REFACTORING: FileDetailActivity never more - simplifies transitions and removes bugs...
[pub/Android/ownCloud.git] / src / com / owncloud / android / ui / activity / FileDetailActivity.java
diff --git a/src/com/owncloud/android/ui/activity/FileDetailActivity.java b/src/com/owncloud/android/ui/activity/FileDetailActivity.java
deleted file mode 100644 (file)
index 61d769a..0000000
+++ /dev/null
@@ -1,492 +0,0 @@
-/* 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 android.accounts.Account;
-import android.app.Dialog;
-import android.app.ProgressDialog;
-import android.content.BroadcastReceiver;
-import android.content.ComponentName;
-import android.content.Context;
-import android.content.Intent;
-import android.content.IntentFilter;
-import android.content.ServiceConnection;
-import android.content.res.Configuration;
-import android.os.Bundle;
-import android.os.IBinder;
-import android.support.v4.app.Fragment;
-import android.support.v4.app.FragmentTransaction;
-
-import com.actionbarsherlock.app.ActionBar;
-import com.actionbarsherlock.view.MenuItem;
-import com.owncloud.android.AccountUtils;
-import com.owncloud.android.Log_OC;
-import com.owncloud.android.R;
-import com.owncloud.android.datamodel.FileDataStorageManager;
-import com.owncloud.android.datamodel.OCFile;
-import com.owncloud.android.files.services.FileDownloader;
-import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
-import com.owncloud.android.files.services.FileUploader;
-import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
-import com.owncloud.android.ui.fragment.FileDetailFragment;
-import com.owncloud.android.ui.fragment.FileFragment;
-import com.owncloud.android.ui.preview.PreviewMediaFragment;
-import com.owncloud.android.ui.preview.PreviewVideoActivity;
-
-/**
- * This activity displays the details of a file like its name, its size and so
- * on.
- * 
- * @author Bartek Przybylski
- * @author David A. Velasco
- */
-public class FileDetailActivity extends FileActivity implements FileFragment.ContainerActivity {
-    
-    public static final int DIALOG_SHORT_WAIT = 0;
-
-    public static final String TAG = FileDetailActivity.class.getSimpleName();
-    
-    public static final String EXTRA_MODE = "MODE";
-    public static final int MODE_DETAILS = 0;
-    public static final int MODE_PREVIEW = 1;
-
-    public static final String KEY_WAITING_TO_PREVIEW = "WAITING_TO_PREVIEW";
-    
-    private FileDownloaderBinder mDownloaderBinder = null;
-    private ServiceConnection mDownloadConnection, mUploadConnection = null;
-    private FileUploaderBinder mUploaderBinder = null;
-    private boolean mWaitingToPreview;
-    
-    private FileDataStorageManager mStorageManager;
-    private DownloadFinishReceiver mDownloadFinishReceiver;
-
-    private Configuration mNewConfigurationChangeToApplyOnStart;
-
-    private boolean mStarted;
-
-    private boolean mDualPane;
-    
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        mStarted = false;
-        
-        // check if configuration is proper for this activity; tablets in landscape should pass the torch to FileDisplayActivity 
-        Configuration conf = getResources().getConfiguration();
-        mDualPane = (conf.orientation == Configuration.ORIENTATION_LANDSCAPE && 
-                        (conf.screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) >= Configuration.SCREENLAYOUT_SIZE_LARGE
-                    );
-
-        if (mDualPane) {
-            // only happens when notifications (downloads, uploads) are clicked at the notification bar
-            backToDisplayActivity(false);
-            
-        } else {
-            setContentView(R.layout.file_activity_details);
-        
-            ActionBar actionBar = getSupportActionBar();
-            actionBar.setDisplayHomeAsUpEnabled(true);
-    
-            if (savedInstanceState == null) {
-                mWaitingToPreview = false;
-                createChildFragment();
-            } else {
-                mWaitingToPreview = savedInstanceState.getBoolean(KEY_WAITING_TO_PREVIEW);
-            }
-            
-            mDownloadConnection = new DetailsServiceConnection();
-            bindService(new Intent(this, FileDownloader.class), mDownloadConnection, Context.BIND_AUTO_CREATE);
-            mUploadConnection = new DetailsServiceConnection();
-            bindService(new Intent(this, FileUploader.class), mUploadConnection, Context.BIND_AUTO_CREATE);
-        }
-    }
-    
-    /**
-     * Creates the proper fragment depending upon the state of the handled {@link OCFile} and
-     * the requested {@link Intent}.
