pco/app/uview-ui/components/u-action-sheet/u-action-sheet.vue

<template>
  <u-popup
      :show="show"
      mode="bottom"
      @close="close"
      :closeOnClickOverlay="closeOnClickOverlay"
      :safeAreaInsetBottom="safeAreaInsetBottom"
      :round="round"
  >
    <view class="u-action-sheet">
      <view
          class="u-action-sheet__header"
          v-if="title"
      >
        <text class="u-action-sheet__header__title u-line-1">{{ title }}</text>
        <view
            class="u-action-sheet__header__icon-wrap"
            @tap.stop="close"
        >
          <u-icon
              name="close"
              size="17"
              color="#c8c9cc"
              bold
          ></u-icon>
        </view>
      </view>
      <text
          class="u-action-sheet__description"
          :style="[{
					marginTop: `${title && description ? 0 : '18px'}`
				}]"
          v-if="description"
      >{{ description }}
      </text>
      <slot>
        <u-line v-if="description"></u-line>
        <view class="u-action-sheet__item-wrap">
          <template v-for="(item, index) in actions">
            <!-- #ifdef MP -->
            <button
                :key="index"
                class="u-reset-button"
                :openType="item.openType"
                @getuserinfo="onGetUserInfo"
                @contact="onContact"
                @getphonenumber="onGetPhoneNumber"
                @error="onError"
                @launchapp="onLaunchApp"
                @opensetting="onOpenSetting"
                :lang="lang"
                :session-from="sessionFrom"
                :send-message-title="sendMessageTitle"
                :send-message-path="sendMessagePath"
                :send-message-img="sendMessageImg"
                :show-message-card="showMessageCard"
                :app-parameter="appParameter"
                @tap="selectHandler(index)"
                :hover-class="!item.disabled && !item.loading ? 'u-action-sheet--hover' : ''"
            >
              <!-- #endif -->
              <view
                  class="u-action-sheet__item-wrap__item"
                  @tap.stop="selectHandler(index)"
                  :hover-class="!item.disabled && !item.loading ? 'u-action-sheet--hover' : ''"
                  :hover-stay-time="150"
              >
                <template v-if="!item.loading">
                  <text
                      class="u-action-sheet__item-wrap__item__name"
                      :style="[itemStyle(index)]"
                  >{{ item.name }}
                  </text>
                  <text
                      v-if="item.subname"
                      class="u-action-sheet__item-wrap__item__subname"
                  >{{ item.subname }}
                  </text>
                </template>
                <u-loading-icon
                    v-else
                    custom-class="van-action-sheet__loading"
                    size="18"
                    mode="circle"
                />
              </view>
              <!-- #ifdef MP -->
            </button>
            <!-- #endif -->
            <u-line v-if="index !== actions.length - 1"></u-line>
          </template>
        </view>
      </slot>
      <u-gap
          bgColor="#eaeaec"
          height="6"
          v-if="cancelText"
      ></u-gap>
      <view hover-class="u-action-sheet--hover">
        <text
            @touchmove.stop.prevent
            :hover-stay-time="150"
            v-if="cancelText"
            class="u-action-sheet__cancel-text"
            @tap="close"
        >{{ cancelText }}
        </text>
      </view>
    </view>
  </u-popup>
</template>

<script>
import openType from '../../libs/mixin/openType'
import button from '../../libs/mixin/button'
import props from './props.js';

