Merge "Add a callback for navigation policy in web view." into devel/master
[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / controls / web-view / web-view-impl.cpp
index 22ce395..0a8c129 100755 (executable)
 
 // EXTERNAL INCLUDES
 #include <dali/devel-api/adaptor-framework/web-engine-back-forward-list.h>
+#include <dali/devel-api/adaptor-framework/web-engine-certificate.h>
+#include <dali/devel-api/adaptor-framework/web-engine-console-message.h>
+#include <dali/devel-api/adaptor-framework/web-engine-context-menu-item.h>
+#include <dali/devel-api/adaptor-framework/web-engine-context-menu.h>
 #include <dali/devel-api/adaptor-framework/web-engine-context.h>
 #include <dali/devel-api/adaptor-framework/web-engine-cookie-manager.h>
 #include <dali/devel-api/adaptor-framework/web-engine-form-repost-decision.h>
+#include <dali/devel-api/adaptor-framework/web-engine-hit-test.h>
+#include <dali/devel-api/adaptor-framework/web-engine-http-auth-handler.h>
+#include <dali/devel-api/adaptor-framework/web-engine-load-error.h>
+#include <dali/devel-api/adaptor-framework/web-engine-policy-decision.h>
 #include <dali/devel-api/adaptor-framework/web-engine-settings.h>
 #include <dali/devel-api/common/stage.h>
 #include <dali/devel-api/scripting/enum-helper.h>
 #include <dali-toolkit/devel-api/controls/web-view/web-back-forward-list.h>
 #include <dali-toolkit/devel-api/controls/web-view/web-context.h>
 #include <dali-toolkit/devel-api/controls/web-view/web-cookie-manager.h>
-#include <dali-toolkit/devel-api/controls/web-view/web-form-repost-decision.h>
 #include <dali-toolkit/devel-api/controls/web-view/web-settings.h>
-#include <dali-toolkit/devel-api/image-loader/texture-manager.h>
 #include <dali-toolkit/internal/visuals/visual-factory-impl.h>
 #include <dali-toolkit/public-api/image-loader/image.h>
+#include <dali-toolkit/public-api/image-loader/image-url.h>
 #include <dali-toolkit/public-api/visuals/image-visual-properties.h>
 
 namespace Dali
@@ -79,20 +86,9 @@ DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "pageZoomFactor",          FLOAT,
 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "textZoomFactor",          FLOAT,   TEXT_ZOOM_FACTOR          )
 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "loadProgressPercentage",  FLOAT,   LOAD_PROGRESS_PERCENTAGE  )
 
-DALI_SIGNAL_REGISTRATION(Toolkit, WebView, "pageLoadStarted",    PAGE_LOAD_STARTED_SIGNAL    )
-DALI_SIGNAL_REGISTRATION(Toolkit, WebView, "pageLoadInProgress", PAGE_LOAD_IN_PROGRESS_SIGNAL)
-DALI_SIGNAL_REGISTRATION(Toolkit, WebView, "pageLoadFinished",   PAGE_LOAD_FINISHED_SIGNAL   )
-DALI_SIGNAL_REGISTRATION(Toolkit, WebView, "pageLoadError",      PAGE_LOAD_ERROR_SIGNAL      )
-DALI_SIGNAL_REGISTRATION(Toolkit, WebView, "scrollEdgeReached",  SCROLL_EDGE_REACHED_SIGNAL  )
-DALI_SIGNAL_REGISTRATION(Toolkit, WebView, "urlChanged",         URL_CHANGED_SIGNAL          )
-DALI_SIGNAL_REGISTRATION(Toolkit, WebView, "formRepostDecision", FORM_REPOST_DECISION_SIGNAL )
-DALI_SIGNAL_REGISTRATION(Toolkit, WebView, "frameRendered",      FRAME_RENDERED_SIGNAL       )
-
 DALI_TYPE_REGISTRATION_END()
 // clang-format on
 
-const std::string kEmptyString;
-
 } // namespace
 
 #define GET_ENUM_STRING(structName, inputExp) \
@@ -103,18 +99,14 @@ const std::string kEmptyString;
 
 WebView::WebView(const std::string& locale, const std::string& timezoneId)
 : Control(ControlBehaviour(ACTOR_BEHAVIOUR_DEFAULT | DISABLE_STYLE_CHANGE_SIGNALS)),
-  mUrl(),
   mVisual(),
   mWebViewSize(Stage::GetCurrent().GetSize()),
   mWebEngine(),
-  mPageLoadStartedSignal(),
-  mPageLoadFinishedSignal(),
-  mPageLoadErrorSignal(),
-  mUrlChangedSignal(),
-  mVideoHoleEnabled(true),
   mWebViewArea(0, 0, mWebViewSize.width, mWebViewSize.height),
+  mVideoHoleEnabled(false),
   mMouseEventsEnabled(true),
-  mKeyEventsEnabled(true)
+  mKeyEventsEnabled(true),
+  mScreenshotCapturedCallback(nullptr)
 {
   mWebEngine = Dali::WebEngine::New();
 
