7/N controllers for remaining Keyguard Password Views.

No real functionality changes (hopefully). Just moving
objects into controllers.

Test: manual
Bug: 166448040
Change-Id: I4b74eddd18d29dd8966caa32c5960ff8be2e6f43

1 files changed, 16 insertions, 213 deletions

diff --git a/packages/SystemUI/src/com/android/keyguard/KeyguardAbsKeyInputView.java b/packages/SystemUI/src/com/android/keyguard/KeyguardAbsKeyInputView.java
index 889309dd72e7..1296990d4931 100644
--- a/packages/SystemUI/src/com/android/keyguard/KeyguardAbsKeyInputView.java
+++ b/packages/SystemUI/src/com/android/keyguard/KeyguardAbsKeyInputView.java
@@ -16,45 +16,30 @@
 
 package com.android.keyguard;
 
-import static com.android.internal.util.LatencyTracker.ACTION_CHECK_CREDENTIAL;
-import static com.android.internal.util.LatencyTracker.ACTION_CHECK_CREDENTIAL_UNLOCKED;
-
 import android.content.Context;
 import android.content.res.ColorStateList;
-import android.os.AsyncTask;
-import android.os.CountDownTimer;
-import android.os.SystemClock;
 import android.util.AttributeSet;
 import android.view.HapticFeedbackConstants;
 import android.view.KeyEvent;
 import android.view.View;
 
-import com.android.internal.util.LatencyTracker;
-import com.android.internal.widget.LockPatternChecker;
 import com.android.internal.widget.LockPatternUtils;
 import com.android.internal.widget.LockscreenCredential;
-import com.android.systemui.Dependency;
 import com.android.systemui.R;
 
 /**
  * Base class for PIN and password unlock screens.
  */
-public abstract class KeyguardAbsKeyInputView extends KeyguardInputView
-        implements EmergencyButton.EmergencyButtonCallback {
+public abstract class KeyguardAbsKeyInputView extends KeyguardInputView {
     protected KeyguardSecurityCallback mCallback;
-    protected LockPatternUtils mLockPatternUtils;
-    protected AsyncTask<?, ?, ?> mPendingLockCheck;
     protected SecurityMessageDisplay mSecurityMessageDisplay;
     protected View mEcaView;
     protected boolean mEnableHaptics;
-    private boolean mDismissing;
-    protected boolean mResumed;
-    private CountDownTimer mCountdownTimer = null;
-    private final KeyguardUpdateMonitor mKeyguardUpdateMonitor;
 
     // To avoid accidental lockout due to events while the device in in the pocket, ignore
     // any passwords with length less than or equal to this length.
     protected static final int MINIMUM_PASSWORD_LENGTH_BEFORE_REPORT = 3;
+    private KeyDownListener mKeyDownListener;
 
     public KeyguardAbsKeyInputView(Context context) {
         this(context, null);
@@ -62,7 +47,10 @@ public abstract class KeyguardAbsKeyInputView extends KeyguardInputView
 
     public KeyguardAbsKeyInputView(Context context, AttributeSet attrs) {
         super(context, attrs);
-        mKeyguardUpdateMonitor = Dependency.get(KeyguardUpdateMonitor.class);
+    }
+
+    void setEnableHaptics(boolean enableHaptics) {
+        mEnableHaptics = enableHaptics;
     }
 
     @Override
@@ -72,28 +60,10 @@ public abstract class KeyguardAbsKeyInputView extends KeyguardInputView
 
     @Override
     public void setLockPatternUtils(LockPatternUtils utils) {
-        mLockPatternUtils = utils;
-        mEnableHaptics = mLockPatternUtils.isTactileFeedbackEnabled();
     }
 
     @Override
     public void reset() {
-        // start fresh
-        mDismissing = false;
-        resetPasswordText(false /* animate */, false /* announce */);
-        // if the user is currently locked out, enforce it.
-        long deadline = mLockPatternUtils.getLockoutAttemptDeadline(
-                KeyguardUpdateMonitor.getCurrentUser());
-        if (shouldLockout(deadline)) {
-            handleAttemptLockout(deadline);
-        } else {
-            resetState();
-        }
-    }
-
-    // Allow subclasses to override this behavior
-    protected boolean shouldLockout(long deadline) {
-        return deadline != 0;
     }
 
     protected abstract int getPasswordTextViewId();
@@ -101,24 +71,7 @@ public abstract class KeyguardAbsKeyInputView extends KeyguardInputView
 
