Fix 2673731: Added password history

Change-Id: I6198833e099ec1f33309dc26b28e0fd4a6edb288

res/values/strings.xml

@@ -605,6 +605,9 @@
     <!-- Error shown when in PIN mode and user enters a non-digit -->
     <string name="lockpassword_pin_contains_non_digits">PIN must contain only digits 0-9</string>
 
+    <!-- Error shown when in PIN mode and PIN has been used recently -->
+    <string name="lockpassword_pin_recently_used">PIN has been used recently</string>
+
     <!-- Error shown when in PASSWORD mode and user enters an invalid character -->
     <string name="lockpassword_illegal_character">Password contains an illegal character</string>
 
@@ -617,6 +620,9 @@
     <!-- Error shown when in PASSWORD mode and password doesn't contain any symbols -->
     <string name="lockpassword_password_requires_symbol">Password must contain at least one symbol</string>
 
+    <!-- Error shown when in PASSWORD mode and password has been used recently -->
+    <string name="lockpassword_password_recently_used">Password has been used recently</string>
+
     <!-- Label for ChoosePassword/PIN OK button -->
     <string name="lockpassword_ok_label">OK</string>
 

src/com/android/settings/ChooseLockPassword.java

@@ -249,6 +249,10 @@ public class ChooseLockPassword extends Activity implements OnClickListener, OnE
                 return getString(R.string.lockpassword_password_requires_symbol);
             }
         }
+        if(mLockPatternUtils.checkPasswordHistory(password)) {
+            return getString(mIsAlphaMode ? R.string.lockpassword_password_recently_used
+                    : R.string.lockpassword_pin_recently_used);
+        }
         return null;
     }
 
@@ -306,7 +310,7 @@ public class ChooseLockPassword extends Activity implements OnClickListener, OnE
 
     public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
         // Check if this was the result of hitting the enter key
-        if (actionId == EditorInfo.IME_NULL) {
+        if (actionId == EditorInfo.IME_NULL && event.getAction() == KeyEvent.ACTION_DOWN) {
             handleNext();
             return true;
         }