JSFiddle - React, Tailwind, and code Playground
HTML
<div class="cbp-vm-options">
<a href="#" class="cbp-vm-grid" data-state="grid"></a>
<a href="#" class="cbp-vm-list" data-state="list"></a>
</div>
<div id="content">
<div class="item"></div>
<div class="item"></div>
<div class="item"></div>
<div class="item"></div>
<div class="item"></div>
<div class="item"></div>
<div class="item"></div>
<div class="item"></div>
<div class="item"></div>
</div>
CSS
.cbp-vm-options a {
opacity: 0.50;
transition-duration: 800ms;
display: inline-block;
width: 1em;
height: 1em;
background: black;
}
.cbp-vm-options a.cbp-vm-selected {
opacity: 1;
}
.cbp-vm-grid {
}
.cbp-vm-list {
}
#content {
display: flex;
flex-flow: row wrap;
}
#content .item {
border: 10px solid white;
box-sizing: border-box;
background: red;
height: 40px;
width: 100%;
}
#content.grid .item {
width: 25%;
}
JavaScript
(function() {
var cbp_vm_options, content;
// This function set the localStorage variable
function setState(event) {
event.preventDefault();
console.log(event);
var new_state = event.target.dataset.state;
if(document.querySelector('.cbp-vm-selected'))
document.querySelector('.cbp-vm-selected').classList.remove('cbp-vm-selected');
event.target.classList.add('cbp-vm-selected')
console.log(new_state);
localStorage.clear();
localStorage.setItem('view_state', new_state);
updateUi();
}
// This function updates the ui for the user depending on the value
// of 'vew_state'. The function is called whenever the value changes.
function updateUi(event) {
content.classList.toggle('grid');
var state = localStorage.getItem('view_state');
if(state === 'grid') {
content.classList.add('grid');
cbp_vm_options.querySelector('.cbp-vm-grid').classList.add('cbp-vm-selected');
} else {
content.classList.remove('grid');
cbp_vm_options.querySelector('.cbp-vm-list').classList.add('cbp-vm-selected');
}
}
function init() {
cbp_vm_options = document.querySelector('.cbp-vm-options'),
content = document.querySelector('#content');
updateUi();
cbp_vm_options.addEventListener('click', setState);
}
document.addEventListener('DOMContentLoaded', init);
})();