Examples with WebResourceRequest android.webkit.WebResourceRequest used on opensource projects

Example 21 with WebResourceRequest

use of android.webkit.WebResourceRequest in project IbookerEditorAndroid by zrunker.

the class IbookerEditorPreView method init.

// 初始化
@SuppressLint({ "SetJavaScriptEnabled", "AddJavascriptInterface" })
private void init() {
    WebSettings webSettings = this.getSettings();
    // 允许JS
    webSettings.setJavaScriptEnabled(true);
    // 设置允许JS弹窗
    webSettings.setJavaScriptCanOpenWindowsAutomatically(true);
    // access Assets and resources
    webSettings.setAllowFileAccess(true);
    webSettings.setAppCacheEnabled(false);
    // 提高渲染优先级
    webSettings.setRenderPriority(WebSettings.RenderPriority.HIGH);
    // 设置编码格式
    webSettings.setDefaultTextEncodingName("utf-8");
    // 支持自动加载图片
    webSettings.setLoadsImagesAutomatically(true);
    // 关闭webview中缓存
    webSettings.setCacheMode(WebSettings.LOAD_NO_CACHE);
    // 将图片调整到适合webview的大小
    webSettings.setUseWideViewPort(true);
    // 缩放至屏幕的大小
    webSettings.setLoadWithOverviewMode(true);
    // 支持缩放，默认为true。
    webSettings.setSupportZoom(true);
    // 设置内置的缩放控件。若为false，则该WebView不可缩放
    webSettings.setBuiltInZoomControls(true);
    // 隐藏原生的缩放控件
    webSettings.setDisplayZoomControls(false);
    // 隐藏滚动条
    this.setScrollBarStyle(WebView.SCROLLBARS_OUTSIDE_OVERLAY);
    // 使页面获取焦点，防止点击无响应
    this.requestFocus();
    // 设置WebViewClient
    this.setWebViewClient(new WebViewClient() {

        @Override
        public void onReceivedError(WebView view, WebResourceRequest request, WebResourceError error) {
            // 当网页加载出错时，加载本地错误文件
            IbookerEditorPreView.this.loadUrl("file:///android_asset/error.html");
        }

        @Override
        public void onPageFinished(WebView view, String url) {
            super.onPageFinished(view, url);
            addWebViewListener();
        }
    });
    // 添加js
    ibookerEditorJsCheckImgEvent = new IbookerEditorJsCheckImgEvent();
    this.addJavascriptInterface(ibookerEditorJsCheckImgEvent, "ibookerEditorJsCheckImgEvent");
    // 加载本地HTML
    this.loadUrl("file:///android_asset/ibooker_editor_index.html");
}

Example 22 with WebResourceRequest

use of android.webkit.WebResourceRequest in project platform_packages_apps_PdfViewer by CopperheadOS.

the class PdfViewer method onCreate.

@Override
@SuppressLint("SetJavaScriptEnabled")
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.webview);
    mWebView = findViewById(R.id.webview);
    final WebSettings settings = mWebView.getSettings();
    settings.setAllowContentAccess(false);
    settings.setAllowFileAccess(false);
    settings.setAllowUniversalAccessFromFileURLs(true);
    settings.setCacheMode(WebSettings.LOAD_NO_CACHE);
    settings.setJavaScriptEnabled(true);
    disableSaveFormData(settings);
    CookieManager.getInstance().setAcceptCookie(false);
    mChannel = new Channel();
    mWebView.addJavascriptInterface(mChannel, "channel");
    mWebView.setWebViewClient(new WebViewClient() {

        @Override
        public WebResourceResponse shouldInterceptRequest(WebView view, WebResourceRequest request) {
            if ("GET".equals(request.getMethod()) && "https://localhost/placeholder.pdf".equals(request.getUrl().toString())) {
                return new WebResourceResponse("application/pdf", null, mInputStream);
            }
            return null;
        }

        @Override
        public boolean shouldOverrideUrlLoading(WebView view, WebResourceRequest request) {
            return true;
        }

