gistfile1.java

package com.mydietitian.mobilerd.activities;

import android.app.ProgressDialog;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.webkit.WebView;
import android.webkit.WebViewClient;

import com.mydietitian.mobilerd.utils.Network;
import com.mydietitian.mobilerd.R;

import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;


public class ViewPDFActivity extends AbstractActivity {

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_pdf_webview);
		String url = getIntent().getExtras().getString("PDFUrl");
		System.out.println(" PDF URL = " + url);
		WebView webView = (WebView) findViewById(R.id.pdf_webView);
		webView.getSettings().setJavaScriptEnabled(true);
		System.out.println("  Check internet connection ");

		if (Network.isOnline(this)) {
			if (url.indexOf(".pdf") != -1) {
                try {
                    url = URLEncoder.encode(url,"utf-8");
                    webView.loadUrl("https://docs.google.com/gview?embedded=true&url=" + url);
                } catch (UnsupportedEncodingException e) {
                    e.printStackTrace();
                }
			} else {
				webView.loadUrl(url);
			}
		} else {
			launchNetworkingDialog();
		}
	}

	public class myWebClient extends WebViewClient {
		private ProgressDialog dialog;

		@Override
		public void onPageStarted(WebView view, String url, Bitmap favicon) {
			super.onPageStarted(view, url, favicon);
			dialog = ProgressDialog
					.show(ViewPDFActivity.this, "", "Loading...");
		}

		@Override
		public boolean shouldOverrideUrlLoading(WebView view, String url) {
			view.loadUrl(url);
			return true;
		}

		@Override
		public void onPageFinished(WebView view, String url) {
			super.onPageFinished(view, url);
			dialog.dismiss();
		}
	}

}