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@@ -1,10 +1,28 @@
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<template>
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<div class="el-tree-select">
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<el-select style="width: 100%" v-model="valueId" ref="treeSelect" :filterable="true" :clearable="true" @clear="clearHandle"
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:filter-method="selectFilterData" :placeholder="placeholder">
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<el-select
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style="width: 100%"
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v-model="valueId"
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ref="treeSelect"
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:filterable="true"
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:clearable="true"
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@clear="clearHandle"
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:filter-method="selectFilterData"
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:placeholder="placeholder"
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>
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<el-option :value="valueId" :label="valueTitle">
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<el-tree id="tree-option" ref="selectTree" :accordion="accordion" :data="options" :props="objMap" :node-key="objMap.value"
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:expand-on-click-node="false" :default-expanded-keys="defaultExpandedKey" :filter-node-method="filterNode" @node-click="handleNodeClick">
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<el-tree
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id="tree-option"
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ref="selectTree"
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:accordion="accordion"
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:data="options"
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:props="objMap"
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:node-key="objMap.value"
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:expand-on-click-node="false"
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:default-expanded-keys="defaultExpandedKey"
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:filter-node-method="filterNode"
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@node-click="handleNodeClick"
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>
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</el-tree>
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</el-option>
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</el-select>
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@@ -12,7 +30,7 @@
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</template>
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<script setup>
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const { proxy } = getCurrentInstance();
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const { proxy } = getCurrentInstance()
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const props = defineProps({
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/* 配置项 */
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@@ -20,23 +38,23 @@ const props = defineProps({
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type: Object,
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default: () => {
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return {
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value: "id", // ID字段名
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label: "label", // 显示名称
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children: "children", // 子级字段名
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};
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value: 'id', // ID字段名
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label: 'label', // 显示名称
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children: 'children', // 子级字段名
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}
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},
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},
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/* 自动收起 */
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accordion: {
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type: Boolean,
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default: () => {
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return false;
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return false
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},
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},
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/**当前双向数据绑定的值 */
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value: {
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type: [String, Number],
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default: "",
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default: '',
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},
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/**当前的数据 */
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options: {
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@@ -46,76 +64,73 @@ const props = defineProps({
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/**输入框内部的文字 */
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placeholder: {
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type: String,
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default: "",
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default: '',
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},
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});
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})
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const emit = defineEmits(["update:value"]);
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const emit = defineEmits(['update:value'])
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const valueId = computed({
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get: () => props.value,
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set: (val) => {
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emit("update:value", val);
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emit('update:value', val)
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},
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});
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const valueTitle = ref("");
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const defaultExpandedKey = ref([]);
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})
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const valueTitle = ref('')
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const defaultExpandedKey = ref([])
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function initHandle() {
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nextTick(() => {
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const selectedValue = valueId.value;
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if (
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selectedValue &&
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selectedValue !== null &&
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typeof selectedValue !== "undefined"
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) {
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const node = proxy.$refs.selectTree.getNode(selectedValue);
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const selectedValue = valueId.value
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console.log('selectedValue=' + selectedValue)
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if (selectedValue && selectedValue !== null && typeof selectedValue !== 'undefined') {
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const node = proxy.$refs.selectTree.getNode(selectedValue)
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if (node) {
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valueTitle.value = node.data[props.objMap.label];
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proxy.$refs.selectTree.setCurrentKey(selectedValue); // 设置默认选中
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defaultExpandedKey.value = [selectedValue]; // 设置默认展开
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valueTitle.value = node.data[props.objMap.label]
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proxy.$refs.selectTree.setCurrentKey(selectedValue) // 设置默认选中
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defaultExpandedKey.value = [selectedValue] // 设置默认展开
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}
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} else {
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clearHandle();
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// clearHandle()
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}
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});
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})
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}
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function handleNodeClick(node) {
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valueTitle.value = node[props.objMap.label];
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valueId.value = node[props.objMap.value];
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defaultExpandedKey.value = [];
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proxy.$refs.treeSelect.blur();
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selectFilterData("");
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valueTitle.value = node[props.objMap.label]
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valueId.value = node[props.objMap.value]
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defaultExpandedKey.value = []
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proxy.$refs.treeSelect.blur()
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selectFilterData('')
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}
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function selectFilterData(val) {
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proxy.$refs.selectTree.filter(val);
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proxy.$refs.selectTree.filter(val)
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}
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function filterNode(value, data) {
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if (!value) return true;
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return data[props.objMap["label"]].indexOf(value) !== -1;
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if (!value) return true
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return data[props.objMap['label']].indexOf(value) !== -1
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}
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function clearHandle() {
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valueTitle.value = "";
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valueId.value = "";
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defaultExpandedKey.value = [];
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clearSelected();
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valueTitle.value = ''
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valueId.value = ''
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defaultExpandedKey.value = []
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clearSelected()
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}
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function clearSelected() {
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const allNode = document.querySelectorAll("#tree-option .el-tree-node");
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allNode.forEach((element) => element.classList.remove("is-current"));
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const allNode = document.querySelectorAll('#tree-option .el-tree-node')
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allNode.forEach((element) => element.classList.remove('is-current'))
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}
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onMounted(() => {
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initHandle();
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});
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initHandle()
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})
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watch(valueId, () => {
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initHandle();
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});
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initHandle()
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})
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</script>
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<style lang='scss' scoped>
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@import "@/assets/styles/variables.module.scss";
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<style lang="scss" scoped>
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@import '@/assets/styles/variables.module.scss';
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.el-scrollbar .el-scrollbar__view .el-select-dropdown__item {
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padding: 0;
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background-color: #fff;
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@@ -139,4 +154,4 @@ ul li .el-tree .el-tree-node__content {
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background-color: mix(#fff, $--color-primary, 90%);
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color: $--color-primary;
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}
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</style>
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</style>
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