Merge pull request #429 from thelounge/xpaw/scrollbar
Remove javascript scrollbar library, use hover appearing scrollbar instead
This commit is contained in:
Jérémie Astori
GitHub
commit
f21f901a69
@ -243,7 +243,8 @@ button {
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#sidebar {
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bottom: 52px;
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left: 0;
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overflow: hidden;
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overflow: auto;
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overflow-x: hidden;
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-webkit-overflow-scrolling: touch;
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position: absolute;
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top: 0;
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@ -267,7 +268,6 @@ button {
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}
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#sidebar .networks {
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min-height: 100%;
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padding: 20px 30px 0;
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}
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@ -544,6 +544,10 @@ button {
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width: 100%;
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}
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#user-specified-css-input {
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resize: vertical;
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}
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#windows .input:hover,
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#windows .input:focus {
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border-color: #79838c;
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@ -1014,10 +1018,6 @@ button {
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padding: 0 16px;
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}
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#chat .names .inner {
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width: 300px;
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}
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#chat .user-mode:before {
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content: "";
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border-bottom: 1px solid #eee;
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@ -1552,64 +1552,6 @@ button {
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font-style: italic;
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}
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/**
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* TrackpadScrollEmulator
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* Version: 1.0.6
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* Author: Jonathan Nicol @f6design
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* https://github.com/jnicol/trackpad-scroll-emulator
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*/
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.tse-scrollable {
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position: relative;
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overflow: hidden;
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}
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.tse-scrollable .tse-scroll-content {
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overflow: hidden;
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overflow-y: scroll;
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-webkit-overflow-scrolling: touch;
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}
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.tse-scrollable .tse-scroll-content::-webkit-scrollbar {
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width: 0;
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height: 0;
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}
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.tse-scrollbar {
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z-index: 99;
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position: absolute;
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top: 0;
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right: 0;
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bottom: 0;
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width: 11px;
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}
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.tse-scrollbar .drag-handle {
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position: absolute;
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right: 2px;
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border-radius: 2px;
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min-height: 10px;
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width: 6px;
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opacity: .1;
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transition: opacity .2s linear;
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background: #000;
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-webkit-background-clip: padding-box;
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-moz-background-clip: padding;
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}
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.tse-scrollbar:hover .drag-handle {
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opacity: .25;
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transition: opacity 0 linear;
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}
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.tse-scrollbar .drag-handle.visible {
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opacity: .2;
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}
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.scrollbar-width-tester::-webkit-scrollbar {
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width: 0;
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height: 0;
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}
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@media (max-width: 768px) {
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.container {
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margin-top: 60px !important;
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@ -1714,3 +1656,7 @@ button {
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background: rgba(0, 0, 0, .5);
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border-radius: 100px;
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}
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::-webkit-scrollbar-thumb:vertical:active {
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background: rgba(0, 0, 0, .6);
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}
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@ -27,13 +27,11 @@
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<div id="wrap">
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<div id="viewport">
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<aside id="sidebar" class="tse-scrollable">
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<div class="tse-content">
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<aside id="sidebar">
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<div class="networks"></div>
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<div class="empty">
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You're not connected to any networks yet.
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</div>
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</div>
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</aside>
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<footer id="footer">
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<span class="tooltipped tooltipped-n" aria-label="Sign in"><button class="icon sign-in" data-target="#sign-in" aria-label="Sign in"></button></span>
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357
client/js/libs/jquery/tse.js
vendored
357
client/js/libs/jquery/tse.js
vendored
@ -1,357 +0,0 @@
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/**
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* TrackpadScrollEmulator
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* Version: 1.0.6
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* Author: Jonathan Nicol @f6design
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* https://github.com/jnicol/trackpad-scroll-emulator
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*
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* The MIT License
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*
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* Copyright (c) 2012-2014 Jonathan Nicol
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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;(function($) {
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var pluginName = 'TrackpadScrollEmulator';
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function Plugin(element, options) {
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var el = element;
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var $el = $(element);
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var $scrollContentEl;
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var $contentEl = $el.find('.tse-content');
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var $scrollbarEl;
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var $dragHandleEl;
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var dragOffset;
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var flashTimeout;
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var pageJumpMultp = 7/8;
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var scrollDirection = 'vert';
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var scrollOffsetAttr = 'scrollTop';
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var sizeAttr = 'height';
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var offsetAttr = 'top';
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options = $.extend({}, $.fn[pluginName].defaults, options);
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/**
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* Initialize plugin
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*/
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function init() {
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if ($el.hasClass('horizontal')){
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scrollDirection = 'horiz';
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scrollOffsetAttr = 'scrollLeft';
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sizeAttr = 'width';
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offsetAttr = 'left';
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}
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$el.prepend('<div class="tse-scrollbar"><div class="drag-handle"></div></div>');
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$scrollbarEl = $el.find('.tse-scrollbar');
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$dragHandleEl = $el.find('.drag-handle');
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if (options.wrapContent) {
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$contentEl.wrap('<div class="tse-scroll-content" />');
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}
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$scrollContentEl = $el.find('.tse-scroll-content');
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resizeScrollContent();
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if (options.autoHide) {
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$el.on('mouseenter', flashScrollbar);
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}
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$dragHandleEl.on('mousedown', startDrag);
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$scrollbarEl.on('mousedown', jumpScroll);
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$scrollContentEl.on('scroll', onScrolled);
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resizeScrollbar();
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$(window).on('resize', function() {
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recalculate();
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});
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if (!options.autoHide) {
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showScrollbar();
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}
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}
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/**
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* Start scrollbar handle drag
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*/
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function startDrag(e) {
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// Preventing the event's default action stops text being
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// selectable during the drag.
