dali-toolkit/internal/controls/web-view/web-view-impl.cpp

   1 /*
   2  * Copyright (c) 2021 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17
  18 // CLASS HEADER
  19 #include "web-view-impl.h"
  20
  21 // EXTERNAL INCLUDES
  22 #include <dali/devel-api/adaptor-framework/web-engine-back-forward-list.h>
  23 #include <dali/devel-api/adaptor-framework/web-engine-certificate.h>
  24 #include <dali/devel-api/adaptor-framework/web-engine-console-message.h>
  25 #include <dali/devel-api/adaptor-framework/web-engine-context-menu-item.h>
  26 #include <dali/devel-api/adaptor-framework/web-engine-context-menu.h>
  27 #include <dali/devel-api/adaptor-framework/web-engine-context.h>
  28 #include <dali/devel-api/adaptor-framework/web-engine-cookie-manager.h>
  29 #include <dali/devel-api/adaptor-framework/web-engine-form-repost-decision.h>
  30 #include <dali/devel-api/adaptor-framework/web-engine-hit-test.h>
  31 #include <dali/devel-api/adaptor-framework/web-engine-http-auth-handler.h>
  32 #include <dali/devel-api/adaptor-framework/web-engine-load-error.h>
  33 #include <dali/devel-api/adaptor-framework/web-engine-policy-decision.h>
  34 #include <dali/devel-api/adaptor-framework/web-engine-settings.h>
  35 #include <dali/devel-api/common/stage.h>
  36 #include <dali/devel-api/scripting/enum-helper.h>
  37 #include <dali/devel-api/scripting/scripting.h>
  38 #include <dali/public-api/adaptor-framework/native-image-source.h>
  39 #include <dali/public-api/object/type-registry-helper.h>
  40 #include <dali/public-api/object/type-registry.h>
  41 #include <cstring>
  42 #include <memory>
  43
  44 // INTERNAL INCLUDES
  45 #include <dali-toolkit/devel-api/controls/control-devel.h>
  46 #include <dali-toolkit/devel-api/controls/web-view/web-back-forward-list.h>
  47 #include <dali-toolkit/devel-api/controls/web-view/web-context.h>
  48 #include <dali-toolkit/devel-api/controls/web-view/web-cookie-manager.h>
  49 #include <dali-toolkit/devel-api/controls/web-view/web-settings.h>
  50 #include <dali-toolkit/internal/visuals/visual-factory-impl.h>
  51 #include <dali-toolkit/public-api/image-loader/image.h>
  52 #include <dali-toolkit/public-api/image-loader/image-url.h>
  53 #include <dali-toolkit/public-api/visuals/image-visual-properties.h>
  54
  55 namespace Dali
  56 {
  57 namespace Toolkit
  58 {
  59 namespace Internal
  60 {
  61 namespace
  62 {
  63 BaseHandle Create()
  64 {
  65   return Toolkit::WebView::New();
  66 }
  67
  68 // clang-format off
  69 DALI_TYPE_REGISTRATION_BEGIN(Toolkit::WebView, Toolkit::Control, Create)
  70
  71 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "url",                     STRING,  URL                       )
  72 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "userAgent",               STRING,  USER_AGENT                )
  73 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "scrollPosition",          VECTOR2, SCROLL_POSITION           )
  74 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "scrollSize",              VECTOR2, SCROLL_SIZE               )
  75 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "contentSize",             VECTOR2, CONTENT_SIZE              )
  76 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "title",                   STRING,  TITLE                     )
  77 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "videoHoleEnabled",        BOOLEAN, VIDEO_HOLE_ENABLED        )
  78 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "mouseEventsEnabled",      BOOLEAN, MOUSE_EVENTS_ENABLED      )
  79 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "keyEventsEnabled",        BOOLEAN, KEY_EVENTS_ENABLED        )
  80 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "documentBackgroundColor", VECTOR4, DOCUMENT_BACKGROUND_COLOR )
  81 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "tilesClearedWhenHidden",  BOOLEAN, TILES_CLEARED_WHEN_HIDDEN )
  82 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "tileCoverAreaMultiplier", FLOAT,   TILE_COVER_AREA_MULTIPLIER)
  83 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "cursorEnabledByClient",   BOOLEAN, CURSOR_ENABLED_BY_CLIENT  )
  84 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "selectedText",            STRING,  SELECTED_TEXT             )
  85 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "pageZoomFactor",          FLOAT,   PAGE_ZOOM_FACTOR          )
  86 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "textZoomFactor",          FLOAT,   TEXT_ZOOM_FACTOR          )
  87 DALI_PROPERTY_REGISTRATION(Toolkit, WebView, "loadProgressPercentage",  FLOAT,   LOAD_PROGRESS_PERCENTAGE  )
  88
  89 DALI_TYPE_REGISTRATION_END()
  90 // clang-format on
  91
  92 } // namespace
  93
  94 #define GET_ENUM_STRING(structName, inputExp) \
  95   Scripting::GetLinearEnumerationName<Toolkit::WebView::structName::Type>(static_cast<Toolkit::WebView::structName::Type>(inputExp), structName##_TABLE, structName##_TABLE_COUNT)
  96
  97 #define GET_ENUM_VALUE(structName, inputExp, outputExp) \
  98   Scripting::GetEnumerationProperty<Toolkit::WebView::structName::Type>(inputExp, structName##_TABLE, structName##_TABLE_COUNT, outputExp)
  99
 100 WebView::WebView(const std::string& locale, const std::string& timezoneId)
 101 : Control(ControlBehaviour(ACTOR_BEHAVIOUR_DEFAULT | DISABLE_STYLE_CHANGE_SIGNALS)),
 102   mVisual(),
 103   mWebViewSize(Stage::GetCurrent().GetSize()),
 104   mWebEngine(),
 105   mWebViewArea(0, 0, mWebViewSize.width, mWebViewSize.height),
 106   mVideoHoleEnabled(false),
 107   mMouseEventsEnabled(true),
 108   mKeyEventsEnabled(true),
 109   mScreenshotCapturedCallback(nullptr)
 110 {
 111   mWebEngine = Dali::WebEngine::New();
 112
 113   // WebEngine is empty when it is not properly initialized.
