更新记录

1.0.1（2024-08-15） 下载此版本

修复某些环境下刷新或懒加载不重新渲染的问题，重新定义数据插槽为具名插槽

1.0.0（2024-05-29） 下载此版本

初始化

平台兼容性

BJL-waterfall 使用文档

组件介绍

轻量级简单易用的瀑布流组件，支持上拉加载，在移动端中自适应显示两列，在平板、iPad中自带显示三列；

使用插槽自定义自己的item子元素样式和显示的数据

属性说明

插槽

示例

<template>
    <view>
        <BJL-waterfall :data="dataArr" @clickItem='clickItem' @scrolltolower='scrolltolower' :styleData="styleData">
            <template #scrollItem="{ item,index }">
                <view class="card">
                    <view class="cover-cl-box">
                        <image class="cover-cl" :src="item.cover" mode="widthFix"></image>
                    </view>
                    <view class="txt-box">
                        <view class="txt-h">{{item.title}}</view>
                        <view class="txt-name">
                            <view class="name">
                                <image class="avatar" :src="item.avatar" mode="scaleToFill"></image>
                                <view class="name-n">{{item.name}}</view>
                            </view>
                            <view class="dz">{{index}}w+</view>
                        </view>
                    </view>
                </view>
            </template>
            <template #bottom>
                <view class="food-cl">加载更多...</view>
            </template>
        </BJL-waterfall>
    </view>
</template>

<script>
    export default {
        data() {
            return {
                dataArr: [ {
                    "title": "深夜激情下单xm5 ",
                    "name": "悲惨修狗",
                    "cover": "https://sns-webpic-qc.xhscdn.com/202405280915/b2fa5a20be7a7c8ec7517b98432f61bd/1040g2sg3132ouvoego6g5ol1q858cucp5ju9df0!nc_n_webp_mw_1",
                    "avatar": "https://sns-avatar-qc.xhscdn.com/avatar/62e8b6f7a31e6e6f8f2ded0e.jpg?imageView2/2/w/60/format/webp|imageMogr2/strip"
                }, {
                    "title": "坚持喝醪糟后的身体变化……",
                    "name": "柠檬味的YOU",
                    "cover": "https://sns-webpic-qc.xhscdn.com/202405280915/bd41e31299b56c9893d3556064e0270a/1040g2sg312jopj0egmc05no2ij308fd366j3nqo!nc_n_webp_mw_1",
                    "avatar": "https://sns-avatar-qc.xhscdn.com/avatar/5f0294c60000000001003da3.jpg?imageView2/2/w/60/format/webp|imageMogr2/strip"
                }, {
                    "title": "家人们，有四川南充的老乡吗？",
                    "name": "雾漫漫",
                    "cover": "https://sns-webpic-qc.xhscdn.com/202405280915/782d697b273039be9da3f04b5638c546/1040g00831289jbr454005nv22fag8gdt9rmvkk0!nc_n_webp_mw_1",
                    "avatar": "https://sns-avatar-qc.xhscdn.com/avatar/6615c426bc78deddd5c7bfde.jpg?imageView2/2/w/60/format/webp|imageMogr2/strip"
                }, {
                    "title": "大自然馈赠的520礼物",
                    "name": "如花",
                    "cover": "https://sns-webpic-qc.xhscdn.com/202405280915/d97c9397d9de51d41363d23a66ecee67/1040g2sg3130lkvdi70705o4t2v5gbq1cau6s5o0!nc_n_webp_mw_1",
                    "avatar": "https://sns-avatar-qc.xhscdn.com/avatar/60e45e2ae1756da8b89d9d2e.jpg?imageView2/2/w/60/format/webp|imageMogr2/strip"
                }, {
                    "title": "成都外国语学院 ",
                    "name": "小红薯6553CAD0",
                    "cover": "https://sns-webpic-qc.xhscdn.com/202405280915/a65511448a80026f81f3ab799ea13136/1040g008312fvqoknhm005paj3moi06verbaubko!nc_n_webp_mw_1",
                    "avatar": "https://sns-avatar-qc.xhscdn.com/avatar/645b7f8f2a34639eb26eb1cd.jpg?imageView2/2/w/60/format/webp|imageMogr2/strip"
                }, {
                    "title": "A&F成都IFS店即将闭店，新店搬去太古里。",
                    "name": "成都城CDC",
                    "cover": "https://sns-webpic-qc.xhscdn.com/202405280915/be69bae689a65afddb03941844487ea1/1040g2sg312p03mdh1m705ob1814gkndtfucl67g!nc_n_webp_mw_1",
                    "avatar": "https://sns-avatar-qc.xhscdn.com/avatar/6191ac1f398ce2a38624d5db.jpg?imageView2/2/w/60/format/webp|imageMogr2/strip"
                }],
                styleData: {
                    backgroundColor: '#e7e7e7'
                }
            };
        },
        methods: {
            clickItem(item) {
                console.log('子元素点击事件', item);
            },
            scrolltolower() {
                console.log('模拟接口分页拉取数据-----到底了！');
                const result = [];
                const numToPick = 4;
                while(result.length < numToPick){
                    const randomIndex = Math.floor(Math.random() * this.dataArr.length);
                    const randomObject = this.dataArr[randomIndex];

                    if(!result.includes(randomObject)){
                        result.push(randomObject);
                    }
                }
                setTimeout(()=>{
                    this.dataArr.push(...result)
                    result.length=0
                },1500)

            }
        }
    }
</script>

<style lang="scss">
    .card {
        background-color: white;
        margin-bottom: 20rpx;
        overflow: hidden;
        border-radius: 20rpx;
    }

    .cover-cl-box {
        width: 100%;
        max-height: 500rpx;
        overflow: hidden;
        border-radius: 20rpx;
    }

    .cover-cl {
        width: 100%;
        border-radius: 20rpx;
        display: block;
    }

    .txt-box {
        width: 100%;
        padding: 10%;
        padding-bottom: 5%;
        color: #333;
        box-sizing: border-box;

        .txt-h {
            font-size: smaller;
            line-height: 150%;
            margin-bottom: 16rpx;
        }

        .txt-name {
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;

            .name {
                display: flex;
                align-items: center;
                flex-shrink: 0;
                flex-grow: 0;

                .avatar {
                    width: 40rpx;
                    height: 40rpx;
                    border-radius: 50%;
                    margin-right: 8%;
                    flex-shrink: 0;
                }

                .name-n {
                    // width: 150rpx;
                    font-size: smaller;
                    color: #333333CC;
                    overflow: hidden; //超出隐藏
                    text-overflow: ellipsis; //文本超出时显示省略号
                    white-space: nowrap; //设置文本不换行
                }
            }

            .dz {
                width: 20%;
                color: #333333cc;
                font-size: smaller;
                flex-shrink: 0;
                flex-grow: 0;
            }
        }
    }

    .food-cl {
        width: 100%;
        text-align: center;
        color: #dbdbdb;
        padding: 15rpx 0 30rpx 0;
    }
</style>