Wifi: Add a feature to control wifi auto connect. (bb730b0c) · Commits · e / os / android_frameworks_base

core/java/android/provider/Settings.java

100644 → 100755

+19 −0

Original line number	Diff line number	Diff line
		@@ -2417,6 +2417,25 @@ public final class Settings {
		*/
		public static final String EGG_MODE = "egg_mode";

		/**
		* Whether wifi settings will connect to access point automatically
		* 0 = automatically
		* 1 = manually
		* @hide
		*/
		public static final String WIFI_AUTO_CONNECT_TYPE = "wifi_auto_connect_type";

		/**
		* Whether wifi settings will connect to access point automatically when
		* network from mobile network transform to Wifi network
		* 0 = automatically
		* 1 = manually
		* 2 = always ask
		*
		* @hide
		*/
		public static final String DATA_TO_WIFI_CONNECT_TYPE = "data_to_wifi_connect_type";

		/**
		* Settings to backup. This is here so that it's in the same place as the settings
		* keys and easy to update.

core/res/res/values/bools.xml

100644 → 100755

+1 −0

Original line number	Diff line number	Diff line
		@@ -27,4 +27,5 @@
		<bool name="action_bar_expanded_action_views_exclusive">true</bool>
		<bool name="target_honeycomb_needs_options_menu">true</bool>
		<bool name="flip_controller_fallback_keys">false</bool>
		<bool name="wifi_autocon">false</bool>
		</resources>

core/res/res/values/symbols.xml

100644 → 100755

+3 −0

Original line number	Diff line number	Diff line
		@@ -1799,4 +1799,7 @@
		<java-symbol type="bool" name="config_setup_mms_data" />

		<java-symbol type="string" name="config_partial_segment_expire_age" />

		<!-- for wifi auto connection -->
		<java-symbol type="bool" name="wifi_autocon" />
		</resources>

wifi/java/android/net/wifi/WifiConfigStore.java

100644 → 100755

+60 −0

Original line number	Diff line number	Diff line
		@@ -15,11 +15,14 @@
		*/

		package android.net.wifi;
		import com.android.internal.R;

		import android.content.Context;
		import android.content.Intent;
		import android.net.ConnectivityManager;
		import android.net.LinkAddress;
		import android.net.LinkProperties;
		import android.net.NetworkInfo;
		import android.net.NetworkUtils;
		import android.net.NetworkInfo.DetailedState;
		import android.net.ProxyProperties;
		@@ -36,6 +39,7 @@ import android.os.Message;
		import android.os.Handler;
		import android.os.HandlerThread;
		import android.os.UserHandle;
		import android.provider.Settings;
		import android.security.KeyStore;
		import android.text.TextUtils;
		import android.util.LocalLog;
		@@ -161,6 +165,9 @@ class WifiConfigStore {
		private WifiNative mWifiNative;
		private final KeyStore mKeyStore = KeyStore.getInstance();

		private static final int WIFI_AUTO_CONNECT_TYPE_AUTO = 0;
		private static final int DATA_TO_WIFI_CONNECT_TYPE_AUTO = 0;

		WifiConfigStore(Context c, WifiNative wn) {
		mContext = c;
		mWifiNative = wn;
		@@ -213,11 +220,64 @@ class WifiConfigStore {
		return networks;
		}

		boolean isWifiAuto() {
		int autoConnectPolicy = Settings.System
		.getInt(mContext.getContentResolver(), Settings.System.WIFI_AUTO_CONNECT_TYPE,
		WIFI_AUTO_CONNECT_TYPE_AUTO);
		return (autoConnectPolicy == WIFI_AUTO_CONNECT_TYPE_AUTO);
		}

		boolean isDataToWifiAuto() {
		int gsmToWifiPolicy = Settings.System.getInt(mContext.getContentResolver(),
		Settings.System.DATA_TO_WIFI_CONNECT_TYPE, DATA_TO_WIFI_CONNECT_TYPE_AUTO);
		return (gsmToWifiPolicy == DATA_TO_WIFI_CONNECT_TYPE_AUTO);
		}

