adaptors/ecore/wayland/event-handler-ecore-wl.cpp

   1 /*
   2  * Copyright (c) 2017 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 <events/event-handler.h>
  20
  21 // EXTERNAL INCLUDES
  22 // Ecore is littered with C style cast
  23 #pragma GCC diagnostic push
  24 #pragma GCC diagnostic ignored "-Wold-style-cast"
  25 #include <Ecore.h>
  26 #include <Ecore_Input.h>
  27 #include <ecore-wl-render-surface.h>
  28 #include <cstring>
  29
  30 #include <sys/time.h>
  31
  32 #ifndef DALI_PROFILE_UBUNTU
  33 #include <vconf.h>
  34 #include <vconf-keys.h>
  35 #endif // DALI_PROFILE_UBUNTU
  36
  37 #ifdef DALI_ELDBUS_AVAILABLE
  38 #include <Eldbus.h>
  39 #endif // DALI_ELDBUS_AVAILABLE
  40
  41 #include <dali/public-api/common/vector-wrapper.h>
  42 #include <dali/public-api/events/device.h>
  43 #include <dali/public-api/events/touch-point.h>
  44 #include <dali/public-api/events/key-event.h>
  45 #include <dali/public-api/events/wheel-event.h>
  46 #include <dali/integration-api/debug.h>
  47 #include <dali/integration-api/events/key-event-integ.h>
  48 #include <dali/integration-api/events/touch-event-integ.h>
  49 #include <dali/integration-api/events/hover-event-integ.h>
  50 #include <dali/integration-api/events/wheel-event-integ.h>
  51
  52 // INTERNAL INCLUDES
  53 #include <events/gesture-manager.h>
  54 #include <window-render-surface.h>
  55 #include <clipboard-impl.h>
  56 #include <key-impl.h>
  57 #include <physical-keyboard-impl.h>
  58 #include <style-monitor-impl.h>
  59 #include <base/core-event-interface.h>
  60 #include <virtual-keyboard.h>
  61
  62 namespace Dali
  63 {
  64
  65 namespace Internal
  66 {
  67
  68 namespace Adaptor
  69 {
  70
  71 #if defined(DEBUG_ENABLED)
  72 namespace
  73 {
  74 Integration::Log::Filter* gTouchEventLogFilter  = Integration::Log::Filter::New(Debug::NoLogging, false, "LOG_ADAPTOR_EVENTS_TOUCH");
  75 Integration::Log::Filter* gDragAndDropLogFilter = Integration::Log::Filter::New(Debug::NoLogging, false, "LOG_ADAPTOR_EVENTS_DND");
  76 Integration::Log::Filter* gImfLogging  = Integration::Log::Filter::New(Debug::NoLogging, false, "LOG_ADAPTOR_EVENTS_IMF");
  77 Integration::Log::Filter* gSelectionEventLogFilter = Integration::Log::Filter::New(Debug::NoLogging, false, "LOG_ADAPTOR_EVENTS_SELECTION");
  78 } // unnamed namespace
  79 #endif
  80
  81
  82 namespace
  83 {
  84
  85 // DBUS accessibility
  86 const char* BUS = "org.enlightenment.wm-screen-reader";
  87 const char* INTERFACE = "org.tizen.GestureNavigation";
  88 const char* PATH = "/org/tizen/GestureNavigation";
  89
  90 const unsigned int PRIMARY_TOUCH_BUTTON_ID( 1 );
  91
  92 const unsigned int BYTES_PER_CHARACTER_FOR_ATTRIBUTES = 3;
  93
  94 #ifdef DALI_ELDBUS_AVAILABLE
  95 // DBus gesture string matching lists.
  96 // TODO: This needs moving to its own module.
