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Write wifi config to NFC tag

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Configured networks expose the option to
write config to an NFC tag. This tag can be
then tapped to another device to configure
the same network. Implemented according to
WiFi Alliance WPS spec.

Change-Id: I33a1be1610aab71cf1ab864418d494027370ebca
This commit is contained in:
Andres Morales
2014-01-06 10:24:28 -08:00
parent ac6a3c3cb3
commit ef7a40a0d6
4 changed files with 348 additions and 4 deletions
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25
src/com/android/settings/wifi/WifiSettings.java
View File

@@ -94,6 +94,7 @@ import java.util.concurrent.atomic.AtomicBoolean;
*/
public class WifiSettings extends RestrictedSettingsFragment
implements DialogInterface.OnClickListener, Indexable {
private static final String TAG = "WifiSettings";
private static final int MENU_ID_WPS_PBC = Menu.FIRST;
private static final int MENU_ID_WPS_PIN = Menu.FIRST + 1;
@@ -104,12 +105,14 @@ public class WifiSettings extends RestrictedSettingsFragment
private static final int MENU_ID_CONNECT = Menu.FIRST + 6;
private static final int MENU_ID_FORGET = Menu.FIRST + 7;
private static final int MENU_ID_MODIFY = Menu.FIRST + 8;
private static final int MENU_ID_WRITE_NFC = Menu.FIRST + 9;
private static final int WIFI_DIALOG_ID = 1;
private static final int WPS_PBC_DIALOG_ID = 2;
private static final int WPS_PIN_DIALOG_ID = 3;
private static final int WIFI_SKIPPED_DIALOG_ID = 4;
private static final int WIFI_AND_MOBILE_SKIPPED_DIALOG_ID = 5;
private static final int WRITE_NFC_DIALOG_ID = 6;
// Combo scans can take 5-6s to complete - set to 10s.
private static final int WIFI_RESCAN_INTERVAL_MS = 10 * 1000;
@@ -141,6 +144,7 @@ public class WifiSettings extends RestrictedSettingsFragment
private final AtomicBoolean mConnected = new AtomicBoolean(false);
private WifiDialog mDialog;
private WriteWifiConfigToNfcDialog mWifiToNfcDialog;
private TextView mEmptyView;
@@ -205,13 +209,13 @@ public class WifiSettings extends RestrictedSettingsFragment
public void onCreate(Bundle icicle) {
// Set this flag early, as it's needed by getHelpResource(), which is called by super
mSetupWizardMode = getActivity().getIntent().getBooleanExtra(EXTRA_IS_FIRST_RUN, false);
super.onCreate(icicle);
}
@Override
public View onCreateView(final LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
if (mSetupWizardMode) {
View view = inflater.inflate(R.layout.setup_preference, container, false);
View other = view.findViewById(R.id.other_network);
@@ -471,6 +475,7 @@ public class WifiSettings extends RestrictedSettingsFragment
if (mWifiEnabler != null) {
mWifiEnabler.pause();
}
getActivity().unregisterReceiver(mReceiver);
mScanner.pause();
}
@@ -599,6 +604,11 @@ public class WifiSettings extends RestrictedSettingsFragment
if (mSelectedAccessPoint.networkId != INVALID_NETWORK_ID) {
menu.add(Menu.NONE, MENU_ID_FORGET, 0, R.string.wifi_menu_forget);
menu.add(Menu.NONE, MENU_ID_MODIFY, 0, R.string.wifi_menu_modify);
if (mSelectedAccessPoint.security != AccessPoint.SECURITY_NONE) {
// Only allow writing of NFC tags for password-protected networks.
menu.add(Menu.NONE, MENU_ID_WRITE_NFC, 0, "Write to NFC Tag");
}
}
}
}
@@ -632,6 +642,10 @@ public class WifiSettings extends RestrictedSettingsFragment
showDialog(mSelectedAccessPoint, true);
return true;
}
case MENU_ID_WRITE_NFC:
showDialog(WRITE_NFC_DIALOG_ID);
return true;
}
return super.onContextItemSelected(item);
}
@@ -681,7 +695,7 @@ public class WifiSettings extends RestrictedSettingsFragment
mAccessPointSavedState = null;
}
}
// If it's still null, fine, it's for Add Network
// If it's null, fine, it's for Add Network
mSelectedAccessPoint = ap;
mDialog = new WifiDialog(getActivity(), this, ap, mDlgEdit);
return mDialog;
@@ -727,6 +741,10 @@ public class WifiSettings extends RestrictedSettingsFragment
}
})
.create();
case WRITE_NFC_DIALOG_ID:
mWifiToNfcDialog =new WriteWifiConfigToNfcDialog(
getActivity(), mSelectedAccessPoint, mWifiManager);
return mWifiToNfcDialog;
}
return super.onCreateDialog(dialogId);
@@ -991,8 +1009,7 @@ public class WifiSettings extends RestrictedSettingsFragment
mRetry = 0;
Activity activity = getActivity();
if (activity != null) {
Toast.makeText(activity, R.string.wifi_fail_to_scan,
Toast.LENGTH_LONG).show();
Toast.makeText(activity, R.string.wifi_fail_to_scan, Toast.LENGTH_LONG).show();
}
return;
}