Example usage for android.webkit WebChromeClient WebChromeClient

List of usage examples for android.webkit WebChromeClient WebChromeClient

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Introduction

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

Prototype

WebChromeClient

Source Link

Usage

From source file:de.storyquest.client.ContentActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    // enable immersive mode
    getWindow().getDecorView()//from  w w  w .j  a v a 2s  .  co m
            .setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION
                    | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION
                    | View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY);
    getWindow().addFlags(
            WindowManager.LayoutParams.FLAG_FULLSCREEN | WindowManager.LayoutParams.FLAG_LAYOUT_NO_LIMITS);

    // load initial layout
    setContentView(R.layout.activity_content);
    NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
    navigationView.setNavigationItemSelectedListener(this);
    View header = navigationView.getHeaderView(0);

    // apply theme
    try {
        Drawable d = Drawable.createFromStream(getAssets().open("sidebar.jpg"), null);
        navigationView.setBackground(d);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }

    // wire the drawer open event to the character sheet refresh
    DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    if (drawer != null) {
        drawer.addDrawerListener(new DrawerLayout.SimpleDrawerListener() {
            @Override
            public void onDrawerOpened(View drawerView) {
                super.onDrawerOpened(drawerView);
                execJavaScriptInCharactersheet("if(typeof refresh!='undefined')refresh()");
            }
        });
    }

    // get extra data with bookmark to load
    Intent intent = getIntent();
    if (intent.hasExtra(BOOKMARKID))
        bookmarkId = intent.getStringExtra(BOOKMARKID);

    // set the cover image from assets
    ImageView coverImage = (ImageView) header.findViewById(R.id.coverImage);
    try {
        InputStream ims = getAssets().open("cover.png");
        Drawable d = Drawable.createFromStream(ims, null);
        coverImage.setImageDrawable(d);
    } catch (Exception e) {
        throw new RuntimeException("Error loading cover image. Is 'cover.png' available in assets?", e);
    }

    // make the web content debuggable from external chrome tools
    WebView.setWebContentsDebuggingEnabled(true);

    // enable script interfaces
    scriptSystem = new ScriptSystem(this);
    scriptStorage = new ScriptStorage(this,
            getApplicationContext().getSharedPreferences(ScriptStorage.CONTEXT, Context.MODE_PRIVATE));
    scriptSound = new ScriptSound(this);
    scriptGameServices = new ScriptGameServices(this);

    // setup character webview
    character = (WebView) header.findViewById(R.id.characterView);
    character.getSettings().setJavaScriptEnabled(true);
    character.getSettings().setDomStorageEnabled(true);
    character.getSettings().setAllowFileAccess(true);
    character.getSettings().setAppCacheEnabled(true);
    character.addJavascriptInterface(scriptSystem, "sqSystem");
    character.addJavascriptInterface(scriptStorage, "nativeStorage");
    character.addJavascriptInterface(scriptSound, "sqSound");
    character.addJavascriptInterface(scriptGameServices, "sqGameServices");
    character.loadUrl("file:///android_asset/character.html");

    // setup web view
    web = (WebView) findViewById(R.id.webView);
    web.getSettings().setJavaScriptEnabled(true);
    web.getSettings().setDomStorageEnabled(true);
    web.getSettings().setAllowFileAccess(true);
    web.getSettings().setAppCacheEnabled(true);
    web.addJavascriptInterface(scriptSystem, "sqSystem");
    web.addJavascriptInterface(scriptStorage, "nativeStorage");
    web.addJavascriptInterface(scriptSound, "sqSound");
    web.addJavascriptInterface(scriptGameServices, "sqGameServices");

    // adding event overrides for the web view
    web.setWebChromeClient(new WebChromeClient());
    web.setWebViewClient(new WebViewClient() {
        public boolean shouldOverrideUrlLoading(WebView view, String urlText) {
            if (urlText.startsWith("http")) { // Could be cleverer and use a regex
                Log.d(LOGTAG, "Opening standard web intent window for " + urlText);
                Intent i = new Intent(Intent.ACTION_VIEW, Uri.parse(urlText));
                startActivity(i);
                return true;
            } else {
                Log.d(LOGTAG, "Loading in webview: " + urlText);
                web.loadUrl(urlText);
                return true;
            }
        }

        @Override
        public void onPageStarted(WebView view, String url, Bitmap favicon) {
            Log.d(LOGTAG, "Page rendering started: " + url + ".");
            displaySpinner(R.string.loading);
            super.onPageStarted(view, url, favicon);
        }

        @Override
        public void onPageFinished(WebView view, String url) {
            Log.d(LOGTAG, "Page rendering finished: " + url + ".");
            hideSpinner();
            if (bookmarkId != null && url.startsWith("file:///android_asset/content.html")) {
                Log.i(LOGTAG, "Loading bookmark " + bookmarkId + ".");
                execJavaScriptInContent("loadBookmark('" + bookmarkId + "')");
                bookmarkId = null;
            }
            super.onPageFinished(view, url);
        }

        @Override
        public WebResourceResponse shouldInterceptRequest(WebView view, String url) {
            Log.d(LOGTAG, "Intercepted call: " + url + ".");
            return null;
        }
    });
    web.setWebChromeClient(new WebChromeClient() {
        public boolean onConsoleMessage(ConsoleMessage cm) {
            Log.d(LOGTAG, cm.message() + " - from line " + cm.lineNumber() + " of " + cm.sourceId());
            return true;
        }
    });
    web.getSettings().setRenderPriority(WebSettings.RenderPriority.HIGH);
    web.getSettings().setCacheMode(WebSettings.LOAD_NO_CACHE);
    web.requestFocus(View.FOCUS_DOWN);

    // finally loading content bootstrap
    Log.i(LOGTAG, "Loading index.html");
    web.loadUrl("file:///android_asset/index.html");
}

From source file:net.oremland.rss.reader.fragments.BrowserFragment.java

private WebChromeClient getWebChromeClient() {
    return new WebChromeClient() {
        public void onProgressChanged(WebView view, int progress) {
            if (getActivity() != null) {
                getActivity().setProgress(progress * 100);
            }/*w w  w.jav a2 s .com*/
        }
    };
}

From source file:ar.com.tristeslostrestigres.diasporanativewebapp.MainActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);

    progressBar = findViewById(R.id.progressBar);

    pm = new PrefManager(MainActivity.this);

    SharedPreferences config = getSharedPreferences("PodSettings", MODE_PRIVATE);
    podDomain = config.getString("podDomain", null);

    fab = findViewById(R.id.multiple_actions);
    fab.setVisibility(View.GONE);