 114   if(mWebEngine)
 115   {
 116     mWebEngine.Create(mWebViewSize.width, mWebViewSize.height, locale, timezoneId);
 117   }
 118 }
 119
 120 WebView::WebView(uint32_t argc, char** argv)
 121 : Control(ControlBehaviour(ACTOR_BEHAVIOUR_DEFAULT | DISABLE_STYLE_CHANGE_SIGNALS)),
 122   mVisual(),
 123   mWebViewSize(Stage::GetCurrent().GetSize()),
 124   mWebEngine(),
 125   mWebViewArea(0, 0, mWebViewSize.width, mWebViewSize.height),
 126   mVideoHoleEnabled(false),
 127   mMouseEventsEnabled(true),
 128   mKeyEventsEnabled(true),
 129   mScreenshotCapturedCallback(nullptr)
 130 {
 131   mWebEngine = Dali::WebEngine::New();
 132
 133   // WebEngine is empty when it is not properly initialized.
 134   if(mWebEngine)
 135   {
 136     mWebEngine.Create(mWebViewSize.width, mWebViewSize.height, argc, argv);
 137   }
 138 }
 139
 140 WebView::WebView()
 141 : WebView("", "")
 142 {
 143 }
 144
 145 WebView::~WebView()
 146 {
 147   if(mWebEngine)
 148   {
 149     mWebEngine.FrameRenderedSignal().Disconnect(this, &WebView::OnFrameRendered);
 150     mWebEngine.Destroy();
 151   }
 152 }
 153
 154 Toolkit::WebView WebView::New()
 155 {
 156   WebView*         impl   = new WebView();
 157   Toolkit::WebView handle = Toolkit::WebView(*impl);
 158
 159   impl->Initialize();
 160   return handle;
 161 }
 162
 163 Toolkit::WebView WebView::New(const std::string& locale, const std::string& timezoneId)
 164 {
 165   WebView*         impl   = new WebView(locale, timezoneId);
 166   Toolkit::WebView handle = Toolkit::WebView(*impl);
 167
 168   impl->Initialize();
 169   return handle;
 170 }
 171
 172 Toolkit::WebView WebView::New(uint32_t argc, char** argv)
 173 {
 174   WebView*         impl   = new WebView(argc, argv);
 175   Toolkit::WebView handle = Toolkit::WebView(*impl);
 176
 177   impl->Initialize();
 178   return handle;
 179 }
 180
 181 void WebView::OnInitialize()
 182 {
 183   Actor self = Self();
 184
 185   self.SetProperty(Actor::Property::KEYBOARD_FOCUSABLE, true);
 186   self.TouchedSignal().Connect(this, &WebView::OnTouchEvent);
 187   self.HoveredSignal().Connect(this, &WebView::OnHoverEvent);
 188   self.WheelEventSignal().Connect(this, &WebView::OnWheelEvent);
 189   Dali::DevelActor::VisibilityChangedSignal(self).Connect(this, &WebView::OnVisibilityChanged);
 190
 191   mPositionUpdateNotification = self.AddPropertyNotification(Actor::Property::WORLD_POSITION, StepCondition(1.0f, 1.0f));
 192   mSizeUpdateNotification     = self.AddPropertyNotification(Actor::Property::SIZE, StepCondition(1.0f, 1.0f));
 193   mScaleUpdateNotification    = self.AddPropertyNotification(Actor::Property::WORLD_SCALE, StepCondition(0.1f, 1.0f));
 194   mPositionUpdateNotification.NotifySignal().Connect(this, &WebView::UpdateDisplayArea);
 195   mSizeUpdateNotification.NotifySignal().Connect(this, &WebView::UpdateDisplayArea);
 196   mScaleUpdateNotification.NotifySignal().Connect(this, &WebView::UpdateDisplayArea);
 197
 198   if(mWebEngine)
 199   {
 200     mWebEngine.FrameRenderedSignal().Connect(this, &WebView::OnFrameRendered);
 201     mWebContext         = std::unique_ptr<Dali::Toolkit::WebContext>(new WebContext(mWebEngine.GetContext()));
 202     mWebCookieManager   = std::unique_ptr<Dali::Toolkit::WebCookieManager>(new WebCookieManager(mWebEngine.GetCookieManager()));
 203     mWebSettings        = std::unique_ptr<Dali::Toolkit::WebSettings>(new WebSettings(mWebEngine.GetSettings()));
 204     mWebBackForwardList = std::unique_ptr<Dali::Toolkit::WebBackForwardList>(new WebBackForwardList(mWebEngine.GetBackForwardList()));
 205   }
 206 }
 207
 208 Dali::Toolkit::WebSettings* WebView::GetSettings() const
 209 {
 210   return mWebSettings.get();
 211 }
 212
 213 Dali::Toolkit::WebContext* WebView::GetContext() const
 214 {
 215   return mWebContext.get();
 216 }
 217
 218 Dali::Toolkit::WebCookieManager* WebView::GetCookieManager() const
 219 {
 220   return mWebCookieManager.get();
 221 }
 222
 223 Dali::Toolkit::WebBackForwardList* WebView::GetBackForwardList() const
 224 {
 225   return mWebBackForwardList.get();
 226 }
 227
 228 Dali::Toolkit::ImageView WebView::GetFavicon() const
 229 {
 230   Dali::Toolkit::ImageView faviconView;
 231   if(mWebEngine)
 232   {
 233     Dali::PixelData pixelData = mWebEngine.GetFavicon();
 234     faviconView               = CreateImageView(pixelData);
 235   }
 236   return faviconView;
 237 }
 238
 239 void WebView::LoadUrl(const std::string& url)
