From fc951a17911f4d771ea7fa19c9bb18f98134be34 Mon Sep 17 00:00:00 2001
From: Heeyong Song <heeyong.song@samsung.com>
Date: Tue, 25 Jun 2019 13:38:47 +0900
Subject: [PATCH] [Tizen] Add KeyEventGeneratedSignal for Get KeyEvent normally

Change-Id: I6a6dd178225fef44e21acc3f9330695d779e21bd
---
 dali/integration-api/scene.cpp                     |  5 +++++
 dali/integration-api/scene.h                       |  8 ++++++++
 dali/internal/event/common/scene-impl.cpp          | 11 +++++++++++
 dali/internal/event/common/scene-impl.h            | 13 +++++++++++++
 dali/internal/event/events/key-event-processor.cpp |  8 +++++++-
 5 files changed, 44 insertions(+), 1 deletion(-)

diff --git a/dali/integration-api/scene.cpp b/dali/integration-api/scene.cpp
index b2a4922..9331a99 100644
--- a/dali/integration-api/scene.cpp
+++ b/dali/integration-api/scene.cpp
@@ -159,6 +159,11 @@ Scene::KeyEventSignalType& Scene::KeyEventSignal()
   return GetImplementation(*this).KeyEventSignal();
 }
 
+Scene::KeyEventGeneratedSignalType& Scene::KeyEventGeneratedSignal()
+{
+  return GetImplementation(*this).KeyEventGeneratedSignal();
+}
+
 Scene::TouchSignalType& Scene::TouchSignal()
 {
   return GetImplementation(*this).TouchSignal();
diff --git a/dali/integration-api/scene.h b/dali/integration-api/scene.h
index 2128b47..1d82a44 100755
--- a/dali/integration-api/scene.h
+++ b/dali/integration-api/scene.h
@@ -55,6 +55,7 @@ class DALI_CORE_API Scene : public BaseHandle
 public:
   typedef Signal< void () > EventProcessingFinishedSignalType; ///< Event Processing finished signal type
   typedef Signal< void (const Dali::KeyEvent&) > KeyEventSignalType; ///< Key event signal type
+  typedef Signal< bool (const Dali::KeyEvent&) > KeyEventGeneratedSignalType; ///< key event generated signal type
   typedef Signal< void (const Dali::TouchData&) > TouchSignalType; ///< Touch signal type
   typedef Signal< void (const Dali::WheelEvent&) > WheelEventSignalType; ///< Touched signal type
 
@@ -249,6 +250,13 @@ public:
   KeyEventSignalType& KeyEventSignal();
 
   /**
+   * @brief The user would connect to this signal to get a KeyEvent when KeyEvent is generated.
+   *
+   * @return The return is true if KeyEvent is consumed, otherwise false.
+   */
+  KeyEventGeneratedSignalType& KeyEventGeneratedSignal();
+
+  /**
    * @brief This signal is emitted when the screen is touched and when the touch ends
    * (i.e. the down & up touch events only).
    *
diff --git a/dali/internal/event/common/scene-impl.cpp b/dali/internal/event/common/scene-impl.cpp
index a944d35..b30aa0c 100644
--- a/dali/internal/event/common/scene-impl.cpp
+++ b/dali/internal/event/common/scene-impl.cpp
@@ -307,6 +307,12 @@ void Scene::EmitKeyEventSignal(const KeyEvent& event)
   mKeyEventSignal.Emit( event );
 }
 
+bool Scene::EmitKeyEventGeneratedSignal(const KeyEvent& event)
+{
+  // Emit the KeyEventGenerated signal when KeyEvent is generated
+  return mKeyEventGeneratedSignal.Emit( event );
+}
+
 void Scene::EmitEventProcessingFinishedSignal()
 {
   mEventProcessingFinishedSignal.Emit();
@@ -328,6 +334,11 @@ Integration::Scene::KeyEventSignalType& Scene::KeyEventSignal()
   return mKeyEventSignal;
 }
 
+Integration::Scene::KeyEventGeneratedSignalType& Scene::KeyEventGeneratedSignal()
+{
+  return mKeyEventGeneratedSignal;
+}
+
 Integration::Scene::EventProcessingFinishedSignalType& Scene::EventProcessingFinishedSignal()
 {
   return mEventProcessingFinishedSignal;
diff --git a/dali/internal/event/common/scene-impl.h b/dali/internal/event/common/scene-impl.h
index fb09efd..166ef09 100644
--- a/dali/internal/event/common/scene-impl.h
+++ b/dali/internal/event/common/scene-impl.h
@@ -182,6 +182,13 @@ public:
   void EmitKeyEventSignal(const KeyEvent& event);
 
   /**
+   * Used by the KeyEventProcessor to emit KeyEventGenerated signals.
+   * @param[in] event The key event.
+   * @return The return is true if KeyEvent is consumed, otherwise false.
+   */
+  bool EmitKeyEventGeneratedSignal(const KeyEvent& event);
+
+  /**
    * Emits the event processing finished signal.
    *
    * @see Dali::Scene::SignalEventProcessingFinished()
@@ -206,6 +213,11 @@ public:
    */
   Integration::Scene::KeyEventSignalType& KeyEventSignal();
 
+    /**
+   * @copydoc Integration::Scene::KeyEventGeneratedSignal()
+   */
+  Integration::Scene::KeyEventGeneratedSignalType& KeyEventGeneratedSignal();
+
   /**
    * @copydoc Integration::Scene::SignalEventProcessingFinished()
    */
@@ -289,6 +301,7 @@ private:
 
   // The key event signal
   Integration::Scene::KeyEventSignalType mKeyEventSignal;
+  Integration::Scene::KeyEventGeneratedSignalType   mKeyEventGeneratedSignal;
 
   // The event processing finished signal
   Integration::Scene::EventProcessingFinishedSignalType mEventProcessingFinishedSignal;
diff --git a/dali/internal/event/events/key-event-processor.cpp b/dali/internal/event/events/key-event-processor.cpp
index 399c209..3d9ef47 100755
--- a/dali/internal/event/events/key-event-processor.cpp
+++ b/dali/internal/event/events/key-event-processor.cpp
@@ -25,6 +25,7 @@
 #include <dali/internal/event/common/scene-impl.h>
 #include <dali/integration-api/events/key-event-integ.h>
 
+
 namespace Dali
 {
 
@@ -50,7 +51,12 @@ void KeyEventProcessor::ProcessKeyEvent( const Integration::KeyEvent& event )
   GetImplementation( &keyEvent )->SetDeviceSubclass( event.deviceSubclass );
 
   // Emit the key event signal from the scene.
-  mScene.EmitKeyEventSignal( keyEvent );
+  bool consumed = mScene.EmitKeyEventGeneratedSignal( keyEvent );
+  if( !consumed )
+  {
+    mScene.EmitKeyEventSignal(keyEvent);
+  }
+
 }
 
 } // namespace Internal
-- 
2.7.4