一些android公共方法native.js实现

/*得到手机MAC地址*/  
function getMac() {  
    var mac = "xxx-xxx-xxx-xxx";  
    if (plus.os.name == "Android") {  
        //WifiManager  
        var Context = plus.android.importClass("android.content.Context");  
        var WifiManager = plus.android.importClass("android.net.wifi.WifiManager");  
        var wifiManager = plus.android.runtimeMainActivity().getSystemService(Context.WIFI_SERVICE);  
        var WifiInfo = plus.android.importClass("android.net.wifi.WifiInfo");  
        var wifiInfo = wifiManager.getConnectionInfo();  
        mac = wifiInfo.getMacAddress();  
    }  
    return mac;  
}

/*获取手机内存信息*/  
function getMemorySize() {  
    var memoryInfo = '';  
    if (plus.os.name == "Android") {  
        var Context = plus.android.importClass("android.content.Context");  
        var MemoryInfo = plus.android.importClass("android.app.ActivityManager.MemoryInfo");  
        var memortInfo = plus.android.importClass("android.app.ActivityManager");  
        var activityService = plus.android.runtimeMainActivity().getSystemService(Context.ACTIVITY_SERVICE);  
        activityService.getMemoryInfo(MemoryInfo);  
        memoryInfo = memortInfo.availMem;  
    }  
    return memoryInfo;  
}

/*获取手机内部总的存储空间*/  
function getTotalInternalMemorySize() {  
    var internalMemSize = 0;  
    if (plus.os.name == "Android") {  
        var environment = plus.android.importClass("android.os.Environment");  
        var statFs = plus.android.importClass("android.os.StatFs");  
        var files = plus.android.importClass("java.io.File");  

        var Files = environment.getDataDirectory();  
        var StatFs = new statFs(Files.getPath());  
        var blockSize = parseFloat(StatFs.getBlockSize());  
        var blockCount = parseFloat(StatFs.getBlockCount());  
        internalMemSize = blockSize * blockCount;  
    }  
    return internalMemSize;  
}

/*获取总内存*/  
function getTotalRamSize() {  
    var memInfo = '/proc/meminfo';  
    var temp = '',  
        ramSize = '',  
        arrays, initMemory;  
    var fileReader = plus.android.importClass("java.io.FileReader");  
    var bufferedReader = plus.android.importClass("java.io.BufferedReader");  
    var FileReader = new fileReader(memInfo);  
    var BufferedReader = new bufferedReader(FileReader, 8192);  
    while ((temp = BufferedReader.readLine()) != null) {  
        if (-1 != temp.indexOf('MemTotal:')) {  
            var value = temp.replace(/[^0-9]/ig, "");  
            ramSize = Math.floor(parseInt(value) / (1024));  
        }  
    }  

    return ramSize;  
}

/*获取手机CPU信息*/  
function getCpuInfo() {  
    var cpuInfo = '/proc/cpuinfo';  
    var temp = '',  
        cpuHardware;  
    var fileReader = plus.android.importClass("java.io.FileReader");  
    var bufferedReader = plus.android.importClass("java.io.BufferedReader");  
    var FileReader = new fileReader(cpuInfo);  
    var BufferedReader = new bufferedReader(FileReader, 8192);  
    while ((temp = BufferedReader.readLine()) != null) {  
        if (-1 != temp.indexOf('Hardware')) {  
            cpuHardware = temp.substr(parseInt(temp.indexOf(":")) + 1);  
        }  
    }  
    return cpuHardware;  
}  

/*获取CPU核数*/  
function getCpuCount() {  
    var Runtime = plus.android.importClass("java.lang.Runtime");  
    var cpuCount = Runtime.getRuntime().availableProcessors();  
    return cpuCount;  
}