@@ -125,20 +117,16 @@ WebView::WebView(const std::string& locale, const std::string& timezoneId)
   }
 }
 
-WebView::WebView(int argc, char** argv)
+WebView::WebView(uint32_t argc, char** argv)
 : Control(ControlBehaviour(ACTOR_BEHAVIOUR_DEFAULT | DISABLE_STYLE_CHANGE_SIGNALS)),
-  mUrl(),
   mVisual(),
   mWebViewSize(Stage::GetCurrent().GetSize()),
   mWebEngine(),
-  mPageLoadStartedSignal(),
-  mPageLoadFinishedSignal(),
-  mPageLoadErrorSignal(),
-  mUrlChangedSignal(),
-  mVideoHoleEnabled(true),
   mWebViewArea(0, 0, mWebViewSize.width, mWebViewSize.height),
+  mVideoHoleEnabled(false),
   mMouseEventsEnabled(true),
-  mKeyEventsEnabled(true)
+  mKeyEventsEnabled(true),
+  mScreenshotCapturedCallback(nullptr)
 {
   mWebEngine = Dali::WebEngine::New();
 
@@ -158,6 +146,7 @@ WebView::~WebView()
 {
   if(mWebEngine)
   {
+    mWebEngine.FrameRenderedSignal().Disconnect(this, &WebView::OnFrameRendered);
     mWebEngine.Destroy();
   }
 }
@@ -180,7 +169,7 @@ Toolkit::WebView WebView::New(const std::string& locale, const std::string& time
   return handle;
 }
 
-Toolkit::WebView WebView::New(int argc, char** argv)
+Toolkit::WebView WebView::New(uint32_t argc, char** argv)
 {
   WebView*         impl   = new WebView(argc, argv);
   Toolkit::WebView handle = Toolkit::WebView(*impl);
@@ -194,6 +183,7 @@ void WebView::OnInitialize()
   Actor self = Self();
 
   self.SetProperty(Actor::Property::KEYBOARD_FOCUSABLE, true);
+  self.SetProperty(DevelActor::Property::TOUCH_FOCUSABLE, true);
   self.TouchedSignal().Connect(this, &WebView::OnTouchEvent);
   self.HoveredSignal().Connect(this, &WebView::OnHoverEvent);
   self.WheelEventSignal().Connect(this, &WebView::OnWheelEvent);
@@ -208,15 +198,7 @@ void WebView::OnInitialize()
 
   if(mWebEngine)
   {
-    mWebEngine.PageLoadStartedSignal().Connect(this, &WebView::OnPageLoadStarted);
-    mWebEngine.PageLoadInProgressSignal().Connect(this, &WebView::OnPageLoadInProgress);
-    mWebEngine.PageLoadFinishedSignal().Connect(this, &WebView::OnPageLoadFinished);
-    mWebEngine.PageLoadErrorSignal().Connect(this, &WebView::OnPageLoadError);
-    mWebEngine.ScrollEdgeReachedSignal().Connect(this, &WebView::OnScrollEdgeReached);
-    mWebEngine.UrlChangedSignal().Connect(this, &WebView::OnUrlChanged);
-    mWebEngine.FormRepostDecisionSignal().Connect(this, &WebView::OnFormRepostDecision);
     mWebEngine.FrameRenderedSignal().Connect(this, &WebView::OnFrameRendered);
-
     mWebContext         = std::unique_ptr<Dali::Toolkit::WebContext>(new WebContext(mWebEngine.GetContext()));
     mWebCookieManager   = std::unique_ptr<Dali::Toolkit::WebCookieManager>(new WebCookieManager(mWebEngine.GetCookieManager()));
     mWebSettings        = std::unique_ptr<Dali::Toolkit::WebSettings>(new WebSettings(mWebEngine.GetSettings()));
@@ -244,38 +226,27 @@ Dali::Toolkit::WebBackForwardList* WebView::GetBackForwardList() const
   return mWebBackForwardList.get();
 }
 
