WebViewActivity.java

Go to the documentation of this file.

// -*- mode: java; c-basic-offset: 2; -*-
// Copyright 2009-2011 Google, All Rights reserved
// Copyright 2011-2018 MIT, All rights reserved
// Released under the Apache License, Version 2.0
// http://www.apache.org/licenses/LICENSE-2.0
 
package com.google.appinventor.components.runtime;
 
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.util.Log;
import android.webkit.WebView;
import android.webkit.WebViewClient;
 
public final class WebViewActivity extends AppInventorCompatActivity {
 
  @Override
  public void onCreate(Bundle savedInstanceState) {
    WebView webview;
 
    super.onCreate(savedInstanceState);
    webview = new WebView(this);
    webview.getSettings().setJavaScriptEnabled(true);
    webview.setWebViewClient(new WebViewClient() {
      @Override
      public boolean shouldOverrideUrlLoading(WebView view, String url) {
        Log.i("WebView", "Handling url " + url);
        Uri uri = Uri.parse(url);
        String scheme = uri.getScheme();
        if (scheme.equals(Form.APPINVENTOR_URL_SCHEME)) {
          Intent resultIntent = new Intent();
          resultIntent.setData(uri);
          setResult(RESULT_OK, resultIntent);
          finish();
        } else {
          view.loadUrl(url);
        }
        return true;
      }
    });
    setContentView(webview);
 
    Intent uriIntent = getIntent();
    if (uriIntent != null && uriIntent.getData() != null) {
      Uri uri = uriIntent.getData();
      String scheme = uri.getScheme();
      String host = uri.getHost();
      Log.i("WebView", "Got intent with URI: " + uri + ", scheme="
          + scheme + ", host=" + host);
      webview.loadUrl(uri.toString());
    }
  }
}