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Merge pull request #1095 from owncloud/text_file_preview_pr_707_with_develop

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Text file preview pr 707 with develop
This commit is contained in:
masensio 2015-09-07 10:47:05 +02:00
commit 22f0f59991
6 changed files with 553 additions and 40 deletions
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2
res/layout/file_preview.xml
View file

@ -25,7 +25,7 @@
android:layout_height="match_parent"
android:background="@color/background_color"
android:gravity="center"
tools:context=".ui.fragment.FilePreviewFragment" >
tools:context=".ui.fragment.FilePreviewFragment">
<FrameLayout
android:id="@+id/visual_area"

33
res/layout/text_file_preview.xml Normal file
View file

@ -0,0 +1,33 @@
<?xml version="1.0" encoding="utf-8"?><!--
ownCloud Android client application
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/>.
-->
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fillViewport="true">
<TextView
android:id="@+id/text_preview"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_marginLeft="8dp"
android:layout_marginRight="8dp"
android:layout_marginStart="8dp"
android:visibility="gone"/>
</ScrollView>

38
src/com/owncloud/android/datamodel/OCFile.java
View file

@ -22,9 +22,9 @@ package com.owncloud.android.datamodel;
import android.os.Parcel;
import android.os.Parcelable;
import android.webkit.MimeTypeMap;
import com.owncloud.android.lib.common.utils.Log_OC;
import com.owncloud.android.utils.FileStorageUtils;
import java.io.File;
@ -289,11 +289,13 @@ public class OCFile implements Parcelable, Comparable<OCFile> {
/**
* Sets the name of the file
* <p/>
* Does nothing if the new name is null, empty or includes "/" ; or if the file is the root directory
* Does nothing if the new name is null, empty or includes "/" ; or if the file is the root
* directory
*/
public void setFileName(String name) {
Log_OC.d(TAG, "OCFile name changin from " + mRemotePath);
if (name != null && name.length() > 0 && !name.contains(PATH_SEPARATOR) && !mRemotePath.equals(ROOT_PATH)) {
if (name != null && name.length() > 0 && !name.contains(PATH_SEPARATOR) &&
!mRemotePath.equals(ROOT_PATH)) {
String parent = (new File(getRemotePath())).getParent();
parent = (parent.endsWith(PATH_SEPARATOR)) ? parent : parent + PATH_SEPARATOR;
mRemotePath = parent + name;
@ -454,7 +456,7 @@ public class OCFile implements Parcelable, Comparable<OCFile> {
@Override
public int describeContents() {
return ((Object) this).hashCode();
return super.hashCode();
}
@Override
@ -483,8 +485,11 @@ public class OCFile implements Parcelable, Comparable<OCFile> {
@Override
public String toString() {
String asString = "[id=%s, name=%s, mime=%s, downloaded=%s, local=%s, remote=%s, parentId=%s, favorite=%s etag=%s]";
asString = String.format(asString, Long.valueOf(mId), getFileName(), mMimeType, isDown(), mLocalPath, mRemotePath, Long.valueOf(mParentId), Boolean.valueOf(mFavorite), mEtag);
String asString = "[id=%s, name=%s, mime=%s, downloaded=%s, local=%s, remote=%s, " +
"parentId=%s, favorite=%s etag=%s]";
asString = String.format(asString, Long.valueOf(mId), getFileName(), mMimeType, isDown(),
mLocalPath, mRemotePath, Long.valueOf(mParentId), Boolean.valueOf(mFavorite),
mEtag);
return asString;
}
@ -540,7 +545,26 @@ public class OCFile implements Parcelable, Comparable<OCFile> {
*/
public boolean isImage() {
return ((mMimeType != null && mMimeType.startsWith("image/")) ||
FileStorageUtils.getMimeTypeFromName(mRemotePath).startsWith("image/"));
getMimeTypeFromName().startsWith("image/"));
}
/**
* @return 'True' if the file is simple text (e.g. not application-dependent, like .doc or .docx)
*/
public boolean isText() {
return ((mMimeType != null && mMimeType.startsWith("text/")) ||
getMimeTypeFromName().startsWith("text/"));
}
public String getMimeTypeFromName() {
String extension = "";
int pos = mRemotePath.lastIndexOf('.');
if (pos >= 0) {
extension = mRemotePath.substring(pos + 1);
}
String result = MimeTypeMap.getSingleton().
getMimeTypeFromExtension(extension.toLowerCase());
return (result != null) ? result : "";
}
/**