  97 const char * ElDBusAccessibilityFingerCountStrings[] =
  98 {
  99   "OneFinger",
 100   "TwoFingers",
 101   "ThreeFingers"
 102 };
 103 const unsigned int FingerCountStringsTotal = sizeof( ElDBusAccessibilityFingerCountStrings ) / sizeof( ElDBusAccessibilityFingerCountStrings[0] );
 104 enum GestureType
 105 {
 106   GESTURE_TYPE_NONE,
 107   GESTURE_TYPE_HOVER,
 108   GESTURE_TYPE_SINGLE_TAP,
 109   GESTURE_TYPE_DOUBLE_TAP,
 110   GESTURE_TYPE_TRIPLE_TAP
 111 };
 112 struct GestureTypeTable
 113 {
 114   const char* name;
 115   const GestureType type;
 116 };
 117 GestureTypeTable ElDBusAccessibilityFullEventTypeStrings[] =
 118 {
 119   { "Hover",     GESTURE_TYPE_HOVER      },
 120   { "SingleTap", GESTURE_TYPE_SINGLE_TAP },
 121   { "DoubleTap", GESTURE_TYPE_DOUBLE_TAP },
 122   { "TripleTap", GESTURE_TYPE_TRIPLE_TAP }
 123 };
 124 const unsigned int FullEventTypeStringsTotal = sizeof( ElDBusAccessibilityFullEventTypeStrings ) / sizeof( ElDBusAccessibilityFullEventTypeStrings[0] );
 125 enum SubGestureType
 126 {
 127   SUB_GESTURE_TYPE_NONE,
 128   SUB_GESTURE_TYPE_FLICK
 129 };
 130 struct SubGestureTypeTable
 131 {
 132   const char* name;
 133   const SubGestureType type;
 134 };
 135 SubGestureTypeTable ElDBusAccessibilityDirectionalEventTypeStrings[] =
 136 {
 137   { "Flick", SUB_GESTURE_TYPE_FLICK }
 138 };
 139 const unsigned int DirectionalEventTypeStringsTotal = sizeof( ElDBusAccessibilityDirectionalEventTypeStrings ) / sizeof( ElDBusAccessibilityDirectionalEventTypeStrings[0] );
 140 enum GestureDirection
 141 {
 142   GESTURE_DIRECTION_NONE,
 143   GESTURE_DIRECTION_UP,
 144   GESTURE_DIRECTION_DOWN,
 145   GESTURE_DIRECTION_LEFT,
 146   GESTURE_DIRECTION_RIGHT,
 147   GESTURE_DIRECTION_UP_RETURN,
 148   GESTURE_DIRECTION_DOWN_RETURN,
 149   GESTURE_DIRECTION_LEFT_RETURN,
 150   GESTURE_DIRECTION_RIGHT_RETURN
 151 };
 152 struct GestureDirectionTable
 153 {
 154     const char* name;
 155     const GestureDirection direction;
 156 };
 157 GestureDirectionTable ElDBusAccessibilityDirectionStrings[] =
 158 {
 159   { "Up",           GESTURE_DIRECTION_UP           },
 160   { "Down",         GESTURE_DIRECTION_DOWN         },
 161   { "Left",         GESTURE_DIRECTION_LEFT         },
 162   { "Right",        GESTURE_DIRECTION_RIGHT        },
 163   { "UpReturn",     GESTURE_DIRECTION_UP_RETURN    },
 164   { "DownReturn",   GESTURE_DIRECTION_DOWN_RETURN  },
 165   { "LeftReturn",   GESTURE_DIRECTION_LEFT_RETURN  },
 166   { "RightReturn",  GESTURE_DIRECTION_RIGHT_RETURN }
 167 };
 168 const unsigned int DirectionStringsTotal = sizeof( ElDBusAccessibilityDirectionStrings ) / sizeof( ElDBusAccessibilityDirectionStrings[0] );
 169 #endif // DALI_ELDBUS_AVAILABLE
 170
 171 /**
 172  * Ecore_Event_Modifier enums in Ecore_Input.h do not match Ecore_IMF_Keyboard_Modifiers in Ecore_IMF.h.
 173  * This function converts from Ecore_Event_Modifier to Ecore_IMF_Keyboard_Modifiers enums.
 174  * @param[in] ecoreModifier the Ecore_Event_Modifier input.
 175  * @return the Ecore_IMF_Keyboard_Modifiers output.
 176  */
 177 Ecore_IMF_Keyboard_Modifiers EcoreInputModifierToEcoreIMFModifier(unsigned int ecoreModifier)
 178 {
 179    int modifier( ECORE_IMF_KEYBOARD_MODIFIER_NONE );  // If no other matches returns NONE.