-Dali::Toolkit::ImageView& WebView::GetFavicon()
+Dali::Toolkit::ImageView WebView::GetFavicon() const
 {
+  Dali::Toolkit::ImageView faviconView;
   if(mWebEngine)
   {
     Dali::PixelData pixelData = mWebEngine.GetFavicon();
-    mFaviconView              = CreateImageView(pixelData);
+    faviconView               = CreateImageView(pixelData);
   }
-  return mFaviconView;
+  return faviconView;
 }
 
 void WebView::LoadUrl(const std::string& url)
 {
-  mUrl = url;
   if(mWebEngine)
   {
-    Texture           texture        = Dali::Texture::New(*mWebEngine.GetNativeImageSource());
-    const std::string nativeImageUrl = Dali::Toolkit::TextureManager::AddTexture(texture);
-    mVisual                          = Toolkit::VisualFactory::Get().CreateVisual(
-      {{Toolkit::Visual::Property::TYPE, Toolkit::Visual::IMAGE},
-       {Toolkit::ImageVisual::Property::URL, nativeImageUrl}});
-
-    if(mVisual)
+    if(!mVisual)
     {
-      // Clean up previously registered visual and add new one.
-      DevelControl::RegisterVisual(*this, Toolkit::WebView::Property::URL, mVisual);
-      mWebEngine.LoadUrl(url);
+      mWebEngine.FrameRenderedSignal().Connect(this, &WebView::OnInitialFrameRendered);
     }
 
-    if(mVideoHoleEnabled)
-    {
-      EnableBlendMode(false);
-    }
+    mWebEngine.LoadUrl(url);
   }
 }
 
@@ -283,22 +254,12 @@ void WebView::LoadHtmlString(const std::string& htmlString)
 {
   if(mWebEngine)
   {
-    Texture           texture        = Dali::Texture::New(*mWebEngine.GetNativeImageSource());
-    const std::string nativeImageUrl = Dali::Toolkit::TextureManager::AddTexture(texture);
-    mVisual                          = Toolkit::VisualFactory::Get().CreateVisual(
-      {{Toolkit::Visual::Property::TYPE, Toolkit::Visual::IMAGE},
-       {Toolkit::ImageVisual::Property::URL, nativeImageUrl}});
-
-    if(mVisual)
+    if(!mVisual)
     {
-      DevelControl::RegisterVisual(*this, Toolkit::WebView::Property::URL, mVisual);
-      mWebEngine.LoadHtmlString(htmlString);
+      mWebEngine.FrameRenderedSignal().Connect(this, &WebView::OnInitialFrameRendered);
     }
 
-    if(mVideoHoleEnabled)
-    {
-      EnableBlendMode(false);
-    }
+    mWebEngine.LoadHtmlString(htmlString);
   }
 }
 
@@ -307,24 +268,12 @@ bool WebView::LoadHtmlStringOverrideCurrentEntry(const std::string& html, const
   if(!mWebEngine)
     return false;
 
-  Texture           texture        = Dali::Texture::New(*mWebEngine.GetNativeImageSource());
-  const std::string nativeImageUrl = Dali::Toolkit::TextureManager::AddTexture(texture);
-  mVisual                          = Toolkit::VisualFactory::Get().CreateVisual(
-    {{Toolkit::Visual::Property::TYPE, Toolkit::Visual::IMAGE},
-     {Toolkit::ImageVisual::Property::URL, nativeImageUrl}});
-
-  bool result = false;
-  if(mVisual)
+  if(!mVisual)
   {
-    DevelControl::RegisterVisual(*this, Toolkit::WebView::Property::URL, mVisual);
-    result = mWebEngine.LoadHtmlStringOverrideCurrentEntry(html, basicUri, unreachableUrl);
+    mWebEngine.FrameRenderedSignal().Connect(this, &WebView::OnInitialFrameRendered);
   }
 
-  if(mVideoHoleEnabled)
-  {
-    EnableBlendMode(false);
-  }
-  return result;
+  return mWebEngine.LoadHtmlStringOverrideCurrentEntry(html, basicUri, unreachableUrl);
 }
 
 bool WebView::LoadContents(const std::string& contents, uint32_t contentSize, const std::string& mimeType, const std::string& encoding, const std::string& baseUri)
@@ -332,24 +281,12 @@ bool WebView::LoadContents(const std::string& contents, uint32_t contentSize, co
   if(!mWebEngine)
     return false;
 
-  Texture           texture        = Dali::Texture::New(*mWebEngine.GetNativeImageSource());
-  const std::string nativeImageUrl = Dali::Toolkit::TextureManager::AddTexture(texture);
-  mVisual                          = Toolkit::VisualFactory::Get().CreateVisual(
-    {{Toolkit::Visual::Property::TYPE, Toolkit::Visual::IMAGE},
-     {Toolkit::ImageVisual::Property::URL, nativeImageUrl}});
-
-  bool result = false;
-  if(mVisual)
+  if(!mVisual)
   {
-    DevelControl::RegisterVisual(*this, Toolkit::WebView::Property::URL, mVisual);
-    result = mWebEngine.LoadContents(contents, contentSize, mimeType, encoding, baseUri);
+    mWebEngine.FrameRenderedSignal().Connect(this, &WebView::OnInitialFrameRendered);
   }
 
