70 lines
1.7 KiB
Vue
70 lines
1.7 KiB
Vue
<template>
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<view>
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<page-head :title="title"></page-head>
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<view class="uni-padding-wrap uni-common-mt">
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<view class="uni-hello-text">
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手机顶部听筒处有传感器监听距离手机屏幕的障碍物,覆盖该传感器会触发本事件变化
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</view>
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<view class="uni-btn-v uni-common-mt">
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<button type="primary" @tap="getProximity">获取距离传感器信息</button>
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<button type="primary" @tap="watchProximity">监听距离传感器变化</button>
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<button type="primary" @tap="watchStop">停止监听</button>
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</view>
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<view class="uni-textarea uni-common-mt">
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<textarea :value="value" />
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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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var id = null
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var bright = null
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export default {
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data() {
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return {
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title: 'proximity',
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value: ''
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}
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},
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methods: {
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getProximity: function () {
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var that = this;
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plus.proximity.getCurrentProximity(function (d) {
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that.value = "距离为:" + d;
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}, function (e) {
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that.value = "获取失败:" + e.message;
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});
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},
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watchProximity: function () {
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var that = this;
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if (id) {
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return;
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}
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bright = plus.screen.getBrightness();
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id = plus.proximity.watchProximity(function (d) {
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that.value = "距离变化:" + d;
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plus.screen.setBrightness((d < 1) ? 0.01 : bright);
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}, function (e) {
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plus.proximity.clearWatch(id);
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id = null;
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that.value = "监听失败:" + e.message;
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});
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},
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watchStop: function () {
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var that = this;
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if (id) {
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that.value = "停止监听设备距离传感器信息";
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plus.proximity.clearWatch(id);
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id = null;
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} else {
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that.value = "没有监听设备距离传感器";
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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>
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</style>
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