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Merge branch 'develop' of github.com:owncloud/android into switchListVsGrid
[pub/Android/ownCloud.git] / src / com / owncloud / android / ui / activity / FileDisplayActivity.java
diff --git a/src/com/owncloud/android/ui/activity/FileDisplayActivity.java b/src/com/owncloud/android/ui/activity/FileDisplayActivity.java
index 83a4902..10ae9c6 100644 (file)
--- a/src/com/owncloud/android/ui/activity/FileDisplayActivity.java
+++ b/src/com/owncloud/android/ui/activity/FileDisplayActivity.java
@@ -22,8 +22,6 @@
 
 package com.owncloud.android.ui.activity;
 
 
 package com.owncloud.android.ui.activity;
 
-import java.io.File;
-
 import android.accounts.Account;
 import android.accounts.AccountManager;
 import android.accounts.AuthenticatorException;
 import android.accounts.Account;
 import android.accounts.AccountManager;
 import android.accounts.AuthenticatorException;
@@ -50,21 +48,17 @@ import android.provider.OpenableColumns;
 import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentManager;
 import android.support.v4.app.FragmentTransaction;
 import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentManager;
 import android.support.v4.app.FragmentTransaction;
+import android.support.v4.view.GravityCompat;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
 import android.view.View;
 import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ArrayAdapter;
-import android.widget.TextView;
+import android.view.Window;
 import android.widget.Toast;
 
 import android.widget.Toast;
 
-import com.actionbarsherlock.app.ActionBar;
-import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
-import com.actionbarsherlock.view.Menu;
-import com.actionbarsherlock.view.MenuInflater;
-import com.actionbarsherlock.view.MenuItem;
-import com.actionbarsherlock.view.Window;
-import com.owncloud.android.BuildConfig;
 import com.owncloud.android.MainApp;
 import com.owncloud.android.R;
 import com.owncloud.android.MainApp;
 import com.owncloud.android.R;
+import com.owncloud.android.datamodel.FileDataStorageManager;
 import com.owncloud.android.datamodel.OCFile;
 import com.owncloud.android.files.services.FileDownloader;
 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
 import com.owncloud.android.datamodel.OCFile;
 import com.owncloud.android.files.services.FileDownloader;
 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
@@ -83,10 +77,10 @@ import com.owncloud.android.lib.common.utils.Log_OC;
 import com.owncloud.android.operations.CreateFolderOperation;
 import com.owncloud.android.operations.CreateShareOperation;
 import com.owncloud.android.operations.MoveFileOperation;
 import com.owncloud.android.operations.CreateFolderOperation;
 import com.owncloud.android.operations.CreateShareOperation;
 import com.owncloud.android.operations.MoveFileOperation;
+import com.owncloud.android.operations.RefreshFolderOperation;
 import com.owncloud.android.operations.RemoveFileOperation;
 import com.owncloud.android.operations.RenameFileOperation;
 import com.owncloud.android.operations.SynchronizeFileOperation;
 import com.owncloud.android.operations.RemoveFileOperation;
 import com.owncloud.android.operations.RenameFileOperation;
 import com.owncloud.android.operations.SynchronizeFileOperation;
-import com.owncloud.android.operations.RefreshFolderOperation;
 import com.owncloud.android.operations.UnshareLinkOperation;
 import com.owncloud.android.services.observer.FileObserverService;
 import com.owncloud.android.syncadapter.FileSyncAdapter;
 import com.owncloud.android.operations.UnshareLinkOperation;
 import com.owncloud.android.services.observer.FileObserverService;
 import com.owncloud.android.syncadapter.FileSyncAdapter;
@@ -107,16 +101,16 @@ import com.owncloud.android.utils.ErrorMessageAdapter;
 import com.owncloud.android.utils.FileStorageUtils;
 import com.owncloud.android.utils.UriUtils;
 
 import com.owncloud.android.utils.FileStorageUtils;
 import com.owncloud.android.utils.UriUtils;
 
+import java.io.File;
+
 
 /**
  * Displays, what files the user has available in his ownCloud.
  */
 
 
 /**
  * Displays, what files the user has available in his ownCloud.
  */
 
-public class FileDisplayActivity extends HookActivity implements
-FileFragment.ContainerActivity, OnNavigationListener, 
-OnSslUntrustedCertListener, OnEnforceableRefreshListener {
-    
-    private ArrayAdapter<String> mDirectories;
+public class FileDisplayActivity extends HookActivity
+        implements FileFragment.ContainerActivity,
+        OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 
     private SyncBroadcastReceiver mSyncBroadcastReceiver;
     private UploadFinishReceiver mUploadFinishReceiver;
 
     private SyncBroadcastReceiver mSyncBroadcastReceiver;
     private UploadFinishReceiver mUploadFinishReceiver;
@@ -151,24 +145,19 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
     private static String DIALOG_UPLOAD_SOURCE = "DIALOG_UPLOAD_SOURCE";
     private static String DIALOG_CERT_NOT_SAVED = "DIALOG_CERT_NOT_SAVED";
 
     private static String DIALOG_UPLOAD_SOURCE = "DIALOG_UPLOAD_SOURCE";
     private static String DIALOG_CERT_NOT_SAVED = "DIALOG_CERT_NOT_SAVED";
 
-
     private OCFile mWaitingToSend;
     private OCFile mWaitingToSend;
+    private Menu mOptionsMenu;
+
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
-        Log_OC.d(TAG, "onCreate() start");
+        Log_OC.v(TAG, "onCreate() start");
         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 
         requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 
-        super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account is valid
-
-        // PIN CODE request ;  best location is to decide, let's try this first
-        if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {
-            requestPinCode();
-        } else if (getIntent().getAction() == null && savedInstanceState == null) {
-            requestPinCode();
-        }
+        super.onCreate(savedInstanceState); // this calls onAccountChanged() when ownCloud Account
+                                            // is valid
 
 
-        /// grant that FileObserverService is watching favourite files
+        /// grant that FileObserverService is watching favorite files
         if (savedInstanceState == null) {
             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
             startService(initObserversIntent);
         if (savedInstanceState == null) {
             Intent initObserversIntent = FileObserverService.makeInitIntent(this);
             startService(initObserversIntent);
@@ -176,9 +165,11 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
         
         /// Load of saved instance state
         if(savedInstanceState != null) {
         
         /// Load of saved instance state
         if(savedInstanceState != null) {
-            mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
+            mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(
+                    FileDisplayActivity.KEY_WAITING_TO_PREVIEW);
             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
             mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
-            mWaitingToSend = (OCFile) savedInstanceState.getParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND);
+            mWaitingToSend = (OCFile) savedInstanceState.getParcelable(
+                    FileDisplayActivity.KEY_WAITING_TO_SEND);
            
         } else {
             mWaitingToPreview = null;
            
         } else {
             mWaitingToPreview = null;
@@ -189,7 +180,11 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
         /// USER INTERFACE
 
         // Inflate and set the layout view
         /// USER INTERFACE
 
         // Inflate and set the layout view
-        setContentView(R.layout.files);    
+        setContentView(R.layout.files);
+        
+        // Navigation Drawer
+        initDrawer();
+
         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
         mDualPane = getResources().getBoolean(R.bool.large_land_layout);
         mLeftFragmentContainer = findViewById(R.id.left_fragment_container);
         mRightFragmentContainer = findViewById(R.id.right_fragment_container);
@@ -198,28 +193,32 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
         }
 
         // Action bar setup
         }
 
         // Action bar setup
-        mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
-        getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS, according to the official documentation
-        setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);    // always AFTER setContentView(...) ; to work around bug in its implementation
+        getSupportActionBar().setHomeButtonEnabled(true);       // mandatory since Android ICS,
+                                                                // according to the official
+                                                                // documentation
+
+        setSupportProgressBarIndeterminateVisibility(mSyncInProgress
+        /*|| mRefreshSharesInProgress*/);
+        // always AFTER setContentView(...) ; to work around bug in its implementation
         
         setBackgroundText();
 
         
         setBackgroundText();
 
-        Log_OC.d(TAG, "onCreate() end");
+        Log_OC.v(TAG, "onCreate() end");
     }
     }
-    
+
     @Override
     protected void onStart() {
     @Override
     protected void onStart() {
-        Log_OC.d(TAG, "onStart() start");
+        Log_OC.v(TAG, "onStart() start");
         super.onStart();
         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
         super.onStart();
         getSupportActionBar().setIcon(DisplayUtils.getSeasonalIconId());
-        Log_OC.d(TAG, "onStart() end");
+        Log_OC.v(TAG, "onStart() end");
     }
 
