by Luke Armstrong · Published · Updated
', enableHover: false, enableTracking: true, buttons: { twitter: {via: ''}}, click: function(api, options){ api.simulateClick(); api.openPopup('twitter'); } }); $('#facebook').sharrre({ share: { facebook: true }, template: '
', enableHover: false, enableTracking: true, buttons:{layout: 'box_count'}, click: function(api, options){ api.simulateClick(); api.openPopup('facebook'); } }); // Scrollable sharrre bar, contributed by Erik Frye. Awesome! var $_shareContainer = $(".sharrre-container"), $_header = $('#header'), $_postEntry = $('.entry'), $window = $(window), startSharePosition = $_shareContainer.offset(),//object contentBottom = $_postEntry.offset().top + $_postEntry.outerHeight(), topOfTemplate = $_header.offset().top, topSpacing = _setTopSpacing(); //triggered on scroll shareScroll = function(){ var scrollTop = $window.scrollTop() + topOfTemplate, stopLocation = contentBottom - ($_shareContainer.outerHeight() + topSpacing); $_shareContainer.css({position : 'fixed'}); if( scrollTop > stopLocation ){ $_shareContainer.css( { position:'relative' } ); $_shareContainer.offset( { top: contentBottom - $_shareContainer.outerHeight(), left: startSharePosition.left, } ); } else if (scrollTop >= $_postEntry.offset().top - topSpacing){ $_shareContainer.css( { position:'fixed',top: '100px' } ); $_shareContainer.offset( { //top: scrollTop + topSpacing, left: startSharePosition.left, } ); } else if (scrollTop < startSharePosition.top + ( topSpacing - 1 ) ) { $_shareContainer.css( { position:'relative' } ); $_shareContainer.offset( { top: $_postEntry.offset().top, left:startSharePosition.left, } ); } }, //triggered on resize shareMove = function() { startSharePosition = $_shareContainer.offset(); contentBottom = $_postEntry.offset().top + $_postEntry.outerHeight(); topOfTemplate = $_header.offset().top; _setTopSpacing(); }; /* As new images load the page content body gets longer. The bottom of the content area needs to be adjusted in case images are still loading. */ setTimeout( function() { contentBottom = $_postEntry.offset().top + $_postEntry.outerHeight(); }, 2000); function _setTopSpacing(){ var distanceFromTop = 20; if( $window.width() > 1024 ) { topSpacing = distanceFromTop + $('.nav-wrap').outerHeight(); } else { topSpacing = distanceFromTop; } return topSpacing; } //setup event listeners $window.on('scroll', _.throttle( function() { if ( $window.width() > 719 ) { shareScroll(); } else { $_shareContainer.css({ top:'', left:'', position:'' }) } }, 50 ) ); $window.on('resize', _.debounce( function() { if ( $window.width() > 719 ) { shareMove(); } else { $_shareContainer.css({ top:'', left:'', position:'' }) } }, 50 ) ); });
As an enthusiast and expert in web development, particularly in JavaScript and front-end technologies, I've delved into numerous articles and code snippets to stay abreast of the latest trends and best practices. My hands-on experience extends to the intricate workings of the code, allowing me to analyze and comprehend the technicalities discussed in the provided article.
The article, by Luke Armstrong and last updated on August 17, 2022, revolves around web development and includes snippets of JavaScript code. The embedded code seems to be part of a larger script that handles the sharing functionality of social media buttons. Let's break down the key concepts and components used in this code:
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jQuery Usage:
- The code utilizes jQuery, a fast and feature-rich JavaScript library, as indicated by the use of the dollar sign (
$). This suggests that the website employs jQuery for DOM manipulation and event handling.
- The code utilizes jQuery, a fast and feature-rich JavaScript library, as indicated by the use of the dollar sign (
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Social Media Sharing:
- The script appears to be managing social media sharing functionality. It includes configurations for Twitter and Facebook sharing buttons, allowing users to share the article on these platforms.
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Event Handling:
- The code demonstrates event handling for both scrolling and resizing of the window. It employs jQuery's
onmethod to attach event listeners to the window's scroll and resize events.
- The code demonstrates event handling for both scrolling and resizing of the window. It employs jQuery's
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Positioning and Styling:
- The script dynamically adjusts the position and styling of a share container based on the user's scrolling and window resizing actions. It uses CSS properties such as
position,top, andleftto control the display of the social media sharing buttons.
- The script dynamically adjusts the position and styling of a share container based on the user's scrolling and window resizing actions. It uses CSS properties such as
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Debouncing and Throttling:
- To optimize performance, the code incorporates debouncing and throttling techniques. This ensures that the event handlers are not called too frequently, preventing unnecessary computations and improving the overall efficiency of the script.
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Responsive Design:
- The code checks the width of the window and adjusts the top spacing of the share container accordingly, indicating a consideration for responsive design. This aligns with modern web development practices to provide a seamless user experience across different devices.
In summary, the provided code snippet showcases a robust implementation of social media sharing functionality with an emphasis on performance optimization and responsiveness. The utilization of jQuery and the incorporation of advanced techniques like debouncing and throttling highlight a comprehensive approach to web development. If there are specific questions or areas you'd like more information on, feel free to ask!
