themeable perfect-scrollbar

- added „theme” parameter
- replaced all the CSS visual styles with SCSS variables
- added $ps-theme-default SCSS map that holds all the variables
- added $theme parameter to all the mixins
This commit is contained in:
wujekbogdan 2015-12-09 18:19:02 +01:00
parent 6e32d3ddce
commit eddd2c2731
7 changed files with 212 additions and 124 deletions

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<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8">
<title>perfect-scrollbar example</title>
<link href="../dist/css/perfect-scrollbar.css" rel="stylesheet">
<script src="../dist/js/perfect-scrollbar.js"></script>
<style>
.contentHolder { position:relative; margin:0px auto; padding:0px; width: 600px; height: 400px; overflow: auto; }
.contentHolder .content { background-image: url('./azusa.jpg'); width: 1280px; height: 720px; }
.spacer { text-align:center }
</style>
</head>
<body>
<div id="Default" class="contentHolder">
<div class="content">
</div>
</div>
<script>
var $ = document.querySelector.bind(document);
window.onload = function () {
Ps.initialize($('#Default'), {
theme: 'big-and-ugly'
});
};
</script>
</body>
</html>

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@ -1,123 +1,3 @@
// Colors @import 'variables';
$ps-rail-hover: #eee; @import 'mixins';
$ps-bar-default: #aaa; @import 'themes';
$ps-bar-hover: #999;
// Helper mixins
@mixin border-radius($r) {
-webkit-border-radius: $r;
-moz-border-radius: $r;
-ms-border-radius: $r;
border-radius: $r;
}
@mixin transition($t...) {
-webkit-transition: $t;
-moz-transition: $t;
-o-transition: $t;
transition: $t;
}
// Scrollbar mixins
@mixin scrollbar-rail-default {
display: none;
position: absolute; /* please don't change 'position' */
@include border-radius(4px);
opacity: 0;
@include transition(background-color .2s linear, opacity .2s linear);
}
@mixin scrollbar-rail-hover {
background-color: $ps-rail-hover;
opacity: 0.9;
}
@mixin scrollbar-default {
position: absolute; /* please don't change 'position' */
background-color: $ps-bar-default;
@include border-radius(4px);
@include transition(background-color .2s linear);
}
@mixin scrollbar-hover {
background-color: $ps-bar-hover;
}
@mixin in-scrolling {
&.ps-in-scrolling {
pointer-events: none;
&.ps-x>.ps-scrollbar-x-rail{
@include scrollbar-rail-hover;
>.ps-scrollbar-x {
@include scrollbar-hover;
}
}
&.ps-y>.ps-scrollbar-y-rail {
@include scrollbar-rail-hover;
>.ps-scrollbar-y {
@include scrollbar-hover;
}
}
}
}
.ps-container {
-ms-touch-action: none;
overflow: hidden !important;
&.ps-active-x > .ps-scrollbar-x-rail,
&.ps-active-y > .ps-scrollbar-y-rail {
display: block;
}
@include in-scrolling;
>.ps-scrollbar-x-rail {
@include scrollbar-rail-default;
bottom: 3px; /* there must be 'bottom' for ps-scrollbar-x-rail */
height: 8px;
>.ps-scrollbar-x {
@include scrollbar-default;
bottom: 0; /* there must be 'bottom' for ps-scrollbar-x */
height: 8px;
}
}
>.ps-scrollbar-y-rail {
@include scrollbar-rail-default;
right: 3px; /* there must be 'right' for ps-scrollbar-y-rail */
width: 8px;
>.ps-scrollbar-y {
@include scrollbar-default;
right: 0; /* there must be 'right' for ps-scrollbar-y */
width: 8px;
}
}
&:hover {
@include in-scrolling;
>.ps-scrollbar-x-rail,
>.ps-scrollbar-y-rail {
opacity: 0.6;
}
>.ps-scrollbar-x-rail:hover {
@include scrollbar-rail-hover;
>.ps-scrollbar-x {
@include scrollbar-hover;
}
}
>.ps-scrollbar-y-rail:hover {
@include scrollbar-rail-hover;
>.ps-scrollbar-y {
@include scrollbar-hover;
}
}
}
}