 240 {
 241   if(mWebEngine)
 242   {
 243     if(!mVisual)
 244     {
 245       mWebEngine.FrameRenderedSignal().Connect(this, &WebView::OnInitialFrameRendered);
 246     }
 247
 248     mWebEngine.LoadUrl(url);
 249   }
 250 }
 251
 252 void WebView::LoadHtmlString(const std::string& htmlString)
 253 {
 254   if(mWebEngine)
 255   {
 256     if(!mVisual)
 257     {
 258       mWebEngine.FrameRenderedSignal().Connect(this, &WebView::OnInitialFrameRendered);
 259     }
 260
 261     mWebEngine.LoadHtmlString(htmlString);
 262   }
 263 }
 264
 265 bool WebView::LoadHtmlStringOverrideCurrentEntry(const std::string& html, const std::string& basicUri, const std::string& unreachableUrl)
 266 {
 267   if(!mWebEngine)
 268     return false;
 269
 270   if(!mVisual)
 271   {
 272     mWebEngine.FrameRenderedSignal().Connect(this, &WebView::OnInitialFrameRendered);
 273   }
 274
 275   return mWebEngine.LoadHtmlStringOverrideCurrentEntry(html, basicUri, unreachableUrl);
 276 }
 277
 278 bool WebView::LoadContents(const std::string& contents, uint32_t contentSize, const std::string& mimeType, const std::string& encoding, const std::string& baseUri)
 279 {
 280   if(!mWebEngine)
 281     return false;
 282
 283   if(!mVisual)
 284   {
 285     mWebEngine.FrameRenderedSignal().Connect(this, &WebView::OnInitialFrameRendered);
 286   }
 287
 288   return mWebEngine.LoadContents(contents, contentSize, mimeType, encoding, baseUri);
 289 }
 290
 291 void WebView::Reload()
 292 {
 293   if(mWebEngine)
 294   {
 295     mWebEngine.Reload();
 296   }
 297 }
 298
 299 bool WebView::ReloadWithoutCache()
 300 {
 301   return mWebEngine ? mWebEngine.ReloadWithoutCache() : false;
 302 }
 303
 304 void WebView::StopLoading()
 305 {
 306   if(mWebEngine)
 307   {
 308     mWebEngine.StopLoading();
 309   }
 310 }
 311
 312 void WebView::Suspend()
 313 {
 314   if(mWebEngine)
 315   {
 316     mWebEngine.Suspend();
 317   }
 318 }
 319
 320 void WebView::Resume()
 321 {
 322   if(mWebEngine)
 323   {
 324     mWebEngine.Resume();
 325   }
 326 }
 327
 328 void WebView::SuspendNetworkLoading()
 329 {
 330   if(mWebEngine)
 331   {
 332     mWebEngine.SuspendNetworkLoading();
 333   }
 334 }
 335
 336 void WebView::ResumeNetworkLoading()
 337 {
 338   if(mWebEngine)
 339   {
 340     mWebEngine.ResumeNetworkLoading();
 341   }
 342 }
 343
 344 bool WebView::AddCustomHeader(const std::string& name, const std::string& value)
 345 {
 346   return mWebEngine ? mWebEngine.AddCustomHeader(name, value) : false;
 347 }
 348
 349 bool WebView::RemoveCustomHeader(const std::string& name)
 350 {
 351   return mWebEngine ? mWebEngine.RemoveCustomHeader(name) : false;
 352 }
 353
 354 uint32_t WebView::StartInspectorServer(uint32_t port)
 355 {
 356   return mWebEngine ? mWebEngine.StartInspectorServer(port) : false;
 357 }
 358
 359 bool WebView::StopInspectorServer()
 360 {
 361   return mWebEngine ? mWebEngine.StopInspectorServer() : false;
 362 }
 363
 364 void WebView::ScrollBy(int32_t deltaX, int32_t deltaY)
 365 {
 366   if(mWebEngine)
 367   {
 368     mWebEngine.ScrollBy(deltaX, deltaY);
 369   }
 370 }
 371
 372 bool WebView::ScrollEdgeBy(int32_t deltaX, int32_t deltaY)
 373 {
 374   return mWebEngine ? mWebEngine.ScrollEdgeBy(deltaX, deltaY) : false;
 375 }
 376
 377 bool WebView::CanGoForward()
 378 {
 379   return mWebEngine ? mWebEngine.CanGoForward() : false;
 380 }
 381
 382 void WebView::GoForward()
 383 {
 384   if(mWebEngine)
 385   {
 386     mWebEngine.GoForward();
 387   }
 388 }
 389
 390 bool WebView::CanGoBack()
 391 {
 392   return mWebEngine ? mWebEngine.CanGoBack() : false;
 393 }
 394
 395 void WebView::GoBack()
 396 {
 397   if(mWebEngine)
 398   {
 399     mWebEngine.GoBack();
 400   }
 401 }
 402
 403 void WebView::EvaluateJavaScript(const std::string& script, std::function<void(const std::string&)> resultHandler)
 404 {
 405   if(mWebEngine)
 406   {
 407     mWebEngine.EvaluateJavaScript(script, resultHandler);
 408   }
 409 }
 410
 411 void WebView::AddJavaScriptMessageHandler(const std::string& exposedObjectName, std::function<void(const std::string&)> handler)
 412 {
 413   if(mWebEngine)
 414   {
 415     mWebEngine.AddJavaScriptMessageHandler(exposedObjectName, handler);
 416   }
 417 }
 418
 419 void WebView::RegisterJavaScriptAlertCallback(Dali::WebEnginePlugin::JavaScriptAlertCallback callback)
 420 {
 421   if(mWebEngine)
 422   {
