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-rw-r--r--src/com/android/settings/FingerprintSettings.java17
1 files changed, 13 insertions, 4 deletions
diff --git a/src/com/android/settings/FingerprintSettings.java b/src/com/android/settings/FingerprintSettings.java
index 749ac113e..00f4b43ab 100644
--- a/src/com/android/settings/FingerprintSettings.java
+++ b/src/com/android/settings/FingerprintSettings.java
@@ -92,6 +92,7 @@ public class FingerprintSettings extends SettingsActivity {
private static final String KEY_MANAGE_CATEGORY = "fingerprint_manage_category";
private static final String KEY_FINGERPRINT_ENABLE_KEYGUARD_TOGGLE =
"fingerprint_enable_keyguard_toggle";
+ private static final String KEY_LAUNCHED_CONFIRM = "launched_confirm";
private static final int MSG_REFRESH_FINGERPRINT_TEMPLATES = 1000;
private static final int MSG_HIGHLIGHT_FINGERPRINT_ITEM = 1001;
@@ -110,6 +111,7 @@ public class FingerprintSettings extends SettingsActivity {
private CancellationSignal mFingerprintCancel;
private int mMaxFingerprintAttempts;
private byte[] mToken;
+ private boolean mLaunchedConfirm;
private AuthenticationCallback mAuthCallback = new AuthenticationCallback() {
@Override
@@ -125,9 +127,12 @@ public class FingerprintSettings extends SettingsActivity {
@Override
public void onAuthenticationError(int errMsgId, CharSequence errString) {
- Toast.makeText(getActivity(), errString, Toast.LENGTH_SHORT);
- if (errMsgId != FingerprintManager.FINGERPRINT_ERROR_CANCELED) {
- retryFingerprint(false);
+ // get activity will be null on a screen rotation
+ if (getActivity() != null) {
+ Toast.makeText(getActivity(), errString, Toast.LENGTH_SHORT);
+ if (errMsgId != FingerprintManager.FINGERPRINT_ERROR_CANCELED) {
+ retryFingerprint(false);
+ }
}
}
@@ -191,13 +196,16 @@ public class FingerprintSettings extends SettingsActivity {
if (savedInstanceState != null) {
mToken = savedInstanceState.getByteArray(
ChooseLockSettingsHelper.EXTRA_KEY_CHALLENGE_TOKEN);
+ mLaunchedConfirm = savedInstanceState.getBoolean(
+ KEY_LAUNCHED_CONFIRM, false);
}
mFingerprintManager = (FingerprintManager) getActivity().getSystemService(
Context.FINGERPRINT_SERVICE);
// Need to authenticate a session token if none
- if (mToken == null) {
+ if (mToken == null && mLaunchedConfirm == false) {
+ mLaunchedConfirm = true;
launchChooseOrConfirmLock();
}
}
@@ -307,6 +315,7 @@ public class FingerprintSettings extends SettingsActivity {
public void onSaveInstanceState(final Bundle outState) {
outState.putByteArray(ChooseLockSettingsHelper.EXTRA_KEY_CHALLENGE_TOKEN,
mToken);
+ outState.putBoolean(KEY_LAUNCHED_CONFIRM, mLaunchedConfirm);
}
@Override