diff options
Diffstat (limited to 'packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java')
| -rw-r--r-- | packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java | 103 |
1 files changed, 68 insertions, 35 deletions
diff --git a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java index 40dcd0d..afa5ae2 100644 --- a/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java +++ b/packages/Keyguard/src/com/android/keyguard/KeyguardUpdateMonitor.java @@ -29,36 +29,19 @@ import android.content.Intent; import android.content.IntentFilter; import android.database.ContentObserver; import android.graphics.Bitmap; - -import static android.os.BatteryManager.BATTERY_STATUS_FULL; -import static android.os.BatteryManager.BATTERY_STATUS_UNKNOWN; -import static android.os.BatteryManager.BATTERY_HEALTH_UNKNOWN; -import static android.os.BatteryManager.EXTRA_STATUS; -import static android.os.BatteryManager.EXTRA_PLUGGED; -import static android.os.BatteryManager.EXTRA_LEVEL; -import static android.os.BatteryManager.EXTRA_HEALTH; -import static android.os.BatteryManager.EXTRA_MAX_CHARGING_CURRENT; - +import android.hardware.fingerprint.FingerprintManager; +import android.hardware.fingerprint.FingerprintManager.AuthenticationCallback; +import android.hardware.fingerprint.FingerprintManager.AuthenticationResult; import android.media.AudioManager; import android.os.BatteryManager; import android.os.CancellationSignal; import android.os.Handler; import android.os.IRemoteCallback; import android.os.Message; -import android.os.PowerManager; import android.os.RemoteException; import android.os.SystemClock; import android.os.UserHandle; import android.provider.Settings; - -import com.android.internal.telephony.IccCardConstants; -import com.android.internal.telephony.IccCardConstants.State; -import com.android.internal.telephony.PhoneConstants; -import com.android.internal.telephony.TelephonyIntents; - -import android.hardware.fingerprint.FingerprintManager; -import android.hardware.fingerprint.FingerprintManager.AuthenticationCallback; -import android.hardware.fingerprint.FingerprintManager.AuthenticationResult; import android.telephony.ServiceState; import android.telephony.SubscriptionInfo; import android.telephony.SubscriptionManager; @@ -71,6 +54,11 @@ import android.util.SparseIntArray; import com.google.android.collect.Lists; +import com.android.internal.telephony.IccCardConstants; +import com.android.internal.telephony.IccCardConstants.State; +import com.android.internal.telephony.PhoneConstants; +import com.android.internal.telephony.TelephonyIntents; + import java.io.FileDescriptor; import java.io.PrintWriter; import java.lang.ref.WeakReference; @@ -79,6 +67,15 @@ import java.util.HashMap; import java.util.List; import java.util.Map.Entry; +import static android.os.BatteryManager.BATTERY_HEALTH_UNKNOWN; +import static android.os.BatteryManager.BATTERY_STATUS_FULL; +import static android.os.BatteryManager.BATTERY_STATUS_UNKNOWN; +import static android.os.BatteryManager.EXTRA_HEALTH; +import static android.os.BatteryManager.EXTRA_LEVEL; +import static android.os.BatteryManager.EXTRA_MAX_CHARGING_CURRENT; +import static android.os.BatteryManager.EXTRA_PLUGGED; +import static android.os.BatteryManager.EXTRA_STATUS; + /** * Watches for updates that may be interesting to the keyguard, and provides * the up to date information as well as a registration for callbacks that care @@ -138,6 +135,24 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener { private static final int MSG_SCREEN_TURNED_ON = 331; private static final int MSG_SCREEN_TURNED_OFF = 332; + /** Fingerprint state: Not listening to fingerprint. */ + private static final int FINGERPRINT_STATE_STOPPED = 0; + + /** Fingerprint state: Listening. */ + private static final int FINGERPRINT_STATE_RUNNING = 1; + + /** + * Fingerprint state: Cancelling and waiting for the confirmation from FingerprintService to + * send us the confirmation that cancellation has happened. + */ + private static final int FINGERPRINT_STATE_CANCELLING = 2; + + /** + * Fingerprint state: During cancelling we got another request to start listening, so when we + * receive the cancellation done signal, we should start listening again. + */ + private static final int FINGERPRINT_STATE_CANCELLING_RESTARTING = 3; + private static KeyguardUpdateMonitor sInstance; private final Context mContext; @@ -180,8 +195,8 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener { private SubscriptionManager mSubscriptionManager; private AlarmManager mAlarmManager; private List<SubscriptionInfo> mSubscriptionInfo; - private boolean mFingerprintDetectionRunning; private TrustManager