Improved error messages in gallery for images that can not be loaded
[pub/Android/ownCloud.git] / src / com / owncloud / android / ui / activity / FileDisplayActivity.java
index e6771e0..97660e7 100644 (file)
@@ -35,16 +35,20 @@ import android.content.Intent;
 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.Fragment;\r
 import android.support.v4.app.FragmentTransaction;\r
 import android.util.Log;\r
 import android.view.View;\r
@@ -77,12 +81,18 @@ import com.owncloud.android.operations.RemoteOperation;
 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.FileFragment;\r
 import com.owncloud.android.ui.fragment.OCFileListFragment;\r
+import com.owncloud.android.ui.preview.PreviewImageActivity;\r
+import com.owncloud.android.ui.preview.PreviewImageFragment;\r
+import com.owncloud.android.ui.preview.PreviewMediaFragment;\r
 \r
 import com.owncloud.android.R;\r
 import eu.alefzero.webdav.WebdavClient;\r
@@ -91,11 +101,11 @@ import eu.alefzero.webdav.WebdavClient;
  * Displays, what files the user has available in his ownCloud.\r
  * \r
  * @author Bartek Przybylski\r
- * \r
+ * @author David A. Velasco\r
  */\r
 \r
 public class FileDisplayActivity extends SherlockFragmentActivity implements\r
-    OCFileListFragment.ContainerActivity, FileDetailFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, OnRemoteOperationListener {\r
+    OCFileListFragment.ContainerActivity, FileFragment.ContainerActivity, OnNavigationListener, OnSslValidatorListener, OnRemoteOperationListener {\r
     \r
     private ArrayAdapter<String> mDirectories;\r
     private OCFile mCurrentDir = null;\r
@@ -121,12 +131,19 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
     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.action_about_app};\r
+    \r
+    private OCFile mWaitingToPreview;\r
+    private Handler mHandler;\r
+\r
     \r
     @Override\r
     public void onCreate(Bundle savedInstanceState) {\r
@@ -143,6 +160,10 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
         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
+            mWaitingToPreview = (OCFile) savedInstanceState.getParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW);\r
+\r
+        } else {\r
+            mWaitingToPreview = null;\r
         }\r
         \r
         if (!AccountUtils.accountsAreSetup(this)) {\r
@@ -190,6 +211,19 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
         mDualPane = (findViewById(R.id.file_details_container) != null);\r
         if (mDualPane) {\r
             initFileDetailsInDualPane();\r
+        } else {\r
+            // quick patchES to fix problem in turn from landscape to portrait, when a file is selected in the right pane\r
+            // TODO serious refactorization in activities and fragments providing file browsing and handling \r
+            if (mCurrentFile != null) {\r
+                onFileClick(mCurrentFile);\r
+                mCurrentFile = null;\r
+            }\r
+            Fragment rightPanel = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
+            if (rightPanel != null) {\r
+                FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();\r
+                transaction.remove(rightPanel);\r
+                transaction.commit();\r
+            }\r
         }\r
             \r
         // Action bar setup\r
@@ -201,11 +235,41 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
         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
@@ -214,7 +278,7 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
         startActivity(intent);  // the new activity won't be created until this.onStart() and this.onResume() are finished;\r
     }\r
 \r
-\r
+    \r
     /**\r
      *  Load of state dependent of the existence of an ownCloud account\r
      */\r
@@ -251,8 +315,18 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
         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
+                if (PreviewMediaFragment.canBePreviewed(mCurrentFile)) {\r
+                    if (mCurrentFile.isDown()) {\r
+                        transaction.replace(R.id.file_details_container, new PreviewMediaFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);\r
+                    } else {\r
+                        transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);\r
+                        mWaitingToPreview = mCurrentFile;\r
+                    }\r
+                } else {\r
+                    transaction.replace(R.id.file_details_container, new FileDetailFragment(mCurrentFile, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);\r
+                }\r
                 mCurrentFile = null;\r
+                \r
             } else {\r
                 transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment\r
             }\r
@@ -274,19 +348,42 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
     @Override\r
     public boolean onCreateOptionsMenu(Menu menu) {\r
         MenuInflater inflater = getSherlock().getMenuInflater();\r
-            inflater.inflate(R.menu.menu, menu);\r
+            inflater.inflate(R.menu.main_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
+            case R.id.action_create_dir: {\r
                 showDialog(DIALOG_CREATE_DIR);\r
                 break;\r
             }\r
-            case R.id.startSync: {\r
+            case R.id.action_sync_account: {\r
                 startSynchronization();\r
                 break;\r
             }\r
@@ -299,7 +396,7 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
                 startActivity(settingsIntent);\r
                 break;\r
             }\r
-            case R.id.about_app : {\r
+            case R.id.action_about_app: {\r
                 showDialog(DIALOG_ABOUT_APP);\r
