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// Embedded icons from Open Iconic.
// Released under MIT and copyright 2014 Waybury.
// https://useiconic.com/open
// Checkboxes and radios
//
// Base class takes care of all the key behavioral aspects.
.custom-control {
position: relative;
z-index: 1;
display: block;
min-height: $font-size-base * $line-height-base;
padding-left: $custom-control-gutter + $custom-control-indicator-size;
color-adjust: exact; // Keep themed appearance for print
}
.custom-control-inline {
display: inline-flex;
margin-right: $custom-control-spacer-x;
}
.custom-control-input {
position: absolute;
left: 0;
z-index: -1; // Put the input behind the label so it doesn't overlay text
width: $custom-control-indicator-size;
height: ($font-size-base * $line-height-base + $custom-control-indicator-size) / 2;
opacity: 0;
&:checked ~ .custom-control-label::before {
color: $custom-control-indicator-checked-color;
border-color: $custom-control-indicator-checked-border-color;
@include gradient-bg($custom-control-indicator-checked-bg);
@include box-shadow($custom-control-indicator-checked-box-shadow);
}
&:focus ~ .custom-control-label::before {
// the mixin is not used here to make sure there is feedback
@if $enable-shadows {
box-shadow: $input-box-shadow, $custom-control-indicator-focus-box-shadow;
} @else {
box-shadow: $custom-control-indicator-focus-box-shadow;
}
}
&:focus:not(:checked) ~ .custom-control-label::before {
border-color: $custom-control-indicator-focus-border-color;
}
&:not(:disabled):active ~ .custom-control-label::before {
color: $custom-control-indicator-active-color;
background-color: $custom-control-indicator-active-bg;
border-color: $custom-control-indicator-active-border-color;
@include box-shadow($custom-control-indicator-active-box-shadow);
}
// Use [disabled] and :disabled to work around https://github.com/twbs/bootstrap/issues/28247
&[disabled],
&:disabled {
~ .custom-control-label {
color: $custom-control-label-disabled-color;
&::before {
background-color: $custom-control-indicator-disabled-bg;
}
}
}
}
// Custom control indicators
//
// Build the custom controls out of pseudo-elements.
.custom-control-label {
position: relative;
margin-bottom: 0;
color: $custom-control-label-color;
vertical-align: top;
cursor: $custom-control-cursor;
// Background-color and (when enabled) gradient
&::before {
position: absolute;
top: ($font-size-base * $line-height-base - $custom-control-indicator-size) / 2;
left: -($custom-control-gutter + $custom-control-indicator-size);
display: block;
width: $custom-control-indicator-size;
height: $custom-control-indicator-size;
pointer-events: none;
content: "";
background-color: $custom-control-indicator-bg;
border: $custom-control-indicator-border-color solid $custom-control-indicator-border-width;
@include box-shadow($custom-control-indicator-box-shadow);
}
// Foreground (icon)
&::after {
position: absolute;
top: ($font-size-base * $line-height-base - $custom-control-indicator-size) / 2;
left: -($custom-control-gutter + $custom-control-indicator-size);
display: block;
width: $custom-control-indicator-size;
height: $custom-control-indicator-size;
content: "";
background: 50% / #{$custom-control-indicator-bg-size} no-repeat;
}
}
// Checkboxes
//
// Tweak just a few things for checkboxes.
.custom-checkbox {
.custom-control-label::before {
@include border-radius($custom-checkbox-indicator-border-radius);
}
.custom-control-input:checked ~ .custom-control-label {
&::after {
background-image: escape-svg($custom-checkbox-indicator-icon-checked);
}
}
.custom-control-input:indeterminate ~ .custom-control-label {
&::before {
border-color: $custom-checkbox-indicator-indeterminate-border-color;
@include gradient-bg($custom-checkbox-indicator-indeterminate-bg);
@include box-shadow($custom-checkbox-indicator-indeterminate-box-shadow);
}
&::after {
background-image: escape-svg($custom-checkbox-indicator-icon-indeterminate);
}
}
.custom-control-input:disabled {
&:checked ~ .custom-control-label::before {
@include gradient-bg($custom-control-indicator-checked-disabled-bg);
}
&:indeterminate ~ .custom-control-label::before {
@include gradient-bg($custom-control-indicator-checked-disabled-bg);
}
}
}
// Radios
//
// Tweak just a few things for radios.
