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rewrite navbar once more for lower key styles and a new take on modifiers for improved customization

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Mark Otto 2015-08-18 00:46:29 -07:00
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85
docs/components/navbar.md
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@ -4,7 +4,7 @@ title: Navbar
group: components group: components
--- ---
The navbar is a simple wrapper for positioning branding, navigation, and other elements. It's easily extensible and, with the help of our collapse plugin, it can easily integrate offscreen content. The navbar is a simple wrapper for positioning branding, navigation, and other elements into a concise navigation header. It's easily extensible and, with the help of our collapse plugin, it can easily integrate offscreen content.
## Contents ## Contents
@ -28,11 +28,12 @@ Navbars come with built-in support for a handful of sub-components. Mix and matc
- `.navbar-brand` for your company, product, or project name - `.navbar-brand` for your company, product, or project name
- `.navbar-nav` for a full-height and lightweight navigation (including support for dropdowns) - `.navbar-nav` for a full-height and lightweight navigation (including support for dropdowns)
- `.navbar-form` for vertically centering default-sized inputs and buttons. - `.navbar-form` for vertically centering default-sized inputs and buttons.
- `.navbar-toggler` for use with our collapse plugin and other navigation toggling behaviors.
Here's an example of all the sub-components included in a default, light navbar: Here's an example of all the sub-components included in a default, light navbar:
{% example html %} {% example html %}
<nav class="navbar navbar-default"> <nav class="navbar navbar-light bg-faded">
<a class="navbar-brand" href="#">Navbar</a> <a class="navbar-brand" href="#">Navbar</a>
<ul class="nav navbar-nav"> <ul class="nav navbar-nav">
<li class="nav-item active"> <li class="nav-item active">
@ -55,12 +56,14 @@ Here's an example of all the sub-components included in a default, light navbar:
</nav> </nav>
{% endexample %} {% endexample %}
## Inverse theme ## Color schemes
When you want a darker navbar with light text colors, replace the `.navbar-default` with `.navbar-inverse`. Theming the navbar has never been easier thanks to the combination of a simple link color modifier class and `background-color` utilities. Put another way, you specify light or dark and apply a background color.
{% example html %} Here are some examples to show what we mean.
<nav class="navbar navbar-inverse">
<div class="bd-example">
<nav class="navbar navbar-dark bg-inverse">
<a class="navbar-brand" href="#">Navbar</a> <a class="navbar-brand" href="#">Navbar</a>
<ul class="nav navbar-nav"> <ul class="nav navbar-nav">
<li class="nav-item active"> <li class="nav-item active">
@ -78,10 +81,66 @@ When you want a darker navbar with light text colors, replace the `.navbar-defau
</ul> </ul>
<form class="form-inline navbar-form pull-right"> <form class="form-inline navbar-form pull-right">
<input class="form-control" type="text" placeholder="Search"> <input class="form-control" type="text" placeholder="Search">
<button class="btn btn-success-outline" type="submit">Search</button> <button class="btn btn-info-outline" type="submit">Search</button>
</form> </form>
</nav> </nav>
{% endexample %} <nav class="navbar navbar-dark bg-primary">
<a class="navbar-brand" href="#">Navbar</a>
<ul class="nav navbar-nav">
<li class="nav-item active">
<a class="nav-link" href="#">Home <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Features</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Pricing</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">About</a>
</li>
</ul>
<form class="form-inline navbar-form pull-right">
<input class="form-control" type="text" placeholder="Search">
<button class="btn btn-secondary-outline" type="submit">Search</button>
</form>
</nav>
<nav class="navbar navbar-light" style="background-color: #e3f2fd;">
<a class="navbar-brand" href="#">Navbar</a>
<ul class="nav navbar-nav">
<li class="nav-item active">
<a class="nav-link" href="#">Home <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Features</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Pricing</a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">About</a>
</li>
</ul>
<form class="form-inline navbar-form pull-right">
<input class="form-control" type="text" placeholder="Search">
<button class="btn btn-primary-outline" type="submit">Search</button>
</form>
</nav>
</div>
{% highlight html %}