mTrustManager; + private int mFingerprintRunningState = FINGERPRINT_STATE_STOPPED; private final Handler mHandler = new Handler() { @Override @@ -275,8 +290,6 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener { private static int sCurrentUser; - private int mFpWakeMode; - public synchronized static void setCurrentUser(int currentUser) { sCurrentUser = currentUser; } @@ -429,7 +442,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener { } onFingerprintAuthenticated(userId); } finally { - setFingerprintRunningDetectionRunning(false); + setFingerprintRunningState(FINGERPRINT_STATE_STOPPED); } } @@ -443,7 +456,13 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener { } private void handleFingerprintError(int msgId, String errString) { - setFingerprintRunningDetectionRunning(false); + if (msgId == FingerprintManager.FINGERPRINT_ERROR_CANCELED + && mFingerprintRunningState == FINGERPRINT_STATE_CANCELLING_RESTARTING) { + setFingerprintRunningState(FINGERPRINT_STATE_STOPPED); + startListeningForFingerprint(); + } else { + setFingerprintRunningState(FINGERPRINT_STATE_STOPPED); + } for (int i = 0; i < mCallbacks.size(); i++) { KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get(); if (cb != null) { @@ -452,9 +471,15 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener { } } - private void setFingerprintRunningDetectionRunning(boolean running) { - if (running != mFingerprintDetectionRunning) { - mFingerprintDetectionRunning = running; + private void setFingerprintRunningState(int fingerprintRunningState) { + boolean wasRunning = mFingerprintRunningState == FINGERPRINT_STATE_RUNNING; + boolean isRunning = fingerprintRunningState == FINGERPRINT_STATE_RUNNING; + mFingerprintRunningState = fingerprintRunningState; + + // Clients of KeyguardUpdateMonitor don't care about the internal state about the + // asynchronousness of the cancel cycle. So only notify them if the actualy running state + // has changed. + if (wasRunning != isRunning) { notifyFingerprintRunningStateChanged(); } } @@ -463,7 +488,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener { for (int i = 0; i < mCallbacks.size(); i++) { KeyguardUpdateMonitorCallback cb = mCallbacks.get(i).get(); if (cb != null) { - cb.onFingerprintRunningStateChanged(mFingerprintDetectionRunning); + cb.onFingerprintRunningStateChanged(isFingerprintDetectionRunning()); } } } @@ -482,7 +507,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener { } public boolean isFingerprintDetectionRunning() { - return mFingerprintDetectionRunning; + return mFingerprintRunningState == FINGERPRINT_STATE_RUNNING; } private boolean isTrustDisabled(int userId) { @@ -955,9 +980,10 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener { private void updateFingerprintListeningState() { boolean shouldListenForFingerprint = shouldListenForFingerprint(); - if (mFingerprintDetectionRunning && !shouldListenForFingerprint) { + if (mFingerprintRunningState == FINGERPRINT_STATE_RUNNING && !shouldListenForFingerprint) { stopListeningForFingerprint(); - } else if (!mFingerprintDetectionRunning && shouldListenForFingerprint) { + } else if (mFingerprintRunningState != FINGERPRINT_STATE_RUNNING + && shouldListenForFingerprint) { startListeningForFingerprint(); } } @@ -968,6 +994,10 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener { } private void startListeningForFingerprint() { + if (mFingerprintRunningState == FINGERPRINT_STATE_CANCELLING) { + setFingerprintRunningState(FINGERPRINT_STATE_CANCELLING_RESTARTING); + return; + } if (DEBUG) Log.v(TAG, "startListeningForFingerprint()"); int userId = ActivityManager.getCurrentUser(); if (isUnlockWithFingerprintPossible(userId)) { @@ -978,7 +1008,7 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener { } mFingerprintCancelSignal = new CancellationSignal(); mFpm.authenticate(null, mFingerprintCancelSignal, 0, mAuthenticationCallback, null, userId); - setFingerprintRunningDetectionRunning(true); + setFingerprintRunningState(FINGERPRINT_STATE_RUNNING); } } @@ -989,11 +1019,14 @@ public class KeyguardUpdateMonitor implements TrustManager.TrustListener { private void stopListeningForFingerprint() { if (DEBUG) Log.v(TAG, "stopListeningForFingerprint()"); - if (isFingerprintDetectionRunning()) { + if (mFingerprintRunningState == FINGERPRINT_STATE_RUNNING) { mFingerprintCancelSignal.cancel(); mFingerprintCancelSignal = null; + setFingerprintRunningState(FINGERPRINT_STATE_CANCELLING); + } + if (mFingerprintRunningState == FINGERPRINT_STATE_CANCELLING_RESTARTING) { + setFingerprintRunningState(FINGERPRINT_STATE_CANCELLING); } - setFingerprintRunningDetectionRunning(false); } private boolean isDeviceProvisionedInSettingsDb() { |