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436 lines
11 KiB
436 lines
11 KiB
<template> |
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<view ref="node" |
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name="LyTreeNode" |
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v-show="node.visible" |
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class="ly-tree-node" |
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:class="{ |
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'is-expanded': expanded, |
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'is-hidden': !node.visible, |
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'is-checked': !node.disabled && node.checked |
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}" |
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role="treeitem" |
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@tap.stop="handleClick" > |
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<view class="ly-tree-node__content" |
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:class="{ |
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'is-current': node.isCurrent && highlightCurrent |
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}" |
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:style="{ |
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'padding-left': (node.level - 1) * indent + 'px' |
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}"> |
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<!-- 左边三角图标 --> |
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<text |
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@tap.stop="handleExpandIconClick" |
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:class="[ |
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{ |
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'is-leaf': node.isLeaf, |
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expanded: !node.isLeaf && node.expanded |
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}, |
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'ly-tree-node__expand-icon', |
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iconClass ? iconClass : 'ly-iconfont ly-icon-caret-right' |
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]"> |
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</text> |
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<!-- 勾选 --> |
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<ly-checkbox v-if="checkboxVisible || radioVisible" |
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:type="checkboxVisible ? 'checkbox' : 'radio'" |
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:checked="node.checked" |
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:indeterminate="node.indeterminate" |
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:disabled="!!node.disabled" |
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@check="handleCheckChange(!node.checked)"/> |
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<!-- 文字左边，三角的右边，写在本行 --> |
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<text v-if="node.loading" |
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class="ly-tree-node__loading-icon ly-iconfont ly-icon-loading"> |
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</text> |
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|
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<template v-if="node.icon && node.icon.length > 0"> |
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<image |
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v-if="node.icon.indexOf('/') !== -1" |
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class="ly-tree-node__icon" |
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mode="widthFix" |
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:src="node.icon" |
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@error="handleImageError" |
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> |
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</image> |
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<text v-else |
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class="ly-tree-node__icon" |
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:class="node.icon"> |
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</text> |
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</template> |
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<!-- 文字所在 --> |
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<view class="ly-tree-node__label df"> |
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{{node.label}} |
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<!-- <image v-if="node.account" style="width: 20rpx;height: 20rpx;" src="../../static/img/aboutUs.png" width="15rpx" height="15rpx" mode=""></image> --> |
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</view> |
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</view> |
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|
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<view v-if="!renderAfterExpand || childNodeRendered" |
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v-show="expanded" |
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class="ly-tree-node__children" |
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role="group"> |
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<ly-tree-node v-for="cNodeId in node.childNodesId" |
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:nodeId="cNodeId" |
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:render-after-expand="renderAfterExpand" |
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:show-checkbox="showCheckbox" |
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:show-radio="showRadio" |
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:check-only-leaf="checkOnlyLeaf" |
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:key="getNodeKey(cNodeId)" |
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:indent="indent" |
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:icon-class="iconClass"> |
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</ly-tree-node> |
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</view> |
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</view> |
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</template> |
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|
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<script> |
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import {getNodeKey} from './tool/util.js'; |
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import lyCheckbox from './components/ly-checkbox.vue'; |
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|
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export default { |
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name: 'LyTreeNode', |
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|
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componentName: 'LyTreeNode', |
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|
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components: { |
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lyCheckbox |
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}, |
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props: { |
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nodeId: [Number, String], |
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renderAfterExpand: { |
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type: Boolean, |
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default: true |
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}, |
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checkOnlyLeaf: { |
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type: Boolean, |
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default: false |
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}, |
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showCheckbox: { |
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type: Boolean, |
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default: false |
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}, |
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showRadio: { |
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type: Boolean, |
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default: false |
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}, |
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indent: Number, |
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iconClass: String |
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}, |
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|
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data() { |
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return { |
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node: { |
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indeterminate: false, |
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checked: false, |
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expanded: false |
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}, |
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expanded: false, |
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childNodeRendered: false, |
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oldChecked: null, |
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oldIndeterminate: null, |
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highlightCurrent: false |
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}; |
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}, |
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inject: ['tree'], |
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computed: { |
