open-keychain/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ViewKeyAdvCertsFragment.java
2016-12-05 12:55:16 +01:00

130 lines
4.6 KiB
Java

/*
* Copyright (C) 2014-2015 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.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.support.v4.app.LoaderManager;
import android.support.v4.content.CursorLoader;
import android.support.v4.content.Loader;
import android.view.View;
import android.view.ViewGroup;
import android.view.LayoutInflater;
import com.tonicartos.superslim.LayoutManager;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.provider.KeychainContract;
import org.sufficientlysecure.keychain.ui.adapter.CertSectionedListAdapter;
import org.sufficientlysecure.keychain.ui.base.RecyclerFragment;
import org.sufficientlysecure.keychain.util.Log;
public class ViewKeyAdvCertsFragment extends RecyclerFragment<CertSectionedListAdapter>
implements LoaderManager.LoaderCallbacks<Cursor>, CertSectionedListAdapter.CertListListener {
public static final String ARG_DATA_URI = "data_uri";
private Uri mDataUriCerts;
/**
* Creates new instance of this fragment
*/
public static ViewKeyAdvCertsFragment newInstance(Uri dataUri) {
ViewKeyAdvCertsFragment frag = new ViewKeyAdvCertsFragment();
Bundle args = new Bundle();
args.putParcelable(ARG_DATA_URI, dataUri);
frag.setArguments(args);
return frag;
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
return inflater.inflate(R.layout.view_key_adv_certs_fragment, container, false);
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
hideList(false);
Uri dataUri = getArguments().getParcelable(ARG_DATA_URI);
if (dataUri == null) {
Log.e(Constants.TAG, "Data missing. Should be Uri of key!");
getActivity().finish();
return;
} else {
mDataUriCerts = KeychainContract.Certs.buildCertsUri(dataUri);
}
CertSectionedListAdapter adapter = new CertSectionedListAdapter(getActivity(), null);
adapter.setCertListListener(this);
setAdapter(adapter);
setLayoutManager(new LayoutManager(getActivity()));
getLoaderManager().initLoader(0, null, this);
}
public Loader<Cursor> onCreateLoader(int id, Bundle args) {
// Now create and return a CursorLoader that will take care of
// creating a Cursor for the data being displayed.
return new CursorLoader(getActivity(), mDataUriCerts,
CertSectionedListAdapter.CertCursor.CERTS_PROJECTION, null, null,
CertSectionedListAdapter.CertCursor.CERTS_SORT_ORDER);
}
public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
// Avoid NullPointerExceptions, if we get an empty result set.
if (data.getCount() == 0) {
return;
}
// Swap the new cursor in. (The framework will take care of closing the
// old cursor once we return.)
getAdapter().swapCursor(CertSectionedListAdapter.CertCursor.wrap(data));
if (isResumed()) {
showList(true);
} else {
showList(false);
}
}
/**
* This is called when the last Cursor provided to onLoadFinished() above is about to be closed.
* We need to make sure we are no longer using it.
*/
public void onLoaderReset(Loader<Cursor> loader) {
getAdapter().swapCursor(null);
}
@Override
public void onClick(long masterKeyId, long signerKeyId, long rank) {
if(masterKeyId != 0L) {
Intent viewIntent = new Intent(getActivity(), ViewCertActivity.class);
viewIntent.setData(KeychainContract.Certs.buildCertsSpecificUri(
masterKeyId, rank, signerKeyId));
startActivity(viewIntent);
}
}
}