 423     mWebEngine.RegisterJavaScriptAlertCallback(callback);
 424   }
 425 }
 426
 427 void WebView::JavaScriptAlertReply()
 428 {
 429   if(mWebEngine)
 430   {
 431     mWebEngine.JavaScriptAlertReply();
 432   }
 433 }
 434
 435 void WebView::RegisterJavaScriptConfirmCallback(Dali::WebEnginePlugin::JavaScriptConfirmCallback callback)
 436 {
 437   if(mWebEngine)
 438   {
 439     mWebEngine.RegisterJavaScriptConfirmCallback(callback);
 440   }
 441 }
 442
 443 void WebView::JavaScriptConfirmReply(bool confirmed)
 444 {
 445   if(mWebEngine)
 446   {
 447     mWebEngine.JavaScriptConfirmReply(confirmed);
 448   }
 449 }
 450
 451 void WebView::RegisterJavaScriptPromptCallback(Dali::WebEnginePlugin::JavaScriptPromptCallback callback)
 452 {
 453   if(mWebEngine)
 454   {
 455     mWebEngine.RegisterJavaScriptPromptCallback(callback);
 456   }
 457 }
 458
 459 void WebView::JavaScriptPromptReply(const std::string& result)
 460 {
 461   if(mWebEngine)
 462   {
 463     mWebEngine.JavaScriptPromptReply(result);
 464   }
 465 }
 466
 467 std::unique_ptr<Dali::WebEngineHitTest> WebView::CreateHitTest(int32_t x, int32_t y, Dali::WebEngineHitTest::HitTestMode mode)
 468 {
 469   std::unique_ptr<Dali::WebEngineHitTest> webHitTest;
 470   if(!mWebEngine)
 471   {
 472     return webHitTest;
 473   }
 474
 475   return mWebEngine.CreateHitTest(x, y, mode);
 476 }
 477
 478 bool WebView::CreateHitTestAsynchronously(int32_t x, int32_t y, Dali::WebEngineHitTest::HitTestMode mode, Dali::WebEnginePlugin::WebEngineHitTestCreatedCallback callback)
 479 {
 480   bool result = false;
 481   if(mWebEngine)
 482   {
 483     result = mWebEngine.CreateHitTestAsynchronously(x, y, mode, callback);
 484   }
 485   return result;
 486 }
 487
 488 void WebView::ClearHistory()
 489 {
 490   if(mWebEngine)
 491   {
 492     mWebEngine.ClearHistory();
 493   }
 494 }
 495
 496 void WebView::ClearAllTilesResources()
 497 {
 498   if(mWebEngine)
 499   {
 500     mWebEngine.ClearAllTilesResources();
 501   }
 502 }
 503
 504 void WebView::SetScaleFactor(float scaleFactor, Dali::Vector2 point)
 505 {
 506   if(mWebEngine)
 507   {
 508     mWebEngine.SetScaleFactor(scaleFactor, point);
 509   }
 510 }
 511
 512 float WebView::GetScaleFactor() const
 513 {
 514   return mWebEngine ? mWebEngine.GetScaleFactor() : 0.0f;
 515 }
 516
 517 void WebView::ActivateAccessibility(bool activated)
 518 {
 519   if(mWebEngine)
 520   {
 521     mWebEngine.ActivateAccessibility(activated);
 522   }
 523 }
 524
 525 bool WebView::HighlightText(const std::string& text, Dali::WebEnginePlugin::FindOption options, uint32_t maxMatchCount)
 526 {
 527   return mWebEngine ? mWebEngine.HighlightText(text, options, maxMatchCount) : false;
 528 }
 529
 530 void WebView::AddDynamicCertificatePath(const std::string& host, const std::string& certPath)
 531 {
 532   if(mWebEngine)
 533   {
 534     mWebEngine.AddDynamicCertificatePath(host, certPath);
 535   }
 536 }
 537
 538 Dali::Toolkit::ImageView WebView::GetScreenshot(Dali::Rect<int32_t> viewArea, float scaleFactor)
 539 {
 540   Dali::Toolkit::ImageView imageView;
 541   if(mWebEngine)
 542   {
 543     Dali::PixelData pixelData = mWebEngine.GetScreenshot(viewArea, scaleFactor);
 544     imageView                 = CreateImageView(pixelData);
 545   }
 546   return imageView;
 547 }
 548
 549 bool WebView::GetScreenshotAsynchronously(Dali::Rect<int32_t> viewArea, float scaleFactor, Dali::Toolkit::WebView::WebViewScreenshotCapturedCallback callback)
 550 {
 551   mScreenshotCapturedCallback = callback;
 552   return mWebEngine ? mWebEngine.GetScreenshotAsynchronously(viewArea, scaleFactor, std::bind(&WebView::OnScreenshotCaptured, this, std::placeholders::_1)) : false;
 553 }
 554
 555 bool WebView::CheckVideoPlayingAsynchronously(Dali::WebEnginePlugin::VideoPlayingCallback callback)
 556 {
 557   return mWebEngine ? mWebEngine.CheckVideoPlayingAsynchronously(callback) : false;
 558 }
 559
 560 void WebView::RegisterGeolocationPermissionCallback(Dali::WebEnginePlugin::GeolocationPermissionCallback callback)
 561 {
 562   if(mWebEngine)
 563   {
 564     mWebEngine.RegisterGeolocationPermissionCallback(callback);
 565   }
 566 }
 567
 568 void WebView::SetTtsFocus(bool focused)
 569 {
 570   if(mWebEngine && !HasKeyInputFocus())
 571   {
 572     mWebEngine.SetFocus(focused);
 573   }
 574 }
 575
 576 void WebView::UpdateDisplayArea(Dali::PropertyNotification& /*source*/)
 577 {
 578   if(!mWebEngine)
