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

Example 6 with JsResult

use of android.webkit.JsResult in project WordPress-Android by wordpress-mobile.

the class EditorWebViewAbstract method configureWebView.

@SuppressLint("SetJavaScriptEnabled")
private void configureWebView() {
    WebSettings webSettings = this.getSettings();
    webSettings.setJavaScriptEnabled(true);
    webSettings.setDefaultTextEncodingName("utf-8");
    this.setWebViewClient(new WebViewClient() {

        @Override
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            if (url != null && url.startsWith("callback") && mJsCallbackReceiver != null) {
                String data = URLDecoder.decode(url);
                String[] split = data.split(":", 2);
                String callbackId = split[0];
                String params = (split.length > 1 ? split[1] : "");
                mJsCallbackReceiver.executeCallback(callbackId, params);
            }
            return true;
        }

        @Override
        public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {
            AppLog.e(T.EDITOR, description);
        }

        @TargetApi(Build.VERSION_CODES.LOLLIPOP)
        @Override
        public WebResourceResponse shouldInterceptRequest(WebView view, WebResourceRequest request) {
            String url = request.getUrl().toString();
            if (!URLUtil.isNetworkUrl(url)) {
                return super.shouldInterceptRequest(view, request);
            }
            // Request and add an authorization header for HTTPS resource requests.
            // Use https:// when requesting the auth header, in case the resource is incorrectly using http://.
            // If an auth header is returned, force https:// for the actual HTTP request.
            String authHeader = mAuthHeaderRequestListener.onAuthHeaderRequested(UrlUtils.makeHttps(url));
            if (StringUtils.notNullStr(authHeader).length() > 0) {
                try {
                    url = UrlUtils.makeHttps(url);
                    // Keep any existing request headers from the WebResourceRequest
                    Map<String, String> headerMap = request.getRequestHeaders();
                    for (Map.Entry<String, String> entry : mHeaderMap.entrySet()) {
                        headerMap.put(entry.getKey(), entry.getValue());
                    }
                    headerMap.put("Authorization", authHeader);
                    HttpURLConnection conn = HTTPUtils.setupUrlConnection(url, headerMap);
                    return new WebResourceResponse(conn.getContentType(), conn.getContentEncoding(), conn.getInputStream());
                } catch (IOException e) {
                    AppLog.e(T.EDITOR, e);
                }
            }
            return super.shouldInterceptRequest(view, request);
        }

        /**
             * Compatibility method for API < 21
             */
        @SuppressWarnings("deprecation")
        @Override
        public WebResourceResponse shouldInterceptRequest(WebView view, String url) {
            if (!URLUtil.isNetworkUrl(url)) {
                return super.shouldInterceptRequest(view, url);
            }
            // Request and add an authorization header for HTTPS resource requests.
            // Use https:// when requesting the auth header, in case the resource is incorrectly using http://.
            // If an auth header is returned, force https:// for the actual HTTP request.
            String authHeader = mAuthHeaderRequestListener.onAuthHeaderRequested(UrlUtils.makeHttps(url));
            if (StringUtils.notNullStr(authHeader).length() > 0) {
                try {
                    url = UrlUtils.makeHttps(url);
                    Map<String, String> headerMap = new HashMap<>(mHeaderMap);
                    headerMap.put("Authorization", authHeader);
                    HttpURLConnection conn = HTTPUtils.setupUrlConnection(url, headerMap);
                    return new WebResourceResponse(conn.getContentType(), conn.getContentEncoding(), conn.getInputStream());
                } catch (IOException e) {
                    AppLog.e(T.EDITOR, e);
                }
            }
            return super.shouldInterceptRequest(view, url);
        }
    });
    this.setWebChromeClient(new WebChromeClient() {

        @Override
        public boolean onConsoleMessage(@NonNull ConsoleMessage cm) {
            if (cm.messageLevel() == MessageLevel.ERROR) {
                if (mErrorListener != null) {
                    mErrorListener.onJavaScriptError(cm.sourceId(), cm.lineNumber(), cm.message());
                }
                AppLog.e(T.EDITOR, cm.message() + " -- From line " + cm.lineNumber() + " of " + cm.sourceId());
            } else {
                AppLog.d(T.EDITOR, cm.message() + " -- From line " + cm.lineNumber() + " of " + cm.sourceId());
            }
            return true;
        }

