Example usage for android.webkit WebView WebView

Introduction

In this page you can find the example usage for android.webkit WebView WebView.

Prototype

public WebView(Context context) 

Source Link

Document

Constructs a new WebView with an Activity Context object.

Usage

From source file:org.odk.collect.android.widgets.ImageWebViewWidget.java

public ImageWebViewWidget(Context context, FormEntryPrompt prompt) {
    super(context, prompt);

    mInstanceFolder = Collect.getInstance().getFormController().getInstancePath().getParent();

    TableLayout.LayoutParams params = new TableLayout.LayoutParams();
    params.setMargins(7, 5, 7, 5);/* w  w w .j  a va2 s  . c  o m*/

    mErrorTextView = new TextView(context);
    mErrorTextView.setId(QuestionWidget.newUniqueId());
    mErrorTextView.setText("Selected file is not a valid image");

    // setup capture button
    mCaptureButton = new Button(getContext());
    mCaptureButton.setId(QuestionWidget.newUniqueId());
    mCaptureButton.setText(getContext().getString(R.string.capture_image));
    mCaptureButton.setTextSize(TypedValue.COMPLEX_UNIT_DIP, mAnswerFontsize);
    mCaptureButton.setPadding(20, 20, 20, 20);
    mCaptureButton.setEnabled(!prompt.isReadOnly());
    mCaptureButton.setLayoutParams(params);

    // launch capture intent on click
    mCaptureButton.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            Collect.getInstance().getActivityLogger().logInstanceAction(this, "captureButton", "click",
                    mPrompt.getIndex());
            mErrorTextView.setVisibility(View.GONE);
            Intent i = new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
            // We give the camera an absolute filename/path where to put the
            // picture because of bug:
            // http://code.google.com/p/android/issues/detail?id=1480
            // The bug appears to be fixed in Android 2.0+, but as of feb 2,
            // 2010, G1 phones only run 1.6. Without specifying the path the
            // images returned by the camera in 1.6 (and earlier) are ~1/4
            // the size. boo.

            // if this gets modified, the onActivityResult in
            // FormEntyActivity will also need to be updated.
            Uri tempPath = FileProvider.getUriForFile(getContext(), BuildConfig.APPLICATION_ID + ".provider",
                    new File(Collect.TMPFILE_PATH));
            i.putExtra(android.provider.MediaStore.EXTRA_OUTPUT, tempPath);
            try {
                Collect.getInstance().getFormController().setIndexWaitingForData(mPrompt.getIndex());
                ((Activity) getContext()).startActivityForResult(i, FormEntryActivity.IMAGE_CAPTURE);
            } catch (ActivityNotFoundException e) {
                Toast.makeText(getContext(),
                        getContext().getString(R.string.activity_not_found, "image capture"),
                        Toast.LENGTH_SHORT).show();
                Collect.getInstance().getFormController().setIndexWaitingForData(null);
            }

        }
    });

    // setup chooser button
    mChooseButton = new Button(getContext());
    mChooseButton.setId(QuestionWidget.newUniqueId());
    mChooseButton.setText(getContext().getString(R.string.choose_image));
    mChooseButton.setTextSize(TypedValue.COMPLEX_UNIT_DIP, mAnswerFontsize);
    mChooseButton.setPadding(20, 20, 20, 20);
    mChooseButton.setEnabled(!prompt.isReadOnly());
    mChooseButton.setLayoutParams(params);

    // launch capture intent on click
    mChooseButton.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            Collect.getInstance().getActivityLogger().logInstanceAction(this, "chooseButton", "click",
                    mPrompt.getIndex());
            mErrorTextView.setVisibility(View.GONE);
            Intent i = new Intent(Intent.ACTION_GET_CONTENT);
            i.setType("image/*");

            try {
                Collect.getInstance().getFormController().setIndexWaitingForData(mPrompt.getIndex());
                ((Activity) getContext()).startActivityForResult(i, FormEntryActivity.IMAGE_CHOOSER);
            } catch (ActivityNotFoundException e) {
                Toast.makeText(getContext(),
                        getContext().getString(R.string.activity_not_found, "choose image"), Toast.LENGTH_SHORT)
                        .show();
                Collect.getInstance().getFormController().setIndexWaitingForData(null);
            }

        }
    });

    // finish complex layout
    LinearLayout answerLayout = new LinearLayout(getContext());
    answerLayout.setOrientation(LinearLayout.VERTICAL);
    answerLayout.addView(mCaptureButton);
    answerLayout.addView(mChooseButton);
    answerLayout.addView(mErrorTextView);

