Merge branch 'develop' into oauth_login
[pub/Android/ownCloud.git] / src / com / owncloud / android / ui / activity / FileDisplayActivity.java
index c4cbe97..6fd51a9 100644 (file)
-/* ownCloud Android client application\r
- *   Copyright (C) 2011  Bartek Przybylski\r
- *   Copyright (C) 2012-2013 ownCloud Inc.\r
- *\r
- *   This program is free software: you can redistribute it and/or modify\r
- *   it under the terms of the GNU General Public License as published by\r
- *   the Free Software Foundation, either version 2 of the License, or\r
- *   (at your option) any later version.\r
- *\r
- *   This program is distributed in the hope that it will be useful,\r
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
- *   GNU General Public License for more details.\r
- *\r
- *   You should have received a copy of the GNU General Public License\r
- *   along with this program.  If not, see <http://www.gnu.org/licenses/>.\r
- *\r
- */\r
-\r
-package com.owncloud.android.ui.activity;\r
-\r
-import java.io.File;\r
-\r
-import android.accounts.Account;\r
-import android.app.AlertDialog;\r
-import android.app.ProgressDialog;\r
-import android.app.AlertDialog.Builder;\r
-import android.app.Dialog;\r
-import android.content.BroadcastReceiver;\r
-import android.content.ComponentName;\r
-import android.content.ContentResolver;\r
-import android.content.Context;\r
-import android.content.DialogInterface;\r
-import android.content.DialogInterface.OnClickListener;\r
-import android.content.Intent;\r
-import android.content.IntentFilter;\r
-import android.content.ServiceConnection;\r
-import android.content.SharedPreferences;\r
-import android.content.SharedPreferences.Editor;\r
-import android.content.pm.PackageInfo;\r
-import android.content.pm.PackageManager.NameNotFoundException;\r
-import android.content.res.Resources.NotFoundException;\r
-import android.database.Cursor;\r
-import android.graphics.Bitmap;\r
-import android.graphics.drawable.BitmapDrawable;\r
-import android.net.Uri;\r
-import android.os.Bundle;\r
-import android.os.Handler;\r
-import android.os.IBinder;\r
-import android.preference.PreferenceManager;\r
-import android.provider.MediaStore;\r
-import android.support.v4.app.FragmentTransaction;\r
-import android.util.Log;\r
-import android.view.View;\r
-import android.view.ViewGroup;\r
-import android.widget.ArrayAdapter;\r
-import android.widget.EditText;\r
-import android.widget.TextView;\r
-import android.widget.Toast;\r
-\r
-import com.actionbarsherlock.app.ActionBar;\r
-import com.actionbarsherlock.app.ActionBar.OnNavigationListener;\r
-import com.actionbarsherlock.app.SherlockFragmentActivity;\r
-import com.actionbarsherlock.view.Menu;\r
-import com.actionbarsherlock.view.MenuInflater;\r
-import com.actionbarsherlock.view.MenuItem;\r
-import com.actionbarsherlock.view.Window;\r
-import com.owncloud.android.AccountUtils;\r
-import com.owncloud.android.authentication.AccountAuthenticator;\r
-import com.owncloud.android.datamodel.DataStorageManager;\r
-import com.owncloud.android.datamodel.FileDataStorageManager;\r
-import com.owncloud.android.datamodel.OCFile;\r
-import com.owncloud.android.files.services.FileDownloader;\r
-import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;\r
-import com.owncloud.android.files.services.FileObserverService;\r
-import com.owncloud.android.files.services.FileUploader;\r
-import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;\r
-import com.owncloud.android.operations.CreateFolderOperation;\r
-import com.owncloud.android.operations.OnRemoteOperationListener;\r
-import com.owncloud.android.operations.RemoteOperation;\r
-import com.owncloud.android.operations.RemoteOperationResult;\r
-import com.owncloud.android.operations.RemoveFileOperation;\r
-import com.owncloud.android.operations.RenameFileOperation;\r
-import com.owncloud.android.operations.SynchronizeFileOperation;\r
-import com.owncloud.android.operations.RemoteOperationResult.ResultCode;\r
-import com.owncloud.android.syncadapter.FileSyncService;\r
-import com.owncloud.android.ui.dialog.ChangelogDialog;\r
-import com.owncloud.android.ui.dialog.SslValidatorDialog;\r
-import com.owncloud.android.ui.dialog.SslValidatorDialog.OnSslValidatorListener;\r
-import com.owncloud.android.ui.fragment.FileDetailFragment;\r
-import com.owncloud.android.ui.fragment.OCFileListFragment;\r
-\r
-import com.owncloud.android.R;\r
-\r
-/**\r
- * Displays, what files the user has available in his ownCloud.\r
- * \r
- * @author Bartek Przybylski\r
- * \r
- */\r
-\r
-public class FileDisplayActivity extends SherlockFragmentActivity implements\r
-    OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, OnRemoteOperationListener {\r
-    \r
-    private ArrayAdapter<String> mDirectories;\r
-    private OCFile mCurrentDir = null;\r
-    private OCFile mCurrentFile = null;\r
-\r
-    private DataStorageManager mStorageManager;\r
-    private SyncBroadcastReceiver mSyncBroadcastReceiver;\r
-    private UploadFinishReceiver mUploadFinishReceiver;\r
-    private DownloadFinishReceiver mDownloadFinishReceiver;\r
-    private FileDownloaderBinder mDownloaderBinder = null;\r
-    private FileUploaderBinder mUploaderBinder = null;\r
-    private ServiceConnection mDownloadConnection = null, mUploadConnection = null;\r
-    private RemoteOperationResult mLastSslUntrustedServerResult = null;\r
-    \r
-    private OCFileListFragment mFileList;\r
-    \r
-    private boolean mDualPane;\r
-    private Handler mHandler;\r
-    \r
-    private static final int DIALOG_SETUP_ACCOUNT = 0;\r
-    private static final int DIALOG_CREATE_DIR = 1;\r
-    private static final int DIALOG_ABOUT_APP = 2;\r
-    public static final int DIALOG_SHORT_WAIT = 3;\r
-    private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 4;\r
-    private static final int DIALOG_SSL_VALIDATOR = 5;\r
-    private static final int DIALOG_CERT_NOT_SAVED = 6;\r
-    private static final String DIALOG_CHANGELOG_TAG = "DIALOG_CHANGELOG";\r
-\r
-    \r
-    private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;\r
-    private static final int ACTION_SELECT_MULTIPLE_FILES = 2;\r
-    \r
-    private static final String TAG = "FileDisplayActivity";\r
-\r
-    private static int[] mMenuIdentifiersToPatch = {R.id.about_app};\r
-    \r
-    @Override\r
-    public void onCreate(Bundle savedInstanceState) {\r
-        Log.d(getClass().toString(), "onCreate() start");\r
-        super.onCreate(savedInstanceState);\r
-        \r
-        mHandler = new Handler();\r
-\r
-        /// Load of parameters from received intent\r
-        Account account = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_ACCOUNT);\r
-        if (account != null && AccountUtils.setCurrentOwnCloudAccount(this, account.name)) {\r
-            mCurrentDir = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_FILE); \r
-        }\r
-        \r
-        /// Load of saved instance state: keep this always before initDataFromCurrentAccount()\r
-        if(savedInstanceState != null) {\r
-            // TODO - test if savedInstanceState should take precedence over file in the intent ALWAYS (now), NEVER, or SOME TIMES\r
-            mCurrentDir = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);\r
-        }\r
-        \r
-        if (!AccountUtils.accountsAreSetup(this)) {\r
-            /// no account available: FORCE ACCOUNT CREATION\r
-            mStorageManager = null;\r
-            createFirstAccount();\r
-            \r
-        } else {    /// at least an account is available\r
-            \r
-            initDataFromCurrentAccount();   // it checks mCurrentDir and mCurrentFile with the current account\r
-            \r
-        }\r
-        \r
-        mUploadConnection = new ListServiceConnection(); \r
-        mDownloadConnection = new ListServiceConnection();\r
-        bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);\r
-        bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);\r
-\r
-        // PIN CODE request ;  best location is to decide, let's try this first\r
-        if (getIntent().getAction() != null && getIntent().getAction().equals(Intent.ACTION_MAIN) && savedInstanceState == null) {\r
-            requestPinCode();\r
-        }\r
-\r
-        // file observer\r
-        Intent observer_intent = new Intent(this, FileObserverService.class);\r
-        observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);\r
-        startService(observer_intent);\r
-        \r
-            \r
-        /// USER INTERFACE\r
-        requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);\r
-            \r
-        // Drop-down navigation \r
-        mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);\r
-        OCFile currFile = mCurrentDir;\r
-        while(mStorageManager != null && currFile != null && currFile.getFileName() != OCFile.PATH_SEPARATOR) {\r
-            mDirectories.add(currFile.getFileName());\r
-            currFile = mStorageManager.getFileById(currFile.getParentId());\r
-        }\r
-        mDirectories.add(OCFile.PATH_SEPARATOR);\r
-\r
-        // Inflate and set the layout view\r
-        setContentView(R.layout.files);    \r
-        mFileList = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);\r
-        mDualPane = (findViewById(R.id.file_details_container) != null);\r
-        if (mDualPane) {\r
-            initFileDetailsInDualPane();\r
-        }\r
-            \r
-        // Action bar setup\r
-        ActionBar actionBar = getSupportActionBar();\r
-        actionBar.setHomeButtonEnabled(true);   // mandatory since Android ICS, according to the official documentation\r
-        actionBar.setDisplayHomeAsUpEnabled(mCurrentDir != null && mCurrentDir.getParentId() != 0);\r
-        actionBar.setDisplayShowTitleEnabled(false);\r
-        actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);\r
-        actionBar.setListNavigationCallbacks(mDirectories, this);\r
-        setSupportProgressBarIndeterminateVisibility(false);        // always AFTER setContentView(...) ; to workaround bug in its implementation\r
-        \r
-        \r
-        // show changelog, if needed\r
-        //showChangeLog();\r
-        \r
-        Log.d(getClass().toString(), "onCreate() end");\r
-    }\r
-\r
-    \r
-    /**\r
-     * Shows a dialog with the change log of the current version after each app update\r
-     * \r
-     *  TODO make it permanent; by now, only to advice the workaround app for 4.1.x\r
-     */\r
-    private void showChangeLog() {\r
-        if (android.os.Build.VERSION.SDK_INT == android.os.Build.VERSION_CODES.JELLY_BEAN) {\r
-            final String KEY_VERSION = "version";\r
-            SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());\r
-            int currentVersionNumber = 0;\r
-            int savedVersionNumber = sharedPref.getInt(KEY_VERSION, 0);\r
-            try {\r
-                PackageInfo pi          = getPackageManager().getPackageInfo(getPackageName(), 0);\r
-                currentVersionNumber    = pi.versionCode;\r
-            } catch (Exception e) {}\r
-     \r
-            if (currentVersionNumber > savedVersionNumber) {\r
-                ChangelogDialog.newInstance(true).show(getSupportFragmentManager(), DIALOG_CHANGELOG_TAG);\r
-                Editor editor   = sharedPref.edit();\r
-                editor.putInt(KEY_VERSION, currentVersionNumber);\r
-                editor.commit();\r
-            }\r
-        }\r
-    }\r
-    \r
-\r
-    /**\r
-     * Launches the account creation activity. To use when no ownCloud account is available\r
-     */\r
-    private void createFirstAccount() {\r
-        Intent intent = new Intent(android.provider.Settings.ACTION_ADD_ACCOUNT);\r
-        intent.putExtra(android.provider.Settings.EXTRA_AUTHORITIES, new String[] { AccountAuthenticator.AUTHORITY });\r
-        startActivity(intent);  // the new activity won't be created until this.onStart() and this.onResume() are finished;\r
-    }\r
-\r
-\r
-    /**\r
-     *  Load of state dependent of the existence of an ownCloud account\r
-     */\r
-    private void initDataFromCurrentAccount() {\r
-        /// Storage manager initialization - access to local database\r
-        mStorageManager = new FileDataStorageManager(\r
-                AccountUtils.getCurrentOwnCloudAccount(this),\r
-                getContentResolver());\r
-\r
-        /// Check if mCurrentDir is a directory\r
-        if(mCurrentDir != null && !mCurrentDir.isDirectory()) {\r
-            mCurrentFile = mCurrentDir;\r
-            mCurrentDir = mStorageManager.getFileById(mCurrentDir.getParentId());\r
-        }\r
-        \r
