mrr.sj.front/components/popup-picker/popup-picker.vue

<template>
  <view class="popup-picker" v-if="show">
    <!-- 遮罩层 -->
    <view class="popup-mask" v-if="show" :class="{ show: show }" @click="handleClose"></view>
    
    <!-- 选择器内容 -->
    <view class="popup-content" :class="{ show: show }">
      <!-- 头部 -->
      <view class="popup-header">
        <text class="cancel" @click="handleClose">取消</text>
        <text class="title">{{title}}</text>
        <text class="confirm" @click="handleConfirm">确定</text>
      </view>
      
      <!-- 选择器 -->
      <picker-view 
        :value="currentValue"
        @change="handleChange"
        class="picker-view"
      >
        <picker-view-column v-for="(column, index) in columns" :key="index">
          <view 
            class="picker-item" 
            v-for="(item, itemIndex) in column" 
            :key="item.id"
          >
            {{item[labelKey] || item.title}}
          </view>
        </picker-view-column>
      </picker-view>
    </view>
  </view>
</template>

<script>
export default {
  name: 'PopupPicker',
  props: {
    // 是否显示
    show: {
      type: Boolean,
      default: false
    },
    // 标题
    title: {
      type: String,
      default: '请选择'
    },
    // 选项数据
    columns: {
      type: Array,
      default: () => []
    },
    // 当前选中的值
    value: {
      type: Array,
      default: () => []
    },
    // 选项的标签字段
    labelKey: {
      type: String,
      default: 'label'
    }
  },
  data() {
    return {
      currentValue: this.value
    }
  },
  watch: {
    value: {
      handler(val) {
        this.currentValue = val
      },
      immediate: true
    }
  },
  methods: {
    // 处理选择变化
    handleChange(e) {
      this.currentValue = e.detail.value;
    },
    
    // 处理关闭
    handleClose() {
      this.$emit('close')
	  setTimeout(() => {
	    this.show = false
	  }, 300)
    },
    
    // 处理确认
    handleConfirm() {
      const selectedItems = this.currentValue.map((value, index) => {
        const column = this.columns[index]
        return column[value]
      })
      this.$emit('confirm', {
        value: this.currentValue,
        items: selectedItems
      })
      this.handleClose()
    }
  }
}
</script>

<style>
.popup-picker {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
}

/* 遮罩层 */
.popup-mask {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.popup-mask.show {
  opacity: 1;
}

/* 内容区 */
.popup-content {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #FFFFFF;
  border-radius: 24rpx 24rpx 0 0;
  transform: translateY(-100%);
  opacity: 0;
  transition: all 0.3s ease;
  visibility: hidden;
}

.popup-content.show {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

/* 头部 */
.popup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 88rpx;
  padding: 0 32rpx;
  border-bottom: 1rpx solid #EEEEEE;
}

.cancel {
  font-size: 32rpx;
  color: #999999;
}

.title {
  font-size: 32rpx;
  color: #333333;
  font-weight: 500;
}

.confirm {
  font-size: 32rpx;
  color: #4080FF;
}

/* 选择器 */
.picker-view {
  width: 100%;
  height: 480rpx;
}

.picker-item {
  line-height: 68rpx;
  text-align: center;
  font-size: 32rpx;
  color: #333333;
}

/* 平台适配 */
/* #ifdef H5 */
.popup-content {
  padding-bottom: env(safe-area-inset-bottom);
}
/* #endif */

/* #ifdef MP-WEIXIN */
.popup-content {
  padding-bottom: constant(safe-area-inset-bottom);
  padding-bottom: env(safe-area-inset-bottom);
}
/* #endif */
</style>