diff options
Diffstat (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/OpenDialogActivity.java')
-rw-r--r-- | OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/OpenDialogActivity.java | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/OpenDialogActivity.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/OpenDialogActivity.java new file mode 100644 index 000000000..cdb09bbd0 --- /dev/null +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/OpenDialogActivity.java @@ -0,0 +1,117 @@ +/* + * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * 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 org.sufficientlysecure.keychain.ui; + +import android.app.Dialog; +import android.app.DialogFragment; +import android.app.ProgressDialog; +import android.content.DialogInterface; +import android.os.Bundle; +import android.os.Message; +import android.os.Messenger; +import android.os.RemoteException; +import android.support.v4.app.FragmentActivity; +import android.util.Log; +import android.view.ContextThemeWrapper; + +import org.sufficientlysecure.keychain.Constants; + +/** + * We can not directly create a dialog on the context provided inside the content provider. + * This activity encapsulates a DialogFragment to emulate a dialog. + */ +public class OpenDialogActivity extends FragmentActivity { + + public static final String EXTRA_MESSENGER = "messenger"; + public static final String EXTRA_FILENAME = "filename"; + + public static final int MSG_CANCEL = 1; + public static final int MSG_DECRYPT_OPEN = 2; + public static final int MSG_GET_ENCRYPTED = 3; + + MyDialogFragment mDialogFragment; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + + // this activity itself has no content view (see manifest) + + mDialogFragment = new MyDialogFragment(); + // give all extras through to the fragment + mDialogFragment.setArguments(getIntent().getExtras()); + + mDialogFragment.show(getFragmentManager(), "dialog"); + } + + public static class MyDialogFragment extends DialogFragment { + + private Messenger mMessenger; + + /** + * Creates dialog + */ + @Override + public Dialog onCreateDialog(Bundle savedInstanceState) { + mMessenger = getArguments().getParcelable(EXTRA_MESSENGER); + String filename = getArguments().getString(EXTRA_FILENAME); + + // hack to get holo design (which is not automatically applied due to activity's Theme.NoDisplay + ContextThemeWrapper context = new ContextThemeWrapper(getActivity(), + android.R.style.Theme_DeviceDefault_Light_Dialog); + ProgressDialog.Builder progress = new ProgressDialog.Builder(context); + return progress.show(); + } + + @Override + public void onCancel(DialogInterface dialog) { + super.onCancel(dialog); + + dismiss(); + sendMessageToHandler(MSG_CANCEL); + } + + @Override + public void onDismiss(DialogInterface dialog) { + super.onDismiss(dialog); + Log.d(Constants.TAG, "onDismiss"); + + getActivity().finish(); + } + + /** + * Send message back to handler which is initialized in a activity + * + * @param what Message integer you want to send + */ + private void sendMessageToHandler(Integer what) { + Message msg = Message.obtain(); + msg.what = what; + + try { + mMessenger.send(msg); + } catch (RemoteException e) { + Log.w(Constants.TAG, "Exception sending message, Is handler present?", e); + } catch (NullPointerException e) { + Log.w(Constants.TAG, "Messenger is null!", e); + } + } + + } + +} |