     @Override
     protected void onDestroy() {
     }
 
     @Override
     protected void onDestroy() {
-        Log_OC.d(TAG, "onDestroy() start");
+        Log_OC.v(TAG, "onDestroy() start");
         super.onDestroy();
         super.onDestroy();
-        Log_OC.d(TAG, "onDestroy() end");
+        Log_OC.v(TAG, "onDestroy() end");
     }
 
     /**
     }
 
     /**
@@ -229,19 +228,22 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
     protected void onAccountSet(boolean stateWasRecovered) {
         super.onAccountSet(stateWasRecovered);
         if (getAccount() != null) {
     protected void onAccountSet(boolean stateWasRecovered) {
         super.onAccountSet(stateWasRecovered);
         if (getAccount() != null) {
-            /// Check whether the 'main' OCFile handled by the Activity is contained in the current Account
+            /// Check whether the 'main' OCFile handled by the Activity is contained in the
+            // current Account
             OCFile file = getFile();
             // get parent from path
             String parentPath = "";
             if (file != null) {
                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
             OCFile file = getFile();
             // get parent from path
             String parentPath = "";
             if (file != null) {
                 if (file.isDown() && file.getLastSyncDateForProperties() == 0) {
-                    // upload in progress - right now, files are not inserted in the local cache until the upload is successful
-                    // get parent from path
-                    parentPath = file.getRemotePath().substring(0, file.getRemotePath().lastIndexOf(file.getFileName()));
+                    // upload in progress - right now, files are not inserted in the local
+                    // cache until the upload is successful get parent from path
+                    parentPath = file.getRemotePath().substring(0,
+                            file.getRemotePath().lastIndexOf(file.getFileName()));
                     if (getStorageManager().getFileByPath(parentPath) ==  null)
                         file = null; // not able to know the directory where the file is uploading
                 } else {
                     if (getStorageManager().getFileByPath(parentPath) ==  null)
                         file = null; // not able to know the directory where the file is uploading
                 } else {
-                    file = getStorageManager().getFileByPath(file.getRemotePath());   // currentDir = null if not in the current Account
+                    file = getStorageManager().getFileByPath(file.getRemotePath());
+                    // currentDir = null if not in the current Account
                 }
             }
             if (file == null) {
                 }
             }
             if (file == null) {
@@ -249,7 +251,6 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
             }
             setFile(file);
                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
             }
             setFile(file);
-            setNavigationListWithFolder(file);
             
             if (!stateWasRecovered) {
                 Log_OC.d(TAG, "Initializing Fragments in onAccountChanged..");
             
             if (!stateWasRecovered) {
                 Log_OC.d(TAG, "Initializing Fragments in onAccountChanged..");
@@ -260,25 +261,9 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
                 
             } else {
                 updateFragmentsVisibility(!file.isFolder());
                 
             } else {
                 updateFragmentsVisibility(!file.isFolder());
-                updateNavigationElementsInActionBar(file.isFolder() ? null : file);
-            }
-        }
-    }
-
-
-    private void setNavigationListWithFolder(OCFile file) {
-        mDirectories.clear();
-        OCFile fileIt = file;
-        String parentPath;
-        while(fileIt != null && fileIt.getFileName() != OCFile.ROOT_PATH) {
-            if (fileIt.isFolder()) {
-                mDirectories.add(fileIt.getFileName());
+                updateActionBarTitleAndHomeButton(file.isFolder() ? null : file);
             }
             }
-            // get parent from path
-            parentPath = fileIt.getRemotePath().substring(0, fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
-            fileIt = getStorageManager().getFileByPath(parentPath);
         }
         }
-        mDirectories.add(OCFile.PATH_SEPARATOR);
     }
 
 
     }
 
 
@@ -294,7 +279,9 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
             /// First fragment
             OCFileListFragment listOfFiles = getListOfFilesFragment(); 
             if (listOfFiles != null) {
             /// First fragment
             OCFileListFragment listOfFiles = getListOfFilesFragment(); 
             if (listOfFiles != null) {
-                listOfFiles.listDirectory(getCurrentDir());   
+                listOfFiles.listDirectory(getCurrentDir());
+                // TODO Enable when "On Device" is recovered
+                // listOfFiles.listDirectory(getCurrentDir(), MainApp.getOnlyOnDevice());
             } else {
                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
             }
             } else {
                 Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
             }
@@ -305,12 +292,18 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
             if (secondFragment != null) {
                 setSecondFragment(secondFragment);
                 updateFragmentsVisibility(true);
             if (secondFragment != null) {
                 setSecondFragment(secondFragment);
                 updateFragmentsVisibility(true);
-                updateNavigationElementsInActionBar(file);
+                updateActionBarTitleAndHomeButton(file);
                 
             } else {
                 cleanSecondFragment();
             }
 
                 
             } else {
                 cleanSecondFragment();
             }
 
+            if (DisplayUtils.isGridView(getFile(), getStorageManager())){
+                switchToGridView();
+            } else {
+                switchToListView();
+            }
+
         } else {
             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
             if (getAccount() == null) {
         } else {
             Log_OC.wtf(TAG, "initFragments() called with invalid NULLs!");
             if (getAccount() == null) {
@@ -328,12 +321,15 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file) 
                     && file.getLastSyncDateForProperties() > 0  // temporal fix
                     ) {
             if (file.isDown() && PreviewMediaFragment.canBePreviewed(file) 
                     && file.getLastSyncDateForProperties() > 0  // temporal fix
                     ) {
-                int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
-                boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
-                secondFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
+                int startPlaybackPosition =
+                        getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
+                boolean autoplay =
+                        getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
+                secondFragment = new PreviewMediaFragment(file, getAccount(),
+                        startPlaybackPosition, autoplay);
 
             } else {
 
             } else {
-                secondFragment = new FileDetailFragment(file, getAccount());
+                secondFragment = FileDetailFragment.newInstance(file, getAccount());
             }
         }
         return secondFragment;
             }
         }
         return secondFragment;
@@ -384,7 +380,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 
 
     private OCFileListFragment getListOfFilesFragment() {
 
 
     private OCFileListFragment getListOfFilesFragment() {
-        Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_LIST_OF_FILES);
+        Fragment listOfFiles = getSupportFragmentManager().findFragmentByTag(
+                FileDisplayActivity.TAG_LIST_OF_FILES);
         if (listOfFiles != null) {
             return (OCFileListFragment)listOfFiles;
         }
         if (listOfFiles != null) {
             return (OCFileListFragment)listOfFiles;
         }
@@ -393,7 +390,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
     }
 
     public FileFragment getSecondFragment() {
     }
 
     public FileFragment getSecondFragment() {
-        Fragment second = getSupportFragmentManager().findFragmentByTag(FileDisplayActivity.TAG_SECOND_FRAGMENT);
+        Fragment second = getSupportFragmentManager().findFragmentByTag(
+                FileDisplayActivity.TAG_SECOND_FRAGMENT);
         if (second != null) {
             return (FileFragment)second;
         }
         if (second != null) {
             return (FileFragment)second;
         }
@@ -408,23 +406,28 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
             tr.commit();
         }
         updateFragmentsVisibility(false);
             tr.commit();
         }
         updateFragmentsVisibility(false);
-        updateNavigationElementsInActionBar(null);
+        updateActionBarTitleAndHomeButton(null);
     }
 
     protected void refreshListOfFilesFragment() {
         OCFileListFragment fileListFragment = getListOfFilesFragment();
     }
 
     protected void refreshListOfFilesFragment() {
         OCFileListFragment fileListFragment = getListOfFilesFragment();
-        if (fileListFragment != null) { 
+        if (fileListFragment != null) {
             fileListFragment.listDirectory();
             fileListFragment.listDirectory();
+            // TODO Enable when "On Device" is recovered ?
+            // fileListFragment.listDirectory(MainApp.getOnlyOnDevice());
         }
     }
 
         }
     }
 
-    protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
+    protected void refreshSecondFragment(String downloadEvent, String downloadedRemotePath,
+                                         boolean success) {
         FileFragment secondFragment = getSecondFragment();
         FileFragment secondFragment = getSecondFragment();
-        boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
+        boolean waitedPreview = (mWaitingToPreview != null &&
+                mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
             OCFile fileInFragment = detailsFragment.getFile();
         if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
             FileDetailFragment detailsFragment = (FileDetailFragment) secondFragment;
             OCFile fileInFragment = detailsFragment.getFile();
-            if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
+            if (fileInFragment != null &&
+                    !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
                 // the user browsed to other file ; forget the automatic preview 
                 mWaitingToPreview = null;
 