 180
 181
 182    if ( ecoreModifier & ECORE_EVENT_MODIFIER_SHIFT )  // enums from ecore_input/Ecore_Input.h
 183    {
 184      modifier |= ECORE_IMF_KEYBOARD_MODIFIER_SHIFT;  // enums from ecore_imf/ecore_imf.h
 185    }
 186
 187    if ( ecoreModifier & ECORE_EVENT_MODIFIER_ALT )
 188    {
 189      modifier |= ECORE_IMF_KEYBOARD_MODIFIER_ALT;
 190    }
 191
 192    if ( ecoreModifier & ECORE_EVENT_MODIFIER_CTRL )
 193    {
 194      modifier |= ECORE_IMF_KEYBOARD_MODIFIER_CTRL;
 195    }
 196
 197    if ( ecoreModifier & ECORE_EVENT_MODIFIER_WIN )
 198    {
 199      modifier |= ECORE_IMF_KEYBOARD_MODIFIER_WIN;
 200    }
 201
 202    if ( ecoreModifier & ECORE_EVENT_MODIFIER_ALTGR )
 203    {
 204      modifier |= ECORE_IMF_KEYBOARD_MODIFIER_ALTGR;
 205    }
 206
 207    return static_cast<Ecore_IMF_Keyboard_Modifiers>( modifier );
 208 }
 209
 210
 211 // Copied from x server
 212 static unsigned int GetCurrentMilliSeconds(void)
 213 {
 214   struct timeval tv;
 215
 216   struct timespec tp;
 217   static clockid_t clockid;
 218
 219   if (!clockid)
 220   {
 221 #ifdef CLOCK_MONOTONIC_COARSE
 222     if (clock_getres(CLOCK_MONOTONIC_COARSE, &tp) == 0 &&
 223       (tp.tv_nsec / 1000) <= 1000 && clock_gettime(CLOCK_MONOTONIC_COARSE, &tp) == 0)
 224     {
 225       clockid = CLOCK_MONOTONIC_COARSE;
 226     }
 227     else
 228 #endif
 229     if (clock_gettime(CLOCK_MONOTONIC, &tp) == 0)
 230     {
 231       clockid = CLOCK_MONOTONIC;
 232     }
 233     else
 234     {
 235       clockid = ~0L;
 236     }
 237   }
 238   if (clockid != ~0L && clock_gettime(clockid, &tp) == 0)
 239   {
 240     return (tp.tv_sec * 1000) + (tp.tv_nsec / 1000000L);
 241   }
 242
 243   gettimeofday(&tv, NULL);
 244   return (tv.tv_sec * 1000) + (tv.tv_usec / 1000);
 245 }
 246
 247 #ifndef DALI_PROFILE_UBUNTU
 248 const char * DALI_VCONFKEY_SETAPPL_ACCESSIBILITY_FONT_SIZE = "db/setting/accessibility/font_name";  // It will be update at vconf-key.h and replaced.
 249 #endif // DALI_PROFILE_UBUNTU
 250
 251 /**
 252  * Get the device name from the provided ecore key event
 253  */
 254 void GetDeviceName( Ecore_Event_Key* keyEvent, std::string& result )
 255 {
 256   const char* ecoreDeviceName = ecore_device_name_get( keyEvent->dev );
 257
 258   if ( ecoreDeviceName )
 259   {
 260     result = ecoreDeviceName;
 261   }
 262 }
 263
 264 /**
 265  * Get the device class from the provided ecore event
 266  */
 267 void GetDeviceClass( Ecore_Device_Class ecoreDeviceClass, Device::Class::Type& deviceClass )
 268 {
 269   switch( ecoreDeviceClass )
 270   {
 271     case ECORE_DEVICE_CLASS_SEAT:
 272     {
 273       deviceClass = Device::Class::USER;
 274       break;
 275     }
 276     case ECORE_DEVICE_CLASS_KEYBOARD:
 277     {
 278       deviceClass = Device::Class::KEYBOARD;
 279       break;
 280     }
 281     case ECORE_DEVICE_CLASS_MOUSE:
 282     {
 283       deviceClass = Device::Class::MOUSE;
 284       break;
 285     }
 286     case ECORE_DEVICE_CLASS_TOUCH:
 287     {
 288       deviceClass = Device::Class::TOUCH;
 289       break;
 290     }
 291     case ECORE_DEVICE_CLASS_PEN:
 292     {
 293       deviceClass = Device::Class::PEN;
 294       break;
 295     }
 296     case ECORE_DEVICE_CLASS_POINTER:
 297     {
 298       deviceClass = Device::Class::POINTER;
 299       break;
 300     }
 301     case ECORE_DEVICE_CLASS_GAMEPAD:
 302     {
 303       deviceClass = Device::Class::GAMEPAD;
 304       break;
 305     }
 306     default:
 307     {
 308       deviceClass = Device::Class::NONE;
 309       break;
 310     }
 311   }
 312 }
 313
 314 void GetDeviceSubclass( Ecore_Device_Subclass ecoreDeviceSubclass, Device::Subclass::Type& deviceSubclass )
 315 {
 316   switch( ecoreDeviceSubclass )
 317   {
 318     case ECORE_DEVICE_SUBCLASS_FINGER:
 319     {
 320       deviceSubclass = Device::Subclass::FINGER;
 321       break;
 322     }
 323     case ECORE_DEVICE_SUBCLASS_FINGERNAIL:
 324     {
 325       deviceSubclass = Device::Subclass::FINGERNAIL;
 326       break;
 327     }
 328     case ECORE_DEVICE_SUBCLASS_KNUCKLE:
 329     {
 330       deviceSubclass = Device::Subclass::KNUCKLE;
 331       break;
 332     }
 333     case ECORE_DEVICE_SUBCLASS_PALM:
 334     {
 335       deviceSubclass = Device::Subclass::PALM;
 336       break;
 337     }