    // and hide the capture and choose button if read-only
    if (prompt.isReadOnly()) {
        mCaptureButton.setVisibility(View.GONE);
        mChooseButton.setVisibility(View.GONE);
    }
    mErrorTextView.setVisibility(View.GONE);

    // retrieve answer from data model and update ui
    mBinaryName = prompt.getAnswerText();

    // Only add the imageView if the user has taken a picture
    if (mBinaryName != null) {
        mImageDisplay = new WebView(getContext());
        mImageDisplay.setId(QuestionWidget.newUniqueId());
        mImageDisplay.getSettings().setCacheMode(WebSettings.LOAD_NO_CACHE);
        mImageDisplay.getSettings().setBuiltInZoomControls(true);
        mImageDisplay.getSettings().setDefaultZoom(WebSettings.ZoomDensity.FAR);
        mImageDisplay.setVisibility(View.VISIBLE);
        mImageDisplay.setLayoutParams(params);

        // HTML is used to display the image.
        String html = "<body>" + constructImageElement() + "</body>";

        mImageDisplay.loadDataWithBaseURL("file:///" + mInstanceFolder + File.separator, html, "text/html",
                "utf-8", "");
        answerLayout.addView(mImageDisplay);
    }
    addAnswerView(answerLayout);
}

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From source file:de.mkrtchyan.recoverytools.SettingsFragment.java

public static void showChangelog(Context AppContext) {
    AlertDialog.Builder dialog = new AlertDialog.Builder(AppContext);
    dialog.setTitle(R.string.changelog);
    WebView changes = new WebView(AppContext);
    changes.getSettings().setCacheMode(WebSettings.LOAD_NO_CACHE);
    changes.setWebViewClient(new WebViewClient());
    changes.loadUrl(Constants.CHANGELOG_URL);
    changes.clearCache(true);/*from w  w w .  j a  v a 2s  .c  om*/
    dialog.setView(changes);
    dialog.show();
}

---

From source file:de.t_animal.journeyapp.InformationFragment.java

private void showHTMLPopup(View v) {
    String title;//from  ww  w  .  j a v a 2 s  .  c  o m
    String url;

    if (v.getId() == R.id.info_acknowledgement) {
        title = "Acknowledgements";
        url = "file:///android_asset/acknowledgements.html";
    } else {
        title = "License";
        url = "file:///android_asset/license.html";
    }

    WebView wv = new WebView(getActivity());
    wv.loadUrl(url);

    new AlertDialog.Builder(getActivity()).setTitle(title).setView(wv)
            .setNegativeButton("Close", new DialogInterface.OnClickListener() {
                @Override
                public void onClick(DialogInterface dialog, int id) {
                }
            }).show();

}

---

From source file:com.awadev.itslearningautologin.MainActivity.java

private void initUI() {
    // Navigation drawer
    mTitle = mDrawerTitle = getTitle();//from www  . ja v a2  s .co  m
    String[] mPlanetTitles = getResources().getStringArray(R.array.planets_array);
    mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
    mDrawerList = (ListView) findViewById(R.id.left_drawer);

    // set a custom shadow that overlays the main content when the drawer opens
    //mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
    // set up the drawer's list view with items and click listener
    mDrawerList.setAdapter(new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, mPlanetTitles));
    mDrawerList.setOnItemClickListener(new DrawerItemClickListener());

    // enable ActionBar app icon to behave as action to toggle nav drawer
    getSupportActionBar().setDisplayHomeAsUpEnabled(true);
    getSupportActionBar().setHomeButtonEnabled(true);

    // ActionBarDrawerToggle ties together the the proper interactions
    // between the sliding drawer and the action bar app icon
    mDrawerToggle = new ActionBarDrawerToggle(this, /* host Activity */
            mDrawerLayout, /* DrawerLayout object */
            R.drawable.ic_drawer, /* nav drawer image to replace 'Up' caret */
            R.string.drawer_open, /* "open drawer" description for accessibility */
            R.string.drawer_close /* "close drawer" description for accessibility */
    ) {
        public void onDrawerClosed(View view) {
            getSupportActionBar().setTitle(mTitle);
            supportInvalidateOptionsMenu(); // creates call to onPrepareOptionsMenu()
        }

        public void onDrawerOpened(View drawerView) {
            getSupportActionBar().setTitle(mDrawerTitle);
            supportInvalidateOptionsMenu(); // creates call to onPrepareOptionsMenu()
        }
    };
    mDrawerLayout.setDrawerListener(mDrawerToggle);
    // End navigation drawer

    webViewPlaceholder = ((RelativeLayout) findViewById(R.id.webViewPlaceholder));

    if (mWebView == null) {
        // Set cookies
        mWebView = new WebView(this);
        mWebView.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
                ViewGroup.LayoutParams.MATCH_PARENT));