<nav class="navbar navbar-dark bg-inverse">
<!-- Navbar content -->
</nav>
<nav class="navbar navbar-dark bg-primary">
<!-- Navbar content -->
</nav>
<nav class="navbar navbar-light" style="background-color: #e3f2fd;">
<!-- Navbar content -->
</nav>
{% endhighlight %}
## Containers ## Containers
@ -89,14 +148,14 @@ Although it's not required, you can wrap a navbar in a `.container` to center it
{% example html %} {% example html %}
<div class="container"> <div class="container">
<nav class="navbar navbar-default"> <nav class="navbar navbar-light bg-faded">
<a class="navbar-brand" href="#">Navbar</a> <a class="navbar-brand" href="#">Navbar</a>
</nav> </nav>
</div> </div>
{% endexample %} {% endexample %}
{% example html %} {% example html %}
<nav class="navbar navbar-default"> <nav class="navbar navbar-light bg-faded">
<div class="container"> <div class="container">
<a class="navbar-brand" href="#">Navbar</a> <a class="navbar-brand" href="#">Navbar</a>
</div> </div>
@ -109,12 +168,12 @@ Our collapse plugin allows you to use a `<button>` or `<a>` to toggle hidden con
{% example html %} {% example html %}
<div class="collapse" id="exCollapsingNavbar"> <div class="collapse" id="exCollapsingNavbar">
<div class="inverse p-a"> <div class="bg-inverse p-a">
<h4>Collapsed content</h4> <h4>Collapsed content</h4>
<span class="text-muted">Toggleable via the navbar brand.</span> <span class="text-muted">Toggleable via the navbar brand.</span>
</div> </div>
</div> </div>
<nav class="navbar navbar-default"> <nav class="navbar navbar-light bg-faded">
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#exCollapsingNavbar"> <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#exCollapsingNavbar">
&#9776; &#9776;
</button> </button>
@ -124,7 +183,7 @@ Our collapse plugin allows you to use a `<button>` or `<a>` to toggle hidden con
For more complex navbar patterns, like those used in Bootstrap v3, use the `.navbar-toggleable-*` classes in conjunction with the `.navbar-toggler`. These classes override our responsive utilities to show navigation only when content is meant to be shown. For more complex navbar patterns, like those used in Bootstrap v3, use the `.navbar-toggleable-*` classes in conjunction with the `.navbar-toggler`. These classes override our responsive utilities to show navigation only when content is meant to be shown.
{% example html %} {% example html %}
<nav class="navbar navbar-default"> <nav class="navbar navbar-light bg-faded">
<button class="navbar-toggler hidden-sm-up" type="button" data-toggle="collapse" data-target="#exCollapsingNavbar2"> <button class="navbar-toggler hidden-sm-up" type="button" data-toggle="collapse" data-target="#exCollapsingNavbar2">
&#9776; &#9776;
</button> </button>

115
scss/_navbar.scss
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@ -5,6 +5,7 @@
.navbar { .navbar {
position: relative; position: relative;
padding: $navbar-padding-vertical $navbar-padding-horizontal;
@include clearfix; @include clearfix;
@include media-breakpoint-up(sm) { @include media-breakpoint-up(sm) {
@ -69,13 +70,12 @@
.navbar-brand { .navbar-brand {
float: left; float: left;
padding: .95rem 1rem; margin-right: 1rem;
padding-top: .25rem;
padding-bottom: .25rem;
font-size: $font-size-lg; font-size: $font-size-lg;
line-height: 1;
color: $navbar-default-brand-color;
@include hover-focus { @include hover-focus {
color: $navbar-default-brand-hover-color;
text-decoration: none; text-decoration: none;
} }
@ -92,11 +92,8 @@
.navbar-toggler { .navbar-toggler {
padding: .5rem .75rem; padding: .5rem .75rem;
margin-top: .375rem;
margin-bottom: .375rem;
font-size: $font-size-lg; font-size: $font-size-lg;
line-height: 1; line-height: 1;
color: $navbar-default-link-color;
background: none; background: none;
border: $border-width solid transparent; border: $border-width solid transparent;
@include border-radius($btn-border-radius); @include border-radius($btn-border-radius);
@ -132,83 +129,26 @@
.nav-link { .nav-link {
display: block; display: block;
padding: .95rem .75rem; padding: .425rem .5rem;
line-height: 1.25; // Match the `.navbar-brand`
color: $navbar-default-link-color;
@include hover-focus {
color: $navbar-default-link-hover-color;
background-color: $navbar-default-link-hover-bg;
} }
} }
.open > .nav-link, // Dark links against a light background
.active > .nav-link, .navbar-light {
.nav-link.open,
.nav-link.active {
@include plain-hover-focus {
color: $navbar-default-link-active-color;
cursor: default;
background-color: $navbar-default-link-active-bg;
}
}
}
// Forms
//
// Additional modifier class to add to `.form-inline` to vertically center forms.