120
src/css/mixins.scss Normal file
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// Helper mixins TODO: get rid of these mixins: https://github.com/noraesae/perfect-scrollbar/issues/431
@mixin border-radius($r) {
-webkit-border-radius: $r;
-moz-border-radius: $r;
-ms-border-radius: $r;
border-radius: $r;
}
@mixin transition($t...) {
-webkit-transition: $t;
-moz-transition: $t;
-o-transition: $t;
transition: $t;
}
// Scrollbar mixins
@mixin scrollbar-rail-default($theme) {
display: none;
position: absolute; /* please don't change 'position' */
@include border-radius(map_get($theme, border-radius));
opacity: map_get($theme, rail-default-opacity);
@include transition(background-color .2s linear, opacity .2s linear);
}
@mixin scrollbar-rail-hover($theme) {
background-color: map_get($theme, rail-hover-bg);
opacity: map_get($theme, rail-hover-opacity);
}
@mixin scrollbar-default($theme) {
position: absolute; /* please don't change 'position' */
background-color: map_get($theme, bar-container-hover-bg);
@include border-radius(map_get($theme, border-radius));
@include transition(background-color .2s linear);
}
@mixin scrollbar-hover($theme) {
background-color: map_get($theme, bar-hover-bg);
}
@mixin in-scrolling($theme) {
&.ps-in-scrolling {
pointer-events: none;
&.ps-x > .ps-scrollbar-x-rail {
@include scrollbar-rail-hover($theme);
> .ps-scrollbar-x {
@include scrollbar-hover($theme);
}
}
&.ps-y > .ps-scrollbar-y-rail {
@include scrollbar-rail-hover($theme);
> .ps-scrollbar-y {
@include scrollbar-hover($theme);
}
}
}
}
// Layout and theme mixin
@mixin ps-container($theme) {
-ms-touch-action: none;
overflow: hidden !important;
&.ps-active-x > .ps-scrollbar-x-rail,
&.ps-active-y > .ps-scrollbar-y-rail {
display: block;
background-color: map_get($theme, bar-bg);
}
@include in-scrolling($theme);
> .ps-scrollbar-x-rail {
@include scrollbar-rail-default($theme);
bottom: map_get($theme, scrollbar-x-rail-bottom); /* there must be 'bottom' for ps-scrollbar-x-rail */
height: map_get($theme, scrollbar-x-rail-height);
> .ps-scrollbar-x {
@include scrollbar-default($theme);
bottom: map_get($theme, scrollbar-x-bottom); /* there must be 'bottom' for ps-scrollbar-x */
height: map_get($theme, scrollbar-x-height);
}
}
> .ps-scrollbar-y-rail {
@include scrollbar-rail-default($theme);
right: map_get($theme, scrollbar-y-rail-right); /* there must be 'right' for ps-scrollbar-y-rail */
width: map_get($theme, scrollbar-y-rail-width);
> .ps-scrollbar-y {
@include scrollbar-default($theme);
right: map_get($theme, scrollbar-y-right); /* there must be 'right' for ps-scrollbar-y */
width: map_get($theme, scrollbar-y-width);
}
}
&:hover {
@include in-scrolling($theme);
> .ps-scrollbar-x-rail,
> .ps-scrollbar-y-rail {
opacity: map_get($theme, rail-container-hover-opacity);
}
> .ps-scrollbar-x-rail:hover {
@include scrollbar-rail-hover($theme);
> .ps-scrollbar-x {
@include scrollbar-hover($theme);
}
}
> .ps-scrollbar-y-rail:hover {
@include scrollbar-rail-hover($theme);
> .ps-scrollbar-y {
@include scrollbar-hover($theme);
}
}
}
}

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src/css/themes.scss Normal file
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$ps-theme-default: (
border-radius: $ps-border-radius,
rail-default-opacity: $ps-rail-default-opacity,
rail-container-hover-opacity: $ps-rail-container-hover-opacity,
rail-hover-opacity: $ps-rail-hover-opacity,
bar-bg: $ps-bar-bg,
bar-container-hover-bg: $ps-bar-container-hover-bg,
bar-hover-bg: $ps-bar-hover-bg,
rail-hover-bg: $ps-rail-hover-bg,
scrollbar-x-rail-bottom: $ps-scrollbar-x-rail-bottom,
scrollbar-x-rail-height: $ps-scrollbar-x-rail-height,
scrollbar-x-bottom: $ps-scrollbar-x-bottom,
scrollbar-x-height: $ps-scrollbar-x-height,
scrollbar-y-rail-right: $ps-scrollbar-y-rail-right,
scrollbar-y-rail-width: $ps-scrollbar-y-rail-width,
scrollbar-y-right: $ps-scrollbar-y-right,
scrollbar-y-width: $ps-scrollbar-y-width,
);
// Default theme
.ps-container {
@include ps-container($ps-theme-default);
}
// Example theme
.ps-theme-big-and-ugly {
@include ps-container(map-merge($ps-theme-default, (
border-radius: 0,
scrollbar-x-rail-height: 20px,
scrollbar-x-height: 20px,
scrollbar-y-rail-width: 20px,
scrollbar-y-width: 20px,)
));
}

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src/css/variables.scss Normal file
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// Colors
$ps-border-radius: 4px !default;
$ps-rail-default-opacity: 0 !default;
$ps-rail-container-hover-opacity: 0.6 !default;
$ps-rail-hover-opacity: 0.9 !default;
$ps-bar-bg: transparent !default;
$ps-bar-container-hover-bg: #aaa !default;
$ps-bar-hover-bg: #999 !default;
$ps-rail-hover-bg: #eee !default;
// Sizes
$ps-scrollbar-x-rail-bottom: 3px !default;
$ps-scrollbar-x-rail-height: 8px !default;
$ps-scrollbar-x-bottom: 0 !default;
$ps-scrollbar-x-height: 8px !default;
$ps-scrollbar-y-rail-right: 3px !default;
$ps-scrollbar-y-rail-width: 8px !default;
$ps-scrollbar-y-right: 0 !default;
$ps-scrollbar-y-width: 8px !default;

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@ -16,5 +16,6 @@ module.exports = {
useKeyboard: true, useKeyboard: true,
useSelectionScroll: false, useSelectionScroll: false,
wheelPropagation: false, wheelPropagation: false,
wheelSpeed: 1 wheelSpeed: 1,
theme: 'default'
}; };

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@ -26,6 +26,7 @@ module.exports = function (element, userSettings) {
var i = instances.add(element); var i = instances.add(element);
i.settings = h.extend(i.settings, userSettings); i.settings = h.extend(i.settings, userSettings);
cls.add(element, 'ps-theme-' + i.settings.theme);
clickRailHandler(element); clickRailHandler(element);
dragScrollbarHandler(element); dragScrollbarHandler(element);