1 #ifndef DALI_WEB_ENGINE_PLUGIN_H
2 #define DALI_WEB_ENGINE_PLUGIN_H
5 * Copyright (c) 2022 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
22 #include <dali/public-api/images/native-image-interface.h>
23 #include <dali/public-api/math/rect.h>
24 #include <dali/public-api/signals/dali-signal.h>
29 #include <dali/devel-api/adaptor-framework/accessibility.h>
30 #include <dali/devel-api/adaptor-framework/web-engine/web-engine-hit-test.h>
31 #include <dali/devel-api/common/bitwise-enum.h>
32 #include <dali/public-api/adaptor-framework/native-image-source.h>
39 class WebEngineBackForwardList;
40 class WebEngineCertificate;
41 class WebEngineConsoleMessage;
42 class WebEngineContext;
43 class WebEngineContextMenu;
44 class WebEngineCookieManager;
45 class WebEngineFormRepostDecision;
46 class WebEngineHitTest;
47 class WebEngineHttpAuthHandler;
48 class WebEngineLoadError;
49 class WebEnginePolicyDecision;
50 class WebEngineSettings;
55 * @brief WebEnginePlugin is an abstract interface, used by dali-adaptor to access WebEngine plugin.
56 * A concrete implementation must be created for each platform and provided as dynamic library.
62 * @brief WebView signal type related with frame rendered.
64 using WebEngineFrameRenderedSignalType = Signal<void(void)>;
67 * @brief WebEngine callback related with page loading.
69 using WebEnginePageLoadCallback = std::function<void(const std::string&)>;
72 * @brief WebView callback related with page loading error.
74 using WebEnginePageLoadErrorCallback = std::function<void(std::unique_ptr<Dali::WebEngineLoadError>)>;
76 // forward declaration.
77 enum class ScrollEdge;
80 * @brief WebView callback related with scroll edge reached.
82 using WebEngineScrollEdgeReachedCallback = std::function<void(const ScrollEdge)>;
85 * @brief WebView callback related with page url changed.
87 using WebEngineUrlChangedCallback = std::function<void(const std::string&)>;
90 * @brief WebView callback related with screen captured.
92 using ScreenshotCapturedCallback = std::function<void(Dali::PixelData)>;
95 * @brief WebView callback related with geolocation permission.
96 * Host and protocol of security origin will be provided when requesting
97 * geolocation permission.
98 * It returns true if a pop-up is created successfully, false otherwise.
100 using GeolocationPermissionCallback = std::function<bool(const std::string&, const std::string&)>;
103 * @brief WebView callback related with video playing.
105 using VideoPlayingCallback = std::function<void(bool)>;
108 * @brief WebView callback related with console message logged.
110 using WebEngineConsoleMessageReceivedCallback = std::function<void(std::unique_ptr<Dali::WebEngineConsoleMessage>)>;
113 * @brief WebView callback related with certificate changed.
115 using WebEngineCertificateCallback = std::function<void(std::unique_ptr<Dali::WebEngineCertificate>)>;
118 * @brief WebView callback related with http authentication.
120 using WebEngineHttpAuthHandlerCallback = std::function<void(std::unique_ptr<Dali::WebEngineHttpAuthHandler>)>;
123 * @brief WebView callback related with context menu shown.
125 using WebEngineContextMenuShownCallback = std::function<void(std::unique_ptr<Dali::WebEngineContextMenu>)>;
128 * @brief WebView callback related with context menu hidden.
130 using WebEngineContextMenuHiddenCallback = std::function<void(std::unique_ptr<Dali::WebEngineContextMenu>)>;
133 * @brief Message result callback when JavaScript is executed with a message.
135 using JavaScriptMessageHandlerCallback = std::function<void(const std::string&)>;
138 * @brief Alert callback when JavaScript alert is called with a message.
139 * It returns true if a pop-up is created successfully, false otherwise.
141 using JavaScriptAlertCallback = std::function<bool(const std::string&)>;
144 * @brief Confirm callback when JavaScript confirm is called with a message.
145 * It returns true if a pop-up is created successfully, false otherwise.
147 using JavaScriptConfirmCallback = std::function<bool(const std::string&)>;
150 * @brief Prompt callback when JavaScript prompt is called with a message
151 * and an optional value that is the default value for the input field.
