185 lines
6.5 KiB
Java
185 lines
6.5 KiB
Java
/*
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* Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
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* Copyright (C) 2014 Vincent Breitmoser <v.breitmoser@mugenguild.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.sufficientlysecure.keychain.ui;
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import android.database.Cursor;
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import android.net.Uri;
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import android.os.Bundle;
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import android.support.v4.app.LoaderManager;
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import android.support.v4.content.CursorLoader;
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import android.support.v4.content.Loader;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.AdapterView;
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import android.widget.ListView;
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import org.sufficientlysecure.keychain.Constants;
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import org.sufficientlysecure.keychain.R;
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import org.sufficientlysecure.keychain.compatibility.DialogFragmentWorkaround;
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import org.sufficientlysecure.keychain.provider.KeychainContract.KeyRings;
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import org.sufficientlysecure.keychain.provider.KeychainContract.UserPackets;
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import org.sufficientlysecure.keychain.ui.adapter.UserIdsAdapter;
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import org.sufficientlysecure.keychain.ui.dialog.UserIdInfoDialogFragment;
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import org.sufficientlysecure.keychain.util.Log;
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public class ViewKeyAdvUserIdsFragment extends LoaderFragment implements
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LoaderManager.LoaderCallbacks<Cursor> {
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public static final String ARG_DATA_URI = "uri";
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private ListView mUserIds;
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private static final int LOADER_ID_UNIFIED = 0;
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private static final int LOADER_ID_USER_IDS = 1;
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private UserIdsAdapter mUserIdsAdapter;
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private Uri mDataUri;
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup superContainer, Bundle savedInstanceState) {
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View root = super.onCreateView(inflater, superContainer, savedInstanceState);
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View view = inflater.inflate(R.layout.view_key_adv_main_fragment, getContainer());
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mUserIds = (ListView) view.findViewById(R.id.view_key_user_ids);
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mUserIds.setOnItemClickListener(new AdapterView.OnItemClickListener() {
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@Override
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public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
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showUserIdInfo(position);
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}
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});
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return root;
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}
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private void showUserIdInfo(final int position) {
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final boolean isRevoked = mUserIdsAdapter.getIsRevoked(position);
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final int isVerified = mUserIdsAdapter.getIsVerified(position);
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DialogFragmentWorkaround.INTERFACE.runnableRunDelayed(new Runnable() {
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public void run() {
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UserIdInfoDialogFragment dialogFragment =
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UserIdInfoDialogFragment.newInstance(isRevoked, isVerified);
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dialogFragment.show(getActivity().getSupportFragmentManager(), "userIdInfoDialog");
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}
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});
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}
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@Override
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public void onActivityCreated(Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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Uri dataUri = getArguments().getParcelable(ARG_DATA_URI);
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if (dataUri == null) {
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Log.e(Constants.TAG, "Data missing. Should be Uri of key!");
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getActivity().finish();
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return;
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}
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loadData(dataUri);
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}
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private void loadData(Uri dataUri) {
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mDataUri = dataUri;
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Log.i(Constants.TAG, "mDataUri: " + mDataUri.toString());
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mUserIdsAdapter = new UserIdsAdapter(getActivity(), null, 0);
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mUserIds.setAdapter(mUserIdsAdapter);
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// Prepare the loaders. Either re-connect with an existing ones,
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// or start new ones.
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getLoaderManager().initLoader(LOADER_ID_UNIFIED, null, this);
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getLoaderManager().initLoader(LOADER_ID_USER_IDS, null, this);
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}
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static final String[] UNIFIED_PROJECTION = new String[]{
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KeyRings._ID, KeyRings.MASTER_KEY_ID,
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KeyRings.HAS_ANY_SECRET, KeyRings.IS_REVOKED, KeyRings.IS_EXPIRED, KeyRings.HAS_ENCRYPT
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};
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static final int INDEX_UNIFIED_MASTER_KEY_ID = 1;
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static final int INDEX_UNIFIED_HAS_ANY_SECRET = 2;
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static final int INDEX_UNIFIED_IS_REVOKED = 3;
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static final int INDEX_UNIFIED_IS_EXPIRED = 4;
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static final int INDEX_UNIFIED_HAS_ENCRYPT = 5;
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public Loader<Cursor> onCreateLoader(int id, Bundle args) {
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setContentShown(false);
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switch (id) {
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case LOADER_ID_UNIFIED: {
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Uri baseUri = KeyRings.buildUnifiedKeyRingUri(mDataUri);
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return new CursorLoader(getActivity(), baseUri, UNIFIED_PROJECTION, null, null, null);
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}
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case LOADER_ID_USER_IDS: {
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Uri baseUri = UserPackets.buildUserIdsUri(mDataUri);
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return new CursorLoader(getActivity(), baseUri,
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UserIdsAdapter.USER_IDS_PROJECTION, null, null, null);
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}
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default:
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return null;
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}
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}
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public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
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/* TODO better error handling? May cause problems when a key is deleted,
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* because the notification triggers faster than the activity closes.
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*/
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// Avoid NullPointerExceptions...
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if (data.getCount() == 0) {
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return;
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}
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// Swap the new cursor in. (The framework will take care of closing the
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// old cursor once we return.)
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switch (loader.getId()) {
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case LOADER_ID_UNIFIED: {
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if (data.moveToFirst()) {
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break;
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}
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}
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case LOADER_ID_USER_IDS: {
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mUserIdsAdapter.swapCursor(data);
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break;
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}
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}
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setContentShown(true);
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}
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/**
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* This is called when the last Cursor provided to onLoadFinished() above is about to be closed.
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* We need to make sure we are no longer using it.
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*/
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public void onLoaderReset(Loader<Cursor> loader) {
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switch (loader.getId()) {
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case LOADER_ID_USER_IDS:
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mUserIdsAdapter.swapCursor(null);
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break;
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}
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}
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}
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