        CookieSyncManager.createInstance(this);
        WebComponent.copyCookies(CookieManager.getInstance());

        // Make the WebView behave like we want
        mWebView.getSettings().setJavaScriptEnabled(true);
        mWebView.getSettings().setDomStorageEnabled(true);
        mWebView.getSettings().setSupportZoom(true);
        mWebView.getSettings().setSupportMultipleWindows(true);
        mWebView.getSettings().setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NARROW_COLUMNS);
        mWebView.getSettings().setUserAgentString("itsLearning login - Android");

        mWebView.setWebViewClient(new CustomWebClient());

        // Load!
        String url = ((MainApplication) getApplication()).getLoadUrl();
        if (url != null) {
            mWebView.loadUrl(url);
            ((MainApplication) getApplication()).setLoadUrl(null);
        } else
            mWebView.loadUrl(((MainApplication) getApplication()).baseURL + "/DashboardMenu.aspx");
    }
    // Attach the WebView to its placeholder
    webViewPlaceholder.addView(mWebView);
}

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From source file:com.nextgis.mobile.fragment.AttributesFragment.java

private void setAttributes() {
    if (mAttributes == null)
        return;//w w  w . j  av  a2 s . c  om

    mAttributes.removeAllViews();

    int[] attrs = new int[] { android.R.attr.textColorPrimary };
    TypedArray ta = getContext().obtainStyledAttributes(attrs);
    String textColor = Integer.toHexString(ta.getColor(0, Color.BLACK)).substring(2);
    ta.recycle();

    final WebView webView = new WebView(getContext());
    webView.setVerticalScrollBarEnabled(false);
    String data = "<!DOCTYPE html><html><head><meta charset='utf-8'><style>body{word-wrap:break-word;color:#"
            + textColor
            + ";font-family:Roboto Light,sans-serif;font-weight:300;line-height:1.15em}.flat-table{table-layout:fixed;margin-bottom:20px;width:100%;border-collapse:collapse;border:none;box-shadow:inset 1px -1px #ccc,inset -1px 1px #ccc}.flat-table td{box-shadow:inset -1px -1px #ccc,inset -1px -1px #ccc;padding:.5em}.flat-table tr{-webkit-transition:background .3s,box-shadow .3s;-moz-transition:background .3s,box-shadow .3s;transition:background .3s,box-shadow .3s}</style></head><body><table class='flat-table'><tbody>";

    FragmentActivity activity = getActivity();
    if (null == activity)
        return;

    ((MainActivity) activity).setSubtitle(String.format(getString(R.string.features_count_attributes),
            mItemPosition + 1, mFeatureIDs.size()));
    checkNearbyItems();

    try {
        data = parseAttributes(data);
    } catch (RuntimeException e) {
        e.printStackTrace();
    }

    data += "</tbody></table></body></html>";
    webView.loadDataWithBaseURL(null, data, "text/html", "UTF-8", null);
    mAttributes.addView(webView);
    webView.setWebViewClient(new WebViewClient() {
        @Override
        public void onPageFinished(WebView view, String url) {
            webView.setBackgroundColor(Color.TRANSPARENT);
        }

        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            view.getContext().startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(url)));
            return true;
        }
    });

    IGISApplication app = (GISApplication) getActivity().getApplication();
    final Map<String, Integer> mAttaches = new HashMap<>();
    PhotoGallery.getAttaches(app, mLayer, mItemId, mAttaches, false);

    if (mAttaches.size() > 0) {
        final PhotoPicker gallery = new PhotoPicker(getActivity(), true);
        int px = ControlHelper.dpToPx(16, getResources());
        gallery.setDefaultPreview(true);
        gallery.setPadding(px, 0, px, 0);
        gallery.post(new Runnable() {
            @Override
            public void run() {
                gallery.restoreImages(new ArrayList<>(mAttaches.keySet()));
            }
        });

