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