Author Archives: Biswajeet

About Biswajeet

Biswajeet is my Name, Success is my Aim and Challenge is my Game. Risk & Riding is my Passion and Hard Work is my Occupation. Love is my Friend, Perfection is my Habit and Smartness is my Style. Smiling is my Hobby, Politeness is my Policy and Confidence is my Power.

Progress Indicator in Lightning Web Component

Biswajeet   July 15, 2019   1 Comment on Progress Indicator in Lightning Web Component

LWCProgressIndicator.html

<template>
    <div class="slds-theme_default">
        <div class="slds-p-around_medium">
            <lightning-progress-indicator type="path" current-step={selectedStep}>
                <lightning-progress-step label="Step1" onstepfocus={selectStep1} value="Step1">
                </lightning-progress-step>
                <lightning-progress-step label="Step2" onstepfocus={selectStep2} value="Step2">
                </lightning-progress-step>
                <lightning-progress-step label="Step3" onstepfocus={selectStep3} value="Step3">
                </lightning-progress-step>
                <lightning-progress-step label="Step4" onstepfocus={selectStep4} value="Step4">
                </lightning-progress-step>
            </lightning-progress-indicator>
            
            <div class="slds-m-vertical_medium">
                <lightning-button label="Back" class="slds-m-left_x-small" onclick={handlePrev}></lightning-button>
                <template if:false={isSelectStep4}>
                    <lightning-button variant="brand" class="slds-m-left_x-small" label="Next" onclick={handleNext}></lightning-button>
                </template>
                <template if:true={isSelectStep4}>
                    <lightning-button variant="brand" class="slds-m-left_x-small" label="Finish" onclick={handleFinish}></lightning-button>
                </template>
            </div>
        </div>
    </div>
</template>

LWCProgressIndicator.js

import { LightningElement, track } from 'lwc';

export default class LWCProgressIndicator extends LightningElement {
    @track selectedStep = 'Step1';

    handleNext() {
        var getselectedStep = this.selectedStep;
        if(getselectedStep === 'Step1'){
            this.selectedStep = 'Step2';
        }
        else if(getselectedStep === 'Step2'){
            this.selectedStep = 'Step3';
        }
        else if(getselectedStep === 'Step3'){
            this.selectedStep = 'Step4';
        }
    }

    handlePrev() {
        var getselectedStep = this.selectedStep;
        if(getselectedStep === 'Step2'){
            this.selectedStep = 'Step1';
        }
        else if(getselectedStep === 'Step3'){
            this.selectedStep = 'Step2';
        }
        else if(getselectedStep === 'Step4'){
            this.selectedStep = 'Step3';
        }
    }
     
    handleFinish() {
        alert('Finished...');
        this.selectedStep = 'Step1';
    }
     
    selectStep1() {
        this.selectedStep = 'Step1';
    }

    selectStep2() {
        this.selectedStep = 'Step2';
    }

    selectStep3() {
        this.selectedStep = 'Step3';
    }

    selectStep4() {
        this.selectedStep = 'Step4';
    }

    get isSelectStep4() {
        return this.selectedStep === "Step4";
    }
}

LWCProgressIndicator.js-meta.xml

<?xml version="1.0" encoding="UTF-8"?>
<LightningComponentBundle xmlns="http://soap.sforce.com/2006/04/metadata" fqn="LWCProgressIndicator">
    <apiVersion>46.0</apiVersion>
    <isExposed>true</isExposed>
    <targets>
        <target>lightning__AppPage</target>
        <target>lightning__RecordPage</target>
        <target>lightning__HomePage</target>
    </targets>
</LightningComponentBundle>

Output:

Lightning Web Component Progress Bar

Biswajeet   July 15, 2019   1 Comment on Lightning Web Component Progress Bar

LWCProgressBar.html

<template>
    <div class="slds-theme_default">
        <div class="slds-p-around_medium">
            <lightning-progress-bar value={progress}></lightning-progress-bar>
        </div>
    </div>
</template>

