Webview.java

package com.ilm.sandwich;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.MenuItem;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;

import com.google.android.gms.analytics.HitBuilders;
import com.google.android.gms.analytics.Tracker;
import com.ilm.sandwich.tools.AnalyticsApplication;

public class Webview extends AppCompatActivity {

    private Tracker mTracker;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_webview);
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);

        // Obtain the shared Tracker instance.
        AnalyticsApplication application = (AnalyticsApplication) getApplication();
        mTracker = application.getDefaultTracker();

        getSupportActionBar().setTitle(getResources().getString(R.string.tx_90));
        WebView webview = new WebView(this);
        webview.setWebViewClient(new WebViewClient());
        setContentView(webview);
        WebSettings webSettings = webview.getSettings();
        webSettings.setJavaScriptEnabled(true);
        webview.loadUrl("http://smartnavi-app.com/offline");
    }

    @Override
    protected void onResume() {
        mTracker.setScreenName("OfflineMaps");
        mTracker.send(new HitBuilders.ScreenViewBuilder().build());
        super.onResume();
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem menuItem) {
        switch (menuItem.getItemId()) {
            case android.R.id.home:
                finish();
                return true;
        }
        return (super.onOptionsItemSelected(menuItem));
    }
}