Example usage for android.webkit WebView setBackgroundColor

List of usage examples for android.webkit WebView setBackgroundColor

Introduction

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

Prototype

@Override
    public void setBackgroundColor(int color) 

Source Link

Usage

From source file:com.ibuildapp.romanblack.WebPlugin.WebPlugin.java

@Override
public void create() {
    try {/*w  w w.  j a  v a2s  . c  o m*/

        setContentView(R.layout.romanblack_html_main);
        root = (FrameLayout) findViewById(R.id.romanblack_root_layout);
        webView = new ObservableWebView(this);
        webView.setLayoutParams(new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.MATCH_PARENT,
                RelativeLayout.LayoutParams.MATCH_PARENT));
        root.addView(webView);

        webView.setHorizontalScrollBarEnabled(false);
        setTitle("HTML");

        Intent currentIntent = getIntent();
        Bundle store = currentIntent.getExtras();
        widget = (Widget) store.getSerializable("Widget");
        if (widget == null) {
            handler.sendEmptyMessageDelayed(INITIALIZATION_FAILED, 100);
            return;
        }
        appName = widget.getAppName();

        if (widget.getPluginXmlData().length() == 0) {
            if (currentIntent.getStringExtra("WidgetFile").length() == 0) {
                handler.sendEmptyMessageDelayed(INITIALIZATION_FAILED, 100);
                return;
            }
        }

        if (widget.getTitle() != null && widget.getTitle().length() > 0) {
            setTopBarTitle(widget.getTitle());
        } else {
            setTopBarTitle(getResources().getString(R.string.romanblack_html_web));
        }

        currentUrl = (String) getSession();
        if (currentUrl == null) {
            currentUrl = "";
        }

        ConnectivityManager cm = (ConnectivityManager) this.getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo ni = cm.getActiveNetworkInfo();
        if (ni != null && ni.isConnectedOrConnecting()) {
            isOnline = true;
        }

        // topbar initialization
        setTopBarLeftButtonText(getString(R.string.common_home_upper), true, new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                onBackPressed();
            }
        });

        if (isOnline) {
            webView.getSettings().setJavaScriptEnabled(true);
        }

        webView.setScrollBarStyle(WebView.SCROLLBARS_OUTSIDE_OVERLAY);
        webView.getSettings().setGeolocationEnabled(true);
        webView.getSettings().setAllowFileAccess(true);
        webView.getSettings().setAppCacheEnabled(true);
        webView.getSettings().setCacheMode(WebSettings.LOAD_DEFAULT);
        webView.getSettings().setBuiltInZoomControls(true);
        webView.getSettings().setDomStorageEnabled(true);
        webView.getSettings().setUseWideViewPort(false);
        webView.getSettings().setSavePassword(false);
        webView.clearHistory();
        webView.invalidate();

        if (Build.VERSION.SDK_INT >= 19) {
        }
        webView.getSettings().setUserAgentString(
                "Mozilla/5.0 (Linux; U; Android 2.2.1; en-us; Nexus One Build/FRG83) AppleWebKit/533.1 (KHTML, like Gecko) Version/4.0 Mobile Safari/533.1");

        webView.setOnTouchListener(new View.OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                v.invalidate();

                switch (event.getAction()) {
                case MotionEvent.ACTION_DOWN: {
                }
                    break;
                case MotionEvent.ACTION_UP: {
                    if (!v.hasFocus()) {
                        v.requestFocus();
                    }
                }
                    break;

                case MotionEvent.ACTION_MOVE: {
                }
                    break;

                }
                return false;
            }
        });

        webView.setBackgroundColor(Color.WHITE);
        try {
            if (widget.getBackgroundColor() != Color.TRANSPARENT) {
                webView.setBackgroundColor(widget.getBackgroundColor());
            }
        } catch (IllegalArgumentException e) {
        }

        webView.setDownloadListener(new DownloadListener() {
            @Override
            public void onDownloadStart(String url, String userAgent, String contentDisposition,
                    String mimetype, long contentLength) {
                Intent intent = new Intent(Intent.ACTION_VIEW);
                intent.setData(Uri.parse(url));
                startActivity(intent);
            }
        });

        webView.setWebChromeClient(new WebChromeClient() {

            FrameLayout.LayoutParams LayoutParameters = new FrameLayout.LayoutParams(
                    FrameLayout.LayoutParams.MATCH_PARENT, FrameLayout.LayoutParams.MATCH_PARENT);

