95 lines
2.4 KiB
Python
95 lines
2.4 KiB
Python
<template>
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<view class="u-demo">
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<view class="u-demo-wrap">
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<view class="u-demo-title">演示效果</view>
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<view class="u-demo-area">
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<view class="no-mode-here">
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选择节流或者防抖模式，点击按钮，将会执行回调并显示在下方：
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</view>
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<view class="u-demo-result-line" v-if="result.length">
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<view v-for="(item, index) in result" :key="index">{{(index >= 1) ? '-' : ''}}回调</view>
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</view>
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</view>
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</view>
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<view class="u-config-wrap">
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<view class="u-button" hover-class="u-button--hover" hover-stay-time="150" @tap="btnClick">
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点击触发
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</view>
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<view class="u-config-title u-border-bottom">
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参数配置
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</view>
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<view class="u-config-item">
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<view class="u-item-title">模式</view>
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<u-subsection vibrateShort :list="['节流', '防抖']" @change="modeChange"></u-subsection>
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</view>
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<view class="u-config-item">
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<view class="u-item-title">时间间隔</view>
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<u-subsection vibrateShort current="1" :list="['500ms', '1000ms', '2000ms']" @change="timeoutChange"></u-subsection>
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</view>
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<view class="u-config-item">
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<view class="u-item-title">执行时机</view>
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<u-subsection vibrateShort :list="['开始处', '结束处']" @change="immediateChange"></u-subsection>
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</view>
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</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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data() {
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return {
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result: [],
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timeout: 1000,
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immediate: true,
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mode: 'throttle'
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}
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},
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methods: {
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modeChange(index) {
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this.mode = index ? 'debouncd' : 'throttle';
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},
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timeoutChange(index) {
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this.timeout = [500, 1000, 2000][index];
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},
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immediateChange(index) {
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this.immediate = !index;
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},
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getResult() {
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if(this.result.length >= 6) this.result = [];
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this.result.push(0);
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},
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btnClick() {
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if(this.mode == 'throttle') {
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this.$u.throttle(this.getResult, this.timeout, this.immediate);
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} else {
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this.$u.debounce(this.getResult, this.timeout, this.immediate);
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}
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}
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}
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}
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</script>
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<style lang="scss" scoped>
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.u-button {
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margin-top: 50rpx;
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margin-bottom: 50rpx;
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display: flex;
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justify-content: center;
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align-items: center;
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height: 80rpx;
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border-radius: 6rpx;
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border: 1px solid $u-type-primary;
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color: $u-type-primary;
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}
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.u-button--hover {
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color: #fff;
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background-color: $u-type-primary;
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}
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.u-demo-result-line {
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display: flex;
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justify-content: center;
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}
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</style>
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