-        /// Check if mCurrentDir and mCurrentFile are in the current account, and update them\r
-        if (mCurrentDir != null) {\r
-            mCurrentDir = mStorageManager.getFileByPath(mCurrentDir.getRemotePath());   // mCurrentDir == null if it is not in the current account\r
-        }\r
-        if (mCurrentFile != null) {\r
-            if (mCurrentFile.fileExists()) {\r
-                mCurrentFile = mStorageManager.getFileByPath(mCurrentFile.getRemotePath());   // mCurrentFile == null if it is not in the current account\r
-            }   // else : keep mCurrentFile with the received value; this is currently the case of an upload in progress, when the user presses the status notification in a landscape tablet\r
-        }\r
-        \r
-        /// Default to root if mCurrentDir was not found\r
-        if (mCurrentDir == null) {\r
-            mCurrentDir = mStorageManager.getFileByPath("/"); // will be NULL if the database was never synchronized\r
-        }\r
-    }\r
-        \r
-    \r
-    private void initFileDetailsInDualPane() {\r
-        if (mDualPane && getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG) == null) {\r
-            FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();\r
-            if (mCurrentFile != null) {\r
-                transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG); // empty FileDetailFragment\r
-                mCurrentFile = null;\r
-            } else {\r
-                transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment\r
-            }\r
-            transaction.commit();\r
-        }\r
-    }\r
-    \r
-    \r
-    @Override\r
-    public void onDestroy() {\r
-        super.onDestroy();\r
-        if (mDownloadConnection != null)\r
-            unbindService(mDownloadConnection);\r
-        if (mUploadConnection != null)\r
-            unbindService(mUploadConnection);\r
-    }\r
-\r
-    \r
-    @Override\r
-    public boolean onCreateOptionsMenu(Menu menu) {\r
-        MenuInflater inflater = getSherlock().getMenuInflater();\r
-            inflater.inflate(R.menu.menu, menu);\r
-            \r
-            patchHiddenAccents(menu);\r
-            \r
-            return true;\r
-    }\r
-\r
-    /**\r
-     * Workaround for this: <a href="http://code.google.com/p/android/issues/detail?id=3974">http://code.google.com/p/android/issues/detail?id=3974</a> \r
-     * \r
-     * @param menu      Menu to patch\r
-     */\r
-    private void patchHiddenAccents(Menu menu) {\r
-        for (int i = 0; i < mMenuIdentifiersToPatch.length ; i++) {\r
-            MenuItem aboutItem = menu.findItem(mMenuIdentifiersToPatch[i]);\r
-            if (aboutItem != null && aboutItem.getIcon() instanceof BitmapDrawable) {\r
-                // Clip off the bottom three (density independent) pixels of transparent padding\r
-                Bitmap original = ((BitmapDrawable) aboutItem.getIcon()).getBitmap();\r
-                float scale = getResources().getDisplayMetrics().density;\r
-                int clippedHeight = (int) (original.getHeight() - (3 * scale));\r
-                Bitmap scaled = Bitmap.createBitmap(original, 0, 0, original.getWidth(), clippedHeight);\r
-                aboutItem.setIcon(new BitmapDrawable(getResources(), scaled));\r
-            }\r
-        }\r
-    }\r
-\r
-\r
-    @Override\r
-    public boolean onOptionsItemSelected(MenuItem item) {\r
-        boolean retval = true;\r
-        switch (item.getItemId()) {\r
-            case R.id.createDirectoryItem: {\r
-                showDialog(DIALOG_CREATE_DIR);\r
-                break;\r
-            }\r
-            case R.id.startSync: {\r
-                startSynchronization();\r
-                break;\r
-            }\r
-            case R.id.action_upload: {\r
-                showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);\r
-                break;\r
-            }\r
-            case R.id.action_settings: {\r
-                Intent settingsIntent = new Intent(this, Preferences.class);\r
-                startActivity(settingsIntent);\r
-                break;\r
-            }\r
-            case R.id.about_app : {\r
-                showDialog(DIALOG_ABOUT_APP);\r
-                break;\r
-            }\r
-            case android.R.id.home: {\r
-                if(mCurrentDir != null && mCurrentDir.getParentId() != 0){\r
-                    onBackPressed(); \r
-                }\r
-                break;\r
-            }\r
-            default:\r
-                retval = super.onOptionsItemSelected(item);\r
-        }\r
-        return retval;\r
-    }\r
-\r
-    private void startSynchronization() {\r
-        ContentResolver.cancelSync(null, AccountAuthenticator.AUTHORITY);   // cancel the current synchronizations of any ownCloud account\r
-        Bundle bundle = new Bundle();\r
-        bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);\r
-        ContentResolver.requestSync(\r
-                AccountUtils.getCurrentOwnCloudAccount(this),\r
-                AccountAuthenticator.AUTHORITY, bundle);\r
-    }\r
-\r
-\r
-    @Override\r
-    public boolean onNavigationItemSelected(int itemPosition, long itemId) {\r
-        int i = itemPosition;\r
-        while (i-- != 0) {\r
-            onBackPressed();\r
-        }\r
-        // the next operation triggers a new call to this method, but it's necessary to \r
-        // ensure that the name exposed in the action bar is the current directory when the \r
-        // user selected it in the navigation list\r
-        if (itemPosition != 0)\r
-            getSupportActionBar().setSelectedNavigationItem(0);\r
-        return true;\r
-    }\r
-\r
-    /**\r
-     * Called, when the user selected something for uploading\r
-     */\r
-    public void onActivityResult(int requestCode, int resultCode, Intent data) {\r
-        \r
-        if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {\r
-            requestSimpleUpload(data, resultCode);\r
-            \r
-        } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {\r
-            requestMultipleUpload(data, resultCode);\r
-            \r
-        }\r
-    }\r
-\r
-    private void requestMultipleUpload(Intent data, int resultCode) {\r
-        String[] filePaths = data.getStringArrayExtra(UploadFilesActivity.EXTRA_CHOSEN_FILES);\r
-        if (filePaths != null) {\r
-            String[] remotePaths = new String[filePaths.length];\r
-            String remotePathBase = "";\r
-            for (int j = mDirectories.getCount() - 2; j >= 0; --j) {\r
-                remotePathBase += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);\r
-            }\r
-            if (!remotePathBase.endsWith(OCFile.PATH_SEPARATOR))\r
-                remotePathBase += OCFile.PATH_SEPARATOR;\r
-            for (int j = 0; j< remotePaths.length; j++) {\r
-                remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();\r
-            }\r
-\r
-            Intent i = new Intent(this, FileUploader.class);\r
-            i.putExtra(FileUploader.KEY_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));\r
-            i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);\r
-            i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);\r
-            i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);\r
-            if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)\r
-                i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);\r
-            startService(i);\r
-            \r
-        } else {\r
-            Log.d("FileDisplay", "User clicked on 'Update' with no selection");\r
-            Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);\r
-            t.show();\r
-            return;\r
-        }\r
-    }\r
-\r
-\r
-    private void requestSimpleUpload(Intent data, int resultCode) {\r
-        String filepath = null;\r
-        try {\r
-            Uri selectedImageUri = data.getData();\r
-\r
-            String filemanagerstring = selectedImageUri.getPath();\r
-            String selectedImagePath = getPath(selectedImageUri);\r
-\r
-            if (selectedImagePath != null)\r
-                filepath = selectedImagePath;\r
-            else\r
-                filepath = filemanagerstring;\r
-            \r
-        } catch (Exception e) {\r
-            Log.e("FileDisplay", "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);\r
-            e.printStackTrace();\r
-            \r
-        } finally {\r
-            if (filepath == null) {\r
-                Log.e("FileDisplay", "Couldnt resolve path to file");\r
-                Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);\r
-                t.show();\r
-                return;\r
-            }\r
-        }\r
-\r
-        Intent i = new Intent(this, FileUploader.class);\r
-        i.putExtra(FileUploader.KEY_ACCOUNT,\r
-                AccountUtils.getCurrentOwnCloudAccount(this));\r
-        String remotepath = new String();\r
-        for (int j = mDirectories.getCount() - 2; j >= 0; --j) {\r
-            remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);\r
-        }\r
-        if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))\r
-            remotepath += OCFile.PATH_SEPARATOR;\r
-        remotepath += new File(filepath).getName();\r
-\r
-        i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);\r
-        i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);\r
-        i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);\r
-        if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)\r
-            i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);\r
-        startService(i);\r
-    }\r
-\r
-\r
-    @Override\r
-    public void onBackPressed() {\r
-        if (mDirectories.getCount() <= 1) {\r
-            finish();\r
-            return;\r
-        }\r
-        popDirname();\r
-        mFileList.onNavigateUp();\r
-        mCurrentDir = mFileList.getCurrentFile();\r
-        \r
-        if (mDualPane) {\r
-            // Resets the FileDetailsFragment on Tablets so that it always displays\r
-            FileDetailFragment fileDetails = (FileDetailFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
-            if (fileDetails != null && !fileDetails.isEmpty()) {\r
-                FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();\r
-                transaction.remove(fileDetails);\r
-                transaction.add(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG);\r
-                transaction.commit();\r
-            }\r
-        }\r
-        \r
-        if(mCurrentDir.getParentId() == 0){\r
-            ActionBar actionBar = getSupportActionBar(); \r
-            actionBar.setDisplayHomeAsUpEnabled(false);\r
-        } \r
-    }\r
-\r
-    @Override\r
-    protected void onSaveInstanceState(Bundle outState) {\r
-        // responsibility of restore is preferred in onCreate() before than in onRestoreInstanceState when there are Fragments involved\r
-        Log.d(getClass().toString(), "onSaveInstanceState() start");\r
-        super.onSaveInstanceState(outState);\r
-        outState.putParcelable(FileDetailFragment.EXTRA_FILE, mCurrentDir);\r
-        if (mDualPane) {\r
-            FileDetailFragment fragment = (FileDetailFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
-            if (fragment != null) {\r
-                OCFile file = fragment.getDisplayedFile();\r
-                if (file != null) {\r
-                    outState.putParcelable(FileDetailFragment.EXTRA_FILE, file);\r
-                }\r
-            }\r
-        }\r
-        Log.d(getClass().toString(), "onSaveInstanceState() end");\r
-    }\r
-\r
-    @Override\r
-    protected void onResume() {\r
-        Log.d(getClass().toString(), "onResume() start");\r
-        super.onResume();\r
-\r
-        if (AccountUtils.accountsAreSetup(this)) {\r
-            \r
-            if (mStorageManager == null) {\r
-                // this is necessary for handling the come back to FileDisplayActivity when the first ownCloud account is created \r
-                initDataFromCurrentAccount();\r
-                if (mDualPane) {\r
-                    initFileDetailsInDualPane();\r
-                }\r
-            }\r
-            \r
-            // Listen for sync messages\r
-            IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.SYNC_MESSAGE);\r
-            mSyncBroadcastReceiver = new SyncBroadcastReceiver();\r
-            registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);\r
-            \r
-            // Listen for upload messages\r
-            IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);\r
