src/com/owncloud/android/ui/fragment/OCFileListFragment.java

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   @author Bartek Przybylski
   5  *   @author masensio
   6  *   @author David A. Velasco
   7  *   Copyright (C) 2011  Bartek Przybylski
   8  *   Copyright (C) 2015 ownCloud Inc.
   9  *
  10  *   This program is free software: you can redistribute it and/or modify
  11  *   it under the terms of the GNU General Public License version 2,
  12  *   as published by the Free Software Foundation.
  13  *
  14  *   This program is distributed in the hope that it will be useful,
  15  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *   GNU General Public License for more details.
  18  *
  19  *   You should have received a copy of the GNU General Public License
  20  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21  *
  22  */
  23 package com.owncloud.android.ui.fragment;
  24
  25 import android.app.Activity;
  26 import android.content.Intent;
  27 import android.content.SharedPreferences;
  28 import android.os.Build;
  29 import android.os.Bundle;
  30 import android.preference.PreferenceManager;
  31 import android.support.v4.widget.SwipeRefreshLayout;
  32 import android.view.ActionMode;
  33 import android.view.Menu;
  34 import android.view.MenuInflater;
  35 import android.view.MenuItem;
  36 import android.view.View;
  37 import android.widget.AbsListView;
  38 import android.widget.AdapterView;
  39 import android.widget.AdapterView.AdapterContextMenuInfo;
  40 import android.widget.PopupMenu;
  41 import android.widget.TextView;
  42 import android.widget.Toast;
  43
  44 import com.owncloud.android.MainApp;
  45 import com.owncloud.android.R;
  46 import com.owncloud.android.authentication.AccountUtils;
  47 import com.owncloud.android.datamodel.FileDataStorageManager;
  48 import com.owncloud.android.datamodel.OCFile;
  49 import com.owncloud.android.files.FileMenuFilter;
  50 import com.owncloud.android.lib.common.utils.Log_OC;
  51 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  52 import com.owncloud.android.ui.activity.FileActivity;
  53 import com.owncloud.android.ui.activity.FileDisplayActivity;
  54 import com.owncloud.android.ui.activity.FolderPickerActivity;
  55 import com.owncloud.android.ui.activity.OnEnforceableRefreshListener;
  56 import com.owncloud.android.ui.activity.UploadFilesActivity;
  57 import com.owncloud.android.ui.adapter.FileListListAdapter;
  58 import com.owncloud.android.ui.dialog.ConfirmationDialogFragment;
  59 import com.owncloud.android.ui.dialog.CreateFolderDialogFragment;
  60 import com.owncloud.android.ui.dialog.FileActionsDialogFragment;
  61 import com.owncloud.android.ui.dialog.RemoveFileDialogFragment;
  62 import com.owncloud.android.ui.dialog.RemoveFilesDialogFragment;
  63 import com.owncloud.android.ui.dialog.RenameFileDialogFragment;
  64 import com.owncloud.android.ui.dialog.UploadSourceDialogFragment;
  65 import com.owncloud.android.ui.preview.PreviewImageFragment;
  66 import com.owncloud.android.ui.preview.PreviewMediaFragment;
  67 import com.owncloud.android.utils.DisplayUtils;
  68 import com.owncloud.android.utils.ExceptionHandler;
  69 import com.owncloud.android.utils.FileStorageUtils;
  70 import com.owncloud.android.ui.preview.PreviewTextFragment;
  71
  72 import java.io.File;
  73 import java.util.ArrayList;
  74
  75 /**
  76  * A Fragment that lists all files and folders in a given path.
  77  *
  78  * TODO refactor to get rid of direct dependency on FileDisplayActivity
  79  */
  80 public class OCFileListFragment extends ExtendedListFragment {
  81
  82     private static final String TAG = OCFileListFragment.class.getSimpleName();
  83
  84     private static final String MY_PACKAGE = OCFileListFragment.class.getPackage() != null ?