                 // the user browsed to other file ; forget the automatic preview 
                 mWaitingToPreview = null;
 
@@ -438,7 +441,9 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
                 boolean detailsFragmentChanged = false;
                 if (waitedPreview) {
                     if (success) {
                 boolean detailsFragmentChanged = false;
                 if (waitedPreview) {
                     if (success) {
-                        mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
+                        mWaitingToPreview = getStorageManager().getFileById(
+                                mWaitingToPreview.getFileId());   // update the file from database,
+                                                                  // for the local storage path
                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
                             startMediaPreview(mWaitingToPreview, 0, true);
                             detailsFragmentChanged = true;
                         if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
                             startMediaPreview(mWaitingToPreview, 0, true);
                             detailsFragmentChanged = true;
@@ -457,94 +462,108 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 
     @Override
     public boolean onPrepareOptionsMenu(Menu menu) {
 
     @Override
     public boolean onPrepareOptionsMenu(Menu menu) {
-        if (BuildConfig.DEBUG) {
-            menu.findItem(R.id.action_logger).setVisible(true);
-        } else {
-            menu.findItem(R.id.action_logger).setVisible(false);
-        }
+        boolean drawerOpen = mDrawerLayout.isDrawerOpen(GravityCompat.START);
+        menu.findItem(R.id.action_upload).setVisible(!drawerOpen);
+        menu.findItem(R.id.action_create_dir).setVisible(!drawerOpen);
+        menu.findItem(R.id.action_sort).setVisible(!drawerOpen);
+        menu.findItem(R.id.action_sync_account).setVisible(!drawerOpen);
+        
         return super.onPrepareOptionsMenu(menu);
     }
 
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         return super.onPrepareOptionsMenu(menu);
     }
 
     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
-        MenuInflater inflater = getSherlock().getMenuInflater();
+        MenuInflater inflater = getMenuInflater();
         inflater.inflate(R.menu.main_menu, menu);
         inflater.inflate(R.menu.main_menu, menu);
+        mOptionsMenu = menu;
+
+        MenuItem menuItem = mOptionsMenu.findItem(R.id.action_switch_view);
+
+        if (DisplayUtils.isGridView(getFile(), getStorageManager())){
+            menuItem.setTitle(getApplicationContext().getString(R.string.action_switch_list_view));
+        } else {
+            menuItem.setTitle(getApplicationContext().getString(R.string.action_switch_grid_view));
+        }
+
         return true;
     }
         return true;
     }
+    
 
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         boolean retval = true;
         switch (item.getItemId()) {
 
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         boolean retval = true;
         switch (item.getItemId()) {
-        case R.id.action_create_dir: {
-            CreateFolderDialogFragment dialog = CreateFolderDialogFragment.newInstance(getCurrentDir());
-            dialog.show(getSupportFragmentManager(), DIALOG_CREATE_FOLDER);
-            break;
-        }
-        case R.id.action_sync_account: {
-            startSynchronization();
-            break;
-        }
-        case R.id.action_upload: {
-            UploadSourceDialogFragment dialog = UploadSourceDialogFragment.newInstance(getAccount());
-            dialog.show(getSupportFragmentManager(), DIALOG_UPLOAD_SOURCE);
+            case R.id.action_create_dir: {
+                CreateFolderDialogFragment dialog =
+                        CreateFolderDialogFragment.newInstance(getCurrentDir());
+                dialog.show(getSupportFragmentManager(), DIALOG_CREATE_FOLDER);
+                break;
+            }
+            case R.id.action_sync_account: {
+                startSynchronization();
+                break;
+            }
+            case R.id.action_upload: {
+                UploadSourceDialogFragment dialog =
+                        UploadSourceDialogFragment.newInstance(getAccount());
+                dialog.show(getSupportFragmentManager(), DIALOG_UPLOAD_SOURCE);
 
 
-            break;
-        }
-        case R.id.action_settings: {
-            Intent settingsIntent = new Intent(this, Preferences.class);
-            startActivity(settingsIntent);
-            break;
-        }
-        case R.id.action_logger: {
-            Intent loggerIntent = new Intent(getApplicationContext(),LogHistoryActivity.class);
-            startActivity(loggerIntent);
-            break;
-        }
-        case android.R.id.home: {
-            FileFragment second = getSecondFragment();
-            OCFile currentDir = getCurrentDir();
-            if((currentDir != null && currentDir.getParentId() != 0) || 
-                    (second != null && second.getFile() != null)) {                
-                onBackPressed(); 
-                
+                break;
             }
             }
-            break;
-        }
-        case R.id.action_sort: {
-            SharedPreferences appPreferences = PreferenceManager
-                    .getDefaultSharedPreferences(this);
-            
-            // Read sorting order, default to sort by name ascending
-            Integer sortOrder = appPreferences
-                    .getInt("sortOrder", FileStorageUtils.SORT_NAME);
-            
-            AlertDialog.Builder builder = new AlertDialog.Builder(this);
-            builder.setTitle(R.string.actionbar_sort_title)
-            .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder , new DialogInterface.OnClickListener() {
-                public void onClick(DialogInterface dialog, int which) {
-                    
-                    switch (which){
-                    case 0:
-                        sortByName(true);
-                        break;
-                    case 1:
-                        sortByDate(false);
-                        break;
-                        
-// TODO re-enable when server-side folder size calculation is available                       
-//                    case 2:
-//                        sortBySize(false);
-//                        break;
-                    }
-                    
-                    dialog.dismiss();
-                    
+            case android.R.id.home: {
+                FileFragment second = getSecondFragment();
+                OCFile currentDir = getCurrentDir();
+                if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
+                    mDrawerLayout.closeDrawer(GravityCompat.START);
+                } else if((currentDir != null && currentDir.getParentId() != 0) ||
+                        (second != null && second.getFile() != null)) {
+                    onBackPressed();
+
+                } else {
+                    mDrawerLayout.openDrawer(GravityCompat.START);
                 }
                 }
-            });
-            builder.create().show();
-            break;
-        }
+                break;
+            }
+            case R.id.action_sort: {
+                SharedPreferences appPreferences = PreferenceManager
+                        .getDefaultSharedPreferences(this);
+
+                // Read sorting order, default to sort by name ascending
+                Integer sortOrder = appPreferences
+                        .getInt("sortOrder", FileStorageUtils.SORT_NAME);
+
+                AlertDialog.Builder builder = new AlertDialog.Builder(this);
+                builder.setTitle(R.string.actionbar_sort_title)
+                        .setSingleChoiceItems(R.array.actionbar_sortby, sortOrder ,
+                                new DialogInterface.OnClickListener() {
+                            public void onClick(DialogInterface dialog, int which) {
+                                switch (which){
+                                    case 0:
+                                        sortByName(true);
+                                        break;
+                                    case 1:
+                                        sortByDate(false);
+                                        break;
+                                }
+
+                                dialog.dismiss();
+                            }
+                        });
+                builder.create().show();
+                break;
+            }
+            case R.id.action_switch_view:{
+                if (isGridView()){
+                    item.setTitle(getApplicationContext().getString(R.string.action_switch_list_view));
+                    DisplayUtils.setViewMode(getFile(), false);
+                    switchToListView();
+                } else {
+                    item.setTitle(getApplicationContext().getString(R.string.action_switch_grid_view));
+                    DisplayUtils.setViewMode(getFile(), true);
+                    switchToGridView();
+                }
+                return true;
+            }
         default:
             retval = super.onOptionsItemSelected(item);
         }
         default:
             retval = super.onOptionsItemSelected(item);
         }
@@ -555,16 +574,19 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
         Log_OC.d(TAG, "Got to start sync");
         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
             Log_OC.d(TAG, "Canceling all syncs for " + MainApp.getAuthority());
         Log_OC.d(TAG, "Got to start sync");
         if (android.os.Build.VERSION.SDK_INT < android.os.Build.VERSION_CODES.KITKAT) {
             Log_OC.d(TAG, "Canceling all syncs for " + MainApp.getAuthority());
-            ContentResolver.cancelSync(null, MainApp.getAuthority());   // cancel the current synchronizations of any ownCloud account
+            ContentResolver.cancelSync(null, MainApp.getAuthority());
+            // cancel the current synchronizations of any ownCloud account
             Bundle bundle = new Bundle();
             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
             Bundle bundle = new Bundle();
             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
             bundle.putBoolean(ContentResolver.SYNC_EXTRAS_EXPEDITED, true);
-            Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority());
+            Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
+                    MainApp.getAuthority());
             ContentResolver.requestSync(
                     getAccount(),
                     MainApp.getAuthority(), bundle);
         } else {
             ContentResolver.requestSync(
                     getAccount(),
                     MainApp.getAuthority(), bundle);
         } else {
-            Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " + MainApp.getAuthority() + " with new API");
+            Log_OC.d(TAG, "Requesting sync for " + getAccount().name + " at " +
+                    MainApp.getAuthority() + " with new API");
             SyncRequest.Builder builder = new SyncRequest.Builder();
             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
             builder.setExpedited(true);
             SyncRequest.Builder builder = new SyncRequest.Builder();
             builder.setSyncAdapter(getAccount(), MainApp.getAuthority());
             builder.setExpedited(true);
@@ -580,29 +602,6 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
         }
     }
 
