_index.less

// 组件允许单个组件打包，因此默认引入公共基础样式

@import "../../base.less";

@import "./_var.less";

@import "./_mixin.less";

@import "../../mixins/_reset.less";

.@{prefix}-form {
  .reset;

  font: @form-font;

  &:not(.@{prefix}-form-inline) {

    .@{prefix}-form__item {
      &:last-of-type {
        margin: 0;
      }
    }
  }

  &__item {
    margin-bottom: @form-item-margin-bottom;

    // 文档流撑开内容补足剩余的 4px
    &.@{prefix}-form__item-with-help {
      margin-bottom: @form-item-with-help-margin-bottom;
    }

    // 绝对定位布局需要重设底部间距
    &.@{prefix}-form__item-with-extra {
      margin-bottom: @form-item-margin-bottom;
    }
  }

  &__label {
    float: left;
    padding-right: @form-label-padding-right;
    vertical-align: middle;
    line-height: @form-item-control-height;
    color: @form-color-label;
    box-sizing: border-box;
    white-space: nowrap;

    &--top {
      float: none;
      min-height: @form-item-control-height;
    }

    &--left {
      text-align: left;
    }

    &--right {
      text-align: right;
    }

    &--required {
      label::before {
        display: inline-block;
        margin-right: @form-label-margin-right-required;
        color: @form-color-error;
        line-height: @form-label-line-height;
        content: "*";
      }
    }

    &--colon {
      label::after {
        content: ":";
        position: relative;
        margin: @form-label-margin-colon;
      }
    }
  }

  &__controls {
    min-height: @form-item-control-height;
    display: flow-root;
    position: relative;

    &-content {
      display: flex;
      align-items: center;
      min-height: @form-item-control-height;
    }

    // formItem 嵌套情况无间距
    .@{prefix}-form__item {
      margin-bottom: 0;
      margin-right: @form-item-margin-right-inline;
    }
  }

  &__controls.@{prefix}-is-success {
    .input-status-icon(success);
    .input-status-extra(success);
  }

  &__controls.@{prefix}-form--success-border {
    // 输入框状态
    .input-status(success);
  }

  &__status {
    display: flex;
    margin: @form-status-margin;

    > .t-icon {
      font-size: @form-status-icon-size;
    }

    &-without-icon {
      width: 25px;
      height: 25px;
    }

    button {
      width: @form-status-button-width;
    }

    button + button {
      margin-left: @form-status-button-margin;
    }
  }
}

.@{prefix}-form-inline {
  display: flex;
  flex-wrap: wrap;
  row-gap: @form-item-row-gap;

  .@{prefix}-form__item {
    margin: 0;
    min-width: 200px;
    display: inline-block;
    margin-right: @form-item-margin-right-inline;
  }
}

.@{prefix}-input__extra,
.@{prefix}-input__help {
  margin: 0;
  width: 100%;
  height: auto;
  min-height: @form-item-help-line-height;
  font: @form-item-help-font;
  color: @form-color-extra;
}

.@{prefix}-input__extra {
  position: absolute;
  bottom: calc(0px - @form-item-help-line-height);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

// 输入框状态
.input-status(warning);
.input-status(error);