  85             OCFileListFragment.class.getPackage().getName() : "com.owncloud.android.ui.fragment";
  86
  87     public final static String ARG_JUST_FOLDERS = MY_PACKAGE + ".JUST_FOLDERS";
  88     public final static String ARG_ALLOW_CONTEXTUAL_ACTIONS = MY_PACKAGE + ".ALLOW_CONTEXTUAL";
  89     public final static String ARG_HIDE_FAB = MY_PACKAGE + ".HIDE_FAB";
  90
  91     private static final String KEY_FILE = MY_PACKAGE + ".extra.FILE";
  92     private static final String KEY_FAB_EVER_CLICKED = "FAB_EVER_CLICKED";
  93
  94     private static String DIALOG_CREATE_FOLDER = "DIALOG_CREATE_FOLDER";
  95
  96     private FileFragment.ContainerActivity mContainerActivity;
  97
  98     private OCFile mFile = null;
  99     private FileListListAdapter mAdapter;
 100     private boolean mJustFolders;
 101
 102     private OCFile mTargetFile;
 103
 104     private boolean miniFabClicked = false;
 105
 106     /**
 107      * {@inheritDoc}
 108      */
 109     @Override
 110     public void onAttach(Activity activity) {
 111         super.onAttach(activity);
 112         Log_OC.e(TAG, "onAttach");
 113         try {
 114             mContainerActivity = (FileFragment.ContainerActivity) activity;
 115
 116         } catch (ClassCastException e) {
 117             throw new ClassCastException(activity.toString() + " must implement " +
 118                     FileFragment.ContainerActivity.class.getSimpleName());
 119         }
 120         try {
 121             setOnRefreshListener((OnEnforceableRefreshListener) activity);
 122
 123         } catch (ClassCastException e) {
 124             throw new ClassCastException(activity.toString() + " must implement " +
 125                     SwipeRefreshLayout.OnRefreshListener.class.getSimpleName());
 126         }
 127     }
 128
 129
 130     @Override
 131     public void onDetach() {
 132         setOnRefreshListener(null);
 133         mContainerActivity = null;
 134         super.onDetach();
 135     }
 136
 137     /**
 138      * {@inheritDoc}
 139      */
 140     @Override
 141     public void onActivityCreated(Bundle savedInstanceState) {
 142         super.onActivityCreated(savedInstanceState);
 143         Log_OC.e(TAG, "onActivityCreated() start");
 144
 145         if (savedInstanceState != null) {
 146             mFile = savedInstanceState.getParcelable(KEY_FILE);
 147         }
 148
 149         if (mJustFolders) {
 150             setFooterEnabled(false);
 151         } else {
 152             setFooterEnabled(true);
 153         }
 154
 155         Bundle args = getArguments();
 156         mJustFolders = (args == null) ? false : args.getBoolean(ARG_JUST_FOLDERS, false);
 157         mAdapter = new FileListListAdapter(
 158                 mJustFolders,
 159                 getActivity(),
 160                 mContainerActivity
 161         );
 162         setListAdapter(mAdapter);
 163
 164         registerLongClickListener();
 165
 166         boolean hideFab = (args != null) && args.getBoolean(ARG_HIDE_FAB, false);
 167         if (hideFab) {
 168             setFabEnabled(false);
 169         } else {
 170             setFabEnabled(true);
 171             registerFabListeners();
 172
 173             // detect if a mini FAB has ever been clicked
 174             final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getActivity());
 175             if(prefs.getLong(KEY_FAB_EVER_CLICKED, 0) > 0) {
 176                 miniFabClicked = true;
 177             }
 178
 179             // add labels to the min FABs when none of them has ever been clicked on
 180             if(!miniFabClicked) {
 181                 setFabLabels();
 182             } else {
 183                 removeFabLabels();
 184             }
 185         }
 186   }
 187
 188     /**
 189      * adds labels to all mini FABs.
 190      */
 191     private void setFabLabels() {
 192         getFabUpload().setTitle(getResources().getString(R.string.actionbar_upload));
 193         getFabMkdir().setTitle(getResources().getString(R.string.actionbar_mkdir));
 194         getFabUploadFromApp().setTitle(getResources().getString(R.string.actionbar_upload_from_apps));
 195     }
 196
 197     /**
 198      * registers all listeners on all mini FABs.
 199      */
 200     private void registerFabListeners() {
 201         registerFabUploadListeners();
 202         registerFabMkDirListeners();
 203         registerFabUploadFromAppListeners();
 204     }
 205
 206     /**
 207      * registers {@link android.view.View.OnClickListener} and {@link android.view.View.OnLongClickListener}
 208      * on the Upload mini FAB for the linked action and {@link Toast} showing the underlying action.