                 break;\r
             }\r
@@ -344,16 +441,16 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
      */\r
     public void onActivityResult(int requestCode, int resultCode, Intent data) {\r
         \r
-        if (requestCode == ACTION_SELECT_CONTENT_FROM_APPS && resultCode == RESULT_OK) {\r
-            requestSimpleUpload(data);\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) {\r
-            requestMultipleUpload(data);\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) {\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
@@ -372,6 +469,8 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
             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
@@ -383,7 +482,7 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
     }\r
 \r
 \r
-    private void requestSimpleUpload(Intent data) {\r
+    private void requestSimpleUpload(Intent data, int resultCode) {\r
         String filepath = null;\r
         try {\r
             Uri selectedImageUri = data.getData();\r
@@ -423,6 +522,8 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
         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
@@ -439,11 +540,10 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
         \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
+            Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
+            if (fileFragment != null && (fileFragment instanceof PreviewMediaFragment || !((FileDetailFragment) fileFragment).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.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment                \r
                 transaction.commit();\r
             }\r
         }\r
@@ -461,19 +561,20 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
         super.onSaveInstanceState(outState);\r
         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mCurrentDir);\r
         if (mDualPane) {\r
-            FileDetailFragment fragment = (FileDetailFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
+            FileFragment fragment = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
             if (fragment != null) {\r
-                OCFile file = fragment.getDisplayedFile();\r
+                OCFile file = fragment.getFile();\r
                 if (file != null) {\r
                     outState.putParcelable(FileDetailFragment.EXTRA_FILE, file);\r
                 }\r
             }\r
         }\r
+        outState.putParcelable(FileDetailActivity.KEY_WAITING_TO_PREVIEW, mWaitingToPreview);\r
         Log.d(getClass().toString(), "onSaveInstanceState() end");\r
     }\r
 \r
     @Override\r
-    protected void onResume() {\r
+    public void onResume() {\r
         Log.d(getClass().toString(), "onResume() start");\r
         super.onResume();\r
 \r
@@ -498,7 +599,8 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
             registerReceiver(mUploadFinishReceiver, uploadIntentFilter);\r
             \r
             // Listen for download messages\r
-            IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.DOWNLOAD_FINISH_MESSAGE);\r
+            IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.DOWNLOAD_ADDED_MESSAGE);\r
+            downloadIntentFilter.addAction(FileDownloader.DOWNLOAD_FINISH_MESSAGE);\r
             mDownloadFinishReceiver = new DownloadFinishReceiver();\r
             registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);\r
         \r
@@ -516,7 +618,7 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
 \r
     \r
     @Override\r
-    protected void onPause() {\r
+    public void onPause() {\r
         Log.d(getClass().toString(), "onPause() start");\r
         super.onPause();\r
         if (mSyncBroadcastReceiver != null) {\r
@@ -563,7 +665,8 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
                     dialog.dismiss();\r
                 }\r
             });\r
-            builder.setNegativeButton(R.string.common_exit, new OnClickListener() {\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
@@ -579,7 +682,7 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
             PackageInfo pkg;\r
             try {\r
                 pkg = getPackageManager().getPackageInfo(getPackageName(), 0);\r
-                builder.setMessage(String.format(getString(R.string.about_message), pkg.versionName));\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
@@ -655,6 +758,7 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
                     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
@@ -852,6 +956,7 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
                 }\r
                 \r
                 setSupportProgressBarIndeterminateVisibility(inProgress);\r
+                removeStickyBroadcast(intent);\r
                 \r
             }\r
             \r
@@ -890,27 +995,78 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
     \r
     \r
     /**\r
-     * Once the file download has finished -> update view\r
+     * Class waiting for broadcast events from the {@link FielDownloader} service.\r
+     * \r
+     * Updates the UI when a download is started or finished, provided that it is relevant for the\r
+     * current folder.\r
      */\r
     private class DownloadFinishReceiver extends BroadcastReceiver {\r
         @Override\r
         public void onReceive(Context context, Intent intent) {\r
+            boolean sameAccount = isSameAccount(context, 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
+            boolean isDescendant = isDescendant(downloadedRemotePath);\r
+            \r
             if (sameAccount && isDescendant) {\r
-                OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);\r
-                if (fileListFragment != null) { \r