72
src/com/owncloud/android/ui/activity/FileDisplayActivity.java
View file

@ -99,6 +99,7 @@ import com.owncloud.android.ui.fragment.OCFileListFragment;
import com.owncloud.android.ui.preview.PreviewImageActivity;
import com.owncloud.android.ui.preview.PreviewImageFragment;
import com.owncloud.android.ui.preview.PreviewMediaFragment;
import com.owncloud.android.ui.preview.PreviewTextFragment;
import com.owncloud.android.ui.preview.PreviewVideoActivity;
import com.owncloud.android.utils.DisplayUtils;
import com.owncloud.android.utils.ErrorMessageAdapter;
@ -107,7 +108,6 @@ import com.owncloud.android.utils.UriUtils;
import java.io.File;
/**
* Displays, what files the user has available in his ownCloud.
*/
@ -116,6 +116,8 @@ public class FileDisplayActivity extends HookActivity
implements FileFragment.ContainerActivity,
OnSslUntrustedCertListener, OnEnforceableRefreshListener {
private SyncBroadcastReceiver mSyncBroadcastReceiver;
private UploadFinishReceiver mUploadFinishReceiver;
private DownloadFinishReceiver mDownloadFinishReceiver;
@ -174,7 +176,6 @@ public class FileDisplayActivity extends HookActivity
mSyncInProgress = savedInstanceState.getBoolean(KEY_SYNC_IN_PROGRESS);
mWaitingToSend = (OCFile) savedInstanceState.getParcelable(
FileDisplayActivity.KEY_WAITING_TO_SEND);
} else {
mWaitingToPreview = null;
mSyncInProgress = false;
@ -286,7 +287,6 @@ public class FileDisplayActivity extends HookActivity
}
}
private void createMinFragments() {
OCFileListFragment listOfFiles = new OCFileListFragment();
FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();
@ -302,6 +302,7 @@ public class FileDisplayActivity extends HookActivity
listOfFiles.listDirectory(getCurrentDir());
// TODO Enable when "On Device" is recovered
// listOfFiles.listDirectory(getCurrentDir(), MainApp.getOnlyOnDevice());
} else {
Log_OC.e(TAG, "Still have a chance to lose the initializacion of list fragment >(");
}
@ -316,6 +317,8 @@ public class FileDisplayActivity extends HookActivity
} else {
cleanSecondFragment();
if (file.isDown() && PreviewTextFragment.canBePreviewed(file))
startTextPreview(file);
}
} else {
@ -342,6 +345,8 @@ public class FileDisplayActivity extends HookActivity
secondFragment = new PreviewMediaFragment(file, getAccount(),
startPlaybackPosition, autoplay);
} else if (file.isDown() && PreviewTextFragment.canBePreviewed(file)) {
secondFragment = null;
} else {
secondFragment = FileDetailFragment.newInstance(file, getAccount());
}
@ -461,6 +466,9 @@ public class FileDisplayActivity extends HookActivity
if (PreviewMediaFragment.canBePreviewed(mWaitingToPreview)) {
startMediaPreview(mWaitingToPreview, 0, true);
detailsFragmentChanged = true;
} else if (PreviewTextFragment.canBePreviewed(mWaitingToPreview)) {
startTextPreview(mWaitingToPreview);
detailsFragmentChanged = true;
} else {
getFileOperationsHelper().openFile(mWaitingToPreview);
}
@ -503,6 +511,7 @@ public class FileDisplayActivity extends HookActivity
dialog.show(getSupportFragmentManager(), DIALOG_CREATE_FOLDER);
break;
}
case R.id.action_sync_account: {
startSynchronization();
break;
@ -511,7 +520,6 @@ public class FileDisplayActivity extends HookActivity
UploadSourceDialogFragment dialog =
UploadSourceDialogFragment.newInstance(getAccount());
dialog.show(getSupportFragmentManager(), DIALOG_UPLOAD_SOURCE);
break;
}
case android.R.id.home: {
@ -815,11 +823,9 @@ public class FileDisplayActivity extends HookActivity
protected void onResume() {
Log_OC.v(TAG, "onResume() start");
super.onResume();
// refresh Navigation Drawer account list
mNavigationDrawerAdapter.updateAccountList();
// refresh list of files
refreshListOfFilesFragment();
@ -847,6 +853,7 @@ public class FileDisplayActivity extends HookActivity
registerReceiver(mDownloadFinishReceiver, downloadIntentFilter);
Log_OC.v(TAG, "onResume() end");
}
@ -911,6 +918,7 @@ public class FileDisplayActivity extends HookActivity
synchFolderRemotePath),
Toast.LENGTH_LONG)
.show();
browseToRoot();
} else {
@ -939,8 +947,8 @@ public class FileDisplayActivity extends HookActivity
.equals(event));
if (RefreshFolderOperation.EVENT_SINGLE_FOLDER_CONTENTS_SYNCED.