     @Override
     protected void onFinishInflate() {
-        mLockPatternUtils = new LockPatternUtils(mContext);
         mEcaView = findViewById(R.id.keyguard_selector_fade_container);
-
-        EmergencyButton button = findViewById(R.id.emergency_call_button);
-        if (button != null) {
-            button.setCallback(this);
-        }
-    }
-
-    @Override
-    protected void onAttachedToWindow() {
-        super.onAttachedToWindow();
-        mSecurityMessageDisplay = KeyguardMessageArea.findSecurityMessageDisplay(this);
-    }
-
-    @Override
-    public void onEmergencyButtonClickedWhenInCall() {
-        mCallback.reset();
     }
 
     /*
@@ -130,147 +83,14 @@ public abstract class KeyguardAbsKeyInputView extends KeyguardInputView
         return R.string.kg_wrong_password;
     }
 
-    protected void verifyPasswordAndUnlock() {
-        if (mDismissing) return; // already verified but haven't been dismissed; don't do it again.
-
-        final LockscreenCredential password = getEnteredCredential();
-        setPasswordEntryInputEnabled(false);
-        if (mPendingLockCheck != null) {
-            mPendingLockCheck.cancel(false);
-        }
-
-        final int userId = KeyguardUpdateMonitor.getCurrentUser();
-        if (password.size() <= MINIMUM_PASSWORD_LENGTH_BEFORE_REPORT) {
-            // to avoid accidental lockout, only count attempts that are long enough to be a
-            // real password. This may require some tweaking.
-            setPasswordEntryInputEnabled(true);
-            onPasswordChecked(userId, false /* matched */, 0, false /* not valid - too short */);
-            password.zeroize();
-            return;
-        }
-
-        if (LatencyTracker.isEnabled(mContext)) {
-            LatencyTracker.getInstance(mContext).onActionStart(ACTION_CHECK_CREDENTIAL);
-            LatencyTracker.getInstance(mContext).onActionStart(ACTION_CHECK_CREDENTIAL_UNLOCKED);
-        }
-
-        mKeyguardUpdateMonitor.setCredentialAttempted();
-        mPendingLockCheck = LockPatternChecker.checkCredential(
-                mLockPatternUtils,
-                password,
-                userId,
-                new LockPatternChecker.OnCheckCallback() {
-
-                    @Override
-                    public void onEarlyMatched() {
-                        if (LatencyTracker.isEnabled(mContext)) {
-                            LatencyTracker.getInstance(mContext).onActionEnd(
-                                    ACTION_CHECK_CREDENTIAL);
-                        }
-                        onPasswordChecked(userId, true /* matched */, 0 /* timeoutMs */,
-                                true /* isValidPassword */);
-                        password.zeroize();
-                    }
-
-                    @Override
-                    public void onChecked(boolean matched, int timeoutMs) {
-                        if (LatencyTracker.isEnabled(mContext)) {
-                            LatencyTracker.getInstance(mContext).onActionEnd(
-                                    ACTION_CHECK_CREDENTIAL_UNLOCKED);
-                        }
-                        setPasswordEntryInputEnabled(true);
-                        mPendingLockCheck = null;
-                        if (!matched) {
-                            onPasswordChecked(userId, false /* matched */, timeoutMs,
-                                    true /* isValidPassword */);
-                        }
-                        password.zeroize();
-                    }
-
-                    @Override
-                    public void onCancelled() {
-                        // We already got dismissed with the early matched callback, so we cancelled
-                        // the check. However, we still need to note down the latency.
-                        if (LatencyTracker.isEnabled(mContext)) {
-                            LatencyTracker.getInstance(mContext).onActionEnd(
-                                    ACTION_CHECK_CREDENTIAL_UNLOCKED);
-                        }
-                        password.zeroize();
-                    }
-                });
-    }
-
-    private void onPasswordChecked(int userId, boolean matched, int timeoutMs,
-            boolean isValidPassword) {
-        boolean dismissKeyguard = KeyguardUpdateMonitor.getCurrentUser() == userId;
-        if (matched) {
-            mCallback.reportUnlockAttempt(userId, true, 0);
-            if (dismissKeyguard) {
-                mDismissing = true;
-                mCallback.dismiss(true, userId);
-            }
-        } else {
-            if (isValidPassword) {
-                mCallback.reportUnlockAttempt(userId, false, timeoutMs);
-                if (timeoutMs > 0) {
-                    long deadline = mLockPatternUtils.setLockoutAttemptDeadline(
-                            userId, timeoutMs);
-                    handleAttemptLockout(deadline);
-                }
-            }
-            if (timeoutMs == 0) {
-                mSecurityMessageDisplay.setMessage(getWrongPasswordStringId());
-            }
-        }
-        resetPasswordText(true /* animate */, !matched /* announce deletion if no match */);
-    }
-
     protected abstract void resetPasswordText(boolean animate, boolean announce);
     protected abstract LockscreenCredential getEnteredCredential();
     protected abstract void setPasswordEntryEnabled(boolean enabled);
     protected abstract void setPasswordEntryInputEnabled(boolean enabled);
 