-            mUploadFinishReceiver = new UploadFinishReceiver();\r
-            registerReceiver(mUploadFinishReceiver, uploadIntentFilter);\r
-            \r
-            // Listen for download messages\r
-            IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.DOWNLOAD_FINISH_MESSAGE);\r
-            mDownloadFinishReceiver = new DownloadFinishReceiver();\r
-            registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);\r
-        \r
-            // List current directory\r
-            mFileList.listDirectory(mCurrentDir);   // TODO we should find the way to avoid the need of this (maybe it's not necessary yet; to check)\r
-            \r
-        } else {\r
-            \r
-            mStorageManager = null;     // an invalid object will be there if all the ownCloud accounts are removed\r
-            showDialog(DIALOG_SETUP_ACCOUNT);\r
-            \r
-        }\r
-        Log.d(getClass().toString(), "onResume() end");\r
-    }\r
-\r
-    \r
-    @Override\r
-    protected void onPause() {\r
-        Log.d(getClass().toString(), "onPause() start");\r
-        super.onPause();\r
-        if (mSyncBroadcastReceiver != null) {\r
-            unregisterReceiver(mSyncBroadcastReceiver);\r
-            mSyncBroadcastReceiver = null;\r
-        }\r
-        if (mUploadFinishReceiver != null) {\r
-            unregisterReceiver(mUploadFinishReceiver);\r
-            mUploadFinishReceiver = null;\r
-        }\r
-        if (mDownloadFinishReceiver != null) {\r
-            unregisterReceiver(mDownloadFinishReceiver);\r
-            mDownloadFinishReceiver = null;\r
-        }\r
-        if (!AccountUtils.accountsAreSetup(this)) {\r
-            dismissDialog(DIALOG_SETUP_ACCOUNT);\r
-        }\r
-        \r
-        Log.d(getClass().toString(), "onPause() end");\r
-    }\r
-\r
-    \r
-    @Override\r
-    protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {\r
-        if (id == DIALOG_SSL_VALIDATOR && mLastSslUntrustedServerResult != null) {\r
-            ((SslValidatorDialog)dialog).updateResult(mLastSslUntrustedServerResult);\r
-        }\r
-    }\r
-\r
-    \r
-    @Override\r
-    protected Dialog onCreateDialog(int id) {\r
-        Dialog dialog = null;\r
-        AlertDialog.Builder builder;\r
-        switch (id) {\r
-        case DIALOG_SETUP_ACCOUNT: {\r
-            builder = new AlertDialog.Builder(this);\r
-            builder.setTitle(R.string.main_tit_accsetup);\r
-            builder.setMessage(R.string.main_wrn_accsetup);\r
-            builder.setCancelable(false);\r
-            builder.setPositiveButton(android.R.string.ok, new OnClickListener() {\r
-                public void onClick(DialogInterface dialog, int which) {\r
-                    createFirstAccount();\r
-                    dialog.dismiss();\r
-                }\r
-            });\r
-            String message = String.format(getString(R.string.common_exit), getString(R.string.app_name));\r
-            builder.setNegativeButton(message, new OnClickListener() {\r
-                public void onClick(DialogInterface dialog, int which) {\r
-                    dialog.dismiss();\r
-                    finish();\r
-                }\r
-            });\r
-            //builder.setNegativeButton(android.R.string.cancel, this);\r
-            dialog = builder.create();\r
-            break;\r
-        }\r
-        case DIALOG_ABOUT_APP: {\r
-            builder = new AlertDialog.Builder(this);\r
-            builder.setTitle(getString(R.string.about_title));\r
-            PackageInfo pkg;\r
-            try {\r
-                pkg = getPackageManager().getPackageInfo(getPackageName(), 0);\r
-                builder.setMessage(String.format(getString(R.string.about_message), getString(R.string.app_name), pkg.versionName));\r
-                builder.setIcon(android.R.drawable.ic_menu_info_details);\r
-                dialog = builder.create();\r
-            } catch (NameNotFoundException e) {\r
-                builder = null;\r
-                dialog = null;\r
-                Log.e(TAG, "Error while showing about dialog", e);\r
-            }\r
-            break;\r
-        }\r
-        case DIALOG_CREATE_DIR: {\r
-            builder = new Builder(this);\r
-            final EditText dirNameInput = new EditText(getBaseContext());\r
-            builder.setView(dirNameInput);\r
-            builder.setTitle(R.string.uploader_info_dirname);\r
-            int typed_color = getResources().getColor(R.color.setup_text_typed);\r
-            dirNameInput.setTextColor(typed_color);\r
-            builder.setPositiveButton(android.R.string.ok,\r
-                    new OnClickListener() {\r
-                        public void onClick(DialogInterface dialog, int which) {\r
-                            String directoryName = dirNameInput.getText().toString();\r
-                            if (directoryName.trim().length() == 0) {\r
-                                dialog.cancel();\r
-                                return;\r
-                            }\r
-    \r
-                            // Figure out the path where the dir needs to be created\r
-                            String path;\r
-                            if (mCurrentDir == null) {\r
-                                // this is just a patch; we should ensure that mCurrentDir never is null\r
-                                if (!mStorageManager.fileExists(OCFile.PATH_SEPARATOR)) {\r
-                                    OCFile file = new OCFile(OCFile.PATH_SEPARATOR);\r
-                                    mStorageManager.saveFile(file);\r
-                                }\r
-                                mCurrentDir = mStorageManager.getFileByPath(OCFile.PATH_SEPARATOR);\r
-                            }\r
-                            path = FileDisplayActivity.this.mCurrentDir.getRemotePath();\r
-                            \r
-                            // Create directory\r
-                            path += directoryName + OCFile.PATH_SEPARATOR;\r
-                            RemoteOperation operation = new CreateFolderOperation(path, mCurrentDir.getFileId(), mStorageManager);\r
-                            operation.execute(  AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this), \r
-                                                FileDisplayActivity.this, \r
-                                                FileDisplayActivity.this, \r
-                                                mHandler,\r
-                                                FileDisplayActivity.this);\r
-                            \r
-                            dialog.dismiss();\r
-                            \r
-                            showDialog(DIALOG_SHORT_WAIT);\r
-                        }\r
-                    });\r
-            builder.setNegativeButton(R.string.common_cancel,\r
-                    new OnClickListener() {\r
-                        public void onClick(DialogInterface dialog, int which) {\r
-                            dialog.cancel();\r
-                        }\r
-                    });\r
-            dialog = builder.create();\r
-            break;\r
-        }\r
-        case DIALOG_SHORT_WAIT: {\r
-            ProgressDialog working_dialog = new ProgressDialog(this);\r
-            working_dialog.setMessage(getResources().getString(\r
-                    R.string.wait_a_moment));\r
-            working_dialog.setIndeterminate(true);\r
-            working_dialog.setCancelable(false);\r
-            dialog = working_dialog;\r
-            break;\r
-        }\r
-        case DIALOG_CHOOSE_UPLOAD_SOURCE: {\r
-            final String [] items = {   getString(R.string.actionbar_upload_files), \r
-                                        getString(R.string.actionbar_upload_from_apps) }; \r
-            builder = new AlertDialog.Builder(this);\r
-            builder.setTitle(R.string.actionbar_upload);\r
-            builder.setItems(items, new DialogInterface.OnClickListener() {\r
-                public void onClick(DialogInterface dialog, int item) {\r
-                    if (item == 0) {\r
-                        //if (!mDualPane) { \r
-                            Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);\r
-                            action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this));\r
-                            startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);\r
-                        //} else {\r
-                            // TODO create and handle new fragment LocalFileListFragment\r
-                        //}\r
-                    } else if (item == 1) {\r
-                        Intent action = new Intent(Intent.ACTION_GET_CONTENT);\r
-                        action = action.setType("*/*")\r
-                                .addCategory(Intent.CATEGORY_OPENABLE);\r
-                        startActivityForResult(\r
-                                Intent.createChooser(action, getString(R.string.upload_chooser_title)),\r
-                                ACTION_SELECT_CONTENT_FROM_APPS);\r
-                    }\r
-                }\r
-            });\r
-            dialog = builder.create();\r
-            break;\r
-        }\r
-        case DIALOG_SSL_VALIDATOR: {\r
-            dialog = SslValidatorDialog.newInstance(this, mLastSslUntrustedServerResult, this);\r
-            break;\r
-        }\r
-        case DIALOG_CERT_NOT_SAVED: {\r
-            builder = new AlertDialog.Builder(this);\r
-            builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));\r
-            builder.setCancelable(false);\r
-            builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {\r
-                    @Override\r
-                    public void onClick(DialogInterface dialog, int which) {\r
-                        dialog.dismiss();\r
-                    };\r
-                });\r
-            dialog = builder.create();\r
-            break;\r
-        }\r
-        default:\r
-            dialog = null;\r
-        }\r
-    \r
-        return dialog;\r
-    }\r
-\r
-    \r
-    /**\r
-     * Translates a content URI of an image to a physical path\r
-     * on the disk\r
-     * @param uri The URI to resolve\r
-     * @return The path to the image or null if it could not be found\r
-     */\r
-    public String getPath(Uri uri) {\r
-        String[] projection = { MediaStore.Images.Media.DATA };\r
-        Cursor cursor = managedQuery(uri, projection, null, null, null);\r
-        if (cursor != null) {\r
-            int column_index = cursor\r
-                    .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);\r
-            cursor.moveToFirst();\r
-            return cursor.getString(column_index);\r
-        } \r
-        return null;\r
-    }\r
-    \r
-    /**\r
-     * Pushes a directory to the drop down list\r
-     * @param directory to push\r
-     * @throws IllegalArgumentException If the {@link OCFile#isDirectory()} returns false.\r
-     */\r
-    public void pushDirname(OCFile directory) {\r
-        if(!directory.isDirectory()){\r
-            throw new IllegalArgumentException("Only directories may be pushed!");\r
-        }\r
-        mDirectories.insert(directory.getFileName(), 0);\r
-        mCurrentDir = directory;\r
-    }\r
-\r
-    /**\r
-     * Pops a directory name from the drop down list\r
-     * @return True, unless the stack is empty\r
-     */\r
-    public boolean popDirname() {\r
-        mDirectories.remove(mDirectories.getItem(0));\r
-        return !mDirectories.isEmpty();\r
-    }\r
-\r
-\r
-    // Custom array adapter to override text colors\r
-    private class CustomArrayAdapter<T> extends ArrayAdapter<T> {\r
-    \r
-        public CustomArrayAdapter(FileDisplayActivity ctx, int view) {\r
-            super(ctx, view);\r
-        }\r
-    \r
-        public View getView(int position, View convertView, ViewGroup parent) {\r
-            View v = super.getView(position, convertView, parent);\r
-    \r
-            ((TextView) v).setTextColor(getResources().getColorStateList(\r
-                    android.R.color.white));\r
-            return v;\r
-        }\r
-    \r
-        public View getDropDownView(int position, View convertView,\r
-                ViewGroup parent) {\r
-            View v = super.getDropDownView(position, convertView, parent);\r
-    \r
-            ((TextView) v).setTextColor(getResources().getColorStateList(\r
-                    android.R.color.white));\r
-    \r
-            return v;\r
-        }\r
-    \r
-    }\r
-\r
-    private class SyncBroadcastReceiver extends BroadcastReceiver {\r
-\r
-        /**\r