        mAttributes.addView(gallery);
    }
}

---

From source file:com.gmail.boiledorange73.ut.map.MapActivityBase.java

protected void initialize() {
    // appends views
    RelativeLayout layoutRoot = new RelativeLayout(this);
    this.addContentView(layoutRoot,
            new ViewGroup.LayoutParams(ViewGroup.LayoutParams.FILL_PARENT, ViewGroup.LayoutParams.FILL_PARENT));
    this.mWebView = new WebView(this);
    this.mWebView.setScrollBarStyle(WebView.SCROLLBARS_INSIDE_OVERLAY);
    this.mWebView.setLayoutParams(
            new ViewGroup.LayoutParams(ViewGroup.LayoutParams.FILL_PARENT, ViewGroup.LayoutParams.FILL_PARENT));
    this.applyUserAgent(this.mWebView);
    layoutRoot.addView(this.mWebView);
    this.mWebView.getSettings().setJavaScriptEnabled(true);
    // starts the map application
    this.restart();
}

---

From source file:nya.miku.wishmaster.http.cloudflare.CloudflareChecker.java

private Cookie checkAntiDDOS(final CloudflareException exception, final HttpHost proxy, CancellableTask task,
        final Activity activity) {
    synchronized (lock) {
        if (processing)
            return null;
        processing = true;/*  ww  w  . ja v  a 2  s.  c  o m*/
    }
    processing2 = true;
    currentCookie = null;

    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
        CookieSyncManager.createInstance(activity);
        CookieManager.getInstance().removeAllCookie();
    } else {
        CompatibilityImpl.clearCookies(CookieManager.getInstance());
    }

    final ViewGroup layout = (ViewGroup) activity.getWindow().getDecorView().getRootView();
    final WebViewClient client = new WebViewClient() {
        @Override
        public void onReceivedSslError(WebView view, SslErrorHandler handler, SslError error) {
            handler.proceed();
        }

        @Override
        public void onPageFinished(WebView webView, String url) {
            super.onPageFinished(webView, url);
            Logger.d(TAG, "Got Page: " + url);
            String value = null;
            try {
                String[] cookies = CookieManager.getInstance().getCookie(url).split("[;]");
                for (String cookie : cookies) {
                    if ((cookie != null) && (!cookie.trim().equals(""))
                            && (cookie.startsWith(" " + exception.getRequiredCookieName() + "="))) {
                        value = cookie.substring(exception.getRequiredCookieName().length() + 2);
                    }
                }
            } catch (NullPointerException e) {
                Logger.e(TAG, e);
            }
            if (value != null) {
                BasicClientCookieHC4 cf_cookie = new BasicClientCookieHC4(exception.getRequiredCookieName(),
                        value);
                cf_cookie.setDomain("." + Uri.parse(url).getHost());
                cf_cookie.setPath("/");
                currentCookie = cf_cookie;
                Logger.d(TAG, "Cookie found: " + value);
                processing2 = false;
            } else {
                Logger.d(TAG, "Cookie is not found");
            }
        }
    };

    activity.runOnUiThread(new Runnable() {
        @SuppressLint("SetJavaScriptEnabled")
        @Override
        public void run() {
            webView = new WebView(activity);
            webView.setVisibility(View.GONE);
            layout.addView(webView);
            webView.setWebViewClient(client);
            webView.getSettings().setUserAgentString(HttpConstants.USER_AGENT_STRING);
            webView.getSettings().setJavaScriptEnabled(true);
            webViewContext = webView.getContext();
            if (proxy != null)
                WebViewProxy.setProxy(webViewContext, proxy.getHostName(), proxy.getPort());
            webView.loadUrl(exception.getCheckUrl());
        }
    });

    long startTime = System.currentTimeMillis();
    while (processing2) {
        long time = System.currentTimeMillis() - startTime;
        if ((task != null && task.isCancelled()) || time > TIMEOUT) {
            processing2 = false;
        }
    }

    activity.runOnUiThread(new Runnable() {
        @Override
        public void run() {
            try {
                layout.removeView(webView);
                webView.stopLoading();
                webView.clearCache(true);
                webView.destroy();
                webView = null;
            } finally {
                if (proxy != null)
                    WebViewProxy.setProxy(webViewContext, null, 0);
                processing = false;
            }
        }
    });

    return currentCookie;
}

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From source file:mobisocial.musubi.service.WebRenderService.java

