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Vue

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<template>
<view class="tui-swipeout-wrap" :style="{ backgroundColor: backgroundColor }">
<view class="tui-swipeout-item" :class="[isShowBtn ? 'swipe-action-show' : '']"
:style="{ transform: 'translate(' + position.pageX + 'px,0)' }">
<view class="tui-swipeout-content" @touchstart="handlerTouchstart"
@touchmove="handlerTouchmove" @touchend="handlerTouchend" @mousedown="handlerTouchstart"
@mousemove="handlerTouchmove" @mouseup="handlerTouchend">
<slot name="content"></slot>
</view>
<view class="tui-swipeout-button-right-group" v-if="actions.length > 0" @touchend.stop="loop">
<view class="tui-swipeout-button-right-item" v-for="(item, index) in actions" :key="index"
:style="{ backgroundColor: item.background || '#f7f7f7', color: item.color, width: item.width + 'px' }"
:data-index="index" @tap="handlerButton">
<image :src="item.icon" v-if="item.icon"
:style="{ width: px(item.imgWidth), height: px(item.imgHeight) }"></image>
<text :style="{ fontSize: px(item.fontsize) }">{{ item.name }}</text>
</view>
</view>
<!--actions长度设置为0可直接传按钮进来-->
<view class="tui-swipeout-button-right-group" @touchend.stop="loop" @tap="handlerParentButton"
v-if="actions.length === 0" :style="{ width: operateWidth + 'px', right: '-' + operateWidth + 'px' }">
<slot name="button"></slot>
</view>
</view>
<view v-if="isShowBtn && showMask" class="swipe-action_mask" @tap.stop="closeButtonGroup"
@touchstart.stop.prevent="closeButtonGroup"></view>
</view>
</template>
<script>
export default {
name: 'tuiSwipeAction',
emits: ['click'],
props: {
// name: '删除',
// color: '#fff',
// fontsize: 32,//单位rpx
// width: 80, //单位px
// icon: 'like.png',//此处为图片地址
// background: '#ed3f14'
actions: {
type: Array,
default () {
return [];
}
},
//点击按钮时是否自动关闭
closable: {
type: Boolean,
default: true
},
//设为false可以滑动多行不关闭菜单
showMask: {
type: Boolean,
default: true
},
operateWidth: {
type: Number,
default: 80
},
params: {
type: Object,
default () {
return {};
}
},
//禁止滑动
forbid: {
type: Boolean,
default: false
},
//手动开关
open: {
type: Boolean,
default: false
},
//背景色
backgroundColor: {
type: String,
default: '#fff'
}
},
watch: {
actions(newValue, oldValue) {
this.updateButtonSize();
},
open(newValue) {
this.manualSwitch(newValue);
}
},
data() {
return {
//start position
tStart: {
pageX: 0,
pageY: 0
},
//限制滑动距离
limitMove: 0,
//move position
position: {
pageX: 0,
pageY: 0
},
isShowBtn: false,
move: false
};
},
mounted() {
this.updateButtonSize();
},
methods: {
swipeDirection(x1, x2, y1, y2) {
return Math.abs(x1 - x2) >= Math.abs(y1 - y2) ? (x1 - x2 > 0 ? 'Left' : 'Right') : y1 - y2 > 0 ? 'Up' :
'Down';
},
//阻止事件冒泡
loop() {
},
updateButtonSize() {
const actions = this.actions;
if (actions.length > 0) {
const query = uni.createSelectorQuery().in(this);
let limitMovePosition = 0;
actions.forEach(item => {
limitMovePosition += item.width || 0;
});
this.limitMove = limitMovePosition;
} else {
this.limitMove = this.operateWidth;
}
},
handlerTouchstart(event) {
if (this.forbid) return;
let touches = event.touches
if (touches && touches.length > 1) return;
this.move = true;
touches = touches ? event.touches[0] : {};