    Toolbar toolbar = findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);/*from ww  w. j a va 2  s  .  c  o  m*/
    getSupportActionBar().setTitle(null);

    txtTitle = (TextView) findViewById(R.id.toolbar_title);
    txtTitle.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            if (Helpers.isOnline(MainActivity.this)) {
                txtTitle.setText(R.string.jb_stream);
                webView.loadUrl("https://" + podDomain + "/stream");
            } else {
                Snackbar.make(v, R.string.no_internet, Snackbar.LENGTH_SHORT).show();
            }
        }
    });

    webView = findViewById(R.id.webView);
    webView.setScrollBarStyle(WebView.SCROLLBARS_OUTSIDE_OVERLAY);
    webView.addJavascriptInterface(new JavaScriptInterface(), "NotificationCounter");

    if (savedInstanceState != null) {
        webView.restoreState(savedInstanceState);
    }

    wSettings = webView.getSettings();
    wSettings.setJavaScriptEnabled(true);
    wSettings.setUseWideViewPort(true);
    wSettings.setLoadWithOverviewMode(true);
    wSettings.setDomStorageEnabled(true);
    wSettings.setMinimumFontSize(pm.getMinimumFontSize());
    wSettings.setLoadsImagesAutomatically(pm.getLoadImages());

    if (android.os.Build.VERSION.SDK_INT >= 21)
        wSettings.setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);

    /*
     * WebViewClient
     */
    webView.setWebViewClient(new WebViewClient() {
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            if (!url.contains(podDomain)) {
                Intent i = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
                startActivity(i);
                return true;
            }
            return false;
        }

        public void onPageFinished(WebView view, String url) {
            if (url.contains("/new") || url.contains("/sign_in")) {
                fab.setVisibility(View.GONE);
            } else {
                fab.setVisibility(View.VISIBLE);
            }
        }

        public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {
            new AlertDialog.Builder(MainActivity.this).setIcon(android.R.drawable.ic_dialog_alert)
                    .setMessage(description).setPositiveButton("CLOSE", null).show();
        }
    });

    /*
     * WebChromeClient
     */
    webView.setWebChromeClient(new WebChromeClient() {

        public void onProgressChanged(WebView wv, int progress) {
            progressBar.setProgress(progress);

            if (progress > 0 && progress <= 60) {
                Helpers.getNotificationCount(wv);
            }

            if (progress > 60) {
                Helpers.hideTopBar(wv);
                fab.setVisibility(View.VISIBLE);
            }

            if (progress == 100) {
                fab.collapse();
                progressBar.setVisibility(View.GONE);
            } else {
                progressBar.setVisibility(View.VISIBLE);
            }
        }

        @Override
        public boolean onShowFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback,
                FileChooserParams fileChooserParams) {
            if (mFilePathCallback != null)
                mFilePathCallback.onReceiveValue(null);

            mFilePathCallback = filePathCallback;

            Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
            if (takePictureIntent.resolveActivity(getPackageManager()) != null) {
                // Create the File where the photo should go
                File photoFile = null;
                try {
                    photoFile = createImageFile();
                    takePictureIntent.putExtra("PhotoPath", mCameraPhotoPath);
                } catch (IOException ex) {
                    // Error occurred while creating the File
                    Snackbar.make(getWindow().findViewById(R.id.drawer), "Unable to get image",
                            Snackbar.LENGTH_SHORT).show();
                }

                // Continue only if the File was successfully created
                if (photoFile != null) {
                    mCameraPhotoPath = "file:" + photoFile.getAbsolutePath();
                    takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(photoFile));
                } else {
                    takePictureIntent = null;
                }
            }

            Intent contentSelectionIntent = new Intent(Intent.ACTION_GET_CONTENT);
            contentSelectionIntent.addCategory(Intent.CATEGORY_OPENABLE);
            contentSelectionIntent.setType("image/*");

            Intent[] intentArray;
            if (takePictureIntent != null) {
                intentArray = new Intent[] { takePictureIntent };
            } else {
                intentArray = new Intent[0];
            }

            Intent chooserIntent = new Intent(Intent.ACTION_CHOOSER);
            chooserIntent.putExtra(Intent.EXTRA_INTENT, contentSelectionIntent);
            chooserIntent.putExtra(Intent.EXTRA_TITLE, "Image Chooser");
            chooserIntent.putExtra(Intent.EXTRA_INITIAL_INTENTS, intentArray);

            startActivityForResult(chooserIntent, INPUT_FILE_REQUEST_CODE);

            return true;
        }

        public boolean onJsAlert(WebView view, String url, String message, JsResult result) {
            return super.onJsAlert(view, url, message, result);
        }
    });

    /*
     * NavigationView
     */
    NavigationView navigationView = findViewById(R.id.navigation_view);
    navigationView.setNavigationItemSelectedListener(new NavigationView.OnNavigationItemSelectedListener() {
        @Override
        public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
            if (menuItem.isChecked())
                menuItem.setChecked(false);
            else
                menuItem.setChecked(true);

            drawerLayout.closeDrawers();

            switch (menuItem.getItemId()) {
            default:
                Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet,
                        Snackbar.LENGTH_SHORT).show();
                return true;

            case R.id.jb_stream:
                if (Helpers.isOnline(MainActivity.this)) {
                    txtTitle.setText(R.string.jb_stream);
                    webView.loadUrl("https://" + podDomain + "/stream");
                    return true;
                } else {
                    Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet,
                            Snackbar.LENGTH_SHORT).show();
                    return false;
                }

            case R.id.jb_public:
                setTitle(R.string.jb_public);
                if (Helpers.isOnline(MainActivity.this)) {
                    webView.loadUrl("https://" + podDomain + "/public");
                    return true;
                } else {
                    Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet,
                            Snackbar.LENGTH_SHORT).show();
                    return false;
                }

            case R.id.jb_liked:
                txtTitle.setText(R.string.jb_liked);
                if (Helpers.isOnline(MainActivity.this)) {
                    webView.loadUrl("https://" + podDomain + "/liked");
                    return true;
                } else {
                    Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet,
                            Snackbar.LENGTH_SHORT).show();
                    return false;
                }

            case R.id.jb_commented:
                txtTitle.setText(R.string.jb_commented);
                if (Helpers.isOnline(MainActivity.this)) {
                    webView.loadUrl("https://" + podDomain + "/commented");
                    return true;
                } else {
                    Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet,
                            Snackbar.LENGTH_SHORT).show();
                    return false;
                }

            case R.id.jb_contacts:
                txtTitle.setText(R.string.jb_contacts);
                if (Helpers.isOnline(MainActivity.this)) {
                    webView.loadUrl("https://" + podDomain + "/contacts");
                    return true;
                } else {
                    Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet,
                            Snackbar.LENGTH_SHORT).show();
                    return false;
                }

