uni-app指纹登录

项目引用u-view的ui

<template>
	<view class="content">
		<u-modal v-model="show" :show-title="false" :show-confirm-button="false" :show-cancel-button="true" 
		:content-style="{    'justify-content': 'center','align-items': 'center',height:'300rpx',display:'flex'}"
		@cancel="printCancel">
			<u-icon name="fingerprint" color="red" size="150rpx">u-icon>
		u-modal>
		<image class="logo" src="/static/logo.png">image>
		<view style="color:red;">{{ result }}view>
		<button @tap="fingerprint()" :disabled="disabled">开启指纹验证button>
	view>
template>

<script>
	export default {
		data() {
			return {
				result: '',
				disabled:true,
				show:false,
			}
		},
		onLoad() {
			// #ifdef APP-PLUS
			if (!plus.fingerprint.isSupport()) {
				this.result = '此设备不支持指纹识别';
				this.disabled = true;
			} else if (!plus.fingerprint.isKeyguardSecure()) {
				this.result = '此设备未设置密码锁屏，无法使用指纹识别';
				this.disabled = true;
			} else if (!plus.fingerprint.isEnrolledFingerprints()) {
				this.result = '此设备未录入指纹，请到设置中开启';
				this.disabled = true;
			} else {
				this.result = '此设备支持指纹识别';
				this.disabled = false;
			}
			// #endif
			// #ifdef MP-WEIXIN
			this.disabled = false;
			this.result = '请在微信真机中使用，模拟器不支持';
			// #endif
			// #ifndef APP-PLUS || MP-WEIXIN
			this.result = '此平台不支持指纹识别';
			// #endif
		},
		methods: {
			printCancel:function(){
				plus.fingerprint.cancel();
				this.result="停止指纹识别"
			},
			fingerprint: function() {
				let that=this;
				// #ifdef APP-PLUS
				plus.fingerprint.authenticate(function() {
					plus.nativeUI.closeWaiting(); //兼容Android平台关闭等待框
					that.show=false;
					that.result='指纹识别成功'
					//plus.nativeUI.alert('指纹识别成功');
				}, function(e) {
					switch (e.code) {
						case e.AUTHENTICATE_MISMATCH:
							plus.nativeUI.toast('指纹匹配失败，请重新输入');
							break;
						case e.AUTHENTICATE_OVERLIMIT:
							plus.nativeUI.closeWaiting(); //兼容Android平台关闭等待框
							plus.nativeUI.alert('指纹识别失败次数超出限制，请使用其它方式进行认证');
							break;
						case e.CANCEL:
							plus.nativeUI.toast('已取消识别');
							break;
						default:
							plus.nativeUI.closeWaiting(); //兼容Android平台关闭等待框
							plus.nativeUI.alert('指纹识别失败，请重试');
							break;
					}
				});
				// Android平台手动弹出等待提示框 
				if ('Android' == plus.os.name) {
					this.show=true;
					/* plus.nativeUI.showWaiting('指纹识别中...').onclose = function() {
						plus.fingerprint.cancel();
					} */
				}
				// #endif

				// #ifdef MP-WEIXIN
				wx.startSoterAuthentication({
					requestAuthModes: ['fingerPrint'],
					challenge: '123456',
					authContent: '请用指纹解锁',
					success(res) {
						uni.showToast({
							title: '识别成功',
							mask: false,
							duration: 1500
						});
					}
				})
				// #endif
			},
		}
	}
script>

<style>
	.content {
		display: flex;
		flex-direction: column;
		align-items: center;
		justify-content: center;
	}

	.logo {
		height: 200rpx;
		width: 200rpx;
		margin-top: 200rpx;
		margin-left: auto;
		margin-right: auto;
		margin-bottom: 50rpx;
	}

	.text-area {
		display: flex;
		justify-content: center;
	}

	.title {
		font-size: 36rpx;
		color: #8f8f94;
	}
style>