 209      */
 210     private void registerFabUploadListeners() {
 211         getFabUpload().setOnClickListener(new View.OnClickListener() {
 212             @Override
 213             public void onClick(View v) {
 214                 Intent action = new Intent(getActivity(), UploadFilesActivity.class);
 215                 action.putExtra(
 216                         UploadFilesActivity.EXTRA_ACCOUNT,
 217                         ((FileActivity) getActivity()).getAccount()
 218                 );
 219                 getActivity().startActivityForResult(action, UploadSourceDialogFragment.ACTION_SELECT_MULTIPLE_FILES);
 220                 getFabMain().collapse();
 221                 recordMiniFabClick();
 222             }
 223         });
 224
 225         getFabUpload().setOnLongClickListener(new View.OnLongClickListener() {
 226             @Override
 227             public boolean onLongClick(View v) {
 228                 Toast.makeText(getActivity(), R.string.actionbar_upload, Toast.LENGTH_SHORT).show();
 229                 return true;
 230             }
 231         });
 232     }
 233
 234     /**
 235      * registers {@link android.view.View.OnClickListener} and {@link android.view.View.OnLongClickListener}
 236      * on the 'Create Dir' mini FAB for the linked action and {@link Toast} showing the underlying action.
 237      */
 238     private void registerFabMkDirListeners() {
 239         getFabMkdir().setOnClickListener(new View.OnClickListener() {
 240             @Override
 241             public void onClick(View v) {
 242                 CreateFolderDialogFragment dialog =
 243                         CreateFolderDialogFragment.newInstance(mFile);
 244                 dialog.show(getActivity().getSupportFragmentManager(), FileDisplayActivity.DIALOG_CREATE_FOLDER);
 245                 getFabMain().collapse();
 246                 recordMiniFabClick();
 247             }
 248         });
 249
 250         getFabMkdir().setOnLongClickListener(new View.OnLongClickListener() {
 251             @Override
 252             public boolean onLongClick(View v) {
 253                 Toast.makeText(getActivity(), R.string.actionbar_mkdir, Toast.LENGTH_SHORT).show();
 254                 return true;
 255             }
 256         });
 257     }
 258
 259     /**
 260      * registers {@link android.view.View.OnClickListener} and {@link android.view.View.OnLongClickListener}
 261      * on the Upload from App mini FAB for the linked action and {@link Toast} showing the underlying action.
 262      */
 263     private void registerFabUploadFromAppListeners() {
 264         getFabUploadFromApp().setOnClickListener(new View.OnClickListener() {
 265             @Override
 266             public void onClick(View v) {
 267                 Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 268                 action = action.setType("*/*").addCategory(Intent.CATEGORY_OPENABLE);
 269
 270                 //Intent.EXTRA_ALLOW_MULTIPLE is only supported on api level 18+, Jelly Bean
 271                 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
 272                     action.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true);
 273                 }
 274
 275                 getActivity().startActivityForResult(
 276                         Intent.createChooser(action, getString(R.string.upload_chooser_title)),
 277                         UploadSourceDialogFragment.ACTION_SELECT_CONTENT_FROM_APPS
 278                 );
 279                 getFabMain().collapse();
 280                 recordMiniFabClick();
 281             }
 282         });
 283
 284         getFabUploadFromApp().setOnLongClickListener(new View.OnLongClickListener() {
 285             @Override
 286             public boolean onLongClick(View v) {
 287                 Toast.makeText(getActivity(),
 288                         R.string.actionbar_upload_from_apps,
 289                         Toast.LENGTH_SHORT).show();
 290                 return true;
 291             }
 292         });
 293     }
 294
 295     /**
 296      * records a click on a mini FAB and thus:
 297      * <ol>
 298      *     <li>persists the click fact</li>
 299      *     <li>removes the mini FAB labels</li>
 300      * </ol>
 301      */
 302     private void recordMiniFabClick() {
 303         // only record if it hasn't been done already at some other time
 304         if(!miniFabClicked) {
 305             final SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(getActivity());
 306             sp.edit().putLong(KEY_FAB_EVER_CLICKED, 1).commit();
 307             miniFabClicked = true;
 308         }
 309     }
 310
 311     /**
 312      * removes the labels on all known min FABs.