.navbar-form {
margin-top: .375rem;
margin-bottom: .375rem;
margin-right: 1rem;
}
//
// Alternate navbars
//
// todo: audit these styles
// Default navbar
.navbar-default {
background-color: $navbar-default-bg;
border-color: $navbar-default-border;
.navbar-brand { .navbar-brand {
color: $navbar-default-brand-color; color: $navbar-light-active-color;
@include hover-focus { @include hover-focus {
color: $navbar-default-brand-hover-color; color: $navbar-light-active-color;
background-color: $navbar-default-brand-hover-bg;
}
}
}
// Inverse navbar
.navbar-inverse {
background-color: $navbar-inverse-bg;
border-color: $navbar-inverse-border;
.navbar-brand {
color: $navbar-inverse-brand-color;
@include hover-focus {
color: $navbar-inverse-brand-hover-color;
background-color: $navbar-inverse-brand-hover-bg;
} }
} }
.navbar-nav { .navbar-nav {
.nav-link { .nav-link {
color: $navbar-inverse-link-color; color: $navbar-light-color;
@include hover-focus { @include hover-focus {
color: $navbar-inverse-link-hover-color; color: $navbar-light-hover-color;
background-color: $navbar-inverse-link-hover-bg;
} }
} }
@ -217,13 +157,38 @@
.nav-link.open, .nav-link.open,
.nav-link.active { .nav-link.active {
@include plain-hover-focus { @include plain-hover-focus {
color: $navbar-inverse-link-active-color; color: $navbar-light-active-color;
background-color: $navbar-inverse-link-active-bg; }
} }
} }
} }
.navbar-toggler { // White links against a dark background
color: $navbar-inverse-link-color; .navbar-dark {
.navbar-brand {
color: $navbar-dark-active-color;
@include hover-focus {
color: $navbar-dark-active-color;
}
}
.navbar-nav {
.nav-link {
color: $navbar-dark-color;
@include hover-focus {
color: $navbar-dark-hover-color;
}
}
.open > .nav-link,
.active > .nav-link,
.nav-link.open,
.nav-link.active {
@include plain-hover-focus {
color: $navbar-dark-active-color;
}
}
} }
} }

52
scss/_variables.scss
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@ -336,56 +336,20 @@ $zindex-modal: 1050 !default;
// Navbar // Navbar
//
//
// Basics of a navbar
$navbar-margin-bottom: $spacer-y !default;
$navbar-border-radius: $border-radius !default; $navbar-border-radius: $border-radius !default;
$navbar-padding-horizontal: $spacer !default; $navbar-padding-horizontal: $spacer !default;
$navbar-padding-vertical: ($spacer / 2) !default; $navbar-padding-vertical: ($spacer / 2) !default;
$navbar-default-color: #777 !default; $navbar-dark-color: rgba(255,255,255,.5);
$navbar-default-bg: #f8f8f8 !default; $navbar-dark-hover-color: rgba(255,255,255,.75);
$navbar-default-border: darken($navbar-default-bg, 6.5%) !default; $navbar-dark-active-color: rgba(255,255,255,1);
$navbar-dark-disabled-color: rgba(255,255,255,.25);
$navbar-default-link-color: #777 !default; $navbar-light-color: rgba(0,0,0,.3);
$navbar-default-link-hover-color: #555 !default; $navbar-light-hover-color: rgba(0,0,0,.6);
$navbar-default-link-hover-bg: transparent !default; $navbar-light-active-color: rgba(0,0,0,.8);
$navbar-default-link-active-color: #333 !default; $navbar-light-disabled-color: rgba(0,0,0,.15);
$navbar-default-link-active-bg: darken($navbar-default-bg, 5%) !default;
$navbar-default-link-disabled-color: #ccc !default;
$navbar-default-link-disabled-bg: transparent !default;
$navbar-default-brand-color: $navbar-default-link-color !default;
$navbar-default-brand-hover-color: $navbar-default-link-hover-color !default;
$navbar-default-brand-hover-bg: transparent !default;
$navbar-default-toggle-hover-bg: #ddd !default;
$navbar-default-toggle-icon-bar-bg: #888 !default;
$navbar-default-toggle-border-color: #ddd !default;
// Inverted navbar
$navbar-inverse-color: lighten($gray-light, 12%) !default;
$navbar-inverse-bg: #373a3c !default;
$navbar-inverse-border: darken($navbar-inverse-bg, 10%) !default;
$navbar-inverse-link-color: lighten($gray-light, 15%) !default;
$navbar-inverse-link-hover-color: #fff !default;
$navbar-inverse-link-hover-bg: transparent !default;
$navbar-inverse-link-active-color: $navbar-inverse-link-hover-color !default;
$navbar-inverse-link-active-bg: darken($navbar-inverse-bg, 10%) !default;
$navbar-inverse-link-disabled-color: #444 !default;
$navbar-inverse-link-disabled-bg: transparent !default;
$navbar-inverse-brand-color: $navbar-inverse-link-color !default;
$navbar-inverse-brand-hover-color: #fff !default;
$navbar-inverse-brand-hover-bg: transparent !default;
$navbar-inverse-toggle-hover-bg: #333 !default;
$navbar-inverse-toggle-icon-bar-bg: #fff !default;
$navbar-inverse-toggle-border-color: #333 !default;
// Navs // Navs