-         * {@link BroadcastReceiver} to enable syncing feedback in UI\r
-         */\r
-        @Override\r
-        public void onReceive(Context context, Intent intent) {\r
-            boolean inProgress = intent.getBooleanExtra(\r
-                    FileSyncService.IN_PROGRESS, false);\r
-            String accountName = intent\r
-                    .getStringExtra(FileSyncService.ACCOUNT_NAME);\r
-\r
-            Log.d("FileDisplay", "sync of account " + accountName\r
-                    + " is in_progress: " + inProgress);\r
-\r
-            if (accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name)) {  \r
-            \r
-                String synchFolderRemotePath = intent.getStringExtra(FileSyncService.SYNC_FOLDER_REMOTE_PATH); \r
-                 \r
-                boolean fillBlankRoot = false;\r
-                if (mCurrentDir == null) {\r
-                    mCurrentDir = mStorageManager.getFileByPath("/");\r
-                    fillBlankRoot = (mCurrentDir != null);\r
-                }\r
-\r
-                if ((synchFolderRemotePath != null && mCurrentDir != null && (mCurrentDir.getRemotePath().equals(synchFolderRemotePath)))\r
-                        || fillBlankRoot ) {\r
-                    if (!fillBlankRoot) \r
-                        mCurrentDir = getStorageManager().getFileByPath(synchFolderRemotePath);\r
-                    OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager()\r
-                            .findFragmentById(R.id.fileList);\r
-                    if (fileListFragment != null) {\r
-                        fileListFragment.listDirectory(mCurrentDir);\r
-                    }\r
-                }\r
-                \r
-                setSupportProgressBarIndeterminateVisibility(inProgress);\r
-                removeStickyBroadcast(intent);\r
-                \r
-            }\r
-            \r
-            RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncService.SYNC_RESULT);\r
-            if (synchResult != null) {\r
-                if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {\r
-                    mLastSslUntrustedServerResult = synchResult;\r
-                    showDialog(DIALOG_SSL_VALIDATOR); \r
-                }\r
-            }\r
-        }\r
-    }\r
-    \r
-\r
-    private class UploadFinishReceiver extends BroadcastReceiver {\r
-        /**\r
-         * Once the file upload has finished -> update view\r
-         *  @author David A. Velasco\r
-         * {@link BroadcastReceiver} to enable upload feedback in UI\r
-         */\r
-        @Override\r
-        public void onReceive(Context context, Intent intent) {\r
-            String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);\r
-            String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);\r
-            boolean sameAccount = accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name);\r
-            boolean isDescendant = (mCurrentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(mCurrentDir.getRemotePath()));\r
-            if (sameAccount && isDescendant) {\r
-                OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);\r
-                if (fileListFragment != null) { \r
-                    fileListFragment.listDirectory();\r
-                }\r
-            }\r
-        }\r
-        \r
-    }\r
-    \r
-    \r
-    /**\r
-     * Once the file download has finished -> update view\r
-     */\r
-    private class DownloadFinishReceiver extends BroadcastReceiver {\r
-        @Override\r
-        public void onReceive(Context context, Intent intent) {\r
-            String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);\r
-            String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);\r
-            boolean sameAccount = accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name);\r
-            boolean isDescendant = (mCurrentDir != null) && (downloadedRemotePath != null) && (downloadedRemotePath.startsWith(mCurrentDir.getRemotePath()));\r
-            if (sameAccount && isDescendant) {\r
-                OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);\r
-                if (fileListFragment != null) { \r
-                    fileListFragment.listDirectory();\r
-                }\r
-            }\r
-        }\r
-    }\r
-    \r
-    \r
-    \r
-    \r
-    /**\r
-     * {@inheritDoc}\r
-     */\r
-    @Override\r
-    public DataStorageManager getStorageManager() {\r
-        return mStorageManager;\r
-    }\r
-    \r
-    \r
-    /**\r
-     * {@inheritDoc}\r
-     */\r
-    @Override\r
-    public void onDirectoryClick(OCFile directory) {\r
-        pushDirname(directory);\r
-        ActionBar actionBar = getSupportActionBar();\r
-        actionBar.setDisplayHomeAsUpEnabled(true);\r
-        \r
-        if (mDualPane) {\r
-            // Resets the FileDetailsFragment on Tablets so that it always displays\r
-            FileDetailFragment fileDetails = (FileDetailFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
-            if (fileDetails != null && !fileDetails.isEmpty()) {\r
-                FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();\r
-                transaction.remove(fileDetails);\r
-                transaction.add(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG);\r
-                transaction.commit();\r
-            }\r
-        }\r
-    }\r
-    \r
-    \r
-    /**\r
-     * {@inheritDoc}\r
-     */\r
-    @Override\r
-    public void onFileClick(OCFile file) {\r
-        \r
-        // If we are on a large device -> update fragment\r
-        if (mDualPane) {\r
-            // buttons in the details view are problematic when trying to reuse an existing fragment; create always a new one solves some of them, BUT no all; downloads are 'dangerous'\r
-            FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();\r
-            transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);\r
-            transaction.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE);\r
-            transaction.commit();\r
-            \r
-        } else {    // small or medium screen device -> new Activity\r
-            Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);\r
-            showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);\r
-            showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));\r
-            startActivity(showDetailsIntent);\r
-        }\r
-    }\r
-    \r
-    \r
-    /**\r
-     * {@inheritDoc}\r
-     */\r
-    @Override\r
-    public OCFile getInitialDirectory() {\r
-        return mCurrentDir;\r
-    }\r
-    \r
-    \r
-    /**\r
-     * {@inheritDoc}\r
-     */\r
-    @Override\r
-    public void onFileStateChanged() {\r
-        OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);\r
-        if (fileListFragment != null) { \r
-            fileListFragment.listDirectory();\r
-        }\r
-    }\r
-\r
-    \r
-    /**\r
-     * {@inheritDoc}\r
-     */\r
-    @Override\r
-    public FileDownloaderBinder getFileDownloaderBinder() {\r
-        return mDownloaderBinder;\r
-    }\r
-\r
-    \r
-    /**\r
-     * {@inheritDoc}\r
-     */\r
-    @Override\r
-    public FileUploaderBinder getFileUploaderBinder() {\r
-        return mUploaderBinder;\r
-    }\r
-    \r
-    \r
-    /** Defines callbacks for service binding, passed to bindService() */\r
-    private class ListServiceConnection implements ServiceConnection {\r
-\r
-        @Override\r
-        public void onServiceConnected(ComponentName component, IBinder service) {\r
-            if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {\r
-                Log.d(TAG, "Download service connected");\r
-                mDownloaderBinder = (FileDownloaderBinder) service;\r
-            } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {\r
-                Log.d(TAG, "Upload service connected");\r
-                mUploaderBinder = (FileUploaderBinder) service;\r
-            } else {\r
-                return;\r
-            }\r
-            // a new chance to get the mDownloadBinder through getFileDownloadBinder() - THIS IS A MESS\r
-            if (mFileList != null)\r
-                mFileList.listDirectory();\r
-            if (mDualPane) {\r
-                FileDetailFragment fragment = (FileDetailFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
-                if (fragment != null)\r
-                    fragment.updateFileDetails(false);\r
-            }\r
-        }\r
-\r
-        @Override\r
-        public void onServiceDisconnected(ComponentName component) {\r
-            if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {\r
-                Log.d(TAG, "Download service disconnected");\r
-                mDownloaderBinder = null;\r
-            } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {\r
-                Log.d(TAG, "Upload service disconnected");\r
-                mUploaderBinder = null;\r
-            }\r
-        }\r
-    };    \r
-\r
-    \r
-    \r
-    /**\r
-     * Launch an intent to request the PIN code to the user before letting him use the app\r
-     */\r
-    private void requestPinCode() {\r
-        boolean pinStart = false;\r
-        SharedPreferences appPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());\r
-        pinStart = appPrefs.getBoolean("set_pincode", false);\r
-        if (pinStart) {\r
-            Intent i = new Intent(getApplicationContext(), PinCodeActivity.class);\r
-            i.putExtra(PinCodeActivity.EXTRA_ACTIVITY, "FileDisplayActivity");\r
-            startActivity(i);\r
-        }\r
-    }\r
-\r
-\r
-    @Override\r
-    public void onSavedCertificate() {\r
-        startSynchronization();                \r
-    }\r
-\r
-\r
-    @Override\r
-    public void onFailedSavingCertificate() {\r
-        showDialog(DIALOG_CERT_NOT_SAVED);\r
-    }\r
-\r
-\r
-    /**\r
-     * Updates the view associated to the activity after the finish of some operation over files\r
-     * in the current account.\r
-     * \r
-     * @param operation     Removal operation performed.\r
-     * @param result        Result of the removal.\r
-     */\r
-    @Override\r
-    public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {\r
-        if (operation instanceof RemoveFileOperation) {\r
-            onRemoveFileOperationFinish((RemoveFileOperation)operation, result);\r
-                \r
-        } else if (operation instanceof RenameFileOperation) {\r
-            onRenameFileOperationFinish((RenameFileOperation)operation, result);\r
-            \r
-        } else if (operation instanceof SynchronizeFileOperation) {\r
-            onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);\r
-            \r
-        } else if (operation instanceof CreateFolderOperation) {\r
-            onCreateFolderOperationFinish((CreateFolderOperation)operation, result);\r
-        }\r
-    }\r
-\r
-    /**\r
-     * Updates the view associated to the activity after the finish of an operation trying create a new folder\r
-     * \r
-     * @param operation     Creation operation performed.\r
-     * @param result        Result of the creation.\r
-     */\r
-    private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {\r
-        if (result.isSuccess()) {\r
-            dismissDialog(DIALOG_SHORT_WAIT);\r
-            mFileList.listDirectory();\r
-            \r
-        } else {\r
-            dismissDialog(DIALOG_SHORT_WAIT);\r
-            try {\r
-                Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG); \r
-                msg.show();\r
-                    \r
-            } catch (NotFoundException e) {\r
-                Log.e(TAG, "Error while trying to show fail message " , e);\r
-            }\r
-        }\r
-    }\r
-\r
-\r
-    /**\r
-     * Updates the view associated to the activity after the finish of an operation trying to remove a \r
-     * file. \r
-     * \r
-     * @param operation     Removal operation performed.\r
-     * @param result        Result of the removal.\r
-     */\r
-    private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {\r
-        dismissDialog(DIALOG_SHORT_WAIT);\r
-        if (result.isSuccess()) {\r
-            Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);\r
-            msg.show();\r
-            OCFile removedFile = operation.getFile();\r
-            if (mDualPane) {\r
-                FileDetailFragment details = (FileDetailFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
-                if (details != null && removedFile.equals(details.getDisplayedFile()) ) {\r
-                    FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();\r