         }
     }
 
-
-    @Override
-    public boolean onNavigationItemSelected(int itemPosition, long itemId) {
-        if (itemPosition != 0) {
-            String targetPath = "";
-            for (int i=itemPosition; i < mDirectories.getCount() - 1; i++) {
-                targetPath = mDirectories.getItem(i) + OCFile.PATH_SEPARATOR + targetPath; 
-            }
-            targetPath = OCFile.PATH_SEPARATOR + targetPath;
-            OCFile targetFolder = getStorageManager().getFileByPath(targetPath);
-            if (targetFolder != null) {
-                browseTo(targetFolder);
-            }
-            
-            // the next operation triggers a new call to this method, but it's necessary to 
-            // ensure that the name exposed in the action bar is the current directory when the 
-            // user selected it in the navigation list
-            if (getSupportActionBar().getNavigationMode() == ActionBar.NAVIGATION_MODE_LIST  && itemPosition != 0) 
-                getSupportActionBar().setSelectedNavigationItem(0);
-        }
-        return true;
-    }
-
     /**
      * Called, when the user selected something for uploading
      *
     /**
      * Called, when the user selected something for uploading
      *
@@ -611,7 +610,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
     @Override
     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 
     @Override
     protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 
-        if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
+        if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK ||
+                resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
             //getClipData is only supported on api level 16+, Jelly Bean
             if (data.getData() == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN){
                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
             //getClipData is only supported on api level 16+, Jelly Bean
             if (data.getData() == null && Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN){
                 for( int i = 0; i < data.getClipData().getItemCount(); i++){
@@ -622,7 +622,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
             }else {
                 requestSimpleUpload(data, resultCode);
             }
             }else {
                 requestSimpleUpload(data, resultCode);
             }
-        } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
+        } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK ||
+                resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
             requestMultipleUpload(data, resultCode);
 
         } else if (requestCode == ACTION_MOVE_FILES && resultCode == RESULT_OK){
             requestMultipleUpload(data, resultCode);
 
         } else if (requestCode == ACTION_MOVE_FILES && resultCode == RESULT_OK){
@@ -649,13 +650,7 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
         if (filePaths != null) {
             String[] remotePaths = new String[filePaths.length];
         String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);
         if (filePaths != null) {
             String[] remotePaths = new String[filePaths.length];
-            String remotePathBase = "";
-
-            for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
-                remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
-            }
-            if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))
-                remotePathBase += OCFile.PATH_SEPARATOR;
+            String remotePathBase = getCurrentDir().getRemotePath();
             for (int j = 0; j< remotePaths.length; j++) {
                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
             }
             for (int j = 0; j< remotePaths.length; j++) {
                 remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
             }
@@ -671,7 +666,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 
         } else {
             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
 
         } else {
             Log_OC.d(TAG, "User clicked on 'Update' with no selection");
-            Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
+            Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected),
+                    Toast.LENGTH_LONG);
             t.show();
             return;
         }
             t.show();
             return;
         }
@@ -696,13 +692,15 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
                 filePath = fileManagerString;
 
         } catch (Exception e) {
                 filePath = fileManagerString;
 
         } catch (Exception e) {
-            Log_OC.e(TAG, "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
+            Log_OC.e(TAG, "Unexpected exception when trying to read the result of " +
+                    "Intent.ACTION_GET_CONTENT", e);
 
         } finally {
             if (filePath == null) {
                 Log_OC.e(TAG, "Couldn't resolve path to file");
                 Toast t = Toast.makeText(
 
         } finally {
             if (filePath == null) {
                 Log_OC.e(TAG, "Couldn't resolve path to file");
                 Toast t = Toast.makeText(
-                        this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG
+                        this, getString(R.string.filedisplay_unexpected_bad_get_content),
+                        Toast.LENGTH_LONG
                 );
                 t.show();
                 return;
                 );
                 t.show();
                 return;
@@ -718,7 +716,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
             Cursor cursor = getContentResolver().query(Uri.parse(filePath), null, null, null, null);
             try {
                 if (cursor != null && cursor.moveToFirst()) {
             Cursor cursor = getContentResolver().query(Uri.parse(filePath), null, null, null, null);
             try {
                 if (cursor != null && cursor.moveToFirst()) {
-                    String displayName = cursor.getString(cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME));
+                    String displayName = cursor.getString(cursor.getColumnIndex(
+                            OpenableColumns.DISPLAY_NAME));
                     Log_OC.v(TAG, "Display Name: " + displayName );
 
                     displayName.replace(File.separatorChar, '_');
                     Log_OC.v(TAG, "Display Name: " + displayName );
 
                     displayName.replace(File.separatorChar, '_');
@@ -760,15 +759,13 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
     public void onBackPressed() {
         OCFileListFragment listOfFiles = getListOfFilesFragment(); 
         if (mDualPane || getSecondFragment() == null) {
     public void onBackPressed() {
         OCFileListFragment listOfFiles = getListOfFilesFragment(); 
         if (mDualPane || getSecondFragment() == null) {
+            OCFile currentDir = getCurrentDir();
+            if (currentDir == null || currentDir.getParentId() == FileDataStorageManager.ROOT_PARENT_ID) {
+                finish();
+                return;
+            }
             if (listOfFiles != null) {  // should never be null, indeed
             if (listOfFiles != null) {  // should never be null, indeed
-                if (mDirectories.getCount() <= 1) {
-                    finish();
-                    return;
-                }
-                int levelsUp = listOfFiles.onBrowseUp();
-                for (int i=0; i < levelsUp && mDirectories.getCount() > 1 ; i++) {
-                    popDirname();
-                }
+                listOfFiles.onBrowseUp();
             }
         }
         if (listOfFiles != null) {  // should never be null, indeed
             }
         }
         if (listOfFiles != null) {  // should never be null, indeed
@@ -776,28 +773,40 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
         }
         cleanSecondFragment();
 
         }
         cleanSecondFragment();
 
+        MenuItem menuItem = mOptionsMenu.findItem(R.id.action_switch_view);
+        if (DisplayUtils.isGridView(getFile(), getStorageManager())){
+            menuItem.setTitle(getApplicationContext().getString(R.string.action_switch_list_view));
+        } else {
+            menuItem.setTitle(getApplicationContext().getString(R.string.action_switch_grid_view));
+        }
     }
 
     @Override
     protected void onSaveInstanceState(Bundle outState) {
     }
 
     @Override
     protected void onSaveInstanceState(Bundle outState) {
-        // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved
-        Log_OC.d(TAG, "onSaveInstanceState() start");
+        // responsibility of restore is preferred in onCreate() before than in
+        // onRestoreInstanceState when there are Fragments involved
+        Log_OC.v(TAG, "onSaveInstanceState() start");
         super.onSaveInstanceState(outState);
         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
         super.onSaveInstanceState(outState);
         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
         outState.putBoolean(FileDisplayActivity.KEY_SYNC_IN_PROGRESS, mSyncInProgress);
-        //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS, mRefreshSharesInProgress);
+        //outState.putBoolean(FileDisplayActivity.KEY_REFRESH_SHARES_IN_PROGRESS,
+        // mRefreshSharesInProgress);
         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 
         outState.putParcelable(FileDisplayActivity.KEY_WAITING_TO_SEND, mWaitingToSend);
 
