1 // Form control focus state
3 // Generate a customized focus state and for any input with the specified color,
4 // which defaults to the `$input-focus-border-color` variable.
6 // We highly encourage you to not customize the default value, but instead use
7 // this to tweak colors on an as-needed basis. This aesthetic change is based on
8 // WebKit's default styles, but applicable to a wider range of browsers. Its
9 // usability and accessibility should be taken into account with any change.
11 // Example usage: change the default blue border and shadow to white for better
12 // contrast against a dark gray background.
13 @mixin form-control-focus($ignore-warning: false) {
15 color: $input-focus-color;
16 background-color: $input-focus-bg;
17 border-color: $input-focus-border-color;
20 @include box-shadow($input-box-shadow, $input-focus-box-shadow);
22 // Avoid using mixin so we can pass custom focus shadow properly
23 box-shadow: $input-focus-box-shadow;
26 @include deprecate("The `form-control-focus()` mixin", "v4.4.0", "v5", $ignore-warning);
29 // This mixin uses an `if()` technique to be compatible with Dart Sass
30 // See https://github.com/sass/sass/issues/1873#issuecomment-152293725 for more details
31 @mixin form-validation-state-selector($state) {
32 @if ($state == "valid" or $state == "invalid") {
33 .was-validated #{if(&, "&", "")}:#{$state},
34 #{if(&, "&", "")}.is-#{$state} {
38 #{if(&, "&", "")}.is-#{$state} {
44 @mixin form-validation-state($state, $color, $icon) {
48 margin-top: $form-feedback-margin-top;
49 @include font-size($form-feedback-font-size);
59 max-width: 100%; // Contain to parent when possible
60 padding: $form-feedback-tooltip-padding-y $form-feedback-tooltip-padding-x;
62 @include font-size($form-feedback-tooltip-font-size);
63 line-height: $form-feedback-tooltip-line-height;
64 color: color-yiq($color);
65 background-color: rgba($color, $form-feedback-tooltip-opacity);
66 @include border-radius($form-feedback-tooltip-border-radius);
68 // See https://github.com/twbs/bootstrap/pull/31557
69 // Align tooltip to form elements
71 .form-row > [class*="col-"] > & {
72 left: $form-grid-gutter-width / 2;
76 @include form-validation-state-selector($state) {
77 ~ .#{$state}-feedback,
78 ~ .#{$state}-tooltip {
84 @include form-validation-state-selector($state) {
87 @if $enable-validation-icons {
88 padding-right: $input-height-inner;
89 background-image: escape-svg($icon);
90 background-repeat: no-repeat;
91 background-position: right $input-height-inner-quarter center;
92 background-size: $input-height-inner-half $input-height-inner-half;
97 box-shadow: 0 0 0 $input-focus-width rgba($color, .25);
102 // stylelint-disable-next-line selector-no-qualifying-type
103 textarea.form-control {
104 @include form-validation-state-selector($state) {
105 @if $enable-validation-icons {
106 padding-right: $input-height-inner;
107 background-position: top $input-height-inner-quarter right $input-height-inner-quarter;
113 @include form-validation-state-selector($state) {
114 border-color: $color;
116 @if $enable-validation-icons {
117 padding-right: $custom-select-feedback-icon-padding-right;
118 background: $custom-select-background, $custom-select-bg escape-svg($icon) $custom-select-feedback-icon-position / $custom-select-feedback-icon-size no-repeat;
122 border-color: $color;
123 box-shadow: 0 0 0 $input-focus-width rgba($color, .25);
129 @include form-validation-state-selector($state) {
130 ~ .form-check-label {
134 ~ .#{$state}-feedback,
135 ~ .#{$state}-tooltip {
141 .custom-control-input {
142 @include form-validation-state-selector($state) {
143 ~ .custom-control-label {
147 border-color: $color;
152 ~ .custom-control-label::before {
153 border-color: lighten($color, 10%);
154 @include gradient-bg(lighten($color, 10%));
159 ~ .custom-control-label::before {
160 box-shadow: 0 0 0 $input-focus-width rgba($color, .25);
163 &:not(:checked) ~ .custom-control-label::before {
164 border-color: $color;
172 @include form-validation-state-selector($state) {
173 ~ .custom-file-label {
174 border-color: $color;
178 ~ .custom-file-label {
179 border-color: $color;
180 box-shadow: 0 0 0 $input-focus-width rgba($color, .25);