Merge "Need to explicitly disable scan-always when turning off wifi" into jb-mr2-dev

This commit is contained in:
Christopher Tate
2013-06-11 22:04:38 +00:00
committed by Android (Google) Code Review

View File

@@ -20,6 +20,7 @@ import android.app.backup.BackupAgentHelper;
import android.app.backup.BackupDataInput;
import android.app.backup.BackupDataOutput;
import android.app.backup.FullBackupDataOutput;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
@@ -330,7 +331,16 @@ public class SettingsBackupAgent extends BackupAgentHelper {
if (DEBUG_BACKUP) {
Log.v(TAG, "Starting deferred restore of wifi data");
}
final ContentResolver cr = getContentResolver();
final int scanAlways = Settings.Global.getInt(cr,
Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE, 0);
final int retainedWifiState = enableWifi(false);
if (scanAlways != 0) {
Settings.Global.putInt(cr,
Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE, 0);
// !!! Give the wifi stack a moment to quiesce
try { Thread.sleep(1000); } catch (InterruptedException e) {}
}
if (restoredSupplicantData != null) {
restoreWifiSupplicant(FILE_WIFI_SUPPLICANT,
restoredSupplicantData, restoredSupplicantData.length);
@@ -344,6 +354,10 @@ public class SettingsBackupAgent extends BackupAgentHelper {
restoredWifiConfigFile, restoredWifiConfigFile.length);
}
// restore the previous WIFI state.
if (scanAlways != 0) {
Settings.Global.putInt(cr,
Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE, scanAlways);
}
enableWifi(retainedWifiState == WifiManager.WIFI_STATE_ENABLED ||
retainedWifiState == WifiManager.WIFI_STATE_ENABLING);
}