Java tutorial
/* * Kontalk Android client * Copyright (C) 2017 Kontalk Devteam <devteam@kontalk.org> * 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.kontalk.ui; import android.content.Context; import android.content.Intent; import android.os.Bundle; import android.support.v4.app.Fragment; import android.view.MenuItem; import org.kontalk.R; import org.kontalk.provider.MyMessages.Messages; import org.kontalk.service.msgcenter.MessageCenterService; /** * Group information activity. * @author Daniele Ricci */ public class GroupInfoActivity extends ToolbarActivity implements GroupInfoFragment.GroupInfoParent { static final int RESULT_PRIVATE_CHAT = RESULT_FIRST_USER; static final int RESULT_ADD_USERS = RESULT_FIRST_USER + 1; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.group_info_screen); setupToolbar(true, false); if (savedInstanceState == null) { Intent i = getIntent(); long threadId = i.getLongExtra("conversation", Messages.NO_THREAD); Fragment f = GroupInfoFragment.newInstance(threadId); getSupportFragmentManager().beginTransaction().replace(R.id.fragment, f).commit(); } } @Override protected void onPause() { super.onPause(); // release message center MessageCenterService.release(this); } @Override protected void onResume() { super.onResume(); // hold message center MessageCenterService.hold(this, true); } /** Not used. */ @Override protected boolean isNormalUpNavigation() { return false; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case android.R.id.home: finish(); return true; } return super.onOptionsItemSelected(item); } public static void start(Context context, Fragment parent, long threadId, int requestCode) { Intent intent = new Intent(context, GroupInfoActivity.class); intent.putExtra("conversation", threadId); parent.startActivityForResult(intent, requestCode); } @Override public void dismiss() { finish(); } }