mirror of
https://github.com/twbs/bootstrap.git
synced 2024-11-29 11:24:18 +01:00
944 lines
26 KiB
Plaintext
944 lines
26 KiB
Plaintext
//
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// Mixins
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// --------------------------------------------------
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// Utilities
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// -------------------------
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// Clearfix
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// Source: http://nicolasgallagher.com/micro-clearfix-hack/
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//
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// For modern browsers
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// 1. The space content is one way to avoid an Opera bug when the
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// contenteditable attribute is included anywhere else in the document.
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// Otherwise it causes space to appear at the top and bottom of elements
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// that are clearfixed.
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// 2. The use of `table` rather than `block` is only necessary if using
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// `:before` to contain the top-margins of child elements.
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.clearfix() {
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&:before,
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&:after {
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content: " "; // 1
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display: table; // 2
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}
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&:after {
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clear: both;
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}
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}
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// WebKit-style focus
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.tab-focus() {
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// Default
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outline: thin dotted;
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// WebKit
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outline: 5px auto -webkit-focus-ring-color;
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outline-offset: -2px;
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}
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// Center-align a block level element
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.center-block() {
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display: block;
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margin-left: auto;
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margin-right: auto;
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}
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// Sizing shortcuts
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.size(@width; @height) {
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width: @width;
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height: @height;
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}
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.square(@size) {
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.size(@size; @size);
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}
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// Placeholder text
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.placeholder(@color: @input-color-placeholder) {
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&::-moz-placeholder { color: @color; // Firefox
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opacity: 1; } // See https://github.com/twbs/bootstrap/pull/11526
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&:-ms-input-placeholder { color: @color; } // Internet Explorer 10+
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&::-webkit-input-placeholder { color: @color; } // Safari and Chrome
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}
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// Text overflow
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// Requires inline-block or block for proper styling
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.text-overflow() {
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overflow: hidden;
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text-overflow: ellipsis;
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white-space: nowrap;
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}
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// CSS image replacement
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//
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// Heads up! v3 launched with with only `.hide-text()`, but per our pattern for
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// mixins being reused as classes with the same name, this doesn't hold up. As
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// of v3.0.1 we have added `.text-hide()` and deprecated `.hide-text()`. Note
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// that we cannot chain the mixins together in Less, so they are repeated.
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//
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// Source: https://github.com/h5bp/html5-boilerplate/commit/aa0396eae757
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// Deprecated as of v3.0.1 (will be removed in v4)
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.hide-text() {
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font: ~"0/0" a;
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color: transparent;
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text-shadow: none;
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background-color: transparent;
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border: 0;
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}
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// New mixin to use as of v3.0.1
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.text-hide() {
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.hide-text();
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}
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// CSS3 PROPERTIES
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// --------------------------------------------------
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// Single side border-radius
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.border-top-radius(@radius) {
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border-top-right-radius: @radius;
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border-top-left-radius: @radius;
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}
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.border-right-radius(@radius) {
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border-bottom-right-radius: @radius;
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border-top-right-radius: @radius;
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}
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.border-bottom-radius(@radius) {
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border-bottom-right-radius: @radius;
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border-bottom-left-radius: @radius;
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}
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.border-left-radius(@radius) {
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border-bottom-left-radius: @radius;
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border-top-left-radius: @radius;
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}
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// Drop shadows
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//
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// Note: Deprecated `.box-shadow()` as of v3.1.0 since all of Bootstrap's
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// supported browsers that have box shadow capabilities now support the
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// standard `box-shadow` property.
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.box-shadow(@shadow) {
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-webkit-box-shadow: @shadow; // iOS <4.3 & Android <4.1
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box-shadow: @shadow;
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}
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// Transitions
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.transition(@transition) {
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-webkit-transition: @transition;
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transition: @transition;
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}
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.transition-property(@transition-property) {
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-webkit-transition-property: @transition-property;
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transition-property: @transition-property;
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}
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.transition-delay(@transition-delay) {
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-webkit-transition-delay: @transition-delay;
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transition-delay: @transition-delay;
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}
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.transition-duration(@transition-duration) {
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-webkit-transition-duration: @transition-duration;
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transition-duration: @transition-duration;
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}
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.transition-transform(@transition) {
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-webkit-transition: -webkit-transform @transition;
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-moz-transition: -moz-transform @transition;
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-o-transition: -o-transform @transition;
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transition: transform @transition;
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}
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// Transformations
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.scale(@ratio) {
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-webkit-transform: scale(@ratio);
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-ms-transform: scale(@ratio); // IE9 only
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transform: scale(@ratio);
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}
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.scale(@ratioX; @ratioY) {
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-webkit-transform: scale(@ratioX, @ratioY);
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-ms-transform: scale(@ratioX, @ratioY); // IE9 only
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transform: scale(@ratioX, @ratioY);
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}
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.scaleX(@ratio) {
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-webkit-transform: scaleX(@ratio);
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-ms-transform: scaleX(@ratio); // IE9 only
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transform: scaleX(@ratio);
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}
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.scaleY(@ratio) {
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-webkit-transform: scaleY(@ratio);
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-ms-transform: scaleY(@ratio); // IE9 only
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transform: scaleY(@ratio);
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}
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.skew(@x; @y) {
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-webkit-transform: skew(@x, @y);
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-ms-transform: skewX(@x) skewY(@y); // See https://github.com/twbs/bootstrap/issues/4885; IE9+
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transform: skew(@x, @y);
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}
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.translate(@x; @y) {
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-webkit-transform: translate(@x, @y);
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-ms-transform: translate(@x, @y); // IE9 only
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transform: translate(@x, @y);
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}
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.translate3d(@x; @y; @z) {
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-webkit-transform: translate3d(@x, @y, @z);
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transform: translate3d(@x, @y, @z);
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}
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.rotate(@degrees) {
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-webkit-transform: rotate(@degrees);
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-ms-transform: rotate(@degrees); // IE9 only
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transform: rotate(@degrees);
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}
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.rotateX(@degrees) {
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-webkit-transform: rotateX(@degrees);
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-ms-transform: rotateX(@degrees); // IE9 only
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transform: rotateX(@degrees);
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}
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.rotateY(@degrees) {
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-webkit-transform: rotateY(@degrees);
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-ms-transform: rotateY(@degrees); // IE9 only
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transform: rotateY(@degrees);
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}
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.perspective(@perspective) {
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-webkit-perspective: @perspective;
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-moz-perspective: @perspective;
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perspective: @perspective;
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}
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.perspective-origin(@perspective) {
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-webkit-perspective-origin: @perspective;
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-moz-perspective-origin: @perspective;
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perspective-origin: @perspective;
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}
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.transform-origin(@origin) {
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-webkit-transform-origin: @origin;
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-moz-transform-origin: @origin;
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-ms-transform-origin: @origin; // IE9 only
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transform-origin: @origin;
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}
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// Animations
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.animation(@animation) {
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-webkit-animation: @animation;
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animation: @animation;
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}
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.animation-name(@name) {
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-webkit-animation-name: @name;
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animation-name: @name;
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}
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.animation-duration(@duration) {
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-webkit-animation-duration: @duration;
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animation-duration: @duration;
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}
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.animation-timing-function(@timing-function) {
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-webkit-animation-timing-function: @timing-function;
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animation-timing-function: @timing-function;
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}
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.animation-delay(@delay) {
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-webkit-animation-delay: @delay;
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animation-delay: @delay;
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}
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.animation-iteration-count(@iteration-count) {
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-webkit-animation-iteration-count: @iteration-count;
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animation-iteration-count: @iteration-count;
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}
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.animation-direction(@direction) {
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-webkit-animation-direction: @direction;
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animation-direction: @direction;
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}
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// Backface visibility
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// Prevent browsers from flickering when using CSS 3D transforms.
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// Default value is `visible`, but can be changed to `hidden`
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.backface-visibility(@visibility){
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-webkit-backface-visibility: @visibility;
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-moz-backface-visibility: @visibility;
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backface-visibility: @visibility;
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}
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// Box sizing
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.box-sizing(@boxmodel) {
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-webkit-box-sizing: @boxmodel;
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-moz-box-sizing: @boxmodel;
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box-sizing: @boxmodel;
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}
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// User select
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// For selecting text on the page
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.user-select(@select) {
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-webkit-user-select: @select;
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-moz-user-select: @select;
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-ms-user-select: @select; // IE10+
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user-select: @select;
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}
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// Resize anything
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.resizable(@direction) {
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resize: @direction; // Options: horizontal, vertical, both
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overflow: auto; // Safari fix
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}
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// CSS3 Content Columns
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.content-columns(@column-count; @column-gap: @grid-gutter-width) {
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-webkit-column-count: @column-count;
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-moz-column-count: @column-count;
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column-count: @column-count;
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-webkit-column-gap: @column-gap;
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-moz-column-gap: @column-gap;
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column-gap: @column-gap;
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}
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// Optional hyphenation
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.hyphens(@mode: auto) {
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word-wrap: break-word;
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-webkit-hyphens: @mode;
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-moz-hyphens: @mode;
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-ms-hyphens: @mode; // IE10+
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-o-hyphens: @mode;
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hyphens: @mode;
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}
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// Opacity
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.opacity(@opacity) {
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opacity: @opacity;
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// IE8 filter
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@opacity-ie: (@opacity * 100);
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filter: ~"alpha(opacity=@{opacity-ie})";
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}
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// GRADIENTS
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// --------------------------------------------------
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#gradient {
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// Horizontal gradient, from left to right
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//
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// Creates two color stops, start and end, by specifying a color and position for each color stop.
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// Color stops are not available in IE9 and below.
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.horizontal(@start-color: #555; @end-color: #333; @start-percent: 0%; @end-percent: 100%) {
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background-image: -webkit-linear-gradient(left, color-stop(@start-color @start-percent), color-stop(@end-color @end-percent)); // Safari 5.1-6, Chrome 10+
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background-image: linear-gradient(to right, @start-color @start-percent, @end-color @end-percent); // Standard, IE10, Firefox 16+, Opera 12.10+, Safari 7+, Chrome 26+
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background-repeat: repeat-x;
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filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=1)",argb(@start-color),argb(@end-color))); // IE9 and down
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}
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// Vertical gradient, from top to bottom
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//
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// Creates two color stops, start and end, by specifying a color and position for each color stop.
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// Color stops are not available in IE9 and below.
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.vertical(@start-color: #555; @end-color: #333; @start-percent: 0%; @end-percent: 100%) {
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background-image: -webkit-linear-gradient(top, @start-color @start-percent, @end-color @end-percent); // Safari 5.1-6, Chrome 10+
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background-image: linear-gradient(to bottom, @start-color @start-percent, @end-color @end-percent); // Standard, IE10, Firefox 16+, Opera 12.10+, Safari 7+, Chrome 26+
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background-repeat: repeat-x;
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filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",argb(@start-color),argb(@end-color))); // IE9 and down
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}
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.directional(@start-color: #555; @end-color: #333; @deg: 45deg) {
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background-repeat: repeat-x;
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background-image: -webkit-linear-gradient(@deg, @start-color, @end-color); // Safari 5.1-6, Chrome 10+
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background-image: linear-gradient(@deg, @start-color, @end-color); // Standard, IE10, Firefox 16+, Opera 12.10+, Safari 7+, Chrome 26+
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}
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.horizontal-three-colors(@start-color: #00b3ee; @mid-color: #7a43b6; @color-stop: 50%; @end-color: #c3325f) {
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background-image: -webkit-linear-gradient(left, @start-color, @mid-color @color-stop, @end-color);
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background-image: linear-gradient(to right, @start-color, @mid-color @color-stop, @end-color);
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background-repeat: no-repeat;
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filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=1)",argb(@start-color),argb(@end-color))); // IE9 and down, gets no color-stop at all for proper fallback
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}
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.vertical-three-colors(@start-color: #00b3ee; @mid-color: #7a43b6; @color-stop: 50%; @end-color: #c3325f) {
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background-image: -webkit-linear-gradient(@start-color, @mid-color @color-stop, @end-color);
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background-image: linear-gradient(@start-color, @mid-color @color-stop, @end-color);
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background-repeat: no-repeat;
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filter: e(%("progid:DXImageTransform.Microsoft.gradient(startColorstr='%d', endColorstr='%d', GradientType=0)",argb(@start-color),argb(@end-color))); // IE9 and down, gets no color-stop at all for proper fallback
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}
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.radial(@inner-color: #555; @outer-color: #333) {
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background-image: -webkit-radial-gradient(circle, @inner-color, @outer-color);
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background-image: radial-gradient(circle, @inner-color, @outer-color);
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background-repeat: no-repeat;
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}
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.striped(@color: rgba(255,255,255,.15); @angle: 45deg) {
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background-image: -webkit-linear-gradient(@angle, @color 25%, transparent 25%, transparent 50%, @color 50%, @color 75%, transparent 75%, transparent);
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background-image: linear-gradient(@angle, @color 25%, transparent 25%, transparent 50%, @color 50%, @color 75%, transparent 75%, transparent);
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}
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}
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// Reset filters for IE
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//
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// When you need to remove a gradient background, do not forget to use this to reset
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// the IE filter for IE9 and below.
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.reset-filter() {
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filter: e(%("progid:DXImageTransform.Microsoft.gradient(enabled = false)"));
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}
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// Retina images
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//
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// Short retina mixin for setting background-image and -size
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.img-retina(@file-1x; @file-2x; @width-1x; @height-1x) {
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background-image: url("@{file-1x}");
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@media
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only screen and (-webkit-min-device-pixel-ratio: 2),
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only screen and ( min--moz-device-pixel-ratio: 2),
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only screen and ( -o-min-device-pixel-ratio: 2/1),
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only screen and ( min-device-pixel-ratio: 2),
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only screen and ( min-resolution: 192dpi),
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only screen and ( min-resolution: 2dppx) {
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background-image: url("@{file-2x}");
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background-size: @width-1x @height-1x;
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}
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}
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// Responsive image
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//
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// Keep images from scaling beyond the width of their parents.
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.img-responsive(@display: block) {
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display: @display;
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max-width: 100%; // Part 1: Set a maximum relative to the parent
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height: auto; // Part 2: Scale the height according to the width, otherwise you get stretching
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}
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// COMPONENT MIXINS
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// --------------------------------------------------
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// Horizontal dividers
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// -------------------------
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// Dividers (basically an hr) within dropdowns and nav lists
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.nav-divider(@color: #e5e5e5) {
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height: 1px;
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margin: ((@line-height-computed / 2) - 1) 0;
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overflow: hidden;
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background-color: @color;
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}
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// Panels
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// -------------------------
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.panel-variant(@border; @heading-text-color; @heading-bg-color; @heading-border) {
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border-color: @border;
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& > .panel-heading {
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color: @heading-text-color;
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background-color: @heading-bg-color;
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border-color: @heading-border;
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+ .panel-collapse .panel-body {
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border-top-color: @border;
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}
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}
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& > .panel-footer {
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+ .panel-collapse .panel-body {
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border-bottom-color: @border;
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}
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}
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}
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// Alerts
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// -------------------------
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.alert-variant(@background; @border; @text-color) {
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background-color: @background;
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border-color: @border;
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color: @text-color;
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hr {
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border-top-color: darken(@border, 5%);
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}
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.alert-link {
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color: darken(@text-color, 10%);
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}
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}
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// Tables
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// -------------------------
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.table-row-variant(@state; @background) {
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// Exact selectors below required to override `.table-striped` and prevent
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// inheritance to nested tables.
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.table > thead > tr,
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.table > tbody > tr,
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.table > tfoot > tr {
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> td.@{state},
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> th.@{state},
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&.@{state} > td,
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&.@{state} > th {
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background-color: @background;
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}
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}
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// Hover states for `.table-hover`
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// Note: this is not available for cells or rows within `thead` or `tfoot`.
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.table-hover > tbody > tr {
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> td.@{state}:hover,
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> th.@{state}:hover,
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&.@{state}:hover > td,
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&.@{state}:hover > th {
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background-color: darken(@background, 5%);
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}
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}
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}
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// List Groups
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// -------------------------
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.list-group-item-variant(@state; @background; @color) {
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.list-group-item-@{state} {
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color: @color;
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background-color: @background;
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a& {
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color: @color;
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.list-group-item-heading { color: inherit; }
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&:hover,
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&:focus {
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color: @color;
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background-color: darken(@background, 5%);
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}
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|
&.active,
|
|
&.active:hover,
|
|
&.active:focus {
|
|
color: #fff;
|
|
background-color: @color;
|
|
border-color: @color;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Button variants
|
|
// -------------------------
|
|
// Easily pump out default styles, as well as :hover, :focus, :active,
|
|
// and disabled options for all buttons
|
|
.button-variant(@color; @background; @border) {
|
|
color: @color;
|
|
background-color: @background;
|
|
border-color: @border;
|
|
|
|
&:hover,
|
|
&:focus,
|
|
&:active,
|
|
&.active,
|
|
.open .dropdown-toggle& {
|
|
color: @color;
|
|
background-color: darken(@background, 8%);
|
|
border-color: darken(@border, 12%);
|
|
}
|
|
&:active,
|
|
&.active,
|
|
.open .dropdown-toggle& {
|
|
background-image: none;
|
|
}
|
|
&.disabled,
|
|
&[disabled],
|
|
fieldset[disabled] & {
|
|
&,
|
|
&:hover,
|
|
&:focus,
|
|
&:active,
|
|
&.active {
|
|
background-color: @background;
|
|
border-color: @border;
|
|
}
|
|
}
|
|
|
|
.badge {
|
|
color: @background;
|
|
background-color: @color;
|
|
}
|
|
}
|
|
|
|
// Button sizes
|
|
// -------------------------
|
|
.button-size(@padding-vertical; @padding-horizontal; @font-size; @line-height; @border-radius) {
|
|
padding: @padding-vertical @padding-horizontal;
|
|
font-size: @font-size;
|
|
line-height: @line-height;
|
|
border-radius: @border-radius;
|
|
}
|
|
|
|
// Pagination
|
|
// -------------------------
|
|
.pagination-size(@padding-vertical; @padding-horizontal; @font-size; @border-radius) {
|
|
> li {
|
|
> a,
|
|
> span {
|
|
padding: @padding-vertical @padding-horizontal;
|
|
font-size: @font-size;
|
|
}
|
|
&:first-child {
|
|
> a,
|
|
> span {
|
|
.border-left-radius(@border-radius);
|
|
}
|
|
}
|
|
&:last-child {
|
|
> a,
|
|
> span {
|
|
.border-right-radius(@border-radius);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Labels
|
|
// -------------------------
|
|
.label-variant(@color) {
|
|
background-color: @color;
|
|
&[href] {
|
|
&:hover,
|
|
&:focus {
|
|
background-color: darken(@color, 10%);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Contextual backgrounds
|
|
// -------------------------
|
|
.bg-variant(@color) {
|
|
background-color: @color;
|
|
a&:hover {
|
|
background-color: darken(@color, 10%);
|
|
}
|
|
}
|
|
|
|
// Typography
|
|
// -------------------------
|
|
.text-emphasis-variant(@color) {
|
|
color: @color;
|
|
a&:hover {
|
|
color: darken(@color, 10%);
|
|
}
|
|
}
|
|
|
|
// Navbar vertical align
|
|
// -------------------------
|
|
// Vertically center elements in the navbar.
|
|
// Example: an element has a height of 30px, so write out `.navbar-vertical-align(30px);` to calculate the appropriate top margin.
|
|
.navbar-vertical-align(@element-height) {
|
|
margin-top: ((@navbar-height - @element-height) / 2);
|
|
margin-bottom: ((@navbar-height - @element-height) / 2);
|
|
}
|
|
|
|
// Progress bars
|
|
// -------------------------
|
|
.progress-bar-variant(@color) {
|
|
background-color: @color;
|
|
.progress-striped & {
|
|
#gradient > .striped();
|
|
}
|
|
}
|
|
|
|
// Responsive utilities
|
|
// -------------------------
|
|
// More easily include all the states for responsive-utilities.less.
|
|
.responsive-visibility() {
|
|
display: block !important;
|
|
table& { display: table; }
|
|
tr& { display: table-row !important; }
|
|
th&,
|
|
td& { display: table-cell !important; }
|
|
}
|
|
|
|
.responsive-invisibility() {
|
|
display: none !important;
|
|
}
|
|
|
|
|
|
// Grid System
|
|
// -----------
|
|
|
|
// Centered container element
|
|
.container-fixed() {
|
|
margin-right: auto;
|
|
margin-left: auto;
|
|
padding-left: (@grid-gutter-width / 2);
|
|
padding-right: (@grid-gutter-width / 2);
|
|
&:extend(.clearfix all);
|
|
}
|
|
|
|
// Creates a wrapper for a series of columns
|
|
.make-row(@gutter: @grid-gutter-width) {
|
|
margin-left: (@gutter / -2);
|
|
margin-right: (@gutter / -2);
|
|
&:extend(.clearfix all);
|
|
}
|
|
|
|
// Generate the extra small columns
|
|
.make-xs-column(@columns; @gutter: @grid-gutter-width) {
|
|
position: relative;
|
|
float: left;
|
|
width: percentage((@columns / @grid-columns));
|
|
min-height: 1px;
|
|
padding-left: (@gutter / 2);
|
|
padding-right: (@gutter / 2);
|
|
}
|
|
.make-xs-column-offset(@columns) {
|
|
@media (min-width: @screen-xs-min) {
|
|
margin-left: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
.make-xs-column-push(@columns) {
|
|
@media (min-width: @screen-xs-min) {
|
|
left: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
.make-xs-column-pull(@columns) {
|
|
@media (min-width: @screen-xs-min) {
|
|
right: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
|
|
|
|
// Generate the small columns
|
|
.make-sm-column(@columns; @gutter: @grid-gutter-width) {
|
|
position: relative;
|
|
min-height: 1px;
|
|
padding-left: (@gutter / 2);
|
|
padding-right: (@gutter / 2);
|
|
|
|
@media (min-width: @screen-sm-min) {
|
|
float: left;
|
|
width: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
.make-sm-column-offset(@columns) {
|
|
@media (min-width: @screen-sm-min) {
|
|
margin-left: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
.make-sm-column-push(@columns) {
|
|
@media (min-width: @screen-sm-min) {
|
|
left: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
.make-sm-column-pull(@columns) {
|
|
@media (min-width: @screen-sm-min) {
|
|
right: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
|
|
|
|
// Generate the medium columns
|
|
.make-md-column(@columns; @gutter: @grid-gutter-width) {
|
|
position: relative;
|
|
min-height: 1px;
|
|
padding-left: (@gutter / 2);
|
|
padding-right: (@gutter / 2);
|
|
|
|
@media (min-width: @screen-md-min) {
|
|
float: left;
|
|
width: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
.make-md-column-offset(@columns) {
|
|
@media (min-width: @screen-md-min) {
|
|
margin-left: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
.make-md-column-push(@columns) {
|
|
@media (min-width: @screen-md-min) {
|
|
left: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
.make-md-column-pull(@columns) {
|
|
@media (min-width: @screen-md-min) {
|
|
right: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
