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案例归档:  微信硬件蓝牙设备jsapi初步接入案例—实现代码

<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
session.setAttribute("basePath",basePath);
%>
<!DOCTYPE html>
<html class="ie"><!--<![endif]-->
<head>
<meta charset="utf-8">
  <title>微信蓝牙设备</title>
  <meta name="viewport" content="width=320.1,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no">
  
  <link rel="stylesheet" href="<%=basePath %>/resource/device/weui.min.css?what=0">
<script type="text/javascript" src="<%=basePath %>/resource/weixin/jquery_mobile/js/jquery-2.0.3.min.js"></script> 
  <script src="http://res.wx.qq.com/open/js/jweixin-1.1.0.js"> </script>
 
  
</head>
<body ontouchstart>
<!--标题行-->
<h2 style="color: white;background-color: green;text-align: center;background-position: center;">蓝牙设备</h2>
  <div class="page">
    <div class="bd spacing">
        <div class="weui_cells weui_cells_form">
                
            <div class="weui_cell">
                <div class="weui_cell_hd"><label class="weui_label" style="width: auto;">当前设备:&nbsp</label></div>
                <div class="weui_cell_bd weui_cell_primary">
                   <label id="lbdeviceid" class="weui_label" style="width: auto;"></label>
                </div>
            </div>
            <div class="weui_cell">
                <div class="weui_cell_hd"><label class="weui_label" style="width: auto;">状态信息:&nbsp</label></div>
                <div class="weui_cell_bd weui_cell_primary">
                    <label id="lbInfo" class="weui_label" style="width: auto;"></label>
                </div>
            </div> 
            <div class="weui_cell" >
                <div class="weui_cell_hd"><label class="weui_label">日志:  </label></div>
                <div class="weui_cell_bd weui_cell_primary">
                    <textarea id="logtext" class="weui_textarea" placeholder="日志" rows="5"></textarea>
                </div>
            </div>
  
        </div>
 
        <div class="weui_btn_area weui">
             
            <button class="weui_btn weui_btn weui_btn_warn" id="CallGetWXrefresh">获取设备</button><br>
  
        </div>
  
    </div>
 
    <div class="weui_dialog_alert" id="Mydialog" style="display: none;">
    <div class="weui_mask"></div>
    <div class="weui_dialog">
        <div class="weui_dialog_hd" id="dialogTitle"><strong class="weui_dialog_title">着急啦</strong></div>
        <div class="weui_dialog_bd" id="dialogContent">亲,使用本功能,请先打开手机蓝牙!</div>
        <div class="weui_dialog_ft">
            <a href="#" class="weui_btn_dialog primary">确定</a>
        </div>
    </div>
    </div>
     
     
    <!--BEGIN toast-->
    <div id="toast" style="display: none;">
        <div class="weui_mask_transparent"></div>
        <div class="weui_toast">
            <i class="weui_icon_toast"></i>
            <p class="weui_toast_content" id="toast_msg">已完成</p>
        </div>
    </div>
    <!--end toast-->
 
    <!-- loading toast -->
    <div id="loadingToast" class="weui_loading_toast" style="display:none;">
        <div class="weui_mask_transparent"></div>
        <div class="weui_toast">
            <div class="weui_loading">
                <div class="weui_loading_leaf weui_loading_leaf_0"></div>
                <div class="weui_loading_leaf weui_loading_leaf_1"></div>
                <div class="weui_loading_leaf weui_loading_leaf_2"></div>
                <div class="weui_loading_leaf weui_loading_leaf_3"></div>
                <div class="weui_loading_leaf weui_loading_leaf_4"></div>
                <div class="weui_loading_leaf weui_loading_leaf_5"></div>
                <div class="weui_loading_leaf weui_loading_leaf_6"></div>
                <div class="weui_loading_leaf weui_loading_leaf_7"></div>
                <div class="weui_loading_leaf weui_loading_leaf_8"></div>
                <div class="weui_loading_leaf weui_loading_leaf_9"></div>
                <div class="weui_loading_leaf weui_loading_leaf_10"></div>
                <div class="weui_loading_leaf weui_loading_leaf_11"></div>
            </div>
            <p class="weui_toast_content" id="loading_toast_msg">数据加载中</p>
        </div>
    </div>
    <!-- End loading toast -->
     
    <!--BEGIN dialog1-->
    <div class="weui_dialog_confirm" id="dialog1" style="display: none;">
        <div class="weui_mask"></div>
        <div class="weui_dialog">
            <div class="weui_dialog_hd"><strong class="weui_dialog_title">弹窗标题</strong></div>
            <div class="weui_dialog_bd">自定义弹窗内容,居左对齐显示,告知需要确认的信息等</div>
            <div class="weui_dialog_ft">
                <a href="javascript:;" class="weui_btn_dialog default" id="qxBtn">取消</a>
                <a href="javascript:;" class="weui_btn_dialog primary" id="okBtn">确定</a>
            </div>
        </div>
    </div>
    <!--END dialog1-->
    <!--BEGIN dialog2-->
    <div class="weui_dialog_alert" id="dialog2" style="display: none;">
        <div class="weui_mask"></div>
        <div class="weui_dialog">
            <div class="weui_dialog_hd"><strong class="weui_dialog_title">弹窗标题</strong></div>
            <div class="weui_dialog_bd">弹窗内容,告知当前页面信息等</div>
            <div class="weui_dialog_ft">
                <a href="javascript:;" class="weui_btn_dialog primary">确定</a>
            </div>
        </div>
    </div>
    <!--END dialog2-->
</div>
 
