初始化（包含登录模块）

platforms/app-plus/proximity/proximity.vue

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+<template>
+	<view>
+		<page-head :title="title"></page-head>
+		<view class="uni-padding-wrap uni-common-mt">
+			<view class="uni-hello-text">
+				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
+			</view>
+			<view class="uni-btn-v uni-common-mt">
+				<button type="primary" @tap="getProximity">获取距离传感器信息</button>
+				<button type="primary" @tap="watchProximity">监听距离传感器变化</button>
+				<button type="primary" @tap="watchStop">停止监听</button>
+			</view>
+			<view class="uni-textarea uni-common-mt">
+				<textarea :value="value" />
+			</view>
+		</view>
+	</view>
+</template>
+<script>
+	var id = null
+	var bright = null
+	export default {
+		data() {
+			return {
+				title: 'proximity',
+				value: ''
+			}
+		},
+		methods: {
+			getProximity: function () {
+				var that = this;
+				plus.proximity.getCurrentProximity(function (d) {
+					that.value = "距离为：" + d;
+				}, function (e) {
+					that.value = "获取失败:" + e.message;
+				});
+			},
+			watchProximity: function () {
+				var that = this;
+				if (id) {
+					return;
+				}
+				bright = plus.screen.getBrightness();
+				id = plus.proximity.watchProximity(function (d) {
+					that.value = "距离变化：" + d;
+					plus.screen.setBrightness((d < 1) ? 0.01 : bright);
+				}, function (e) {
+					plus.proximity.clearWatch(id);
+					id = null;
+					that.value = "监听失败:" + e.message;
+				});
+			},
+			watchStop: function () {
+				var that = this;
+				if (id) {
+					that.value = "停止监听设备距离传感器信息";
+					plus.proximity.clearWatch(id);
+					id = null;
+				} else {
+					that.value = "没有监听设备距离传感器";
+				}
+			}
+		}
+	}
+</script>
+
+<style>
+	
+</style>