            case R.id.jb_mentions:
                txtTitle.setText(R.string.jb_mentions);
                if (Helpers.isOnline(MainActivity.this)) {
                    webView.loadUrl("https://" + podDomain + "/mentions");
                    return true;
                } else {
                    Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet,
                            Snackbar.LENGTH_SHORT).show();
                    return false;
                }

            case R.id.jb_activities:
                txtTitle.setText(R.string.jb_activities);
                if (Helpers.isOnline(MainActivity.this)) {
                    webView.loadUrl("https://" + podDomain + "/activity");
                    return true;
                } else {
                    Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet,
                            Snackbar.LENGTH_SHORT).show();
                    return false;
                }

            case R.id.jb_followed_tags:
                txtTitle.setText(R.string.jb_followed_tags);
                if (Helpers.isOnline(MainActivity.this)) {
                    webView.loadUrl("https://" + podDomain + "/followed_tags");
                    return true;
                } else {
                    Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet,
                            Snackbar.LENGTH_SHORT).show();
                    return false;
                }

            case R.id.jb_manage_tags:

                txtTitle.setText(R.string.jb_manage_tags);
                if (Helpers.isOnline(MainActivity.this)) {
                    webView.loadUrl("https://" + podDomain + "/tag_followings/manage");
                    return true;
                } else {
                    Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet,
                            Snackbar.LENGTH_SHORT).show();
                    return false;
                }

            case R.id.jb_license:
                txtTitle.setText(R.string.jb_license);
                new AlertDialog.Builder(MainActivity.this).setTitle(getString(R.string.license_title))
                        .setMessage(getString(R.string.license_text))
                        .setPositiveButton(getString(R.string.license_yes),
                                new DialogInterface.OnClickListener() {
                                    public void onClick(DialogInterface dialog, int id) {
                                        Intent i = new Intent(Intent.ACTION_VIEW,
                                                Uri.parse("https://github.com/mdev88/Diaspora-Native-WebApp"));
                                        startActivity(i);
                                        dialog.cancel();
                                    }
                                })
                        .setNegativeButton(getString(R.string.license_no),
                                new DialogInterface.OnClickListener() {
                                    public void onClick(DialogInterface dialog, int id) {
                                        dialog.cancel();
                                    }
                                })
                        .show();

                return true;

            case R.id.jb_aspects:
                txtTitle.setText(R.string.jb_aspects);
                if (Helpers.isOnline(MainActivity.this)) {
                    webView.loadUrl("https://" + podDomain + "/aspects");
                    return true;
                } else {
                    Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet,
                            Snackbar.LENGTH_SHORT).show();
                    return false;
                }

            case R.id.jb_settings:
                txtTitle.setText(R.string.jb_settings);
                if (Helpers.isOnline(MainActivity.this)) {
                    webView.loadUrl("https://" + podDomain + "/user/edit");
                    return true;
                } else {
                    Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet,
                            Snackbar.LENGTH_SHORT).show();

                    return false;
                }

            case R.id.jb_pod:
                txtTitle.setText(R.string.jb_pod);
                if (Helpers.isOnline(MainActivity.this)) {
                    new AlertDialog.Builder(MainActivity.this).setTitle(getString(R.string.confirmation))
                            .setMessage(getString(R.string.change_pod_warning))
                            .setPositiveButton(getString(R.string.yes), new DialogInterface.OnClickListener() {
                                @TargetApi(11)
                                public void onClick(DialogInterface dialog, int id) {
                                    webView.clearCache(true);
                                    dialog.cancel();
                                    Intent i = new Intent(MainActivity.this, PodsActivity.class);
                                    startActivity(i);
                                    finish();
                                }
                            }).setNegativeButton(getString(R.string.no), new DialogInterface.OnClickListener() {
                                @TargetApi(11)
                                public void onClick(DialogInterface dialog, int id) {
                                    dialog.cancel();
                                }
                            }).show();
                    return true;
                } else {
                    Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet,
                            Snackbar.LENGTH_SHORT).show();
                    return false;
                }
            }
        }
    });

    /*
     * DrawerLayout
     */
    drawerLayout = findViewById(R.id.drawer);
    ActionBarDrawerToggle actionBarDrawerToggle = new ActionBarDrawerToggle(this, drawerLayout, toolbar,
            R.string.openDrawer, R.string.closeDrawer);
    drawerLayout.setDrawerListener(actionBarDrawerToggle);
    //calling sync state is necessary or else your hamburger icon wont show up
    actionBarDrawerToggle.syncState();

    if (savedInstanceState == null) {
        if (Helpers.isOnline(MainActivity.this)) {
            webView.loadData("", "text/html", null);
            webView.loadUrl("https://" + podDomain);
        } else {
            Snackbar.make(getWindow().findViewById(R.id.drawer), R.string.no_internet, Snackbar.LENGTH_SHORT)
                    .show();
        }
    }

}

From source file:it.rignanese.leo.slimfacebook.MainActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    // setup the sharedPreferences
    savedPreferences = PreferenceManager.getDefaultSharedPreferences(this);

    //setup the theme
    //int savedThemeId = Integer.parseInt(savedPreferences.getString("pref_key_theme8", "2131361965"));//get the last saved theme id
    //setTheme(savedThemeId);//this refresh the theme if necessary
    // TODO fix the change of status bar

    setContentView(R.layout.activity_main);//load the layout

    // setup the refresh layout
    swipeRefreshLayout = (SwipeRefreshLayout) findViewById(R.id.swipe_container);
    swipeRefreshLayout.setColorSchemeResources(R.color.officialBlueFacebook, R.color.darkBlueSlimFacebookTheme);// set the colors
    swipeRefreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
        @Override/*from  w w w .java 2 s  .  c om*/
        public void onRefresh() {
            refreshPage();//reload the page
            swipeRefresh = true;
        }
    });

    // setup the webView
    webViewFacebook = (WebView) findViewById(R.id.webView);
    setUpWebViewDefaults(webViewFacebook);//set the settings

    goHome();//load homepage

    //WebViewClient that is the client callback.
    webViewFacebook.setWebViewClient(new WebViewClient() {//advanced set up

