adding a11y-focused sr-only and sr-only-focusable utilities

README.md

@@ -1,4 +1,4 @@
-# [Font Awesome v4.5.0](http://fontawesome.io)
+# [Font Awesome v4.6.0](http://fontawesome.io)
 ### The iconic font and CSS framework
 
 Font Awesome is a full suite of 605 pictographic icons for easy scalable vector graphics on websites,
@@ -20,6 +20,7 @@ Get started at http://fontawesome.io!
 - Full details: http://fontawesome.io/license/
 
 ## Changelog
+- [v4.6.0 GitHub milestones](https://github.com/FortAwesome/Font-Awesome/issues?q=milestone%3A4.6.0+is%3Aclosed)
 - [v4.5.0 GitHub milestones](https://github.com/FortAwesome/Font-Awesome/issues?q=milestone%3A4.5.0+is%3Aclosed)
 - [v4.4.0 GitHub milestones](https://github.com/FortAwesome/Font-Awesome/issues?q=milestone%3A4.4.0+is%3Aclosed)
 - [v4.3.0 GitHub milestones](https://github.com/FortAwesome/Font-Awesome/issues?q=milestone%3A4.3.0+is%3Aclosed)

css/font-awesome.css

@@ -1,13 +1,13 @@
 /*!
- *  Font Awesome 4.5.0 by @davegandy - http://fontawesome.io - @fontawesome
+ *  Font Awesome 4.6.0 by @davegandy - http://fontawesome.io - @fontawesome
  *  License - http://fontawesome.io/license (Font: SIL OFL 1.1, CSS: MIT License)
  */
 /* FONT PATH
  * -------------------------- */
 @font-face {
   font-family: 'FontAwesome';
-  src: url('../fonts/fontawesome-webfont.eot?v=4.5.0');
-  src: url('../fonts/fontawesome-webfont.eot?#iefix&v=4.5.0') format('embedded-opentype'), url('../fonts/fontawesome-webfont.woff2?v=4.5.0') format('woff2'), url('../fonts/fontawesome-webfont.woff?v=4.5.0') format('woff'), url('../fonts/fontawesome-webfont.ttf?v=4.5.0') format('truetype'), url('../fonts/fontawesome-webfont.svg?v=4.5.0#fontawesomeregular') format('svg');
+  src: url('../fonts/fontawesome-webfont.eot?v=4.6.0');
+  src: url('../fonts/fontawesome-webfont.eot?#iefix&v=4.6.0') format('embedded-opentype'), url('../fonts/fontawesome-webfont.woff2?v=4.6.0') format('woff2'), url('../fonts/fontawesome-webfont.woff?v=4.6.0') format('woff'), url('../fonts/fontawesome-webfont.ttf?v=4.6.0') format('truetype'), url('../fonts/fontawesome-webfont.svg?v=4.6.0#fontawesomeregular') format('svg');
   font-weight: normal;
   font-style: normal;
 }
@@ -2084,3 +2084,22 @@
 .fa-percent:before {
   content: "\f295";
 }
+.sr-only {
+  position: absolute;
+  width: 1px;
+  height: 1px;
+  padding: 0;
+  margin: -1px;
+  overflow: hidden;
+  clip: rect(0, 0, 0, 0);
+  border: 0;
+}
+.sr-only-focusable:active,
+.sr-only-focusable:focus {
+  position: static;
+  width: auto;
+  height: auto;
+  margin: 0;
+  overflow: visible;
+  clip: auto;
+}

less/font-awesome.less

@@ -1,5 +1,5 @@
 /*!
- *  Font Awesome 4.5.0 by @davegandy - http://fontawesome.io - @fontawesome
+ *  Font Awesome 4.6.0 by @davegandy - http://fontawesome.io - @fontawesome
  *  License - http://fontawesome.io/license (Font: SIL OFL 1.1, CSS: MIT License)
  */
 