 313      */
 314     private void removeFabLabels() {
 315         getFabUpload().setTitle(null);
 316         getFabMkdir().setTitle(null);
 317         getFabUploadFromApp().setTitle(null);
 318         ((TextView) getFabUpload().getTag(com.getbase.floatingactionbutton.R.id.fab_label)).setVisibility(View.GONE);
 319         ((TextView) getFabMkdir().getTag(com.getbase.floatingactionbutton.R.id.fab_label)).setVisibility(View.GONE);
 320         ((TextView) getFabUploadFromApp().getTag(com.getbase.floatingactionbutton.R.id.fab_label)).setVisibility(View.GONE);
 321     }
 322
 323     private void registerLongClickListener() {
 324         getListView().setMultiChoiceModeListener(new AbsListView.MultiChoiceModeListener() {
 325             private Menu menu;
 326
 327             @Override
 328             public void onItemCheckedStateChanged(ActionMode mode, int position, long id, boolean checked) {
 329                 final int checkedCount = getListView().getCheckedItemCount();
 330                 // TODO Tobi extract to values
 331                 mode.setTitle(checkedCount + " selected");
 332
 333                 if (checked) {
 334                     mAdapter.setNewSelection(position, checked);
 335                 } else {
 336                     mAdapter.removeSelection(position);
 337                 }
 338
 339                 // TODO maybe change: only recreate menu if count changes
 340                 menu.clear();
 341                 if (checkedCount == 1) {
 342                     createContextMenu(menu);
 343                 } else {
 344                     // download, move, copy, delete
 345                     getActivity().getMenuInflater().inflate(R.menu.multiple_file_actions_menu, menu);
 346                 }
 347
 348             }
 349
 350             @Override
 351             public boolean onCreateActionMode(ActionMode mode, Menu menu) {
 352                 this.menu = menu;
 353                 return true;
 354             }
 355
 356             @Override
 357             public boolean onPrepareActionMode(ActionMode mode, Menu menu) {
 358                 return false;
 359             }
 360
 361             @Override
 362             public boolean onActionItemClicked(ActionMode mode, MenuItem item) {
 363                 return onFileActionChosen(item.getItemId());
 364             }
 365
 366             @Override
 367             public void onDestroyActionMode(ActionMode mode) {
 368                 mAdapter.removeSelection();
 369             }
 370         });
 371     }
 372
 373
 374     private void showFileAction(int fileIndex) {
 375         Bundle args = getArguments();
 376         PopupMenu pm = new PopupMenu(getActivity(),null);
 377         Menu menu = pm.getMenu();
 378
 379         boolean allowContextualActions =
 380                 (args == null) ? true : args.getBoolean(ARG_ALLOW_CONTEXTUAL_ACTIONS, true);
 381
 382         if (allowContextualActions) {
 383             MenuInflater inflater = getActivity().getMenuInflater();
 384
 385             inflater.inflate(R.menu.file_actions_menu, menu);
 386             OCFile targetFile = (OCFile) mAdapter.getItem(fileIndex);
 387
 388             if (mContainerActivity.getStorageManager() != null) {
 389                 FileMenuFilter mf = new FileMenuFilter(
 390                         targetFile,
 391                         mContainerActivity.getStorageManager().getAccount(),
 392                         mContainerActivity,
 393                         getActivity()
 394                 );
 395                 mf.filter(menu);
 396             }
 397
 398             /// TODO break this direct dependency on FileDisplayActivity... if possible
 399             MenuItem item = menu.findItem(R.id.action_open_file_with);
 400             FileFragment frag = ((FileDisplayActivity)getActivity()).getSecondFragment();
 401             if (frag != null && frag instanceof FileDetailFragment &&
 402                     frag.getFile().getFileId() == targetFile.getFileId()) {
 403                 item = menu.findItem(R.id.action_see_details);
 404                 if (item != null) {
 405                     item.setVisible(false);
 406                     item.setEnabled(false);
 407                 }
 408             }
 409
 410             FileActionsDialogFragment dialog = FileActionsDialogFragment.newInstance(menu, fileIndex, targetFile.getFileName());
 411             dialog.setTargetFragment(this, 0);
 412             dialog.show(getFragmentManager(), FileActionsDialogFragment.FTAG_FILE_ACTIONS);
 413         }
 414     }
 415
 416     /**
 417      * Saves the current listed folder.