LWCProgressBar.js

import { LightningElement, track } from 'lwc';

export default class LWCProgressBar extends LightningElement {
    @track progress = 0;

    connectedCallback() {
        this._interval = setInterval(() => {
            this.progress = this.progress === 100 ? 0 : this.progress + 1;
        }, 200);
    }
}

LWCProgressBar.js-meta.xml

<?xml version="1.0" encoding="UTF-8"?>
<LightningComponentBundle xmlns="http://soap.sforce.com/2006/04/metadata" fqn="LWCProgressBar">
    <apiVersion>46.0</apiVersion>
    <isExposed>true</isExposed>
    <targets>
        <target>lightning__AppPage</target>
        <target>lightning__RecordPage</target>
        <target>lightning__HomePage</target>
    </targets>
</LightningComponentBundle>

Output:

OnLoad In Lightning Web Component

Biswajeet   July 11, 2019   No Comments on OnLoad In Lightning Web Component

LWCDemo.html

<template>
    <div class="slds-text-heading_large slds-text-align_center">
        {greeting}
    </div>
</template>

LWCDemo.js

import { LightningElement, track } from 'lwc';  
  
export default class LWCDemo extends LightningElement {  
  
    @track greeting;  
  
    connectedCallback() {
        this.greeting = 'Hello World!';
    }
}

Lightning Web Component Modal

Biswajeet   July 10, 2019   No Comments on Lightning Web Component Modal

LWCModal.html

<template>
    <div class="slds-theme_default">
        <div class="slds-p-around_medium">
            <lightning-button label="Show LWC Modal" variant="brand" onclick={handleOpenModal}>
            </lightning-button>
        </div>
        <template if:true={isOpenModal}>
            <div style="height: 500px;">
                <section role="dialog" tabindex="-1" aria-labelledby="modal-heading-01" aria-modal="true" aria-describedby="modal-content-id-1" class="slds-modal slds-fade-in-open">
                    <div class="slds-modal__container">
                        <header class="slds-modal__header">
                            <button class="slds-button slds-button_icon slds-modal__close slds-button_icon-inverse" title="Close" onclick={handleCloseModal}>
                                <lightning-icon icon-name="utility:close" variant="inverse" alternative-text="Close" size="medium">
                                </lightning-icon>
                                <span class="slds-assistive-text">Close</span>
                            </button>
                            <h2 id="modal-heading-01" class="slds-text-heading_medium slds-hyphenate">LWC Modal Example</h2>
                        </header>
                        <div class="slds-modal__content slds-p-around_medium" id="modal-content-id-1">
                            <div class="slds-text-heading_small slds-text-align_center">
                                Welcome to Biswajeet Samal's Blog
                            </div>
                        </div>
                        <footer class="slds-modal__footer">
                            <lightning-button label="Cancel" variant="neutral" onclick={handleCloseModal}></lightning-button>
                        </footer>
                    </div>
                </section>
                <div class="slds-backdrop slds-backdrop_open"></div>
            </div>
        </template>
    </div>
</template>

LWCModal.js

import {LightningElement, track} from 'lwc';

export default class LWCModal extends LightningElement {
  
    @track isOpenModal = false;

    handleOpenModal() {
        this.isOpenModal = true;
    }
  
    handleCloseModal() {
        this.isOpenModal = false;
    }
}

LWCModal.js-meta.xml

<?xml version="1.0" encoding="UTF-8"?>
<LightningComponentBundle xmlns="http://soap.sforce.com/2006/04/metadata" fqn="LWCModal">
    <apiVersion>46.0</apiVersion>
    <isExposed>true</isExposed>
    <targets>
        <target>lightning__AppPage</target>
        <target>lightning__RecordPage</target>
        <target>lightning__HomePage</target>
    </targets>
</LightningComponentBundle>

Output: