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Convert .btn and mixins to use CSS variables

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This commit is contained in:
Mark Otto
2021-07-27 21:36:12 -07:00
committed by Mark Otto
parent 918a86b425
commit ef9d8538a0
4 changed files with 144 additions and 129 deletions
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97
scss/_buttons.scss
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@@ -1,51 +1,98 @@
// stylelint-disable custom-property-empty-line-before
//
// Base styles
//
.btn {
// scss-docs-start btn-css-vars
--#{$variable-prefix}btn-padding-x: #{$btn-padding-x};
--#{$variable-prefix}btn-padding-y: #{$btn-padding-y};
--#{$variable-prefix}btn-font-family: #{$btn-font-family};
@include rfs($btn-font-size, --#{$variable-prefix}btn-font-size);
--#{$variable-prefix}btn-font-weight: #{$btn-font-weight};
--#{$variable-prefix}btn-line-height: #{$btn-line-height};
--#{$variable-prefix}btn-color: #{$body-color};
--#{$variable-prefix}btn-bg: transparent;
--#{$variable-prefix}btn-border-width: #{$btn-border-width};
--#{$variable-prefix}btn-border-color: transparent;
--#{$variable-prefix}btn-border-radius: #{$btn-border-radius};
--#{$variable-prefix}btn-box-shadow: #{$btn-box-shadow};
--#{$variable-prefix}btn-disabled-opacity: #{$btn-disabled-opacity};
--#{$variable-prefix}btn-focus-box-shadow: 0 0 0 #{$btn-focus-width} rgba(var(--#{$variable-prefix}btn-focus-shadow-rgb), .5);
// scss-docs-end btn-css-vars
display: inline-block;
font-family: $btn-font-family;
font-weight: $btn-font-weight;
line-height: $btn-line-height;
color: $body-color;
padding: var(--#{$variable-prefix}btn-padding-y) var(--#{$variable-prefix}btn-padding-x);
font-family: var(--#{$variable-prefix}btn-font-family);
font-size: var(--#{$variable-prefix}btn-font-size);
font-weight: var(--#{$variable-prefix}btn-font-weight);
line-height: var(--#{$variable-prefix}btn-line-height);
color: var(--#{$variable-prefix}btn-color);
text-align: center;
text-decoration: if($link-decoration == none, null, none);
white-space: $btn-white-space;
vertical-align: middle;
cursor: if($enable-button-pointers, pointer, null);
user-select: none;
background-color: transparent;
border: $btn-border-width solid transparent;
@include button-size($btn-padding-y, $btn-padding-x, $btn-font-size, $btn-border-radius);
border: var(--#{$variable-prefix}btn-border-width) solid var(--#{$variable-prefix}btn-border-color);
@include border-radius(var(--#{$variable-prefix}btn-border-radius));
@include gradient-bg(var(--#{$variable-prefix}btn-bg));
@include box-shadow(var(--#{$variable-prefix}btn-box-shadow));
@include transition($btn-transition);
&:hover {
color: $body-color;
color: var(--#{$variable-prefix}btn-hover-color);
text-decoration: if($link-hover-decoration == underline, none, null);
background-color: var(--#{$variable-prefix}btn-hover-bg);
border-color: var(--#{$variable-prefix}btn-hover-border-color);
}
.btn-check:focus + &,
&:focus {
color: var(--#{$variable-prefix}btn-hover-color);
@include gradient-bg(var(--#{$variable-prefix}btn-hover-bg));
border-color: var(--#{$variable-prefix}btn-hover-border-color);
outline: 0;
box-shadow: $btn-focus-box-shadow;
// Avoid using mixin so we can pass custom focus shadow properly
@if $enable-shadows {
box-shadow: var(--#{$variable-prefix}btn-box-shadow), var(--#{$variable-prefix}btn-focus-box-shadow);
} @else {
box-shadow: var(--#{$variable-prefix}btn-focus-box-shadow);
}
}
.btn-check:checked + &,
.btn-check:active + &,
&:active,
&.active {
@include box-shadow($btn-active-box-shadow);
&.active,
.show > &.dropdown-toggle {
color: var(--#{$variable-prefix}btn-active-color);
background-color: var(--#{$variable-prefix}btn-active-bg);
// Remove CSS gradients if they're enabled
background-image: if($enable-gradients, none, null);
border-color: var(--#{$variable-prefix}btn-active-border-color);
@include box-shadow(var(--#{$variable-prefix}btn-active-shadow));
&:focus {
@include box-shadow($btn-focus-box-shadow, $btn-active-box-shadow);
// Avoid using mixin so we can pass custom focus shadow properly
@if $enable-shadows {
box-shadow: var(--#{$variable-prefix}btn-active-shadow), var(--#{$variable-prefix}btn-focus-box-shadow);
} @else {
box-shadow: var(--#{$variable-prefix}btn-focus-box-shadow);
}
}
}
&:disabled,
&.disabled,
fieldset:disabled & {
color: var(--#{$variable-prefix}btn-disabled-color);
pointer-events: none;
opacity: $btn-disabled-opacity;
background-color: var(--#{$variable-prefix}btn-disabled-bg);
background-image: if($enable-gradients, none, null);
border-color: var(--#{$variable-prefix}btn-disabled-border-color);
opacity: var(--#{$variable-prefix}btn-disabled-opacity);
@include box-shadow(none);
}
}
@@ -76,24 +123,24 @@
// Make a button look and behave like a link
.btn-link {
font-weight: $font-weight-normal;
color: $btn-link-color;
--#{$variable-prefix}btn-font-weight: #{$font-weight-normal};
--#{$variable-prefix}btn-color: #{$btn-link-color};
--#{$variable-prefix}btn-bg: transparent;
--#{$variable-prefix}btn-border-color: transparent;
--#{$variable-prefix}btn-hover-color: #{$btn-link-hover-color};
--#{$variable-prefix}btn-hover-border-color: transparent;
--#{$variable-prefix}btn-active-border-color: transparent;
--#{$variable-prefix}btn-disabled-color: #{$btn-link-disabled-color};
--#{$variable-prefix}btn-disabled-border-color: transparent;
--#{$variable-prefix}btn-box-shadow: none;
text-decoration: $link-decoration;
&:hover {
color: $btn-link-hover-color;
text-decoration: $link-hover-decoration;
}
&:hover,
&:focus {
text-decoration: $link-hover-decoration;
}
&:disabled,
&.disabled {
color: $btn-link-disabled-color;
}
// No need for an active state here
}