152 * It returns true if a pop-up is created successfully, false otherwise.
154 using JavaScriptPromptCallback = std::function<bool(const std::string&, const std::string&)>;
157 * @brief WebView callback related with form repost decision.
159 using WebEngineFormRepostDecidedCallback = std::function<void(std::unique_ptr<Dali::WebEngineFormRepostDecision>)>;
162 * @brief WebView callback related with frame rendered.
164 using WebEngineFrameRenderedCallback = std::function<void(void)>;
167 * @brief WebView callback related with response policy would be decided.
169 using WebEngineResponsePolicyDecidedCallback = std::function<void(std::unique_ptr<Dali::WebEnginePolicyDecision>)>;
172 * @brief WebView callback related with navigation policy would be decided.
174 using WebEngineNavigationPolicyDecidedCallback = std::function<void(std::unique_ptr<Dali::WebEnginePolicyDecision>)>;
177 * @brief Hit test callback called after hit test is created asynchronously.
179 using WebEngineHitTestCreatedCallback = std::function<bool(std::unique_ptr<Dali::WebEngineHitTest>)>;
182 * @brief The callback to be called when the web engine received a plain text of current web page.
184 using PlainTextReceivedCallback = std::function<void(const std::string&)>;
187 * @brief Enumeration for the scroll edge.
189 enum class ScrollEdge
191 LEFT, ///< Left edge reached.
192 RIGHT, ///< Right edge reached.
193 TOP, ///< Top edge reached.
194 BOTTOM, ///< Bottom edge reached.
198 * @brief Enumeration that provides the option to find text.
200 enum class FindOption
202 NONE = 0, ///< No search flags, this means a case sensitive, no wrap, forward only search
203 CASE_INSENSITIVE = 1 << 0, ///< Case insensitive search
204 AT_WORD_STARTS = 1 << 1, ///< Search text only at the beginning of the words
205 TREAT_MEDIAL_CAPITAL_AS_WORD_START = 1 << 2, ///< Treat capital letters in the middle of words as word start
206 BACKWARDS = 1 << 3, ///< Search backwards
207 WRAP_AROUND = 1 << 4, ///< If not present the search stops at the end of the document
208 SHOW_OVERLAY = 1 << 5, ///< Show overlay
209 SHOW_FIND_INDICATOR = 1 << 6, ///< Show indicator
210 SHOW_HIGHLIGHT = 1 << 7, ///< Show highlight
214 * @brief Constructor.
216 WebEnginePlugin() = default;
221 virtual ~WebEnginePlugin() = default;
224 * @brief Create WebEngine instance.
226 * @param [in] width The width of Web
227 * @param [in] height The height of Web
228 * @param [in] locale The locale of Web
229 * @param [in] timezoneId The timezoneID of Web
231 virtual void Create(uint32_t width, uint32_t height, const std::string& locale, const std::string& timezoneId) = 0;
234 * @brief Create WebEngine instance.
236 * @param [in] width The width of Web
237 * @param [in] height The height of Web
238 * @param [in] argc The count of application arguments
239 * @param [in] argv The string array of application arguments
241 virtual void Create(uint32_t width, uint32_t height, uint32_t argc, char** argv) = 0;
244 * @brief Destroy WebEngine instance.
246 virtual void Destroy() = 0;
249 * @brief Get settings of WebEngine.
251 virtual WebEngineSettings& GetSettings() const = 0;
254 * @brief Get context of WebEngine.
256 virtual WebEngineContext& GetContext() const = 0;
259 * @brief Get cookie manager of WebEngine.
261 virtual WebEngineCookieManager& GetCookieManager() const = 0;
264 * @brief Get back-forward list of WebEngine.
266 virtual WebEngineBackForwardList& GetBackForwardList() const = 0;
269 * @brief Load a web page based on a given URL.
271 * @param [in] url The URL of the resource to load
273 virtual void LoadUrl(const std::string& url) = 0;
276 * @brief Return the title of the Web.
278 * @return The title of web page
280 virtual std::string GetTitle() const = 0;
283 * @brief Return the Favicon of the Web.