            @Override
            public void onGeolocationPermissionsShowPrompt(final String origin,
                    final GeolocationPermissions.Callback callback) {
                AlertDialog.Builder builder = new AlertDialog.Builder(WebPlugin.this);
                builder.setTitle(R.string.location_dialog_title);
                builder.setMessage(R.string.location_dialog_description);
                builder.setCancelable(true);

                builder.setPositiveButton(R.string.location_dialog_allow,
                        new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int id) {
                                callback.invoke(origin, true, false);
                            }
                        });

                builder.setNegativeButton(R.string.location_dialog_not_allow,
                        new DialogInterface.OnClickListener() {
                            public void onClick(DialogInterface dialog, int id) {
                                callback.invoke(origin, false, false);
                            }
                        });

                AlertDialog alert = builder.create();
                alert.show();
            }

            @Override
            public void onShowCustomView(View view, WebChromeClient.CustomViewCallback callback) {
                if (customView != null) {
                    customViewCallback.onCustomViewHidden();
                    return;
                }

                view.setBackgroundColor(Color.BLACK);
                view.setLayoutParams(LayoutParameters);
                root.addView(view);
                customView = view;
                customViewCallback = callback;
                webView.setVisibility(View.GONE);
            }

            @Override
            public void onHideCustomView() {
                if (customView == null) {
                    return;
                } else {
                    closeFullScreenVideo();
                }
            }

            public void openFileChooser(ValueCallback<Uri> uploadMsg) {

                mUploadMessage = uploadMsg;
                Intent i = new Intent(Intent.ACTION_GET_CONTENT);//Intent.ACTION_GET_CONTENT);
                i.addCategory(Intent.CATEGORY_OPENABLE);
                i.setType("image/*");
                isMedia = true;
                startActivityForResult(Intent.createChooser(i, "File Chooser"), FILECHOOSER_RESULTCODE);

            }

            // For Android 3.0+
            public void openFileChooser(ValueCallback uploadMsg, String acceptType) {
                mUploadMessage = uploadMsg;
                Intent i = new Intent(Intent.ACTION_GET_CONTENT);
                i.addCategory(Intent.CATEGORY_OPENABLE);
                i.setType("*/*");
                startActivityForResult(Intent.createChooser(i, "File Browser"), FILECHOOSER_RESULTCODE);
            }

            //For Android 4.1
            public void openFileChooser(ValueCallback<Uri> uploadMsg, String acceptType, String capture) {
                mUploadMessage = uploadMsg;
                Intent i = new Intent(Intent.ACTION_GET_CONTENT);
                i.addCategory(Intent.CATEGORY_OPENABLE);
                isMedia = true;
                i.setType("image/*");
                startActivityForResult(Intent.createChooser(i, "File Chooser"), FILECHOOSER_RESULTCODE);

            }

            @Override
            public boolean onShowFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback,
                    FileChooserParams fileChooserParams) {
                isV21 = true;
                mUploadMessageV21 = filePathCallback;
                Intent i = new Intent(Intent.ACTION_GET_CONTENT);
                i.addCategory(Intent.CATEGORY_OPENABLE);
                i.setType("image/*");
                startActivityForResult(Intent.createChooser(i, "File Chooser"), FILECHOOSER_RESULTCODE);
                return true;
            }

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

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

                if (state == states.EMPTY) {
                    currentUrl = url;
                    setSession(currentUrl);
                    state = states.LOAD_START;
                    handler.sendEmptyMessage(SHOW_PROGRESS);
                }
            }

            @Override
            public void onLoadResource(WebView view, String url) {

                if (!alreadyLoaded
                        && (url.startsWith("http://www.youtube.com/get_video_info?")
                                || url.startsWith("https://www.youtube.com/get_video_info?"))
                        && Build.VERSION.SDK_INT < 11) {
                    try {
                        String path = url.contains("https://www.youtube.com/get_video_info?")
                                ? url.replace("https://www.youtube.com/get_video_info?", "")
                                : url.replace("http://www.youtube.com/get_video_info?", "");