        // when there isn't a connetion
        public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {
            String summary = "<html><head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" /></head><body><h1 "
                    + "style='text-align:center; padding-top:15%;'>" + getString(R.string.titleNoConnection)
                    + "</h1> <h3 style='text-align:center; padding-top:1%; font-style: italic;'>"
                    + getString(R.string.descriptionNoConnection)
                    + "</h3>  <h5 style='text-align:center; padding-top:80%; opacity: 0.3;'>"
                    + getString(R.string.awards) + "</h5></body></html>";
            webViewFacebook.loadData(summary, "text/html; charset=utf-8", "utf-8");//load a custom html page

            noConnectionError = true;
            swipeRefreshLayout.setRefreshing(false); //when the page is loaded, stop the refreshing
        }

        // when I click in a external link
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            if (url == null || url.contains("facebook.com")) {
                //url is ok
                return false;
            } else {
                if (url.contains("https://scontent")) {
                    //TODO add the possibility to download and share directly

                    Toast.makeText(getApplicationContext(), getString(R.string.downloadOrShareWithBrowser),
                            Toast.LENGTH_LONG).show();
                    //TODO get bitmap from url
                    Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
                    startActivity(intent);
                    return true;
                }

                //if the link doesn't contain 'facebook.com', open it using the browser
                startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(url)));
                return true;
            }
        }

        //START management of loading
        @Override
        public void onPageStarted(WebView view, String url, Bitmap favicon) {
            //TODO when I push on messages, open messanger
            //                if(url!=null){
            //                    if (url.contains("soft=messages") || url.contains("facebook.com/messages")) {
            //                        Toast.makeText(getApplicationContext(),"Open Messanger",
            //                                Toast.LENGTH_SHORT).show();
            //                        startActivity(new Intent(getPackageManager().getLaunchIntentForPackage("com.facebook.orca")));//messanger
            //                    }
            //                }

            // show you progress image
            if (!swipeRefresh) {
                final MenuItem refreshItem = optionsMenu.findItem(R.id.refresh);
                refreshItem.setActionView(R.layout.circular_progress_bar);
            }
            swipeRefresh = false;
            super.onPageStarted(view, url, favicon);
        }

        @Override
        public void onPageFinished(WebView view, String url) {
            // hide your progress image
            final MenuItem refreshItem = optionsMenu.findItem(R.id.refresh);
            refreshItem.setActionView(null);
            super.onPageFinished(view, url);

            swipeRefreshLayout.setRefreshing(false); //when the page is loaded, stop the refreshing
        }
        //END management of loading

    });

    //WebChromeClient for handling all chrome functions.
    webViewFacebook.setWebChromeClient(new WebChromeClient() {
        //to upload files
        //thanks to gauntface
        //https://github.com/GoogleChrome/chromium-webview-samples
        public boolean onShowFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback,
                WebChromeClient.FileChooserParams fileChooserParams) {
            if (mFilePathCallback != null) {
                mFilePathCallback.onReceiveValue(null);
            }
            mFilePathCallback = filePathCallback;

            Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
            if (takePictureIntent.resolveActivity(getBaseContext().getPackageManager()) != null) {
                // Create the File where the photo should go
                File photoFile = null;
                try {
                    photoFile = createImageFile();
                    takePictureIntent.putExtra("PhotoPath", mCameraPhotoPath);
                } catch (IOException ex) {
                    // Error occurred while creating the File
                }

                // Continue only if the File was successfully created
                if (photoFile != null) {
                    mCameraPhotoPath = "file:" + photoFile.getAbsolutePath();
                    takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(photoFile));
                } else {
                    takePictureIntent = null;
                }
            }

            Intent contentSelectionIntent = new Intent(Intent.ACTION_GET_CONTENT);
            contentSelectionIntent.addCategory(Intent.CATEGORY_OPENABLE);
            contentSelectionIntent.setType("image/*");

            Intent[] intentArray;
            if (takePictureIntent != null) {
                intentArray = new Intent[] { takePictureIntent };
            } else {
                intentArray = new Intent[0];
            }

            Intent chooserIntent = new Intent(Intent.ACTION_CHOOSER);
            chooserIntent.putExtra(Intent.EXTRA_INTENT, contentSelectionIntent);
            chooserIntent.putExtra(Intent.EXTRA_TITLE, "Image Chooser");
            chooserIntent.putExtra(Intent.EXTRA_INITIAL_INTENTS, intentArray);

            startActivityForResult(chooserIntent, INPUT_FILE_REQUEST_CODE);

            return true;
        }
    });
}

From source file:org.globalquakemodel.org.idctdo.EQForm_MapView.java

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    if (DEBUG_LOG)
        Log.d(TAG, "ON CREATE");
    setContentView(R.layout.map_view);/* w w w. j a va 2s .  c  o  m*/
    mContext = this;

    MyStateSaver data = (MyStateSaver) getLastNonConfigurationInstance();
    if (data != null) {
        // Show splash screen if still loading
        if (data.showSplashScreen) {
            showSplashScreen();
        }
        setContentView(R.layout.map_view);

        // Rebuild your UI with your saved state here
    } else {
        showSplashScreen();
        setContentView(R.layout.map_view);
        // Do your heavy loading here on a background thread

    }

    //showSplashScreen();

    mWebView = (WebView) findViewById(R.id.map_webview);
    mWebView.getSettings().setAllowFileAccess(true);
    mWebView.getSettings().setJavaScriptEnabled(true);

    mWebView.setWebChromeClient(new WebChromeClient() {
        public boolean onConsoleMessage(ConsoleMessage cm) {
            if (DEBUG_LOG)
                Log.d(TAG, cm.message() + " -- From line " + cm.lineNumber() + " of " + cm.sourceId());
            return true;
        }
    });

    if (DEBUG_LOG)
        Log.d(TAG, "adding JS interface");
    mWebView.addJavascriptInterface(this, "webConnector");

    mWebView.loadUrl("file:///android_asset/idct_map.html");
    mWebView.setWebViewClient(new MapWebViewClient());
    progressBar = new ProgressDialog(EQForm_MapView.this);
    progressBar.setMessage("Loading maps...");
    progressBar.setCancelable(false);
    progressBar.setButton(DialogInterface.BUTTON_NEGATIVE, "Cancel", new DialogInterface.OnClickListener() {
        @Override
        public void onClick(DialogInterface dialog, int which) {
            dialog.dismiss();
        }
    });

    //Create Folder
    mediaFile = new File(Environment.getExternalStorageDirectory().toString() + "/idctdo/gemmedia");
    mediaFile.mkdirs();

    //Create Folder
    vectorsFile = new File(Environment.getExternalStorageDirectory().toString() + "/idctdo/kml");
    vectorsFile.mkdirs();

    mapTilesFile = new File(Environment.getExternalStorageDirectory().toString() + "/idctdo/maptiles");
    mapTilesFile.mkdirs();