.custom-radio {
.custom-control-label::before {
// stylelint-disable-next-line property-disallowed-list
border-radius: $custom-radio-indicator-border-radius;
}
.custom-control-input:checked ~ .custom-control-label {
&::after {
background-image: escape-svg($custom-radio-indicator-icon-checked);
}
}
.custom-control-input:disabled {
&:checked ~ .custom-control-label::before {
@include gradient-bg($custom-control-indicator-checked-disabled-bg);
}
}
}
// switches
//
// Tweak a few things for switches
.custom-switch {
padding-left: $custom-switch-width + $custom-control-gutter;
.custom-control-label {
&::before {
left: -($custom-switch-width + $custom-control-gutter);
width: $custom-switch-width;
pointer-events: all;
// stylelint-disable-next-line property-disallowed-list
border-radius: $custom-switch-indicator-border-radius;
}
&::after {
top: add(($font-size-base * $line-height-base - $custom-control-indicator-size) / 2, $custom-control-indicator-border-width * 2);
left: add(-($custom-switch-width + $custom-control-gutter), $custom-control-indicator-border-width * 2);
width: $custom-switch-indicator-size;
height: $custom-switch-indicator-size;
background-color: $custom-control-indicator-border-color;
// stylelint-disable-next-line property-disallowed-list
border-radius: $custom-switch-indicator-border-radius;
@include transition(transform .15s ease-in-out, $custom-forms-transition);
}
}
.custom-control-input:checked ~ .custom-control-label {
&::after {
background-color: $custom-control-indicator-bg;
transform: translateX($custom-switch-width - $custom-control-indicator-size);
}
}
.custom-control-input:disabled {
&:checked ~ .custom-control-label::before {
@include gradient-bg($custom-control-indicator-checked-disabled-bg);
}
}
}
// Select
//
// Replaces the browser default select with a custom one, mostly pulled from
// https://primer.github.io/.
//
.custom-select {
display: inline-block;
width: 100%;
height: $custom-select-height;
padding: $custom-select-padding-y ($custom-select-padding-x + $custom-select-indicator-padding) $custom-select-padding-y $custom-select-padding-x;
font-family: $custom-select-font-family;
@include font-size($custom-select-font-size);
font-weight: $custom-select-font-weight;
line-height: $custom-select-line-height;
color: $custom-select-color;
vertical-align: middle;
background: $custom-select-bg $custom-select-background;
border: $custom-select-border-width solid $custom-select-border-color;
@include border-radius($custom-select-border-radius, 0);
@include box-shadow($custom-select-box-shadow);
appearance: none;
&:focus {
border-color: $custom-select-focus-border-color;
outline: 0;
@if $enable-shadows {
@include box-shadow($custom-select-box-shadow, $custom-select-focus-box-shadow);
} @else {
// Avoid using mixin so we can pass custom focus shadow properly
box-shadow: $custom-select-focus-box-shadow;
}
&::-ms-value {
// For visual consistency with other platforms/browsers,
// suppress the default white text on blue background highlight given to
// the selected option text when the (still closed) <select> receives focus
// in IE and (under certain conditions) Edge.
// See https://github.com/twbs/bootstrap/issues/19398.
color: $input-color;
background-color: $input-bg;
}
}
&[multiple],
&[size]:not([size="1"]) {
height: auto;
padding-right: $custom-select-padding-x;
background-image: none;
}
&:disabled {
color: $custom-select-disabled-color;
background-color: $custom-select-disabled-bg;
}
// Hides the default caret in IE11
&::-ms-expand {
display: none;
}
// Remove outline from select box in FF
&:-moz-focusring {
color: transparent;
text-shadow: 0 0 0 $custom-select-color;
}
}
.custom-select-sm {
height: $custom-select-height-sm;
padding-top: $custom-select-padding-y-sm;
padding-bottom: $custom-select-padding-y-sm;
padding-left: $custom-select-padding-x-sm;
@include font-size($custom-select-font-size-sm);
}
.custom-select-lg {
height: $custom-select-height-lg;
padding-top: $custom-select-padding-y-lg;
padding-bottom: $custom-select-padding-y-lg;
padding-left: $custom-select-padding-x-lg;
@include font-size($custom-select-font-size-lg);
}
// File
//
// Custom file input.
.custom-file {
position: relative;
display: inline-block;
width: 100%;
height: $custom-file-height;
margin-bottom: 0;
}
.custom-file-input {
position: relative;
z-index: 2;
width: 100%;
height: $custom-file-height;
margin: 0;
overflow: hidden;
opacity: 0;
&:focus ~ .custom-file-label {
border-color: $custom-file-focus-border-color;
box-shadow: $custom-file-focus-box-shadow;
}
// Use [disabled] and :disabled to work around https://github.com/twbs/bootstrap/issues/28247
&[disabled] ~ .custom-file-label,
&:disabled ~ .custom-file-label {
background-color: $custom-file-disabled-bg;
}
@each $lang, $value in $custom-file-text {
&:lang(#{$lang}) ~ .custom-file-label::after {
content: $value;
}
}
~ .custom-file-label[data-browse]::after {
content: attr(data-browse);
}
}
.custom-file-label {
position: absolute;
top: 0;
right: 0;
left: 0;
z-index: 1;
height: $custom-file-height;
padding: $custom-file-padding-y $custom-file-padding-x;
overflow: hidden;
font-family: $custom-file-font-family;
font-weight: $custom-file-font-weight;
line-height: $custom-file-line-height;
color: $custom-file-color;
background-color: $custom-file-bg;
border: $custom-file-border-width solid $custom-file-border-color;
@include border-radius($custom-file-border-radius);
@include box-shadow($custom-file-box-shadow);
&::after {
position: absolute;
top: 0;
right: 0;
bottom: 0;
z-index: 3;
display: block;
height: $custom-file-height-inner;
padding: $custom-file-padding-y $custom-file-padding-x;
line-height: $custom-file-line-height;
color: $custom-file-button-color;
content: "Browse";
@include gradient-bg($custom-file-button-bg);
border-left: inherit;
@include border-radius(0 $custom-file-border-radius $custom-file-border-radius 0);
}
}
// Range
//
// Style range inputs the same across browsers. Vendor-specific rules for pseudo
// elements cannot be mixed. As such, there are no shared styles for focus or
// active states on prefixed selectors.