 579     return;
 580
 581   Actor self(Self());
 582
 583   bool    positionUsesAnchorPoint = self.GetProperty<bool>(Actor::Property::POSITION_USES_ANCHOR_POINT);
 584   Vector3 actorSize               = self.GetCurrentProperty<Vector3>(Actor::Property::SIZE) * self.GetCurrentProperty<Vector3>(Actor::Property::SCALE);
 585   Vector3 anchorPointOffSet       = actorSize * (positionUsesAnchorPoint ? self.GetCurrentProperty<Vector3>(Actor::Property::ANCHOR_POINT) : AnchorPoint::TOP_LEFT);
 586   Vector2 screenPosition          = self.GetProperty<Vector2>(Actor::Property::SCREEN_POSITION);
 587
 588   Dali::Rect<int32_t> displayArea;
 589   displayArea.x      = screenPosition.x - anchorPointOffSet.x;
 590   displayArea.y      = screenPosition.y - anchorPointOffSet.y;
 591   displayArea.width  = actorSize.x;
 592   displayArea.height = actorSize.y;
 593
 594   Size displaySize = Size(displayArea.width, displayArea.height);
 595   if(mWebViewSize != displaySize)
 596   {
 597     mWebViewSize = displaySize;
 598   }
 599
 600   if(mWebViewArea != displayArea)
 601   {
 602     mWebViewArea = displayArea;
 603     mWebEngine.UpdateDisplayArea(mWebViewArea);
 604   }
 605 }
 606
 607 void WebView::EnableVideoHole(bool enabled)
 608 {
 609   mVideoHoleEnabled = enabled;
 610
 611   EnableBlendMode(!mVideoHoleEnabled);
 612
 613   if(mWebEngine)
 614   {
 615     mWebEngine.EnableVideoHole(mVideoHoleEnabled);
 616   }
 617 }
 618
 619 void WebView::EnableBlendMode(bool blendEnabled)
 620 {
 621   Actor self = Self();
 622   for(uint32_t i = 0; i < self.GetRendererCount(); i++)
 623   {
 624     Dali::Renderer render = self.GetRendererAt(i);
 625     render.SetProperty(Renderer::Property::BLEND_MODE, blendEnabled ? BlendMode::ON : BlendMode::OFF);
 626   }
 627 }
 628
 629 Dali::Toolkit::ImageView WebView::CreateImageView(Dali::PixelData pixel) const
 630 {
 631   if(!pixel)
 632   {
 633     return Dali::Toolkit::ImageView();
 634   }
 635
 636   Dali::Toolkit::ImageUrl  url       = Dali::Toolkit::Image::GenerateUrl(pixel);
 637   Dali::Toolkit::ImageView imageView = Dali::Toolkit::ImageView::New(url.GetUrl());
 638   imageView.SetProperty(Dali::Actor::Property::SIZE, Vector2(pixel.GetWidth(), pixel.GetHeight()));
 639   return imageView;
 640 }
 641
 642 void WebView::RegisterPageLoadStartedCallback(Dali::WebEnginePlugin::WebEnginePageLoadCallback callback)
 643 {
 644   if(mWebEngine)
 645   {
 646     mWebEngine.RegisterPageLoadStartedCallback(callback);
 647   }
 648 }
 649
 650 void WebView::RegisterPageLoadInProgressCallback(Dali::WebEnginePlugin::WebEnginePageLoadCallback callback)
 651 {
 652   if(mWebEngine)
 653   {
 654     mWebEngine.RegisterPageLoadInProgressCallback(callback);
 655   }
 656 }
 657
 658 void WebView::RegisterPageLoadFinishedCallback(Dali::WebEnginePlugin::WebEnginePageLoadCallback callback)
 659 {
 660   if(mWebEngine)
 661   {
 662     mWebEngine.RegisterPageLoadFinishedCallback(callback);
 663   }
 664 }
 665
 666 void WebView::RegisterPageLoadErrorCallback(Dali::WebEnginePlugin::WebEnginePageLoadErrorCallback callback)
 667 {
 668   if(mWebEngine)
 669   {
 670     mWebEngine.RegisterPageLoadErrorCallback(callback);
 671   }
 672 }
 673
 674 void WebView::RegisterScrollEdgeReachedCallback(Dali::WebEnginePlugin::WebEngineScrollEdgeReachedCallback callback)
 675 {
 676   if(mWebEngine)
 677   {
 678     mWebEngine.RegisterScrollEdgeReachedCallback(callback);
 679   }
 680 }
 681
 682 void WebView::RegisterUrlChangedCallback(Dali::WebEnginePlugin::WebEngineUrlChangedCallback callback)
 683 {
 684   if(mWebEngine)
 685   {
 686     mWebEngine.RegisterUrlChangedCallback(callback);
 687   }
 688 }
 689
 690 void WebView::RegisterFormRepostDecidedCallback(Dali::WebEnginePlugin::WebEngineFormRepostDecidedCallback callback)
 691 {
 692   if(mWebEngine)
 693   {
 694     mWebEngine.RegisterFormRepostDecidedCallback(callback);
 695   }
 696 }
 697
 698 void WebView::RegisterFrameRenderedCallback(Dali::WebEnginePlugin::WebEngineFrameRenderedCallback callback)
 699 {
 700   mFrameRenderedCallback = callback;
 701 }
 702
 703 void WebView::RegisterConsoleMessageReceivedCallback(Dali::WebEnginePlugin::WebEngineConsoleMessageReceivedCallback callback)
 704 {
 705   if(mWebEngine)
 706   {
 707     mWebEngine.RegisterConsoleMessageReceivedCallback(callback);
 708   }
 709 }
 710
 711 void WebView::RegisterResponsePolicyDecidedCallback(Dali::WebEnginePlugin::WebEngineResponsePolicyDecidedCallback callback)
