naive-ui/styles/Tree.scss

@import './mixins/mixins.scss';
@import './themes/vars.scss';

@include themes-mixin {
  @include b(tree) {
    font-size: 14px;
    color: $--n-secondary-text-color;
    transition: color .3s $--n-ease-in-out-cubic-bezier;
    ul, li {
      margin: 0;
      padding: 0;
      list-style: none;
    }
    @include b(tree-children-wrapper) {
      @include fade-in-height-expand-transition(fade-in-height-expand, .15s);
      margin-left: 16px;
    }
    @include b(tree-node) {
      padding: 3px 0 3px 0;
      &:first-child {
        padding-top: 6px;
      }
      &:last-child {
        padding-bottom: 0;
      }
    }
    @include b(tree-node-switcher) {
      cursor: pointer;
      display: inline-flex;
      height: 24px;
      width: 24px;
      align-items: center;
      justify-content: center;
      transition: transform .15s $--n-ease-in-out-cubic-bezier;
      vertical-align: bottom;
      @include b(icon) {
        fill: $--n-secondary-text-color;
      }
      @include m(hide) {
        visibility: hidden
      }
      @include m(expanded) {
        transform: rotate(90deg);
      }
    }
    @include b(tree-node-checkbox) {
      display: inline-flex;
      height: 24px;
      width: 16px;
      vertical-align: bottom;
      align-items: center;
      justify-content: center;
      margin-right: 4px;
    }
    @include b(tree-node-content) {
      position: relative;
      display: inline-flex;
      height: 24px;
      box-sizing: border-box;
      border-bottom: 3px solid transparent;
      border-top: 3px solid transparent;
      line-height: 24px;
      align-items: center;
      vertical-align: bottom;
      padding: 0 6px;
      cursor: pointer;
      border-radius: 3px;
      transition: .2s background-color $--n-ease-in-out-cubic-bezier, .2s border-color $--n-ease-in-out-cubic-bezier;
      &:hover {
        background-color: map-get($--tree-node-background-color, 'hover');
      }
      &:active {
        background-color: map-get($--tree-node-background-color, 'active');
      }
      &:last-child {
        margin-bottom: 0;
      }
      @include e(padding-box) {
        position: absolute;
        top: 0;
        bottom: 0;
        left: 0;
        right: 0;
        background-color: transparent;
      }
      @include m(block) {
        width: calc(100% - 24px);
        @include m(checkable) {
          width: calc(100% - 48px);
        }
      }
      @include m(pending) {
        &:hover {
          background-color: transparent;
        }
        @include m(pending-bottom) {
          border-bottom: 3px solid map-get($--tree-node-background-color, 'hover');
        }
        @include m(pending-top) {
          border-top: 3px solid map-get($--tree-node-background-color, 'hover');
        }
        @include m(pending-body) {
          background-color: map-get($--tree-node-background-color, 'hover');
        }
      }
      @include m(selected) {
        background-color: map-get($--tree-node-background-color, 'selected');
      }
    }
  }
}