提交代码

src/components/MyComponents/Select/index.vue

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+
+<template>
+  <div class="Select-wrap" :style="{ width: width }">
+    <el-select :disabled="props.disabled" v-bind="$attrs" v-model="modelValue" @change="hanlderSelect" :popper-class="selectOption.length > 20 ? 'nation-select' : ''" :placeholder="placeholder">
+      <el-option v-for="item in dictEnum" :key="item.value" :label="item.zdmc || item.label" :value="item.dm || item.value">
+      </el-option>
+    </el-select>
+  </div>
+</template>
+<script setup>
+import { nextTick, onBeforeMount, ref } from "vue";
+const emits = defineEmits(["change"]); //子组件向父组件事件传递
+const props = defineProps({
+  //获取组件传值
+  placeholder: {
+    default: "请选择",
+    type: String
+  },
+  disabled:{
+    default: false,
+    type: Boolean
+  },
+  modelValue: {
+    default: "",
+    type: String
+  },
+  dictEnum: {
+    default: Array,
+    type: String
+  },
+  width: {
+    default: '100%',
+    type: String
+  }
+});
+const selectOption = ref([]);
+
+const hanlderSelect = (data) => {
+  emits("change", data);
+};
+</script>
+
+<style lang="scss" scoped>
+.Select-wrap {
+  ::v-deep .el-select {
+    width: 100%;
+  }
+}
+</style>