 712 {
 713   if(mWebEngine)
 714   {
 715     mWebEngine.RegisterResponsePolicyDecidedCallback(callback);
 716   }
 717 }
 718
 719 void WebView::RegisterNavigationPolicyDecidedCallback(Dali::WebEnginePlugin::WebEngineNavigationPolicyDecidedCallback callback)
 720 {
 721   if(mWebEngine)
 722   {
 723     mWebEngine.RegisterNavigationPolicyDecidedCallback(callback);
 724   }
 725 }
 726
 727 void WebView::RegisterCertificateConfirmedCallback(Dali::WebEnginePlugin::WebEngineCertificateCallback callback)
 728 {
 729   if(mWebEngine)
 730   {
 731     mWebEngine.RegisterCertificateConfirmedCallback(callback);
 732   }
 733 }
 734
 735 void WebView::RegisterSslCertificateChangedCallback(Dali::WebEnginePlugin::WebEngineCertificateCallback callback)
 736 {
 737   if(mWebEngine)
 738   {
 739     mWebEngine.RegisterSslCertificateChangedCallback(callback);
 740   }
 741 }
 742
 743 void WebView::RegisterHttpAuthHandlerCallback(Dali::WebEnginePlugin::WebEngineHttpAuthHandlerCallback callback)
 744 {
 745   if(mWebEngine)
 746   {
 747     mWebEngine.RegisterHttpAuthHandlerCallback(callback);
 748   }
 749 }
 750
 751 void WebView::RegisterContextMenuShownCallback(Dali::WebEnginePlugin::WebEngineContextMenuShownCallback callback)
 752 {
 753   if(mWebEngine)
 754   {
 755     mWebEngine.RegisterContextMenuShownCallback(callback);
 756   }
 757 }
 758
 759 void WebView::RegisterContextMenuHiddenCallback(Dali::WebEnginePlugin::WebEngineContextMenuHiddenCallback callback)
 760 {
 761   if(mWebEngine)
 762   {
 763     mWebEngine.RegisterContextMenuHiddenCallback(callback);
 764   }
 765 }
 766
 767 void WebView::GetPlainTextAsynchronously(Dali::WebEnginePlugin::PlainTextReceivedCallback callback)
 768 {
 769   if(mWebEngine)
 770   {
 771     mWebEngine.GetPlainTextAsynchronously(callback);
 772   }
 773 }
 774
 775 void WebView::OnFrameRendered()
 776 {
 777   if(mFrameRenderedCallback)
 778   {
 779     mFrameRenderedCallback();
 780   }
 781 }
 782
 783 void WebView::OnInitialFrameRendered()
 784 {
 785   mWebEngine.FrameRenderedSignal().Disconnect(this, &WebView::OnInitialFrameRendered);
 786
 787   Dali::Toolkit::ImageUrl nativeImageUrl = Dali::Toolkit::Image::GenerateUrl(mWebEngine.GetNativeImageSource());
 788   mVisual                                = Toolkit::VisualFactory::Get().CreateVisual({{Toolkit::Visual::Property::TYPE, Toolkit::Visual::IMAGE}, {Toolkit::ImageVisual::Property::URL, nativeImageUrl.GetUrl()}});
 789
 790   if(mVisual)
 791   {
 792     DevelControl::RegisterVisual(*this, Toolkit::WebView::Property::URL, mVisual);
 793     EnableBlendMode(!mVideoHoleEnabled);
 794   }
 795 }
 796
 797 void WebView::OnVisibilityChanged(Actor actor, bool isVisible, Dali::DevelActor::VisibilityChange::Type type)
 798 {
 799   if(type == Dali::DevelActor::VisibilityChange::Type::SELF)
 800   {
 801     SetVisibility(isVisible);
 802   }
 803 }
 804
 805 void WebView::OnScreenshotCaptured(Dali::PixelData pixel)
 806 {
 807   if(mScreenshotCapturedCallback)
 808   {
 809     Dali::Toolkit::ImageView imageView = CreateImageView(pixel);
 810     mScreenshotCapturedCallback(imageView);
 811   }
 812 }
 813
 814 void WebView::OnSceneConnection(int depth)
 815 {
 816   Control::OnSceneConnection(depth);
 817   EnableBlendMode(!mVideoHoleEnabled);
 818 }
 819
 820 bool WebView::OnTouchEvent(Actor actor, const Dali::TouchEvent& touch)
 821 {
 822   bool result = false;
 823
 824   if(mWebEngine)
 825   {
 826     result = mWebEngine.SendTouchEvent(touch);
 827   }
 828   return result;
 829 }
 830
 831 bool WebView::OnKeyEvent(const Dali::KeyEvent& event)
 832 {
 833   bool result = false;
 834
 835   if(mWebEngine)
 836   {
 837     result = mWebEngine.SendKeyEvent(event);
 838   }
 839   return result;
 840 }
 841
 842 bool WebView::OnHoverEvent(Actor actor, const Dali::HoverEvent& hover)
 843 {
 844   bool result = false;
 845   if(mWebEngine && mMouseEventsEnabled)
 846   {
 847     result = mWebEngine.SendHoverEvent(hover);
 848   }
 849   return result;
 850 }
 851
 852 bool WebView::OnWheelEvent(Actor actor, const Dali::WheelEvent& wheel)
 853 {
 854   bool result = false;
 855   if(mWebEngine && mMouseEventsEnabled)
 856   {
 857     result = mWebEngine.SendWheelEvent(wheel);
 858   }
 859   return result;
 860 }
 861
 862 void WebView::OnKeyInputFocusGained()
 863 {
 864   if(mWebEngine)
 865   {
 866     mWebEngine.SetFocus(true);
