133 lines
4.8 KiB
Java
133 lines
4.8 KiB
Java
/*
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* Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.thialfihar.android.apg.ui.dialog;
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import org.spongycastle.openpgp.PGPPublicKeyRing;
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import org.spongycastle.openpgp.PGPSecretKeyRing;
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import org.thialfihar.android.apg.Constants;
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import org.thialfihar.android.apg.Id;
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import org.thialfihar.android.apg.R;
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import org.thialfihar.android.apg.helper.PGPHelper;
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import org.thialfihar.android.apg.provider.ProviderHelper;
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import org.thialfihar.android.apg.util.Log;
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import android.app.AlertDialog;
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import android.app.Dialog;
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import android.content.DialogInterface;
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import android.os.Bundle;
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import android.os.Message;
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import android.os.Messenger;
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import android.os.RemoteException;
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import android.support.v4.app.DialogFragment;
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import android.support.v4.app.FragmentActivity;
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public class DeleteKeyDialogFragment extends DialogFragment {
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private Messenger mMessenger;
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private static final String ARG_MESSENGER = "messenger";
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private static final String ARG_DELETE_KEY_RING_ROW_ID = "delete_file";
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private static final String ARG_KEY_TYPE = "key_type";
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public static final int MESSAGE_OKAY = 1;
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/**
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* Creates new instance of this delete file dialog fragment
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*/
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public static DeleteKeyDialogFragment newInstance(Messenger messenger, int deleteKeyRingRowId,
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int keyType) {
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DeleteKeyDialogFragment frag = new DeleteKeyDialogFragment();
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Bundle args = new Bundle();
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args.putParcelable(ARG_MESSENGER, messenger);
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args.putInt(ARG_DELETE_KEY_RING_ROW_ID, deleteKeyRingRowId);
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args.putInt(ARG_KEY_TYPE, keyType);
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frag.setArguments(args);
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return frag;
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}
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/**
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* Creates dialog
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*/
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@Override
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public Dialog onCreateDialog(Bundle savedInstanceState) {
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final FragmentActivity activity = getActivity();
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final int deleteKeyRingRowId = getArguments().getInt(ARG_DELETE_KEY_RING_ROW_ID);
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final int keyType = getArguments().getInt(ARG_KEY_TYPE);
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// TODO: better way to do this?
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String userId = activity.getString(R.string.unknownUserId);
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if (keyType == Id.type.public_key) {
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PGPPublicKeyRing keyRing = ProviderHelper.getPGPPublicKeyRing(activity,
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deleteKeyRingRowId);
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userId = PGPHelper.getMainUserIdSafe(activity, PGPHelper.getMasterKey(keyRing));
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} else {
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PGPSecretKeyRing keyRing = ProviderHelper.getPGPSecretKeyRing(activity,
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deleteKeyRingRowId);
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userId = PGPHelper.getMainUserIdSafe(activity, PGPHelper.getMasterKey(keyRing));
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}
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AlertDialog.Builder builder = new AlertDialog.Builder(activity);
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builder.setTitle(R.string.warning);
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builder.setMessage(getString(
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keyType == Id.type.public_key ? R.string.keyDeletionConfirmation
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: R.string.secretKeyDeletionConfirmation, userId));
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builder.setIcon(android.R.drawable.ic_dialog_alert);
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builder.setPositiveButton(R.string.btn_delete, new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, int id) {
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if (keyType == Id.type.public_key) {
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ProviderHelper.deletePublicKeyRing(activity, deleteKeyRingRowId);
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} else {
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ProviderHelper.deleteSecretKeyRing(activity, deleteKeyRingRowId);
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}
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dismiss();
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sendMessageToHandler(MESSAGE_OKAY);
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}
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});
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builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
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public void onClick(DialogInterface dialog, int id) {
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dismiss();
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}
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});
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return builder.create();
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}
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/**
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* Send message back to handler which is initialized in a activity
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*
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* @param what
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* Message integer you want to send
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*/
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private void sendMessageToHandler(Integer what) {
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Message msg = Message.obtain();
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msg.what = what;
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try {
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mMessenger.send(msg);
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} catch (RemoteException e) {
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Log.w(Constants.TAG, "Exception sending message, Is handler present?", e);
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} catch (NullPointerException e) {
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Log.w(Constants.TAG, "Messenger is null!", e);
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}
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}
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} |