-        Log_OC.d(TAG, "onSaveInstanceState() end");
+        Log_OC.v(TAG, "onSaveInstanceState() end");
     }
     
 
 
     @Override
     protected void onResume() {
     }
     
 
 
     @Override
     protected void onResume() {
-        Log_OC.d(TAG, "onResume() start");
+        Log_OC.v(TAG, "onResume() start");
         super.onResume();
 
         super.onResume();
 
+        // refresh Navigation Drawer account list
+        mNavigationDrawerAdapter.updateAccountList();
+
+
         // refresh list of files
         refreshListOfFilesFragment();
 
         // refresh list of files
         refreshListOfFilesFragment();
 
@@ -809,7 +818,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
         syncIntentFilter.addAction(RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED);
         mSyncBroadcastReceiver = new SyncBroadcastReceiver();
         registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
-        //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
+        //LocalBroadcastManager.getInstance(this).registerReceiver(mSyncBroadcastReceiver,
+        // syncIntentFilter);
 
         // Listen for upload messages
         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
 
         // Listen for upload messages
         IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.getUploadFinishMessage());
@@ -817,18 +827,19 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 
         // Listen for download messages
         registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
 
         // Listen for download messages
-        IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.getDownloadAddedMessage());
+        IntentFilter downloadIntentFilter = new IntentFilter(
+                FileDownloader.getDownloadAddedMessage());
         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
         mDownloadFinishReceiver = new DownloadFinishReceiver();
         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
         
         downloadIntentFilter.addAction(FileDownloader.getDownloadFinishMessage());
         mDownloadFinishReceiver = new DownloadFinishReceiver();
         registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
         
-        Log_OC.d(TAG, "onResume() end");
+        Log_OC.v(TAG, "onResume() end");
     }
 
 
     @Override
     protected void onPause() {
     }
 
 
     @Override
     protected void onPause() {
-        Log_OC.d(TAG, "onPause() start");
+        Log_OC.v(TAG, "onPause() start");
         if (mSyncBroadcastReceiver != null) {
             unregisterReceiver(mSyncBroadcastReceiver);
             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
         if (mSyncBroadcastReceiver != null) {
             unregisterReceiver(mSyncBroadcastReceiver);
             //LocalBroadcastManager.getInstance(this).unregisterReceiver(mSyncBroadcastReceiver);
@@ -843,68 +854,10 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
             mDownloadFinishReceiver = null;
         }
         
             mDownloadFinishReceiver = null;
         }
         
-        
         super.onPause();
         super.onPause();
-        Log_OC.d(TAG, "onPause() end");
-    }
-
-    /**
-     * Pushes a directory to the drop down list
-     * @param directory to push
-     * @throws IllegalArgumentException If the {@link OCFile#isFolder()} returns false.
-     */
-    public void pushDirname(OCFile directory) {
-        if(!directory.isFolder()){
-            throw new IllegalArgumentException("Only directories may be pushed!");
-        }
-        mDirectories.insert(directory.getFileName(), 0);
-        setFile(directory);
-    }
-
-    /**
-     * Pops a directory name from the drop down list
-     * @return True, unless the stack is empty
-     */
-    public boolean popDirname() {
-        mDirectories.remove(mDirectories.getItem(0));
-        return !mDirectories.isEmpty();
+        Log_OC.v(TAG, "onPause() end");
     }
 
     }
 
-    // Custom array adapter to override text colors
-    private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
-
-        public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
-            super(ctx, view);
-        }
-
-        public View getView(int position, View convertView, ViewGroup parent) {
-            View v = super.getView(position, convertView, parent);
-
-            ((TextView) v).setTextColor(getResources().getColorStateList(
-                    android.R.color.white));
-            
-            fixRoot((TextView) v );
-            return v;
-        }
-
-        public View getDropDownView(int position, View convertView,
-                ViewGroup parent) {
-            View v = super.getDropDownView(position, convertView, parent);
-
-            ((TextView) v).setTextColor(getResources().getColorStateList(
-                    android.R.color.white));
-
-            fixRoot((TextView) v );
-            return v;
-        }
-
-        private void fixRoot(TextView v) {
-            if (v.getText().equals(OCFile.PATH_SEPARATOR)) {
-                v.setText(R.string.default_display_name_for_root_folder);
-            }
-        }
-
-    }
 
     private class SyncBroadcastReceiver extends BroadcastReceiver {
 
 
     private class SyncBroadcastReceiver extends BroadcastReceiver {
 
@@ -917,9 +870,13 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
                 String event = intent.getAction();
                 Log_OC.d(TAG, "Received broadcast " + event);
                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
                 String event = intent.getAction();
                 Log_OC.d(TAG, "Received broadcast " + event);
                 String accountName = intent.getStringExtra(FileSyncAdapter.EXTRA_ACCOUNT_NAME);
-                String synchFolderRemotePath = intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH); 
-                RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncAdapter.EXTRA_RESULT);
-                boolean sameAccount = (getAccount() != null && accountName.equals(getAccount().name) && getStorageManager() != null); 
+                String synchFolderRemotePath =
+                        intent.getStringExtra(FileSyncAdapter.EXTRA_FOLDER_PATH);
+                RemoteOperationResult synchResult =
+                        (RemoteOperationResult)intent.getSerializableExtra(
+                                FileSyncAdapter.EXTRA_RESULT);
+                boolean sameAccount = (getAccount() != null &&
+                        accountName.equals(getAccount().name) && getStorageManager() != null);
     
                 if (sameAccount) {
                     
     
                 if (sameAccount) {
                     
@@ -927,34 +884,46 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
                         mSyncInProgress = true;
                         
                     } else {
                         mSyncInProgress = true;
                         
                     } else {
-                        OCFile currentFile = (getFile() == null) ? null : getStorageManager().getFileByPath(getFile().getRemotePath());
-                        OCFile currentDir = (getCurrentDir() == null) ? null : getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
+                        OCFile currentFile = (getFile() == null) ? null :
+                                getStorageManager().getFileByPath(getFile().getRemotePath());
+                        OCFile currentDir = (getCurrentDir() == null) ? null :
+                                getStorageManager().getFileByPath(getCurrentDir().getRemotePath());
     
                         if (currentDir == null) {
                             // current folder was removed from the server 
                             Toast.makeText( FileDisplayActivity.this, 
     
                         if (currentDir == null) {
                             // current folder was removed from the server 
                             Toast.makeText( FileDisplayActivity.this, 
-                                            String.format(getString(R.string.sync_current_folder_was_removed), mDirectories.getItem(0)), 
+                                            String.format(
+                                                    getString(R.string.
+                                                            sync_current_folder_was_removed),
+                                                   synchFolderRemotePath),
                                             Toast.LENGTH_LONG)
                                 .show();
                             browseToRoot();
                             
                         } else {
                             if (currentFile == null && !getFile().isFolder()) {
                                             Toast.LENGTH_LONG)
                                 .show();
                             browseToRoot();
                             
                         } else {
                             if (currentFile == null && !getFile().isFolder()) {
-                                // currently selected file was removed in the server, and now we know it
+                                // currently selected file was removed in the server, and now we
+                                // know it
                                 cleanSecondFragment();
                                 currentFile = currentDir;
                             }
 
                                 cleanSecondFragment();
                                 currentFile = currentDir;
                             }
 
-                            if (synchFolderRemotePath != null && currentDir.getRemotePath().equals(synchFolderRemotePath)) {
+                            if (synchFolderRemotePath != null &&
+                                    currentDir.getRemotePath().equals(synchFolderRemotePath)) {
                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
                                 if (fileListFragment != null) {
                                 OCFileListFragment fileListFragment = getListOfFilesFragment();
                                 if (fileListFragment != null) {
-                                    fileListFragment.listDirectory(currentDir);
+                                    fileListFragment.listDirectory();
+                                    // TODO Enable when "On Device" is recovered ?
+                                    // fileListFragment.listDirectory(currentDir,
+                                    // MainApp.getOnlyOnDevice());
                                 }
                             }
                             setFile(currentFile);
                         }
                         
                                 }
                             }
                             setFile(currentFile);
                         }
                         
-                        mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) && !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
+                        mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) &&
+                                !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED
+                                        .equals(event));
                                 
                         if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
                                     equals(event) &&
                                 