if (!touches || (touches.pageX === undefined && touches.pageY === undefined)) {
touches = {
pageX: event.pageX,
pageY: event.pageY
};
}
const tStart = this.tStart;
if (touches) {
for (let i in tStart) {
if (touches[i]) {
tStart[i] = touches[i];
}
}
}
},
swipper(touches) {
const start = this.tStart;
const spacing = {
pageX: touches.pageX - start.pageX,
pageY: touches.pageY - start.pageY
};
if (this.limitMove < Math.abs(spacing.pageX)) {
spacing.pageX = -this.limitMove;
}
this.position = spacing;
},
handlerTouchmove(event) {
if (this.forbid || !this.move) return;
const start = this.tStart;
let touches = event.touches ? event.touches[0] : {};
if (!touches || (touches.pageX === undefined && touches.pageY === undefined)) {
touches = {
pageX: event.pageX,
pageY: event.pageY
};
}
if (touches) {
const direction = this.swipeDirection(start.pageX, touches.pageX, start.pageY, touches.pageY);
if (direction === 'Left' && Math.abs(this.position.pageX) !== this.limitMove) {
this.swipper(touches);
}
}
},
handlerTouchend(event) {
if (this.forbid || !this.move) return;
this.move = false;
const start = this.tStart;
let touches = event.changedTouches ? event.changedTouches[0] : {};
if (!touches || (touches.pageX === undefined && touches.pageY === undefined)) {
touches = {
pageX: event.pageX,
pageY: event.pageY
};
}
if (touches) {
const direction = this.swipeDirection(start.pageX, touches.pageX, start.pageY, touches.pageY);
const spacing = {
pageX: touches.pageX - start.pageX,
pageY: touches.pageY - start.pageY
};
if (Math.abs(spacing.pageX) >= 40 && direction === 'Left') {
spacing.pageX = spacing.pageX < 0 ? -this.limitMove : this.limitMove;
this.isShowBtn = true;
} else {
spacing.pageX = 0;
}
if (spacing.pageX== 0) {
this.isShowBtn = false;
}
this.position = spacing;
}
},
handlerButton(event) {
if (this.closable) {
this.closeButtonGroup();
}
const dataset = event.currentTarget.dataset;
this.$emit('click', {
index: Number(dataset.index),
item: this.params
});
},
closeButtonGroup() {
this.position = {
pageX: 0,
pageY: 0
};
this.isShowBtn = false;
},
//控制自定义按钮菜单
handlerParentButton(event) {
if (this.closable) {
this.closeButtonGroup();
}
},
manualSwitch(isOpen) {
let x = 0;
if (isOpen) {
if (this.actions.length === 0) {
x = this.operateWidth;
} else {
let width = 0;
this.actions.forEach(item => {
width += item.width;
});
x = width;
}
}
this.position = {
pageX: -x,
pageY: 0
};
},
px(num) {
return uni.upx2px(num) + 'px';
}
}
};
</script>
<style scoped>
.tui-swipeout-wrap {
position: relative;
overflow: hidden;
}
.swipe-action-show {
position: relative;
z-index: 998;
}
.tui-swipeout-item {
width: 100%;
/* padding: 15px 20px; */
box-sizing: border-box;
transition: transform 0.2s ease;
font-size: 14px;
cursor: pointer;
}
.tui-swipeout-content {
white-space: nowrap;
overflow: hidden;
}
.tui-swipeout-button-right-group {
position: absolute;
right: -100%;
top: 0;
height: 100%;
z-index: 1;
width: 100%;
}
.tui-swipeout-button-right-item {
height: 100%;
float: left;
white-space: nowrap;
box-sizing: border-box;
display: flex;
align-items: center;
justify-content: center;
text-align: center;
}
.swipe-action_mask {
display: block;
opacity: 0;
position: fixed;
z-index: 997;
top: 0;
left: 0;
width: 100%;
height: 100%;
}
</style>