搜索蓝牙的时候就闪退呢，在安卓手机上运行的用的HBuilderX

分类：HTML5+

Bluetooth

<!DOCTYPE html>  
<html>  
<head>  
    <meta charset="utf-8">  
    <meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />  
    <title></title>  
    <script src="js/mui.min.js"></script>  
    <link href="css/mui.min.css" rel="stylesheet"/>  
    <script type="text/javascript" >  
// 扩展API加载完毕后调用onPlusReady回调函数   
document.addEventListener('plusready', onPlusReady, false);  
// 扩展API加载完毕，现在可以正常调用扩展API  
function onPlusReady(){  
}  
// 开始搜索蓝牙  
function startBluetoothDiscovery(){  
    plus.bluetooth.openBluetoothAdapter({  
        success:function(e){  
            console.log('open success: '+JSON.stringify(e));  
            plus.bluetooth.startBluetoothDevicesDiscovery({  
                success:function(e){  
                    console.log('start discovery success: '+JSON.stringify(e));  
                },  
                fail:function(e){  
                    console.log('start discovery failed: '+JSON.stringify(e));  
                }  
            });  
        },  
        fail:function(e){  
            console.log('open failed: '+JSON.stringify(e));  
        }  
    });  
}  
// 获取已搜索到的蓝牙设备  
function getBluetoothDevices(){  
    plus.bluetooth.getBluetoothDevices({  
        success:function(e){  
            var devices = e.devices;  
            console.log('get devices success: '+e.length);  
            for(var i in devices){  
                console.log(i+': '+JSON.stringify(devices[i]));  
            }  
        },  
        fail:function(e){  
            console.log('get devices failed: '+JSON.stringify(e));  
        }  
    });  
}  
// 结束搜索蓝牙  
function stopBluetoothDiscovery(){  
    plus.bluetooth.stopBluetoothDevicesDiscovery({  
        success:function(e){  
            console.log('stop discovery success: '+JSON.stringify(e));  
            plus.bluetooth.closeBluetoothAdapter({  
                success:function(e){  
                    console.log('close success: '+JSON.stringify(e));  
                },  
                fail:function(e){  
                    console.log('close failed: '+JSON.stringify(e));  
                }  
            });  
        },  
        fail:function(e){  
            console.log('stop discovery failed: '+JSON.stringify(e));  
        }  
    });  
}  
    </script>  
</head>  
<body>  
        <button onclick="startBluetoothDiscovery()">开始搜索蓝牙</button>  
        <br/>  
        <button onclick="getBluetoothDevices()">获取已搜索到的蓝牙设备</button>  
        <br/>  
        <button onclick="stopBluetoothDiscovery()">结束搜索蓝牙</button>  
</body>  
</html>

2019-04-02 15:26 负责人:无分享