ruoyi

2021-11-30 09:55:37 +08:00
parent aa35fd00da
commit a4656c6154
236 changed files with 16070 additions and 1 deletions
--- a/src/components/TreeSelect/index.vue
+++ b/src/components/TreeSelect/index.vue
@ -0,0 +1,154 @@
+<template>
+  <div class="el-tree-select">
+    <el-select
+      style="width: 100%"
+      v-model="valueId"
+      ref="treeSelect"
+      :filterable="true"
+      :clearable="true"
+      @clear="clearHandle"
+      :filter-method="selectFilterData"
+      :placeholder="placeholder"
+    >
+      <el-option :value="valueId" :label="valueTitle">
+        <el-tree
+          id="tree-option"
+          ref="selectTree"
+          :accordion="accordion"
+          :data="options"
+          :props="objMap"
+          :node-key="objMap.value"
+          :expand-on-click-node="false"
+          :default-expanded-keys="defaultExpandedKey"
+          :filter-node-method="filterNode"
+          @node-click="handleNodeClick"
+        ></el-tree>
+      </el-option>
+    </el-select>
+  </div>
+</template>
+
+<script setup>
+
+const { proxy } = getCurrentInstance();
+
+const props = defineProps({
+  /* 配置项 */
+  objMap: {
+    type: Object,
+    default: () => {
+      return {
+        value: 'id', // ID字段名
+        label: 'label', // 显示名称
+        children: 'children' // 子级字段名
+      }
+    }
+  },
+  /* 自动收起 */
+  accordion: {
+    type: Boolean,
+    default: () => {
+      return false
+    }
+  },
+  /**当前双向数据绑定的值 */
+  value: {
+    type: [String, Number],
+    default: ''
+  },
+  /**当前的数据 */
+  options: {
+    type: Array,
+    default: () => []
+  },
+  /**输入框内部的文字 */
+  placeholder: {
+    type: String,
+    default: ''
+  }
+})
+
+const emit = defineEmits(['update:value']);
+
+const valueId = computed({
+  get: () => props.value,
+  set: (val) => {
+    emit('update:value', val)
+  }
+});
+const valueTitle = ref('');
+const defaultExpandedKey = ref([]);
+
+function initHandle() {
+  nextTick(() => {
+    const selectedValue = valueId.value;
+    if(selectedValue !== null && typeof (selectedValue) !== "undefined"){
+      const node = proxy.$refs.selectTree.getNode(selectedValue)
+      if (node) {
+        valueTitle.value = node.data[props.objMap.label]
+        proxy.$refs.selectTree.setCurrentKey(selectedValue) // 设置默认选中
+        defaultExpandedKey.value = [selectedValue] // 设置默认展开
+      }
+    }
+  })
+}
+function handleNodeClick(node) {
+  valueTitle.value = node[props.objMap.label]
+  valueId.value = node[props.objMap.value];
+  defaultExpandedKey.value = [];
+  proxy.$refs.treeSelect.blur()
+  selectFilterData('')
+}
+function selectFilterData(val) {
+  proxy.$refs.selectTree.filter(val)
+}
+function filterNode(value, data) {
+  if (!value) return true
+  return data[props.objMap['label']].indexOf(value) !== -1
+}
+function clearHandle() {
+  valueTitle.value = ''
+  valueId.value = ''
+  defaultExpandedKey.value = [];
+  clearSelected()
+}
+function clearSelected() {
+  const allNode = document.querySelectorAll('#tree-option .el-tree-node')
+  allNode.forEach((element) => element.classList.remove('is-current'))
+}
+
+onMounted(() => {
+  initHandle()
+})
+
+watch(valueId, () => {
+  initHandle();
+})
+</script>
+
+<style lang='scss' scoped>
+@import "@/assets/styles/variables.module.scss";
+.el-scrollbar .el-scrollbar__view .el-select-dropdown__item {
+  padding: 0;
+  background-color: #fff;
+  height: auto;
+}
+
+.el-select-dropdown__item.selected {
+  font-weight: normal;
+}
+
+ul li  .el-tree .el-tree-node__content {
+  height: auto;
+  padding: 0 20px;
+  box-sizing: border-box;
+}
+
+:deep(.el-tree-node__content:hover),
+:deep(.el-tree-node__content:active),
+:deep(.is-current > div:first-child),
+:deep(.el-tree-node__content:focus) {
+  background-color: mix(#fff, $--color-primary, 90%);
+  color: $--color-primary;
+}
+</style>