-     */
-    private void createChildFragment() {
-        int mode = getIntent().getIntExtra(EXTRA_MODE, MODE_PREVIEW); 
-        
-        Fragment newFragment = null;
-        OCFile file = getFile();
-        Account account = getAccount();
-        if (mode == MODE_DETAILS) { 
-            newFragment = new FileDetailFragment(file, account);
-            
-        } else if (file.isDown()) {
-            if (PreviewMediaFragment.canBePreviewed(file)) {
-                int startPlaybackPosition = getIntent().getIntExtra(PreviewVideoActivity.EXTRA_START_POSITION, 0);
-                boolean autoplay = getIntent().getBooleanExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, true);
-                newFragment = new PreviewMediaFragment(file, account, startPlaybackPosition, autoplay);
-            
-            } else {
-                newFragment = new FileDetailFragment(file, account);
-                // TODO open with
-            }
-            
-        } else {
-            newFragment = new FileDetailFragment(file, account);
-            mWaitingToPreview = true;   // download will requested 
-        }
-        FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
-        ft.replace(R.id.fragment, newFragment, FileDetailFragment.FTAG);
-        ft.commit();
-    }
-    
-    @Override
-    public void onActivityResult (int requestCode, int resultCode, Intent data) {
-        Log_OC.e(TAG, "onActivityResult");
-        super.onActivityResult(requestCode, resultCode, data);
-    }
-
-    @Override
-    public void onConfigurationChanged (Configuration newConfig) {
-        super.onConfigurationChanged(newConfig);
-        if (mStarted) {
-            checkConfigurationChange(newConfig);
-        } else {
-            mNewConfigurationChangeToApplyOnStart = newConfig;
-        }
-    }
-    
-    
-    @Override
-    protected void onSaveInstanceState(Bundle outState) {
-        super.onSaveInstanceState(outState);
-        outState.putBoolean(KEY_WAITING_TO_PREVIEW, mWaitingToPreview);
-    }
-    
-    
-    @Override
-    public void onStart() {
-        super.onStart();
-        Log_OC.e(TAG, "onStart");
-        if (mNewConfigurationChangeToApplyOnStart != null && !isRedirectingToSetupAccount()) {
-            checkConfigurationChange(mNewConfigurationChangeToApplyOnStart);
-            mNewConfigurationChangeToApplyOnStart = null;
-        }
-        mStarted = true;
-    }
-
-    private void checkConfigurationChange(Configuration newConfig) {
-        finish();
-        Intent intent = null;
-        OCFile file = getFile();
-        Account account = getAccount();
-        if ((newConfig.screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) >= Configuration.SCREENLAYOUT_SIZE_LARGE
-                && newConfig.orientation == Configuration.ORIENTATION_LANDSCAPE) {
-            
-            intent = new Intent(this, FileDisplayActivity.class);
-            intent.putExtra(EXTRA_FILE, file);
-            intent.putExtra(EXTRA_ACCOUNT, account);
-            intent.putExtra(EXTRA_MODE, getIntent().getIntExtra(EXTRA_MODE, MODE_PREVIEW));
-            intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
-            Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
-            if (fragment != null && file != null && fragment instanceof PreviewMediaFragment && file.isVideo()) {
-                PreviewMediaFragment videoFragment = (PreviewMediaFragment)fragment;
-                intent.putExtra(PreviewVideoActivity.EXTRA_START_POSITION, videoFragment.getPosition());
-                intent.putExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, videoFragment.isPlaying());
-            }
-            if (mWaitingToPreview) {
-                intent.putExtra(FileDisplayActivity.EXTRA_WAITING_TO_PREVIEW, mWaitingToPreview);
-            }
-        
-        } else {
-            intent = new Intent(this, FileDetailActivity.class);
-            intent .putExtra(EXTRA_FILE, file);
-            intent .putExtra(EXTRA_ACCOUNT, account);
-            intent.putExtra(EXTRA_MODE, getIntent().getIntExtra(EXTRA_MODE, MODE_PREVIEW));
-            Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
-            if (fragment != null && file != null && fragment instanceof PreviewMediaFragment && file.isVideo()) {
-                PreviewMediaFragment videoFragment = (PreviewMediaFragment)fragment;
-                intent.putExtra(PreviewVideoActivity.EXTRA_START_POSITION, videoFragment.getPosition());
-                intent.putExtra(PreviewVideoActivity.EXTRA_AUTOPLAY, videoFragment.isPlaying());
-            }
-            // and maybe 'waiting to preview' flag
-        }
-        startActivity(intent);
-    }
-
-    @Override
-    public void onStop() {
-        super.onStop();
-        Log_OC.e(TAG, "onStop");
-        mStarted = false;
-    }
-    @Override
-    public void onPause() {
-        super.onPause();