                         if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
                                     equals(event) &&
@@ -997,14 +966,16 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
                     }
                     removeStickyBroadcast(intent);
                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
                     }
                     removeStickyBroadcast(intent);
                     Log_OC.d(TAG, "Setting progress visibility to " + mSyncInProgress);
-                    setSupportProgressBarIndeterminateVisibility(mSyncInProgress /*|| mRefreshSharesInProgress*/);
+                    setSupportProgressBarIndeterminateVisibility(mSyncInProgress
+                    /*|| mRefreshSharesInProgress*/);
 
                     setBackgroundText();
                         
                 }
                 
                 if (synchResult != null) {
 
                     setBackgroundText();
                         
                 }
                 
                 if (synchResult != null) {
-                    if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
+                    if (synchResult.getCode().equals(
+                            RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
                         mLastSslUntrustedServerResult = synchResult;
                     }
                 }
                         mLastSslUntrustedServerResult = synchResult;
                     }
                 }
@@ -1057,7 +1028,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
                     refreshListOfFilesFragment();
                 }
                 
                     refreshListOfFilesFragment();
                 }
                 
-                boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT, false);
+                boolean uploadWasFine = intent.getBooleanExtra(FileUploader.EXTRA_UPLOAD_RESULT,
+                        false);
                 boolean renamedInUpload = getFile().getRemotePath().
                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) || 
                 boolean renamedInUpload = getFile().getRemotePath().
                         equals(intent.getStringExtra(FileUploader.EXTRA_OLD_REMOTE_PATH));
                 boolean sameFile = getFile().getRemotePath().equals(uploadedRemotePath) || 
@@ -1116,11 +1088,13 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
         public void onReceive(Context context, Intent intent) {
             try {
                 boolean sameAccount = isSameAccount(context, intent);
         public void onReceive(Context context, Intent intent) {
             try {
                 boolean sameAccount = isSameAccount(context, intent);
-                String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
+                String downloadedRemotePath =
+                        intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
                 boolean isDescendant = isDescendant(downloadedRemotePath);
 
                 if (sameAccount && isDescendant) {
                 boolean isDescendant = isDescendant(downloadedRemotePath);
 
                 if (sameAccount && isDescendant) {
-                    String linkedToRemotePath = intent.getStringExtra(FileDownloader.EXTRA_LINKED_TO_PATH);
+                    String linkedToRemotePath =
+                            intent.getStringExtra(FileDownloader.EXTRA_LINKED_TO_PATH);
                     if (linkedToRemotePath == null || isAscendant(linkedToRemotePath)) {
                         //Log_OC.v(TAG, "refresh #" + ++refreshCounter);
                         refreshListOfFilesFragment();
                     if (linkedToRemotePath == null || isAscendant(linkedToRemotePath)) {
                         //Log_OC.v(TAG, "refresh #" + ++refreshCounter);
                         refreshListOfFilesFragment();
@@ -1133,7 +1107,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
                 }
     
                 if (mWaitingToSend != null) {
                 }
     
                 if (mWaitingToSend != null) {
-                    mWaitingToSend = getStorageManager().getFileByPath(mWaitingToSend.getRemotePath());
+                    mWaitingToSend =
+                            getStorageManager().getFileByPath(mWaitingToSend.getRemotePath());
                     if (mWaitingToSend.isDown()) { 
                         sendDownloadedFile();
                     }
                     if (mWaitingToSend.isDown()) { 
                         sendDownloadedFile();
                     }
@@ -1165,7 +1140,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 
         private boolean isSameAccount(Context context, Intent intent) {
             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
 
         private boolean isSameAccount(Context context, Intent intent) {
             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
-            return (accountName != null && getAccount() != null && accountName.equals(getAccount().name));
+            return (accountName != null && getAccount() != null &&
+                    accountName.equals(getAccount().name));
         }
     }
     
         }
     }
     
@@ -1173,32 +1149,15 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
     public void browseToRoot() {
         OCFileListFragment listOfFiles = getListOfFilesFragment(); 
         if (listOfFiles != null) {  // should never be null, indeed
     public void browseToRoot() {
         OCFileListFragment listOfFiles = getListOfFilesFragment(); 
         if (listOfFiles != null) {  // should never be null, indeed
-            while (mDirectories.getCount() > 1) {
-                popDirname();
-            }
             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
             listOfFiles.listDirectory(root);
             OCFile root = getStorageManager().getFileByPath(OCFile.ROOT_PATH);
             listOfFiles.listDirectory(root);
+            // TODO Enable when "On Device" is recovered ?
+            // listOfFiles.listDirectory(root, MainApp.getOnlyOnDevice());
             setFile(listOfFiles.getCurrentFile());
             startSyncFolderOperation(root, false);
         }
         cleanSecondFragment();
             setFile(listOfFiles.getCurrentFile());
             startSyncFolderOperation(root, false);
         }
         cleanSecondFragment();
-    }
-    
-    
-    public void browseTo(OCFile folder) {
-        if (folder == null || !folder.isFolder()) {
-            throw new IllegalArgumentException("Trying to browse to invalid folder " + folder);
-        }
-        OCFileListFragment listOfFiles = getListOfFilesFragment(); 
-        if (listOfFiles != null) {
-            setNavigationListWithFolder(folder);
-            listOfFiles.listDirectory(folder);
-            setFile(listOfFiles.getCurrentFile());
-            startSyncFolderOperation(folder, false);
-        } else {
-            Log_OC.e(TAG, "Unexpected null when accessing list fragment");
-        }
-        cleanSecondFragment();
+
     }
 
 
     }
 
 
@@ -1209,12 +1168,20 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
      */
     @Override
     public void onBrowsedDownTo(OCFile directory) {
      */
     @Override
     public void onBrowsedDownTo(OCFile directory) {
-        pushDirname(directory);
+        setFile(directory);
         cleanSecondFragment();
         cleanSecondFragment();
-        
         // Sync Folder
         startSyncFolderOperation(directory, false);
         // Sync Folder
         startSyncFolderOperation(directory, false);
-        
+
+        MenuItem menuItem = mOptionsMenu.findItem(R.id.action_switch_view);
+
+        if (DisplayUtils.isGridView(directory, getStorageManager())){
+            menuItem.setTitle(getApplicationContext().getString(R.string.action_switch_list_view));
+            switchToGridView();
+        } else {
+            menuItem.setTitle(getApplicationContext().getString(R.string.action_switch_grid_view));
+            switchToListView();
+        }
     }
 
     /**
     }
 
     /**
@@ -1225,50 +1192,23 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
      */
     @Override
     public void showDetails(OCFile file) {
      */
     @Override
     public void showDetails(OCFile file) {
-        Fragment detailFragment = new FileDetailFragment(file, getAccount());
+        Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
         setSecondFragment(detailFragment);
         updateFragmentsVisibility(true);
         setSecondFragment(detailFragment);
         updateFragmentsVisibility(true);
-        updateNavigationElementsInActionBar(file);
+        updateActionBarTitleAndHomeButton(file);
         setFile(file);
     }
 
         setFile(file);
     }
 
-
-    /**
-     * TODO
-     */
-    private void updateNavigationElementsInActionBar(OCFile chosenFile) {
-        ActionBar actionBar = getSupportActionBar();
-
-        // For adding content description tag to a title field in the action bar
-        int actionBarTitleId = getResources().getIdentifier("action_bar_title", "id", "android");
-
-        if (chosenFile == null || mDualPane) {
-            // only list of files - set for browsing through folders
-            OCFile currentDir = getCurrentDir();
-            boolean noRoot = (currentDir != null && currentDir.getParentId() != 0);
-            actionBar.setDisplayHomeAsUpEnabled(noRoot);
-            actionBar.setDisplayShowTitleEnabled(!noRoot); 
-            if (!noRoot) {
-                actionBar.setTitle(getString(R.string.default_display_name_for_root_folder));
-                View actionBarTitleView = getWindow().getDecorView().findViewById(actionBarTitleId);
-                if (actionBarTitleView != null) {    // it's null in Android 2.x
-                    actionBarTitleView.setContentDescription(getString(R.string.default_display_name_for_root_folder));
-                }
-            }
-            actionBar.setNavigationMode(!noRoot ? ActionBar.NAVIGATION_MODE_STANDARD : ActionBar.NAVIGATION_MODE_LIST);
-            actionBar.setListNavigationCallbacks(mDirectories, this);   // assuming mDirectories is updated
+    @Override
+    protected void updateActionBarTitleAndHomeButton(OCFile chosenFile) {
+        if (mDualPane) {
+            // in dual pane mode, keep the focus of title an action bar in the current folder
+            super.updateActionBarTitleAndHomeButton(getCurrentDir());
 