-                    transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment\r
-                    transaction.commit();\r
-                }\r
-            }\r
-            if (mStorageManager.getFileById(removedFile.getParentId()).equals(mCurrentDir)) {\r
-                mFileList.listDirectory();\r
-            }\r
-                \r
-        } else {\r
-            Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG); \r
-            msg.show();\r
-            if (result.isSslRecoverableException()) {\r
-                mLastSslUntrustedServerResult = result;\r
-                showDialog(DIALOG_SSL_VALIDATOR); \r
-            }\r
-        }\r
-    }\r
-\r
-    /**\r
-     * Updates the view associated to the activity after the finish of an operation trying to rename a \r
-     * file. \r
-     * \r
-     * @param operation     Renaming operation performed.\r
-     * @param result        Result of the renaming.\r
-     */\r
-    private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {\r
-        dismissDialog(DIALOG_SHORT_WAIT);\r
-        OCFile renamedFile = operation.getFile();\r
-        if (result.isSuccess()) {\r
-            if (mDualPane) {\r
-                FileDetailFragment details = (FileDetailFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
-                if (details != null && renamedFile.equals(details.getDisplayedFile()) ) {\r
-                    details.updateFileDetails(renamedFile, AccountUtils.getCurrentOwnCloudAccount(this));\r
-                }\r
-            }\r
-            if (mStorageManager.getFileById(renamedFile.getParentId()).equals(mCurrentDir)) {\r
-                mFileList.listDirectory();\r
-            }\r
-            \r
-        } else {\r
-            if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {\r
-                Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG); \r
-                msg.show();\r
-                // TODO throw again the new rename dialog\r
-            } else {\r
-                Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG); \r
-                msg.show();\r
-                if (result.isSslRecoverableException()) {\r
-                    mLastSslUntrustedServerResult = result;\r
-                    showDialog(DIALOG_SSL_VALIDATOR); \r
-                }\r
-            }\r
-        }\r
-    }\r
-\r
-\r
-    private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {\r
-        dismissDialog(DIALOG_SHORT_WAIT);\r
-        OCFile syncedFile = operation.getLocalFile();\r
-        if (!result.isSuccess()) {\r
-            if (result.getCode() == ResultCode.SYNC_CONFLICT) {\r
-                Intent i = new Intent(this, ConflictsResolveActivity.class);\r
-                i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile);\r
-                i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));\r
-                startActivity(i);\r
-                \r
-            } else {\r
-                Toast msg = Toast.makeText(this, R.string.sync_file_fail_msg, Toast.LENGTH_LONG); \r
-                msg.show();\r
-            }\r
-            \r
-        } else {\r
-            if (operation.transferWasRequested()) {\r
-                mFileList.listDirectory();\r
-                onTransferStateChanged(syncedFile, true, true);\r
-                \r
-            } else {\r
-                Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG); \r
-                msg.show();\r
-            }\r
-        }\r
-    }\r
-\r
-\r
-    /**\r
-     * {@inheritDoc}\r
-     */\r
-    @Override\r
-    public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {\r
-        /*OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);\r
-        if (fileListFragment != null) { \r
-            fileListFragment.listDirectory();\r
-        }*/\r
-        if (mDualPane) {\r
-            FileDetailFragment details = (FileDetailFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
-            if (details != null && file.equals(details.getDisplayedFile()) ) {\r
-                if (downloading || uploading) {\r
-                    details.updateFileDetails(file, AccountUtils.getCurrentOwnCloudAccount(this));\r
-                } else {\r
-                    details.updateFileDetails(downloading || uploading);\r
-                }\r
-            }\r
-        }\r
-    }\r
-\r
-\r
-    \r
-\r
-\r
-}\r
+/* ownCloud Android client application
+ *   Copyright (C) 2011  Bartek Przybylski
+ *   Copyright (C) 2012-2013 ownCloud Inc.
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License version 2,
+ *   as published by the Free Software Foundation.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+package com.owncloud.android.ui.activity;
+
+import java.io.File;
+
+import android.accounts.Account;
+import android.app.AlertDialog;
+import android.app.ProgressDialog;
+import android.app.Dialog;
+import android.content.BroadcastReceiver;
+import android.content.ComponentName;
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.DialogInterface.OnClickListener;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.ServiceConnection;
+import android.content.SharedPreferences;
+import android.content.res.Resources.NotFoundException;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Bundle;
+import android.os.Handler;
+import android.os.IBinder;
+import android.preference.PreferenceManager;
+import android.provider.MediaStore;
+import android.support.v4.app.Fragment;
+import android.support.v4.app.FragmentTransaction;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import com.actionbarsherlock.app.ActionBar;
+import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
+import com.actionbarsherlock.app.SherlockFragmentActivity;
+import com.actionbarsherlock.view.Menu;
+import com.actionbarsherlock.view.MenuInflater;
+import com.actionbarsherlock.view.MenuItem;
+import com.actionbarsherlock.view.Window;
+import com.owncloud.android.AccountUtils;
+import com.owncloud.android.Log_OC;
+import com.owncloud.android.R;
+import com.owncloud.android.authentication.AccountAuthenticator;
+import com.owncloud.android.datamodel.DataStorageManager;
+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.files.services.FileObserverService;
+import com.owncloud.android.files.services.FileUploader;
+import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
+import com.owncloud.android.operations.CreateFolderOperation;
+import com.owncloud.android.operations.OnRemoteOperationListener;
+import com.owncloud.android.operations.RemoteOperation;
+import com.owncloud.android.operations.RemoteOperationResult;
+import com.owncloud.android.operations.RemoveFileOperation;
+import com.owncloud.android.operations.RenameFileOperation;
+import com.owncloud.android.operations.SynchronizeFileOperation;
+import com.owncloud.android.operations.RemoteOperationResult.ResultCode;
+import com.owncloud.android.syncadapter.FileSyncService;
+import com.owncloud.android.ui.dialog.EditNameDialog;
+import com.owncloud.android.ui.dialog.SslValidatorDialog;
+import com.owncloud.android.ui.dialog.EditNameDialog.EditNameDialogListener;
+import com.owncloud.android.ui.dialog.SslValidatorDialog.OnSslValidatorListener;
+import com.owncloud.android.ui.fragment.FileDetailFragment;
+import com.owncloud.android.ui.fragment.FileFragment;
+import com.owncloud.android.ui.fragment.OCFileListFragment;
+import com.owncloud.android.ui.preview.PreviewImageActivity;
+import com.owncloud.android.ui.preview.PreviewImageFragment;
+import com.owncloud.android.ui.preview.PreviewMediaFragment;
+
+/**
+ * Displays, what files the user has available in his ownCloud.
+ * 
+ * @author Bartek Przybylski
+ * @author David A. Velasco
+ */
+
+public class FileDisplayActivity extends SherlockFragmentActivity implements
+    OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, OnRemoteOperationListener, EditNameDialogListener {
+    
+    private ArrayAdapter<String> mDirectories;
+    private OCFile mCurrentDir = null;
+    private OCFile mCurrentFile = null;
+
+    private DataStorageManager mStorageManager;
+    private SyncBroadcastReceiver mSyncBroadcastReceiver;
+    private UploadFinishReceiver mUploadFinishReceiver;
+    private DownloadFinishReceiver mDownloadFinishReceiver;
+    private FileDownloaderBinder mDownloaderBinder = null;
+    private FileUploaderBinder mUploaderBinder = null;
+    private ServiceConnection mDownloadConnection = null, mUploadConnection = null;
+    private RemoteOperationResult mLastSslUntrustedServerResult = null;
+    
+    private OCFileListFragment mFileList;
+    
+    private boolean mDualPane;
+    private boolean mBackFromCreatingFirstAccount;
+    
+    private static final int DIALOG_SETUP_ACCOUNT = 0;
+    public static final int DIALOG_SHORT_WAIT = 1;
+    private static final int DIALOG_CHOOSE_UPLOAD_SOURCE = 2;
+    private static final int DIALOG_SSL_VALIDATOR = 3;
+    private static final int DIALOG_CERT_NOT_SAVED = 4;
+    
+    private static final int ACTION_SELECT_CONTENT_FROM_APPS = 1;
+    private static final int ACTION_SELECT_MULTIPLE_FILES = 2;
+    
+    private static final String TAG = "FileDisplayActivity";
+
+    private OCFile mWaitingToPreview;
+    private Handler mHandler;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        Log_OC.d(getClass().toString(), "onCreate() start");
+        super.onCreate(savedInstanceState);
+
+        mHandler = new Handler();
+
+        /// Load of parameters from received intent
+        Account account = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_ACCOUNT);
+        if (account != null && AccountUtils.setCurrentOwnCloudAccount(this, account.name)) {
+            mCurrentDir = getIntent().getParcelableExtra(FileDetailFragment.EXTRA_FILE); 
+        }
+        
+        /// Load of saved instance state: keep this always before initDataFromCurrentAccount()
+        if(savedInstanceState != null) {
+            // TODO - test if savedInstanceState should take precedence over file in the intent ALWAYS (now), NEVER. SOME TIMES
+            mCurrentDir = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
+            mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW);
+
+        } else {
+            mWaitingToPreview = null;
+        }
+        
+        if (!AccountUtils.accountsAreSetup(this)) {
+            /// no account available: FORCE ACCOUNT CREATION
+            mStorageManager = null;
+            createFirstAccount();
+            
+        } else {    /// at least an account is available
+            
+            initDataFromCurrentAccount();   // it checks mCurrentDir and mCurrentFile with the current account
+            
+        }
+        
+        mUploadConnection = new ListServiceConnection(); 
+        mDownloadConnection = new ListServiceConnection();
+        bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
+        bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
+
+        // 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();
+        }
+
+        // file observer
+        Intent observer_intent = new Intent(this, FileObserverService.class);
+        observer_intent.putExtra(FileObserverService.KEY_FILE_CMD, FileObserverService.CMD_INIT_OBSERVED_LIST);
+        startService(observer_intent);
+        
+            
+        /// USER INTERFACE
+        requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
+            
+        // Drop-down navigation 
+        mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
+        OCFile currFile = mCurrentDir;
+        while(mStorageManager != null && currFile != null && currFile.getFileName() != OCFile.PATH_SEPARATOR) {
+            mDirectories.add(currFile.getFileName());
+            currFile = mStorageManager.getFileById(currFile.getParentId());
+        }
+        mDirectories.add(OCFile.PATH_SEPARATOR);
+
+        // Inflate and set the layout view
+        setContentView(R.layout.files);    
+        mFileList = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
+        mDualPane = (findViewById(R.id.file_details_container) != null);
+        if (mDualPane) {
+            if (savedInstanceState == null) initFileDetailsInDualPane();
+        } else {
+            // quick patchES to fix problem in turn from landscape to portrait, when a file is selected in the right pane
+            // TODO serious refactorization in activities and fragments providing file browsing and handling 
+            if (mCurrentFile != null) {
+                onFileClick(mCurrentFile);
+                mCurrentFile = null;
+            }
+            Fragment rightPanel = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
+            if (rightPanel != null) {
