antd-mobile/lib/tabs/style/index.less

基于 React 的移动设计规范实现

@import '../../style/themes/default';
@import '../../style/mixins';

@tabs-prefix-cls: am-tabs;

.@{tabs-prefix-cls} {
  overflow: hidden;
  &-bar {
    display: flex;
    position: relative;
    .@{tabs-prefix-cls}-tab {
      flex: 1;
      text-align: center;
      border-bottom: @border-width-sm solid @border-color-base;
      font-size: @tabs-font-size-heading;
      height: @tabs-height;
      line-height: @tabs-height;
      color: @color-text-base;
      background-color: @fill-base;
      &-active {
        color: @tabs-color;
      }
    }
  }

  &-ink-bar {
    position: absolute;
    bottom: 0;
    height: @border-width-lg;
    background-color: @tabs-color;

    &-animated {
      transition: transform .3s @ease-in-out-quint;
    }
  }

  &&-bottom {
    .@{tabs-prefix-cls}-ink-bar {
      bottom: auto;
      top: 0;
    }
    .@{tabs-prefix-cls}-tab {
      border-top: @border-width-sm solid @border-color-base;
      border-bottom: 0;
    }
  }

  &-content {
    zoom: 1;

    .@{tabs-prefix-cls}-tabpane {
      overflow: auto;
    }

    &-animated {
      transition: transform .3s @ease-in-out-quint;
      display: flex;
      will-change: transform;

      .@{tabs-prefix-cls}-tabpane {
        box-sizing: border-box;
        width: 100%;
        flex-shrink: 0;
      }
    }

    &-no-animated {
      .@{tabs-prefix-cls}-tabpane-inactive {
        display: none;
      }
    }
  }
}