                        String[] parqamValuePairs = path.split("&");

                        String videoId = null;

                        for (String pair : parqamValuePairs) {
                            if (pair.startsWith("video_id")) {
                                videoId = pair.split("=")[1];
                                break;
                            }
                        }

                        if (videoId != null) {
                            startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("http://www.youtube.com"))
                                    .setData(Uri.parse("http://www.youtube.com/watch?v=" + videoId)));
                            needRefresh = true;
                            alreadyLoaded = !alreadyLoaded;

                            return;
                        }
                    } catch (Exception ex) {
                    }
                } else {
                    super.onLoadResource(view, url);
                }
            }

            @Override
            public void onPageFinished(WebView view, String url) {
                if (hideProgress) {
                    if (TextUtils.isEmpty(WebPlugin.this.url)) {
                        state = states.LOAD_COMPLETE;
                        handler.sendEmptyMessage(HIDE_PROGRESS);
                        super.onPageFinished(view, url);
                    } else {
                        view.loadUrl("javascript:(function(){" + "l=document.getElementById('link');"
                                + "e=document.createEvent('HTMLEvents');" + "e.initEvent('click',true,true);"
                                + "l.dispatchEvent(e);" + "})()");
                        hideProgress = false;
                    }
                } else {
                    state = states.LOAD_COMPLETE;
                    handler.sendEmptyMessage(HIDE_PROGRESS);
                    super.onPageFinished(view, url);
                }
            }

            @Override
            public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {
                if (errorCode == WebViewClient.ERROR_BAD_URL) {
                    startActivityForResult(new Intent(Intent.ACTION_VIEW, Uri.parse(url)),
                            DOWNLOAD_REQUEST_CODE);
                }
            }

            @Override
            public void onReceivedSslError(WebView view, final SslErrorHandler handler, SslError error) {
                final AlertDialog.Builder builder = new AlertDialog.Builder(WebPlugin.this);
                builder.setMessage(R.string.notification_error_ssl_cert_invalid);
                builder.setPositiveButton(WebPlugin.this.getResources().getString(R.string.wp_continue),
                        new DialogInterface.OnClickListener() {
                            @Override
                            public void onClick(DialogInterface dialog, int which) {
                                handler.proceed();
                            }
                        });
                builder.setNegativeButton(WebPlugin.this.getResources().getString(R.string.wp_cancel),
                        new DialogInterface.OnClickListener() {
                            @Override
                            public void onClick(DialogInterface dialog, int which) {
                                handler.cancel();
                            }
                        });
                final AlertDialog dialog = builder.create();
                dialog.show();
            }

            @Override
            public void onFormResubmission(WebView view, Message dontResend, Message resend) {
                super.onFormResubmission(view, dontResend, resend);
            }

            @Override
            public WebResourceResponse shouldInterceptRequest(WebView view, WebResourceRequest request) {
                return super.shouldInterceptRequest(view, request);
            }

            @Override
            public boolean shouldOverrideUrlLoading(WebView view, String url) {
                try {

                    if (url.contains("youtube.com/watch")) {
                        if (Build.VERSION.SDK_INT < 11) {
                            try {
                                startActivity(
                                        new Intent(Intent.ACTION_VIEW, Uri.parse("http://www.youtube.com"))
                                                .setData(Uri.parse(url)));
                                return true;
                            } catch (Exception ex) {
                                return false;
                            }
                        } else {
                            return false;
                        }
                    } else if (url.contains("paypal.com")) {
                        if (url.contains("&bn=ibuildapp_SP")) {
                            return false;
                        } else {
                            url = url + "&bn=ibuildapp_SP";

                            webView.loadUrl(url);

