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- //
- // Copyright 2018 Google Inc.
- //
- // Permission is hereby granted, free of charge, to any person obtaining a copy
- // of this software and associated documentation files (the "Software"), to deal
- // in the Software without restriction, including without limitation the rights
- // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- // copies of the Software, and to permit persons to whom the Software is
- // furnished to do so, subject to the following conditions:
- //
- // The above copyright notice and this permission notice shall be included in
- // all copies or substantial portions of the Software.
- //
- // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- // THE SOFTWARE.
- //
- // stylelint-disable selector-class-pattern --
- // Selector '.mdc-*' should only be used in this project.
- @use '@material/animation/variables' as animation-variables;
- @use '@material/tab/mixins' as tab-mixins;
- @use '@material/feature-targeting/feature-targeting';
- @use './variables';
- ///
- /// Sets the CSS transition for the tab scrolling animation.
- ///
- /// @param {Number | String} $duration-ms - Duration (in ms) of the animation.
- /// @param {String} $timing-function - Optionally overrides the default animation timing function.
- ///
- @mixin transition(
- $duration-ms,
- $timing-function: animation-variables.$standard-curve-timing-function,
- $query: feature-targeting.all()
- ) {
- $feat-animation: feature-targeting.create-target($query, animation);
- &.mdc-tab-scroller--animating .mdc-tab-scroller__scroll-content {
- @include feature-targeting.targets($feat-animation) {
- transition: $duration-ms transform $timing-function;
- }
- }
- }
- @mixin static-styles($query: feature-targeting.all()) {
- @include core-styles($query: $query);
- }
- @mixin core-styles($query: feature-targeting.all()) {
- $feat-structure: feature-targeting.create-target($query, structure);
- $feat-animation: feature-targeting.create-target($query, animation);
- // postcss-bem-linter: define tab-scroller
- .mdc-tab-scroller {
- @include transition(
- $duration-ms: variables.$transition-duration,
- $query: $query
- );
- @include feature-targeting.targets($feat-structure) {
- overflow-y: hidden;
- }
- }
- // Selector for test element used to feature-detect horizontal scrollbar height
- .mdc-tab-scroller__test {
- @include feature-targeting.targets($feat-structure) {
- position: absolute;
- top: -9999px;
- width: 100px;
- height: 100px;
- overflow-x: scroll;
- }
- }
- .mdc-tab-scroller__scroll-area {
- @include feature-targeting.targets($feat-structure) {
- -webkit-overflow-scrolling: touch;
- display: flex;
- overflow-x: hidden;
- }
- }
- .mdc-tab-scroller__scroll-area,
- .mdc-tab-scroller__test {
- @include feature-targeting.targets($feat-structure) {
- &::-webkit-scrollbar {
- display: none;
- }
- }
- }
- // This modifier class will be added in JS after computing the OS scrollbar size in order to hide the scrollbar.
- .mdc-tab-scroller__scroll-area--scroll {
- @include feature-targeting.targets($feat-structure) {
- overflow-x: scroll;
- }
- }
- .mdc-tab-scroller__scroll-content {
- @include scroll-content_($query);
- }
- .mdc-tab-scroller--align-start .mdc-tab-scroller__scroll-content {
- @include feature-targeting.targets($feat-structure) {
- justify-content: flex-start;
- }
- }
- .mdc-tab-scroller--align-end .mdc-tab-scroller__scroll-content {
- @include feature-targeting.targets($feat-structure) {
- justify-content: flex-end;
- }
- }
- .mdc-tab-scroller--align-center .mdc-tab-scroller__scroll-content {
- @include feature-targeting.targets($feat-structure) {
- justify-content: center;
- }
- }
- .mdc-tab-scroller--animating {
- .mdc-tab-scroller__scroll-area {
- @include feature-targeting.targets($feat-animation) {
- -webkit-overflow-scrolling: auto;
- }
- }
- }
- // postcss-bem-linter: end
- }
- //
- // Private
- //
- @mixin scroll-content_($query: feature-targeting.all()) {
- $feat-structure: feature-targeting.create-target($query, structure);
- $feat-animation: feature-targeting.create-target($query, animation);
- @include tab-mixins.parent-positioning($query);
- @include feature-targeting.targets($feat-structure) {
- display: flex;
- flex: 1 0 auto;
- transform: none;
- }
- @include feature-targeting.targets($feat-animation) {
- will-change: transform;
- }
- }
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