    File testFile = new File(
            Environment.getExternalStorageDirectory().toString() + "/idctdo/kml/PUT_KML_FILES_HERE");
    try {
        testFile.createNewFile();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    File testFile2 = new File(Environment.getExternalStorageDirectory().toString()
            + "/idctdo/maptiles/PUT_DIRECTORIES_OF_ZYX_TILES_HERE");
    try {
        testFile2.createNewFile();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

    /** Creating a progress dialog window */
    mProgressDialog = new ProgressDialog(this);

    /** Close the dialog window on pressing back button */
    mProgressDialog.setCancelable(true);

    /** Setting a horizontal style progress bar */
    mProgressDialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);

    /** Setting a message for this progress dialog
    * Use the method setTitle(), for setting a title
    * for the dialog window
    *  */
    mProgressDialog.setMessage("Loading map data...");

    vectorsFile.toString();
    new SingleMediaScanner(this, testFile);
    new SingleMediaScanner(this, testFile2);

    sdCardPath = "file:///" + Environment.getExternalStorageDirectory().getAbsolutePath() + "/";
    if (DEBUG_LOG)
        Log.d(TAG, "sdcard Path: " + sdCardPath);
    // Restore preferences
    PreferenceManager.getDefaultSharedPreferences(this);
    //SharedPreferences settings = getSharedPreferences("R.xml.prefs"), 0);

    mlocListener = new MyLocationListener();
    locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
    currentLocation = locationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER);

    btn_locateMe = (Button) findViewById(R.id.btn_locate_me);
    btn_locateMe.setOnClickListener(locateMeListener);

    btn_takeCameraPhoto = (Button) findViewById(R.id.btn_take_photo);
    btn_takeCameraPhoto.setOnClickListener(takePhotoListener);

    //btn_take_survey_photo=(Button)findViewById(R.id.btn_take_survey_photo);
    //btn_take_survey_photo.setVisibility(View.INVISIBLE);//Poss Dodgy threading stuff using this

    btn_startSurvey = (Button) findViewById(R.id.btn_start_survey);
    btn_startSurvey.setVisibility(View.INVISIBLE);//Dodgy threading stuff using this
    btn_startSurvey.setOnClickListener(startSurveyListener);

    btn_cancelSurveyPoint = (Button) findViewById(R.id.btn_cancel_survey_point);
    btn_cancelSurveyPoint.setVisibility(View.INVISIBLE);//Dodgy threading stuff using this
    btn_cancelSurveyPoint.setOnClickListener(cancelSurveyPointListener);

    btn_startSurveyFavourite = (Button) findViewById(R.id.btn_start_survey_with_favourite);
    btn_startSurveyFavourite.setVisibility(View.INVISIBLE);//Dodgy threading stuff using this
    btn_startSurveyFavourite.setOnClickListener(selectFavouriteListener);

    btn_selectLayer = (Button) findViewById(R.id.btn_select_layer);
    btn_selectLayer.setOnClickListener(selectLayerListener);

    btn_selectVectorLayer = (Button) findViewById(R.id.btn_select_vector_layer);
    btn_selectVectorLayer.setOnClickListener(selectVectorLayerListener);

    btn_zoomIn = (Button) findViewById(R.id.btn_zoom_in);
    btn_zoomIn.setOnClickListener(zoomInListener);
    btn_zoomOut = (Button) findViewById(R.id.btn_zoom_out);
    btn_zoomOut.setOnClickListener(zoomOutListener);

    btn_edit_points = (ToggleButton) findViewById(R.id.btn_edit_points);
    btn_edit_points.setOnClickListener(editPointsListener);

    text_view_gpsInfo = (TextView) findViewById(R.id.text_view_gpsInfo);
    text_view_gpsInfo2 = (TextView) findViewById(R.id.text_view_gpsInfo2);

    //Load any of the previous survey points
    loadPrevSurveyPoints();
}

From source file:org.quantumbadger.redreader.fragments.WebViewFragment.java

@SuppressLint("NewApi")
@Override/*from  w  w w  .j ava2s.  c om*/
public View onCreateView(final LayoutInflater inflater, final ViewGroup container,
        final Bundle savedInstanceState) {

    mActivity = (AppCompatActivity) getActivity();

    CookieSyncManager.createInstance(mActivity);

    outer = (FrameLayout) inflater.inflate(R.layout.web_view_fragment, null);

    final RedditPost src_post = getArguments().getParcelable("post");
    final RedditPreparedPost post;

    if (src_post != null) {

        final RedditParsedPost parsedPost = new RedditParsedPost(src_post, false);

        post = new RedditPreparedPost(mActivity, CacheManager.getInstance(mActivity), 0, parsedPost, -1, false,
                false);

    } else {
        post = null;
    }

    webView = (WebViewFixed) outer.findViewById(R.id.web_view_fragment_webviewfixed);
    final FrameLayout loadingViewFrame = (FrameLayout) outer
            .findViewById(R.id.web_view_fragment_loadingview_frame);

    /*handle download links show an alert box to load this outside the internal browser*/
    webView.setDownloadListener(new DownloadListener() {
        @Override
        public void onDownloadStart(final String url, String userAgent, String contentDisposition,
                String mimetype, long contentLength) {
            {
                new AlertDialog.Builder(mActivity).setTitle(R.string.download_link_title)
                        .setMessage(R.string.download_link_message)
                        .setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int which) {
                                Intent i = new Intent(Intent.ACTION_VIEW);
                                i.setData(Uri.parse(url));
                                getContext().startActivity(i);
                                mActivity.onBackPressed(); //get back from internal browser
                            }
                        }).setNegativeButton(android.R.string.no, new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int which) {
                                mActivity.onBackPressed(); //get back from internal browser
                            }
                        }).setIcon(android.R.drawable.ic_dialog_alert).show();
            }
        }
    });
    /*handle download links end*/

    progressView = new ProgressBar(mActivity, null, android.R.attr.progressBarStyleHorizontal);
    loadingViewFrame.addView(progressView);
    loadingViewFrame.setPadding(General.dpToPixels(mActivity, 10), 0, General.dpToPixels(mActivity, 10), 0);

    final WebSettings settings = webView.getSettings();

    settings.setBuiltInZoomControls(true);
    settings.setJavaScriptEnabled(true);
    settings.setJavaScriptCanOpenWindowsAutomatically(false);
    settings.setUseWideViewPort(true);
    settings.setLoadWithOverviewMode(true);
    settings.setDomStorageEnabled(true);

    if (AndroidApi.isHoneyCombOrLater()) {
        settings.setDisplayZoomControls(false);
    }

    // TODO handle long clicks

    webView.setWebChromeClient(new WebChromeClient() {
        @Override
        public void onProgressChanged(WebView view, final int newProgress) {

            super.onProgressChanged(view, newProgress);

