uni-drawer.vue
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<template>
<view v-if="visibleSync" :class="{ 'uni-drawer--visible': showDrawer }" class="uni-drawer" @touchmove.stop.prevent="clear">
<view class="uni-drawer__mask" :class="{ 'uni-drawer__mask--visible': showDrawer && mask }" @tap="close('mask')" />
<view class="uni-drawer__content" :class="{'uni-drawer--right': rightMode,'uni-drawer--left': !rightMode, 'uni-drawer__content--visible': showDrawer}" :style="{width:drawerWidth+'px'}">
<slot />
</view>
</view>
</template>
<script>
/**
* Drawer 抽屉
* @description 抽屉侧滑菜单
* @tutorial https://ext.dcloud.net.cn/plugin?id=26
* @property {Boolean} mask = [true | false] 是否显示遮罩
* @property {Boolean} maskClick = [true | false] 点击遮罩是否关闭
* @property {Boolean} mode = [left | right] Drawer 滑出位置
* @value left 从左侧滑出
* @value right 从右侧侧滑出
* @property {Number} width 抽屉的宽度 ，仅 vue 页面生效
* @event {Function} close 组件关闭时触发事件
*/
export default {
name: 'UniDrawer',
props: {
/**
* 显示模式（左、右），只在初始化生效
*/
mode: {
type: String,
default: ''
},
/**
* 蒙层显示状态
*/
mask: {
type: Boolean,
default: true
},
/**
* 遮罩是否可点击关闭
*/
maskClick:{
type: Boolean,
default: true
},
/**
* 抽屉宽度
*/
width: {
type: Number,
default: 220
}
},
data() {
return {
visibleSync: false,
showDrawer: false,
rightMode: false,
watchTimer: null,
drawerWidth: 220
}
},
created() {
// #ifndef APP-NVUE
this.drawerWidth = this.width
// #endif
this.rightMode = this.mode === 'right'
},
methods: {
clear(){},
close(type) {
// fixed by mehaotian 抽屉尚未完全关闭或遮罩禁止点击时不触发以下逻辑
if((type === 'mask' && !this.maskClick) || !this.visibleSync) return
this._change('showDrawer', 'visibleSync', false)
},
open() {
// fixed by mehaotian 处理重复点击打开的事件
if(this.visibleSync) return
this._change('visibleSync', 'showDrawer', true)
},
_change(param1, param2, status) {
this[param1] = status
if (this.watchTimer) {
clearTimeout(this.watchTimer)
}
this.watchTimer = setTimeout(() => {
this[param2] = status
this.$emit('change',status)
}, status ? 50 : 300)
}
}
}
</script>
<style lang="scss" scoped>
// 抽屉宽度
$drawer-width: 220px;
.uni-drawer {
/* #ifndef APP-NVUE */
display: block;
/* #endif */
position: fixed;
top: 0;
left: 0;
right: 0;
bottom: 0;
overflow: hidden;
z-index: 999;
}
.uni-drawer__content {
/* #ifndef APP-NVUE */
display: block;
/* #endif */
position: absolute;
top: 0;
width: $drawer-width;
bottom: 0;
background-color: $uni-bg-color;
transition: transform 0.3s ease;
}
.uni-drawer--left {
left: 0;
/* #ifdef APP-NVUE */
transform: translateX(-$drawer-width);
/* #endif */
/* #ifndef APP-NVUE */
transform: translateX(-100%);
/* #endif */
}
.uni-drawer--right {
right: 0;
/* #ifdef APP-NVUE */
transform: translateX($drawer-width);
/* #endif */
/* #ifndef APP-NVUE */
transform: translateX(100%);
/* #endif */
}
.uni-drawer__content--visible {
transform: translateX(0px);
}
.uni-drawer__mask {
/* #ifndef APP-NVUE */
display: block;
/* #endif */
opacity: 0;
position: absolute;
top: 0;
left: 0;
bottom: 0;
right: 0;
background-color: $uni-bg-color-mask;
transition: opacity 0.3s;
}
.uni-drawer__mask--visible {
/* #ifndef APP-NVUE */
display: block;
/* #endif */
opacity: 1;
}
</style>