 338     case ECORE_DEVICE_SUBCLASS_HAND_SIZE:
 339     {
 340       deviceSubclass = Device::Subclass::HAND_SIDE;
 341       break;
 342     }
 343     case ECORE_DEVICE_SUBCLASS_HAND_FLAT:
 344     {
 345       deviceSubclass = Device::Subclass::HAND_FLAT;
 346       break;
 347     }
 348     case ECORE_DEVICE_SUBCLASS_PEN_TIP:
 349     {
 350       deviceSubclass = Device::Subclass::PEN_TIP;
 351       break;
 352     }
 353     case ECORE_DEVICE_SUBCLASS_TRACKPAD:
 354     {
 355       deviceSubclass = Device::Subclass::TRACKPAD;
 356       break;
 357     }
 358     case ECORE_DEVICE_SUBCLASS_TRACKPOINT:
 359     {
 360       deviceSubclass = Device::Subclass::TRACKPOINT;
 361       break;
 362     }
 363     case ECORE_DEVICE_SUBCLASS_TRACKBALL:
 364     {
 365       deviceSubclass = Device::Subclass::TRACKBALL;
 366       break;
 367     }
 368 #ifdef OVER_TIZEN_VERSION_4
 369     case ECORE_DEVICE_SUBCLASS_REMOCON:
 370     {
 371       deviceSubclass = Device::Subclass::REMOCON;
 372       break;
 373     }
 374     case ECORE_DEVICE_SUBCLASS_VIRTUAL_KEYBOARD:
 375     {
 376       deviceSubclass = Device::Subclass::VIRTUAL_KEYBOARD;
 377       break;
 378     }
 379 #endif
 380     default:
 381     {
 382       deviceSubclass = Device::Subclass::NONE;
 383       break;
 384     }
 385   }
 386 }
 387
 388 } // unnamed namespace
 389
 390 // Impl to hide EFL implementation.
 391 struct EventHandler::Impl
 392 {
 393   // Construction & Destruction
 394
 395   /**
 396    * Constructor
 397    */
 398   Impl( EventHandler* handler, Ecore_Wl_Window* window )
 399   : mHandler( handler ),
 400     mEcoreEventHandler(),
 401     mWindow( window ),
 402     mRotationAngle( 0 ),
 403     mWindowWidth( 0 ),
 404     mWindowHeight( 0 )
 405 #ifdef DALI_ELDBUS_AVAILABLE
 406   , mSystemConnection( NULL )
 407 #endif // DALI_ELDBUS_AVAILABLE
 408   {
 409     // Only register for touch and key events if we have a window
 410     if ( window != 0 )
 411     {
 412       // Register Touch events
 413       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_MOUSE_BUTTON_DOWN,   EcoreEventMouseButtonDown,   handler ) );
 414       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_MOUSE_BUTTON_UP,     EcoreEventMouseButtonUp,     handler ) );
 415       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_MOUSE_MOVE,          EcoreEventMouseButtonMove,   handler ) );
 416       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_MOUSE_BUTTON_CANCEL, EcoreEventMouseButtonCancel, handler ) );
 417
 418       // Register Mouse wheel events
 419       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_MOUSE_WHEEL,        EcoreEventMouseWheel,      handler ) );
 420
 421       // Register Focus events
 422       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_WL_EVENT_FOCUS_IN,  EcoreEventWindowFocusIn,   handler ) );
 423       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_WL_EVENT_FOCUS_OUT, EcoreEventWindowFocusOut,  handler ) );
 424
 425       // Register Key events
 426       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_KEY_DOWN,           EcoreEventKeyDown,         handler ) );
 427       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_KEY_UP,             EcoreEventKeyUp,           handler ) );
 428
 429       // Register Selection event - clipboard selection
 430       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_WL_EVENT_DATA_SOURCE_SEND, EcoreEventDataSend, handler ) );
 431       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_WL_EVENT_SELECTION_DATA_READY, EcoreEventDataReceive, handler ) );
 432
 433       // Register Rotate event
 434       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_WL_EVENT_WINDOW_ROTATE, EcoreEventRotate, handler) );
 435
 436       // Register Detent event
 437       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_DETENT_ROTATE, EcoreEventDetent, handler) );
 438
 439 #ifndef DALI_PROFILE_UBUNTU
 440       // Register Vconf notify - font name and size
 441       vconf_notify_key_changed( DALI_VCONFKEY_SETAPPL_ACCESSIBILITY_FONT_SIZE, VconfNotifyFontNameChanged, handler );
 442       vconf_notify_key_changed( VCONFKEY_SETAPPL_ACCESSIBILITY_FONT_SIZE, VconfNotifyFontSizeChanged, handler );
 443 #endif // DALI_PROFILE_UBUNTU
 444
 445 #ifdef DALI_ELDBUS_AVAILABLE
 446       // Initialize ElDBus.