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checkboxVisible() { |
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if (this.checkOnlyLeaf) { |
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return this.showCheckbox && this.node.isLeaf; |
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} |
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|
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return this.showCheckbox; |
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}, |
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radioVisible() { |
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if (this.checkOnlyLeaf) { |
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return this.showRadio && this.node.isLeaf; |
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} |
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|
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return this.showRadio; |
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} |
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}, |
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watch: { |
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'node.indeterminate'(val) { |
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this.handleSelectChange(this.node.checked, val); |
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}, |
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'node.checked'(val) { |
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this.handleSelectChange(val, this.node.indeterminate); |
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}, |
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'node.expanded'(val) { |
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this.$nextTick(() => this.expanded = val); |
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if (val) { |
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this.childNodeRendered = true; |
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} |
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} |
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}, |
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|
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methods: { |
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getNodeKey(nodeId) { |
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let node = this.tree.store.root.getChildNodes([nodeId])[0]; |
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return getNodeKey(this.tree.nodeKey, node.data); |
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}, |
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handleSelectChange(checked, indeterminate) { |
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if (this.oldChecked !== checked && this.oldIndeterminate !== indeterminate) { |
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if (this.checkOnlyLeaf && !this.node.isLeaf) return; |
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if (this.checkboxVisible) { |
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const allNodes = this.tree.store._getAllNodes(); |
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this.tree.$emit('check-change', { |
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checked, |
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indeterminate, |
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node: this.node, |
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data: this.node.data, |
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checkedall: allNodes.every(item => item.checked) |
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}); |
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} else { |
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this.tree.$emit('radio-change', { |
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checked, |
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node: this.node, |
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data: this.node.data, |
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checkedall: false |
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}); |
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} |
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} |
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if (!this.expanded && this.tree.expandOnCheckNode && checked) { |
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this.handleExpandIconClick(); |
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} |
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this.oldChecked = checked; |
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this.indeterminate = indeterminate; |
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}, |
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handleClick() { |
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this.tree.store.setCurrentNode(this.node); |
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this.tree.$emit('current-change', { |
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node: this.node, |
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data: this.tree.store.currentNode ? this.tree.store.currentNode.data : null, |
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currentNode: this.tree.store.currentNode |
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}); |
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this.tree.currentNode = this.node; |
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if (this.tree.expandOnClickNode) { |
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this.handleExpandIconClick(); |
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} |
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if (this.tree.checkOnClickNode && !this.node.disabled) { |
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(this.checkboxVisible || this.radioVisible) && this.handleCheckChange(!this.node.checked); |
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} |
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this.tree.$emit('node-click', this.node); |
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}, |
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handleExpandIconClick() { |
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if (this.node.isLeaf) return; |
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if (this.expanded) { |
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this.tree.$emit('node-collapse', this.node); |
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this.node.collapse(); |
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} else { |
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this.node.expand(); |
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this.tree.$emit('node-expand', this.node); |
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if (this.tree.accordion) { |
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uni.$emit(`${this.tree.elId}-tree-node-expand`, this.node); |
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} |
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} |
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}, |
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handleCheckChange(checked) { |
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if (this.node.disabled) return; |
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if (this.checkboxVisible) { |
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this.node.setChecked(checked, !(this.tree.checkStrictly || this.checkOnlyLeaf)); |
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} else { |
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this.node.setRadioChecked(checked); |
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} |
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this.$nextTick(() => { |
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this.tree.$emit('check', { |
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node: this.node, |
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data: this.node.data, |
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checkedNodes: this.tree.store.getCheckedNodes(), |
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checkedKeys: this.tree.store.getCheckedKeys(), |
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halfCheckedNodes: this.tree.store.getHalfCheckedNodes(), |
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halfCheckedKeys: this.tree.store.getHalfCheckedKeys() |
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}); |
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}); |
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}, |
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handleImageError() { |
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this.node.icon = this.tree.defaultNodeIcon; |
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} |
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}, |
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created() { |
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if (!this.tree) { |
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throw new Error('Can not find node\'s tree.'); |
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} |
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this.node = this.tree.store.nodesMap[this.nodeId]; |
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this.highlightCurrent = this.tree.highlightCurrent; |
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if (this.node.expanded) { |
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this.expanded = true; |
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this.childNodeRendered = true; |
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} |
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const props = this.tree.props || {}; |
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const childrenKey = props['children'] || 'children'; |
