Example of custom lightning spinner Show/Hide & Toggle on click button with display a modal popup open/close Uses of "lightning-spinner" elements in Salesforce Lightning Web Component | how to toggle, show & hide custom lightning spinner on click button in Salesforce lightning web component

Hey guys, today in this post we are going to learn about How to custom lightning spinner Show/Hide & Toggle on click button with display a modal popup open/close Uses of “lightning-spinner” elements in Salesforce Lightning Web Component Salesforce.

A lightning-spinner displays an animated spinner image to indicate that a feature is loading. This component can be used when retrieving data or anytime an operation doesn’t immediately complete. To know more details about lightning-spinner, Click Here.

Don’t forget to check out:- How to Show/Hide a Custom Loading Spinner Image in Salesforce Lightning Component. Click Here For More Information

Files we used to create lightning-spinner in LWC

lwcSpinner.html	LWc HTML File	Template HTML file to create lightning-spinner in lwc
lwcSpinner.js	LWC JavaScript File	It’s hold a javascript click function to display lightning-spinner show/hide & toggle in LWC .
lwcSpinner.js-meta.xml	XML Meta File	It is used to where this lightning web component file you want to display as like lightning__AppPage, lightning__RecordPage, lightning__HomePage.
lwcSpinner.css	Custom Style CSS	It is used to fixed alignment of lightning-spinner and display modal popup in lwc
lwcSpinnerApp.app	Lightning Application	It is used for call the component to preview on browser.

Final Output

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You can download file directly from github by Click Here.

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Find the below steps

Create Lightning Web Component HTML

Step 1:- Create Lightning Web Component HTML ➡ lwcSpinner.html

SFDX:Lightning Web Component ➡ New ➡ lwcSpinner.html

lwcSpinner.html [Lightning Web Component HTML]

```
   <template>
```

<div class="slds slds-p-around--medium">

```
 
```
```
<div class="btnOverw3web">
```

    <h3 class="slds-text-heading_medium"><lightning-icon icon-name="custom:custom12" size="small"></lightning-icon> <strong style="color:#270086; font-size:13px;"> Display Spinner as Show/Hide and Toggle in Lightning Web Component (LWC) </strong></h3>

```
        <br/>
```

    <lightning-button class="slds-m-horizontal--x-small" label="Show Spinner" variant="brand" onclick={showSpinner}></lightning-button>

    <lightning-button class="slds-m-horizontal--x-small" label="Hide Spinner" variant="brand" onclick={hideSpinner}></lightning-button>

    <lightning-button class="slds-m-horizontal--x-small" label="Toggle Spinner" variant="brand" onclick={toggleSpinner}></lightning-button>

```
</div>
```
```
<div class="slds-m-around_large">
```
```
    <template if:true={spinnerStatus}>
```
```
    <div class="slds-is-relative">
```

        <section  class="slds-modal slds-fade-in-open">

                <lightning-spinner variant="brand" alternative-text="Loading..."></lightning-spinner>

```
        </section>
```

        <div class="slds-backdrop slds-backdrop_open" style="width:60%; height:50%; margin:auto;"></div>

```
    </div>
```
```
 
```
```
</template>  
```
```
</div>
```
```
<br/><br/>
```
```
   
```

<div style="border:1px #ddd solid; padding:10px; background:#eee; margin:40px 0;">

```
 
```

            <p data-aura-rendered-by="435:0"><img src="https://www.w3web.net/wp-content/uploads/2021/05/thumbsUpLike.png" width="25" height="25" style="vertical-align:top; margin-right:10px;" data-aura-rendered-by="436:0"><strong data-aura-rendered-by="437:0"><span style="font-size:16px; font-style:italic; display:inline-block; margin-right:5px;">Don't forget to check out:-</span><a href="https://www.w3web.net/" target="_blank" rel="noopener noreferrer" style="text-decoration:none;" data-aura-rendered-by="440:0">An easy way to learn step-by-step online free Salesforce tutorial, To know more Click  <span style="color:#ff8000; font-size:18px;" data-aura-rendered-by="442:0">Here..</span></a></strong></p>

```
 
```
```
            <br/><br/>
```

            <p data-aura-rendered-by="435:0"><img src="https://www.w3web.net/wp-content/uploads/2021/07/tickMarkIcon.png" width="25" height="25" style="vertical-align:top; margin-right:10px;" data-aura-rendered-by="436:0"><strong data-aura-rendered-by="437:0"><span style="font-size:17px; font-style:italic; display:inline-block; margin-right:5px; color:rgb(255 128 0);">You May Also Like →</span> </strong></p>

            <div style="display:block; overflow:hidden;">

                <div style="width: 50%; float:left; display:inline-block">

                    <ul style="list-style-type: square; font-size: 16px; margin: 0 0 0 54px; padding: 0;">

                        <li><a href="https://www.w3web.net/lwc-get-set-lightning-checkbox-value/" target="_blank" rel="noopener noreferrer">How to get selected checkbox value in lwc</a></li>

                        <li><a href="https://www.w3web.net/display-account-related-contacts-in-lwc/" target="_blank" rel="noopener noreferrer">how to display account related contacts based on AccountId in lwc</a></li>

                        <li><a href="https://www.w3web.net/create-lightning-datatable-row-actions-in-lwc/" target="_blank" rel="noopener noreferrer">how to create lightning datatable row actions in lwc</a></li>

                        <li><a href="https://www.w3web.net/if-and-else-condition-in-lwc/" target="_blank" rel="noopener noreferrer">how to use if and else condition in lwc</a></li>