/**
 * ActionSheet 操作菜单
 * @description 本组件用于从底部弹出一个操作菜单，供用户选择并返回结果。本组件功能类似于uni的uni.showActionSheetAPI，配置更加灵活，所有平台都表现一致。
 * @tutorial https://www.uviewui.com/components/actionSheet.html
 *
 * @property {Boolean}      show        操作菜单是否展示 （默认 false ）
 * @property {String}      title        操作菜单标题
 * @property {String}      description      选项上方的描述信息
 * @property {Array<Object>}  actions        按钮的文字数组，见官方文档示例
 * @property {String}      cancelText      取消按钮的提示文字,不为空时显示按钮
 * @property {Boolean}      closeOnClickAction  点击某个菜单项时是否关闭弹窗 （默认 true ）
 * @property {Boolean}      safeAreaInsetBottom  处理底部安全区 （默认 true ）
 * @property {String}      openType      小程序的打开方式 (contact | launchApp | getUserInfo | openSetting ｜getPhoneNumber ｜error )
 * @property {Boolean}      closeOnClickOverlay  点击遮罩是否允许关闭  (默认 true )
 * @property {Number|String}  round        圆角值，默认无圆角  (默认 0 )
 * @property {String}      lang        指定返回用户信息的语言，zh_CN 简体中文，zh_TW 繁体中文，en 英文
 * @property {String}      sessionFrom      会话来源，openType="contact"时有效
 * @property {String}      sendMessageTitle  会话内消息卡片标题，openType="contact"时有效
 * @property {String}      sendMessagePath    会话内消息卡片点击跳转小程序路径，openType="contact"时有效
 * @property {String}      sendMessageImg    会话内消息卡片图片，openType="contact"时有效
 * @property {Boolean}      showMessageCard    是否显示会话内消息卡片，设置此参数为 true，用户进入客服会话会在右下角显示"可能要发送的小程序"提示，用户点击后可以快速发送小程序消息，openType="contact"时有效 （默认 false ）
 * @property {String}      appParameter    打开 APP 时，向 APP 传递的参数，openType=launchApp 时有效
 *
 * @event {Function} select      点击ActionSheet列表项时触发
 * @event {Function} close      点击取消按钮时触发
 * @event {Function} getuserinfo  用户点击该按钮时，会返回获取到的用户信息，回调的 detail 数据与 wx.getUserInfo 返回的一致，openType="getUserInfo"时有效
 * @event {Function} contact    客服消息回调，openType="contact"时有效
 * @event {Function} getphonenumber  获取用户手机号回调，openType="getPhoneNumber"时有效
 * @event {Function} error      当使用开放能力时，发生错误的回调，openType="error"时有效
 * @event {Function} launchapp    打开 APP 成功的回调，openType="launchApp"时有效
 * @event {Function} opensetting  在打开授权设置页后回调，openType="openSetting"时有效
 * @example <u-action-sheet :actions="list" :title="title" :show="show"></u-action-sheet>
 */
export default {
  name: "u-action-sheet",
  // 一些props参数和methods方法，通过mixin混入，因为其他文件也会用到
  mixins: [openType, button, uni.$u.mixin, props],
  data() {
    return {}
  },
  computed: {
    // 操作项目的样式
    itemStyle() {
      return (index) => {
        let style = {};
        if (this.actions[index].color) style.color = this.actions[index].color
        if (this.actions[index].fontSize) style.fontSize = uni.$u.addUnit(this.actions[index].fontSize)
        // 选项被禁用的样式
        if (this.actions[index].disabled) style.color = '#c0c4cc'
        return style;
      }
    },
  },
  methods: {
    close() {
      // 允许点击遮罩关闭时，才发出close事件
      if (this.closeOnClickOverlay) {
        this.$emit('close')
      }
    },
    selectHandler(index) {
      const item = this.actions[index]
      if (item && !item.disabled && !item.loading) {
        this.$emit('select', item)
        if (this.closeOnClickAction) {
          this.$emit('close')
        }
      }
    },
  }
}
</script>

<style lang="scss" scoped>
@import "../../libs/css/components.scss";

$u-action-sheet-reset-button-width: 100% !default;
$u-action-sheet-title-font-size: 16px !default;
$u-action-sheet-title-padding: 12px 30px !default;
$u-action-sheet-title-color: $u-main-color !default;
$u-action-sheet-header-icon-wrap-right: 15px !default;
$u-action-sheet-header-icon-wrap-top: 15px !default;
$u-action-sheet-description-font-size: 13px !default;
$u-action-sheet-description-color: 14px !default;
$u-action-sheet-description-margin: 18px 15px !default;
$u-action-sheet-item-wrap-item-padding: 15px !default;
$u-action-sheet-item-wrap-name-font-size: 16px !default;
$u-action-sheet-item-wrap-subname-font-size: 13px !default;
$u-action-sheet-item-wrap-subname-color: #c0c4cc !default;
$u-action-sheet-item-wrap-subname-margin-top: 10px !default;
$u-action-sheet-cancel-text-font-size: 16px !default;
$u-action-sheet-cancel-text-color: $u-content-color !default;
$u-action-sheet-cancel-text-font-size: 15px !default;
$u-action-sheet-cancel-text-hover-background-color: rgb(242, 243, 245) !default;

.u-reset-button {
  width: $u-action-sheet-reset-button-width;
}

.u-action-sheet {
  text-align: center;

  &__header {
    position: relative;
    padding: $u-action-sheet-title-padding;

    &__title {
      font-size: $u-action-sheet-title-font-size;
      color: $u-action-sheet-title-color;
      font-weight: bold;
      text-align: center;
    }

    &__icon-wrap {
      position: absolute;
      right: $u-action-sheet-header-icon-wrap-right;
      top: $u-action-sheet-header-icon-wrap-top;
    }
  }

  &__description {
    font-size: $u-action-sheet-description-font-size;
    color: $u-tips-color;
    margin: $u-action-sheet-description-margin;
    text-align: center;
  }

  &__item-wrap {

    &__item {
      padding: $u-action-sheet-item-wrap-item-padding;
      @include flex;
      align-items: center;
      justify-content: center;
      flex-direction: column;

      &__name {
        font-size: $u-action-sheet-item-wrap-name-font-size;
        color: $u-main-color;
        text-align: center;
      }

      &__subname {
        font-size: $u-action-sheet-item-wrap-subname-font-size;
        color: $u-action-sheet-item-wrap-subname-color;
        margin-top: $u-action-sheet-item-wrap-subname-margin-top;
        text-align: center;
      }
    }
  }

  &__cancel-text {
    font-size: $u-action-sheet-cancel-text-font-size;
    color: $u-action-sheet-cancel-text-color;
    text-align: center;
    padding: $u-action-sheet-cancel-text-font-size;
  }

  &--hover {
    background-color: $u-action-sheet-cancel-text-hover-background-color;
  }
}
</style>