<div id="myparams" style="display: none">
 <span id="timestamp">${timestamp }</span>
 <span id="nonceStr">${nonceStr }</span>
 <span id="signature">${signature }</span>
 <span id="appId">${appId }</span>
  
</div>
 
</body> 
<script type="text/javascript">
 jQuery(document).ready(function(){
  //初始化库 
 loadXMLDoc();
 //初始化库结束
 //点击获取设备按钮的函数 开始
 $("#CallGetWXrefresh").on("click",function(e){  
    
     //1. 打开微信设备 
     my_openWXDeviceLib();
     //2. 获取设备信息
     my_getWXDeviceInfos();
 });
 //点击获取设备按钮的函数 结束 
   
 });
  
 //初始化 微信硬件jsapi库
function loadXMLDoc()
{
    var appId =jQuery("#appId").text();
    var timestamp=jQuery("#timestamp").text();
    var nonceStr =jQuery("#nonceStr").text();
    var signature=jQuery("#signature").text();
    wx.config({
             beta: true,
              debug: true,// 开启调试模式,调用的所有api的返回值会在客户端alert出来,若要查看传入的参数,可以在pc端打开,参数信息会通过log打出,仅在pc端时才会打印。
              appId: appId, 
              timestamp: timestamp,
              nonceStr: nonceStr,
              signature: signature,
              jsApiList: [
                'openWXDeviceLib',
                'closeWXDeviceLib',
                'getWXDeviceInfos',
                'getWXDeviceBindTicket',
                'getWXDeviceUnbindTicket',
                'startScanWXDevice',
                'stopScanWXDevice',
                'connectWXDevice',
                'disconnectWXDevice',
                'sendDataToWXDevice',
                'onWXDeviceBindStateChange',
                'onWXDeviceStateChange',
                'onScanWXDeviceResult',
                'onReceiveDataFromWXDevice',
                'onWXDeviceBluetoothStateChange',
              ]
          });
             alert("初始化库结束");
}
//判断调用jsapi返回状态 true表示成功
wx.error(function (res) {
  alert("调用微信jsapi返回的状态:"+res.errMsg);
});
 
/******************************分割线************************************************/
/*********************************************************
* 打开微信设备
* 作者:V型知识库 www.vxzsk.com 2016-04-04
* my_openWXDeviceLib
* 入口参数:无
* 出口参数:0表示打开成功;1表示打开失败
*********************************************************/
function my_openWXDeviceLib(){
   var x=0; 
   WeixinJSBridge.invoke('openWXDeviceLib', {}, 
   function(res){
       mlog("打开设备返回:"+res.err_msg);
      if(res.err_msg=='openWXDeviceLib:ok')
        {
          if(res.bluetoothState=='off')
            {    
              showdialog("太着急啦","亲,使用前请先打开手机蓝牙!");  
              $("#lbInfo").innerHTML="1.请打开手机蓝牙";
              $("#lbInfo").css({color:"red"});
              x=1;
              isOver();
            };
          if(res.bluetoothState=='unauthorized')
            {
              showdialog("出错啦","亲,请授权微信蓝牙功能并打开蓝牙!");    
              $("#lbInfo").html("1.请授权蓝牙功能");
              $("#lbInfo").css({color:"red"});
              x=1;
              isOver();
            }; 
          if(res.bluetoothState=='on')
            {
              //showdialog("太着急啦","亲,请查看您的设备是否打开!");   
              $("#lbInfo").html("1.蓝牙已打开,未找到设备");
              $("#lbInfo").css({color:"red"});
              //$("#lbInfo").attr(("style", "background-color:#000");
              x=0;
              //isOver();
            };      
        }
      else
        {
          $("#lbInfo").html("1.微信蓝牙打开失败");
          x=1; 
          showdialog("微信蓝牙状态","亲,请授权微信蓝牙功能并打开蓝牙!");   
        }
    });
   return x;  //0表示成功 1表示失败
}
 
 
 
 
 
/**********************************************
* 取得微信设备信息
* 作者:V型知识库 www.vxzsk.com 2016-04-04
* my_getWXDeviceInfos
* 入口参数:无
* 出口参数:返回一个已经链接的设备的ID
**********************************************/
function my_getWXDeviceInfos(){
    
    WeixinJSBridge.invoke('getWXDeviceInfos', {}, function(res){
        var len=res.deviceInfos.length;  //绑定设备总数量
        for(i=0; i<=len-1;i++)
         {
           //alert(i + ' ' + res.deviceInfos[i].deviceId + ' ' +res.deviceInfos[i].state); 
           if(res.deviceInfos[i].state==="connected")
            {
              $("#lbdeviceid").html(res.deviceInfos[i].deviceId); 
              C_DEVICEID = res.deviceInfos[i].deviceId;
              $("#lbInfo").html("2.设备已成功连接");
              $("#lbInfo").css({color:"green"});
              
              break;   
            }  
         }
            
    }); 
  return;    
}
//打印日志 V型知识库 www.vxzsk.com
function mlog(m){
    var log=$('#logtext').val();
    //log=log+m;
    log = m;
    $('#logtext').val(log);
}
 
/***************************************************************
 * 显示提示信息
***************************************************************/
function showdialog(DialogTitle,DialogContent){
   var $dialog = $("#Mydialog");
   $dialog.find("#dialogTitle").html(DialogTitle);
   $dialog.find("#dialogContent").html(DialogContent);
   $dialog.show();
   $dialog.find(".weui_btn_dialog").one("click", function(){
        $dialog.hide();
   });
}
 
 
 
</script>
</html>