285 * @return Favicon of Dali::PixelData& type
287 virtual Dali::PixelData GetFavicon() const = 0;
290 * @brief Get image to render.
292 virtual NativeImageSourcePtr GetNativeImageSource() = 0;
295 * @brief Return the URL of the Web.
297 * @return Url of string type
299 virtual std::string GetUrl() const = 0;
302 * @brief Load a given string as web contents.
304 * @param [in] htmlString The string to use as the contents of the web page
306 virtual void LoadHtmlString(const std::string& htmlString) = 0;
309 * @brief Load the specified html string as the content of the view overriding current history entry
311 * @param[in] html HTML data to load
312 * @param[in] basicUri Base URL used for relative paths to external objects
313 * @param[in] unreachableUrl URL that could not be reached
315 * @return true if successfully loaded, false otherwise
317 virtual bool LoadHtmlStringOverrideCurrentEntry(const std::string& html, const std::string& basicUri, const std::string& unreachableUrl) = 0;
320 * @brief Request loading the given contents by MIME type into the view object
322 * @param[in] contents The content to load
323 * @param[in] contentSize The size of contents (in bytes)
324 * @param[in] mimeType The type of contents, if 0 is given "text/html" is assumed
325 * @param[in] encoding The encoding for contents, if 0 is given "UTF-8" is assumed
326 * @param[in] baseUri The base URI to use for relative resources
328 * @return true if successfully request, false otherwise
330 virtual bool LoadContents(const std::string& contents, uint32_t contentSize, const std::string& mimeType, const std::string& encoding, const std::string& baseUri) = 0;
333 * @brief Reload the Web.
335 virtual void Reload() = 0;
338 * @brief Reload the current page's document without cache
340 virtual bool ReloadWithoutCache() = 0;
343 * @brief Stop loading web contents on the current page.
345 virtual void StopLoading() = 0;
348 * @brief Suspend the operation associated with the view.
350 virtual void Suspend() = 0;
353 * @brief Resume the operation associated with the view object after calling Suspend().
355 virtual void Resume() = 0;
358 * @brief To suspend all url loading
360 virtual void SuspendNetworkLoading() = 0;
363 * @brief To resume new url network loading
365 virtual void ResumeNetworkLoading() = 0;
368 * @brief Add custom header
370 * @param[in] name custom header name to add the custom header
371 * @param[in] value custom header value to add the custom header
373 * @return true if succeeded, false otherwise
375 virtual bool AddCustomHeader(const std::string& name, const std::string& value) = 0;
378 * @brief Remove custom header
380 * @param[in] name custom header name to remove the custom header
382 * @return true if succeeded, false otherwise
384 virtual bool RemoveCustomHeader(const std::string& name) = 0;
387 * @brief Start the inspector server
389 * @param[in] port port number
391 * @return the port number
393 virtual uint32_t StartInspectorServer(uint32_t port) = 0;
396 * @brief Stop the inspector server
398 * @return true if succeeded, false otherwise
400 virtual bool StopInspectorServer() = 0;
403 * @brief Scroll web page of view by deltaX and deltaY.
405 * @param[in] deltaX horizontal offset to scroll
406 * @param[in] deltaY vertical offset to scroll
408 virtual void ScrollBy(int32_t deltaX, int32_t deltaY) = 0;
411 * @brief Scroll edge of view by deltaX and deltaY.
413 * @param[in] deltaX horizontal offset to scroll
414 * @param[in] deltaY vertical offset to scroll
416 * @return true if succeeded, false otherwise
418 virtual bool ScrollEdgeBy(int32_t deltaX, int32_t deltaY) = 0;
421 * @brief Scroll to the specified position of the given view.
423 virtual void SetScrollPosition(int32_t x, int32_t y) = 0;
426 * @brief Get the current scroll position of the given view.
428 virtual Dali::Vector2 GetScrollPosition() const = 0;
431 * @brief Get the possible scroll size of the given view.
433 virtual Dali::Vector2 GetScrollSize() const = 0;
436 * @brief Get the last known content's size.
438 virtual Dali::Vector2 GetContentSize() const = 0;
441 * @brief Return whether forward is possible.
443 * @return True if forward is possible, false otherwise
445 virtual bool CanGoForward() = 0;
448 * @brief Go to forward.