-        Log_OC.e(TAG, "onPause");
-        if (mDownloadFinishReceiver != null) {
-            unregisterReceiver(mDownloadFinishReceiver);
-            mDownloadFinishReceiver = null;
-        }
-    }
-
-    
-    @Override
-    public void onResume() {
-        super.onResume();
-        Log_OC.e(TAG, "onResume");
-        // TODO this is probably unnecessary
-        Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
-        if (fragment != null && fragment instanceof FileDetailFragment) {
-            ((FileDetailFragment) fragment).updateFileDetails(false, false);
-        }
-            
-        // Listen for download messages
-        IntentFilter downloadIntentFilter = new IntentFilter(FileDownloader.DOWNLOAD_ADDED_MESSAGE);
-        downloadIntentFilter.addAction(FileDownloader.DOWNLOAD_FINISH_MESSAGE);
-        mDownloadFinishReceiver = new DownloadFinishReceiver();
-        registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
-    }
-    
-    
-    /** Defines callbacks for service binding, passed to bindService() */
-    private class DetailsServiceConnection implements ServiceConnection {
-
-        @Override
-        public void onServiceConnected(ComponentName component, IBinder service) {
-                
-            if (component.equals(new ComponentName(FileDetailActivity.this, FileDownloader.class))) {
-                Log_OC.d(TAG, "Download service connected");
-                mDownloaderBinder = (FileDownloaderBinder) service;
-                if (mWaitingToPreview) {
-                    requestForDownload();
-                }
-                    
-            } else if (component.equals(new ComponentName(FileDetailActivity.this, FileUploader.class))) {
-                Log_OC.d(TAG, "Upload service connected");
-                mUploaderBinder = (FileUploaderBinder) service;
-            } else {
-                return;
-            }
-            
-            Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
-            FileDetailFragment detailsFragment = (fragment instanceof FileDetailFragment) ? (FileDetailFragment) fragment : null;
-            if (detailsFragment != null) {
-                detailsFragment.listenForTransferProgress();
-                detailsFragment.updateFileDetails(mWaitingToPreview, false);   // let the fragment gets the mDownloadBinder through getDownloadBinder() (see FileDetailFragment#updateFileDetais())
-            }
-        }
-
-        @Override
-        public void onServiceDisconnected(ComponentName component) {
-            if (component.equals(new ComponentName(FileDetailActivity.this, FileDownloader.class))) {
-                Log_OC.d(TAG, "Download service disconnected");
-                mDownloaderBinder = null;
-            } else if (component.equals(new ComponentName(FileDetailActivity.this, FileUploader.class))) {
-                Log_OC.d(TAG, "Upload service disconnected");
-                mUploaderBinder = null;
-            }
-        }
-    };    
-    
-    
-    @Override
-    public void onDestroy() {
-        super.onDestroy();
-        Log_OC.e(TAG,  "onDestroy");
-        if (mDownloadConnection != null) {
-            unbindService(mDownloadConnection);
-            mDownloadConnection = null;
-        }
-        if (mUploadConnection != null) {
-            unbindService(mUploadConnection);
-            mUploadConnection = null;
-        }
-    }
-    
-    
-    @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
-        boolean returnValue = false;
-        
-        switch(item.getItemId()){
-        case android.R.id.home:
-            backToDisplayActivity(true);
-            returnValue = true;
-            break;
-        default:
-            returnValue = super.onOptionsItemSelected(item);
-        }
-        
-        return returnValue;
-    }
-
-    @Override
-    public void onBackPressed() {
-        backToDisplayActivity(true);
-    }
-    
-    private void backToDisplayActivity(boolean moveToParent) {
-        Intent intent = new Intent(this, FileDisplayActivity.class);
-        intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
-        OCFile targetFile = null;
-        OCFile file = getFile();
-        if (file != null) {
-            targetFile = moveToParent ? mStorageManager.getFileById(file.getParentId()) : file;
-        }
-        intent.putExtra(EXTRA_FILE, targetFile);
-        intent.putExtra(EXTRA_ACCOUNT, getAccount());
-        startActivity(intent);
-        finish();
-    }
-    
-    @Override
-    protected Dialog onCreateDialog(int id) {
-        Dialog dialog = null;
-        switch (id) {
-        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;
-        }
-        default:
-            dialog = null;
-        }
-        return dialog;
-    }
-    
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public void onFileStateChanged() {
-        // nothing to do here!
