JSFiddle - React, Tailwind, and code Playground

by j08691

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.7.2/themes/ui-lightness/jquery-ui.css">
<div class="ui-widget-content">
    <p>Drag me</p>
</div>
<div class="ui-widget-content">
    <p>Drag me</p>
</div><div class="ui-widget-content">
    <p>Drag me</p>
</div>
<div class="ui-widget-content">
    <p>Drag me</p>
</div>
<div class="ui-widget-content">
    <p>Drag me</p>
</div>
<div class="ui-widget-content">
    <p>Drag me</p>
</div>
<div id="droppable" class="ui-widget-header">
    <p>Drop here</p>
</div>

CSS

.ui-widget-content { 
    width: 40px; 
    height: 40px; 
    font-size: 10px;
    float: left; 
    margin: 10px 10px 10px 0; 
}
#droppable { 
    width: 150px; 
    height: 150px; 
    padding: 0.5em; 
    float: left; 
    margin: 10px; 
}

JavaScript

$(".ui-widget-content").draggable({
    revert: "invalid"
});
$("#droppable").droppable({
    drop: function(event, ui) {
        $(this).addClass("ui-state-highlight").find("p").html("Dropped!");
        $(ui.draggable).addClass('in');
        if ($('.in').length == 3) {
            $("#droppable").droppable("option", "accept", ".in");
            alert('Full!');
        }
    }
});