-                    fileListFragment.listDirectory();\r
+                updateLeftPanel();\r
+                if (mDualPane) {\r
+                    updateRightPanel(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));\r
                 }\r
             }\r
+            \r
+            removeStickyBroadcast(intent);\r
+        }\r
+\r
+        private boolean isDescendant(String downloadedRemotePath) {\r
+            return (mCurrentDir != null && downloadedRemotePath != null && downloadedRemotePath.startsWith(mCurrentDir.getRemotePath()));\r
+        }\r
+\r
+        private boolean isSameAccount(Context context, Intent intent) {\r
+            String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);\r
+            return (accountName != null && accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name));\r
         }\r
     }\r
     \r
     \r
-    \r
-    \r
+    protected void updateLeftPanel() {\r
+        OCFileListFragment fileListFragment = (OCFileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);\r
+        if (fileListFragment != null) { \r
+            fileListFragment.listDirectory();\r
+        }\r
+    }\r
+\r
+    protected void updateRightPanel(String downloadEvent, String downloadedRemotePath, boolean success) {\r
+        Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
+        boolean waitedPreview = (mWaitingToPreview != null && mWaitingToPreview.getRemotePath().equals(downloadedRemotePath));\r
+        if (fragment != null && fragment instanceof FileDetailFragment) {\r
+            FileDetailFragment detailsFragment = (FileDetailFragment) fragment;\r
+            OCFile fileInFragment = detailsFragment.getFile();\r
+            if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {\r
+                // the user browsed to other file ; forget the automatic preview \r
+                mWaitingToPreview = null;\r
+                \r
+            } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_ADDED_MESSAGE)) {\r
+                // grant that the right panel updates the progress bar\r
+                detailsFragment.listenForTransferProgress();\r
+                detailsFragment.updateFileDetails(true, false);\r
+                \r
+            } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_FINISH_MESSAGE)) {\r
+                //  update the right panel \r
+                if (success && waitedPreview) {\r
+                    mWaitingToPreview = mStorageManager.getFileById(mWaitingToPreview.getFileId());   // update the file from database, for the local storage path\r
+                    FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();\r
+                    transaction.replace(R.id.file_details_container, new PreviewMediaFragment(mWaitingToPreview, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);\r
+                    transaction.commit();\r
+                    mWaitingToPreview = null;\r
+                    \r
+                } else {\r
+                    detailsFragment.updateFileDetails(false, (success));\r
+                }\r
+            }\r
+        }\r
+    }\r
+\r
+\r
     /**\r
      * {@inheritDoc}\r
      */\r
@@ -919,7 +1075,7 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
         return mStorageManager;\r
     }\r
     \r
-    \r
+\r
     /**\r
      * {@inheritDoc}\r
      */\r
@@ -931,11 +1087,10 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
         \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
+            Fragment fileFragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
+            if (fileFragment != null && (fileFragment instanceof PreviewMediaFragment || !((FileDetailFragment) fileFragment).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.replace(R.id.file_details_container, new FileDetailFragment(null, null), FileDetailFragment.FTAG); // empty FileDetailFragment                \r
                 transaction.commit();\r
             }\r
         }\r
@@ -947,16 +1102,40 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
      */\r
     @Override\r
     public void onFileClick(OCFile file) {\r
-        \r
-        // If we are on a large device -> update fragment\r
+        if (file != null && PreviewImageFragment.canBePreviewed(file)) {\r
+            // preview image - it handles the download, if needed\r
+            startPreviewImage(file);\r
+            \r
+        } else if (file != null && PreviewMediaFragment.canBePreviewed(file)) {\r
+            if (file.isDown()) {\r
+                // general preview\r
+                startMediaPreview(file);\r
+                \r
+            } else {\r
+                // automatic download, preview on finish\r
+                startDownloadForPreview(file);\r
+                \r
+            }\r
+        } else {\r
+            // details view\r
+            startDetails(file);\r
+        }\r
+    }\r
+\r
+    private void startPreviewImage(OCFile file) {\r
+        Intent showDetailsIntent = new Intent(this, PreviewImageActivity.class);\r
+        showDetailsIntent.putExtra(FileDetailFragment.EXTRA_FILE, file);\r
+        showDetailsIntent.putExtra(FileDetailFragment.EXTRA_ACCOUNT, AccountUtils.getCurrentOwnCloudAccount(this));\r
+        startActivity(showDetailsIntent);\r
+    }\r
+    \r
+    private void startMediaPreview(OCFile file) {\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.replace(R.id.file_details_container, new PreviewMediaFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);\r
             transaction.commit();\r
             \r
-        } else {    // small or medium screen device -> new Activity\r
+        } else {\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
@@ -964,7 +1143,37 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
         }\r