 447       DALI_LOG_INFO( gImfLogging, Debug::General, "Starting DBus Initialization\n" );
 448
 449       // Pass in handler.
 450       EcoreElDBusInitialisation( handler );
 451
 452       DALI_LOG_INFO( gImfLogging, Debug::General, "Finished DBus Initialization\n" );
 453 #endif // DALI_ELDBUS_AVAILABLE
 454     }
 455   }
 456
 457   /**
 458    * Destructor
 459    */
 460   ~Impl()
 461   {
 462 #ifndef DALI_PROFILE_UBUNTU
 463     vconf_ignore_key_changed( VCONFKEY_SETAPPL_ACCESSIBILITY_FONT_SIZE, VconfNotifyFontSizeChanged );
 464     vconf_ignore_key_changed( DALI_VCONFKEY_SETAPPL_ACCESSIBILITY_FONT_SIZE, VconfNotifyFontNameChanged );
 465 #endif // DALI_PROFILE_UBUNTU
 466
 467     for( std::vector<Ecore_Event_Handler*>::iterator iter = mEcoreEventHandler.begin(), endIter = mEcoreEventHandler.end(); iter != endIter; ++iter )
 468     {
 469       ecore_event_handler_del( *iter );
 470     }
 471
 472 #ifdef DALI_ELDBUS_AVAILABLE
 473     // Close down ElDBus connections.
 474     if( mSystemConnection )
 475     {
 476       eldbus_connection_unref( mSystemConnection );
 477     }
 478 #endif // DALI_ELDBUS_AVAILABLE
 479   }
 480
 481   // Static methods
 482
 483   /////////////////////////////////////////////////////////////////////////////////////////////////
 484   // Touch Callbacks
 485   /////////////////////////////////////////////////////////////////////////////////////////////////
 486
 487   /**
 488    * Called when a touch down is received.
 489    */
 490   static Eina_Bool EcoreEventMouseButtonDown( void* data, int type, void* event )
 491   {
 492     Ecore_Event_Mouse_Button *touchEvent( (Ecore_Event_Mouse_Button*)event );
 493     EventHandler* handler( (EventHandler*)data );
 494
 495     if ( touchEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 496     {
 497       PointState::Type state ( PointState::DOWN );
 498
 499       // Check if the buttons field is set and ensure it's the primary touch button.
 500       // If this event was triggered by buttons other than the primary button (used for touch), then
 501       // just send an interrupted event to Core.