 418      */
 419     @Override
 420     public void onSaveInstanceState(Bundle outState) {
 421         super.onSaveInstanceState(outState);
 422         outState.putParcelable(KEY_FILE, mFile);
 423     }
 424
 425     /**
 426      * Call this, when the user presses the up button.
 427      * <p>
 428      *     Tries to move up the current folder one level. If the parent folder was removed from the
 429      *     database, it continues browsing up until finding an existing folders.
 430      * </p>
 431      * @return Count of folder levels browsed up.
 432      */
 433     public int onBrowseUp() {
 434         OCFile parentDir = null;
 435         int moveCount = 0;
 436
 437         if (mFile != null) {
 438             FileDataStorageManager storageManager = mContainerActivity.getStorageManager();
 439
 440             String parentPath = null;
 441             if (mFile.getParentId() != FileDataStorageManager.ROOT_PARENT_ID) {
 442                 parentPath = new File(mFile.getRemotePath()).getParent();
 443                 parentPath = parentPath.endsWith(OCFile.PATH_SEPARATOR) ? parentPath :
 444                         parentPath + OCFile.PATH_SEPARATOR;
 445                 parentDir = storageManager.getFileByPath(parentPath);
 446                 moveCount++;
 447             } else {
 448                 parentDir = storageManager.getFileByPath(OCFile.ROOT_PATH);
 449             }
 450             while (parentDir == null) {
 451                 parentPath = new File(parentPath).getParent();
 452                 parentPath = parentPath.endsWith(OCFile.PATH_SEPARATOR) ? parentPath :
 453                         parentPath + OCFile.PATH_SEPARATOR;
 454                 parentDir = storageManager.getFileByPath(parentPath);
 455                 moveCount++;
 456             }   // exit is granted because storageManager.getFileByPath("/") never returns null
 457             mFile = parentDir;
 458
 459             listDirectory(mFile, MainApp.getOnlyOnDevice());
 460
 461             onRefresh(false);
 462
 463             // restore index and top position
 464             restoreIndexAndTopPosition();
 465
 466         }   // else - should never happen now
 467
 468         return moveCount;
 469     }
 470
 471     @Override
 472     public void onItemClick(AdapterView<?> l, View v, int position, long id) {
 473         OCFile file = (OCFile) mAdapter.getItem(position);
 474         if (file != null) {
 475             if (file.isFolder()) {
 476                 // update state and view of this fragment
 477                 listDirectory(file, MainApp.getOnlyOnDevice());
 478                 // then, notify parent activity to let it update its state and view
 479                 mContainerActivity.onBrowsedDownTo(file);
 480                 // save index and top position
 481                 saveIndexAndTopPosition(position);
 482
 483             } else { /// Click on a file
 484                 if (PreviewImageFragment.canBePreviewed(file)) {
 485                     // preview image - it handles the download, if needed
 486                     ((FileDisplayActivity)mContainerActivity).startImagePreview(file);
 487                 } else if (PreviewTextFragment.canBePreviewed(file)){
 488                     ((FileDisplayActivity)mContainerActivity).startTextPreview(file);
 489                 } else if (file.isDown()) {
 490                     if (PreviewMediaFragment.canBePreviewed(file)) {
 491                         // media preview
 492                         ((FileDisplayActivity) mContainerActivity).startMediaPreview(file, 0, true);
 493                     } else {
 494                         mContainerActivity.getFileOperationsHelper().openFile(file);
 495                     }
 496                 } else {
 497                     // automatic download, preview on finish
 498                     ((FileDisplayActivity) mContainerActivity).startDownloadForPreview(file);
 499                 }
 500             }
 501         } else {
 502             Log_OC.d(TAG, "Null object in ListAdapter!!");
 503         }
 504
 505     }
 506
 507     /**
 508      * {@inheritDoc}
 509      */
 510     // TODO Tobi needed?