+                FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
+                transaction.remove(rightPanel);
+                transaction.commit();
+            }
+        }
+            
+        // Action bar setup
+        ActionBar actionBar = getSupportActionBar();
+        actionBar.setHomeButtonEnabled(true);   // mandatory since Android ICS, according to the official documentation
+        actionBar.setDisplayHomeAsUpEnabled(mCurrentDir != null && mCurrentDir.getParentId() != 0);
+        actionBar.setDisplayShowTitleEnabled(false);
+        actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
+        actionBar.setListNavigationCallbacks(mDirectories, this);
+        setSupportProgressBarIndeterminateVisibility(false);        // always AFTER setContentView(...) ; to workaround bug in its implementation
+        
+        
+        mBackFromCreatingFirstAccount = false;
+        
+        Log_OC.d(getClass().toString(), "onCreate() end");
+    }
+
+    
+    /**
+     * Launches the account creation activity. To use when no ownCloud account is available
+     */
+    private void createFirstAccount() {
+        Intent intent = new Intent(android.provider.Settings.ACTION_ADD_ACCOUNT);
+        intent.putExtra(android.provider.Settings.EXTRA_AUTHORITIES, new String[] { AccountAuthenticator.AUTHORITY });
+        startActivity(intent);  // the new activity won't be created until this.onStart() and this.onResume() are finished;
+    }
+
+    
+    /**
+     *  Load of state dependent of the existence of an ownCloud account
+     */
+    private void initDataFromCurrentAccount() {
+        /// Storage manager initialization - access to local database
+        mStorageManager = new FileDataStorageManager(
+                AccountUtils.getCurrentOwnCloudAccount(this),
+                getContentResolver());
+
+        /// Check if mCurrentDir is a directory
+        if(mCurrentDir != null && !mCurrentDir.isDirectory()) {
+            mCurrentFile = mCurrentDir;
+            mCurrentDir = mStorageManager.getFileById(mCurrentDir.getParentId());
+        }
+        
+        /// Check if mCurrentDir and mCurrentFile are in the current account, and update them
+        if (mCurrentDir != null) {
+            mCurrentDir = mStorageManager.getFileByPath(mCurrentDir.getRemotePath());   // mCurrentDir == null if it is not in the current account
+        }
+        if (mCurrentFile != null) {
+            if (mCurrentFile.fileExists()) {
+                mCurrentFile = mStorageManager.getFileByPath(mCurrentFile.getRemotePath());   // mCurrentFile == null if it is not in the current account
+            }   // else : keep mCurrentFile with the received value; this is currently the case of an upload in progress, when the user presses the status notification in a landscape tablet
+        }
+        
+        /// Default to root if mCurrentDir was not found
+        if (mCurrentDir == null) {
+            mCurrentDir = mStorageManager.getFileByPath("/"); // will be NULL if the database was never synchronized
+        }
+    }
+        
+    
+    private void initFileDetailsInDualPane() {
+        if (mDualPane && getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG) == null) {
+            FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
+            if (mCurrentFile != null) {
+                if (PreviewMediaFragment.canBePreviewed(mCurrentFile)) {
+                    if (mCurrentFile.isDown()) {
+                        transaction.replace(R.id.file_details_container, new PreviewMediaFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
+                    } else {
+                        transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
+                        mWaitingToPreview = mCurrentFile;
+                    }
+                } else {
+                    transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
+                }
+                mCurrentFile = null;
+                
+            } else {
+                transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment
+            }
+            transaction.commit();
+        }
+    }
+    
+    
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+        if (mDownloadConnection != null)
+            unbindService(mDownloadConnection);
+        if (mUploadConnection != null)
+            unbindService(mUploadConnection);
+    }
+
+    
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        MenuInflater inflater = getSherlock().getMenuInflater();
+            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: {
+                EditNameDialog dialog = EditNameDialog.newInstance(getString(R.string.uploader_info_dirname), "", -1, -1, this);
+                dialog.show(getSupportFragmentManager(), "createdirdialog");
+                break;
+            }
+            case R.id.action_sync_account: {
+                startSynchronization();
+                break;
+            }
+            case R.id.action_upload: {
+                showDialog(DIALOG_CHOOSE_UPLOAD_SOURCE);
+                break;
+            }
+            case R.id.action_settings: {
+                Intent settingsIntent = new Intent(this, Preferences.class);
+                startActivity(settingsIntent);
+                break;
+            }
+            case android.R.id.home: {
+                if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
+                    onBackPressed(); 
+                }
+                break;
+            }
+            default:
+                retval = super.onOptionsItemSelected(item);
+        }
+        return retval;
+    }
+
+    private void startSynchronization() {
+        ContentResolver.cancelSync(null, AccountAuthenticator.AUTHORITY);   // cancel the current synchronizations of any ownCloud account
+        Bundle bundle = new Bundle();
+        bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
+        ContentResolver.requestSync(
+                AccountUtils.getCurrentOwnCloudAccount(this),
+                AccountAuthenticator.AUTHORITY, bundle);
+    }
+
+
+    @Override
+    public boolean onNavigationItemSelected(int itemPosition, long itemId) {
+        int i = itemPosition;
+        while (i-- != 0) {
+            onBackPressed();
+        }
+        // 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 (itemPosition != 0)
+            getSupportActionBar().setSelectedNavigationItem(0);
+        return true;
+    }
+
+    /**
+     * Called, when the user selected something for uploading
+     */
+    public void onActivityResult(int requestCode, int resultCode, Intent data) {
+        
+        if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
+            requestSimpleUpload(data, resultCode);
+            
+        } else if (requestCode == ACTION_SELECT_MULTIPLE_FILES && (resultCode == RESULT_OK || resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)) {
+            requestMultipleUpload(data, resultCode);
+            
+        }
+    }
+
+    private void requestMultipleUpload(Intent data, int resultCode) {
+        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;
+            for (int j = 0; j< remotePaths.length; j++) {
+                remotePaths[j] = remotePathBase + (new File(filePaths[j])).getName();
+            }
+
+            Intent i = new Intent(this, FileUploader.class);
+            i.putExtra(FileUploader.KEY_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
+            i.putExtra(FileUploader.KEY_LOCAL_FILE, filePaths);
+            i.putExtra(FileUploader.KEY_REMOTE_FILE, remotePaths);
+            i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_MULTIPLE_FILES);
+            if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
+                i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
+            startService(i);
+            
+        } else {
+            Log_OC.d("FileDisplay", "User clicked on 'Update' with no selection");
+            Toast t = Toast.makeText(this, getString(R.string.filedisplay_no_file_selected), Toast.LENGTH_LONG);
+            t.show();
+            return;
+        }
+    }
+
+
+    private void requestSimpleUpload(Intent data, int resultCode) {
+        String filepath = null;
+        try {
+            Uri selectedImageUri = data.getData();
+
+            String filemanagerstring = selectedImageUri.getPath();
+            String selectedImagePath = getPath(selectedImageUri);
+
+            if (selectedImagePath != null)
+                filepath = selectedImagePath;
+            else
+                filepath = filemanagerstring;
+            
+        } catch (Exception e) {
+            Log_OC.e("FileDisplay", "Unexpected exception when trying to read the result of Intent.ACTION_GET_CONTENT", e);
+            e.printStackTrace();
+            
+        } finally {
+            if (filepath == null) {
+                Log_OC.e("FileDisplay", "Couldnt resolve path to file");
+                Toast t = Toast.makeText(this, getString(R.string.filedisplay_unexpected_bad_get_content), Toast.LENGTH_LONG);
+                t.show();
+                return;
+            }
+        }
+
+        Intent i = new Intent(this, FileUploader.class);
+        i.putExtra(FileUploader.KEY_ACCOUNT,
+                AccountUtils.getCurrentOwnCloudAccount(this));
+        String remotepath = new String();
+        for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
+            remotepath += OCFile.PATH_SEPARATOR + mDirectories.getItem(j);
+        }
+        if (!remotepath.endsWith(OCFile.PATH_SEPARATOR))
+            remotepath += OCFile.PATH_SEPARATOR;
+        remotepath += new File(filepath).getName();
+
+        i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
+        i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
+        i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
+        if (resultCode == UploadFilesActivity.RESULT_OK_AND_MOVE)
+            i.putExtra(FileUploader.KEY_LOCAL_BEHAVIOUR, FileUploader.LOCAL_BEHAVIOUR_MOVE);
+        startService(i);
+    }
+
+
+    @Override
+    public void onBackPressed() {
+        if (mDirectories.getCount() <= 1) {
+            finish();
+            return;
+        }
+        popDirname();
+        mFileList.onNavigateUp();
+        mCurrentDir = mFileList.getCurrentFile();
+        
+        if (mDualPane) {
+            // Resets the FileDetailsFragment on Tablets so that it always displays
+            Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
+            if (fileFragment != null && (fileFragment instanceof PreviewMediaFragment || !((FileDetailFragment) fileFragment).isEmpty())) {
+                FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
+                transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment                
+                transaction.commit();
+            }
+        }
+        
+        if(mCurrentDir.getParentId() == 0){
+            ActionBar actionBar = getSupportActionBar(); 
+            actionBar.setDisplayHomeAsUpEnabled(false);
+        } 
+    }
+
+    @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(getClass().toString(), "onSaveInstanceState() start");
+        super.onSaveInstanceState(outState);
+        outState.putParcelable(FileDetailFragment.EXTRA_FILE, mCurrentDir);
+        if (mDualPane) {
+            FileFragment fragment = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
+            if (fragment != null) {
+                OCFile file = fragment.getFile();
+                if (file != null) {
+                    outState.putParcelable(FileDetailFragment.EXTRA_FILE, file);
+                }
+            }
+        }
+        outState.putParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
+        Log_OC.d(getClass().toString(), "onSaveInstanceState() end");
+    }
+    
+    @Override
+    protected void onResume() {
+        Log_OC.d(getClass().toString(), "onResume() start");
+        super.onResume();
+
+        if (AccountUtils.accountsAreSetup(this)) {
+            
+            if (mStorageManager == null) {
+                // this is necessary for handling the come back to FileDisplayActivity when the first ownCloud account is created 
+                initDataFromCurrentAccount();
+                if (mDualPane) {
+                    initFileDetailsInDualPane();
+                }
+                mBackFromCreatingFirstAccount = true;
+            }
+            
+            // Listen for sync messages
+            IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.SYNC_MESSAGE);
