First shot on Material design (prefrences not working)

app/build.gradle

@@ -3,14 +3,14 @@ apply from: 'copyLibs.gradle'    // enable 'copyLibs.gradle' script plugin
 apply plugin: 'eclipse'
 
 android {
-    compileSdkVersion 19
+    compileSdkVersion 21
-    buildToolsVersion "19.1.0"
+    buildToolsVersion "21.0.1"
     defaultConfig {
         applicationId "com.zeapo.pwdstore"
         minSdkVersion 15
-        targetSdkVersion 19
+        targetSdkVersion 21
-        versionCode 15
+        versionCode 16
-        versionName "1.1-b8"
+        versionName "1.2-b1"
     }
     buildTypes {
         release {
@@ -29,6 +29,8 @@ repositories {
 }
 
 dependencies {
+    compile "com.android.support:appcompat-v7:21.+"
+
     //compile fileTree(dir: 'libs', include: ['*.jar'])
     compile project(':libraries:openpgp-api-lib')
     compile 'org.eclipse.jgit:org.eclipse.jgit:3.5.+'

app/src/main/java/com/zeapo/pwdstore/PasswordFragment.java

@@ -4,7 +4,9 @@ import android.app.Activity;
 import android.content.Context;
 import android.os.Bundle;
 import android.app.Fragment;
+import android.support.v7.app.ActionBarActivity;
 import android.util.Log;
+import android.view.KeyEvent;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -27,7 +29,9 @@ import com.zeapo.pwdstore.utils.PasswordItem;
 import com.zeapo.pwdstore.utils.PasswordRepository;
 
 import java.io.File;
+import java.util.ArrayList;
 import java.util.List;
+import java.util.Stack;
 
 /**
  * A fragment representing a list of Items.
@@ -36,7 +40,10 @@ import java.util.List;
  * with a GridView.
  * <p />
  */
-public class PasswordFragment extends Fragment implements SwipeListViewListener {
+public class PasswordFragment extends Fragment implements SwipeListViewListener{
+
+    // store the pass files list in a stack
+    private Stack<ArrayList<PasswordItem>> passListStack;
 
     private OnFragmentInteractionListener mListener;
 
@@ -62,6 +69,9 @@ public class PasswordFragment extends Fragment implements SwipeListViewListener
         super.onCreate(savedInstanceState);
 
         String path = getArguments().getString("Path");
+
+        passListStack = new Stack<ArrayList<PasswordItem>>();
+
         mAdapter = new PasswordAdapter((PasswordStore) getActivity(), PasswordRepository.getPasswords(new File(path)));
     }
 
@@ -74,8 +84,6 @@ public class PasswordFragment extends Fragment implements SwipeListViewListener
         mListView = (SwipeListView) view.findViewById(R.id.pass_list);
         ((AdapterView<ListAdapter>) mListView).setAdapter(mAdapter);
         mListView.setSwipeListViewListener(this);
-        mListView.setSelectionFromTop(getArguments().getInt("Position"), 0);
-
         return view;
     }
 
@@ -83,7 +91,23 @@ public class PasswordFragment extends Fragment implements SwipeListViewListener
     public void onAttach(Activity activity) {
         super.onAttach(activity);
         try {
-            mListener = (OnFragmentInteractionListener) activity;
+            mListener = new OnFragmentInteractionListener() {
+                @Override
+                public void onFragmentInteraction(PasswordItem item) {
+                    if (item.getType() == PasswordItem.TYPE_CATEGORY) {
+                        passListStack.push((ArrayList<PasswordItem>) mAdapter.getValues().clone());
+                        mAdapter.clear();
+                        mAdapter.addAll(PasswordRepository.getPasswords(item.getFile()));
+
+                        ((ActionBarActivity) getActivity()).getSupportActionBar().setDisplayHomeAsUpEnabled(true);
+                    }
+                }
+
+                @Override
+                public void savePosition(Integer position) {
+
+                }
+            };
         } catch (ClassCastException e) {
             throw new ClassCastException(activity.toString()
                 + " must implement OnFragmentInteractionListener");
@@ -195,4 +219,12 @@ public class PasswordFragment extends Fragment implements SwipeListViewListener
         mListView.setAdapter((ListAdapter) mAdapter);
     }
 
+    public void popBack() {
+        mAdapter.clear();
+        mAdapter.addAll(passListStack.pop());
+    }
+
+    public boolean isNotEmpty() {
+        return !passListStack.isEmpty();
+    }
 }

app/src/main/java/com/zeapo/pwdstore/PasswordStore.java

@@ -10,6 +10,7 @@ import android.content.SharedPreferences;
 import android.net.Uri;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
+import android.support.v7.app.ActionBarActivity;
 import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -25,10 +26,11 @@ import org.eclipse.jgit.api.Git;
 
 import java.io.File;
 import java.io.IOException;
+import java.util.ArrayList;
 import java.util.Stack;
 