        @Override
        public void onPageFinished(WebView view, String url) {
            mDocumentState = STATE_LOADED;
            invalidateOptionsMenu();
        }
    });
    mTextView = new TextView(this);
    mTextView.setBackgroundColor(Color.DKGRAY);
    mTextView.setTextColor(ColorStateList.valueOf(Color.WHITE));
    mTextView.setTextSize(18);
    mTextView.setPadding(PADDING, 0, PADDING, 0);
    final Intent intent = getIntent();
    if (Intent.ACTION_VIEW.equals(intent.getAction())) {
        if (!"application/pdf".equals(intent.getType())) {
            Log.e(TAG, "invalid mime type");
            finish();
            return;
        }
        mUri = intent.getData();
        mPage = 1;
    }
    if (savedInstanceState != null) {
        mUri = savedInstanceState.getParcelable(STATE_URI);
        mPage = savedInstanceState.getInt(STATE_PAGE);
        mZoomLevel = savedInstanceState.getInt(STATE_ZOOM_LEVEL);
        mDocumentProperties = savedInstanceState.getCharSequenceArrayList(STATE_PROPERTIES);
    }
    if (mUri != null) {
        loadPdf();
    }
}

Example 23 with WebResourceRequest

use of android.webkit.WebResourceRequest in project openremote by openremote.

the class MainActivity method initializeWebView.

protected void initializeWebView() {
    LOG.fine("Initializing web view");
    final WebAppInterface webAppInterface = new WebAppInterface(this);
    webView.addJavascriptInterface(webAppInterface, "MobileInterface");
    WebSettings webSettings = webView.getSettings();
    webSettings.setJavaScriptEnabled(true);
    webSettings.setCacheMode(WebSettings.LOAD_DEFAULT);
    webSettings.setDomStorageEnabled(true);
    webSettings.setDatabaseEnabled(true);
    webView.setOnLongClickListener(new View.OnLongClickListener() {

        @Override
        public boolean onLongClick(View v) {
            return true;
        }
    });
    webView.setLongClickable(false);
    webView.setWebViewClient(new WebViewClient() {

        @Override
        public void onReceivedHttpError(WebView view, WebResourceRequest request, WebResourceResponse errorResponse) {
            // TODO should we ignore images?
            if (request.getUrl().getLastPathSegment() != null && (request.getUrl().getLastPathSegment().endsWith("png") || request.getUrl().getLastPathSegment().endsWith("jpg") || request.getUrl().getLastPathSegment().endsWith("ico")))
                return;
            // invalid token. The web app will then start a new login.
            if (request.getUrl().getLastPathSegment() != null && request.getUrl().getLastPathSegment().equals("token") && request.getMethod().equals("POST") && errorResponse.getStatusCode() == 400) {
                webAppInterface.tokenService.clearToken();
                return;
            }
            LOG.warning("Error requesting '" + request.getUrl() + "', response code: " + errorResponse.getStatusCode());
            errorViewHolder.show(R.string.httpError, R.string.httpErrorExplain, true, true);
        }

        @Override
        public void onReceivedSslError(WebView view, SslErrorHandler handler, SslError error) {
            if (Boolean.parseBoolean(getString(R.string.SSL_IGNORE))) {
                LOG.fine("Ignoring SSL certificate error: " + error.getPrimaryError());
                // Ignore SSL certificate errors
                handler.proceed();
            } else {
                LOG.severe("SSL error: " + error.getPrimaryError());
                LOG.severe("SSL certificate: " + error.getCertificate());
                errorViewHolder.show(R.string.httpError, R.string.httpErrorExplain, true, true);
            }
        }

        @Override
        public void onReceivedError(WebView view, WebResourceRequest request, WebResourceError error) {
            // TODO should we ignore images?
            if (request.getUrl().getLastPathSegment() != null && (request.getUrl().getLastPathSegment().endsWith("png") || request.getUrl().getLastPathSegment().endsWith("jpg") || request.getUrl().getLastPathSegment().endsWith("ico")))
                return;
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
                // Remote debugging sessions from Chrome trigger "ERR_CACHE_MISS" that don't hurt, but we should not redirect the view
                if (isRemoteDebuggingEnabled() && error.getErrorCode() == ERROR_UNKNOWN) {
                    return;
                }
                // Remote debugging session from Chrome wants to load about:blank and then fails with "ERROR_UNSUPPORTED_SCHEME", ignore
                if (request.getUrl().toString().equals("about:blank") && error.getErrorCode() == ERROR_UNSUPPORTED_SCHEME) {
                    return;
                }
                LOG.warning("Error requesting '" + request.getUrl() + "': " + error.getErrorCode());
            }
            errorViewHolder.show(R.string.fatalError, R.string.fatalErrorExplain, false, true);
        }
    });
    webView.setWebChromeClient(new WebChromeClient() {

