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Merge "Simplify FingerprintSettings" into mnc-dev

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This commit is contained in:
Jim Miller
2015-07-17 21:05:06 +00:00
committed by Android (Google) Code Review
parent 0c03b50a02 8e83475024
commit bf9a425d5c
1 changed files with 46 additions and 30 deletions
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76
src/com/android/settings/fingerprint/FingerprintSettings.java
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@@ -81,6 +81,7 @@ public class FingerprintSettings extends SubSettings {
* result.
*/
static final int RESULT_FINISHED = RESULT_FIRST_USER;
private static final long LOCKOUT_DURATION = 30000; // time we have to wait for fp to reset, ms
@Override
public Intent getIntent() {
@@ -129,7 +130,7 @@ public class FingerprintSettings extends SubSettings {
private FingerprintManager mFingerprintManager;
private CancellationSignal mFingerprintCancel;
private int mMaxFingerprintAttempts;
private boolean mInFingerprintLockout;
private byte[] mToken;
private boolean mLaunchedConfirm;
private Drawable mHighlightDrawable;
@@ -185,32 +186,16 @@ public class FingerprintSettings extends SubSettings {
case MSG_FINGER_AUTH_SUCCESS:
mFingerprintCancel = null;
highlightFingerprintItem(msg.arg1);
retryFingerprint(true);
retryFingerprint();
break;
case MSG_FINGER_AUTH_FAIL:
mFingerprintCancel = null;
retryFingerprint(true);
// No action required... fingerprint will allow up to 5 of these
break;
case MSG_FINGER_AUTH_ERROR: {
mFingerprintCancel = null;
// get activity will be null on a screen rotation
final Activity activity = getActivity();
if (activity != null) {
CharSequence errString = (CharSequence) msg.obj;
Toast.makeText(activity, errString , Toast.LENGTH_SHORT);
}
final int errMsgId = msg.arg1;
if (errMsgId != FingerprintManager.FINGERPRINT_ERROR_CANCELED) {
retryFingerprint(false);
}
}
case MSG_FINGER_AUTH_ERROR:
handleError(msg.arg1 /* errMsgId */, (CharSequence) msg.obj /* errStr */ );
break;
case MSG_FINGER_AUTH_HELP: {
final Activity activity = getActivity();
if (activity != null) {
CharSequence helpString = (CharSequence) msg.obj;
Toast.makeText(activity, helpString , Toast.LENGTH_SHORT);
}
// Not used
}
break;
}
@@ -218,22 +203,45 @@ public class FingerprintSettings extends SubSettings {
};
private void stopFingerprint() {
if (mFingerprintCancel != null) {
if (mFingerprintCancel != null && !mFingerprintCancel.isCanceled()) {
mFingerprintCancel.cancel();
}
mFingerprintCancel = null;
}
/**
* @param errMsgId
*/
protected void handleError(int errMsgId, CharSequence msg) {
mFingerprintCancel = null;
switch (errMsgId) {
case FingerprintManager.FINGERPRINT_ERROR_CANCELED:
return; // Only happens if we get preempted by another activity. Ignored.
case FingerprintManager.FINGERPRINT_ERROR_LOCKOUT:
mInFingerprintLockout = true;
// We've been locked out. Reset after 30s.
if (!mHandler.hasCallbacks(mFingerprintLockoutReset)) {
mHandler.postDelayed(mFingerprintLockoutReset,
LOCKOUT_DURATION);
}
// Fall through to show message
default:
// Activity can be null on a screen rotation.
final Activity activity = getActivity();
if (activity != null) {
Toast.makeText(activity, msg , Toast.LENGTH_SHORT);
}
break;
}
retryFingerprint(); // start again
}
private void retryFingerprint(boolean resetAttempts) {
if (resetAttempts) {
mMaxFingerprintAttempts = 0;
}
if (mMaxFingerprintAttempts < MAX_RETRY_ATTEMPTS && mFingerprintCancel == null) {
private void retryFingerprint() {
if (!mInFingerprintLockout) {
mFingerprintCancel = new CancellationSignal();
mFingerprintManager.authenticate(null, mFingerprintCancel, 0 /* flags */,
mAuthCallback, null);
}
mMaxFingerprintAttempts++;
}
@Override
@@ -361,7 +369,7 @@ public class FingerprintSettings extends SubSettings {
private void updatePreferences() {
createPreferenceHierarchy();
retryFingerprint(true);
retryFingerprint();
}
@Override
@@ -508,6 +516,14 @@ public class FingerprintSettings extends SubSettings {
updatePreferences();
}
private final Runnable mFingerprintLockoutReset = new Runnable() {
@Override
public void run() {
mInFingerprintLockout = false;
retryFingerprint();
}
};
public static class RenameDeleteDialog extends DialogFragment {
private Fingerprint mFp;