-  if(mVideoHoleEnabled)
-  {
-    EnableBlendMode(false);
-  }
-  return result;
+  return mWebEngine.LoadContents(contents, contentSize, mimeType, encoding, baseUri);
 }
 
 void WebView::Reload()
@@ -425,7 +362,7 @@ bool WebView::StopInspectorServer()
   return mWebEngine ? mWebEngine.StopInspectorServer() : false;
 }
 
-void WebView::ScrollBy(int deltaX, int deltaY)
+void WebView::ScrollBy(int32_t deltaX, int32_t deltaY)
 {
   if(mWebEngine)
   {
@@ -433,7 +370,7 @@ void WebView::ScrollBy(int deltaX, int deltaY)
   }
 }
 
-bool WebView::ScrollEdgeBy(int deltaX, int deltaY)
+bool WebView::ScrollEdgeBy(int32_t deltaX, int32_t deltaY)
 {
   return mWebEngine ? mWebEngine.ScrollEdgeBy(deltaX, deltaY) : false;
 }
@@ -528,6 +465,27 @@ void WebView::JavaScriptPromptReply(const std::string& result)
   }
 }
 
+std::unique_ptr<Dali::WebEngineHitTest> WebView::CreateHitTest(int32_t x, int32_t y, Dali::WebEngineHitTest::HitTestMode mode)
+{
+  std::unique_ptr<Dali::WebEngineHitTest> webHitTest;
+  if(!mWebEngine)
+  {
+    return webHitTest;
+  }
+
+  return mWebEngine.CreateHitTest(x, y, mode);
+}
+
+bool WebView::CreateHitTestAsynchronously(int32_t x, int32_t y, Dali::WebEngineHitTest::HitTestMode mode, Dali::WebEnginePlugin::WebEngineHitTestCreatedCallback callback)
+{
+  bool result = false;
+  if(mWebEngine)
+  {
+    result = mWebEngine.CreateHitTestAsynchronously(x, y, mode, callback);
+  }
+  return result;
+}
+
 void WebView::ClearHistory()
 {
   if(mWebEngine)
@@ -578,7 +536,7 @@ void WebView::AddDynamicCertificatePath(const std::string& host, const std::stri
   }
 }
 
-Dali::Toolkit::ImageView WebView::GetScreenshot(Dali::Rect<int> viewArea, float scaleFactor)
+Dali::Toolkit::ImageView WebView::GetScreenshot(Dali::Rect<int32_t> viewArea, float scaleFactor)
 {
   Dali::Toolkit::ImageView imageView;
   if(mWebEngine)
@@ -589,7 +547,7 @@ Dali::Toolkit::ImageView WebView::GetScreenshot(Dali::Rect<int> viewArea, float
   return imageView;
 }
 
-bool WebView::GetScreenshotAsynchronously(Dali::Rect<int> viewArea, float scaleFactor, Dali::Toolkit::WebView::WebViewScreenshotCapturedCallback callback)
+bool WebView::GetScreenshotAsynchronously(Dali::Rect<int32_t> viewArea, float scaleFactor, Dali::Toolkit::WebView::WebViewScreenshotCapturedCallback callback)
 {
   mScreenshotCapturedCallback = callback;
   return mWebEngine ? mWebEngine.GetScreenshotAsynchronously(viewArea, scaleFactor, std::bind(&WebView::OnScreenshotCaptured, this, std::placeholders::_1)) : false;
@@ -608,6 +566,14 @@ void WebView::RegisterGeolocationPermissionCallback(Dali::WebEnginePlugin::Geolo
   }
 }
 
+void WebView::SetTtsFocus(bool focused)
+{
+  if(mWebEngine && !HasKeyInputFocus())
+  {
+    mWebEngine.SetFocus(focused);
+  }
+}
+
 void WebView::UpdateDisplayArea(Dali::PropertyNotification& /*source*/)
 {
   if(!mWebEngine)
@@ -620,7 +586,7 @@ void WebView::UpdateDisplayArea(Dali::PropertyNotification& /*source*/)
   Vector3 anchorPointOffSet       = actorSize * (positionUsesAnchorPoint ? self.GetCurrentProperty<Vector3>(Actor::Property::ANCHOR_POINT) : AnchorPoint::TOP_LEFT);
   Vector2 screenPosition          = self.GetProperty<Vector2>(Actor::Property::SCREEN_POSITION);
 