.custom-range {
width: 100%;
height: add($custom-range-thumb-height, $custom-range-thumb-focus-box-shadow-width * 2);
padding: 0; // Need to reset padding
background-color: transparent;
appearance: none;
&:focus {
outline: none;
// Pseudo-elements must be split across multiple rulesets to have an effect.
// No box-shadow() mixin for focus accessibility.
&::-webkit-slider-thumb { box-shadow: $custom-range-thumb-focus-box-shadow; }
&::-moz-range-thumb { box-shadow: $custom-range-thumb-focus-box-shadow; }
&::-ms-thumb { box-shadow: $custom-range-thumb-focus-box-shadow; }
}
&::-moz-focus-outer {
border: 0;
}
&::-webkit-slider-thumb {
width: $custom-range-thumb-width;
height: $custom-range-thumb-height;
margin-top: ($custom-range-track-height - $custom-range-thumb-height) / 2; // Webkit specific
@include gradient-bg($custom-range-thumb-bg);
border: $custom-range-thumb-border;
@include border-radius($custom-range-thumb-border-radius);
@include box-shadow($custom-range-thumb-box-shadow);
@include transition($custom-forms-transition);
appearance: none;
&:active {
@include gradient-bg($custom-range-thumb-active-bg);
}
}
&::-webkit-slider-runnable-track {
width: $custom-range-track-width;
height: $custom-range-track-height;
color: transparent; // Why?
cursor: $custom-range-track-cursor;
background-color: $custom-range-track-bg;
border-color: transparent;
@include border-radius($custom-range-track-border-radius);
@include box-shadow($custom-range-track-box-shadow);
}
&::-moz-range-thumb {
width: $custom-range-thumb-width;
height: $custom-range-thumb-height;
@include gradient-bg($custom-range-thumb-bg);
border: $custom-range-thumb-border;
@include border-radius($custom-range-thumb-border-radius);
@include box-shadow($custom-range-thumb-box-shadow);
@include transition($custom-forms-transition);
appearance: none;
&:active {
@include gradient-bg($custom-range-thumb-active-bg);
}
}
&::-moz-range-track {
width: $custom-range-track-width;
height: $custom-range-track-height;
color: transparent;
cursor: $custom-range-track-cursor;
background-color: $custom-range-track-bg;
border-color: transparent; // Firefox specific?
@include border-radius($custom-range-track-border-radius);
@include box-shadow($custom-range-track-box-shadow);
}
&::-ms-thumb {
width: $custom-range-thumb-width;
height: $custom-range-thumb-height;
margin-top: 0; // Edge specific
margin-right: $custom-range-thumb-focus-box-shadow-width; // Workaround that overflowed box-shadow is hidden.
margin-left: $custom-range-thumb-focus-box-shadow-width; // Workaround that overflowed box-shadow is hidden.
@include gradient-bg($custom-range-thumb-bg);
border: $custom-range-thumb-border;
@include border-radius($custom-range-thumb-border-radius);
@include box-shadow($custom-range-thumb-box-shadow);
@include transition($custom-forms-transition);
appearance: none;
&:active {
@include gradient-bg($custom-range-thumb-active-bg);
}
}
&::-ms-track {
width: $custom-range-track-width;
height: $custom-range-track-height;
color: transparent;
cursor: $custom-range-track-cursor;
background-color: transparent;
border-color: transparent;
border-width: $custom-range-thumb-height / 2;
@include box-shadow($custom-range-track-box-shadow);
}
&::-ms-fill-lower {
background-color: $custom-range-track-bg;
@include border-radius($custom-range-track-border-radius);
}
&::-ms-fill-upper {
margin-right: 15px; // arbitrary?
background-color: $custom-range-track-bg;
@include border-radius($custom-range-track-border-radius);
}
&:disabled {
&::-webkit-slider-thumb {
background-color: $custom-range-thumb-disabled-bg;
}
&::-webkit-slider-runnable-track {
cursor: default;
}
&::-moz-range-thumb {
background-color: $custom-range-thumb-disabled-bg;
}
&::-moz-range-track {
cursor: default;
}
&::-ms-thumb {
background-color: $custom-range-thumb-disabled-bg;
}
}
}
.custom-control-label::before,
.custom-file-label,
.custom-select {
@include transition($custom-forms-transition);
}
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