Android Open Source - SensorDataCollector Fragment Activity Base

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Back to project page SensorDataCollector.
License

The source code is released under:
GNU General Public License
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Java Source Code

/*
 * Copyright (c) 2014, the SenSee authors.  Please see the AUTHORS file
 * for details. /*  w  w  w. j av a  2s  .com*/
 * 
 * Licensed under the GNU Public License, Version 3.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *       http://www.gnu.org/copyleft/gpl.html
 * 
 * Unless required by applicable law or agreed to in writing, software 
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and 
 * limitations under the License.
 */

package sysnetlab.android.sdc.ui;

import sysnetlab.android.sdc.R;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager.NameNotFoundException;
import android.net.Uri;
import android.os.AsyncTask;
import android.support.v7.app.ActionBarActivity;
import android.util.Log;
import android.view.Gravity;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.ProgressBar;
import android.widget.RelativeLayout;
import android.widget.TextView;

public abstract class FragmentActivityBase extends ActionBarActivity {

    protected TaskLoadingSpinner mLoadingTask;
    protected ProgressBar mProgressBar;

    protected abstract void loadTask();

    protected class TaskLoadingSpinner extends AsyncTask<Void, Void, Void> {

        @Override
        protected Void doInBackground(Void... v) {
            loadTask();
            return null;
        }

        @Override
        protected void onPreExecute() {
            RelativeLayout layoutProgress = (RelativeLayout) findViewById(R.id.layout_progressbar_loading);
            mProgressBar = (ProgressBar) findViewById(R.id.progresswheel_task_in_progress);
            if (layoutProgress != null)
                layoutProgress.setVisibility(View.VISIBLE);
            mProgressBar.setVisibility(View.VISIBLE);
        }

        @Override
        protected void onPostExecute(Void result) {
            RelativeLayout layoutProgress = (RelativeLayout) findViewById(R.id.layout_progressbar_loading);
            if (layoutProgress != null)
                layoutProgress.setVisibility(View.GONE);
            mProgressBar.setVisibility(View.GONE);
        }
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        MenuInflater inflater = getMenuInflater();
        inflater.inflate(R.menu.sensordatacolletor_menu_about, menu);
        return super.onCreateOptionsMenu(menu);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
            case R.id.action_about:
                showAboutDialog();
                break;

            default:
                break;
        }
        return super.onOptionsItemSelected(item);
    }

    private void showAboutDialog() {
        String textTitle = getResources().getString(R.string.text_title_about);
        String textDescription = getResources().getString(R.string.text_about_description);
        // String textAuthors =
        // getResources().getString(R.string.text_about_authors);
        // String textVersion =
        // getResources().getString(R.string.text_about_version);

        try {

            textDescription = String.format(textDescription,
                    getPackageManager()
                            .getPackageInfo(getPackageName(), 0)
                    .versionName);

        } catch (NameNotFoundException e) {
            Log.d("about", "Failure when trying to get the app version: " + e.getMessage());
            // textVersion="Not Available";
        }

        TextView textViewAuthors = new TextView(this);
        textViewAuthors.setText(textDescription);
        textViewAuthors.setGravity(Gravity.CENTER_HORIZONTAL);

        AlertDialog.Builder builder = new AlertDialog.Builder(this);

        builder.setPositiveButton("OK",
                new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {

                    }
                });
        builder.setNegativeButton(R.string.text_about_webpage,
                new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {
                        Intent viewIntent =
                                new Intent(
                                        "android.intent.action.VIEW",
                                        Uri.parse("https://github.com/sysnetlab/SensorDataCollector"));
                        startActivity(viewIntent);
                    }
                });

        builder.setTitle(textTitle)
                .setView(textViewAuthors)
                .setCancelable(true)
                .create();

        builder.create().show();
    }
}
Java Source Code List