@@ -15,3 +15,4 @@
 @import "rotated-flipped.less";
 @import "stacked.less";
 @import "icons.less";
+@import "screen-reader.less";

less/mixins.less

@@ -24,3 +24,37 @@
       -ms-transform: scale(@horiz, @vert);
           transform: scale(@horiz, @vert);
 }
+
+
+// Only display content to screen readers. À la Bootstrap 4.
+//
+// See: http://a11yproject.com/posts/how-to-hide-content/
+
+.sr-only() {
+  position: absolute;
+  width: 1px;
+  height: 1px;
+  padding: 0;
+  margin: -1px;
+  overflow: hidden;
+  clip: rect(0,0,0,0);
+  border: 0;
+}
+
+// Use in conjunction with .sr-only to only display content when it's focused.
+//
+// Useful for "Skip to main content" links; see http://www.w3.org/TR/2013/NOTE-WCAG20-TECHS-20130905/G1
+//
+// Credit: HTML5 Boilerplate
+
+.sr-only-focusable() {
+  &:active,
+  &:focus {
+    position: static;
+    width: auto;
+    height: auto;
+    margin: 0;
+    overflow: visible;
+    clip: auto;
+  }
+}

less/screen-reader.less

@@ -0,0 +1,5 @@
+// Screen Readers
+// -------------------------
+
+.sr-only { .sr-only(); }
+.sr-only-focusable { .sr-only-focusable(); }

less/variables.less

@@ -4,9 +4,9 @@
 @fa-font-path:        "../fonts";
 @fa-font-size-base:   14px;
 @fa-line-height-base: 1;
-//@fa-font-path:        "//netdna.bootstrapcdn.com/font-awesome/4.5.0/fonts"; // for referencing Bootstrap CDN font files directly
+//@fa-font-path:        "//netdna.bootstrapcdn.com/font-awesome/4.6.0/fonts"; // for referencing Bootstrap CDN font files directly
 @fa-css-prefix:       fa;
-@fa-version:          "4.5.0";
+@fa-version:          "4.6.0";
 @fa-border-color:     #eee;
 @fa-inverse:          #fff;
 @fa-li-width:         (30em / 14);

scss/_mixins.scss

@@ -24,3 +24,37 @@
       -ms-transform: scale($horiz, $vert);
           transform: scale($horiz, $vert);
 }
+
+
+// Only display content to screen readers. À la Bootstrap 4.
+//
+// See: http://a11yproject.com/posts/how-to-hide-content/
+
+@mixin sr-only {
+  position: absolute;
+  width: 1px;
+  height: 1px;
+  padding: 0;
+  margin: -1px;
+  overflow: hidden;
+  clip: rect(0,0,0,0);
+  border: 0;
+}
+
+// Use in conjunction with .sr-only to only display content when it's focused.
+//
+// Useful for "Skip to main content" links; see http://www.w3.org/TR/2013/NOTE-WCAG20-TECHS-20130905/G1
+//
+// Credit: HTML5 Boilerplate
+
+@mixin sr-only-focusable {
+  &:active,
+  &:focus {
+    position: static;
+    width: auto;
+    height: auto;
+    margin: 0;
+    overflow: visible;
+    clip: auto;
+  }
+}

scss/_screen-reader.scss

@@ -0,0 +1,5 @@
+// Screen Readers
+// -------------------------
+
+.sr-only { @include sr-only(); }
+.sr-only-focusable { @include sr-only-focusable(); }

scss/_variables.scss

@@ -4,9 +4,9 @@
 $fa-font-path:        "../fonts" !default;
 $fa-font-size-base:   14px !default;
 $fa-line-height-base: 1 !default;
-//$fa-font-path:        "//netdna.bootstrapcdn.com/font-awesome/4.5.0/fonts" !default; // for referencing Bootstrap CDN font files directly
+//$fa-font-path:        "//netdna.bootstrapcdn.com/font-awesome/4.6.0/fonts" !default; // for referencing Bootstrap CDN font files directly
 $fa-css-prefix:       fa !default;
-$fa-version:          "4.5.0" !default;
+$fa-version:          "4.6.0" !default;
 $fa-border-color:     #eee !default;
 $fa-inverse:          #fff !default;
 $fa-li-width:         (30em / 14) !default;