 867   }
 868
 869   EmitKeyInputFocusSignal(true); // Calls back into the Control hence done last.
 870 }
 871
 872 void WebView::OnKeyInputFocusLost()
 873 {
 874   if(mWebEngine)
 875   {
 876     mWebEngine.SetFocus(false);
 877   }
 878
 879   EmitKeyInputFocusSignal(false); // Calls back into the Control hence done last.
 880 }
 881
 882 Vector3 WebView::GetNaturalSize()
 883 {
 884   if(mVisual)
 885   {
 886     Vector2 rendererNaturalSize;
 887     mVisual.GetNaturalSize(rendererNaturalSize);
 888     return Vector3(rendererNaturalSize);
 889   }
 890
 891   return Vector3(mWebViewSize);
 892 }
 893
 894 void WebView::SetProperty(BaseObject* object, Property::Index index, const Property::Value& value)
 895 {
 896   Toolkit::WebView webView = Toolkit::WebView::DownCast(Dali::BaseHandle(object));
 897
 898   if(webView)
 899   {
 900     WebView& impl = GetImpl(webView);
 901     switch(index)
 902     {
 903       case Toolkit::WebView::Property::URL:
 904       {
 905         std::string url;
 906         if(value.Get(url))
 907         {
 908           impl.LoadUrl(url);
 909         }
 910         break;
 911       }
 912       case Toolkit::WebView::Property::USER_AGENT:
 913       {
 914         std::string input;
 915         if(value.Get(input))
 916         {
 917           impl.SetUserAgent(input);
 918         }
 919         break;
 920       }
 921       case Toolkit::WebView::Property::SCROLL_POSITION:
 922       {
 923         Vector2 input;
 924         if(value.Get(input))
 925         {
 926           impl.SetScrollPosition(input.x, input.y);
 927         }
 928         break;
 929       }
 930       case Toolkit::WebView::Property::VIDEO_HOLE_ENABLED:
 931       {
 932         bool input;
 933         if(value.Get(input))
 934         {
 935           impl.EnableVideoHole(input);
 936         }
 937         break;
 938       }
 939       case Toolkit::WebView::Property::MOUSE_EVENTS_ENABLED:
 940       {
 941         bool input;
 942         if(value.Get(input))
 943         {
 944           impl.EnableMouseEvents(input);
 945         }
 946         break;
 947       }
 948       case Toolkit::WebView::Property::KEY_EVENTS_ENABLED:
 949       {
 950         bool input;
 951         if(value.Get(input))
 952         {
 953           impl.EnableKeyEvents(input);
 954         }
 955         break;
 956       }
 957       case Toolkit::WebView::Property::DOCUMENT_BACKGROUND_COLOR:
 958       {
 959         Vector4 input;
 960         if(value.Get(input))
 961         {
 962           impl.SetDocumentBackgroundColor(input);
 963         }
 964         break;
 965       }
 966       case Toolkit::WebView::Property::TILES_CLEARED_WHEN_HIDDEN:
 967       {
 968         bool input;
 969         if(value.Get(input))
 970         {
 971           impl.ClearTilesWhenHidden(input);
 972         }
 973         break;
 974       }
 975       case Toolkit::WebView::Property::TILE_COVER_AREA_MULTIPLIER:
 976       {
 977         float input;
 978         if(value.Get(input))
 979         {
 980           impl.SetTileCoverAreaMultiplier(input);
 981         }
 982         break;
 983       }
 984       case Toolkit::WebView::Property::CURSOR_ENABLED_BY_CLIENT:
 985       {
 986         bool input;
 987         if(value.Get(input))
 988         {
 989           impl.EnableCursorByClient(input);
 990         }
 991         break;
 992       }
 993       case Toolkit::WebView::Property::PAGE_ZOOM_FACTOR:
 994       {
 995         float input;
 996         if(value.Get(input))
 997         {
 998           impl.SetPageZoomFactor(input);
 999         }
1000         break;
1001       }
1002       case Toolkit::WebView::Property::TEXT_ZOOM_FACTOR:
1003       {
1004         float input;
1005         if(value.Get(input))
1006         {
1007           impl.SetTextZoomFactor(input);
1008         }
1009         break;
1010       }
1011       default:
1012         break;
1013     }
1014   }
1015 }
1016
1017 Property::Value WebView::GetProperty(BaseObject* object, Property::Index propertyIndex)
1018 {
1019   Property::Value value;
1020
1021   Toolkit::WebView webView = Toolkit::WebView::DownCast(Dali::BaseHandle(object));
1022
1023   if(webView)
1024   {
1025     WebView& impl = GetImpl(webView);
1026     switch(propertyIndex)
1027     {
1028       case Toolkit::WebView::Property::URL:
1029       {
1030         value = impl.GetUrl();
1031         break;
1032       }
1033       case Toolkit::WebView::Property::USER_AGENT:
1034       {
1035         value = impl.GetUserAgent();
1036         break;
1037       }
1038       case Toolkit::WebView::Property::SCROLL_POSITION:
1039       {
1040         value = impl.GetScrollPosition();
1041         break;
1042       }
1043       case Toolkit::WebView::Property::SCROLL_SIZE:
1044       {
1045         value = impl.GetScrollSize();
1046         break;
1047       }