        @Override
        public boolean onJsAlert(WebView view, String url, String message, JsResult result) {
            AppLog.d(T.EDITOR, message);
            if (mErrorListener != null) {
                mErrorListener.onJavaScriptAlert(url, message);
            }
            return true;
        }
    });
}

Example 7 with JsResult

use of android.webkit.JsResult in project BookReader by JustWayward.

the class ProgressWebView method initWebview.

private void initWebview(String url) {
    mWebView.addJavascriptInterface(this, "android");
    WebSettings webSettings = mWebView.getSettings();
    webSettings.setJavaScriptEnabled(true);
    // 设置可以访问文件
    webSettings.setAllowFileAccess(true);
    // 设置可以支持缩放
    webSettings.setSupportZoom(true);
    // 设置默认缩放方式尺寸是far
    webSettings.setDefaultZoom(WebSettings.ZoomDensity.MEDIUM);
    // 设置出现缩放工具
    webSettings.setBuiltInZoomControls(false);
    webSettings.setDefaultFontSize(16);
    mWebView.loadUrl(url);
    // 设置WebViewClient
    mWebView.setWebViewClient(new WebViewClient() {

        // url拦截
        @Override
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            // 使用自己的WebView组件来响应Url加载事件，而不是使用默认浏览器器加载页面
            view.loadUrl(url);
            // 相应完成返回true
            return true;
        // return super.shouldOverrideUrlLoading(view, url);
        }

        // 页面开始加载
        @Override
        public void onPageStarted(WebView view, String url, Bitmap favicon) {
            mProgressBar.setVisibility(View.VISIBLE);
            super.onPageStarted(view, url, favicon);
        }

        // 页面加载完成
        @Override
        public void onPageFinished(WebView view, String url) {
            mProgressBar.setVisibility(View.GONE);
            super.onPageFinished(view, url);
        }

        // WebView加载的所有资源url
        @Override
        public void onLoadResource(WebView view, String url) {
            super.onLoadResource(view, url);
        }

        @Override
        public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {
            //				view.loadData(errorHtml, "text/html; charset=UTF-8", null);
            super.onReceivedError(view, errorCode, description, failingUrl);
        }
    });
    // 设置WebChromeClient
    mWebView.setWebChromeClient(new WebChromeClient() {

        @Override
        public // 处理javascript中的alert
        boolean onJsAlert(WebView view, String url, String message, final JsResult result) {
            return super.onJsAlert(view, url, message, result);
        }

        @Override
        public // 处理javascript中的confirm
        boolean onJsConfirm(WebView view, String url, String message, final JsResult result) {
            return super.onJsConfirm(view, url, message, result);
        }

        @Override
        public // 处理javascript中的prompt
        boolean onJsPrompt(WebView view, String url, String message, String defaultValue, final JsPromptResult result) {
            return super.onJsPrompt(view, url, message, defaultValue, result);
        }

        // 设置网页加载的进度条
        @Override
        public void onProgressChanged(WebView view, int newProgress) {
            mProgressBar.setProgress(newProgress);
            super.onProgressChanged(view, newProgress);
        }

        // 设置程序的Title
        @Override
        public void onReceivedTitle(WebView view, String title) {
            super.onReceivedTitle(view, title);
        }
    });
    mWebView.setOnKeyListener(new OnKeyListener() {

        @Override
        public boolean onKey(View v, int keyCode, KeyEvent event) {
            if (event.getAction() == KeyEvent.ACTION_DOWN) {
                if (keyCode == KeyEvent.KEYCODE_BACK && mWebView.canGoBack()) {
                    // 表示按返回键
                    // 后退
                    mWebView.goBack();
                    // 已处理
                    return true;
                }
            }
            return false;
        }
    });
}