scroll-view-refresher-props.uvue 5.3 KB
Newer Older
DCloud-WZF's avatar
DCloud-WZF 已提交
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177
<template>
  <view class="page-scroll-view">
    <page-head title="下拉刷新的scroll-view属性示例"></page-head>
    <view class="uni-margin-wrap">
      <scroll-view direction="vertical" :refresher-enabled="refresherEnabled" :refresher-threshold="refresherThreshold"
        :refresher-default-style="refresherDefaultStyle" :refresher-background="refresherBackground"
        :refresher-triggered="refresherTriggered" @refresherpulling="refresherpulling"
        @refresherrefresh="refresherrefresh" @refresherrestore="refresherrestore" @refresherabort="refresherabort"
        style="width: 100%;height: 100%;">
        <view class="item" :id="item.id" v-for="(item,_) in items">
          <text class="uni-text">{{item.label}}</text>
        </view>
      </scroll-view>
    </view>

    <scroll-view class="uni-list" style="padding-top: 16px;" :showScrollbar="true">
      <view class="uni-list-cell-padding">
        <text class="refresher-tips">**下拉刷新的属性设置需要先打开下拉刷新开关**</text>
      </view>
      <view class="uni-list-cell uni-list-cell-padding">
        <text>是否开启下拉刷新</text>
        <switch :checked="refresherEnabled" @change="handleTrunOnRefresher"></switch>
      </view>
      <view class="uni-list-cell uni-list-cell-padding">
        <text>设置下拉刷新状态</text>
        <switch :disabled="!refresherEnabled" :checked="refresherTriggered"
          @change="refresherTriggered=!refresherTriggered"></switch>
      </view>

      <view class="uni-list-cell uni-list-cell-padding">
        <text>设置下拉刷新阈值</text>
        <input class="uni-list-cell-input" :disabled="!refresherEnabled" :value="refresherThreshold" type="number"
          @input="handleRefresherThresholdInput" />
      </view>

      <view class="uni-list-cell uni-list-cell-padding">
        <text>设置下拉刷新区域背景颜色</text>
        <input class="uni-list-cell-input" :disabled="!refresherEnabled" :value="refresherBackground"
          @input="handleRefresherBackground" />
      </view>

      <view class="uni-list-cell-padding">
        <text>设置下拉刷新默认样式</text>
        <view class="switch-refresher-group">
          <button class="switch-refresher-style" type="primary" size="mini"
            @click="refresherDefaultStyle = `none`">none</button>
          <button class="switch-refresher-style" type="primary" size="mini"
            @click="refresherDefaultStyle = `black`">black</button>
          <button class="switch-refresher-style" type="primary" size="mini"
            @click="refresherDefaultStyle = `white`">white</button>
        </view>
      </view>
    </scroll-view>
  </view>
</template>

<script>
  type Item = {
    id : string,
    label : string,
  }

  export default {
    data() {
      return {
        items: [] as Item[],
        refresherEnabled: true,
        refresherTriggered: false,
        refresherThreshold: 45,
        refresherDefaultStyle: "black",
        refresherBackground: "transparent",
      }
    },
    onLoad() {
      for (let i = 0; i < 10; i++) {
        const item = {
          id: "item" + i,
          label: "item" + i,
        } as Item;
        this.items.push(item);
      }
    },
    methods: {
      handleTrunOnRefresher() {
        this.refresherTriggered = false;
        //不能同时关闭下拉状态和关闭下拉刷新。
        setTimeout(() => {
          this.refresherEnabled = !this.refresherEnabled;
        }, 0)
      },
      handleRefresherThresholdInput(e : InputEvent) {
        const value = e.detail.value;
        if (value == "") {
          this.refresherThreshold = 45;
        } else {
          this.refresherThreshold = parseInt(e.detail.value);
        }
      },
      handleRefresherBackground(e : InputEvent) {
        const value = e.detail.value;
        this.refresherBackground = value;
      },
      //响应事件
      refresherpulling() {
        console.log("下拉刷新控件被下拉");
      },
      refresherrefresh() {
        console.log("下拉刷新被触发");
        this.refresherTriggered = true;
        //不能同时关闭下拉状态和关闭下拉刷新。
        setTimeout(() => {
          this.refresherTriggered = false;
        }, 1500)
      },
      refresherrestore() {
        console.log("下拉刷新被复位");
      },
      refresherabort() {
        console.log("下拉刷新被中止");
      }
    }
  }
</script>

<style>
  .uni-margin-wrap {
    height: 200px;
    margin: 0 25px 25px 25px;
  }

  .item {
    justify-content: center;
    align-items: center;
    height: 200px;
    width: 100%;
    background-color: azure;
    border-width: 1px;
    border-style: solid;
    border-color: chocolate;
  }

  .refresher-tips {
    font-size: 12px;
    text-align: center;
    color: red;
  }

  .uni-text {
    color: black;
    font-size: 50px;
  }

  .uni-list {
    flex: 1;
  }

  .uni-list-cell-input {
    max-width: 100px;
    border: 1px solid #ccc;
    text-align: center;
  }

  .picker-view {
    width: 100%;
    height: 320px;
    margin-top: 10px;
  }

  .switch-refresher-group {
    flex-direction: row;
    margin-top: 5px;
  }

  .switch-refresher-style {
    padding: 2px 10px;
    margin-right: 5px;
  }
178
</style>