            AndroidApi.UI_THREAD_HANDLER.post(new Runnable() {
                @Override
                public void run() {
                    progressView.setProgress(newProgress);
                    progressView.setVisibility(newProgress == 100 ? View.GONE : View.VISIBLE);
                }
            });
        }
    });

    if (mUrl != null) {
        webView.loadUrl(mUrl);
    } else {
        webView.loadDataWithBaseURL("https://reddit.com/", html, "text/html; charset=UTF-8", null, null);
    }

    webView.setWebViewClient(new WebViewClient() {
        @Override
        public boolean shouldOverrideUrlLoading(final WebView view, final String url) {

            if (url == null)
                return false;

            if (url.startsWith("data:")) {
                // Prevent imgur bug where we're directed to some random data URI
                return true;
            }

            // Go back if loading same page to prevent redirect loops.
            if (goingBack && currentUrl != null && url.equals(currentUrl)) {

                General.quickToast(mActivity,
                        String.format(Locale.US, "Handling redirect loop (level %d)", -lastBackDepthAttempt),
                        Toast.LENGTH_SHORT);

                lastBackDepthAttempt--;

                if (webView.canGoBackOrForward(lastBackDepthAttempt)) {
                    webView.goBackOrForward(lastBackDepthAttempt);
                } else {
                    mActivity.finish();
                }
            } else {

                if (RedditURLParser.parse(Uri.parse(url)) != null) {
                    LinkHandler.onLinkClicked(mActivity, url, false);
                } else {
                    webView.loadUrl(url);
                    currentUrl = url;
                }
            }

            return true;
        }

        @Override
        public void onPageStarted(WebView view, String url, Bitmap favicon) {
            super.onPageStarted(view, url, favicon);

            if (mUrl != null && url != null) {

                final AppCompatActivity activity = mActivity;

                if (activity != null) {
                    activity.setTitle(url);
                }
            }
        }

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

            new Timer().schedule(new TimerTask() {
                @Override
                public void run() {

                    AndroidApi.UI_THREAD_HANDLER.post(new Runnable() {
                        @Override
                        public void run() {

                            if (currentUrl == null || url == null)
                                return;

                            if (!url.equals(view.getUrl()))
                                return;

                            if (goingBack && url.equals(currentUrl)) {

                                General.quickToast(mActivity, String.format(Locale.US,
                                        "Handling redirect loop (level %d)", -lastBackDepthAttempt));

                                lastBackDepthAttempt--;

                                if (webView.canGoBackOrForward(lastBackDepthAttempt)) {
                                    webView.goBackOrForward(lastBackDepthAttempt);
                                } else {
                                    mActivity.finish();
                                }

                            } else {
                                goingBack = false;
                            }
                        }
                    });
                }
            }, 1000);
        }

        @Override
        public void doUpdateVisitedHistory(WebView view, String url, boolean isReload) {
            super.doUpdateVisitedHistory(view, url, isReload);
        }
    });

    final FrameLayout outerFrame = new FrameLayout(mActivity);
    outerFrame.addView(outer);

    if (post != null) {

        final SideToolbarOverlay toolbarOverlay = new SideToolbarOverlay(mActivity);

        final BezelSwipeOverlay bezelOverlay = new BezelSwipeOverlay(mActivity,
                new BezelSwipeOverlay.BezelSwipeListener() {
                    @Override
                    public boolean onSwipe(@BezelSwipeOverlay.SwipeEdge int edge) {

                        toolbarOverlay.setContents(post.generateToolbar(mActivity, false, toolbarOverlay));
                        toolbarOverlay.show(
                                edge == BezelSwipeOverlay.LEFT ? SideToolbarOverlay.SideToolbarPosition.LEFT
                                        : SideToolbarOverlay.SideToolbarPosition.RIGHT);
                        return true;
                    }

                    @Override
                    public boolean onTap() {

                        if (toolbarOverlay.isShown()) {
                            toolbarOverlay.hide();
                            return true;
                        }

                        return false;
                    }
                });

        outerFrame.addView(bezelOverlay);
        outerFrame.addView(toolbarOverlay);

        bezelOverlay.getLayoutParams().width = android.widget.FrameLayout.LayoutParams.MATCH_PARENT;
        bezelOverlay.getLayoutParams().height = android.widget.FrameLayout.LayoutParams.MATCH_PARENT;

        toolbarOverlay.getLayoutParams().width = android.widget.FrameLayout.LayoutParams.MATCH_PARENT;
        toolbarOverlay.getLayoutParams().height = android.widget.FrameLayout.LayoutParams.MATCH_PARENT;
    }

    return outerFrame;
}

From source file:tv.acfun.a63.ArticleActivity.java

@TargetApi(Build.VERSION_CODES.HONEYCOMB)
@Override/*  w  ww.  j  a va 2 s  . c  om*/
protected void initView(Bundle savedInstanceState) {
    ARTICLE_PATH = AcApp.getExternalCacheDir("article").getAbsolutePath();

    Uri data = getIntent().getData();
    if (Intent.ACTION_VIEW.equalsIgnoreCase(getIntent().getAction()) && data != null) {
        String scheme = data.getScheme();
        if (scheme.equals("ac")) {
            // ac://ac000000
            aid = Integer.parseInt(getIntent().getDataString().substring(7));
        } else if (scheme.equals("http")) {
            // http://www.acfun.tv/v/ac123456
            Matcher matcher;
            String path = data.getPath();
            if (path == null) {
                finish();
                return;
            }
            if ((matcher = sVreg.matcher(path)).find() || (matcher = sAreg.matcher(path)).find()) {
                aid = Integer.parseInt(matcher.group(1));
            }
        }
        if (aid != 0)
            title = "ac" + aid;
        isWebMode = getIntent().getBooleanExtra("webmode", false) && aid == 0;
    } else {
        aid = getIntent().getIntExtra("aid", 0);
        title = getIntent().getStringExtra("title");
    }
    if (!isWebMode) {
        if (aid == 0)
            throw new IllegalArgumentException(" id");
        getSupportActionBar().setTitle("ac" + aid);
        MobclickAgent.onEvent(this, "view_article");
        db = new DB(this);
        isFaved = db.isFav(aid);
    }
    mWeb.getSettings().setAppCachePath(ARTICLE_PATH);
    mWeb.addJavascriptInterface(new ACJSObject(), "AC");
    // Set a chrome client to handle the MediaResource on web page
    // like video,video loading progress, etc.
    mWeb.setWebChromeClient(new WebChromeClient() {
        @Override
        public void onReceivedTitle(WebView view, String title) {
            setTitle(title);
        }
    });
    mWeb.setWebViewClient(new WebViewClient() {

