// scss-lint:disable QualifyingElement // 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: 0 1 auto; margin-bottom: 0; // Bring the hover, focused, and "active" buttons to the front to overlay // the borders properly @include hover { z-index: 2; } &:focus, &:active, &.active { z-index: 2; } } // Prevent double borders when buttons are next to each other .btn + .btn, .btn + .btn-group, .btn-group + .btn, .btn-group + .btn-group { margin-left: -$input-btn-border-width; } } // 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 > .btn:not(:first-child):not(:last-child):not(.dropdown-toggle) { border-radius: 0; } // Set corners individual because sometimes a single button can be in a .btn-group and we need :first-child and :last-child to both match .btn-group > .btn:first-child { margin-left: 0; &:not(:last-child):not(.dropdown-toggle) { @include border-right-radius(0); } } // Need .dropdown-toggle since :last-child doesn't apply given a .dropdown-menu immediately after it .btn-group > .btn:last-child:not(:first-child), .btn-group > .dropdown-toggle:not(:first-child) { @include border-left-radius(0); } // Custom edits for including btn-groups within btn-groups (useful for including dropdown buttons within a btn-group) .btn-group > .btn-group { float: left; } .btn-group > .btn-group:not(:first-child):not(:last-child) > .btn { border-radius: 0; } .btn-group > .btn-group:first-child:not(:last-child) { > .btn:last-child, > .dropdown-toggle { @include border-right-radius(0); } } .btn-group > .btn-group:last-child:not(:first-child) > .btn:first-child { @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 // .btn + .dropdown-toggle-split { padding-right: $input-btn-padding-x * .75; padding-left: $input-btn-padding-x * .75; &::after { margin-left: 0; } } .btn-sm + .dropdown-toggle-split { padding-right: $input-btn-padding-x-sm * .75; padding-left: $input-btn-padding-x-sm * .75; } .btn-lg + .dropdown-toggle-split { padding-right: $input-btn-padding-x-lg * .75; padding-left: $input-btn-padding-x-lg * .75; } // The clickable button for toggling the menu // Set the same inset shadow as the :active state .btn-group.show .dropdown-toggle { @include box-shadow($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 { display: inline-flex; flex-direction: column; align-items: flex-start; justify-content: center; .btn, .btn-group { width: 100%; } > .btn + .btn, > .btn + .btn-group, > .btn-group + .btn, > .btn-group + .btn-group { margin-top: -$input-btn-border-width; margin-left: 0; } } .btn-group-vertical > .btn { &:not(:first-child):not(:last-child) { border-radius: 0; } &:first-child:not(:last-child) { @include border-bottom-radius(0); } &:last-child:not(:first-child) { @include border-top-radius(0); } } .btn-group-vertical > .btn-group:not(:first-child):not(:last-child) > .btn { border-radius: 0; } .btn-group-vertical > .btn-group:first-child:not(:last-child) { > .btn:last-child, > .dropdown-toggle { @include border-bottom-radius(0); } } .btn-group-vertical > .btn-group:last-child:not(:first-child) > .btn:first-child { @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. [data-toggle="buttons"] { > .btn, > .btn-group > .btn { input[type="radio"], input[type="checkbox"] { position: absolute; clip: rect(0,0,0,0); pointer-events: none; } } }