问题描述

Monotouch检测当前平台

我想知道怎么样知道现在设备的平台。请大家帮忙，谢谢……

解决方案

参考一下

using System;using System.Runtime.InteropServices;using MonoTouch.Foundation;using MonoTouch.UIKit;namespace Playersync_iPhone_v2 {public class DeviceHardware {    public const string HardwareProperty = ""hw.machine"";    public enum HardwareVersion {        iPhone        iPhone3G        iPhone3GS        iPhone4        VerizoniPhone4        iPhone4S        iPod1G        iPod2G        iPod3G        iPod4G        iPad        iPad2WIFI        iPad2WIFI24        iPad2GSM        iPad2CDMA        iPad3WIFI        iPad3GSM        iPad3CDMA        iPhoneSimulator        iPhone4Simulator        iPadSimulator        Unknown    }    [DllImport(MonoTouch.Constants.SystemLibrary)]    static internal extern int sysctlbyname([MarshalAs(UnmanagedType.LPStr)] string property IntPtr output IntPtr oldLen IntPtr newp uint newlen);    public static HardwareVersion Version {        get {            var pLen = Marshal.AllocHGlobal(sizeof(int));            sysctlbyname(DeviceHardware.HardwareProperty IntPtr.Zero pLen IntPtr.Zero 0);            var length = Marshal.ReadInt32(pLen);            if (length == 0) {                Marshal.FreeHGlobal(pLen);                return HardwareVersion.Unknown;            }            var pStr = Marshal.AllocHGlobal(length);            sysctlbyname(DeviceHardware.HardwareProperty pStr pLen IntPtr.Zero 0);            var hardwareStr = Marshal.PtrToStringAnsi(pStr);            var ret = HardwareVersion.Unknown;            if (hardwareStr == ""iPhone11"")                ret = HardwareVersion.iPhone;            else if (hardwareStr == ""iPhone12"")                ret = HardwareVersion.iPhone3G;            else if (hardwareStr == ""iPhone21"")                ret = HardwareVersion.iPhone3GS;            else if (hardwareStr == ""iPhone31"")                ret = HardwareVersion.iPhone4;            else if (hardwareStr == ""iPhone33"")                ret = HardwareVersion.VerizoniPhone4;            else if(hardwareStr == ""iPhone41"")                ret = HardwareVersion.iPhone4S;            else if (hardwareStr == ""iPad11"")                ret = HardwareVersion.iPad;            else if (hardwareStr == ""iPad21"")                ret = HardwareVersion.iPad2WIFI;            else if (hardwareStr == ""iPad22"")                ret = HardwareVersion.iPad2GSM;            else if (hardwareStr == ""iPad23"")                ret = HardwareVersion.iPad2CDMA;            else if (hardwareStr == ""iPad24"")                ret = HardwareVersion.iPad2WIFI24;            else if (hardwareStr == ""iPad31"")                ret = HardwareVersion.iPad3WIFI;            else if (hardwareStr == ""iPad32"")                ret = HardwareVersion.iPad3GSM;            else if (hardwareStr == ""iPad33"")                ret = HardwareVersion.iPad3CDMA;            else if (hardwareStr == ""iPod11"")                ret = HardwareVersion.iPod1G;            else if (hardwareStr == ""iPod21"")                ret = HardwareVersion.iPod2G;            else if (hardwareStr == ""iPod31"")                ret = HardwareVersion.iPod3G;            else if (hardwareStr == ""iPod41"")                ret = HardwareVersion.iPod4G;            else if (hardwareStr == ""i386"" || hardwareStr==""x86_64"") {                if (UIDevice.CurrentDevice.Model.Contains(""iPhone""))                    ret = UIScreen.MainScreen.Bounds.Height * UIScreen.MainScreen.Scale == 960 || UIScreen.MainScreen.Bounds.Width * UIScreen.MainScreen.Scale == 960 ? HardwareVersion.iPhone4Simulator : HardwareVersion.iPhoneSimulator;                else                    ret = HardwareVersion.iPadSimulator;            }            Marshal.FreeHGlobal(pLen);            Marshal.FreeHGlobal(pStr);            return ret;        }    }}}