In this blog we will learn the implementation of pagination in lightning component, with the use of lightning bundle.
Implementing Pagination:
Goto Setup > Develop > Apex Classes > New
Write the following code in Apex Class:
Apex Controller-
public with sharing class pagination {
/**
* Webkul Software.
*
* @category Webkul
* @author Webkul
* @copyright Copyright (c) 2010-2016 Webkul Software Private Limited (https://webkul.com)
* @license https://store.webkul.com/license.html
*/
@AuraEnabled
public list<account> acc;
@AuraEnabled
public integer offst;
@AuraEnabled
public integer total;
@AuraEnabled
public boolean hasprev;
@AuraEnabled
public boolean hasnext;
private static integer pagesize=8;
private static integer offset;
@AuraEnabled
public static pagination getacc(boolean next,boolean prev,decimal off){
offset = (integer)off;
list<account> li = new list<account>();
integer listlength = [Select count() from account where name!=null];
if(!schema.sobjecttype.Account.isaccessible()){
li = new list<account>();
}else{
if(next==false && prev==false){
li = [Select id,name,accountSource,AccountNumber,Active__c from account LIMIT :pagesize OFFSET :offset];
}else if(next==true && (offset+pagesize)<=listlength){
offset=offset+pagesize;
li = [Select id,name,accountSource,AccountNumber,Active__c from account LIMIT :pagesize OFFSET :offset];
}else if(prev==true && offset>0){
offset=offset-pagesize;
li = [Select id,name,accountSource,AccountNumber,Active__c from account LIMIT :pagesize OFFSET :offset];
}
}
pagination pg = new pagination();
pg.acc = li;
pg.offst = offset;
pg.hasprev = hasprev(offset);
pg.hasnext = hasnxt(offset,listlength,pagesize);
return pg;
}
private static boolean hasprev(integer off){
if(off>0)
return false;
return true;
}
private static boolean hasnxt(integer off,integer li,integer ps){
if(off+ps<li)
return false;
return true;
}
}
Open Devloper Console.
Create a new lightning Component. File>New>Lightning Component
Write the following Code in the Component:
Component-
<aura:component controller="pagination">
<!--
/**
* Webkul Software.
*
* @category Webkul
* @author Webkul
* @copyright Copyright (c) 2010-2016 Webkul Software Private Limited (https://webkul.com)
* @license https://store.webkul.com/license.html
*/
-->
<ltng:require styles="{!$Resource.SLDS +
'/assets/styles/salesforce-lightning-design-system-ltng.css'}" />
<aura:attribute name="accounts" type="Account[]"/>
<aura:handler name="init" value="{!this}" action="{!c.getAccounts}" />
<aura:attribute name="offset" type="integer" />
<aura:attribute name="next" type="boolean" />
<aura:attribute name="prev" type="boolean" />
<div class="wk_static">
<div class="slds-page-header" role="banner">
<div class="slds-grid">
<div class="slds-col slds-has-flexi-truncate">
<div class="slds-media slds-media--center slds-no-space slds-grow">
<div class="slds-media__figure">
<span class="slds-icon_container slds-icon-standard-account">
<c:SVG class="slds-icon" xlinkHref="/resource/SLDS/assets/icons/standard-sprite/svg/symbols.svg#account" />
<span class="slds-assistive-text">Account Icon</span>
</span>
</div>
<div class="slds-media__body">
<h1 class="slds-page-header__title slds-m-right--small slds-truncate slds-align-middle" title="Accounts">Accounts</h1>
</div>
</div>
</div>
</div>
</div>
<table class="slds-table slds-table--bordered slds-max-medium-table--stacked-horizontal"><!--Table must be responsive-->
<thead>
<tr class="slds-text-heading--label ">
<th class="" scope="col">Account Name</th>
<th class="slds-is-sortable" scope="col">Account Number</th>
<th class="slds-is-sortable" scope="col">Account Source</th>
<th class="slds-is-sortable" scope="col">Active</th>
</tr>
</thead>
<tbody>
<aura:iteration items="{!v.accounts}" var="account">
<tr class="slds-hint-parent">
<td data-label="Account Name" >
<a href="{! '#/sObject/' + account.Id + '/view'}">{!account.Name}</a>
</td>
<td data-label="Account Number" >{!account.AccountNumber}</td>
<td data-label="Account Source" >{!account.AccountSource}</td>
<td data-label="Active">{!account.Active__c}</td>
</tr>
</aura:iteration>
</tbody>
</table>
<ui:button class="slds-button slds-button--neutral slds-p-horizontal--xx-small slds-m-right--x-small slds-float--right" press="{!c.Next}" disabled="{!v.next}" >
<span class="slds-icon slds-icon-text-default">
<c:SVG class="slds-button__icon slds-button__icon--large" xlinkHref="/resource/SLDS/assets/icons/utility-sprite/svg/symbols.svg#chevronright" />
<span class="slds-assistive-text">Next</span>
</span>
</ui:button>
<ui:button class="slds-button slds-button--neutral slds-p-horizontal--xx-small slds-m-right--x-small slds-float--right" press="{!c.Previous}" disabled="{!v.prev}">
<span class="slds-icon slds-icon-text-default">
<c:SVG class="slds-button__icon slds-button__icon--large" xlinkHref="/resource/SLDS/assets/icons/utility-sprite/svg/symbols.svg#chevronleft" />
<span class="slds-assistive-text">Previous</span>
</span>
</ui:button>
</div>
</aura:component>
Client-Side Controller-
({
/**
* Webkul Software.
*
* @category Webkul
* @author Webkul
* @copyright Copyright (c) 2010-2016 Webkul Software Private Limited (https://webkul.com)
* @license https://store.webkul.com/license.html
*/
getAccounts : function(cmp, evt, helper) {
var next = false;
var prev = false;
helper.getAccounts(cmp,next,prev);
},
Next:function(cmp,event,helper){
var next = true;
var prev = false;
var offset = cmp.get("v.offset");
helper.getAccounts(cmp,next,prev,offset);
},
Previous:function(cmp,event,helper){
var next = false;
var prev = true;
var offset = cmp.get("v.offset");
helper.getAccounts(cmp,next,prev,offset);
},
})
Helper-
({
/**
* Webkul Software.
*
* @category Webkul
* @author Webkul
* @copyright Copyright (c) 2010-2016 Webkul Software Private Limited (https://webkul.com)
* @license https://store.webkul.com/license.html
*/
getAccounts : function(cmp,next,prev,offset) {
offset = offset || 0;
var action = cmp.get("c.getacc");
action.setParams({
"next" : next,
"prev" : prev,
"off" : offset
});
action.setCallback(this,function(res){
var state = res.getState();
if(state=="SUCCESS"){
var result = res.getReturnValue();
cmp.set('v.offset',result.offst);
cmp.set('v.accounts',result.acc);
cmp.set('v.next',result.hasnext);
cmp.set('v.prev',result.hasprev);
}
});
$A.enqueueAction(action);
}
})
Output:
Here is the output:
Support:
That’s all for implementation of pagination in lightning component, still have any issue feel free to add a ticket and let us know your views to make the code better https://webkul.uvdesk.com/en/customer/create-ticket/
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