-    }
-
-    
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    public FileDownloaderBinder getFileDownloaderBinder() {
-        return mDownloaderBinder;
-    }
-
-
-    @Override
-    public FileUploaderBinder getFileUploaderBinder() {
-        return mUploaderBinder;
-    }
-
-
-    @Override
-    public void showFragmentWithDetails(OCFile file) {
-        FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
-        transaction.replace(R.id.fragment, new FileDetailFragment(file, getAccount()), FileDetailFragment.FTAG); 
-        transaction.commit();
-    }
-
-    
-    private void requestForDownload() {
-        if (!mDownloaderBinder.isDownloading(getAccount(), getFile())) {
-            Intent i = new Intent(this, FileDownloader.class);
-            i.putExtra(FileDownloader.EXTRA_ACCOUNT, getAccount());
-            i.putExtra(FileDownloader.EXTRA_FILE, getFile());
-            startService(i);
-        }
-    }
-
-    
-    /**
-     * 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 file.
-     */
-    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 samePath = (getFile() != null && getFile().getRemotePath().equals(downloadedRemotePath));
-            
-            if (sameAccount && samePath) {
-                updateChildFragment(intent.getAction(), downloadedRemotePath, intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false));
-            }
-            
-            removeStickyBroadcast(intent);
-        }
-
-        private boolean isSameAccount(Context context, Intent intent) {
-            String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
-            return (accountName != null && accountName.equals(AccountUtils.getCurrentOwnCloudAccount(context).name));
-        }
-    }
-
-
-    public void updateChildFragment(String downloadEvent, String downloadedRemotePath, boolean success) {
-        Fragment fragment = getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
-        if (fragment != null && fragment instanceof FileDetailFragment) {
-            FileDetailFragment detailsFragment = (FileDetailFragment) fragment;
-            OCFile fileInFragment = detailsFragment.getFile();
-            if (fileInFragment != null && !downloadedRemotePath.equals(fileInFragment.getRemotePath())) {
-                // this never should happen; fileInFragment should be always equals to mFile, that was compared to downloadedRemotePath in DownloadReceiver 
-                mWaitingToPreview = false;
-                
-            } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_ADDED_MESSAGE)) {
-                // grants that the progress bar is updated
-                detailsFragment.listenForTransferProgress();
-                detailsFragment.updateFileDetails(true, false);
-                
-            } else if (downloadEvent.equals(FileDownloader.DOWNLOAD_FINISH_MESSAGE)) {
-                //  refresh the details fragment 
-                if (success && mWaitingToPreview) {
-                    setFile(mStorageManager.getFileById(getFile().getFileId()));   // update the file from database, for the local storage path
-                    if (PreviewMediaFragment.canBePreviewed(getFile())) {
-                        FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
-                        transaction.replace(R.id.fragment, new PreviewMediaFragment(getFile(), getAccount(), 0, true), FileDetailFragment.FTAG);
-                        transaction.commit();
-                    } else {
-                        detailsFragment.updateFileDetails(false, (success));
-                        openFile(getFile());
-                    }
-                    mWaitingToPreview = false;
-
-                } else {
-                    detailsFragment.updateFileDetails(false, (success));
-               }
-            }
-        } // TODO else if (fragment != null && fragment )
-        
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    @Override
-    protected void onAccountChanged() {
-        mStorageManager = new FileDataStorageManager(getAccount(), getContentResolver());
-        
-        FileFragment fragment = (FileFragment) getSupportFragmentManager().findFragmentByTag(FileDetailFragment.FTAG);
-        if (fragment != null && mStorageManager.getFileById(fragment.getFile().getFileId()) == null) {
-            /// the account was forced to be changed; probably was deleted from system settings
-            backToDisplayActivity(false);
-        }
-    }
-
-}