安卓开发：webapp 打电话，发短信时的代码设置

webView.setWebViewClient(new WebViewClient (){ 

@Override 
public boolean shouldOverrideUrlLoading(WebView view, String url) { 
if (url.startsWith("tel:") || url.startsWith("sms:") ){ 
Intent intent = new Intent(Intent.ACTION_VIEW, 
Uri.parse(url)); 
startActivity(intent); 
} else if(url.startsWith("http:") || url.startsWith("https:")) { 
view.loadUrl(url); 
} 
return true; 
}
});