     }\r
     \r
+    private void startDownloadForPreview(OCFile file) {\r
+        if (mDualPane) {\r
+            FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();\r
+            transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);\r
+            transaction.commit();\r
+            mWaitingToPreview = file;\r
+            requestForDownload();\r
+            \r
+        } else {\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
+    private void startDetails(OCFile file) {\r
+        if (mDualPane && !file.isImage()) {\r
+            FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();\r
+            transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG);\r
+            transaction.commit();\r
+        } else {\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
@@ -1012,6 +1221,10 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
             if (component.equals(new ComponentName(FileDisplayActivity.this, FileDownloader.class))) {\r
                 Log.d(TAG, "Download service connected");\r
                 mDownloaderBinder = (FileDownloaderBinder) service;\r
+                if (mWaitingToPreview != null) {\r
+                    requestForDownload();\r
+                }\r
+                \r
             } else if (component.equals(new ComponentName(FileDisplayActivity.this, FileUploader.class))) {\r
                 Log.d(TAG, "Upload service connected");\r
                 mUploaderBinder = (FileUploaderBinder) service;\r
@@ -1022,9 +1235,12 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
             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
+                Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
+                if (fragment != null && fragment instanceof FileDetailFragment) {\r
+                    FileDetailFragment detailFragment = (FileDetailFragment)fragment;\r
+                    detailFragment.listenForTransferProgress();\r
+                    detailFragment.updateFileDetails(false, false);\r
+                }\r
             }\r
         }\r
 \r
@@ -1083,9 +1299,13 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
                 \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
     }\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
@@ -1100,8 +1320,8 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
             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
+                FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
+                if (details != null && removedFile.equals(details.getFile())) {\r
                     FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();\r
                     transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment\r
                     transaction.commit();\r
@@ -1133,9 +1353,9 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
         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
+                FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
+                if (details != null && details instanceof FileDetailFragment && renamedFile.equals(details.getFile()) ) {\r
+                    ((FileDetailFragment) details).updateFileDetails(renamedFile, AccountUtils.getCurrentOwnCloudAccount(this));\r
                 }\r
             }\r
             if (mStorageManager.getFileById(renamedFile.getParentId()).equals(mCurrentDir)) {\r
@@ -1159,6 +1379,34 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
     }\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
@@ -1169,19 +1417,44 @@ public class FileDisplayActivity extends SherlockFragmentActivity implements
             fileListFragment.listDirectory();\r
         }*/\r
         if (mDualPane) {\r
-            FileDetailFragment details = (FileDetailFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
-            if (details != null && file.equals(details.getDisplayedFile()) ) {\r
+            FileFragment details = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);\r
+            if (details != null && details instanceof FileDetailFragment && file.equals(details.getFile()) ) {\r
                 if (downloading || uploading) {\r
-                    details.updateFileDetails(file, AccountUtils.getCurrentOwnCloudAccount(this));\r
+                    ((FileDetailFragment)details).updateFileDetails(file, AccountUtils.getCurrentOwnCloudAccount(this));\r
                 } else {\r
-                    details.updateFileDetails(downloading || uploading);\r
+                    ((FileDetailFragment)details).updateFileDetails(false, true);\r
                 }\r
             }\r
         }\r
     }\r
 \r
 \r
-    \r
+    @Override\r
+    public void showFragmentWithDetails(OCFile file) {\r
+        if (mDualPane) {\r
+            FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();\r
+            transaction.replace(R.id.file_details_container, new FileDetailFragment(file, AccountUtils.getCurrentOwnCloudAccount(this)), FileDetailFragment.FTAG); \r
+            transaction.commit();\r
+            \r
+        } else {\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
+            showDetailsIntent.putExtra(FileDetailActivity.EXTRA_MODE, FileDetailActivity.MODE_DETAILS);\r
+            startActivity(showDetailsIntent);\r
+        }\r
+    }\r
 \r
 \r
+    private void requestForDownload() {\r
+        Account account = AccountUtils.getCurrentOwnCloudAccount(this);\r
+        if (!mDownloaderBinder.isDownloading(account, mWaitingToPreview)) {\r
+            Intent i = new Intent(this, FileDownloader.class);\r
+            i.putExtra(FileDownloader.EXTRA_ACCOUNT, account);\r
+            i.putExtra(FileDownloader.EXTRA_FILE, mWaitingToPreview);\r
+            startService(i);\r
+        }\r
+    }\r
+\r
+    \r
 }\r