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Commit bc864450 authored by Roman Birg's avatar Roman Birg
Browse files

Settings: handle decrypting larger pattern sizes 



Change-Id: Id24d46829063171fa87cabb23a7da378726d7548
Signed-off-by: default avatarRoman Birg <roman@cyngn.com>
parent f47c70b1

res/layout/crypt_keeper_pattern_entry.xml

+12 −0
Original line number Diff line number Diff line
@@ -36,6 +36,18 @@ 


    </LinearLayout>



    <LinearLayout

            android:id="@+id/pattern_sizes"

            android:layout_width="match_parent"

            android:layout_height="wrap_content"

            android:layout_marginStart="@dimen/crypt_keeper_pattern_margin"

            android:layout_marginEnd="@dimen/crypt_keeper_pattern_margin"

            android:orientation="horizontal">



        <include layout="@layout/crypt_keeper_pattern_sizes" />



    </LinearLayout>



    <include layout="@layout/crypt_keeper_emergency_button" />



</LinearLayout>

res/layout/crypt_keeper_pattern_sizes.xml

0 → 100644
+73 −0
Original line number Diff line number Diff line 
<?xml version="1.0" encoding="utf-8"?>

<!--

     Copyright (C) 2015 The CyanogenMod Project



     Licensed under the Apache License, Version 2.0 (the "License");

     you may not use this file except in compliance with the License.

     You may obtain a copy of the License at



          http://www.apache.org/licenses/LICENSE-2.0



     Unless required by applicable law or agreed to in writing, software

     distributed under the License is distributed on an "AS IS" BASIS,

     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

     See the License for the specific language governing permissions and

     limitations under the License.

-->

<merge xmlns:android="http://schemas.android.com/apk/res/android">



    <Button

            android:id="@+id/lock_pattern_size_3"

            android:layout_width="0dp"

            android:layout_height="wrap_content"

            android:layout_gravity="center_horizontal"

            android:textSize="14sp"

            android:fontFamily="sans-serif"

            android:text="@string/lock_pattern_size_3"

            android:textColor="@color/text_color_white"

            android:layout_weight="1"

            android:onClick="onPatternButtonClick"

            style="?android:attr/borderlessButtonStyle"/>



    <Button

            android:id="@+id/lock_pattern_size_4"

            android:layout_width="0dp"

            android:layout_height="wrap_content"

            android:layout_gravity="center_horizontal"

            android:textSize="14sp"

            android:fontFamily="sans-serif"

            android:text="@string/lock_pattern_size_4"

            android:textColor="@color/text_color_white"

            android:layout_weight="1"

            android:onClick="onPatternButtonClick"

            style="?android:attr/borderlessButtonStyle"/>



    <Button

            android:id="@+id/lock_pattern_size_5"

            android:layout_width="0dp"

            android:layout_height="wrap_content"

            android:layout_gravity="center_horizontal"

            android:textSize="14sp"

            android:fontFamily="sans-serif"

            android:text="@string/lock_pattern_size_5"

            android:textColor="@color/text_color_white"

            android:layout_weight="1"

            android:onClick="onPatternButtonClick"

            style="?android:attr/borderlessButtonStyle"/>



    <Button

            android:id="@+id/lock_pattern_size_6"

            android:layout_width="0dp"

            android:layout_height="wrap_content"

            android:layout_gravity="center_horizontal"

            android:textSize="14sp"

            android:fontFamily="sans-serif"

            android:text="@string/lock_pattern_size_6"

            android:textColor="@color/text_color_white"

            android:layout_weight="1"

            android:onClick="onPatternButtonClick"

            style="?android:attr/borderlessButtonStyle"/>





</merge >

src/com/android/settings/CryptKeeper.java

+35 −2
Original line number Diff line number Diff line
@@ -48,6 +48,8 @@ import android.util.Log; 
import android.view.KeyEvent;

import android.view.MotionEvent;

import android.view.View;

import android.view.ViewGroup;

import android.view.WindowManager;

import android.view.View.OnClickListener;

import android.view.View.OnKeyListener;

import android.view.View.OnTouchListener;
@@ -208,6 +210,7 @@ public class CryptKeeper extends Activity implements TextView.OnEditorActionList 
                hide(R.id.lockPattern);

                hide(R.id.owner_info);

                hide(R.id.emergencyCallButton);

                hide(R.id.pattern_sizes);

            } else if (failedAttempts == MAX_FAILED_ATTEMPTS) {

                // Factory reset the device.

                if(mMdtpActivated){
@@ -710,8 +713,13 @@ public class CryptKeeper extends Activity implements TextView.OnEditorActionList 
        if (mPasswordEntry != null) {

            mPasswordEntry.setEnabled(false);

        }



        final ViewGroup sizes = (ViewGroup) findViewById(R.id.status);

        if (mLockPatternView != null) {

            mLockPatternView.setEnabled(false);

            if (sizes != null) {

                sizes.setEnabled(false);

            }

        }



        final TextView status = (TextView) findViewById(R.id.status);
@@ -751,8 +759,8 @@ public class CryptKeeper extends Activity implements TextView.OnEditorActionList 
        public void onPatternDetected(List<LockPatternView.Cell> pattern) {

            mLockPatternView.setEnabled(false);

            if (pattern.size() >= MIN_LENGTH_BEFORE_REPORT) {

                new DecryptTask().execute(new LockPatternUtils(CryptKeeper.this)

                        .patternToString(pattern));

                new DecryptTask().execute(LockPatternUtils.patternToString(pattern,

                        mLockPatternView.getLockPatternSize()));

            } else {

                // Allow user to make as many of these as they want.

                fakeUnlockAttempt(mLockPatternView);
@@ -1059,4 +1067,29 @@ public class CryptKeeper extends Activity implements TextView.OnEditorActionList 
        pm.setComponentEnabledSetting(name, PackageManager.COMPONENT_ENABLED_STATE_DISABLED,

                PackageManager.DONT_KILL_APP);

    }



    public void onPatternButtonClick(View v) {

        byte size;

        switch (v.getId()) {

            default:

            case R.id.lock_pattern_size_3:

                size = 3;

                break;

            case R.id.lock_pattern_size_4:

                size = 4;

                break;

            case R.id.lock_pattern_size_5:

                size = 5;

                break;

            case R.id.lock_pattern_size_6:

                size = 6;

                break;

        }

        if (mLockPatternView != null) {

            setContentView(R.layout.crypt_keeper_pattern_entry);

            passwordEntryInit();

            mLockPatternView.setLockPatternSize(size);

            mLockPatternView.postInvalidate();

        }

    }

}