		int existActiveNetwork() {
		ConnectivityManager cm = (ConnectivityManager) mContext
		.getSystemService(Context.CONNECTIVITY_SERVICE);
		NetworkInfo info = cm.getActiveNetworkInfo();
		if (info == null)
		return -1;
		return info.getType();
		}

		boolean isWifiAutoConn() {
		// If no active network(info == null) and wifi connection type is auto
		// connect, auto connect to wifi.
		return isWifiAuto() && (existActiveNetwork() == -1);
		}

		boolean isDataToWifiAutoConn() {
		// If the active network type is mobile, wifi connection type is auto
		// connect and GSM to WLAN connection type is auto connect,
		// auto connect to wifi.
		return isWifiAuto()
		&& ((existActiveNetwork()
		== ConnectivityManager.TYPE_MOBILE) &&
		isDataToWifiAuto());

		}

		boolean shouldAutoConnect() {
		if(isWifiAutoConn() \|\| isDataToWifiAutoConn()){
		Log.d(TAG, " wifi or gsm to wlan conn type is auto , should auto connect");
		return true;
		}
		Log.d(TAG, "Shouldn't auto connect");
		return false;
		}

		/**
		* enable all networks and save config. This will be a no-op if the list
		* of configured networks indicates all networks as being enabled
		*/
		void enableAllNetworks() {
		if (mContext.getResources().getBoolean(R.bool.wifi_autocon)
		&& !(isWifiAuto() && isDataToWifiAuto())) {
		return;
		}

		boolean networkEnabledStateChanged = false;
		for(WifiConfiguration config : mConfiguredNetworks.values()) {
		if(config != null && config.status == Status.DISABLED) {

wifi/java/android/net/wifi/WifiStateMachine.java

100644 → 100755

+26 −0

Original line number	Diff line number	Diff line
		@@ -109,6 +109,7 @@ import java.util.regex.Pattern;
		*/
		public class WifiStateMachine extends StateMachine {

		private static final String TAG = "WifiStateMachine";
		private static final String NETWORKTYPE = "WIFI";
		private static final boolean DBG = false;

		@@ -2260,6 +2261,15 @@ public class WifiStateMachine extends StateMachine {
		private void handleNetworkDisconnect() {
		if (DBG) log("Stopping DHCP and clearing IP");

		// when set wifi connection type is manual, it will disable all
		// network to auto connect. but if connect a hotspot manually,
		// the hotspot will be enable and it will be auto connect in next time
		// so need to disable it again to avoid to auto connect.
		if (mContext.getResources().getBoolean(R.bool.wifi_autocon)
		&& !mWifiConfigStore.shouldAutoConnect()) {
		disableLastNetwork();
		}

		stopDhcp();

		try {
		@@ -2770,6 +2780,14 @@ public class WifiStateMachine extends StateMachine {
		mWifiConfigStore.loadAndEnableAllNetworks();
		initializeWpsDetails();

		// if don't set auto connect wifi, should disable all
		// wifi ap to prevent wifi connect automatically when open
		// wifi switch.
		if (mContext.getResources().getBoolean(R.bool.wifi_autocon)
		&& !mWifiConfigStore.shouldAutoConnect()) {
		mWifiConfigStore.disableAllNetworks();
		}

		sendSupplicantConnectionChangedBroadcast(true);
		transitionTo(mDriverStartedState);
		break;
		@@ -4448,4 +4466,12 @@ public class WifiStateMachine extends StateMachine {
		msg.arg2 = srcMsg.arg2;
		return msg;
		}

		void disableLastNetwork() {
		if (getCurrentState() != mSupplicantStoppingState) {
		mWifiConfigStore.disableNetwork(mLastNetworkId,
		WifiConfiguration.DISABLED_UNKNOWN_REASON);
		}
		}

		}