From 7c81ee521e33d47e386d60eb7ccf07b98073542c Mon Sep 17 00:00:00 2001
From: "huayong.xu" <huayong.xu@samsung.com>
Date: Thu, 12 Nov 2020 14:54:28 +0800
Subject: [PATCH] Set focus to web engine.

When web view focus is gained, it is delivered to web engine.

Change-Id: I0ffdd895eab36390d4ad74bf38d5398153284a67
---
 .../dali-toolkit-test-utils/toolkit-web-engine.cpp |  4 ++++
 .../src/dali-toolkit/utc-Dali-WebView.cpp          | 26 ++++++++++++++++++++++
 .../internal/controls/web-view/web-view-impl.cpp   | 20 +++++++++++++++++
 .../internal/controls/web-view/web-view-impl.h     | 10 +++++++++
 4 files changed, 60 insertions(+)

diff --git a/automated-tests/src/dali-toolkit/dali-toolkit-test-utils/toolkit-web-engine.cpp b/automated-tests/src/dali-toolkit/dali-toolkit-test-utils/toolkit-web-engine.cpp
index 81b03dd..372aec9 100755
--- a/automated-tests/src/dali-toolkit/dali-toolkit-test-utils/toolkit-web-engine.cpp
+++ b/automated-tests/src/dali-toolkit/dali-toolkit-test-utils/toolkit-web-engine.cpp
@@ -536,6 +536,10 @@ bool WebEngine::SendKeyEvent( const KeyEvent& event )
   return true;
 }
 
+void WebEngine::SetFocus( bool focused )
+{
+}
+
 Dali::WebEnginePlugin::WebEnginePageLoadSignalType& WebEngine::PageLoadStartedSignal()
 {
   return Internal::Adaptor::GetImplementation( *this ).PageLoadStartedSignal();
diff --git a/automated-tests/src/dali-toolkit/utc-Dali-WebView.cpp b/automated-tests/src/dali-toolkit/utc-Dali-WebView.cpp
index adfa9f9..d9c34a6 100644
--- a/automated-tests/src/dali-toolkit/utc-Dali-WebView.cpp
+++ b/automated-tests/src/dali-toolkit/utc-Dali-WebView.cpp
@@ -254,6 +254,32 @@ int UtcDaliWebViewTouchAndKeys(void)
   END_TEST;
 }
 
+int UtcDaliWebViewFocusGainedAndLost(void)
+{
+  ToolkitTestApplication application;
+
+  WebView view = WebView::New();
+  DALI_TEST_CHECK( view );
+
+  view.SetProperty( Actor::Property::ANCHOR_POINT, AnchorPoint::TOP_LEFT );
+  view.SetProperty( Actor::Property::PARENT_ORIGIN, ParentOrigin::TOP_LEFT );
+  view.SetProperty( Actor::Property::POSITION, Vector2( 0, 0 ));
+  view.SetProperty( Actor::Property::SIZE, Vector2( 800, 600 ) );
+
+  application.GetScene().Add( view );
+  application.SendNotification();
+  application.Render();
+
+  view.SetKeyInputFocus();
+  DALI_TEST_CHECK( view.HasKeyInputFocus() );
+
+  // reset
+  view.ClearKeyInputFocus();
+  DALI_TEST_CHECK( !view.HasKeyInputFocus() );
+
+  END_TEST;
+}
+
 int UtcDaliWebViewProperty1(void)
 {
   // URL
diff --git a/dali-toolkit/internal/controls/web-view/web-view-impl.cpp b/dali-toolkit/internal/controls/web-view/web-view-impl.cpp
index c79e74a..1c9d939 100644
--- a/dali-toolkit/internal/controls/web-view/web-view-impl.cpp
+++ b/dali-toolkit/internal/controls/web-view/web-view-impl.cpp
@@ -541,6 +541,26 @@ bool WebView::OnKeyEvent( const Dali::KeyEvent& event )
   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.
+}
+
 Toolkit::WebView::CacheModel::Type WebView::GetCacheModel() const
 {
   return mWebEngine ? static_cast< Toolkit::WebView::CacheModel::Type >( mWebEngine.GetCacheModel() ) : Toolkit::WebView::CacheModel::DOCUMENT_VIEWER;
diff --git a/dali-toolkit/internal/controls/web-view/web-view-impl.h b/dali-toolkit/internal/controls/web-view/web-view-impl.h
index c41be87..968b742 100644
--- a/dali-toolkit/internal/controls/web-view/web-view-impl.h
+++ b/dali-toolkit/internal/controls/web-view/web-view-impl.h
@@ -213,6 +213,16 @@ private: // From Control
    */
   bool OnKeyEvent( const Dali::KeyEvent& event ) override;
 
+  /**
+   * @copydoc Toolkit::Control::OnKeyInputFocusGained()
+   */
+  void OnKeyInputFocusGained() override;
+
+  /**
+   * @copydoc Toolkit::Control::OnKeyInputFocusLost()
+   */
+  void OnKeyInputFocusLost() override;
+
 private:
 
   // Undefined
-- 
2.7.4