        @Override
        public boolean onConsoleMessage(ConsoleMessage consoleMessage) {
            String msg = "WebApp console (" + consoleMessage.sourceId() + ":" + consoleMessage.lineNumber() + "): " + consoleMessage.message();
            switch(consoleMessage.messageLevel()) {
                case DEBUG:
                case TIP:
                    LOG.fine(msg);
                    break;
                case LOG:
                    LOG.info(msg);
                    break;
                default:
                    LOG.severe(msg);
            }
            return true;
        }
    });
    webView.setDownloadListener(new DownloadListener() {

        @Override
        public void onDownloadStart(String url, String userAgent, String contentDisposition, String mimetype, long contentLength) {
            String writePermission = Manifest.permission.WRITE_EXTERNAL_STORAGE;
            if (ContextCompat.checkSelfPermission(context, writePermission) != PackageManager.PERMISSION_GRANTED) {
                // Location permission has not been granted yet, request it.
                ActivityCompat.requestPermissions((MainActivity) context, new String[] { writePermission }, WRITE_PERMISSION_REQUEST);
            } else {
                DownloadManager.Request request = new DownloadManager.Request(Uri.parse(url));
                request.setMimeType(mimetype);
                // ------------------------COOKIE!!------------------------
                String cookies = CookieManager.getInstance().getCookie(url);
                request.addRequestHeader("cookie", cookies);
                // ------------------------COOKIE!!------------------------
                request.addRequestHeader("User-Agent", userAgent);
                request.setDescription("Downloading file...");
                request.setTitle(URLUtil.guessFileName(url, contentDisposition, mimetype));
                request.allowScanningByMediaScanner();
                request.setNotificationVisibility(DownloadManager.Request.VISIBILITY_VISIBLE_NOTIFY_COMPLETED);
                request.setDestinationInExternalPublicDir(Environment.DIRECTORY_DOWNLOADS, URLUtil.guessFileName(url, contentDisposition, mimetype));
                DownloadManager dm = (DownloadManager) getSystemService(DOWNLOAD_SERVICE);
                if (dm != null) {
                    Toast.makeText(getApplicationContext(), R.string.downloading_file, Toast.LENGTH_LONG).show();
                    dm.enqueue(request);
                } else {
                    Toast.makeText(getApplicationContext(), R.string.error_downloading, Toast.LENGTH_LONG).show();
                }
            }
        }
    });
}

Example 24 with WebResourceRequest

use of android.webkit.WebResourceRequest in project SmartNews by JavenLu.

the class NewsDetailsActivity method initView.

private void initView() {
    WindowUtil.getInstance().setStatusBarTextAndIconDark(NewsDetailsActivity.this);
    initCustomToolBar();
    containerFrameLayout = findViewById(R.id.container);
    fragmentManager = getSupportFragmentManager();
    webView = findViewById(R.id.web_view);
    webView.setWebViewClient(new WebViewClient() {

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

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

        @Override
        public void onReceivedError(WebView view, WebResourceRequest request, WebResourceError error) {
            super.onReceivedError(view, request, error);
            showErrorFragment();
        }
    });
}

Example 25 with WebResourceRequest

use of android.webkit.WebResourceRequest in project CCIP-Android by CCIP-App.

the class IRCFragment method onCreateView.

@Nullable
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    super.onCreateView(inflater, container, savedInstanceState);
    View view = inflater.inflate(R.layout.fragment_web, container, false);
    progressBar = (ProgressBar) view.findViewById(R.id.progressBar);
    webView = (WebView) view.findViewById(R.id.webView);
    webView.setWebViewClient(new WebViewClient() {

        @Override
        public void onReceivedError(WebView view, WebResourceRequest request, WebResourceError error) {
            super.onReceivedError(view, request, error);
            view.loadUrl(URL_NO_NETWORK);
        }

        @Override
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            view.getContext().startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(url)));
            return true;
        }
    });
    webView.setWebChromeClient(new WebChromeViewClient(progressBar));
    webView.loadUrl(URL_IRC);
    WebSettings settings = webView.getSettings();
    settings.setJavaScriptEnabled(true);
    settings.setDomStorageEnabled(true);
    if (Build.VERSION.SDK_INT >= 21) {
        settings.setMixedContentMode(WebSettings.MIXED_CONTENT_COMPATIBILITY_MODE);
    }
    return view;
}