+            mSyncBroadcastReceiver = new SyncBroadcastReceiver();
+            registerReceiver(mSyncBroadcastReceiver, syncIntentFilter);
+            
+            // Listen for upload messages
+            IntentFilter uploadIntentFilter = new IntentFilter(FileUploader.UPLOAD_FINISH_MESSAGE);
+            mUploadFinishReceiver = new UploadFinishReceiver();
+            registerReceiver(mUploadFinishReceiver, uploadIntentFilter);
+            
+            // Listen for download messages
+            IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.DOWNLOAD_ADDED_MESSAGE);
+            downloadIntentFilter.addAction(FileDownloader.DOWNLOAD_FINISH_MESSAGE);
+            mDownloadFinishReceiver = new DownloadFinishReceiver();
+            registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
+        
+            // List current directory
+            mFileList.listDirectory(mCurrentDir);   // TODO we should find the way to avoid the need of this (maybe it's not necessary yet; to check)
+            
+        } else {
+            
+            mStorageManager = null;     // an invalid object will be there if all the ownCloud accounts are removed
+            showDialog(DIALOG_SETUP_ACCOUNT);
+            
+        }
+        Log_OC.d(getClass().toString(), "onResume() end");
+    }
+
+    
+    @Override
+    protected void onPause() {
+        Log_OC.d(getClass().toString(), "onPause() start");
+        super.onPause();
+        if (mSyncBroadcastReceiver != null) {
+            unregisterReceiver(mSyncBroadcastReceiver);
+            mSyncBroadcastReceiver = null;
+        }
+        if (mUploadFinishReceiver != null) {
+            unregisterReceiver(mUploadFinishReceiver);
+            mUploadFinishReceiver = null;
+        }
+        if (mDownloadFinishReceiver != null) {
+            unregisterReceiver(mDownloadFinishReceiver);
+            mDownloadFinishReceiver = null;
+        }
+        if (!AccountUtils.accountsAreSetup(this)) {
+            dismissDialog(DIALOG_SETUP_ACCOUNT);
+        }
+        
+        Log_OC.d(getClass().toString(), "onPause() end");
+    }
+
+    
+    @Override
+    protected void onPrepareDialog(int id, Dialog dialog, Bundle args) {
+        if (id == DIALOG_SSL_VALIDATOR && mLastSslUntrustedServerResult != null) {
+            ((SslValidatorDialog)dialog).updateResult(mLastSslUntrustedServerResult);
+        }
+    }
+
+    
+    @Override
+    protected Dialog onCreateDialog(int id) {
+        Dialog dialog = null;
+        AlertDialog.Builder builder;
+        switch (id) {
+        case DIALOG_SETUP_ACCOUNT: {
+            builder = new AlertDialog.Builder(this);
+            builder.setTitle(R.string.main_tit_accsetup);
+            builder.setMessage(R.string.main_wrn_accsetup);
+            builder.setCancelable(false);
+            builder.setPositiveButton(android.R.string.ok, new OnClickListener() {
+                public void onClick(DialogInterface dialog, int which) {
+                    createFirstAccount();
+                    dialog.dismiss();
+                }
+            });
+            String message = String.format(getString(R.string.common_exit), getString(R.string.app_name));
+            builder.setNegativeButton(message, new OnClickListener() {
+                public void onClick(DialogInterface dialog, int which) {
+                    dialog.dismiss();
+                    finish();
+                }
+            });
+            //builder.setNegativeButton(android.R.string.cancel, this);
+            dialog = builder.create();
+            break;
+        }
+        case DIALOG_SHORT_WAIT: {
+            ProgressDialog working_dialog = new ProgressDialog(this);
+            working_dialog.setMessage(getResources().getString(
+                    R.string.wait_a_moment));
+            working_dialog.setIndeterminate(true);
+            working_dialog.setCancelable(false);
+            dialog = working_dialog;
+            break;
+        }
+        case DIALOG_CHOOSE_UPLOAD_SOURCE: {
+            
+            String[] items = null;
+            
+            String[] allTheItems = { getString(R.string.actionbar_upload_files),
+                                     getString(R.string.actionbar_upload_from_apps),
+                                     getString(R.string.actionbar_failed_instant_upload) };
+            
+            String[] commonItems = { getString(R.string.actionbar_upload_files),
+                                     getString(R.string.actionbar_upload_from_apps) };
+            
+            if (InstantUploadActivity.IS_ENABLED)
+                items = allTheItems;
+            else 
+                items = commonItems;
+            
+            builder = new AlertDialog.Builder(this);
+            builder.setTitle(R.string.actionbar_upload);
+            builder.setItems(items, new DialogInterface.OnClickListener() {
+                public void onClick(DialogInterface dialog, int item) {
+                    if (item == 0) {
+                        // if (!mDualPane) {
+                        Intent action = new Intent(FileDisplayActivity.this, UploadFilesActivity.class);
+                        action.putExtra(UploadFilesActivity.EXTRA_ACCOUNT,
+                                AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this));
+                        startActivityForResult(action, ACTION_SELECT_MULTIPLE_FILES);
+                        // } else {
+                        // TODO create and handle new fragment
+                        // LocalFileListFragment
+                        // }
+                    } else if (item == 1) {
+                        Intent action = new Intent(Intent.ACTION_GET_CONTENT);
+                        action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
+                        startActivityForResult(Intent.createChooser(action, getString(R.string.upload_chooser_title)),
+                                ACTION_SELECT_CONTENT_FROM_APPS);
+                    } else if (item == 2 && InstantUploadActivity.IS_ENABLED) {
+                        Account account = AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this);
+                        Intent action = new Intent(FileDisplayActivity.this, InstantUploadActivity.class);
+                        action.putExtra(FileUploader.KEY_ACCOUNT, account);
+                        startActivity(action);
+                    }
+                }
+            });
+            dialog = builder.create();
+            break;
+        }
+        case DIALOG_SSL_VALIDATOR: {
+            dialog = SslValidatorDialog.newInstance(this, mLastSslUntrustedServerResult, this);
+            break;
+        }
+        case DIALOG_CERT_NOT_SAVED: {
+            builder = new AlertDialog.Builder(this);
+            builder.setMessage(getResources().getString(R.string.ssl_validator_not_saved));
+            builder.setCancelable(false);
+            builder.setPositiveButton(R.string.common_ok, new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialog, int which) {
+                        dialog.dismiss();
+                    };
+                });
+            dialog = builder.create();
+            break;
+        }
+        default:
+            dialog = null;
+        }
+    
+        return dialog;
+    }
+
+    
+    /**
+     * Translates a content URI of an image to a physical path
+     * on the disk
+     * @param uri The URI to resolve
+     * @return The path to the image or null if it could not be found
+     */
+    public String getPath(Uri uri) {
+        String[] projection = { MediaStore.Images.Media.DATA };
+        Cursor cursor = managedQuery(uri, projection, null, null, null);
+        if (cursor != null) {
+            int column_index = cursor
+                    .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
+            cursor.moveToFirst();
+            return cursor.getString(column_index);
+        } 
+        return null;
+    }
+    
+    /**
+     * Pushes a directory to the drop down list
+     * @param directory to push
+     * @throws IllegalArgumentException If the {@link OCFile#isDirectory()} returns false.
+     */
+    public void pushDirname(OCFile directory) {
+        if(!directory.isDirectory()){
+            throw new IllegalArgumentException("Only directories may be pushed!");
+        }
+        mDirectories.insert(directory.getFileName(), 0);
+        mCurrentDir = 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));
+            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));
+    
+            return v;
+        }
+    
+    }
+
+    private class SyncBroadcastReceiver extends BroadcastReceiver {
+
+        /**
+         * {@link BroadcastReceiver} to enable syncing feedback in UI
+         */
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            boolean inProgress = intent.getBooleanExtra(FileSyncService.IN_PROGRESS, false);
+            String accountName = intent.getStringExtra(FileSyncService.ACCOUNT_NAME);
+
+            Log_OC.d("FileDisplay", "sync of account " + accountName + " is in_progress: " + inProgress);
+
+            if (accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name)) {  
+            
+                String synchFolderRemotePath = intent.getStringExtra(FileSyncService.SYNC_FOLDER_REMOTE_PATH); 
+                 
+                boolean fillBlankRoot = false;
+                if (mCurrentDir == null) {
+                    mCurrentDir = mStorageManager.getFileByPath("/");
+                    fillBlankRoot = (mCurrentDir != null);
+                }
+
+                if ((synchFolderRemotePath != null && mCurrentDir != null && (mCurrentDir.getRemotePath().equals(synchFolderRemotePath)))
+                        || fillBlankRoot ) {
+                    if (!fillBlankRoot) 
+                        mCurrentDir = getStorageManager().getFileByPath(synchFolderRemotePath);
+                    OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager()
+                            .findFragmentById(R.id.fileList);
+                    if (fileListFragment != null) {
+                        fileListFragment.listDirectory(mCurrentDir);
+                    }
+                }
+                
+                setSupportProgressBarIndeterminateVisibility(inProgress);
+                if (mBackFromCreatingFirstAccount) {
+                    // awful patch to fix problem with visibility of progress circle with the first refresh of the first account
+                    // TODO - kill this Activity when the first account has to be created instead of stack the account creation on it
+                    getSupportActionBar().hide();
+                    getSupportActionBar().show();
+                    mBackFromCreatingFirstAccount = false;
+                }
+                removeStickyBroadcast(intent);
+                
+            }
+            
+            RemoteOperationResult synchResult = (RemoteOperationResult)intent.getSerializableExtra(FileSyncService.SYNC_RESULT);
+            if (synchResult != null) {
+                if (synchResult.getCode().equals(RemoteOperationResult.ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED)) {
+                    mLastSslUntrustedServerResult = synchResult;
+                    showDialog(DIALOG_SSL_VALIDATOR); 
+                }
+            }
+        }
+    }
+    
+
+    private class UploadFinishReceiver extends BroadcastReceiver {
+        /**
+         * Once the file upload has finished -> update view
+         *  @author David A. Velasco
+         * {@link BroadcastReceiver} to enable upload feedback in UI
+         */
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            String uploadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
+            String accountName = intent.getStringExtra(FileUploader.ACCOUNT_NAME);
+            boolean sameAccount = accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name);
+            boolean isDescendant = (mCurrentDir != null) && (uploadedRemotePath != null) && (uploadedRemotePath.startsWith(mCurrentDir.getRemotePath()));
+            if (sameAccount && isDescendant) {
+                OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
+                if (fileListFragment != null) { 
+                    fileListFragment.listDirectory();
+                }
+            }
+        }
+        
+    }
+    
+    
+    /**
+     * Class waiting for broadcast events from the {@link FielDownloader} service.
+     * 
+     * Updates the UI when a download is started or finished, provided that it is relevant for the
+     * current folder.
