Lockscreen : Quick unlock

Unlock password/pin lockscreen without pressing enter button

Patchset 2 : Remove unecessary intialization

Change-Id: Iecb5ed52ef28234f6adad813906dc885296a157c

1 files changed, 20 insertions, 0 deletions

diff --git a/policy/src/com/android/internal/policy/impl/PasswordUnlockScreen.java b/policy/src/com/android/internal/policy/impl/PasswordUnlockScreen.java
index 06cd69e..798add6 100644
--- a/policy/src/com/android/internal/policy/impl/PasswordUnlockScreen.java
+++ b/policy/src/com/android/internal/policy/impl/PasswordUnlockScreen.java
@@ -76,6 +76,7 @@ public class PasswordUnlockScreen extends LinearLayout implements KeyguardScreen
 
     private final KeyguardStatusViewManager mStatusViewManager;
     private final boolean mUseSystemIME = true; // TODO: Make configurable
+    private boolean mQuickUnlock;
     private boolean mResuming; // used to prevent poking the wakelock during onResume()
 
     // To avoid accidental lockout due to events while the device in in the pocket, ignore
@@ -166,6 +167,10 @@ public class PasswordUnlockScreen extends LinearLayout implements KeyguardScreen
                 mCallback.pokeWakelock();
             }
         });
+
+        mQuickUnlock = (Settings.System.getInt(mContext.getContentResolver(),
+                Settings.System.LOCKSCREEN_QUICK_UNLOCK_CONTROL, 0) == 1);
+
         mPasswordEntry.addTextChangedListener(new TextWatcher() {
             public void onTextChanged(CharSequence s, int start, int before, int count) {
             }
@@ -177,6 +182,21 @@ public class PasswordUnlockScreen extends LinearLayout implements KeyguardScreen
                 if (!mResuming) {
                     mCallback.pokeWakelock();
                 }
+                if (mQuickUnlock) {
+                    String entry = mPasswordEntry.getText().toString();
+                    if (entry.length() > MINIMUM_PASSWORD_LENGTH_BEFORE_REPORT) {
+                        if (mLockPatternUtils.checkPassword(entry)) {
+                            mCallback.keyguardDone(true);
+                            mCallback.reportSuccessfulUnlockAttempt();
+                        } else {
+                            mCallback.reportFailedUnlockAttempt();
+                            if (0 == (mUpdateMonitor.getFailedAttempts() % LockPatternUtils.FAILED_ATTEMPTS_BEFORE_TIMEOUT)) {
+                                long deadline = mLockPatternUtils.setLockoutAttemptDeadline();
+                                handleAttemptLockout(deadline);
+                            }
+                        }
+                    }
+                }
             }
         });