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this.$watch(`node.data.${childrenKey}`, () => { |
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this.node.updateChildren(); |
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}); |
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if (this.tree.accordion) { |
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uni.$on(`${this.tree.elId}-tree-node-expand`, node => { |
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if (this.node.id !== node.id && this.node.level === node.level) { |
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this.node.collapse(); |
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} |
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}); |
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} |
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}, |
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beforeDestroy() { |
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this.$parent = null; |
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} |
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}; |
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</script> |
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<style> |
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.ly-tree-node { |
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white-space: nowrap; |
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outline: 0 |
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} |
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.ly-tree-node__content { |
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display: flex; |
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align-items: center; |
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height: 70rpx; |
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} |
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.ly-tree-node__content.is-current { |
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background-color: #F5F7FA; |
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} |
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.ly-tree-node__content>.ly-tree-node__expand-icon { |
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padding: 12rpx; |
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} |
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.ly-tree-node__checkbox { |
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display: flex; |
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margin-right: 16rpx; |
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width: 40rpx; |
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height: 40rpx; |
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} |
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.ly-tree-node__checkbox>image { |
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width: 40rpx; |
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height: 40rpx; |
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} |
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.ly-tree-node__expand-icon { |
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color: #C0C4CC; |
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font-size: 28rpx; |
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-webkit-transform: rotate(0); |
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transform: rotate(0); |
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-webkit-transition: -webkit-transform .3s ease-in-out; |
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transition: -webkit-transform .3s ease-in-out; |
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transition: transform .3s ease-in-out; |
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transition: transform .3s ease-in-out, -webkit-transform .3s ease-in-out |
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} |
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.ly-tree-node__expand-icon.expanded { |
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-webkit-transform: rotate(90deg); |
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transform: rotate(90deg) |
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} |
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.ly-tree-node__expand-icon.is-leaf { |
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color: transparent; |
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} |
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.ly-tree-node__icon { |
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width: 34rpx; |
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height: 34rpx; |
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overflow: hidden; |
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margin-right: 16rpx; |
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} |
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.ly-tree-node__label { |
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font-size: 28rpx |
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} |
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.ly-tree-node__loading-icon { |
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margin-right: 16rpx; |
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font-size: 28rpx; |
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color: #C0C4CC; |
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-webkit-animation: rotating 2s linear infinite; |
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animation: rotating 2s linear infinite |
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} |
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.ly-tree-node>.ly-tree-node__children { |
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overflow: hidden; |
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background-color: transparent |
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} |
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.ly-tree-node>.ly-tree-node__children.collapse-transition { |
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transition: height .3s ease-in-out; |
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} |
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.ly-tree-node.is-expanded>.ly-tree-node__children { |
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display: block |
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} |
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.ly-tree-node_collapse { |
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overflow: hidden; |
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padding-top: 0; |
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padding-bottom: 0; |
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} |
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/* lyTree-end */ |
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|
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/* iconfont-start */ |
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@font-face { |
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font-family: "ly-iconfont"; |
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src: url('data:application/x-font-woff2;charset=utf-8;base64,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') format('woff2'); |
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} |
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.ly-iconfont { |
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font-family: "ly-iconfont" !important; |
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font-size: 30rpx; |
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font-style: normal; |
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-webkit-font-smoothing: antialiased; |
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-moz-osx-font-smoothing: grayscale; |
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} |
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.ly-icon-caret-right:before { |
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content: "\e8ee"; |
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} |
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.ly-icon-loading:before { |
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content: "\e657"; |
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} |
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/* iconfont-end */ |
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/* animate-start */ |
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@keyframes rotating { |
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0% { |
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-webkit-transform: rotateZ(0); |
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transform: rotateZ(0) |
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} |
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100% { |
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-webkit-transform: rotateZ(360deg); |
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transform: rotateZ(360deg) |
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} |
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} |
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/* animate-end */ |
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.df{ |
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display: flex; |
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justify-content: space-between; |
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/* .image{ |
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width: 15rpx; |
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height: 15rpx; |
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} */ |
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} |
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</style> |