mirror of
https://github.com/twbs/bootstrap.git
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331 lines
8.6 KiB
SCSS
331 lines
8.6 KiB
SCSS
// stylelint-disable selector-no-qualifying-type
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//
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// Textual form controls
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//
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.form-control {
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display: block;
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width: 100%;
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height: $input-height;
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padding: $input-padding-y $input-padding-x;
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font-family: $input-font-family;
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@include font-size($input-font-size);
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font-weight: $input-font-weight;
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line-height: $input-line-height;
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color: $input-color;
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background-color: $input-bg;
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background-clip: padding-box;
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border: $input-border-width solid $input-border-color;
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// Note: This has no effect on <select>s in some browsers, due to the limited stylability of `<select>`s in CSS.
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@include border-radius($input-border-radius, 0);
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@include box-shadow($input-box-shadow);
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@include transition($input-transition);
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// Unstyle the caret on `<select>`s in IE10+.
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&::-ms-expand {
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background-color: transparent;
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border: 0;
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}
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// Customize the `:focus` state to imitate native WebKit styles.
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@include form-control-focus($ignore-warning: true);
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// Placeholder
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&::placeholder {
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color: $input-placeholder-color;
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// Override Firefox's unusual default opacity; see https://github.com/twbs/bootstrap/pull/11526.
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opacity: 1;
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}
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// Disabled and read-only inputs
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//
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// HTML5 says that controls under a fieldset > legend:first-child won't be
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// disabled if the fieldset is disabled. Due to implementation difficulty, we
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// don't honor that edge case; we style them as disabled anyway.
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&:disabled,
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&[readonly] {
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background-color: $input-disabled-bg;
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// iOS fix for unreadable disabled content; see https://github.com/twbs/bootstrap/issues/11655.
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opacity: 1;
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}
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}
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select.form-control {
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&:focus::-ms-value {
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// Suppress the nested default white text on blue background highlight given to
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// the selected option text when the (still closed) <select> receives focus
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// in IE and (under certain conditions) Edge, as it looks bad and cannot be made to
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// match the appearance of the native widget.
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// See https://github.com/twbs/bootstrap/issues/19398.
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color: $input-color;
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background-color: $input-bg;
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}
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}
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// Make file inputs better match text inputs by forcing them to new lines.
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.form-control-file,
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.form-control-range {
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display: block;
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width: 100%;
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}
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//
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// Labels
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//
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// For use with horizontal and inline forms, when you need the label (or legend)
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// text to align with the form controls.
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.col-form-label {
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padding-top: calc(#{$input-padding-y} + #{$input-border-width});
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padding-bottom: calc(#{$input-padding-y} + #{$input-border-width});
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margin-bottom: 0; // Override the `<label>/<legend>` default
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@include font-size(inherit); // Override the `<legend>` default
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line-height: $input-line-height;
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}
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.col-form-label-lg {
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padding-top: calc(#{$input-padding-y-lg} + #{$input-border-width});
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padding-bottom: calc(#{$input-padding-y-lg} + #{$input-border-width});
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@include font-size($input-font-size-lg);
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line-height: $input-line-height-lg;
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}
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.col-form-label-sm {
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padding-top: calc(#{$input-padding-y-sm} + #{$input-border-width});
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padding-bottom: calc(#{$input-padding-y-sm} + #{$input-border-width});
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@include font-size($input-font-size-sm);
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line-height: $input-line-height-sm;
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}
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// Readonly controls as plain text
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//
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// Apply class to a readonly input to make it appear like regular plain
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// text (without any border, background color, focus indicator)
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.form-control-plaintext {
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display: block;
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width: 100%;
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padding-top: $input-padding-y;
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padding-bottom: $input-padding-y;
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margin-bottom: 0; // match inputs if this class comes on inputs with default margins
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line-height: $input-line-height;
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color: $input-plaintext-color;
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background-color: transparent;
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border: solid transparent;
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border-width: $input-border-width 0;
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&.form-control-sm,
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&.form-control-lg {
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padding-right: 0;
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padding-left: 0;
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}
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}
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// Form control sizing
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//
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// Build on `.form-control` with modifier classes to decrease or increase the
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// height and font-size of form controls.
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//
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// Repeated in `_input_group.scss` to avoid Sass extend issues.
