Merge pull request #1088 from owncloud/updated_docs_about_target_of_PRs
[pub/Android/ownCloud.git] / src / com / owncloud / android / ui / activity / FileDisplayActivity.java
index 67173d7..6840f91 100644 (file)
@@ -22,8 +22,6 @@
 
 package com.owncloud.android.ui.activity;
 
-import java.io.File;
-
 import android.accounts.Account;
 import android.accounts.AccountManager;
 import android.accounts.AuthenticatorException;
@@ -50,20 +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.v7.app.ActionBar;
+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.ViewGroup;
 import android.view.Window;
-import android.widget.ArrayAdapter;
-import android.widget.TextView;
 import android.widget.Toast;
 
-import com.owncloud.android.BuildConfig;
 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;
@@ -82,10 +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.RefreshFolderOperation;
 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;
@@ -106,16 +101,16 @@ import com.owncloud.android.utils.ErrorMessageAdapter;
 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.
  */
 
-public class FileDisplayActivity extends HookActivity implements
-        FileFragment.ContainerActivity, ActionBar.OnNavigationListener,
+public class FileDisplayActivity extends HookActivity
+        implements FileFragment.ContainerActivity,
         OnSslUntrustedCertListener, OnEnforceableRefreshListener {
-    
-    private ArrayAdapter<String> mDirectories;
 
     private SyncBroadcastReceiver mSyncBroadcastReceiver;
     private UploadFinishReceiver mUploadFinishReceiver;
@@ -150,8 +145,8 @@ public class FileDisplayActivity extends HookActivity implements
     private static String DIALOG_UPLOAD_SOURCE = "DIALOG_UPLOAD_SOURCE";
     private static String DIALOG_CERT_NOT_SAVED = "DIALOG_CERT_NOT_SAVED";
 
-
     private OCFile mWaitingToSend;
+
     
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -184,7 +179,11 @@ public class FileDisplayActivity extends HookActivity implements
         /// 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);
@@ -193,11 +192,10 @@ public class FileDisplayActivity extends HookActivity implements
         }
 
         // Action bar setup
-        mDirectories = new CustomArrayAdapter<String>(this,
-                R.layout.support_simple_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
@@ -206,7 +204,7 @@ public class FileDisplayActivity extends HookActivity implements
 
         Log_OC.v(TAG, "onCreate() end");
     }
-    
+
     @Override
     protected void onStart() {
         Log_OC.v(TAG, "onStart() start");
@@ -252,7 +250,6 @@ public class FileDisplayActivity extends HookActivity implements
                 file = getStorageManager().getFileByPath(OCFile.ROOT_PATH);  // never returns null
             }
             setFile(file);
-            setNavigationListWithFolder(file);
             
             if (!stateWasRecovered) {
                 Log_OC.d(TAG, "Initializing Fragments in onAccountChanged..");
@@ -263,29 +260,12 @@ public class FileDisplayActivity extends HookActivity implements
                 
             } else {
                 updateFragmentsVisibility(!file.isFolder());
-                updateNavigationElementsInActionBar(file.isFolder() ? null : file);
+                updateActionBarTitleAndHomeButton(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());
-            }
-            // get parent from path
-            parentPath = fileIt.getRemotePath().substring(0,
-                    fileIt.getRemotePath().lastIndexOf(fileIt.getFileName()));
-            fileIt = getStorageManager().getFileByPath(parentPath);
-        }
-        mDirectories.add(OCFile.PATH_SEPARATOR);
-    }
-
-
     private void createMinFragments() {
         OCFileListFragment listOfFiles = new OCFileListFragment();
         FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
@@ -298,7 +278,9 @@ public class FileDisplayActivity extends HookActivity implements
             /// 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 >(");
             }
@@ -309,7 +291,7 @@ public class FileDisplayActivity extends HookActivity implements
             if (secondFragment != null) {
                 setSecondFragment(secondFragment);
                 updateFragmentsVisibility(true);
-                updateNavigationElementsInActionBar(file);
+                updateActionBarTitleAndHomeButton(file);
                 
             } else {
                 cleanSecondFragment();
@@ -340,7 +322,7 @@ public class FileDisplayActivity extends HookActivity implements
                         startPlaybackPosition, autoplay);
 
             } else {
-                secondFragment = new FileDetailFragment(file, getAccount());
+                secondFragment = FileDetailFragment.newInstance(file, getAccount());
             }
         }
         return secondFragment;
@@ -417,13 +399,15 @@ public class FileDisplayActivity extends HookActivity implements
             tr.commit();
         }
         updateFragmentsVisibility(false);
-        updateNavigationElementsInActionBar(null);
+        updateActionBarTitleAndHomeButton(null);
     }
 
     protected void refreshListOfFilesFragment() {
         OCFileListFragment fileListFragment = getListOfFilesFragment();
-        if (fileListFragment != null) { 
+        if (fileListFragment != null) {
             fileListFragment.listDirectory();
+            // TODO Enable when "On Device" is recovered ?
+            // fileListFragment.listDirectory(MainApp.getOnlyOnDevice());
         }
     }
 