450 virtual void GoForward() = 0;
453 * @brief Return whether backward is possible.
455 * @return True if backward is possible, false otherwise
457 virtual bool CanGoBack() = 0;
462 virtual void GoBack() = 0;
465 * @brief Evaluate JavaScript code represented as a string.
467 * @param[in] script The JavaScript code
468 * @param[in] resultHandler The callback function to be called by the JavaScript runtime. This carries evaluation result.
470 virtual void EvaluateJavaScript(const std::string& script, JavaScriptMessageHandlerCallback resultHandler) = 0;
473 * @brief Add a message handler into JavaScript.
475 * @param[in] exposedObjectName The name of exposed object
476 * @param[in] handler The callback function
478 virtual void AddJavaScriptMessageHandler(const std::string& exposedObjectName, JavaScriptMessageHandlerCallback handler) = 0;
481 * @brief Register a callback for JavaScript alert.
483 * @param[in] callback The callback function
485 virtual void RegisterJavaScriptAlertCallback(JavaScriptAlertCallback callback) = 0;
488 * @brief Reply for JavaScript alert.
490 virtual void JavaScriptAlertReply() = 0;
493 * @brief Register a callback for JavaScript confirm.
495 * @param[in] callback The callback function
497 virtual void RegisterJavaScriptConfirmCallback(JavaScriptConfirmCallback callback) = 0;
500 * @brief Reply for JavaScript confirm.
502 virtual void JavaScriptConfirmReply(bool confirmed) = 0;
505 * @brief Register a callback for JavaScript prompt.
507 * @param[in] callback The callback function
509 virtual void RegisterJavaScriptPromptCallback(JavaScriptPromptCallback callback) = 0;
512 * @brief Reply for JavaScript prompt.
514 virtual void JavaScriptPromptReply(const std::string& result) = 0;
517 * @brief Create a new hit test.
519 * @param[in] x the horizontal position to query
520 * @param[in] y the vertical position to query
521 * @param[in] mode the mode of hit test
523 * @return a new hit test object.
525 virtual std::unique_ptr<Dali::WebEngineHitTest> CreateHitTest(int32_t x, int32_t y, Dali::WebEngineHitTest::HitTestMode mode) = 0;
528 * @brief create a hit test asynchronously.
530 * @param[in] x the horizontal position to query
531 * @param[in] y the vertical position to query
532 * @param[in] mode the mode of hit test
533 * @param[in] callback The callback function
535 * @return true if succeeded, false otherwise
537 virtual bool CreateHitTestAsynchronously(int32_t x, int32_t y, Dali::WebEngineHitTest::HitTestMode mode, WebEngineHitTestCreatedCallback callback) = 0;
540 * @brief Clear the history of Web.
542 virtual void ClearHistory() = 0;
545 * @brief Clear all tiles resources of Web.
547 virtual void ClearAllTilesResources() = 0;
550 * @brief Get user agent string.
552 * @return The string value of user agent
554 virtual std::string GetUserAgent() const = 0;
557 * @brief Set user agent string.
559 * @param[in] userAgent The string value of user agent
561 virtual void SetUserAgent(const std::string& userAgent) = 0;
564 * @brief Set size of Web Page.
566 virtual void SetSize(uint32_t width, uint32_t height) = 0;
569 * @brief Set background color of web page.
571 * @param[in] color Background color
573 virtual void SetDocumentBackgroundColor(Dali::Vector4 color) = 0;
576 * @brief Clear tiles when hidden.
578 * @param[in] cleared Whether tiles are cleared or not
580 virtual void ClearTilesWhenHidden(bool cleared) = 0;
583 * @brief Set multiplier of cover area of tile.
585 * @param[in] multiplier The multiplier of cover area
587 virtual void SetTileCoverAreaMultiplier(float multiplier) = 0;
590 * @brief Enable cursor by client.
592 * @param[in] enabled Whether cursor is enabled or not
594 virtual void EnableCursorByClient(bool enabled) = 0;
597 * @brief Get the selected text.
599 * @return the selected text
601 virtual std::string GetSelectedText() const = 0;
604 * @brief Send Touch Events.
606 virtual bool SendTouchEvent(const TouchEvent& touch) = 0;
609 * @brief Send Key Events.
