In WebView Bilder markieren und downloaden

1public class BrowserActivity extends Activity {
2 private WebView webView;
3 private EditText urlEditText;
4
5 public void onCreate(Bundle savedInstanceState) {
6 super.onCreate(savedInstanceState);
7 setContentView(R.layout.activity_main);
8
9 urlEditText = (EditText) findViewById(R.id.urlField);
10 urlEditText.setText("");
11 webView = (WebView) findViewById(R.id.webView);
12 webView.setWebViewClient(new WebViewClient());
13 Button openUrl = (Button) findViewById(R.id.goButton);
14 openUrl.setOnClickListener(new OnClickListener() {
15 @Override
16 public void onClick(View view) {
17 String url = urlEditText.getText().toString();
18 if(validateUrl(url)){
19 webView.getSettings().setJavaScriptEnabled(true);
20 webView.loadUrl(url);
21 webView.loadUrl(Uri.parse(url).getHost());
22 }
23 }
24
25 private boolean validateUrl(String url) {
26
27 if(url.startsWith("http ://")){
28
29 return true;
30
31 }
32 else if(url.startsWith("www.")){
33 url = "http ://"+url;
34 webView.getSettings().setJavaScriptEnabled(true);
35 webView.loadUrl(url);
36 return false;
37 }
38 else{
39 url = "http ://www.google.ch/search?q="+url;
40
41 webView.getSettings().setJavaScriptEnabled(true);
42 webView.loadUrl(url);
43 return false;
44 }
45
46 }
47 });
48 }
49
50 @Override
51 public boolean onCreateOptionsMenu(Menu menu) {
52 getMenuInflater().inflate(R.menu.main, menu);
53 return true;
54 }
55}