 
-public class PasswordStore extends Activity  implements ToCloneOrNot.OnFragmentInteractionListener, PasswordFragment.OnFragmentInteractionListener {
+public class PasswordStore extends ActionBarActivity implements ToCloneOrNot.OnFragmentInteractionListener {
     private Stack<Integer> scrollPositions;
     /** if we leave the activity to do something, do not add any other fragment */
     public boolean leftActivity = false;
@@ -76,6 +78,7 @@ public class PasswordStore extends Activity  implements ToCloneOrNot.OnFragmentI
         // as you specify a parent activity in AndroidManifest.xml.
         int id = item.getItemId();
         Intent intent;
+        Log.d("PASS", "Menu item " + id + " pressed");
 
         AlertDialog.Builder initBefore = new AlertDialog.Builder(this)
                 .setMessage("Please clone or create a new repository below before trying to add a password or any synchronization operation.")
@@ -137,6 +140,11 @@ public class PasswordStore extends Activity  implements ToCloneOrNot.OnFragmentI
                 refreshListAdapter();
                 return true;
 
+            case android.R.id.home:
+                Log.d("PASS", "Home pressed");
+                this.onBackPressed();
+                break;
+
             default:
                 break;
         }
@@ -266,41 +274,42 @@ public class PasswordStore extends Activity  implements ToCloneOrNot.OnFragmentI
                 fragmentTransaction.commit();
                 break;
             default:
-                PasswordRepository.setInitialized(true);
-                PasswordFragment passFrag = new PasswordFragment();
-                Bundle args = new Bundle();
-                args.putString("Path", localDir.getAbsolutePath());
 
-                if (!scrollPositions.isEmpty())
+                if (fragmentManager.findFragmentByTag("PasswordsList") == null) {
-                    args.putInt("Position", scrollPositions.pop());
+                    PasswordRepository.setInitialized(true);
-                else
+                    PasswordFragment passFrag = new PasswordFragment();
-                    args.putInt("Position", 0);
+                    Bundle args = new Bundle();
+                    args.putString("Path", localDir.getAbsolutePath());
 
-                passFrag.setArguments(args);
+                    passFrag.setArguments(args);
 
-                if (fragmentManager.findFragmentByTag("PasswordsList") != null)
                     fragmentTransaction.addToBackStack("passlist");
 
-                fragmentTransaction.replace(R.id.main_layout, passFrag, "PasswordsList");
+                    fragmentTransaction.replace(R.id.main_layout, passFrag, "PasswordsList");
-                fragmentTransaction.commit();
+                    fragmentTransaction.commit();
+                }
         }
 
         this.leftActivity = false;
     }
 
-    /** Stack the positions the different fragments were at */
-    @Override
-    public void savePosition(Integer position) {
-        this.scrollPositions.push(position);
-    }
 
-    /* If an item is clicked in the list of passwords, this will be triggered */
+
     @Override
-    public void onFragmentInteraction(PasswordItem item) {
+    public void onBackPressed() {
-        if (item.getType() == PasswordItem.TYPE_CATEGORY) {
+        PasswordFragment plist;
-            checkLocalRepository(item.getFile());
+        if  ((null != (plist = (PasswordFragment) getFragmentManager().findFragmentByTag("PasswordsList"))) &&
+                plist.isNotEmpty()) {
+            plist.popBack();
+        } else {
+            super.onBackPressed();
+        }
+
+        if (!plist.isNotEmpty()) {
+            getSupportActionBar().setDisplayHomeAsUpEnabled(false);
         }
     }
+
     public void decryptPassword(PasswordItem item) {
         try {
             this.leftActivity = true;

app/src/main/java/com/zeapo/pwdstore/utils/PasswordAdapter.java

@@ -41,6 +41,9 @@ public class PasswordAdapter extends ArrayAdapter<PasswordItem>{
         this.activity = activity;
     }
 
+    public ArrayList<PasswordItem> getValues()  {
+        return values;
+    }
 
     @Override
     public View getView(int i, View convertView, ViewGroup viewGroup) {

app/src/main/java/com/zeapo/pwdstore/utils/PasswordRepository.java

@@ -32,9 +32,8 @@ public class PasswordRepository {
         if (repository == null) {
             FileRepositoryBuilder builder = new FileRepositoryBuilder();
             try {
-                repository = builder.setWorkTree(localDir)
+                repository = builder.setGitDir(localDir)
                         .readEnvironment()
-                        .findGitDir()
                         .build();
             } catch (Exception e) {
                 e.printStackTrace();

app/src/main/res/values/styles.xml

@@ -1,15 +1,6 @@
 <resources>
 
     <!-- Base application theme. -->
-    <style name="AppTheme" parent="android:Theme.Holo.Light">
+    <style name="AppTheme" parent="Theme.AppCompat.Light">
-        <item name="android:actionBarStyle">@style/MyActionBar</item>
     </style>
-
-
-    <!-- ActionBar styles -->
-    <style name="MyActionBar"
-        parent="@android:style/Widget.Holo.Light.ActionBar.Solid.Inverse">
-        <item name="android:background">@drawable/actionbar_background</item>
-    </style>
-
 </resources>