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.form-control-sm {
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height: $input-height-sm;
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padding: $input-padding-y-sm $input-padding-x-sm;
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@include font-size($input-font-size-sm);
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line-height: $input-line-height-sm;
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@include border-radius($input-border-radius-sm);
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}
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.form-control-lg {
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height: $input-height-lg;
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padding: $input-padding-y-lg $input-padding-x-lg;
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@include font-size($input-font-size-lg);
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line-height: $input-line-height-lg;
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@include border-radius($input-border-radius-lg);
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}
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// stylelint-disable-next-line no-duplicate-selectors
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select.form-control {
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&[size],
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&[multiple] {
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height: auto;
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}
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}
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textarea.form-control {
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height: auto;
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}
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// Form groups
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//
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// Designed to help with the organization and spacing of vertical forms. For
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// horizontal forms, use the predefined grid classes.
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.form-group {
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margin-bottom: $form-group-margin-bottom;
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}
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.form-text {
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display: block;
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margin-top: $form-text-margin-top;
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}
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// Form grid
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//
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// Special replacement for our grid system's `.row` for tighter form layouts.
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.form-row {
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display: flex;
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flex-wrap: wrap;
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margin-right: -$form-grid-gutter-width / 2;
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margin-left: -$form-grid-gutter-width / 2;
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> .col,
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> [class*="col-"] {
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padding-right: $form-grid-gutter-width / 2;
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padding-left: $form-grid-gutter-width / 2;
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}
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}
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// Checkboxes and radios
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//
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// Indent the labels to position radios/checkboxes as hanging controls.
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.form-check {
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position: relative;
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display: block;
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padding-left: $form-check-input-gutter;
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}
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.form-check-input {
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position: absolute;
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margin-top: $form-check-input-margin-y;
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margin-left: -$form-check-input-gutter;
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&:disabled ~ .form-check-label {
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color: $text-muted;
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}
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}
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.form-check-label {
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margin-bottom: 0; // Override default `<label>` bottom margin
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}
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.form-check-inline {
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display: inline-flex;
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align-items: center;
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padding-left: 0; // Override base .form-check
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margin-right: $form-check-inline-margin-x;
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// Undo .form-check-input defaults and add some `margin-right`.
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.form-check-input {
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position: static;
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margin-top: 0;
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margin-right: $form-check-inline-input-margin-x;
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margin-left: 0;
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}
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}
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// Form validation
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//
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// Provide feedback to users when form field values are valid or invalid. Works
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// primarily for client-side validation via scoped `:invalid` and `:valid`
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// pseudo-classes but also includes `.is-invalid` and `.is-valid` classes for
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// server side validation.
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@each $state, $data in $form-validation-states {
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@include form-validation-state($state, map-get($data, color), map-get($data, icon));
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}
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// Inline forms
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//
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// Make forms appear inline(-block) by adding the `.form-inline` class. Inline
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// forms begin stacked on extra small (mobile) devices and then go inline when
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// viewports reach <768px.
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//
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// Requires wrapping inputs and labels with `.form-group` for proper display of
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// default HTML form controls and our custom form controls (e.g., input groups).
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.form-inline {
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display: flex;
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flex-flow: row wrap;
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align-items: center; // Prevent shorter elements from growing to same height as others (e.g., small buttons growing to normal sized button height)
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// Because we use flex, the initial sizing of checkboxes is collapsed and
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// doesn't occupy the full-width (which is what we want for xs grid tier),
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// so we force that here.
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.form-check {
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width: 100%;
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}
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// Kick in the inline
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@include media-breakpoint-up(sm) {
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label {
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display: flex;
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align-items: center;
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justify-content: center;
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margin-bottom: 0;
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}
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// Inline-block all the things for "inline"
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.form-group {
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display: flex;
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flex: 0 0 auto;
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flex-flow: row wrap;
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align-items: center;
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margin-bottom: 0;
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}
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// Allow folks to *not* use `.form-group`
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.form-control {
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display: inline-block;
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width: auto; // Prevent labels from stacking above inputs in `.form-group`
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vertical-align: middle;
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}
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// Make static controls behave like regular ones
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.form-control-plaintext {
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display: inline-block;
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}
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.input-group,
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.custom-select {
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width: auto;
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}
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// Remove default margin on radios/checkboxes that were used for stacking, and
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// then undo the floating of radios and checkboxes to match.
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.form-check {
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display: flex;
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align-items: center;
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justify-content: center;
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width: auto;
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padding-left: 0;
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}
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.form-check-input {
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position: relative;
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flex-shrink: 0;
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margin-top: 0;
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margin-right: $form-check-input-margin-x;
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margin-left: 0;
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}
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.custom-control {
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align-items: center;
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justify-content: center;
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}
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.custom-control-label {
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margin-bottom: 0;
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}
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}
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}
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