equals(event) &&
/// TODO refactor and make common
equals(event) &&/// TODO refactor and make common
synchResult != null && !synchResult.isSuccess() &&
(synchResult.getCode() == ResultCode.UNAUTHORIZED ||
synchResult.isIdPRedirection() ||
@ -954,7 +962,6 @@ public class FileDisplayActivity extends HookActivity
new OwnCloudAccount(getAccount(), context);
client = (OwnCloudClientManagerFactory.getDefaultSingleton().
removeClientFor(ocAccount));
if (client != null) {
OwnCloudCredentials cred = client.getCredentials();
if (cred != null) {
@ -1074,10 +1081,15 @@ public class FileDisplayActivity extends HookActivity
cleanSecondFragment();
}
// Force the preview if the file is an image
if (uploadWasFine && PreviewImageFragment.canBePreviewed(getFile())) {
// Force the preview if the file is an image or text file
if (uploadWasFine) {
OCFile ocFile = getFile();
if (PreviewImageFragment.canBePreviewed(ocFile))
startImagePreview(getFile());
} // TODO what about other kind of previews?
else if (PreviewTextFragment.canBePreviewed(ocFile))
startTextPreview(ocFile);
// TODO what about other kind of previews?
}
}
mProgressBar.setIndeterminate(false);
@ -1174,7 +1186,6 @@ public class FileDisplayActivity extends HookActivity
startSyncFolderOperation(root, false);
}
cleanSecondFragment();
}
@ -1337,8 +1348,6 @@ public class FileDisplayActivity extends HookActivity
}
}
private void onCreateShareOperationFinish(CreateShareOperation operation,
RemoteOperationResult result) {
if (result.isSuccess()) {
@ -1347,7 +1356,6 @@ public class FileDisplayActivity extends HookActivity
}
}
private void onUnshareLinkOperationFinish(UnshareLinkOperation operation,
RemoteOperationResult result) {
if (result.isSuccess()) {
@ -1369,6 +1377,9 @@ public class FileDisplayActivity extends HookActivity
if (details instanceof PreviewMediaFragment) {
// Refresh OCFile of the fragment
((PreviewMediaFragment) details).updateFile(file);
} else if (details instanceof PreviewTextFragment) {
// Refresh OCFile of the fragment
((PreviewTextFragment) details).updateFile(file);
} else {
showDetails(file);
}
@ -1403,7 +1414,7 @@ public class FileDisplayActivity extends HookActivity
setFile(getStorageManager().getFileById(removedFile.getParentId()));
cleanSecondFragment();
}
if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())) {
if (getStorageManager().getFileById(removedFile.getParentId()).equals(getCurrentDir())){
refreshListOfFilesFragment();
}
invalidateOptionsMenu();
@ -1495,6 +1506,14 @@ public class FileDisplayActivity extends HookActivity
} else {
getFileOperationsHelper().openFile(renamedFile);
}
} else if (details instanceof PreviewTextFragment &&
renamedFile.equals(details.getFile())) {
((PreviewTextFragment) details).updateFile(renamedFile);
if (PreviewTextFragment.canBePreviewed(renamedFile)) {
startTextPreview(renamedFile);
} else {
getFileOperationsHelper().openFile(renamedFile);
}
}
}
@ -1618,6 +1637,7 @@ public class FileDisplayActivity extends HookActivity
getApplicationContext()
);
synchFolderOp.execute(getAccount(), MainApp.getAppContext(), this, null, null);
mProgressBar.setIndeterminate(true);
setBackgroundText();
@ -1675,7 +1695,6 @@ public class FileDisplayActivity extends HookActivity
showDetailsIntent.putExtra(EXTRA_FILE, file);
showDetailsIntent.putExtra(EXTRA_ACCOUNT, getAccount());
startActivity(showDetailsIntent);
}
/**
@ -1696,6 +1715,23 @@ public class FileDisplayActivity extends HookActivity
setFile(file);
}
/**
* Stars the preview of a text file {@link OCFile}.
*
* @param file Text {@link OCFile} to preview.
*/
public void startTextPreview(OCFile file) {
Bundle args = new Bundle();
args.putParcelable(EXTRA_FILE, file);
args.putParcelable(EXTRA_ACCOUNT, getAccount());
Fragment textPreviewFragment = Fragment.instantiate(getApplicationContext(),
PreviewTextFragment.class.getName(), args);
setSecondFragment(textPreviewFragment);
updateFragmentsVisibility(true);
//updateNavigationElementsInActionBar(file);
setFile(file);
}
/**
* Requests the download of the received {@link OCFile} , updates the UI
* to monitor the download progress and prepares the activity to preview