-  Dali::Rect<int> displayArea;
+  Dali::Rect<int32_t> displayArea;
   displayArea.x      = screenPosition.x - anchorPointOffSet.x;
   displayArea.y      = screenPosition.y - anchorPointOffSet.y;
   displayArea.width  = actorSize.x;
@@ -661,124 +627,171 @@ void WebView::EnableBlendMode(bool blendEnabled)
   }
 }
 
-Dali::Toolkit::ImageView WebView::CreateImageView(Dali::PixelData pixel)
+Dali::Toolkit::ImageView WebView::CreateImageView(Dali::PixelData pixel) const
 {
-  std::string              url       = Dali::Toolkit::Image::GenerateUrl(pixel);
-  Dali::Toolkit::ImageView imageView = Dali::Toolkit::ImageView::New(url);
+  if(!pixel)
+  {
+    return Dali::Toolkit::ImageView();
+  }
+
+  Dali::Toolkit::ImageUrl  url       = Dali::Toolkit::Image::GenerateUrl(pixel);
+  Dali::Toolkit::ImageView imageView = Dali::Toolkit::ImageView::New(url.GetUrl());
   imageView.SetProperty(Dali::Actor::Property::SIZE, Vector2(pixel.GetWidth(), pixel.GetHeight()));
   return imageView;
 }
 
-Dali::Toolkit::WebView::WebViewPageLoadSignalType& WebView::PageLoadStartedSignal()
+void WebView::RegisterPageLoadStartedCallback(Dali::WebEnginePlugin::WebEnginePageLoadCallback callback)
+{
+  if(mWebEngine)
+  {
+    mWebEngine.RegisterPageLoadStartedCallback(callback);
+  }
+}
+
+void WebView::RegisterPageLoadInProgressCallback(Dali::WebEnginePlugin::WebEnginePageLoadCallback callback)
+{
+  if(mWebEngine)
+  {
+    mWebEngine.RegisterPageLoadInProgressCallback(callback);
+  }
+}
+
+void WebView::RegisterPageLoadFinishedCallback(Dali::WebEnginePlugin::WebEnginePageLoadCallback callback)
 {
-  return mPageLoadStartedSignal;
+  if(mWebEngine)
+  {
+    mWebEngine.RegisterPageLoadFinishedCallback(callback);
+  }
 }
 
-Dali::Toolkit::WebView::WebViewPageLoadSignalType& WebView::PageLoadInProgressSignal()
+void WebView::RegisterPageLoadErrorCallback(Dali::WebEnginePlugin::WebEnginePageLoadErrorCallback callback)
 {
-  return mPageLoadInProgressSignal;
+  if(mWebEngine)
+  {
+    mWebEngine.RegisterPageLoadErrorCallback(callback);
+  }
 }
 
-Dali::Toolkit::WebView::WebViewPageLoadSignalType& WebView::PageLoadFinishedSignal()
+void WebView::RegisterScrollEdgeReachedCallback(Dali::WebEnginePlugin::WebEngineScrollEdgeReachedCallback callback)
 {
-  return mPageLoadFinishedSignal;
+  if(mWebEngine)
+  {
+    mWebEngine.RegisterScrollEdgeReachedCallback(callback);
+  }
 }
 
-Dali::Toolkit::WebView::WebViewPageLoadErrorSignalType& WebView::PageLoadErrorSignal()
+void WebView::RegisterUrlChangedCallback(Dali::WebEnginePlugin::WebEngineUrlChangedCallback callback)
 {
-  return mPageLoadErrorSignal;
+  if(mWebEngine)
+  {
+    mWebEngine.RegisterUrlChangedCallback(callback);
+  }
 }
 
-Dali::Toolkit::WebView::WebViewScrollEdgeReachedSignalType& WebView::ScrollEdgeReachedSignal()
+void WebView::RegisterFormRepostDecidedCallback(Dali::WebEnginePlugin::WebEngineFormRepostDecidedCallback callback)
 {
-  return mScrollEdgeReachedSignal;
+  if(mWebEngine)
+  {
+    mWebEngine.RegisterFormRepostDecidedCallback(callback);
+  }
 }
 
-Dali::Toolkit::WebView::WebViewUrlChangedSignalType& WebView::UrlChangedSignal()
+void WebView::RegisterFrameRenderedCallback(Dali::WebEnginePlugin::WebEngineFrameRenderedCallback callback)
 {
-  return mUrlChangedSignal;
+  mFrameRenderedCallback = callback;
 }
 