|
|
|
|
// Generate the large columns
|
|
.make-lg-column(@columns; @gutter: @grid-gutter-width) {
|
|
position: relative;
|
|
min-height: 1px;
|
|
padding-left: (@gutter / 2);
|
|
padding-right: (@gutter / 2);
|
|
|
|
@media (min-width: @screen-lg-min) {
|
|
float: left;
|
|
width: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
.make-lg-column-offset(@columns) {
|
|
@media (min-width: @screen-lg-min) {
|
|
margin-left: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
.make-lg-column-push(@columns) {
|
|
@media (min-width: @screen-lg-min) {
|
|
left: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
.make-lg-column-pull(@columns) {
|
|
@media (min-width: @screen-lg-min) {
|
|
right: percentage((@columns / @grid-columns));
|
|
}
|
|
}
|
|
|
|
|
|
// Framework grid generation
|
|
//
|
|
// Used only by Bootstrap to generate the correct number of grid classes given
|
|
// any value of `@grid-columns`.
|
|
|
|
.make-grid-columns() {
|
|
// Common styles for all sizes of grid columns, widths 1-12
|
|
.col(@index) when (@index = 1) { // initial
|
|
@item: ~".col-xs-@{index}, .col-sm-@{index}, .col-md-@{index}, .col-lg-@{index}";
|
|
.col((@index + 1), @item);
|
|
}
|
|
.col(@index, @list) when (@index =< @grid-columns) { // general; "=<" isn't a typo
|
|
@item: ~".col-xs-@{index}, .col-sm-@{index}, .col-md-@{index}, .col-lg-@{index}";
|
|
.col((@index + 1), ~"@{list}, @{item}");
|
|
}
|
|
.col(@index, @list) when (@index > @grid-columns) { // terminal
|
|
@{list} {
|
|
position: relative;
|
|
// Prevent columns from collapsing when empty
|
|
min-height: 1px;
|
|
// Inner gutter via padding
|
|
padding-left: (@grid-gutter-width / 2);
|
|
padding-right: (@grid-gutter-width / 2);
|
|
}
|
|
}
|
|
.col(1); // kickstart it
|
|
}
|
|
|
|
.float-grid-columns(@class) {
|
|
.col(@index) when (@index = 1) { // initial
|
|
@item: ~".col-@{class}-@{index}";
|
|
.col((@index + 1), @item);
|
|
}
|
|
.col(@index, @list) when (@index =< @grid-columns) { // general
|
|
@item: ~".col-@{class}-@{index}";
|
|
.col((@index + 1), ~"@{list}, @{item}");
|
|
}
|
|
.col(@index, @list) when (@index > @grid-columns) { // terminal
|
|
@{list} {
|
|
float: left;
|
|
}
|
|
}
|
|
.col(1); // kickstart it
|
|
}
|
|
|
|
.calc-grid-column(@index, @class, @type) when (@type = width) and (@index > 0) {
|
|
.col-@{class}-@{index} {
|
|
width: percentage((@index / @grid-columns));
|
|
}
|
|
}
|
|
.calc-grid-column(@index, @class, @type) when (@type = push) {
|
|
.col-@{class}-push-@{index} {
|
|
left: percentage((@index / @grid-columns));
|
|
}
|
|
}
|
|
.calc-grid-column(@index, @class, @type) when (@type = pull) {
|
|
.col-@{class}-pull-@{index} {
|
|
right: percentage((@index / @grid-columns));
|
|
}
|
|
}
|
|
.calc-grid-column(@index, @class, @type) when (@type = offset) {
|
|
.col-@{class}-offset-@{index} {
|
|
margin-left: percentage((@index / @grid-columns));
|
|
}
|
|
}
|
|
|
|
// Basic looping in LESS
|
|
.loop-grid-columns(@index, @class, @type) when (@index >= 0) {
|
|
.calc-grid-column(@index, @class, @type);
|
|
// next iteration
|
|
.loop-grid-columns((@index - 1), @class, @type);
|
|
}
|
|
|
|
// Create grid for specific class
|
|
.make-grid(@class) {
|
|
.float-grid-columns(@class);
|
|
.loop-grid-columns(@grid-columns, @class, width);
|
|
.loop-grid-columns(@grid-columns, @class, pull);
|
|
.loop-grid-columns(@grid-columns, @class, push);
|
|
.loop-grid-columns(@grid-columns, @class, offset);
|
|
}
|
|
|
|
// Form validation states
|
|
//
|
|
// Used in forms.less to generate the form validation CSS for warnings, errors,
|
|
// and successes.