7
src/com/owncloud/android/ui/fragment/OCFileListFragment.java
View file

@ -54,9 +54,9 @@ import com.owncloud.android.ui.dialog.RenameFileDialogFragment;
import com.owncloud.android.ui.preview.PreviewImageFragment;
import com.owncloud.android.ui.preview.PreviewMediaFragment;
import com.owncloud.android.utils.FileStorageUtils;
import com.owncloud.android.ui.preview.PreviewTextFragment;
import java.io.File;
import java.util.Vector;
/**
* A Fragment that lists all files and folders in a given path.
@ -271,8 +271,9 @@ public class OCFileListFragment extends ExtendedListFragment implements FileActi
} else { /// Click on a file
if (PreviewImageFragment.canBePreviewed(file)) {
// preview image - it handles the download, if needed
((FileDisplayActivity) mContainerActivity).startImagePreview(file);
((FileDisplayActivity)mContainerActivity).startImagePreview(file);
} else if (PreviewTextFragment.canBePreviewed(file)){
((FileDisplayActivity)mContainerActivity).startTextPreview(file);
} else if (file.isDown()) {
if (PreviewMediaFragment.canBePreviewed(file)) {
// media preview

419
src/com/owncloud/android/ui/preview/PreviewTextFragment.java Normal file
View file