-Dali::Toolkit::WebView::WebViewFormRepostDecisionSignalType& WebView::FormRepostDecisionSignal()
+void WebView::RegisterConsoleMessageReceivedCallback(Dali::WebEnginePlugin::WebEngineConsoleMessageReceivedCallback callback)
 {
-  return mFormRepostDecisionSignal;
+  if(mWebEngine)
+  {
+    mWebEngine.RegisterConsoleMessageReceivedCallback(callback);
+  }
 }
 
-Dali::Toolkit::WebView::WebViewFrameRenderedSignalType& WebView::FrameRenderedSignal()
+void WebView::RegisterResponsePolicyDecidedCallback(Dali::WebEnginePlugin::WebEngineResponsePolicyDecidedCallback callback)
 {
-  return mFrameRenderedSignal;
+  if(mWebEngine)
+  {
+    mWebEngine.RegisterResponsePolicyDecidedCallback(callback);
+  }
 }
 
-void WebView::OnPageLoadStarted(const std::string& url)
+void WebView::RegisterNavigationPolicyDecidedCallback(Dali::WebEnginePlugin::WebEngineNavigationPolicyDecidedCallback callback)
 {
-  if(!mPageLoadStartedSignal.Empty())
+  if(mWebEngine)
   {
-    Dali::Toolkit::WebView handle(GetOwner());
-    mPageLoadStartedSignal.Emit(handle, url);
+    mWebEngine.RegisterNavigationPolicyDecidedCallback(callback);
   }
 }
 
-void WebView::OnPageLoadInProgress(const std::string& url)
+void WebView::RegisterCertificateConfirmedCallback(Dali::WebEnginePlugin::WebEngineCertificateCallback callback)
 {
-  if(!mPageLoadInProgressSignal.Empty())
+  if(mWebEngine)
   {
-    Dali::Toolkit::WebView handle(GetOwner());
-    mPageLoadInProgressSignal.Emit(handle, url);
+    mWebEngine.RegisterCertificateConfirmedCallback(callback);
   }
 }
 
-void WebView::OnPageLoadFinished(const std::string& url)
+void WebView::RegisterSslCertificateChangedCallback(Dali::WebEnginePlugin::WebEngineCertificateCallback callback)
 {
-  if(!mPageLoadFinishedSignal.Empty())
+  if(mWebEngine)
   {
-    Dali::Toolkit::WebView handle(GetOwner());
-    mPageLoadFinishedSignal.Emit(handle, url);
+    mWebEngine.RegisterSslCertificateChangedCallback(callback);
   }
 }
 
-void WebView::OnPageLoadError(const std::string& url, int errorCode)
+void WebView::RegisterHttpAuthHandlerCallback(Dali::WebEnginePlugin::WebEngineHttpAuthHandlerCallback callback)
 {
-  if(!mPageLoadErrorSignal.Empty())
+  if(mWebEngine)
   {
-    Dali::Toolkit::WebView handle(GetOwner());
-    mPageLoadErrorSignal.Emit(handle, url, static_cast<Toolkit::WebView::LoadErrorCode>(errorCode));
+    mWebEngine.RegisterHttpAuthHandlerCallback(callback);
   }
 }
 
-void WebView::OnScrollEdgeReached(Dali::WebEnginePlugin::ScrollEdge edge)
+void WebView::RegisterContextMenuShownCallback(Dali::WebEnginePlugin::WebEngineContextMenuShownCallback callback)
 {
-  if(!mScrollEdgeReachedSignal.Empty())
+  if(mWebEngine)
   {
-    Dali::Toolkit::WebView handle(GetOwner());
-    mScrollEdgeReachedSignal.Emit(handle, edge);
+    mWebEngine.RegisterContextMenuShownCallback(callback);
   }
 }
 
-void WebView::OnUrlChanged(const std::string& url)
+void WebView::RegisterContextMenuHiddenCallback(Dali::WebEnginePlugin::WebEngineContextMenuHiddenCallback callback)
 {
-  if(!mUrlChangedSignal.Empty())
+  if(mWebEngine)
   {
-    Dali::Toolkit::WebView handle(GetOwner());
-    mUrlChangedSignal.Emit(handle, url);
+    mWebEngine.RegisterContextMenuHiddenCallback(callback);
   }
 }
 