+     */
+    private class DownloadFinishReceiver extends BroadcastReceiver {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            boolean sameAccount = isSameAccount(context, intent);
+            String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
+            boolean isDescendant = isDescendant(downloadedRemotePath);
+            
+            if (sameAccount && isDescendant) {
+                updateLeftPanel();
+                if (mDualPane) {
+                    updateRightPanel(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
+                }
+            }
+            
+            removeStickyBroadcast(intent);
+        }
+
+        private boolean isDescendant(String downloadedRemotePath) {
+            return (mCurrentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(mCurrentDir.getRemotePath()));
+        }
+
+        private boolean isSameAccount(Context context, Intent intent) {
+            String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
+            return (accountName != null && accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name));
+        }
+    }
+    
+    
+    protected void updateLeftPanel() {
+        OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
+        if (fileListFragment != null) { 
+            fileListFragment.listDirectory();
+        }
+    }
+
+    protected void updateRightPanel(String downloadEvent, String downloadedRemotePath, boolean success) {
+        Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
+        boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));
+        if (fragment != null && fragment instanceof FileDetailFragment) {
+            FileDetailFragment detailsFragment = (FileDetailFragment) fragment;
+            OCFile fileInFragment = detailsFragment.getFile();
+            if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
+                // the user browsed to other file ; forget the automatic preview 
+                mWaitingToPreview = null;
+                
+            } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_ADDED_MESSAGE)) {
+                // grant that the right panel updates the progress bar
+                detailsFragment.listenForTransferProgress();
+                detailsFragment.updateFileDetails(true, false);
+                
+            } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_FINISH_MESSAGE)) {
+                //  update the right panel 
+                if (success && waitedPreview) {
+                    mWaitingToPreview = mStorageManager.getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path
+                    FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
+                    transaction.replace(R.id.file_details_container, new PreviewMediaFragment(mWaitingToPreview, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
+                    transaction.commit();
+                    mWaitingToPreview = null;
+                    
+                } else {
+                    detailsFragment.updateFileDetails(false, (success));
+                }
+            }
+        }
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public DataStorageManager getStorageManager() {
+        return mStorageManager;
+    }
+    
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void onDirectoryClick(OCFile directory) {
+        pushDirname(directory);
+        ActionBar actionBar = getSupportActionBar();
+        actionBar.setDisplayHomeAsUpEnabled(true);
+        
+        if (mDualPane) {
+            // Resets the FileDetailsFragment on Tablets so that it always displays
+            Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
+            if (fileFragment != null && (fileFragment instanceof PreviewMediaFragment || !((FileDetailFragment) fileFragment).isEmpty())) {
+                FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
+                transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment                
+                transaction.commit();
+            }
+        }
+    }
+    
+    
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void onFileClick(OCFile file) {
+        if (file != null && PreviewImageFragment.canBePreviewed(file)) {
+            // preview image - it handles the download, if needed
+            startPreviewImage(file);
+            
+        } else if (file != null && PreviewMediaFragment.canBePreviewed(file)) {
+            if (file.isDown()) {
+                // general preview
+                startMediaPreview(file);
+                
+            } else {
+                // automatic download, preview on finish
+                startDownloadForPreview(file);
+                
+            }
+        } else {
+            // details view
+            startDetails(file);
+        }
+    }
+
+    private void startPreviewImage(OCFile file) {
+        Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);
+        showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
+        showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
+        startActivity(showDetailsIntent);
+    }
+    
+    private void startMediaPreview(OCFile file) {
+        if (mDualPane) {
+            FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
+            transaction.replace(R.id.file_details_container, new PreviewMediaFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
+            transaction.commit();
+            
+        } else {
+            Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
+            showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
+            showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
+            startActivity(showDetailsIntent);
+        }
+    }
+    
+    private void startDownloadForPreview(OCFile file) {
+        if (mDualPane) {
+            FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
+            transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
+            transaction.commit();
+            mWaitingToPreview = file;
+            requestForDownload();
+            
+        } else {
+            Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
+            showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
+            showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
+            startActivity(showDetailsIntent);
+        }
+    }
+
+    
+    private void startDetails(OCFile file) {
+        if (mDualPane && !file.isImage()) {
+            FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
+            transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);
+            transaction.commit();
+        } else {
+            Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
+            showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
+            showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
+            startActivity(showDetailsIntent);
+        }
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public OCFile getInitialDirectory() {
+        return mCurrentDir;
+    }
+    
+    
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void onFileStateChanged() {
+        OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
+        if (fileListFragment != null) { 
+            fileListFragment.listDirectory();
+        }
+    }
+
+    
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public FileDownloaderBinder getFileDownloaderBinder() {
+        return mDownloaderBinder;
+    }
+
+    
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public FileUploaderBinder getFileUploaderBinder() {
+        return mUploaderBinder;
+    }
+    
+    
+    /** Defines callbacks for service binding, passed to bindService() */
+    private class ListServiceConnection implements ServiceConnection {
+
+        @Override
+        public void onServiceConnected(ComponentName component, IBinder service) {
+            if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
+                Log_OC.d(TAG, "Download service connected");
+                mDownloaderBinder = (FileDownloaderBinder) service;
+                if (mWaitingToPreview != null) {
+                    requestForDownload();
+                }
+                
+            } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
+                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
+            if (mFileList != null)
+                mFileList.listDirectory();
+            if (mDualPane) {
+                Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
+                if (fragment != null && fragment instanceof FileDetailFragment) {
+                    FileDetailFragment detailFragment = (FileDetailFragment)fragment;
+                    detailFragment.listenForTransferProgress();
+                    detailFragment.updateFileDetails(false, false);
+                }
+            }
+        }
+
+        @Override
+        public void onServiceDisconnected(ComponentName component) {
+            if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {
+                Log_OC.d(TAG, "Download service disconnected");
+                mDownloaderBinder = null;
+            } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {
+                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() {
+        startSynchronization();                
+    }
+
+
+    @Override
+    public void onFailedSavingCertificate() {
+        showDialog(DIALOG_CERT_NOT_SAVED);
+    }
+
+
+    /**
+     * Updates the view associated to the activity after the finish of some operation over files
+     * in the current account.
+     * 
+     * @param operation     Removal operation performed.
+     * @param result        Result of the removal.
+     */
+    @Override
+    public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) {
+        if (operation instanceof RemoveFileOperation) {
+            onRemoveFileOperationFinish((RemoveFileOperation)operation, result);
+                
+        } else if (operation instanceof RenameFileOperation) {
+            onRenameFileOperationFinish((RenameFileOperation)operation, result);
+            
+        } else if (operation instanceof SynchronizeFileOperation) {
+            onSynchronizeFileOperationFinish((SynchronizeFileOperation)operation, result);
+
+        } else if (operation instanceof CreateFolderOperation) {
+            onCreateFolderOperationFinish((CreateFolderOperation)operation, result);
+        }
+    }
+
+
+    /**
+     * 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.
+     */
+    private void onRemoveFileOperationFinish(RemoveFileOperation operation, RemoteOperationResult result) {
+        dismissDialog(DIALOG_SHORT_WAIT);
+        if (result.isSuccess()) {
+            Toast msg = Toast.makeText(this, R.string.remove_success_msg, Toast.LENGTH_LONG);
+            msg.show();
+            OCFile removedFile = operation.getFile();
+            if (mDualPane) {
+                FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
+                if (details != null && removedFile.equals(details.getFile())) {
+                    FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
+                    transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
+                    transaction.commit();
+                }
+            }
+            if (mStorageManager.getFileById(removedFile.getParentId()).equals(mCurrentDir)) {
+                mFileList.listDirectory();
+            }
+                
+        } else {
+            Toast msg = Toast.makeText(this, R.string.remove_fail_msg, Toast.LENGTH_LONG); 
+            msg.show();
+            if (result.isSslRecoverableException()) {
+                mLastSslUntrustedServerResult = result;
+                showDialog(DIALOG_SSL_VALIDATOR); 
+            }
+        }
+    }
+
+    /**
+     * 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.
+     */
+    private void onCreateFolderOperationFinish(CreateFolderOperation operation, RemoteOperationResult result) {
+        if (result.isSuccess()) {
+            dismissDialog(DIALOG_SHORT_WAIT);
+            mFileList.listDirectory();
+            
+        } else {
+            dismissDialog(DIALOG_SHORT_WAIT);
+            try {
+                Toast msg = Toast.makeText(FileDisplayActivity.this, R.string.create_dir_fail_msg, Toast.LENGTH_LONG); 
+                msg.show();
+                    
+            } catch (NotFoundException e) {
+                Log_OC.e(TAG, "Error while trying to show fail message " , e);
+            }
+        }
+    }
+    
+    
+    /**
+     * 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.
+     */
+    private void onRenameFileOperationFinish(RenameFileOperation operation, RemoteOperationResult result) {
+        dismissDialog(DIALOG_SHORT_WAIT);
+        OCFile renamedFile = operation.getFile();
+        if (result.isSuccess()) {
+            if (mDualPane) {
+                FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
+                if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {
+                    ((FileDetailFragment) details).updateFileDetails(renamedFile, AccountUtils.getCurrentOwnCloudAccount(this));
+                }
+            }
+            if (mStorageManager.getFileById(renamedFile.getParentId()).equals(mCurrentDir)) {
+                mFileList.listDirectory();
+            }
+            
+        } else {
+            if (result.getCode().equals(ResultCode.INVALID_LOCAL_FILE_NAME)) {
+                Toast msg = Toast.makeText(this, R.string.rename_local_fail_msg, Toast.LENGTH_LONG); 
+                msg.show();
+                // TODO throw again the new rename dialog
+            } else {
+                Toast msg = Toast.makeText(this, R.string.rename_server_fail_msg, Toast.LENGTH_LONG); 
+                msg.show();
+                if (result.isSslRecoverableException()) {
+                    mLastSslUntrustedServerResult = result;
+                    showDialog(DIALOG_SSL_VALIDATOR); 
+                }
+            }
+        }
+    }
+
+
+    private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) {
+        dismissDialog(DIALOG_SHORT_WAIT);
+        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, AccountUtils.getCurrentOwnCloudAccount(this));
+                startActivity(i);
+                
+            } else {
+                Toast msg = Toast.makeText(this, R.string.sync_file_fail_msg, Toast.LENGTH_LONG); 
+                msg.show();
+            }
+            
+        } else {
+            if (operation.transferWasRequested()) {
+                mFileList.listDirectory();
+                onTransferStateChanged(syncedFile, true, true);
+                
+            } else {
+                Toast msg = Toast.makeText(this, R.string.sync_file_nothing_to_do_msg, Toast.LENGTH_LONG); 
+                msg.show();
+            }
+        }
+    }
+
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void onTransferStateChanged(OCFile file, boolean downloading, boolean uploading) {
+        /*OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
+        if (fileListFragment != null) { 
+            fileListFragment.listDirectory();
+        }*/
+        if (mDualPane) {
+            FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
+            if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {
+                if (downloading || uploading) {
+                    ((FileDetailFragment)details).updateFileDetails(file, AccountUtils.getCurrentOwnCloudAccount(this));
+                } else {
+                    ((FileDetailFragment)details).updateFileDetails(false, true);
+                }
+            }
+        }
+    }
+
+
+    @Override
+    public void showFragmentWithDetails(OCFile file) {
+        if (mDualPane) {
+            FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
+            transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG); 
+            transaction.commit();
+            
+        } else {
+            Intent showDetailsIntent = new Intent(this, FileDetailActivity.class);
+            showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);
+            showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));
+            showDetailsIntent.putExtra(FileDetailActivity.EXTRA_MODE, FileDetailActivity.MODE_DETAILS);
+            startActivity(showDetailsIntent);
+        }
+    }
+
+    public void onDismiss(EditNameDialog dialog) {
+        //dialog.dismiss();
+        if (dialog.getResult()) {
+            String newDirectoryName = dialog.getNewFilename().trim();
+            Log_OC.d(TAG, "'create directory' dialog dismissed with new name " + newDirectoryName);
+            if (newDirectoryName.length() > 0) {
+                String path;
+                if (mCurrentDir == null) {
+                    // this is just a patch; we should ensure that mCurrentDir never is null
+                    if (!mStorageManager.fileExists(OCFile.PATH_SEPARATOR)) {
+                        OCFile file = new OCFile(OCFile.PATH_SEPARATOR);
+                        mStorageManager.saveFile(file);
+                    }
+                    mCurrentDir = mStorageManager.getFileByPath(OCFile.PATH_SEPARATOR);
+                }
+                path = FileDisplayActivity.this.mCurrentDir.getRemotePath();
+                
+                // Create directory
+                path += newDirectoryName + OCFile.PATH_SEPARATOR;
+                RemoteOperation operation = new CreateFolderOperation(path, mCurrentDir.getFileId(), mStorageManager);
+                operation.execute(  AccountUtils.getCurrentOwnCloudAccount(FileDisplayActivity.this), 
+                                    FileDisplayActivity.this, 
+                                    FileDisplayActivity.this, 
+                                    mHandler,
+                                    FileDisplayActivity.this);
+                
+                showDialog(DIALOG_SHORT_WAIT);
+            }
+        }
+    }
+    
+    
+    private void requestForDownload() {
+        Account account = AccountUtils.getCurrentOwnCloudAccount(this);
+        if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {
+            Intent i = new Intent(this, FileDownloader.class);
+            i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);
+            i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);
+            startService(i);
+        }
+    }
+
+    
+}