-    // Prevent user from using the PIN/Password entry until scheduled deadline.
-    protected void handleAttemptLockout(long elapsedRealtimeDeadline) {
-        setPasswordEntryEnabled(false);
-        long elapsedRealtime = SystemClock.elapsedRealtime();
-        long secondsInFuture = (long) Math.ceil(
-                (elapsedRealtimeDeadline - elapsedRealtime) / 1000.0);
-        mCountdownTimer = new CountDownTimer(secondsInFuture * 1000, 1000) {
-
-            @Override
-            public void onTick(long millisUntilFinished) {
-                int secondsRemaining = (int) Math.round(millisUntilFinished / 1000.0);
-                mSecurityMessageDisplay.setMessage(mContext.getResources().getQuantityString(
-                        R.plurals.kg_too_many_failed_attempts_countdown,
-                        secondsRemaining, secondsRemaining));
-            }
-
-            @Override
-            public void onFinish() {
-                mSecurityMessageDisplay.setMessage("");
-                resetState();
-            }
-        }.start();
-    }
-
-    protected void onUserInput() {
-        if (mCallback != null) {
-            mCallback.userActivity();
-            mCallback.onUserInput();
-        }
-        mSecurityMessageDisplay.setMessage("");
-    }
-
     @Override
     public boolean onKeyDown(int keyCode, KeyEvent event) {
-        // Fingerprint sensor sends a KeyEvent.KEYCODE_UNKNOWN.
-        // We don't want to consider it valid user input because the UI
-        // will already respond to the event.
-        if (keyCode != KeyEvent.KEYCODE_UNKNOWN) {
-            onUserInput();
-        }
-        return false;
+        return mKeyDownListener != null && mKeyDownListener.onKeyDown(keyCode, event);
     }
 
     @Override
@@ -279,38 +99,13 @@ public abstract class KeyguardAbsKeyInputView extends KeyguardInputView
     }
 
     @Override
-    public void onPause() {
-        mResumed = false;
-
-        if (mCountdownTimer != null) {
-            mCountdownTimer.cancel();
-            mCountdownTimer = null;
-        }
-        if (mPendingLockCheck != null) {
-            mPendingLockCheck.cancel(false);
-            mPendingLockCheck = null;
-        }
-        reset();
-    }
-
-    @Override
-    public void onResume(int reason) {
-        mResumed = true;
-    }
-
-    @Override
     public KeyguardSecurityCallback getCallback() {
         return mCallback;
     }
 
     @Override
     public void showPromptReason(int reason) {
-        if (reason != PROMPT_REASON_NONE) {
-            int promtReasonStringRes = getPromptReasonStringRes(reason);
-            if (promtReasonStringRes != 0) {
-                mSecurityMessageDisplay.setMessage(promtReasonStringRes);
-            }
-        }
+
     }
 
     @Override
@@ -336,5 +131,13 @@ public abstract class KeyguardAbsKeyInputView extends KeyguardInputView
     public boolean startDisappearAnimation(Runnable finishRunnable) {
         return false;
     }
+
+    public void setKeyDownListener(KeyDownListener keyDownListener) {
+        mKeyDownListener = keyDownListener;
+    }
+
+    public interface KeyDownListener {
+        boolean onKeyDown(int keyCode, KeyEvent keyEvent);
+    }
 }