@ -0,0 +1,419 @@
package com.owncloud.android.ui.preview;
import android.accounts.Account;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
import android.support.v4.app.FragmentTransaction;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import com.owncloud.android.R;
import com.owncloud.android.datamodel.OCFile;
import com.owncloud.android.files.FileMenuFilter;
import com.owncloud.android.lib.common.utils.Log_OC;
import com.owncloud.android.ui.activity.FileDisplayActivity;
import com.owncloud.android.ui.dialog.ConfirmationDialogFragment;
import com.owncloud.android.ui.dialog.LoadingDialog;
import com.owncloud.android.ui.dialog.RemoveFileDialogFragment;
import com.owncloud.android.ui.fragment.FileFragment;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.StringWriter;
import java.lang.ref.WeakReference;
import java.util.LinkedList;
import java.util.List;
import java.util.Scanner;
public class PreviewTextFragment extends FileFragment {
private static final String EXTRA_FILE = "FILE";
private static final String EXTRA_ACCOUNT = "ACCOUNT";
private static final String TAG = PreviewTextFragment.class.getSimpleName();
private Account mAccount;
private TextView mTextPreview;
private TextLoadAsyncTask mTextLoadTask;
/**
* Creates an empty fragment for previews.
* <p/>
* MUST BE KEPT: the system uses it when tries to reinstantiate a fragment automatically
* (for instance, when the device is turned a aside).
* <p/>
* DO NOT CALL IT: an {@link OCFile} and {@link Account} must be provided for a successful
* construction
*/
public PreviewTextFragment() {
super();
mAccount = null;
}
/**
* {@inheritDoc}
*/
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
super.onCreateView(inflater, container, savedInstanceState);
Log_OC.e(TAG, "onCreateView");
View ret = inflater.inflate(R.layout.text_file_preview, container, false);
mTextPreview = (TextView) ret.findViewById(R.id.text_preview);
return ret;
}
/**
* {@inheritDoc}
*/
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
OCFile file = getFile();
Bundle args = getArguments();
if (file == null) {
file = args.getParcelable(FileDisplayActivity.EXTRA_FILE);
}
if (mAccount == null) {
mAccount = args.getParcelable(FileDisplayActivity.EXTRA_ACCOUNT);
}
if (savedInstanceState == null) {
if (file == null) {
throw new IllegalStateException("Instanced with a NULL OCFile");
}
if (mAccount == null) {
throw new IllegalStateException("Instanced with a NULL ownCloud Account");
}
} else {
file = savedInstanceState.getParcelable(EXTRA_FILE);
mAccount = savedInstanceState.getParcelable(EXTRA_ACCOUNT);
}
setFile(file);
setHasOptionsMenu(true);
}
/**
* {@inheritDoc}
*/
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putParcelable(PreviewTextFragment.EXTRA_FILE, getFile());
outState.putParcelable(PreviewTextFragment.EXTRA_ACCOUNT, mAccount);
}
@Override
public void onStart() {
super.onStart();
Log_OC.e(TAG, "onStart");
loadAndShowTextPreview();
}
private void loadAndShowTextPreview() {
mTextLoadTask = new TextLoadAsyncTask(new WeakReference<TextView>(mTextPreview));
mTextLoadTask.execute(getFile().getStoragePath());
}
/**
* Reads the file to preview and shows its contents. Too critical to be anonymous.
*/
private class TextLoadAsyncTask extends AsyncTask<Object, Void, StringWriter> {
private final String DIALOG_WAIT_TAG = "DIALOG_WAIT";
private final WeakReference<TextView> mTextViewReference;
private TextLoadAsyncTask(WeakReference<TextView> textView) {
mTextViewReference = textView;
}
@Override
protected void onPreExecute() {
showLoadingDialog();
}
@Override
protected StringWriter doInBackground(java.lang.Object... params) {
if (params.length != 1) {
throw new IllegalArgumentException("The parameter to " + TextLoadAsyncTask.class.getName() + " must be (1) the file location");
}
final String location = (String) params[0];
FileInputStream inputStream = null;
Scanner sc = null;
StringWriter source = new StringWriter();
BufferedWriter bufferedWriter = new BufferedWriter(source);
try {
inputStream = new FileInputStream(location);
sc = new Scanner(inputStream);
while (sc.hasNextLine()) {
bufferedWriter.append(sc.nextLine());
if (sc.hasNextLine()) bufferedWriter.append("\n");
}
bufferedWriter.close();
IOException exc = sc.ioException();
if (exc != null) throw exc;
} catch (IOException e) {
Log_OC.e(TAG, e.getMessage(), e);
finish();
} finally {
if (inputStream != null) {
try {
inputStream.close();
} catch (IOException e) {
Log_OC.e(TAG, e.getMessage(), e);
finish();
}
}
if (sc != null) {
sc.close();
}
}
return source;
}
@Override
protected void onPostExecute(final StringWriter stringWriter) {
final TextView textView = mTextViewReference.get();
if (textView != null) {
textView.setText(new String(stringWriter.getBuffer()));
textView.setVisibility(View.VISIBLE);
}
