AboutActivity.java

/*
 * Copyright 2016 the Cook-E development team
 *
 * This file is part of Cook-E.
 *
 * Cook-E 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.
 *
 * Cook-E 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 Cook-E.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.cook_e.cook_e;

import android.content.Intent;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.support.v7.app.ActionBar;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.support.v7.widget.Toolbar;
import android.view.View;
import android.widget.Button;

public class AboutActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_about);

        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);
        setUpActionBar();


        final Button websiteButton = (Button) findViewById(R.id.website_button);
        websiteButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                final Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(
                        "https://cook-e-team.github.io/Cook-E/user/"));
                startActivity(browserIntent);
            }
        });
    }

    private void setUpActionBar() {
        final ActionBar bar = getSupportActionBar();
        if (bar != null) {
            bar.setDisplayHomeAsUpEnabled(true);
            try {
                final PackageInfo info = getPackageManager().getPackageInfo(getPackageName(), 0);
                bar.setTitle(String.format(
                        getResources().getText(R.string.about_heading).toString(), info.versionName,
                        info.versionCode));
            } catch (PackageManager.NameNotFoundException e) {
                bar.setTitle(R.string.app_name);
            }
        }
    }

    /*
     * This is a workaround for inconsistent behavior.
     *
     * Pressing the system back button or calling finish() returns a result to the parent activity,
     * as expected. However, the default action when the up button is pressed does not send a result
     * to the parent. This override ensures that a result is sent when the action bar up button is
     * pressed.
     */
    @Override
    public boolean onSupportNavigateUp() {
        finish();
        return true;
    }
}