        @Override
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            Matcher matcher = sAreg.matcher(url);
            Intent intent = new Intent(Intent.ACTION_VIEW);
            if (matcher.find() || (matcher = sLiteAreg.matcher(url)).find()
                    || (matcher = sVreg.matcher(url)).find() || (matcher = sLiteVreg.matcher(url)).find()) {
                String acId = matcher.group(1);
                try {
                    intent.setData(Uri.parse("ac://ac" + acId));
                    startActivity(intent);
                    return true;
                } catch (Exception e) {
                    // nothing
                }

            } else if (Pattern.matches(sAppReg, url)) {
                String appLink = getString(R.string.app_ac_video_link);
                try {
                    intent.setData(Uri.parse(appLink));
                    startActivity(intent);
                    return true;
                } catch (Exception e) {
                    view.loadUrl(appLink);
                    return true;
                }

            }
            if (!isWebMode) {
                start(ArticleActivity.this, url);
                return true;
            } else {
                Uri uri = Uri.parse(url);
                if (uri.getHost() != null && !uri.getHost().contains("acfun")) {
                    try {
                        intent.setData(uri);
                        startActivity(intent);
                        return true;
                    } catch (ActivityNotFoundException ignored) {
                    }
                }
            }
            return false;
        }

        @Override
        public void onPageStarted(WebView view, String url, Bitmap favicon) {
            setSupportProgressBarIndeterminateVisibility(true);
        }

        @Override
        public void onPageFinished(WebView view, String url) {
            setSupportProgressBarIndeterminateVisibility(false);
            if (isWebMode || imgUrls == null || imgUrls.isEmpty() || url.startsWith("file:///android_asset")
                    || AcApp.getViewMode() == Constants.MODE_NO_PIC) // ?
                return;
            //                    Log.d(TAG, "on finished:" + url);
            if ((url.equals(getBaseUrl()) || url.contains(NAME_ARTICLE_HTML)) && imgUrls.size() > 0
                    && !isDownloaded) {
                String[] arr = new String[imgUrls.size()];
                mDownloadTask = new DownloadImageTask();
                mDownloadTask.execute(imgUrls.toArray(arr));
            }

        }

    });
    mWeb.getSettings().setSupportZoom(true);
    mWeb.getSettings().setBuiltInZoomControls(true);
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB)
        mWeb.getSettings().setDisplayZoomControls(false);
    setTextZoom(AcApp.getConfig().getInt("text_size", 0));
}

From source file:com.irccloud.android.activity.PastebinViewerActivity.java

@TargetApi(Build.VERSION_CODES.HONEYCOMB)
@Override//from w  w  w .ja va 2s.  c o  m
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setTheme(ColorScheme.getDialogWhenLargeTheme(ColorScheme.getUserTheme()));
    onMultiWindowModeChanged(isMultiWindow());
    if (savedInstanceState == null && (getWindowManager().getDefaultDisplay().getWidth() < TypedValue
            .applyDimension(TypedValue.COMPLEX_UNIT_DIP, 800, getResources().getDisplayMetrics())
            || isMultiWindow()))
        overridePendingTransition(R.anim.slide_in_right, R.anim.fade_out);
    setContentView(R.layout.activity_pastebin);
    mSpinner = findViewById(R.id.spinner);
    toolbar = findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);

    toolbar.setNavigationIcon(android.support.v7.appcompat.R.drawable.abc_ic_ab_back_material);
    toolbar.setNavigationOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            finish();
        }
    });

    getSupportActionBar().setTitle("");
    getSupportActionBar().setDisplayHomeAsUpEnabled(true);

    mWebView = findViewById(R.id.image);
    mWebView.setBackgroundColor(ColorScheme.getInstance().contentBackgroundColor);
    mWebView.getSettings().setBuiltInZoomControls(true);
    if (Integer.parseInt(Build.VERSION.SDK) >= 19)
        mWebView.getSettings()
                .setDisplayZoomControls(!getPackageManager().hasSystemFeature("android.hardware.touchscreen"));
    mWebView.getSettings().setJavaScriptEnabled(true);
    mWebView.addJavascriptInterface(new JSInterface(), "Android");
    mWebView.getSettings().setLoadWithOverviewMode(false);
    mWebView.getSettings().setUseWideViewPort(false);
    mWebView.getSettings().setAppCacheEnabled(false);
    mWebView.setWebViewClient(new WebViewClient() {
        @Override
        public void onPageFinished(WebView view, String url) {
        }

        @Override
        public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {
            fail();
        }

        @Override
        public void onLoadResource(WebView view, String url) {
        }
    });
    mWebView.setWebChromeClient(new WebChromeClient() {
        @Override
        public boolean onConsoleMessage(ConsoleMessage consoleMessage) {
            Crashlytics.log(
                    consoleMessage.messageLevel() == ConsoleMessage.MessageLevel.ERROR ? Log.ERROR : Log.WARN,
                    "IRCCloud", "Javascript error - line: " + consoleMessage.lineNumber() + " message: "
                            + consoleMessage.message());
            return super.onConsoleMessage(consoleMessage);
        }
    });

    if (savedInstanceState != null && savedInstanceState.containsKey("url")) {
        url = savedInstanceState.getString("url");
        html = savedInstanceState.getString("html");
        mWebView.loadDataWithBaseURL(url, html, "text/html", "UTF-8", null);
    } else {
        if (getIntent() != null && getIntent().getDataString() != null) {
            url = getIntent().getDataString().replace(getResources().getString(R.string.PASTE_SCHEME), "https");
            if (!url.contains("?"))
                url += "?";
            try {
                url += "&mobile=android&version="
                        + getPackageManager().getPackageInfo(getPackageName(), 0).versionName + "&theme="
                        + ColorScheme.getUserTheme();
            } catch (PackageManager.NameNotFoundException e) {
            }
            new FetchPastebinTask().execute();
            Answers.getInstance().logContentView(new ContentViewEvent().putContentType("Pastebin"));
        } else {
            finish();
        }
    }
}

From source file:com.twitter4rk.TwitterAuthFragment.java

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    mTwitterWebView = new WebView(getActivity());
    final Bundle args = getArguments();
    if (args == null) {
        // This wont be case because startTwitterAuth() handles args for
        // fragment
        throw new IllegalArgumentException(
                "No arguments passed to fragment, Please use startTwitterAuth(...) method for showing this fragment");
    }/*from  w w  w. java  2  s .co  m*/
    // Get builder from args
    mBuilder = args.getParcelable(BUILDER_KEY);
    // Hide action bar
    if (mBuilder.hideActionBar)
        mBuilder.activity.getActionBar().hide();
    // Init progress dialog
    mProgressDialog = new ProgressDialog(mBuilder.activity);
    mProgressDialog.setMessage(mBuilder.progressText == null ? "Loading ..." : mBuilder.progressText);
    if (mBuilder.isProgressEnabled)
        mProgressDialog.show();