611 virtual bool SendKeyEvent(const KeyEvent& event) = 0;
614 * @brief Support mouse events or not.
615 * @param[in] enabled True if enabled, false othewise.
617 virtual void EnableMouseEvents(bool enabled) = 0;
620 * @brief Support key events or not.
621 * @param[in] enabled True if enabled, false othewise.
623 virtual void EnableKeyEvents(bool enabled) = 0;
627 * @param[in] focused True if focus is gained, false lost.
629 virtual void SetFocus(bool focused) = 0;
632 * @brief Set zoom factor of the current page.
633 * @param[in] zoomFactor a new factor to be set.
635 virtual void SetPageZoomFactor(float zoomFactor) = 0;
638 * @brief Query the current zoom factor of the page。
639 * @return The current page zoom factor.
641 virtual float GetPageZoomFactor() const = 0;
644 * @brief Set the current text zoom level。.
645 * @param[in] zoomFactor a new factor to be set.
647 virtual void SetTextZoomFactor(float zoomFactor) = 0;
650 * @brief Get the current text zoom level.
651 * @return The current text zoom factor.
653 virtual float GetTextZoomFactor() const = 0;
656 * @brief Get the current load progress of the page.
657 * @return The load progress of the page.
659 virtual float GetLoadProgressPercentage() const = 0;
662 * @brief Scale the current page, centered at the given point.
663 * @param[in] scaleFactor a new factor to be scaled.
664 * @param[in] point a center coordinate.
666 virtual void SetScaleFactor(float scaleFactor, Dali::Vector2 point) = 0;
669 * @brief Get the current scale factor of the page.
670 * @return The current scale factor.
672 virtual float GetScaleFactor() const = 0;
675 * @brief Request to activate/deactivate the accessibility usage set by web app.
676 * @param[in] activated Activate accessibility or not.
678 virtual void ActivateAccessibility(bool activated) = 0;
681 * @brief Get the accessibility address (bus and path) for embedding.
682 * @return Accessibility address of the root web content element.
684 virtual Accessibility::Address GetAccessibilityAddress() = 0;
687 * @brief Request to set the current page's visibility.
688 * @param[in] visible Visible or not.
690 * @return true if succeeded, false otherwise
692 virtual bool SetVisibility(bool visible) = 0;
695 * @brief Search and highlight the given string in the document.
696 * @param[in] text The text to find
697 * @param[in] options The options to find
698 * @param[in] maxMatchCount The maximum match count to find
700 * @return true if found & highlighted, false otherwise
702 virtual bool HighlightText(const std::string& text, FindOption options, uint32_t maxMatchCount) = 0;
705 * @brief Add dynamic certificate path.
706 * @param[in] host host that required client authentication
707 * @param[in] certPath the file path stored certificate
709 virtual void AddDynamicCertificatePath(const std::string& host, const std::string& certPath) = 0;
712 * @brief Get snapshot of the specified viewArea of page.
714 * @param[in] viewArea The rectangle of screen shot
715 * @param[in] scaleFactor The scale factor
717 * @return pixel data of screen shot
719 virtual Dali::PixelData GetScreenshot(Dali::Rect<int32_t> viewArea, float scaleFactor) = 0;
722 * @brief Request to get snapshot of the specified viewArea of page asynchronously.
724 * @param[in] viewArea The rectangle of screen shot
725 * @param[in] scaleFactor The scale factor
726 * @param[in] callback The callback for screen shot
728 * @return true if requested successfully, false otherwise
730 virtual bool GetScreenshotAsynchronously(Dali::Rect<int32_t> viewArea, float scaleFactor, ScreenshotCapturedCallback callback) = 0;
733 * @brief Asynchronously request to check if there is a video playing in the given view.
735 * @param[in] callback The callback called after checking if video is playing or not
737 * @return true if requested successfully, false otherwise
739 virtual bool CheckVideoPlayingAsynchronously(VideoPlayingCallback callback) = 0;
742 * @brief Set callback which will be called upon geolocation permission request.
744 * @param[in] callback The callback for requesting geolocation permission
746 virtual void RegisterGeolocationPermissionCallback(GeolocationPermissionCallback callback) = 0;
749 * @brief Update display area.
750 * @param[in] displayArea The display area need be updated.
