import android.graphics.Bitmap;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.util.Log;
import android.view.View;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.ProgressBar;

public class HomeActivity extends AppCompatActivity {
    private final String TAG = HomeActivity.class.getName();
    private WebView webViewContainer;
    private ProgressBar pgbLoad;
    private final String URL = "abcd.com";

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_home);
        initUI();
        loadUrl();
    }

    private void initUI() {
        webViewContainer = (WebView)findViewById(R.id.wview_container);
        pgbLoad = (ProgressBar)findViewById(R.id.pgb_load);
    }

    private void loadUrl()
    {
        webViewContainer.setWebViewClient(new MyBrowser());
        webViewContainer.getSettings().setJavaScriptEnabled(true);
        webViewContainer.loadUrl(URL);
    }

    private class MyBrowser extends WebViewClient {
        @Override
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            view.loadUrl(url);
            return true;
        }

        @Override
        public void onPageStarted(WebView view, String url, Bitmap favicon) {
            super.onPageStarted(view, url, favicon);
            pgbLoad.setVisibility(View.VISIBLE);
            webViewContainer.setVisibility(View.GONE);
        }

        @Override
        public void onPageFinished(WebView view, String url) {
            super.onPageFinished(view, url);
            Log.d(TAG,"url:"+url);
            pgbLoad.setVisibility(View.GONE);
            webViewContainer.setVisibility(View.VISIBLE);
        }
    }
}