AboutActivity.java

package au.com.newint.newinternationalist;

import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.support.v7.app.ActionBarActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.TextView;

import com.google.firebase.iid.FirebaseInstanceId;


public class AboutActivity extends ActionBarActivity {

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

        // Send Google Analytics if the user allows it
        Helpers.sendGoogleAnalytics(getResources().getString(R.string.title_activity_about));

        // Set the version number
        PackageInfo pInfo = null;
        try {
            pInfo = getPackageManager().getPackageInfo(getPackageName(), 0);
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
        }
        String version = pInfo.versionName + String.format(" (%1$d)",pInfo.versionCode);
        TextView versionTextView = (TextView) this.findViewById(R.id.about_version);
        versionTextView.setText(version);

        // Load the about html
        WebView webview = (WebView) findViewById(R.id.about_web_view);
        webview.setBackgroundColor(0x00000000);
        webview.loadUrl("file:///android_asset/about.html");

        // Handle web links in webView
        webview.setWebViewClient(new WebViewClient() {

            @Override
            public boolean shouldOverrideUrlLoading(WebView  view, String  url) {

                // An external link tapped
                Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
                startActivity(browserIntent);
                return true;
            }
        });

        // Display Parse Id for debugging
        versionTextView.setOnLongClickListener(new View.OnLongClickListener() {

            @Override
            public boolean onLongClick(View v) {
                // get the GCM token/id
                String parseID = FirebaseInstanceId.getInstance().getToken();
                AlertDialog.Builder builder = new AlertDialog.Builder(AboutActivity.this);
                builder.setMessage(parseID).setTitle(R.string.parse_id_dialog_title);
                builder.setPositiveButton(R.string.parse_id_dialog_ok_button, new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {
                        // User clicked OK button
                    }
                });
                AlertDialog dialog = builder.create();
                dialog.show();
                return true;
            }
        });
    }


    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.menu_about, menu);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {
            return true;
        } else if (id == android.R.id.home) {
            finish();
            return true;
        }

        return super.onOptionsItemSelected(item);
    }
}