-void WebView::OnFormRepostDecision(std::shared_ptr<Dali::WebEngineFormRepostDecision> decision)
+void WebView::GetPlainTextAsynchronously(Dali::WebEnginePlugin::PlainTextReceivedCallback callback)
 {
-  if(!mFormRepostDecisionSignal.Empty())
+  if(mWebEngine)
   {
-    Dali::Toolkit::WebView                                handle(GetOwner());
-    std::shared_ptr<Dali::Toolkit::WebFormRepostDecision> repostDecision(new Dali::Toolkit::WebFormRepostDecision(decision));
-    mFormRepostDecisionSignal.Emit(handle, std::move(repostDecision));
+    mWebEngine.GetPlainTextAsynchronously(callback);
   }
 }
 
 void WebView::OnFrameRendered()
 {
-  if(!mFrameRenderedSignal.Empty())
+  if(mFrameRenderedCallback)
+  {
+    mFrameRenderedCallback();
+  }
+}
+
+void WebView::OnInitialFrameRendered()
+{
+  mWebEngine.FrameRenderedSignal().Disconnect(this, &WebView::OnInitialFrameRendered);
+
+  Dali::Toolkit::ImageUrl nativeImageUrl = Dali::Toolkit::Image::GenerateUrl(mWebEngine.GetNativeImageSource());
+  mVisual                                = Toolkit::VisualFactory::Get().CreateVisual({{Toolkit::Visual::Property::TYPE, Toolkit::Visual::IMAGE}, {Toolkit::ImageVisual::Property::URL, nativeImageUrl.GetUrl()}});
+
+  if(mVisual)
   {
-    Dali::Toolkit::WebView handle(GetOwner());
-    mFrameRenderedSignal.Emit(handle);
+    DevelControl::RegisterVisual(*this, Toolkit::WebView::Property::URL, mVisual);
+    EnableBlendMode(!mVideoHoleEnabled);
   }
 }
 
@@ -799,55 +812,72 @@ void WebView::OnScreenshotCaptured(Dali::PixelData pixel)
   }
 }
 
-bool WebView::DoConnectSignal(BaseObject* object, ConnectionTrackerInterface* tracker, const std::string& signalName, FunctorDelegate* functor)
+void WebView::OnSceneConnection(int depth)
 {
-  Dali::BaseHandle handle(object);
+  Control::OnSceneConnection(depth);
+  EnableBlendMode(!mVideoHoleEnabled);
+}
 
-  bool             connected = false;
-  Toolkit::WebView webView   = Toolkit::WebView::DownCast(handle);
+bool WebView::OnTouchEvent(Actor actor, const Dali::TouchEvent& touch)
+{
+  bool result = false;
 
-  if(0 == strcmp(signalName.c_str(), PAGE_LOAD_STARTED_SIGNAL))
-  {
-    webView.PageLoadStartedSignal().Connect(tracker, functor);
-    connected = true;
-  }
-  else if(0 == strcmp(signalName.c_str(), PAGE_LOAD_IN_PROGRESS_SIGNAL))
-  {
-    webView.PageLoadInProgressSignal().Connect(tracker, functor);
-    connected = true;
-  }
-  else if(0 == strcmp(signalName.c_str(), PAGE_LOAD_FINISHED_SIGNAL))
+  if(mWebEngine)
   {
-    webView.PageLoadFinishedSignal().Connect(tracker, functor);
-    connected = true;
+    result = mWebEngine.SendTouchEvent(touch);
   }
-  else if(0 == strcmp(signalName.c_str(), PAGE_LOAD_ERROR_SIGNAL))
+  return result;
+}
+
+bool WebView::OnKeyEvent(const Dali::KeyEvent& event)
+{
+  bool result = false;
+
+  if(mWebEngine)
   {
-    webView.PageLoadErrorSignal().Connect(tracker, functor);
-    connected = true;
+    result = mWebEngine.SendKeyEvent(event);
   }
-  else if(0 == strcmp(signalName.c_str(), SCROLL_EDGE_REACHED_SIGNAL))
+  return result;
+}
+
+bool WebView::OnHoverEvent(Actor actor, const Dali::HoverEvent& hover)
+{
+  bool result = false;
+  if(mWebEngine && mMouseEventsEnabled)
   {
-    webView.ScrollEdgeReachedSignal().Connect(tracker, functor);
-    connected = true;
+    result = mWebEngine.SendHoverEvent(hover);
   }
-  else if(0 == strcmp(signalName.c_str(), URL_CHANGED_SIGNAL))
+  return result;
+}
+
+bool WebView::OnWheelEvent(Actor actor, const Dali::WheelEvent& wheel)
+{
+  bool result = false;
+  if(mWebEngine && mMouseEventsEnabled)
   {
-    webView.UrlChangedSignal().Connect(tracker, functor);
-    connected = true;
+    result = mWebEngine.SendWheelEvent(wheel);
   }
-  else if(0 == strcmp(signalName.c_str(), FORM_REPOST_DECISION_SIGNAL))
+  return result;
+}
+
+void WebView::OnKeyInputFocusGained()
+{
+  if(mWebEngine)
   {
-    webView.FormRepostDecisionSignal().Connect(tracker, functor);
-    connected = true;
+    mWebEngine.SetFocus(true);
   }
-  else if(0 == strcmp(signalName.c_str(), FRAME_RENDERED_SIGNAL))
+
+  EmitKeyInputFocusSignal(true); // Calls back into the Control hence done last.
+}
+
+void WebView::OnKeyInputFocusLost()
+{
+  if(mWebEngine)
   {
-    webView.FrameRenderedSignal().Connect(tracker, functor);
-    connected = true;
+    mWebEngine.SetFocus(false);
   }
 