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e.preventDefault();
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var self = $(this);
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self.trigger('startDrag');
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// Measure how far the user's mouse is from the top of the scrollbar drag handle.
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var eventOffset = e.pageY;
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if (scrollDirection === 'horiz') {
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eventOffset = e.pageX;
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}
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dragOffset = eventOffset - $dragHandleEl.offset()[offsetAttr];
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$(document).on('mousemove', drag);
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$(document).on('mouseup', function() {
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endDrag.call(self);
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});
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}
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/**
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* Drag scrollbar handle
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*/
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function drag(e) {
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e.preventDefault();
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// Calculate how far the user's mouse is from the top/left of the scrollbar (minus the dragOffset).
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var eventOffset = e.pageY;
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if (scrollDirection === 'horiz') {
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eventOffset = e.pageX;
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}
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var dragPos = eventOffset - $scrollbarEl.offset()[offsetAttr] - dragOffset;
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// Convert the mouse position into a percentage of the scrollbar height/width.
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var dragPerc = dragPos / $scrollbarEl[sizeAttr]();
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// Scroll the content by the same percentage.
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var scrollPos = dragPerc * $contentEl[sizeAttr]();
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$scrollContentEl[scrollOffsetAttr](scrollPos);
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}
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/**
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* End scroll handle drag
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*/
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function endDrag() {
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$(this).trigger('endDrag');
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$(document).off('mousemove', drag);
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$(document).off('mouseup', endDrag);
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}
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/**
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* Scroll in the same manner as the PAGE UP/DOWN keys
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*/
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function jumpScroll(e) {
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// If the drag handle element was pressed, don't do anything here.
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if (e.target === $dragHandleEl[0]) {
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return;
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}
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// The content will scroll by 7/8 of a page.
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var jumpAmt = pageJumpMultp * $scrollContentEl[sizeAttr]();
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// Calculate where along the scrollbar the user clicked.
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var eventOffset = (scrollDirection === 'vert') ? e.originalEvent.layerY : e.originalEvent.layerX;
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// Get the position of the top (or left) of the drag handle.
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var dragHandleOffset = $dragHandleEl.position()[offsetAttr];
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// Determine which direction to scroll.
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var scrollPos = (eventOffset < dragHandleOffset) ? $scrollContentEl[scrollOffsetAttr]() - jumpAmt : $scrollContentEl[scrollOffsetAttr]() + jumpAmt;
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$scrollContentEl[scrollOffsetAttr](scrollPos);
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}
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/**
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* Scroll callback
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*/
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function onScrolled(e) {
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flashScrollbar();
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}
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/**
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* Resize scrollbar
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*/
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function resizeScrollbar() {
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var contentSize = $contentEl[sizeAttr]();
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var scrollOffset = $scrollContentEl[scrollOffsetAttr](); // Either scrollTop() or scrollLeft().
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var scrollbarSize = $scrollbarEl[sizeAttr]();
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var scrollbarRatio = scrollbarSize / contentSize;
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// Calculate new height/position of drag handle.
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// Offset of 2px allows for a small top/bottom or left/right margin around handle.
