: Biswajeet
blow post content copied from Biswajeet Samal's Blog
click here to view original post
A component can send a toast notification that pops up to alert users of a success, error, or warning. A toast can also simply provide information. To display a toast notification in Lightning Experience or Lightning communities, import ShowToastEvent from the lightning/platformShowToastEvent
module. Here is the example to show Lightning Web Component(LWC) Toast Messages.
Toast Event Properties:
Parameter | Type | Description |
---|---|---|
title |
String | (Required) The title of the toast, displayed as a heading. |
message |
String | (Required) A string representing the body of the message. It can contain placeholders in the form of {0} ... {N} . The placeholders are replaced with the links on messageData . |
messageData |
String[] or Object | url and label values that replace the {index} placeholders in the message string. |
variant |
String | Changes the appearance of the notice. Toasts inherit styling from toasts in the Lightning Design System. Valid values are: info (default), success , warning , and error . |
mode |
String | Determines how persistent the toast is. Valid values are: dismissable (default), remains visible until you click the close button or 3 seconds has elapsed, whichever comes first; pester , remains visible for 3 seconds and disappears automatically. No close button is provided; sticky , remains visible until you click the close button. |
LWCToastMessage.html:
<template> <lightning-button label="Success" onclick={showSuccess}></lightning-button> <lightning-button label="Error" onclick={showError}></lightning-button> <lightning-button label="Warning" onclick={showWarning}></lightning-button> <lightning-button label="Information" onclick={showInfo}></lightning-button> </template>
LWCToastMessage.js:
import { LightningElement } from 'lwc'; import { ShowToastEvent } from 'lightning/platformShowToastEvent'; export default class LWCToastMessages extends LightningElement { showError() { const evt = new ShowToastEvent({ title: 'Error', message: 'This is an error message', variant: 'error', mode: 'dismissable' }); this.dispatchEvent(evt); } showSuccess(){ const evt = new ShowToastEvent({ title: 'Success', message: 'This is a success message', variant: 'success', mode: 'dismissable' }); this.dispatchEvent(evt); } showWarning(){ const evt = new ShowToastEvent({ title: 'Warning', message: 'This is a warning message', variant: 'warning', mode: 'dismissable' }); this.dispatchEvent(evt); } showInfo() { const evt = new ShowToastEvent({ title: 'Info', message: 'This is an information message', variant: 'info', mode: 'dismissable' }); this.dispatchEvent(evt); } }
LWCToastMessage.js-meta.xml:
<?xml version="1.0" encoding="UTF-8"?> <LightningComponentBundle xmlns="http://soap.sforce.com/2006/04/metadata"> <apiVersion>50.0</apiVersion> <isExposed>true</isExposed> <targets> <target>lightning__AppPage</target> <target>lightning__RecordPage</target> <target>lightning__HomePage</target> </targets> </LightningComponentBundle>
November 29, 2020 at 12:38AM
Click here for more details...
=============================
The original post is available in Biswajeet Samal's Blog by Biswajeet
this post has been published as it is through automation. Automation script brings all the top bloggers post under a single umbrella.
The purpose of this blog, Follow the top Salesforce bloggers and collect all blogs in a single place through automation.
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