752 virtual void UpdateDisplayArea(Dali::Rect<int32_t> displayArea) = 0;
755 * @brief Enable video hole.
756 * @param[in] enabled True if enabled, false othewise.
758 virtual void EnableVideoHole(bool enabled) = 0;
761 * @brief Send Hover Events.
762 * @param[in] event The hover event would be sent.
764 virtual bool SendHoverEvent(const HoverEvent& event) = 0;
767 * @brief Send Wheel Events.
768 * @param[in] event The wheel event would be sent.
770 virtual bool SendWheelEvent(const WheelEvent& event) = 0;
773 * @brief Connect to this signal to be notified when frame is rendered.
775 * @return A signal object to connect with.
777 virtual WebEngineFrameRenderedSignalType& FrameRenderedSignal() = 0;
780 * @brief Callback to be called when page loading is started.
782 * @param[in] callback
784 virtual void RegisterPageLoadStartedCallback(WebEnginePageLoadCallback callback) = 0;
787 * @brief Callback to be called when page loading is in progress.
789 * @param[in] callback
791 virtual void RegisterPageLoadInProgressCallback(WebEnginePageLoadCallback callback) = 0;
794 * @brief Callback to be called when page loading is finished.
796 * @param[in] callback
798 virtual void RegisterPageLoadFinishedCallback(WebEnginePageLoadCallback callback) = 0;
801 * @brief Callback to be called when an error occurs in page loading.
803 * @param[in] callback
805 virtual void RegisterPageLoadErrorCallback(WebEnginePageLoadErrorCallback callback) = 0;
808 * @brief Callback to be called when scroll edge is reached.
810 * @param[in] callback
812 virtual void RegisterScrollEdgeReachedCallback(WebEngineScrollEdgeReachedCallback callback) = 0;
815 * @brief Callback to be called when url is changed.
817 * @param[in] callback
819 virtual void RegisterUrlChangedCallback(WebEngineUrlChangedCallback callback) = 0;
822 * @brief Callback to be called when form repost decision is requested.
824 * @param[in] callback
826 virtual void RegisterFormRepostDecidedCallback(WebEngineFormRepostDecidedCallback callback) = 0;
829 * @brief Callback to be called when console message will be logged.
831 * @param[in] callback
833 virtual void RegisterConsoleMessageReceivedCallback(WebEngineConsoleMessageReceivedCallback callback) = 0;
836 * @brief Callback to be called when response policy would be decided.
838 * @param[in] callback
840 virtual void RegisterResponsePolicyDecidedCallback(WebEngineResponsePolicyDecidedCallback callback) = 0;
843 * @brief Callback to be called when navigation policy would be decided.
845 * @param[in] callback
847 virtual void RegisterNavigationPolicyDecidedCallback(WebEngineNavigationPolicyDecidedCallback callback) = 0;
850 * @brief Callback to be called when certificate need be confirmed.
852 * @param[in] callback
854 virtual void RegisterCertificateConfirmedCallback(WebEngineCertificateCallback callback) = 0;
857 * @brief Callback to be called when ssl certificate is changed.
859 * @param[in] callback
861 virtual void RegisterSslCertificateChangedCallback(WebEngineCertificateCallback callback) = 0;
864 * @brief Callback to be called when http authentication need be confirmed.
866 * @param[in] callback
868 virtual void RegisterHttpAuthHandlerCallback(WebEngineHttpAuthHandlerCallback callback) = 0;
871 * @brief Callback to be called when context menu would be shown.
873 * @param[in] callback
875 virtual void RegisterContextMenuShownCallback(WebEngineContextMenuShownCallback callback) = 0;
878 * @brief Callback to be called when context menu would be hidden.
880 * @param[in] callback
882 virtual void RegisterContextMenuHiddenCallback(WebEngineContextMenuHiddenCallback callback) = 0;
885 * @brief Get a plain text of current web page asynchronously.
887 * @param[in] callback The callback function called asynchronously.
889 virtual void GetPlainTextAsynchronously(PlainTextReceivedCallback callback) = 0;
892 // specialization has to be done in the same namespace
894 struct EnableBitMaskOperators<WebEnginePlugin::FindOption>
896 static const bool ENABLE = true;