 511     public void createContextMenu(Menu menu) {
 512         Bundle args = getArguments();
 513         boolean allowContextualActions =
 514                 (args == null) ? true : args.getBoolean(ARG_ALLOW_CONTEXTUAL_ACTIONS, true);
 515         if (allowContextualActions) {
 516             MenuInflater inflater = getActivity().getMenuInflater();
 517             inflater.inflate(R.menu.file_actions_menu, menu);
 518             OCFile targetFile = null;
 519             if (mAdapter.getCheckedItems().size() == 1){
 520                 targetFile = mAdapter.getCheckedItems().get(0);
 521             }
 522
 523             if (mContainerActivity.getStorageManager() != null) {
 524                 FileMenuFilter mf = new FileMenuFilter(
 525                     targetFile,
 526                     mContainerActivity.getStorageManager().getAccount(),
 527                     mContainerActivity,
 528                     getActivity()
 529                 );
 530                 mf.filter(menu);
 531             }
 532
 533             /// TODO break this direct dependency on FileDisplayActivity... if possible
 534             MenuItem item = menu.findItem(R.id.action_open_file_with);
 535             FileFragment frag = ((FileDisplayActivity)getActivity()).getSecondFragment();
 536             if (frag != null && frag instanceof FileDetailFragment &&
 537                     frag.getFile().getFileId() == targetFile.getFileId()) {
 538                 item = menu.findItem(R.id.action_see_details);
 539                 if (item != null) {
 540                     item.setVisible(false);
 541                     item.setEnabled(false);
 542                 }
 543             }
 544
 545 //            String.format(mContext.getString(R.string.subject_token),
 546 //                    getClient().getCredentials().getUsername(), file.getFileName()));
 547         }
 548     }
 549
 550     public boolean onFileActionChosen(int menuId) {
 551         if (mAdapter.getCheckedItems().size() == 1){
 552             OCFile mTargetFile = mAdapter.getCheckedItems().get(0);
 553
 554             switch (menuId) {
 555                 case R.id.action_share_file: {
 556                     mContainerActivity.getFileOperationsHelper().shareFileWithLink(mTargetFile);
 557                     return true;
 558                 }
 559                 case R.id.action_open_file_with: {
 560                     mContainerActivity.getFileOperationsHelper().openFile(mTargetFile);
 561                     return true;
 562                 }
 563                 case R.id.action_unshare_file: {
 564                     mContainerActivity.getFileOperationsHelper().unshareFileWithLink(mTargetFile);
 565                     return true;
 566                 }
 567                 case R.id.action_rename_file: {
 568                     RenameFileDialogFragment dialog = RenameFileDialogFragment.newInstance(mTargetFile);
 569                     dialog.show(getFragmentManager(), FileDetailFragment.FTAG_RENAME_FILE);
 570                     return true;
 571                 }
 572                 case R.id.action_remove_file: {
 573                     RemoveFileDialogFragment dialog = RemoveFileDialogFragment.newInstance(mTargetFile);
 574                     dialog.show(getFragmentManager(), ConfirmationDialogFragment.FTAG_CONFIRMATION);
 575                     return true;
 576                 }
 577                 case R.id.action_download_file:
 578                 case R.id.action_sync_file: {
 579                     mContainerActivity.getFileOperationsHelper().syncFile(mTargetFile);
 580                     return true;
 581                 }
 582                 case R.id.action_cancel_sync: {
 583                     ((FileDisplayActivity) mContainerActivity).cancelTransference(mTargetFile);
 584                     return true;
 585                 }
 586                 case R.id.action_see_details: {
 587                     mContainerActivity.showDetails(mTargetFile);
 588                     return true;
 589                 }
 590                 case R.id.action_send_file: {
 591                     // Obtain the file
 592                     if (!mTargetFile.isDown()) {  // Download the file
 593                         Log_OC.d(TAG, mTargetFile.getRemotePath() + " : File must be downloaded");
 594                         ((FileDisplayActivity) mContainerActivity).startDownloadForSending(mTargetFile);
 595
 596                     } else {
 597                         mContainerActivity.getFileOperationsHelper().sendDownloadedFile(mTargetFile);
 598                     }
 599                     return true;
 600                 }
 601                 case R.id.action_move: {
 602                     Intent action = new Intent(getActivity(), FolderPickerActivity.class);