|
|
|
|
.form-control-validation(@text-color: #555; @border-color: #ccc; @background-color: #f5f5f5) {
|
|
// Color the label and help text
|
|
.help-block,
|
|
.control-label,
|
|
.radio,
|
|
.checkbox,
|
|
.radio-inline,
|
|
.checkbox-inline {
|
|
color: @text-color;
|
|
}
|
|
// Set the border and box shadow on specific inputs to match
|
|
.form-control {
|
|
border-color: @border-color;
|
|
.box-shadow(inset 0 1px 1px rgba(0,0,0,.075)); // Redeclare so transitions work
|
|
&:focus {
|
|
border-color: darken(@border-color, 10%);
|
|
@shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 6px lighten(@border-color, 20%);
|
|
.box-shadow(@shadow);
|
|
}
|
|
}
|
|
// Set validation states also for addons
|
|
.input-group-addon {
|
|
color: @text-color;
|
|
border-color: @border-color;
|
|
background-color: @background-color;
|
|
}
|
|
// Optional feedback icon
|
|
.form-control-feedback {
|
|
color: @text-color;
|
|
}
|
|
}
|
|
|
|
// Form control focus state
|
|
//
|
|
// Generate a customized focus state and for any input with the specified color,
|
|
// which defaults to the `@input-focus-border` variable.
|
|
//
|
|
// We highly encourage you to not customize the default value, but instead use
|
|
// this to tweak colors on an as-needed basis. This aesthetic change is based on
|
|
// WebKit's default styles, but applicable to a wider range of browsers. Its
|
|
// usability and accessibility should be taken into account with any change.
|
|
//
|
|
// Example usage: change the default blue border and shadow to white for better
|
|
// contrast against a dark gray background.
|
|
|
|
.form-control-focus(@color: @input-border-focus) {
|
|
@color-rgba: rgba(red(@color), green(@color), blue(@color), .6);
|
|
&:focus {
|
|
border-color: @color;
|
|
outline: 0;
|
|
.box-shadow(~"inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px @{color-rgba}");
|
|
}
|
|
}
|
|
|
|
// Form control sizing
|
|
//
|
|
// Relative text size, padding, and border-radii changes for form controls. For
|
|
// horizontal sizing, wrap controls in the predefined grid classes. `<select>`
|
|
// element gets special love because it's special, and that's a fact!
|
|
|
|
.input-size(@input-height; @padding-vertical; @padding-horizontal; @font-size; @line-height; @border-radius) {
|
|
height: @input-height;
|
|
padding: @padding-vertical @padding-horizontal;
|
|
font-size: @font-size;
|
|
line-height: @line-height;
|
|
border-radius: @border-radius;
|
|
|
|
select& {
|
|
height: @input-height;
|
|
line-height: @input-height;
|
|
}
|
|
|
|
textarea&,
|
|
select[multiple]& {
|
|
height: auto;
|
|
}
|
|
}
|