usniyo 2012-10-09 06:23 采纳率: 0%
浏览 30834
已结题

android 如何实现移动数据上网的开关?

android 如何实现移动数据上网的开关?之前百度了一下,找到几篇,但都说不行,今天再搜索,想试一试,竟都不见了!特来此求肋。谢谢

  • 写回答

10条回答

  • usniyo 2012-10-09 15:25
    关注

    感谢名位的回答,虽然没有用到,但也是学到了些东西的。本人已经找到了解决办法,也在此分享吧:
    解决办法中使用到了ConnectivityManager类,但是在SDK中的ConnectivityManager类并没有提供setMobileDataEnable()、getMobileDataEnable()等方法。也看了ConnectivityManager类的源码,里面都是有这些方法的。弄了大半天,最终狠下心来,自己写个ConnectivityManager类,其中的方法和源ConnectivityManager类的方法一样,但都是空实现,编译成ConnectivityManager.class文件,然后替换android.jar包中的android.net.ConnectivityManager.class文件。然后在项目中,使用ConnectivityManager的setMobileDataEnable()方法来打开和关闭数据上网,使用getMobileDataEnable()方法获得当前连接状态,当然这需要android.permission.CHANGE_NETWORK_STATE和android.permission.ACCESS_NETWORK_STATE权限。
    ConnectivityManager类如下:

        package android.net;
    
        import java.net.InetAddress;
    
        public class ConnectivityManager
        {
    
    public static final String CONNECTIVITY_ACTION = "android.net.conn.CONNECTIVITY_CHANGE";
        public static final String CONNECTIVITY_ACTION_IMMEDIATE = "android.net.conn.CONNECTIVITY_CHANGE_IMMEDIATE";
        public static final String EXTRA_NETWORK_INFO = "networkInfo";
        public static final String EXTRA_IS_FAILOVER = "isFailover";
        public static final String EXTRA_OTHER_NETWORK_INFO = "otherNetwork";
        public static final String EXTRA_NO_CONNECTIVITY = "noConnectivity";
        public static final String EXTRA_REASON = "reason";
        public static final String EXTRA_EXTRA_INFO = "extraInfo";
        public static final String EXTRA_INET_CONDITION = "inetCondition";
        public static final String ACTION_BACKGROUND_DATA_SETTING_CHANGED = "android.net.conn.BACKGROUND_DATA_SETTING_CHANGED";
        public static final String INET_CONDITION_ACTION = "android.net.conn.INET_CONDITION_ACTION";
        public static final String ACTION_TETHER_STATE_CHANGED = "android.net.conn.TETHER_STATE_CHANGED";
        public static final String EXTRA_AVAILABLE_TETHER = "availableArray";
        public static final String EXTRA_ACTIVE_TETHER = "activeArray";
        public static final String EXTRA_ERRORED_TETHER = "erroredArray";
        public static final int TYPE_NONE = -1;
        public static final int TYPE_MOBILE = 0;
        public static final int TYPE_WIFI = 1;
        public static final int TYPE_MOBILE_MMS = 2;
        public static final int TYPE_MOBILE_SUPL = 3;
        public static final int TYPE_MOBILE_DUN = 4;
        public static final int TYPE_MOBILE_HIPRI = 5;
        public static final int TYPE_WIMAX = 6;
        public static final int TYPE_BLUETOOTH = 7;
        public static final int TYPE_DUMMY = 8;
        public static final int TYPE_ETHERNET = 9;
        public static final int TYPE_MOBILE_FOTA = 10;
        public static final int TYPE_MOBILE_IMS = 11;
        public static final int TYPE_MOBILE_CBS = 12;
        public static final int TYPE_WIFI_P2P = 13;
        public static final int MAX_RADIO_TYPE = TYPE_WIFI_P2P;
        public static final int MAX_NETWORK_TYPE = TYPE_WIFI_P2P;
        public static final int DEFAULT_NETWORK_PREFERENCE = TYPE_WIFI;
    
        public static boolean isNetworkTypeValid(int networkType)
        {
            return networkType >= 0 && networkType <= MAX_NETWORK_TYPE;
        }
    
        /** {@hide} */
        public static String getNetworkTypeName(int type)
        {
            return Integer.toString(type);
        }
    
        /** {@hide} */
        public static boolean isNetworkTypeMobile(int networkType)
        {
            return false;
        }
    
        public void setNetworkPreference(int preference)
        {
        }
    
        public int getNetworkPreference()
        {
            return 0;
        }
    
        class NetworkInfo
        {
        }
    
        public NetworkInfo getActiveNetworkInfo()
        {
            return null;
        }
    
        /** {@hide} */
        public NetworkInfo getActiveNetworkInfoForUid(int uid)
        {
            return null;
        }
    
        public NetworkInfo getNetworkInfo(int networkType)
        {
            return null;
        }
    
        public NetworkInfo[] getAllNetworkInfo()
        {
            return null;
        }
    
        /** {@hide} */
        public LinkProperties getActiveLinkProperties()
        {
            return null;
        }
    