 603                     ArrayList files = new ArrayList();
 604                     files.add(mTargetFile);
 605                     action.putParcelableArrayListExtra(FolderPickerActivity.EXTRA_FILES, files);
 606                     getActivity().startActivityForResult(action, FileDisplayActivity.ACTION_MOVE_FILES);
 607                     return true;
 608                 }
 609                 case R.id.action_favorite_file: {
 610                     mContainerActivity.getFileOperationsHelper().toggleFavorite(mTargetFile, true);
 611                     return true;
 612                 }
 613                 case R.id.action_unfavorite_file: {
 614                     mContainerActivity.getFileOperationsHelper().toggleFavorite(mTargetFile, false);
 615                     return true;
 616                 }
 617                 case R.id.action_copy:
 618                     Intent action = new Intent(getActivity(), FolderPickerActivity.class);
 619
 620                     // Pass mTargetFile that contains info of selected file/folder
 621                     action.putExtra(FolderPickerActivity.EXTRA_FILE, mTargetFile);
 622                     getActivity().startActivityForResult(action, FileDisplayActivity.ACTION_COPY_FILES);
 623                     return true;
 624                 default:
 625                     return false;
 626             }
 627         } else {
 628             ArrayList<OCFile> mTargetFiles = mAdapter.getCheckedItems();
 629
 630             switch (menuId) {
 631                 case R.id.action_remove_file: {
 632                     RemoveFilesDialogFragment dialog = RemoveFilesDialogFragment.newInstance(mTargetFiles);
 633                     dialog.show(getFragmentManager(), ConfirmationDialogFragment.FTAG_CONFIRMATION);
 634                     return true;
 635                 }
 636                 case R.id.action_download_file:
 637                 case R.id.action_sync_file: {
 638                     mContainerActivity.getFileOperationsHelper().syncFiles(mTargetFiles);
 639                     return true;
 640                 }
 641                 case R.id.action_move: {
 642                     Intent action = new Intent(getActivity(), FolderPickerActivity.class);
 643                     action.putParcelableArrayListExtra(FolderPickerActivity.EXTRA_FILES, mTargetFiles);
 644                     getActivity().startActivityForResult(action, FileDisplayActivity.ACTION_MOVE_FILES);
 645                     return true;
 646                 }
 647                 case R.id.action_favorite_file: {
 648                     mContainerActivity.getFileOperationsHelper().toggleFavorites(mTargetFiles, true);
 649                     return true;
 650                 }
 651                 case R.id.action_unfavorite_file: {
 652                     mContainerActivity.getFileOperationsHelper().toggleFavorites(mTargetFiles, false);
 653                     return true;
 654                 }
 655                 case R.id.action_copy:
 656                     Intent action = new Intent(getActivity(), FolderPickerActivity.class);
 657                     action.putParcelableArrayListExtra(FolderPickerActivity.EXTRA_FILES, mTargetFiles);
 658                     getActivity().startActivityForResult(action, FileDisplayActivity.ACTION_COPY_FILES);
 659                     return true;
 660                 default:
 661                     return false;
 662             }
 663         }
 664
 665     }
 666
 667     /**
 668      * {@inhericDoc}
 669      */
 670     @Override
 671     public boolean onContextItemSelected (MenuItem item) {
 672         AdapterContextMenuInfo info = (AdapterContextMenuInfo) item.getMenuInfo();
 673         boolean matched = onFileActionChosen(item.getItemId());
 674         if(!matched) {
 675             return super.onContextItemSelected(item);
 676         } else {
 677             return matched;
 678         }
 679     }
 680
 681
 682     /**
 683      * Use this to query the {@link OCFile} that is currently
 684      * being displayed by this fragment
 685      *
 686      * @return The currently viewed OCFile
 687      */
 688     public OCFile getCurrentFile() {
 689         return mFile;
 690     }
 691
 692     /**
 693      * Calls {@link OCFileListFragment#listDirectory(OCFile, boolean)} with a null parameter
 694      */
 695     public void listDirectory(boolean onlyOnDevice){
 696         listDirectory(null, onlyOnDevice);
 697     }
 698
 699     public void refreshDirectory(){
 700         listDirectory(getCurrentFile(), MainApp.getOnlyOnDevice());
 701     }
 702
 703     /**
 704      * Lists the given directory on the view. When the input parameter is null,
 705      * it will either refresh the last known directory. list the root
 706      * if there never was a directory.