         } else {
 
         } else {
-            actionBar.setDisplayHomeAsUpEnabled(true);
-            actionBar.setDisplayShowTitleEnabled(true);
-            actionBar.setTitle(chosenFile.getFileName());
-            actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_STANDARD);
-            View actionBarTitleView = getWindow().getDecorView().findViewById(actionBarTitleId);
-            if (actionBarTitleView != null) {    // it's null in Android 2.x
-                getWindow().getDecorView().findViewById(actionBarTitleId).
-                        setContentDescription(chosenFile.getFileName());
-            }
+            super.updateActionBarTitleAndHomeButton(chosenFile);
         }
         }
+
     }
 
 
     }
 
 
@@ -1282,27 +1222,34 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 
         @Override
         public void onServiceConnected(ComponentName component, IBinder service) {
 
         @Override
         public void onServiceConnected(ComponentName component, IBinder service) {
-            if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
+            if (component.equals(new ComponentName(
+                    FileDisplayActivity.this, FileDownloader.class))) {
                 Log_OC.d(TAG, "Download service connected");
                 mDownloaderBinder = (FileDownloaderBinder) service;
                 if (mWaitingToPreview != null)
                     if (getStorageManager() != null) {
                 Log_OC.d(TAG, "Download service connected");
                 mDownloaderBinder = (FileDownloaderBinder) service;
                 if (mWaitingToPreview != null)
                     if (getStorageManager() != null) {
-                        mWaitingToPreview = getStorageManager().getFileById(mWaitingToPreview.getFileId()); // update the file
+                         // update the file
+                        mWaitingToPreview =
+                                getStorageManager().getFileById(mWaitingToPreview.getFileId());
                         if (!mWaitingToPreview.isDown()) {
                             requestForDownload();
                         }
                 }
 
                         if (!mWaitingToPreview.isDown()) {
                             requestForDownload();
                         }
                 }
 
-            } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
+            } else if (component.equals(new ComponentName(FileDisplayActivity.this,
+                    FileUploader.class))) {
                 Log_OC.d(TAG, "Upload service connected");
                 mUploaderBinder = (FileUploaderBinder) service;
             } else {
                 return;
             }
                 Log_OC.d(TAG, "Upload service connected");
                 mUploaderBinder = (FileUploaderBinder) service;
             } else {
                 return;
             }
-            // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS
+            // a new chance to get the mDownloadBinder through
+            // getFileDownloadBinder() - THIS IS A MESS
             OCFileListFragment listOfFiles = getListOfFilesFragment(); 
             if (listOfFiles != null) {
                 listOfFiles.listDirectory();
             OCFileListFragment listOfFiles = getListOfFilesFragment(); 
             if (listOfFiles != null) {
                 listOfFiles.listDirectory();
+                // TODO Enable when "On Device" is recovered ?
+                // listOfFiles.listDirectory(MainApp.getOnlyOnDevice());
             }
             FileFragment secondFragment = getSecondFragment();
             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
             }
             FileFragment secondFragment = getSecondFragment();
             if (secondFragment != null && secondFragment instanceof FileDetailFragment) {
@@ -1314,33 +1261,18 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 
         @Override
         public void onServiceDisconnected(ComponentName component) {
 
         @Override
         public void onServiceDisconnected(ComponentName component) {
-            if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
+            if (component.equals(new ComponentName(FileDisplayActivity.this,
+                    FileDownloader.class))) {
                 Log_OC.d(TAG, "Download service disconnected");
                 mDownloaderBinder = null;
                 Log_OC.d(TAG, "Download service disconnected");
                 mDownloaderBinder = null;
-            } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
+            } else if (component.equals(new ComponentName(FileDisplayActivity.this,
+                    FileUploader.class))) {
                 Log_OC.d(TAG, "Upload service disconnected");
                 mUploaderBinder = null;
             }
         }
     };    
 
                 Log_OC.d(TAG, "Upload service disconnected");
                 mUploaderBinder = null;
             }
         }
     };    
 
-
-
-    /**
-     * Launch an intent to request the PIN code to the user before letting him use the app
-     */
-    private void requestPinCode() {
-        boolean pinStart = false;
-        SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
-        pinStart = appPrefs.getBoolean("set_pincode", false);
-        if (pinStart) {
-            Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);
-            i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");
-            startActivity(i);
-        }
-    }
-
-
     @Override
     public void onSavedCertificate() {
         startSyncFolderOperation(getCurrentDir(), false);
     @Override
     public void onSavedCertificate() {
         startSyncFolderOperation(getCurrentDir(), false);
@@ -1372,7 +1304,7 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
         super.onRemoteOperationFinish(operation, result);
         
         if (operation instanceof RemoveFileOperation) {
         super.onRemoteOperationFinish(operation, result);
         
         if (operation instanceof RemoveFileOperation) {
-            onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
+            onRemoveFileOperationFinish((RemoveFileOperation) operation, result);
 
         } else if (operation instanceof RenameFileOperation) {
             onRenameFileOperationFinish((RenameFileOperation)operation, result);
 
         } else if (operation instanceof RenameFileOperation) {
             onRenameFileOperationFinish((RenameFileOperation)operation, result);
@@ -1396,7 +1328,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
     }
 
     
     }
 
     
-    private void onCreateShareOperationFinish(CreateShareOperation operation, RemoteOperationResult result) {
+    private void onCreateShareOperationFinish(CreateShareOperation operation,
+                                              RemoteOperationResult result) {
         if (result.isSuccess()) {
             refreshShowDetails();
             refreshListOfFilesFragment();
         if (result.isSuccess()) {
             refreshShowDetails();
             refreshListOfFilesFragment();
@@ -1404,7 +1337,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
     }
 
     
     }
 
     
-    private void onUnshareLinkOperationFinish(UnshareLinkOperation operation, RemoteOperationResult result) {
+    private void onUnshareLinkOperationFinish(UnshareLinkOperation operation,
+                                              RemoteOperationResult result) {
         if (result.isSuccess()) {
             refreshShowDetails();
             refreshListOfFilesFragment();
         if (result.isSuccess()) {
             refreshShowDetails();
             refreshListOfFilesFragment();
@@ -1433,16 +1367,18 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
     }
     
     /**
     }
     
     /**
-     * Updates the view associated to the activity after the finish of an operation trying to remove a 
-     * file. 
+     * Updates the view associated to the activity after the finish of an operation trying to
+     * remove a file.
      * 
      * @param operation     Removal operation performed.
      * @param result        Result of the removal.
      */
      * 
      * @param operation     Removal operation performed.
      * @param result        Result of the removal.
      */
-    private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
+    private void onRemoveFileOperationFinish(RemoveFileOperation operation,
+                                             RemoteOperationResult result) {
         dismissLoadingDialog();
         
         dismissLoadingDialog();
         
-        Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()), 
+        Toast msg = Toast.makeText(this,
+                ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
                 Toast.LENGTH_LONG); 
         msg.show();
         
                 Toast.LENGTH_LONG); 
         msg.show();
         
@@ -1476,7 +1412,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
      * @param operation     Move operation performed.
      * @param result        Result of the move operation.
      */
      * @param operation     Move operation performed.
      * @param result        Result of the move operation.
      */
-    private void onMoveFileOperationFinish(MoveFileOperation operation, RemoteOperationResult result) {
+    private void onMoveFileOperationFinish(MoveFileOperation operation,
+                                           RemoteOperationResult result) {
         if (result.isSuccess()) {
             dismissLoadingDialog();
             refreshListOfFilesFragment();
         if (result.isSuccess()) {
             dismissLoadingDialog();
             refreshListOfFilesFragment();
@@ -1496,23 +1433,26 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
 
 
     /**
 
 
     /**
-     * Updates the view associated to the activity after the finish of an operation trying to rename a 
-     * file. 
+     * Updates the view associated to the activity after the finish of an operation trying to rename
+     * a file.
      * 
      * @param operation     Renaming operation performed.
      * @param result        Result of the renaming.
      */
      * 
      * @param operation     Renaming operation performed.
      * @param result        Result of the renaming.
      */
-    private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
+    private void onRenameFileOperationFinish(RenameFileOperation operation,
+                                             RemoteOperationResult result) {
         dismissLoadingDialog();
         OCFile renamedFile = operation.getFile();
         if (result.isSuccess()) {
             FileFragment details = getSecondFragment();
             if (details != null) {
         dismissLoadingDialog();
         OCFile renamedFile = operation.getFile();
         if (result.isSuccess()) {
             FileFragment details = getSecondFragment();
             if (details != null) {
-                if (details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
+                if (details instanceof FileDetailFragment &&
+                        renamedFile.equals(details.getFile()) ) {
                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
                     showDetails(renamedFile);
 
