moparisthebest/open-keychain
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Code Issues Releases Wiki Activity

Export is cancellable now

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This commit is contained in:
grait 2014-03-11 01:37:16 +05:30
parent 217f4a1cef
commit 3f649d4458
3 changed files with 52 additions and 16 deletions
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30
OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/helper/ExportHelper.java
View File

@ -16,6 +16,17 @@
package org.sufficientlysecure.keychain.helper;
import android.app.ProgressDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.os.Messenger;
import android.support.v7.app.ActionBarActivity;
import android.widget.Toast;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.Id;
import org.sufficientlysecure.keychain.R;
@ -26,16 +37,6 @@ import org.sufficientlysecure.keychain.ui.dialog.DeleteKeyDialogFragment;
import org.sufficientlysecure.keychain.ui.dialog.FileDialogFragment;
import org.sufficientlysecure.keychain.util.Log;
import android.app.ProgressDialog;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.os.Messenger;
import android.support.v7.app.ActionBarActivity;
import android.widget.Toast;
public class ExportHelper {
protected FileDialogFragment mFileDialog;
protected String mExportFilename;
@ -115,7 +116,7 @@ public class ExportHelper {
Log.d(Constants.TAG, "exportKeys started");
// Send all information needed to service to export key in other thread
Intent intent = new Intent(activity, KeychainIntentService.class);
final Intent intent = new Intent(activity, KeychainIntentService.class);
intent.setAction(KeychainIntentService.ACTION_EXPORT_KEYRING);
@ -135,7 +136,12 @@ public class ExportHelper {
// Message is received after exporting is done in ApgService
KeychainIntentServiceHandler exportHandler = new KeychainIntentServiceHandler(activity,
activity.getString(R.string.progress_exporting), ProgressDialog.STYLE_HORIZONTAL) {
activity.getString(R.string.progress_exporting), ProgressDialog.STYLE_HORIZONTAL, true, new DialogInterface.OnCancelListener() {
@Override
public void onCancel(DialogInterface dialogInterface) {
activity.stopService(intent);
}
}) {
public void handleMessage(Message message) {
// handle messages by standard ApgHandler first
super.handleMessage(message);

24
OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/pgp/PgpImportExport.java
View File

@ -50,15 +50,28 @@ import android.os.Bundle;
import android.os.Environment;
public class PgpImportExport {
public interface KeychainServiceListener{
public boolean hasServiceStopped();
}
private Context mContext;
private ProgressDialogUpdater mProgress;
private KeychainServiceListener mKeychainServiceListener;
public PgpImportExport(Context context, ProgressDialogUpdater progress) {
super();
this.mContext = context;
this.mProgress = progress;
}
public PgpImportExport(Context context, ProgressDialogUpdater progress, KeychainServiceListener keychainListener){
super();
this.mContext = context;
this.mProgress = progress;
this.mKeychainServiceListener = keychainListener;
}
public void updateProgress(int message, int current, int total) {
if (mProgress != null) {
mProgress.setProgress(message, current, total);
@ -188,8 +201,10 @@ public class PgpImportExport {
if (secretKeyRing != null) {
secretKeyRing.encode(arOutStream);
}
// Else if it's a public key get the PGPPublicKeyRing
// and encode that to the output
if(mKeychainServiceListener.hasServiceStopped()==true){
arOutStream.close();
return null;
}
} else {
updateProgress(i * 100 / rowIdsSize, 100);
PGPPublicKeyRing publicKeyRing =
@ -198,6 +213,11 @@ public class PgpImportExport {
if (publicKeyRing != null) {
publicKeyRing.encode(arOutStream);
}
if(mKeychainServiceListener.hasServiceStopped() == true){
arOutStream.close();
return null;
}
}
arOutStream.close();

14
OpenPGP-Keychain/src/main/java/org/sufficientlysecure/keychain/service/KeychainIntentService.java
View File

@ -73,7 +73,7 @@ import android.os.RemoteException;
* data from the activities or other apps, queues these intents, executes them, and stops itself
* after doing them.
*/
public class KeychainIntentService extends IntentService implements ProgressDialogUpdater {
public class KeychainIntentService extends IntentService implements ProgressDialogUpdater, PgpImportExport.KeychainServiceListener {
/* extras that can be given by intent */
public static final String EXTRA_MESSENGER = "messenger";
@ -712,10 +712,15 @@ public class KeychainIntentService extends IntentService implements ProgressDial
Bundle resultData;
PgpImportExport pgpImportExport = new PgpImportExport(this, this);
PgpImportExport pgpImportExport = new PgpImportExport(this, this, this);
resultData = pgpImportExport
.exportKeyRings(keyRingRowIds, keyType, outStream);
if(mIsCanceled){
boolean isDeleted = new File(outputFile).delete();
}
sendMessageToHandler(KeychainIntentServiceHandler.MESSAGE_OKAY, resultData);
} catch (Exception e) {
sendErrorToHandler(e);
@ -903,4 +908,9 @@ public class KeychainIntentService extends IntentService implements ProgressDial
public void setProgress(int progress, int max) {
setProgress(null, progress, max);
}
@Override
public boolean hasServiceStopped() {
return mIsCanceled;
}
}