scss/font-awesome.scss

@@ -1,5 +1,5 @@
 /*!
- *  Font Awesome 4.5.0 by @davegandy - http://fontawesome.io - @fontawesome
+ *  Font Awesome 4.6.0 by @davegandy - http://fontawesome.io - @fontawesome
  *  License - http://fontawesome.io/license (Font: SIL OFL 1.1, CSS: MIT License)
  */
 
@@ -15,3 +15,4 @@
 @import "rotated-flipped";
 @import "stacked";
 @import "icons";
+@import "screen-reader";

src/assets/font-awesome/less/font-awesome.less

@@ -14,3 +14,4 @@
 @import "rotated-flipped.less";
 @import "stacked.less";
 @import "icons.less";
+@import "screen-reader.less";

src/assets/font-awesome/less/mixins.less

@@ -20,3 +20,37 @@
       -ms-transform: scale(@horiz, @vert);
           transform: scale(@horiz, @vert);
 }
+
+
+// Only display content to screen readers. À la Bootstrap 4.
+//
+// See: http://a11yproject.com/posts/how-to-hide-content/
+
+.sr-only() {
+  position: absolute;
+  width: 1px;
+  height: 1px;
+  padding: 0;
+  margin: -1px;
+  overflow: hidden;
+  clip: rect(0,0,0,0);
+  border: 0;
+}
+
+// Use in conjunction with .sr-only to only display content when it's focused.
+//
+// Useful for "Skip to main content" links; see http://www.w3.org/TR/2013/NOTE-WCAG20-TECHS-20130905/G1
+//
+// Credit: HTML5 Boilerplate
+
+.sr-only-focusable() {
+  &:active,
+  &:focus {
+    position: static;
+    width: auto;
+    height: auto;
+    margin: 0;
+    overflow: visible;
+    clip: auto;
+  }
+}

src/assets/font-awesome/less/screen-reader.less

@@ -0,0 +1,5 @@
+// Screen Readers
+// -------------------------
+
+.sr-only { .sr-only(); }
+.sr-only-focusable { .sr-only-focusable(); }

src/assets/font-awesome/scss/_mixins.scss

@@ -20,3 +20,37 @@
       -ms-transform: scale($horiz, $vert);
           transform: scale($horiz, $vert);
 }
+
+
+// Only display content to screen readers. À la Bootstrap 4.
+//
+// See: http://a11yproject.com/posts/how-to-hide-content/
+
+@mixin sr-only {
+  position: absolute;
+  width: 1px;
+  height: 1px;
+  padding: 0;
+  margin: -1px;
+  overflow: hidden;
+  clip: rect(0,0,0,0);
+  border: 0;
+}
+
+// Use in conjunction with .sr-only to only display content when it's focused.
+//
+// Useful for "Skip to main content" links; see http://www.w3.org/TR/2013/NOTE-WCAG20-TECHS-20130905/G1
+//
+// Credit: HTML5 Boilerplate
+
+@mixin sr-only-focusable {
+  &:active,
+  &:focus {
+    position: static;
+    width: auto;
+    height: auto;
+    margin: 0;
+    overflow: visible;
+    clip: auto;
+  }
+}

src/assets/font-awesome/scss/_screen-reader.scss

@@ -0,0 +1,5 @@
+// Screen Readers
+// -------------------------
+
+.sr-only { @include sr-only(); }
+.sr-only-focusable { @include sr-only-focusable(); }

src/assets/font-awesome/scss/font-awesome.scss

@@ -14,3 +14,4 @@
 @import "rotated-flipped";
 @import "stacked";
 @import "icons";
+@import "screen-reader";