                        <li><a href="https://www.w3web.net/get-selected-radio-button-value-and-checked-default-in-lwc/" target="_blank" rel="noopener noreferrer">how to display selected radio button value in lwc</a></li>

```
                    </ul>
```
```
            </div>
```
```
 
```

            <div style="width: 50%; float:left; display:inline-block">

                    <ul style="list-style-type: square; font-size: 16px; margin: 0 0 0 54px; padding: 0;">

                        <li><a href="https://www.w3web.net/display-account-related-contacts-lwc/" target="_blank" rel="noopener noreferrer">display account related contacts based on account name in lwc</a></li>

                        <li><a href="https://www.w3web.net/create-lightning-datatable-row-actions-in-lwc/" target="_blank" rel="noopener noreferrer">how to insert a record of account Using apex class in LWC</a></li>

                        <li><a href="https://www.w3web.net/fetch-picklist-values-dynamic-in-lwc/" target="_blank" rel="noopener noreferrer">how to get picklist values dynamically in lwc</a></li>

                        <li><a href="https://www.w3web.net/edit-save-and-remove-rows-dynamically-in-lightning-component/" target="_blank" rel="noopener noreferrer">how to edit/save row dynamically in lightning component</a></li>

                        <li><a href="https://www.w3web.net/update-parent-object-from-child/" target="_blank" rel="noopener noreferrer">update parent field from child using apex trigger</a></li>

```
                    </ul>
```
```
                </div>
```

               <div style="clear:both;"></div>

```
               <br/>
```

                <div class="youtubeIcon">

                    <a href="https://www.youtube.com/channel/UCW62gTen2zniILj9xE6LmOg" target="_blank" rel="noopener noreferrer"><img src="https://www.w3web.net/wp-content/uploads/2021/11/youtubeIcon.png" width="25" height="25" style="vertical-align:top; margin-right:10px;"/> <strong>TechW3web:-</strong> To know more, Use this <span style="color: #ff8000; font-weight: bold;">Link</span> </a>

```
                </div>
```
```
    </div>
```
```
 
```
```
</div>
```
```
 
```
```
  
```
```
</div>   
```
```
</template>
```

Create Lightning Web Component Javascript

Step 2:- Create Lightning Web Component Javascript ➡ lwcSpinner.js

SFDX:Lightning Web Component ➡ New ➡ lwcSpinner.js

lwcSpinner.js [LWC JavaScript File]

   import { LightningElement, api  } from 'lwc';

```
 
```

export default class LwcSpinner extends LightningElement {

```
    @api spinnerStatus = false;
```
```
 
```
```
    toggleSpinner() {
```

        this.spinnerStatus = !this.spinnerStatus;

```
    }
```
```
 
```
```
    showSpinner() {
```
```
        this.spinnerStatus = true;
```
```
    }
```
```
 
```
```
    hideSpinner() {
```
```
        this.spinnerStatus = false;
```
```
    }
```
```
 
```
```
}
```

Create Lightning Web Component Javascript

Step 3:- Create Custom Style CSS ➡ lwcSpinner.css

SFDX:Lightning Web Component ➡ New ➡ lwcSpinner.css

lwcSpinner.css [LWC Custom Style CSS]

   .btnOverw3web{ position: absolute;  z-index: 9999; display: block; }

Create Lightning Web Component Meta XML

Step 4:- Create Lightning Web Component Meta XML ➡ lwcSpinner.js-meta.xml

SFDX:Lightning Web Component ➡ New >> lwcSpinner.js-meta.xml

lwcSpinner.js-meta.xml [LWC Meta Data XML]

   <?xml version="1.0" encoding="UTF-8"?>

<LightningComponentBundle xmlns="http://soap.sforce.com/2006/04/metadata">

```
    <apiVersion>45.0</apiVersion>
```
```
    <isExposed>true</isExposed>
```
```
    <targets>
```

        <target>lightning__AppPage</target>

        <target>lightning__RecordPage</target>

        <target>lightning__HomePage</target>

```
      </targets>
```
```
</LightningComponentBundle>
```

Create Lightning Application

Step 5:- Create Lightning Application : lwcSpinnerApp.app

From Developer Console >> File >> New >> Lightning Application

lwcSpinnerApp.app [Component Application File]

   <aura:application extends="force:slds">

```
     <c:lwcSpinner/>
```
```
   </aura:application>
```

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The Sitemap to Find all Published Post of The Tutorial w3web.net Click Here For More Information

TechW3web:- To know more, Use this Link

FAQ (Frequently Asked Questions)

What is lightning spinner in LWC?

Lightning Spinners are CSS loading indicators that should be shown when retrieving data or performing slow computations

Is LWC faster than aura?

Yes, As LWC builts on web components, It makes LWC extremely lightweight & efficient in memory management.

What is the advantage of LWC?

One of the main benefits of using LWC is, that it is more secure, fast, and lightweight.

What is @track in LWC?

@track: To track a private property's value and rerender a component when it changes, decorate the property with @track.

Vijay Kumar

Hi, This is Vijay Kumar behind the admin and founder of w3web.net. I am a senior software developer and working in MNC company from more than 8 years. I am great fan of technology, configuration, customization & development. Apart of this, I love to write about Blogging in spare time, Working on Mobile & Web application development, Salesforce lightning, Salesforce LWC and Salesforce Integration development in full time. [Read full bio] | | The Sitemap where you can find all published post on w3web.net