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var handleOffset = Math.round(scrollbarRatio * scrollOffset) + 2;
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var handleSize = Math.floor(scrollbarRatio * (scrollbarSize - 2)) - 2;
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if (scrollbarSize < contentSize) {
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if (scrollDirection === 'vert'){
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$dragHandleEl.css({'top': handleOffset, 'height': handleSize});
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} else {
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$dragHandleEl.css({'left': handleOffset, 'width': handleSize});
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}
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$scrollbarEl.show();
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} else {
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$scrollbarEl.hide();
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}
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}
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/**
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* Flash scrollbar visibility
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*/
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function flashScrollbar() {
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resizeScrollbar();
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showScrollbar();
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}
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/**
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* Show scrollbar
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*/
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function showScrollbar() {
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$dragHandleEl.addClass('visible');
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if (!options.autoHide) {
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return;
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}
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if(typeof flashTimeout === 'number') {
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window.clearTimeout(flashTimeout);
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}
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flashTimeout = window.setTimeout(function() {
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hideScrollbar();
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}, 1000);
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}
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/**
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* Hide Scrollbar
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*/
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function hideScrollbar() {
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$dragHandleEl.removeClass('visible');
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if(typeof flashTimeout === 'number') {
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window.clearTimeout(flashTimeout);
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}
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}
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/**
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* Resize content element
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*/
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function resizeScrollContent() {
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if (scrollDirection === 'vert'){
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$scrollContentEl.width($el.width()+scrollbarWidth());
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$scrollContentEl.height($el.height());
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} else {
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$scrollContentEl.width($el.width());
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$scrollContentEl.height($el.height()+scrollbarWidth());
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$contentEl.height($el.height());
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}
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}
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/**
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* Calculate scrollbar width
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*
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* Original function by Jonathan Sharp:
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* http://jdsharp.us/jQuery/minute/calculate-scrollbar-width.php
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* Updated to work in Chrome v25.
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*/
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function scrollbarWidth() {
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// Append a temporary scrolling element to the DOM, then measure
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// the difference between between its outer and inner elements.
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var tempEl = $('<div class="scrollbar-width-tester" style="width:50px;height:50px;overflow-y:scroll;position:absolute;top:-200px;left:-200px;"><div style="height:100px;"></div>');
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$('body').append(tempEl);
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var width = $(tempEl).innerWidth();
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var widthMinusScrollbars = $('div', tempEl).innerWidth();
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tempEl.remove();
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// On OS X if the scrollbar is set to auto hide it will have zero width. On webkit we can still
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// hide it using ::-webkit-scrollbar { width:0; height:0; } but there is no moz equivalent. So we're
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// forced to sniff Firefox and return a hard-coded scrollbar width. I know, I know...
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if (width === widthMinusScrollbars && navigator.userAgent.toLowerCase().indexOf('firefox') > -1) {
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return 17;
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}
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return (width - widthMinusScrollbars);
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}
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/**
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* Recalculate scrollbar
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*/
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function recalculate() {
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resizeScrollContent();
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resizeScrollbar();
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}
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/**
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* Get/Set plugin option.
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*/
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function option (key, val) {
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if (val) {
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options[key] = val;
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} else {
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return options[key];
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}
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}
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/**
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* Destroy plugin.
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*/
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function destroy() {
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// Restore the element to its original state.
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$contentEl.insertBefore($scrollbarEl);
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$scrollbarEl.remove();
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$scrollContentEl.remove();
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$contentEl.css({'height': $el.height()+'px', 'overflow-y': 'scroll'});
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hook('onDestroy');
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$el.removeData('plugin_' + pluginName);
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}
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/**
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* Plugin callback hook.
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*/
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function hook(hookName) {
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if (options[hookName] !== undefined) {
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options[hookName].call(el);
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}
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}
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init();
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return {
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option: option,
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destroy: destroy,
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recalculate: recalculate
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};
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}
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$.fn[pluginName] = function(options) {
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if (typeof arguments[0] === 'string') {
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var methodName = arguments[0];
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var args = Array.prototype.slice.call(arguments, 1);
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var returnVal;
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this.each(function() {
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if ($.data(this, 'plugin_' + pluginName) && typeof $.data(this, 'plugin_' + pluginName)[methodName] === 'function') {
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returnVal = $.data(this, 'plugin_' + pluginName)[methodName].apply(this, args);
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} else {
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throw new Error('Method ' + methodName + ' does not exist on jQuery.' + pluginName);
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}
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});
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if (returnVal !== undefined){
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return returnVal;
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} else {
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return this;
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}
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} else if (typeof options === "object" || !options) {
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return this.each(function() {
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if (!$.data(this, 'plugin_' + pluginName)) {
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$.data(this, 'plugin_' + pluginName, new Plugin(this, options));
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}
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});
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}
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};
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$.fn[pluginName].defaults = {
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onInit: function() {},
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onDestroy: function() {},
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wrapContent: true,
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autoHide: true
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};
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})(jQuery);
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@ -48,8 +48,6 @@ $(function() {
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pop.play();
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});
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$(".tse-scrollable").TrackpadScrollEmulator();
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var favicon = $("#favicon");
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function render(name, data) {
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@ -4,7 +4,6 @@
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</div>
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{{/if}}
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<div class="names">
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<div class="inner">
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{{#diff "reset"}}{{/diff}}
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{{#each users}}
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{{#diff mode}}
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@ -17,4 +16,3 @@
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{{/each}}
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</div>
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</div>
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</div>
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