                            return true;
                        }
                    } else if (url.contains("sms:")) {
                        try {
                            Intent smsIntent = new Intent(Intent.ACTION_VIEW);
                            smsIntent.setData(Uri.parse(url));
                            startActivity(smsIntent);
                            return true;
                        } catch (Exception ex) {
                            Log.e("", ex.getMessage());
                            return false;
                        }
                    } else if (url.contains("tel:")) {
                        Intent callIntent = new Intent(Intent.ACTION_CALL);
                        callIntent.setData(Uri.parse(url));
                        startActivity(callIntent);
                        return true;
                    } else if (url.contains("mailto:")) {
                        MailTo mailTo = MailTo.parse(url);

                        Intent emailIntent = new Intent(android.content.Intent.ACTION_SEND);
                        emailIntent.setType("plain/text");
                        emailIntent.putExtra(android.content.Intent.EXTRA_EMAIL,
                                new String[] { mailTo.getTo() });

                        emailIntent.putExtra(android.content.Intent.EXTRA_SUBJECT, mailTo.getSubject());
                        emailIntent.putExtra(android.content.Intent.EXTRA_TEXT, mailTo.getBody());
                        WebPlugin.this.startActivity(Intent.createChooser(emailIntent,
                                getString(R.string.romanblack_html_send_email)));
                        return true;
                    } else if (url.contains("rtsp:")) {
                        Uri address = Uri.parse(url);
                        Intent intent = new Intent(Intent.ACTION_VIEW, address);

                        final PackageManager pm = getPackageManager();
                        final List<ResolveInfo> matches = pm.queryIntentActivities(intent, 0);
                        if (matches.size() > 0) {
                            startActivity(intent);
                        } else {
                            Toast.makeText(WebPlugin.this, getString(R.string.romanblack_html_no_video_player),
                                    Toast.LENGTH_SHORT).show();
                        }

                        return true;
                    } else if (url.startsWith("intent:") || url.startsWith("market:")
                            || url.startsWith("col-g2m-2:")) {
                        Intent it = new Intent();
                        it.setData(Uri.parse(url));
                        startActivity(it);

                        return true;
                    } else if (url.contains("//play.google.com/")) {
                        startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(url)));
                        return true;
                    } else {
                        if (url.contains("ibuildapp.com-1915109")) {
                            String param = Uri.parse(url).getQueryParameter("widget");
                            finish();
                            if (param != null && param.equals("1001"))
                                com.appbuilder.sdk.android.Statics.launchMain();
                            else if (param != null && !"".equals(param)) {
                                View.OnClickListener widget = Statics.linkWidgets.get(Integer.valueOf(param));
                                if (widget != null)
                                    widget.onClick(view);
                            }
                            return false;
                        }

                        currentUrl = url;
                        setSession(currentUrl);
                        if (!isOnline) {
                            handler.sendEmptyMessage(HIDE_PROGRESS);
                            handler.sendEmptyMessage(STOP_LOADING);
                        } else {
                            String pageType = "application/html";
                            if (!url.contains("vk.com")) {
                                getPageType(url);
                            }
                            if (pageType.contains("application") && !pageType.contains("html")
                                    && !pageType.contains("xml")) {
                                startActivityForResult(new Intent(Intent.ACTION_VIEW, Uri.parse(url)),
                                        DOWNLOAD_REQUEST_CODE);
                                return super.shouldOverrideUrlLoading(view, url);
                            } else {
                                view.getSettings().setLoadWithOverviewMode(true);
                                view.getSettings().setUseWideViewPort(true);
                                view.setBackgroundColor(Color.WHITE);
                            }
                        }
                        return false;
                    }

                } catch (Exception ex) { // Error Logging
                    return false;
                }
            }
        });

        handler.sendEmptyMessage(SHOW_PROGRESS);

        new Thread() {
            @Override
            public void run() {

                EntityParser parser;
                if (widget.getPluginXmlData() != null) {
                    if (widget.getPluginXmlData().length() > 0) {
                        parser = new EntityParser(widget.getPluginXmlData());
                    } else {
                        String xmlData = readXmlFromFile(getIntent().getStringExtra("WidgetFile"));
                        parser = new EntityParser(xmlData);
                    }
                } else {
                    String xmlData = readXmlFromFile(getIntent().getStringExtra("WidgetFile"));
                    parser = new EntityParser(xmlData);
                }

                parser.parse();