                     ((FileDetailFragment) details).updateFileDetails(renamedFile, getAccount());
                     showDetails(renamedFile);
 
-                } else if (details instanceof PreviewMediaFragment && renamedFile.equals(details.getFile())) {
+                } else if (details instanceof PreviewMediaFragment &&
+                        renamedFile.equals(details.getFile())) {
                     ((PreviewMediaFragment) details).updateFile(renamedFile);
                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
                         int position = ((PreviewMediaFragment)details).getPosition();
                     ((PreviewMediaFragment) details).updateFile(renamedFile);
                     if (PreviewMediaFragment.canBePreviewed(renamedFile)) {
                         int position = ((PreviewMediaFragment)details).getPosition();
@@ -1523,12 +1463,13 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
                 }
             }
             
                 }
             }
             
-            if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())) {
+            if (getStorageManager().getFileById(renamedFile.getParentId()).equals(getCurrentDir())){
                 refreshListOfFilesFragment();
             }
 
         } else {
                 refreshListOfFilesFragment();
             }
 
         } else {
-            Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()), 
+            Toast msg = Toast.makeText(this,
+                    ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()),
                     Toast.LENGTH_LONG); 
             msg.show();
             
                     Toast.LENGTH_LONG); 
             msg.show();
             
@@ -1539,37 +1480,26 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
         }
     }
 
         }
     }
 
-    private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
-        dismissLoadingDialog();
-        OCFile syncedFile = operation.getLocalFile();
-        if (!result.isSuccess()) {
-            if (result.getCode() == ResultCode.SYNC_CONFLICT) {
-                Intent i = new Intent(this, ConflictsResolveActivity.class);
-                i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);
-                i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount());
-                startActivity(i);
-
-            } 
-            
-        } else {
+    private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation,
+                                                  RemoteOperationResult result) {
+        if (result.isSuccess()) {
             if (operation.transferWasRequested()) {
             if (operation.transferWasRequested()) {
+                OCFile syncedFile = operation.getLocalFile();
                 onTransferStateChanged(syncedFile, true, true);
                 onTransferStateChanged(syncedFile, true, true);
-                
-            } else {
-                Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()), 
-                        Toast.LENGTH_LONG); 
-                msg.show();
+                invalidateOptionsMenu();
             }
         }
     }
 
     /**
             }
         }
     }
 
     /**
-     * Updates the view associated to the activity after the finish of an operation trying create a new folder
+     * Updates the view associated to the activity after the finish of an operation trying create a
+     * new folder
      * 
      * @param operation     Creation operation performed.
      * @param result        Result of the creation.
      */
      * 
      * @param operation     Creation operation performed.
      * @param result        Result of the creation.
      */
-    private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
+    private void onCreateFolderOperationFinish(CreateFolderOperation operation,
+                                               RemoteOperationResult result) {
         if (result.isSuccess()) {
             dismissLoadingDialog();
             refreshListOfFilesFragment();
         if (result.isSuccess()) {
             dismissLoadingDialog();
             refreshListOfFilesFragment();
@@ -1595,7 +1525,8 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
         refreshListOfFilesFragment();
         FileFragment details = getSecondFragment();
     public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
         refreshListOfFilesFragment();
         FileFragment details = getSecondFragment();
-        if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
+        if (details != null && details instanceof FileDetailFragment &&
+                file.equals(details.getFile()) ) {
             if (downloading || uploading) {
                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
             } else {
             if (downloading || uploading) {
                 ((FileDetailFragment)details).updateFileDetails(file, getAccount());
             } else {
@@ -1643,14 +1574,14 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
                 
         // perform folder synchronization
         RemoteOperation synchFolderOp = new RefreshFolderOperation( folder,
                 
         // perform folder synchronization
         RemoteOperation synchFolderOp = new RefreshFolderOperation( folder,
-                                                                        currentSyncTime, 
-                                                                        false,
-                                                                        getFileOperationsHelper().isSharedSupported(),
-                                                                        ignoreETag,
-                                                                        getStorageManager(), 
-                                                                        getAccount(), 
-                                                                        getApplicationContext()
-                                                                      );
+                currentSyncTime,
+                false,
+                getFileOperationsHelper().isSharedSupported(),
+                ignoreETag,
+                getStorageManager(),
+                getAccount(),
+                getApplicationContext()
+        );
         synchFolderOp.execute(getAccount(), MainApp.getAppContext(), this, null, null);
         
         setSupportProgressBarIndeterminateVisibility(true);
         synchFolderOp.execute(getAccount(), MainApp.getAppContext(), this, null, null);
         
         setSupportProgressBarIndeterminateVisibility(true);
@@ -1664,7 +1595,7 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
     public void showUntrustedCertDialog(RemoteOperationResult result) {
         // Show a dialog with the certificate info
         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError(
     public void showUntrustedCertDialog(RemoteOperationResult result) {
         // Show a dialog with the certificate info
         SslUntrustedCertDialog dialog = SslUntrustedCertDialog.newInstanceForFullSslError(
-                (CertificateCombinedException)result.getException());
+                (CertificateCombinedException) result.getException());
         FragmentManager fm = getSupportFragmentManager();
         FragmentTransaction ft = fm.beginTransaction();
         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
         FragmentManager fm = getSupportFragmentManager();
         FragmentTransaction ft = fm.beginTransaction();
         dialog.show(ft, DIALOG_UNTRUSTED_CERT);
@@ -1717,14 +1648,17 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
      * Stars the preview of an already down media {@link OCFile}.
      * 
      * @param file                      Media {@link OCFile} to preview.
      * Stars the preview of an already down media {@link OCFile}.
      * 
      * @param file                      Media {@link OCFile} to preview.
-     * @param startPlaybackPosition     Media position where the playback will be started, in milliseconds.
-     * @param autoplay                  When 'true', the playback will start without user interactions.
+     * @param startPlaybackPosition     Media position where the playback will be started,
+     *                                  in milliseconds.
+     * @param autoplay                  When 'true', the playback will start without user
+     *                                  interactions.
      */
     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
      */
     public void startMediaPreview(OCFile file, int startPlaybackPosition, boolean autoplay) {
-        Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition, autoplay);
+        Fragment mediaFragment = new PreviewMediaFragment(file, getAccount(), startPlaybackPosition,
+                autoplay);
         setSecondFragment(mediaFragment);
         updateFragmentsVisibility(true);
         setSecondFragment(mediaFragment);
         updateFragmentsVisibility(true);
-        updateNavigationElementsInActionBar(file);
+        updateActionBarTitleAndHomeButton(file);
         setFile(file);
     }
 
         setFile(file);
     }
 
@@ -1736,12 +1670,12 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
      * @param file          {@link OCFile} to download and preview.
      */
     public void startDownloadForPreview(OCFile file) {
      * @param file          {@link OCFile} to download and preview.
      */
     public void startDownloadForPreview(OCFile file) {
-        Fragment detailFragment = new FileDetailFragment(file, getAccount());
+        Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
         setSecondFragment(detailFragment);
         mWaitingToPreview = file;
         requestForDownload();
         updateFragmentsVisibility(true);
         setSecondFragment(detailFragment);
         mWaitingToPreview = file;
         requestForDownload();
         updateFragmentsVisibility(true);
-        updateNavigationElementsInActionBar(file);
+        updateActionBarTitleAndHomeButton(file);
         setFile(file);
     }
 
         setFile(file);
     }
 
@@ -1792,5 +1726,15 @@ OnSslUntrustedCertListener, OnEnforceableRefreshListener {
     private void sortByName(boolean ascending){
         getListOfFilesFragment().sortByName(ascending);
     }
     private void sortByName(boolean ascending){
         getListOfFilesFragment().sortByName(ascending);
     }
+    private boolean isGridView(){ return getListOfFilesFragment().isGridView(); }
+    private void switchToGridView() {
+        getListOfFilesFragment().switchToGridView();
+    }
+    private void switchToListView() {
+        getListOfFilesFragment().switchToListView();
+    }
 
 
+   public void allFilesOption() {
+       browseToRoot();
+   }
 }
 }
ownCloud Android App