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Bootstrap/scss/_button-group.scss
Mark Otto 1d4d9f8d89 Drop all hover mixins
Previously deprecated in v4.x, this clears out the now unused Sass option and removes some unused mixins. Arguably we could remove more, but I like the hover-focus mixin and we make extensive use of it across the project.
2019-05-08 20:58:07 +03:00

162 lines
3.5 KiB
SCSS

// stylelint-disable selector-no-qualifying-type
// Make the div behave like a button
.btn-group,
.btn-group-vertical {
position: relative;
display: inline-flex;
vertical-align: middle; // match .btn alignment given font-size hack above
> .btn {
position: relative;
flex: 1 1 auto;
// Bring the hover, focused, and "active" buttons to the front to overlay
// the borders properly
&:hover,
&:focus,
&:active,
&.active {
z-index: 1;
}
}
}
// Optional: Group multiple button groups together for a toolbar
.btn-toolbar {
display: flex;
flex-wrap: wrap;
justify-content: flex-start;
.input-group {
width: auto;
}
}
.btn-group {
// Prevent double borders when buttons are next to each other
> .btn:not(:first-child),
> .btn-group:not(:first-child) {
margin-left: -$btn-border-width;
}
// Reset rounded corners
> .btn:not(:last-child):not(.dropdown-toggle),
> .btn-group:not(:last-child) > .btn {
@include border-right-radius(0);
}
> .btn:not(:first-child),
> .btn-group:not(:first-child) > .btn {
@include border-left-radius(0);
}
}
// Sizing
//
// Remix the default button sizing classes into new ones for easier manipulation.
.btn-group-sm > .btn { @extend .btn-sm; }
.btn-group-lg > .btn { @extend .btn-lg; }
//
// Split button dropdowns
//
.dropdown-toggle-split {
padding-right: $btn-padding-x * .75;
padding-left: $btn-padding-x * .75;
&::after,
.dropup &::after,
.dropright &::after {
margin-left: 0;
}
.dropleft &::before {
margin-right: 0;
}
}
.btn-sm + .dropdown-toggle-split {
padding-right: $btn-padding-x-sm * .75;
padding-left: $btn-padding-x-sm * .75;
}
.btn-lg + .dropdown-toggle-split {
padding-right: $btn-padding-x-lg * .75;
padding-left: $btn-padding-x-lg * .75;
}
// The clickable button for toggling the menu
// Set the same inset shadow as the :active state
.btn-group.show .dropdown-toggle {
@include box-shadow($btn-active-box-shadow);
// Show no shadow for `.btn-link` since it has no other button styles.
&.btn-link {
@include box-shadow(none);
}
}
//
// Vertical button groups
//
.btn-group-vertical {
flex-direction: column;
align-items: flex-start;
justify-content: center;
> .btn,
> .btn-group {
width: 100%;
}
> .btn:not(:first-child),
> .btn-group:not(:first-child) {
margin-top: -$btn-border-width;
}
// Reset rounded corners
> .btn:not(:last-child):not(.dropdown-toggle),
> .btn-group:not(:last-child) > .btn {
@include border-bottom-radius(0);
}
> .btn:not(:first-child),
> .btn-group:not(:first-child) > .btn {
@include border-top-radius(0);
}
}
// Checkbox and radio options
//
// In order to support the browser's form validation feedback, powered by the
// `required` attribute, we have to "hide" the inputs via `clip`. We cannot use
// `display: none;` or `visibility: hidden;` as that also hides the popover.
// Simply visually hiding the inputs via `opacity` would leave them clickable in
// certain cases which is prevented by using `clip` and `pointer-events`.
// This way, we ensure a DOM element is visible to position the popover from.
//
// See https://github.com/twbs/bootstrap/pull/12794 and
// https://github.com/twbs/bootstrap/pull/14559 for more information.
.btn-group-toggle {
> .btn,
> .btn-group > .btn {
margin-bottom: 0; // Override default `<label>` value
input[type="radio"],
input[type="checkbox"] {
position: absolute;
clip: rect(0, 0, 0, 0);
pointer-events: none;
}
}
}