@@ -471,11 +455,12 @@ public class FileDisplayActivity extends HookActivity implements
 
     @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);
     }
 
@@ -485,76 +470,71 @@ public class FileDisplayActivity extends HookActivity implements
         inflater.inflate(R.menu.main_menu, menu);
         return true;
     }
+    
 
     @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;
-                        
-                    }
-                    
-                    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;
+            }
         default:
             retval = super.onOptionsItemSelected(item);
         }
@@ -593,30 +573,6 @@ public class FileDisplayActivity extends HookActivity implements
         }
     }
 
-
-    @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
      *
@@ -665,13 +621,7 @@ public class FileDisplayActivity extends HookActivity implements
         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();
             }
@@ -687,7 +637,8 @@ public class FileDisplayActivity extends HookActivity implements
 
         } 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;
         }
@@ -779,15 +730,13 @@ public class FileDisplayActivity extends HookActivity implements
     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 (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
@@ -819,6 +768,10 @@ public class FileDisplayActivity extends HookActivity implements
         Log_OC.v(TAG, "onResume() start");
         super.onResume();
 
+        // refresh Navigation Drawer account list
+        mNavigationDrawerAdapter.updateAccountList();
+
+
         // refresh list of files
         refreshListOfFilesFragment();
 
@@ -839,7 +792,8 @@ public class FileDisplayActivity extends HookActivity implements
         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);
@@ -869,63 +823,6 @@ public class FileDisplayActivity extends HookActivity implements
         Log_OC.v(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();
-    }
-
-    // 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 {
 
@@ -960,15 +857,18 @@ public class FileDisplayActivity extends HookActivity implements
                         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()) {
-                                // 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;
                             }
@@ -977,14 +877,18 @@ public class FileDisplayActivity extends HookActivity implements
                                     currentDir.getRemotePath().equals(synchFolderRemotePath)) {
                                 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);
                         }
                         
                         mSyncInProgress = (!FileSyncAdapter.EVENT_FULL_SYNC_END.equals(event) &&
-                                !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED.equals(event));
+                                !RefreshFolderOperation.EVENT_SINGLE_FOLDER_SHARES_SYNCED
+                                        .equals(event));
                                 
                         if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
                                     equals(event) &&
@@ -1210,32 +1114,15 @@ public class FileDisplayActivity extends HookActivity implements
     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);
+            // TODO Enable when "On Device" is recovered ?
+            // listOfFiles.listDirectory(root, MainApp.getOnlyOnDevice());
             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();
+
     }
 
 
@@ -1246,12 +1133,10 @@ public class FileDisplayActivity extends HookActivity implements
      */
     @Override
     public void onBrowsedDownTo(OCFile directory) {
-        pushDirname(directory);
+        setFile(directory);
         cleanSecondFragment();
-        
         // Sync Folder
         startSyncFolderOperation(directory, false);
-        
     }
 
     /**
@@ -1262,52 +1147,23 @@ public class FileDisplayActivity extends HookActivity implements
      */
     @Override
     public void showDetails(OCFile file) {
-        Fragment detailFragment = new FileDetailFragment(file, getAccount());
+        Fragment detailFragment = FileDetailFragment.newInstance(file, getAccount());
         setSecondFragment(detailFragment);
         updateFragmentsVisibility(true);
-        updateNavigationElementsInActionBar(file);
+        updateActionBarTitleAndHomeButton(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 {
-            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);
         }
+
     }
 
 
@@ -1321,7 +1177,8 @@ public class FileDisplayActivity extends HookActivity implements
 
         @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)
@@ -1346,6 +1203,8 @@ public class FileDisplayActivity extends HookActivity implements
             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) {
@@ -1705,7 +1564,7 @@ public class FileDisplayActivity extends HookActivity implements
     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);
@@ -1768,7 +1627,7 @@ public class FileDisplayActivity extends HookActivity implements
                 autoplay);
         setSecondFragment(mediaFragment);
         updateFragmentsVisibility(true);
-        updateNavigationElementsInActionBar(file);
+        updateActionBarTitleAndHomeButton(file);
         setFile(file);
     }
 
@@ -1780,12 +1639,12 @@ public class FileDisplayActivity extends HookActivity implements
      * @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);
-        updateNavigationElementsInActionBar(file);
+        updateActionBarTitleAndHomeButton(file);
         setFile(file);
     }
 
@@ -1837,4 +1696,7 @@ public class FileDisplayActivity extends HookActivity implements
         getListOfFilesFragment().sortByName(ascending);
     }
 
+   public void allFilesOption() {
+       browseToRoot();
+   }
 }