                url = parser.getUrl();
                html = parser.getHtml();

                if (url.length() > 0 && !isOnline) {
                    handler.sendEmptyMessage(NEED_INTERNET_CONNECTION);
                } else {
                    if (isOnline) {
                    } else {
                        if (html.length() == 0) {
                        }
                    }
                    if (html.length() > 0 || url.length() > 0) {
                        handler.sendEmptyMessageDelayed(SHOW_HTML, 700);
                    } else {
                        handler.sendEmptyMessage(HIDE_PROGRESS);
                        handler.sendEmptyMessage(INITIALIZATION_FAILED);
                    }
                }
            }
        }.start();

    } catch (Exception ex) {
    }
}

From source file:com.ichi2.anki.AbstractFlashcardViewer.java

@SuppressLint({ "NewApi", "SetJavaScriptEnabled" })
// because of setDisplayZoomControls.
private WebView createWebView() {
    WebView webView = new MyWebView(this);
    webView.setWillNotCacheDrawing(true);
    webView.setScrollBarStyle(View.SCROLLBARS_OUTSIDE_OVERLAY);
    if (CompatHelper.isHoneycomb()) {
        // Disable the on-screen zoom buttons for API > 11
        webView.getSettings().setDisplayZoomControls(false);
    }//from  w  w w . j  a  v  a2 s. c  om
    webView.getSettings().setBuiltInZoomControls(true);
    webView.getSettings().setSupportZoom(true);
    // Start at the most zoomed-out level
    webView.getSettings().setLoadWithOverviewMode(true);
    webView.getSettings().setJavaScriptEnabled(true);
    webView.setWebChromeClient(new AnkiDroidWebChromeClient());
    // Problems with focus and input tags is the reason we keep the old type answer mechanism for old Androids.
    webView.setFocusableInTouchMode(mUseInputTag);
    webView.setScrollbarFadingEnabled(true);
    Timber.d("Focusable = %s, Focusable in touch mode = %s", webView.isFocusable(),
            webView.isFocusableInTouchMode());

    webView.setWebViewClient(new WebViewClient() {
        // Filter any links using the custom "playsound" protocol defined in Sound.java.
        // We play sounds through these links when a user taps the sound icon.
        @Override
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            if (url.startsWith("playsound:")) {
                // Send a message that will be handled on the UI thread.
                Message msg = Message.obtain();
                String soundPath = url.replaceFirst("playsound:", "");
                msg.obj = soundPath;
                mHandler.sendMessage(msg);
                return true;
            }
            if (url.startsWith("file") || url.startsWith("data:")) {
                return false; // Let the webview load files, i.e. local images.
            }
            if (url.startsWith("typeblurtext:")) {
                // Store the text the javascript has send us
                mTypeInput = URLDecoder.decode(url.replaceFirst("typeblurtext:", ""));
                //  and show the SHOW ANSWER? button again.
                mFlipCardLayout.setVisibility(View.VISIBLE);
                return true;
            }
            if (url.startsWith("typeentertext:")) {
                // Store the text the javascript has send us
                mTypeInput = URLDecoder.decode(url.replaceFirst("typeentertext:", ""));
                //  and show the answer.
                mFlipCardLayout.performClick();
                return true;
            }
            if (url.equals("signal:typefocus")) {
                // Hide the SHOW ANSWER? button when the input has focus. The soft keyboard takes up enough space
                // by itself.
                mFlipCardLayout.setVisibility(View.GONE);
                return true;
            }
            Timber.d("Opening external link \"%s\" with an Intent", url);
            Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
            try {
                startActivityWithoutAnimation(intent);
            } catch (ActivityNotFoundException e) {
                e.printStackTrace(); // Don't crash if the intent is not handled
            }
            return true;
        }

        // Run any post-load events in javascript that rely on the window being completely loaded.
        @Override
        public void onPageFinished(WebView view, String url) {
            Timber.d("onPageFinished triggered");
            view.loadUrl("javascript:onPageFinished();");
        }
    });
    // Set transparent color to prevent flashing white when night mode enabled
    webView.setBackgroundColor(Color.argb(1, 0, 0, 0));
    return webView;
}