        /** {@hide} */
        public LinkProperties getLinkProperties(int networkType)
        {
            return null;
        }
    
        /** {@hide} */
        public boolean setRadios(boolean turnOn)
        {
            return turnOn;
        }
    
        /** {@hide} */
        public boolean setRadio(int networkType, boolean turnOn)
        {
            return turnOn;
        }
    
        public int startUsingNetworkFeature(int networkType, String feature)
        {
            return networkType;
        }
    
        public int stopUsingNetworkFeature(int networkType, String feature)
        {
            return networkType;
        }
    
        public boolean requestRouteToHost(int networkType, int hostAddress)
        {
            return false;
        }
    
        public boolean requestRouteToHostAddress(int networkType,
                InetAddress hostAddress)
        {
            return false;
        }
    
        @Deprecated
        public boolean getBackgroundDataSetting()
        {
            return true;
        }
    
        @Deprecated
        public void setBackgroundDataSetting(boolean allowBackgroundData)
        {
        }
    
        public NetworkQuotaInfo getActiveNetworkQuotaInfo()
        {
            return null;
    
        }
    
        public boolean getMobileDataEnabled()
        {
            return false;
        }
    
        public void setMobileDataEnabled(boolean enabled)
        {
        }
    
        class Context
        {
        }
    
        public static ConnectivityManager from(Context context)
        {
            return new ConnectivityManager();
        }
    
        public String[] getTetherableIfaces()
        {
            return null;
        }
    
        public String[] getTetheredIfaces()
        {
            return null;
        }
    
        public String[] getTetheringErroredIfaces()
        {
            return null;
        }
    
        public int tether(String iface)
        {
            return 0;
        }
    
        public int untether(String iface)
        {
            return 0;
        }
    
        public boolean isTetheringSupported()
        {
            return false;
        }
    
        public String[] getTetherableUsbRegexs()
        {
            return null;
        }
    
        public String[] getTetherableWifiRegexs()
        {
            return null;
        }
    
        public String[] getTetherableBluetoothRegexs()
        {
            return null;
        }
    
        public int setUsbTethering(boolean enable)
        {
            return 0;
        }
    
        /** {@hide} */
        public static final int TETHER_ERROR_NO_ERROR = 0;
        /** {@hide} */
        public static final int TETHER_ERROR_UNKNOWN_IFACE = 1;
        /** {@hide} */
        public static final int TETHER_ERROR_SERVICE_UNAVAIL = 2;
        /** {@hide} */
        public static final int TETHER_ERROR_UNSUPPORTED = 3;
        /** {@hide} */
        public static final int TETHER_ERROR_UNAVAIL_IFACE = 4;
        /** {@hide} */
        public static final int TETHER_ERROR_MASTER_ERROR = 5;
        /** {@hide} */
        public static final int TETHER_ERROR_TETHER_IFACE_ERROR = 6;
        /** {@hide} */
        public static final int TETHER_ERROR_UNTETHER_IFACE_ERROR = 7;
        /** {@hide} */
        public static final int TETHER_ERROR_ENABLE_NAT_ERROR = 8;
        /** {@hide} */
        public static final int TETHER_ERROR_DISABLE_NAT_ERROR = 9;
        /** {@hide} */
        public static final int TETHER_ERROR_IFACE_CFG_ERROR = 10;
    
        public int getLastTetherError(String iface)
        {
            return 0;
        }
    
        public boolean requestNetworkTransitionWakelock(String forWhom)
        {
            return false;
        }
    
        public void reportInetCondition(int networkType, int percentage)
        {
        }
    
        class PointerProperties
        {
        }
    
        public void setGlobalProxy(PointerProperties p)
        {
        }
    
        public PointerProperties getGlobalProxy()
        {
            return null;
        }
    
        public PointerProperties getProxy()
        {
            return null;
        }
    
        public void setDataDependency(int networkType, boolean met)
        {
        }
    
        public boolean isNetworkSupported(int networkType)
        {
            return false;
        }
    
        public boolean isActiveNetworkMetered()
        {
            return false;
        }
    }
    
    本回答被题主选为最佳回答 , 对您是否有帮助呢?
    评论
查看更多回答(9条)

报告相同问题?

悬赏问题

  • ¥15 本题的答案是不是有问题
  • ¥15 关于#r语言#的问题:(svydesign)为什么在一个大的数据集中抽取了一个小数据集
  • ¥15 C++使用Gunplot
  • ¥15 这个电路是如何实现路灯控制器的,原理是什么,怎么求解灯亮起后熄灭的时间如图?
  • ¥15 matlab数字图像处理频率域滤波
  • ¥15 在abaqus做了二维正交切削模型,给刀具添加了超声振动条件后输出切削力为什么比普通切削增大这么多
  • ¥15 ELGamal和paillier计算效率谁快?
  • ¥15 蓝桥杯单片机第十三届第一场,整点继电器吸合,5s后断开出现了问题
  • ¥15 file converter 转换格式失败 报错 Error marking filters as finished,如何解决?
  • ¥15 Arcgis相交分析无法绘制一个或多个图形