优化代码

This commit is contained in:
不做码农
2022-04-23 21:56:20 +08:00
parent fd28add423
commit b56e150bf3
6 changed files with 77 additions and 66 deletions
-1
View File
@@ -78,7 +78,6 @@ export default {
}
}
function handleCurrentChange(val) {
console.log(val)
emit("pagination", { page: val, limit: pageSize.value });
if (props.autoScroll) {
// scrollTo(0, 800);
+66 -51
View File
@@ -1,10 +1,28 @@
<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-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
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>
@@ -12,7 +30,7 @@
</template>
<script setup>
const { proxy } = getCurrentInstance();
const { proxy } = getCurrentInstance()
const props = defineProps({
/* 配置项 */
@@ -20,23 +38,23 @@ const props = defineProps({
type: Object,
default: () => {
return {
value: "id", // ID字段名
label: "label", // 显示名称
children: "children", // 子级字段名
};
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;
return false
},
},
/**当前双向数据绑定的值 */
value: {
type: [String, Number],
default: "",
default: '',
},
/**当前的数据 */
options: {
@@ -46,76 +64,73 @@ const props = defineProps({
/**输入框内部的文字 */
placeholder: {
type: String,
default: "",
default: '',
},
});
})
const emit = defineEmits(["update:value"]);
const emit = defineEmits(['update:value'])
const valueId = computed({
get: () => props.value,
set: (val) => {
emit("update:value", val);
emit('update:value', val)
},
});
const valueTitle = ref("");
const defaultExpandedKey = ref([]);
})
const valueTitle = ref('')
const defaultExpandedKey = ref([])
function initHandle() {
nextTick(() => {
const selectedValue = valueId.value;
if (
selectedValue &&
selectedValue !== null &&
typeof selectedValue !== "undefined"
) {
const node = proxy.$refs.selectTree.getNode(selectedValue);
const selectedValue = valueId.value
console.log('selectedValue=' + selectedValue)
if (selectedValue && selectedValue !== null && typeof selectedValue !== 'undefined') {
const node = proxy.$refs.selectTree.getNode(selectedValue)
if (node) {
valueTitle.value = node.data[props.objMap.label];
proxy.$refs.selectTree.setCurrentKey(selectedValue); // 设置默认选中
defaultExpandedKey.value = [selectedValue]; // 设置默认展开
valueTitle.value = node.data[props.objMap.label]
proxy.$refs.selectTree.setCurrentKey(selectedValue) // 设置默认选中
defaultExpandedKey.value = [selectedValue] // 设置默认展开
}
} else {
clearHandle();
// clearHandle()
}
});
})
}
function handleNodeClick(node) {
valueTitle.value = node[props.objMap.label];
valueId.value = node[props.objMap.value];
defaultExpandedKey.value = [];
proxy.$refs.treeSelect.blur();
selectFilterData("");
valueTitle.value = node[props.objMap.label]
valueId.value = node[props.objMap.value]
defaultExpandedKey.value = []
proxy.$refs.treeSelect.blur()
selectFilterData('')
}
function selectFilterData(val) {
proxy.$refs.selectTree.filter(val);
proxy.$refs.selectTree.filter(val)
}
function filterNode(value, data) {
if (!value) return true;
return data[props.objMap["label"]].indexOf(value) !== -1;
if (!value) return true
return data[props.objMap['label']].indexOf(value) !== -1
}
function clearHandle() {
valueTitle.value = "";
valueId.value = "";
defaultExpandedKey.value = [];
clearSelected();
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"));
const allNode = document.querySelectorAll('#tree-option .el-tree-node')
allNode.forEach((element) => element.classList.remove('is-current'))
}
onMounted(() => {
initHandle();
});
initHandle()
})
watch(valueId, () => {
initHandle();
});
initHandle()
})
</script>
<style lang='scss' scoped>
@import "@/assets/styles/variables.module.scss";
<style lang="scss" scoped>
@import '@/assets/styles/variables.module.scss';
.el-scrollbar .el-scrollbar__view .el-select-dropdown__item {
padding: 0;
background-color: #fff;
@@ -139,4 +154,4 @@ ul li .el-tree .el-tree-node__content {
background-color: mix(#fff, $--color-primary, 90%);
color: $--color-primary;
}
</style>
</style>