    // Init ConfigurationBuilder twitter4j
    final ConfigurationBuilder cb = new ConfigurationBuilder();
    if (mBuilder.isDebugEnabled)
        cb.setDebugEnabled(true);
    cb.setOAuthConsumerKey(mBuilder.consumerKey);
    cb.setOAuthConsumerSecret(mBuilder.consumerSecret);

    // Web view client to handler url loading
    mTwitterWebView.setWebViewClient(new WebViewClient() {
        @Override
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            // Get url first
            final Uri uri = Uri.parse(url);
            // Check if we need to see for callback URL
            if (mBuilder.callbackUrl != null && url.contains(mBuilder.callbackUrl)) {
                // Get req info
                String oauthToken = uri.getQueryParameter("oauth_token");
                String oauthVerifier = uri.getQueryParameter("oauth_verifier");
                if (mListener != null)
                    mListener.onSuccess(oauthToken, oauthVerifier);
                if (mBuilder.isActionBarVisible && mBuilder.hideActionBar && getActivity() != null)
                    getActivity().getActionBar().show();
                mIsAuthenticated = true;
                removeMe();
                return true;
                // If no callback URL then check for info directly
            } else if (uri.getQueryParameter("oauth_token") != null
                    && uri.getQueryParameter("oauth_verifier") != null) {
                // Get req info
                String oauthToken = uri.getQueryParameter("oauth_token");
                String oauthVerifier = uri.getQueryParameter("oauth_verifier");
                if (mListener != null)
                    mListener.onSuccess(oauthToken, oauthVerifier);
                if (mBuilder.isActionBarVisible && mBuilder.hideActionBar && getActivity() != null)
                    getActivity().getActionBar().show();
                mIsAuthenticated = true;
                removeMe();
                return true;
                // If nothing then its failure
            } else {
                // Notify user
                if (mListener != null)
                    mListener.onFailure(
                            new Exception("Couldn't find the callback URL or oath parameters in response"));
                if (mBuilder.isActionBarVisible && mBuilder.hideActionBar && getActivity() != null)
                    getActivity().getActionBar().show();
                removeMe();
                return false;
            }
        }
    });
    // Web Crome client to handler progress dialog visibility
    mTwitterWebView.setWebChromeClient(new WebChromeClient() {
        @Override
        public void onProgressChanged(WebView view, int newProgress) {
            if (newProgress == 100) {
                if (mProgressDialog.isShowing())
                    mProgressDialog.dismiss();
            }
        }
    });
    final Handler handler = new Handler();
    new Thread(new Runnable() {

        @Override
        public void run() {
            try {
                final TwitterFactory twitterFactory = new TwitterFactory(cb.build());
                final Twitter twitter = twitterFactory.getInstance();
                RequestToken requestToken = null;
                if (mBuilder.callbackUrl == null)
                    requestToken = twitter.getOAuthRequestToken();
                else
                    requestToken = twitter.getOAuthRequestToken(mBuilder.callbackUrl);
                final RequestToken finalRequestToken = requestToken;
                handler.post(new Runnable() {

                    @Override
                    public void run() {
                        final String url = finalRequestToken.getAuthorizationURL();
                        mTwitterWebView.loadUrl(url);
                    }
                });
            } catch (TwitterException e) {
                e.printStackTrace();
            }
        }
    }).start();

    return mTwitterWebView;
}

From source file:com.quarterfull.newsAndroid.NewsDetailFragment.java

@SuppressLint("SetJavaScriptEnabled")
private void init_webView() {
    int backgroundColor = ColorHelper.getColorFromAttribute(getContext(), R.attr.news_detail_background_color);
    mWebView.setBackgroundColor(backgroundColor);

    WebSettings webSettings = mWebView.getSettings();
    webSettings.setJavaScriptEnabled(true);
    webSettings.setAllowFileAccess(true);
    webSettings.setDomStorageEnabled(true);
    webSettings.setJavaScriptCanOpenWindowsAutomatically(false);
    webSettings.setSupportMultipleWindows(false);
    webSettings.setSupportZoom(false);//from   www  . ja  v  a  2 s .co  m
    webSettings.setAppCacheEnabled(true);

    registerForContextMenu(mWebView);

    mWebView.setWebChromeClient(new WebChromeClient() {
        @Override
        public boolean onConsoleMessage(ConsoleMessage cm) {
            Log.v(TAG, cm.message() + " at " + cm.sourceId() + ":" + cm.lineNumber());
            return true;
        }

        @Override
        public void onProgressChanged(WebView view, int progress) {
            if (progress < 100 && mProgressbarWebView.getVisibility() == ProgressBar.GONE) {
                mProgressbarWebView.setVisibility(ProgressBar.VISIBLE);
            }
            mProgressbarWebView.setProgress(progress);
            if (progress == 100) {
                mProgressbarWebView.setVisibility(ProgressBar.GONE);

                //The following three lines are a workaround for websites which don't use a background color
                int bgColor = ContextCompat.getColor(getContext(),
                        R.color.slider_listview_text_color_dark_theme);
                NewsDetailActivity ndActivity = ((NewsDetailActivity) getActivity());
                mWebView.setBackgroundColor(bgColor);
                ndActivity.mViewPager.setBackgroundColor(bgColor);

                if (ThemeChooser.isDarkTheme(getActivity())) {
                    mWebView.setBackgroundColor(
                            ContextCompat.getColor(getContext(), android.R.color.transparent));
                }
            }
        }
    });

    mWebView.setWebViewClient(new WebViewClient() {

        @Override
        public void onPageStarted(WebView view, String url, Bitmap favicon) {
            if (changedUrl) {
                changedUrl = false;

                if (!url.equals("file:///android_asset/") && (urls.isEmpty() || !urls.get(0).equals(url))) {
                    urls.add(0, url);

                    Log.v(TAG, "Page finished (added): " + url);
                }
            }

            super.onPageStarted(view, url, favicon);
        }
    });

    mWebView.setOnTouchListener(new View.OnTouchListener() {

        @Override
        public boolean onTouch(View v, MotionEvent event) {
            if (v.getId() == R.id.webview && event.getAction() == MotionEvent.ACTION_DOWN) {
                changedUrl = true;
            }

            return false;
        }
    });
}