tui-tree-node.vue
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<template>
<view class="tui-tree__node">
<view class="tui-tree__label" @tap="handleClick">
<view class="tui-treeview__triangle" :class="{'tui-triangle__90deg':!collapsed}"
v-if="node.children && node.children.length > 0 && triangle"></view>
<template v-if="node.src">
<image class="tui-tree__icon" mode="widthFix" :src="node.src" :class="{'tui-treeview__icon-hidden':!collapsed}">
</image>
</template>
<template v-if="node.activeSrc">
<image class="tui-tree__icon" mode="widthFix" :src="node.activeSrc" :class="{'tui-treeview__icon-hidden':collapsed}">
</image>
</template>
<text>{{ node.text }}</text>
</view>
<template v-if="node.children && node.children.length > 0">
<view class="tui-tree__children" v-show="!collapsed">
<tui-tree-node v-for="(item,index) in node.children" :key="index" :node="item"
:collapsible="collapsible" :triangle="triangle" @click="nodeClick"></tui-tree-node>
</view>
</template>
</view>
</template>
<script>
//如果未开启easycom模式，请自行引入tui-tree-node组件
export default {
name: "tui-tree-node",
emits: ['click'],
options: {
// #ifdef MP-WEIXIN
addGlobalClass: true,
// #endif
virtualHost: true
},
props: {
node: {
type: Object,
default () {
return {}
}
},
//是否可折叠
collapsible: {
type: Boolean,
default: true
},
//是否显示三角箭头
triangle: {
type: Boolean,
default: true
}
},
watch: {
node(val) {
if (val.collapsed !== this.collapsed && this.node.children && this.node.children.length > 0) {
this.collapsed = val.collapsed;
}
}
},
created() {
if (this.node.collapsed === false) {
this.collapsed = false;
}
},
data() {
return {
collapsed: true
};
},
methods: {
handleClick: function(e) {
if (this.collapsible && this.node.children && this.node.children.length > 0) {
this.collapsed = !this.collapsed
}
this.$emit('click', this.node)
},
nodeClick: function(e) {
this.$emit('click', e)
}
}
}
</script>
<style scoped>
.tui-tree__node {
box-sizing: border-box;
}
.tui-tree__label {
display: inline-flex;
align-items: center;
padding: var(--tui-treeview-label-padding, 10px 15px);
position: relative;
border: var(--tui-treeview-label-border, 0);
margin: var(--tui-treeview-label-margin, 0);
border-radius: var(--tui-treeview-label-radius, 0);
background-color: var(--tui-treeview-label-bgcolor, transparent);
color: var(--tui-treeview-label-color, #000);
font-size: var(--tui-treeview-label-size, 15px);
/* #ifdef H5 */
cursor: pointer;
/* #endif */
-webkit-backface-visibility: hidden;
backface-visibility: hidden;
-webkit-font-smoothing: antialiased;
}
.tui-tree__icon {
width: var(--tui-treeview-icon-width, 20px);
height: var(--tui-treeview-icon-height, 20px);
margin-right: var(--tui-treeview-icon-mr, 8px);
flex-shrink: 0;
-webkit-backface-visibility: hidden;
backface-visibility: hidden;
-webkit-font-smoothing: antialiased;
/* transition: all 0.3s; */
display: block;
}
.tui-tree__children {
padding-left: var(--tui-treeview-children-pl, 30px);
position: relative;
}
.tui-treeview__triangle {
width: 0;
height: 0;
border-top: var(--tui-treeview-triangle-bt, 6px) solid transparent;
border-bottom: var(--tui-treeview-triangle-bt, 6px) solid transparent;
border-left: var(--tui-treeview-triangle-bl, 8px) solid #000000;
margin-right: var(--tui-treeview-triangle-mr, 10px);
transition: transform 0.3s;
flex-shrink: 0;
}
.tui-triangle__90deg {
transform: rotate(90deg) translate3d(0, 0, 0);
}
.tui-treeview__icon-hidden{
opacity: 0;
visibility: hidden;
display: none;
}
</style>