Java tutorial
/* * Copyright (C) 2014 Dominik Schrmann <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.thialfihar.android.apg.ui; import android.content.Intent; import android.net.Uri; import android.os.Bundle; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import com.beardedhen.androidbootstrap.BootstrapButton; import org.thialfihar.android.apg.Constants; import org.thialfihar.android.apg.R; import org.thialfihar.android.apg.util.Log; public class ViewKeyCertsFragment extends Fragment { public static final String ARG_DATA_URI = "uri"; private BootstrapButton mActionCertify; private Uri mDataUri; @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View view = inflater.inflate(R.layout.view_key_certs_fragment, container, false); mActionCertify = (BootstrapButton) view.findViewById(R.id.action_certify); return view; } @Override public void onActivityCreated(Bundle savedInstanceState) { super.onActivityCreated(savedInstanceState); Uri dataUri = getArguments().getParcelable(ARG_DATA_URI); if (dataUri == null) { Log.e(Constants.TAG, "Data missing. Should be Uri of key!"); getActivity().finish(); return; } loadData(dataUri); } private void loadData(Uri dataUri) { if (dataUri.equals(mDataUri)) { Log.d(Constants.TAG, "Same URI, no need to load the data again!"); return; } mDataUri = dataUri; Log.i(Constants.TAG, "mDataUri: " + mDataUri.toString()); mActionCertify.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { certifyKey(mDataUri); } }); } private void certifyKey(Uri dataUri) { Intent signIntent = new Intent(getActivity(), CertifyKeyActivity.class); signIntent.setData(dataUri); startActivity(signIntent); } }