-  return connected;
+  EmitKeyInputFocusSignal(false); // Calls back into the Control hence done last.
 }
 
 Vector3 WebView::GetNaturalSize()
@@ -862,13 +892,6 @@ Vector3 WebView::GetNaturalSize()
   return Vector3(mWebViewSize);
 }
 
-void WebView::OnSceneConnection(int depth)
-{
-  Control::OnSceneConnection(depth);
-
-  EnableBlendMode(!mVideoHoleEnabled);
-}
-
 void WebView::SetProperty(BaseObject* object, Property::Index index, const Property::Value& value)
 {
   Toolkit::WebView webView = Toolkit::WebView::DownCast(Dali::BaseHandle(object));
@@ -1005,7 +1028,7 @@ Property::Value WebView::GetProperty(BaseObject* object, Property::Index propert
     {
       case Toolkit::WebView::Property::URL:
       {
-        value = impl.mUrl;
+        value = impl.GetUrl();
         break;
       }
       case Toolkit::WebView::Property::USER_AGENT:
@@ -1076,69 +1099,7 @@ Property::Value WebView::GetProperty(BaseObject* object, Property::Index propert
   return value;
 }
 
-bool WebView::OnTouchEvent(Actor actor, const Dali::TouchEvent& touch)
-{
-  bool result = false;
-
-  if(mWebEngine)
-  {
-    result = mWebEngine.SendTouchEvent(touch);
-  }
-  return result;
-}
-
-bool WebView::OnKeyEvent(const Dali::KeyEvent& event)
-{
-  bool result = false;
-
-  if(mWebEngine)
-  {
-    result = mWebEngine.SendKeyEvent(event);
-  }
-  return result;
-}
-
-bool WebView::OnHoverEvent(Actor actor, const Dali::HoverEvent& hover)
-{
-  bool result = false;
-  if(mWebEngine)
-  {
-    result = mWebEngine.SendHoverEvent(hover);
-  }
-  return result;
-}
-
-bool WebView::OnWheelEvent(Actor actor, const Dali::WheelEvent& wheel)
-{
-  bool result = false;
-  if(mWebEngine)
-  {
-    result = mWebEngine.SendWheelEvent(wheel);
-  }
-  return result;
-}
-
-void WebView::OnKeyInputFocusGained()
-{
-  if(mWebEngine)
-  {
-    mWebEngine.SetFocus(true);
-  }
-
-  EmitKeyInputFocusSignal(true); // Calls back into the Control hence done last.
-}
-
-void WebView::OnKeyInputFocusLost()
-{
-  if(mWebEngine)
-  {
-    mWebEngine.SetFocus(false);
-  }
-
-  EmitKeyInputFocusSignal(false); // Calls back into the Control hence done last.
-}
-
-void WebView::SetScrollPosition(int x, int y)
+void WebView::SetScrollPosition(int32_t x, int32_t y)
 {
   if(mWebEngine)
   {
@@ -1163,7 +1124,7 @@ Dali::Vector2 WebView::GetContentSize() const
 
 std::string WebView::GetTitle() const
 {
-  return mWebEngine ? mWebEngine.GetTitle() : kEmptyString;
+  return mWebEngine ? mWebEngine.GetTitle() : std::string();
 }
 
 void WebView::SetDocumentBackgroundColor(Dali::Vector4 color)
@@ -1200,12 +1161,17 @@ void WebView::EnableCursorByClient(bool enabled)
 
 std::string WebView::GetSelectedText() const
 {
-  return mWebEngine ? mWebEngine.GetSelectedText() : kEmptyString;
+  return mWebEngine ? mWebEngine.GetSelectedText() : std::string();
+}
+
+std::string WebView::GetUrl() const
+{
+  return mWebEngine ? mWebEngine.GetUrl() : std::string();
 }
 
-const std::string& WebView::GetUserAgent() const
+std::string WebView::GetUserAgent() const
 {
-  return mWebEngine ? mWebEngine.GetUserAgent() : kEmptyString;
+  return mWebEngine ? mWebEngine.GetUserAgent() : std::string();
 }
 
 void WebView::SetUserAgent(const std::string& userAgent)