 707      *
 708      * @param directory File to be listed
 709      */
 710     public void listDirectory(OCFile directory, boolean onlyOnDevice) {
 711         FileDataStorageManager storageManager = mContainerActivity.getStorageManager();
 712         if (storageManager != null) {
 713
 714             // Check input parameters for null
 715             if (directory == null) {
 716                 if (mFile != null) {
 717                     directory = mFile;
 718                 } else {
 719                     directory = storageManager.getFileByPath("/");
 720                     if (directory == null) return; // no files, wait for sync
 721                 }
 722             }
 723
 724
 725             // If that's not a directory -> List its parent
 726             if (!directory.isFolder()) {
 727                 Log_OC.w(TAG, "You see, that is not a directory -> " + directory.toString());
 728                 directory = storageManager.getFileById(directory.getParentId());
 729             }
 730
 731             mAdapter.swapDirectory(directory, storageManager, onlyOnDevice);
 732             if (mFile == null || !mFile.equals(directory)) {
 733                 mCurrentListView.setSelection(0);
 734             }
 735             mFile = directory;
 736
 737             updateLayout();
 738
 739         }
 740     }
 741
 742     private void updateLayout() {
 743         if (!mJustFolders) {
 744             int filesCount = 0, foldersCount = 0, imagesCount = 0;
 745             int count = mAdapter.getCount();
 746             OCFile file;
 747             for (int i=0; i < count ; i++) {
 748                 file = (OCFile) mAdapter.getItem(i);
 749                 if (file.isFolder()) {
 750                     foldersCount++;
 751                 } else {
 752                     if (!file.isHidden()) {
 753                         filesCount++;
 754
 755                         if (file.isImage()) {
 756                             imagesCount++;
 757                         }
 758                     }
 759                 }
 760             }
 761             // set footer text
 762             setFooterText(generateFooterText(filesCount, foldersCount));
 763
 764             // decide grid vs list view
 765             OwnCloudVersion version = AccountUtils.getServerVersion(
 766                     ((FileActivity)mContainerActivity).getAccount());
 767             if (version != null && version.supportsRemoteThumbnails() &&
 768                     DisplayUtils.isGridView(mFile, mContainerActivity.getStorageManager())) {
 769                 switchToGridView();
 770                 registerLongClickListener();
 771             } else {
 772                 switchToListView();
 773             }
 774         }
 775     }
 776
 777     private String generateFooterText(int filesCount, int foldersCount) {
 778         String output;
 779         if (filesCount <= 0) {
 780             if (foldersCount <= 0) {
 781                 output = "";
 782
 783             } else if (foldersCount == 1) {
 784                 output = getResources().getString(R.string.file_list__footer__folder);
 785
 786             } else { // foldersCount > 1
 787                 output = getResources().getString(R.string.file_list__footer__folders, foldersCount);
 788             }
 789
 790         } else if (filesCount == 1) {
 791             if (foldersCount <= 0) {
 792                 output = getResources().getString(R.string.file_list__footer__file);
 793
 794             } else if (foldersCount == 1) {
 795                 output = getResources().getString(R.string.file_list__footer__file_and_folder);
 796
 797             } else { // foldersCount > 1
 798                 output = getResources().getString(R.string.file_list__footer__file_and_folders, foldersCount);
 799             }
 800         } else {    // filesCount > 1
 801             if (foldersCount <= 0) {
 802                 output = getResources().getString(R.string.file_list__footer__files, filesCount);
 803
 804             } else if (foldersCount == 1) {
 805                 output = getResources().getString(R.string.file_list__footer__files_and_folder, filesCount);
 806
 807             } else { // foldersCount > 1
 808                 output = getResources().getString(
 809                         R.string.file_list__footer__files_and_folders, filesCount, foldersCount
 810                 );
 811
 812             }
 813         }
 814         return output;
 815     }
 816
 817     public void sortByName(boolean descending) {
 818         mAdapter.setSortOrder(FileStorageUtils.SORT_NAME, descending);
 819     }
 820
 821     public void sortByDate(boolean descending) {
 822         mAdapter.setSortOrder(FileStorageUtils.SORT_DATE, descending);
 823     }
 824
 825     public void sortBySize(boolean descending) {
 826         mAdapter.setSortOrder(FileStorageUtils.SORT_SIZE, descending);
 827     }
 828 }