dismissLoadingDialog();
}
/**
* Show loading dialog
*/
public void showLoadingDialog() {
// only once
Fragment frag = getActivity().getSupportFragmentManager().findFragmentByTag(DIALOG_WAIT_TAG);
LoadingDialog loading = null;
if (frag == null) {
// Construct dialog
loading = new LoadingDialog(getResources().getString(R.string.wait_a_moment));
FragmentManager fm = getActivity().getSupportFragmentManager();
FragmentTransaction ft = fm.beginTransaction();
loading.show(ft, DIALOG_WAIT_TAG);
} else {
loading = (LoadingDialog) frag;
loading.setShowsDialog(true);
}
}
/**
* Dismiss loading dialog
*/
public void dismissLoadingDialog() {
final Fragment frag = getActivity().getSupportFragmentManager().findFragmentByTag(DIALOG_WAIT_TAG);
if (frag != null) {
LoadingDialog loading = (LoadingDialog) frag;
loading.dismiss();
}
}
}
/**
* {@inheritDoc}
*/
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
super.onCreateOptionsMenu(menu, inflater);
inflater.inflate(R.menu.file_actions_menu, menu);
}
/**
* {@inheritDoc}
*/
@Override
public void onPrepareOptionsMenu(Menu menu) {
super.onPrepareOptionsMenu(menu);
if (mContainerActivity.getStorageManager() != null) {
FileMenuFilter mf = new FileMenuFilter(
getFile(),
mContainerActivity.getStorageManager().getAccount(),
mContainerActivity,
getActivity()
);
mf.filter(menu);
}
// additional restriction for this fragment
MenuItem item = menu.findItem(R.id.action_rename_file);
if (item != null) {
item.setVisible(false);
item.setEnabled(false);
}
// additional restriction for this fragment
item = menu.findItem(R.id.action_move);
if (item != null) {
item.setVisible(false);
item.setEnabled(false);
}
// this one doesn't make sense since the file has to be down in order to be previewed
item = menu.findItem(R.id.action_download_file);
if (item != null) {
item.setVisible(false);
item.setEnabled(false);
}
item = menu.findItem(R.id.action_sync_file);
if (item != null) {
item.setVisible(false);
item.setEnabled(false);
}
item = menu.findItem(R.id.action_sync_account);
if (item != null) {
item.setVisible(false);
item.setEnabled(false);
}
}
/**
* {@inheritDoc}
*/
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.action_share_file: {
mContainerActivity.getFileOperationsHelper().shareFileWithLink(getFile());
return true;
}
case R.id.action_unshare_file: {
mContainerActivity.getFileOperationsHelper().unshareFileWithLink(getFile());
return true;
}
case R.id.action_open_file_with: {
openFile();
return true;
}
case R.id.action_remove_file: {
RemoveFileDialogFragment dialog = RemoveFileDialogFragment.newInstance(getFile());
dialog.show(getFragmentManager(), ConfirmationDialogFragment.FTAG_CONFIRMATION);
return true;
}
case R.id.action_see_details: {
seeDetails();
return true;
}
case R.id.action_send_file: {
sendFile();
return true;
}
case R.id.action_sync_file: {
mContainerActivity.getFileOperationsHelper().syncFile(getFile());
return true;
}
default:
return false;
}
}
/**
* Update the file of the fragment with file value
*
* @param file The new file to set
*/
public void updateFile(OCFile file) {
setFile(file);
}
private void sendFile() {
mContainerActivity.getFileOperationsHelper().sendDownloadedFile(getFile());
}
private void seeDetails() {
mContainerActivity.showDetails(getFile());
}
@Override
public void onPause() {
Log_OC.e(TAG, "onPause");
super.onPause();
}
@Override
public void onResume() {
super.onResume();
Log_OC.e(TAG, "onResume");
}
@Override
public void onDestroy() {
Log_OC.e(TAG, "onDestroy");
super.onDestroy();
}
@Override
public void onStop() {
super.onStop();
Log_OC.e(TAG, "onStop");
if (mTextLoadTask != null)
mTextLoadTask.cancel(Boolean.TRUE);
}
/**
* Opens the previewed file with an external application.
*/
private void openFile() {
mContainerActivity.getFileOperationsHelper().openFile(getFile());
finish();
}
/**
* Helper method to test if an {@link OCFile} can be passed to a {@link PreviewTextFragment} to be previewed.
*
* @param file File to test if can be previewed.
* @return 'True' if the file can be handled by the fragment.
*/
public static boolean canBePreviewed(OCFile file) {
final List<String> unsupportedTypes = new LinkedList<String>();
unsupportedTypes.add("text/richtext");
unsupportedTypes.add("text/rtf");
unsupportedTypes.add("text/vnd.abc");
unsupportedTypes.add("text/vnd.fmi.flexstor");
unsupportedTypes.add("text/vnd.rn-realtext");
unsupportedTypes.add("text/vnd.wap.wml");
unsupportedTypes.add("text/vnd.wap.wmlscript");
return (file != null && file.isDown() && file.isText() &&
!unsupportedTypes.contains(file.getMimetype()) &&
!unsupportedTypes.contains(file.getMimeTypeFromName())
);
}
/**
* Finishes the preview
*/
private void finish() {
getActivity().runOnUiThread(new Runnable() {
@Override
public void run() {
getActivity().onBackPressed();
}
});
}
}