1048       case Toolkit::WebView::Property::CONTENT_SIZE:
1049       {
1050         value = impl.GetContentSize();
1051         break;
1052       }
1053       case Toolkit::WebView::Property::TITLE:
1054       {
1055         value = impl.GetTitle();
1056         break;
1057       }
1058       case Toolkit::WebView::Property::VIDEO_HOLE_ENABLED:
1059       {
1060         value = impl.mVideoHoleEnabled;
1061         break;
1062       }
1063       case Toolkit::WebView::Property::MOUSE_EVENTS_ENABLED:
1064       {
1065         value = impl.mMouseEventsEnabled;
1066         break;
1067       }
1068       case Toolkit::WebView::Property::KEY_EVENTS_ENABLED:
1069       {
1070         value = impl.mKeyEventsEnabled;
1071         break;
1072       }
1073       case Toolkit::WebView::Property::SELECTED_TEXT:
1074       {
1075         value = impl.GetSelectedText();
1076         break;
1077       }
1078       case Toolkit::WebView::Property::PAGE_ZOOM_FACTOR:
1079       {
1080         value = impl.GetPageZoomFactor();
1081         break;
1082       }
1083       case Toolkit::WebView::Property::TEXT_ZOOM_FACTOR:
1084       {
1085         value = impl.GetTextZoomFactor();
1086         break;
1087       }
1088       case Toolkit::WebView::Property::LOAD_PROGRESS_PERCENTAGE:
1089       {
1090         value = impl.GetLoadProgressPercentage();
1091         break;
1092       }
1093       default:
1094         break;
1095     }
1096   }
1097
1098   return value;
1099 }
1100
1101 void WebView::SetScrollPosition(int32_t x, int32_t y)
1102 {
1103   if(mWebEngine)
1104   {
1105     mWebEngine.SetScrollPosition(x, y);
1106   }
1107 }
1108
1109 Dali::Vector2 WebView::GetScrollPosition() const
1110 {
1111   return mWebEngine ? mWebEngine.GetScrollPosition() : Dali::Vector2::ZERO;
1112 }
1113
1114 Dali::Vector2 WebView::GetScrollSize() const
1115 {
1116   return mWebEngine ? mWebEngine.GetScrollSize() : Dali::Vector2::ZERO;
1117 }
1118
1119 Dali::Vector2 WebView::GetContentSize() const
1120 {
1121   return mWebEngine ? mWebEngine.GetContentSize() : Dali::Vector2::ZERO;
1122 }
1123
1124 std::string WebView::GetTitle() const
1125 {
1126   return mWebEngine ? mWebEngine.GetTitle() : std::string();
1127 }
1128
1129 void WebView::SetDocumentBackgroundColor(Dali::Vector4 color)
1130 {
1131   if(mWebEngine)
1132   {
1133     mWebEngine.SetDocumentBackgroundColor(color);
1134   }
1135 }
1136
1137 void WebView::ClearTilesWhenHidden(bool cleared)
1138 {
1139   if(mWebEngine)
1140   {
1141     mWebEngine.ClearTilesWhenHidden(cleared);
1142   }
1143 }
1144
1145 void WebView::SetTileCoverAreaMultiplier(float multiplier)
1146 {
1147   if(mWebEngine)
1148   {
1149     mWebEngine.SetTileCoverAreaMultiplier(multiplier);
1150   }
1151 }
1152
1153 void WebView::EnableCursorByClient(bool enabled)
1154 {
1155   if(mWebEngine)
1156   {
1157     mWebEngine.EnableCursorByClient(enabled);
1158   }
1159 }
1160
1161 std::string WebView::GetSelectedText() const
1162 {
1163   return mWebEngine ? mWebEngine.GetSelectedText() : std::string();
1164 }
1165
1166 std::string WebView::GetUrl() const
1167 {
1168   return mWebEngine ? mWebEngine.GetUrl() : std::string();
1169 }
1170
1171 std::string WebView::GetUserAgent() const
1172 {
1173   return mWebEngine ? mWebEngine.GetUserAgent() : std::string();
1174 }
1175
1176 void WebView::SetUserAgent(const std::string& userAgent)
1177 {
1178   if(mWebEngine)
1179   {
1180     mWebEngine.SetUserAgent(userAgent);
1181   }
1182 }
1183
1184 void WebView::EnableMouseEvents(bool enabled)
1185 {
1186   if(mWebEngine)
1187   {
1188     mMouseEventsEnabled = enabled;
1189     mWebEngine.EnableMouseEvents(enabled);
1190   }
1191 }
1192
1193 void WebView::EnableKeyEvents(bool enabled)
1194 {
1195   if(mWebEngine)
1196   {
1197     mKeyEventsEnabled = enabled;
1198     mWebEngine.EnableKeyEvents(enabled);
1199   }
1200 }
1201
1202 void WebView::SetPageZoomFactor(float zoomFactor)
1203 {
1204   if(mWebEngine)
1205   {
1206     mWebEngine.SetPageZoomFactor(zoomFactor);
1207   }
1208 }
1209
1210 float WebView::GetPageZoomFactor() const
1211 {
1212   return mWebEngine ? mWebEngine.GetPageZoomFactor() : 0.0f;
1213 }
1214
1215 void WebView::SetTextZoomFactor(float zoomFactor)
1216 {
1217   if(mWebEngine)
1218   {
1219     mWebEngine.SetTextZoomFactor(zoomFactor);
1220   }
1221 }
1222
1223 float WebView::GetTextZoomFactor() const
1224 {
1225   return mWebEngine ? mWebEngine.GetTextZoomFactor() : 0.0f;
1226 }
1227
1228 float WebView::GetLoadProgressPercentage() const
1229 {
1230   return mWebEngine ? mWebEngine.GetLoadProgressPercentage() : 0.0f;
1231 }
1232
1233 bool WebView::SetVisibility(bool visible)
1234 {
1235   return mWebEngine ? mWebEngine.SetVisibility(visible) : false;
1236 }
1237
1238 #undef GET_ENUM_STRING
1239 #undef GET_ENUM_VALUE
1240
1241 } // namespace Internal
1242
1243 } // namespace Toolkit
1244
1245 } // namespace Dali