@Override
public void onCreate() {
    super.onCreate();
    mWebView = new WebView(this);
    //set the size before we start
    measureAndLayout();/*from   w  w w . ja v  a  2 s  .  com*/
    mWebViewClient = new RenderWebViewClient();
    mWebView.setWebViewClient(mWebViewClient);
}

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From source file:org.tomahawk.libtomahawk.resolver.ScriptResolver.java

/**
 * Initialize the WebView. Loads the .js script from the given path and sets the appropriate
 * base URL./* w ww  . j av a2s.  co m*/
 *
 * @return the initialized WebView
 */
private synchronized WebView getWebView() {
    if (mWebView == null) {
        mWebView = new WebView(TomahawkApp.getContext());
        WebSettings settings = mWebView.getSettings();
        settings.setJavaScriptEnabled(true);
        settings.setDatabaseEnabled(true);
        settings.setDatabasePath(TomahawkApp.getContext().getDir("databases", Context.MODE_PRIVATE).getPath());
        settings.setDomStorageEnabled(true);
        mWebView.setWebChromeClient(new TomahawkWebChromeClient());
        mWebView.setWebViewClient(new ScriptWebViewClient(ScriptResolver.this));
        final ScriptInterface scriptInterface = new ScriptInterface(ScriptResolver.this);
        mWebView.addJavascriptInterface(scriptInterface, SCRIPT_INTERFACE_NAME);
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN) {
            mWebView.getSettings().setAllowUniversalAccessFromFileURLs(true);
        }

        final String baseurl = "file:///android_asset/test.html";
        String data = "<!DOCTYPE html>" + "<html><body>"
                + "<script src=\"file:///android_asset/js/cryptojs-core.js"
                + "\" type=\"text/javascript\"></script>";
        for (String scriptPath : mMetaData.manifest.scripts) {
            data += "<script src=\"file:///android_asset/" + mPath + "/" + scriptPath
                    + "\" type=\"text/javascript\"></script>";
        }
        try {
            String[] cryptoJsScripts = TomahawkApp.getContext().getAssets().list("js/cryptojs");
            for (String scriptPath : cryptoJsScripts) {
                data += "<script src=\"file:///android_asset/js/cryptojs/" + scriptPath
                        + "\" type=\"text/javascript\"></script>";
            }
        } catch (IOException e) {
            Log.e(TAG, "ScriptResolver: " + e.getClass() + ": " + e.getLocalizedMessage());
        }
        data += "<script src=\"file:///android_asset/js/tomahawk_android_pre.js"
                + "\" type=\"text/javascript\"></script>" + "<script src=\"file:///android_asset/js/tomahawk.js"
                + "\" type=\"text/javascript\"></script>"
                + "<script src=\"file:///android_asset/js/tomahawk_android_post.js"
                + "\" type=\"text/javascript\"></script>" + "<script src=\"file:///android_asset/" + mPath + "/"
                + mMetaData.manifest.main + "\" type=\"text/javascript\"></script>" + "</body></html>";
        final String finalData = data;
        mWebView.loadDataWithBaseURL(baseurl, finalData, "text/html", null, null);
    }
    return mWebView;
}

---

From source file:nirwan.cordova.plugin.printer.Printer.java

private void loadContentAsBitmapIntoPrintController(String content, final Intent intent) {
    Activity ctx = cordova.getActivity();
    final WebView page = new WebView(ctx);
    final Printer self = this;

    page.setVisibility(View.INVISIBLE);
    page.getSettings().setJavaScriptEnabled(false);

    page.setWebViewClient(new WebViewClient() {
        @Override// w  ww  .  j av  a2  s  .co  m
        public void onPageFinished(final WebView page, String url) {
            new Handler().postDelayed(new Runnable() {
                @Override
                public void run() {
                    Bitmap screenshot = self.takeScreenshot(page);
                    File tmpFile = self.saveScreenshotToTmpFile(screenshot);
                    ViewGroup vg = (ViewGroup) (page.getParent());

                    intent.putExtra(Intent.EXTRA_STREAM, Uri.fromFile(tmpFile));

                    vg.removeView(page);
                }
            }, 1000);
        }
    });

    //Set base URI to the assets/www folder
    String baseURL = webView.getUrl();
    baseURL = baseURL.substring(0, baseURL.lastIndexOf('/') + 1);

    ctx.addContentView(page, new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT,
            ViewGroup.LayoutParams.WRAP_CONTENT));
    page.loadDataWithBaseURL(baseURL, content, "text/html", "UTF-8", null);
}

---

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