 502       if ( touchEvent->buttons && (touchEvent->buttons != PRIMARY_TOUCH_BUTTON_ID ) )
 503       {
 504         state = PointState::INTERRUPTED;
 505       }
 506
 507       Device::Class::Type deviceClass;
 508       Device::Subclass::Type deviceSubclass;
 509
 510       GetDeviceClass( ecore_device_class_get( touchEvent->dev ), deviceClass );
 511       GetDeviceSubclass( ecore_device_subclass_get( touchEvent->dev ), deviceSubclass );
 512
 513       Integration::Point point;
 514       point.SetDeviceId( touchEvent->multi.device );
 515       point.SetState( state );
 516       point.SetScreenPosition( Vector2( touchEvent->x, touchEvent->y ) );
 517       point.SetRadius( touchEvent->multi.radius, Vector2( touchEvent->multi.radius_x, touchEvent->multi.radius_y ) );
 518       point.SetPressure( touchEvent->multi.pressure );
 519       point.SetAngle( Degree( touchEvent->multi.angle ) );
 520       point.SetDeviceClass( deviceClass );
 521       point.SetDeviceSubclass( deviceSubclass );
 522
 523       handler->SendEvent( point, touchEvent->timestamp );
 524     }
 525
 526     return ECORE_CALLBACK_PASS_ON;
 527   }
 528
 529   /**
 530    * Called when a touch up is received.
 531    */
 532   static Eina_Bool EcoreEventMouseButtonUp( void* data, int type, void* event )
 533   {
 534     Ecore_Event_Mouse_Button *touchEvent( (Ecore_Event_Mouse_Button*)event );
 535     EventHandler* handler( (EventHandler*)data );
 536
 537     if ( touchEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 538     {
 539       Device::Class::Type deviceClass;
 540       Device::Subclass::Type deviceSubclass;
 541
 542       GetDeviceClass( ecore_device_class_get( touchEvent->dev ), deviceClass );
 543       GetDeviceSubclass( ecore_device_subclass_get( touchEvent->dev ), deviceSubclass );
 544
 545       Integration::Point point;
 546       point.SetDeviceId( touchEvent->multi.device );
 547       point.SetState( PointState::UP );
 548       point.SetScreenPosition( Vector2( touchEvent->x, touchEvent->y ) );
 549       point.SetRadius( touchEvent->multi.radius, Vector2( touchEvent->multi.radius_x, touchEvent->multi.radius_y ) );
 550       point.SetPressure( touchEvent->multi.pressure );
 551       point.SetAngle( Degree( touchEvent->multi.angle ) );
 552       point.SetDeviceClass( deviceClass );
 553       point.SetDeviceSubclass( deviceSubclass );
 554
 555       handler->SendEvent( point, touchEvent->timestamp );
 556     }
 557
 558     return ECORE_CALLBACK_PASS_ON;
 559   }
 560
 561   /**
 562    * Called when a touch motion is received.
 563    */
 564   static Eina_Bool EcoreEventMouseButtonMove( void* data, int type, void* event )
 565   {
 566     Ecore_Event_Mouse_Move *touchEvent( (Ecore_Event_Mouse_Move*)event );
 567     EventHandler* handler( (EventHandler*)data );
 568
 569     if ( touchEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 570     {
 571       Device::Class::Type deviceClass;
 572       Device::Subclass::Type deviceSubclass;
 573
 574       GetDeviceClass( ecore_device_class_get( touchEvent->dev ), deviceClass );
 575       GetDeviceSubclass( ecore_device_subclass_get( touchEvent->dev ), deviceSubclass );
 576
 577       Integration::Point point;
 578       point.SetDeviceId( touchEvent->multi.device );
 579       point.SetState( PointState::MOTION );
 580       point.SetScreenPosition( Vector2( touchEvent->x, touchEvent->y ) );
 581       point.SetRadius( touchEvent->multi.radius, Vector2( touchEvent->multi.radius_x, touchEvent->multi.radius_y ) );
 582       point.SetPressure( touchEvent->multi.pressure );
 583       point.SetAngle( Degree( touchEvent->multi.angle ) );
 584       point.SetDeviceClass( deviceClass );
 585       point.SetDeviceSubclass( deviceSubclass );
 586
 587       handler->SendEvent( point, touchEvent->timestamp );
 588     }
 589
 590     return ECORE_CALLBACK_PASS_ON;
 591   }
 592
 593   /**
 594    * Called when a touch is canceled.
 595    */
 596   static Eina_Bool EcoreEventMouseButtonCancel( void* data, int type, void* event )
 597   {
 598     Ecore_Event_Mouse_Button *touchEvent( (Ecore_Event_Mouse_Button*)event );
 599     EventHandler* handler( (EventHandler*)data );
 600
 601     if( touchEvent->window == (unsigned int)ecore_wl_window_id_get( handler->mImpl->mWindow ) )
 602     {
 603       Integration::Point point;
 604       point.SetDeviceId( touchEvent->multi.device );
 605       point.SetState( PointState::INTERRUPTED );
 606       point.SetScreenPosition( Vector2( 0.0f, 0.0f ) );
 607       handler->SendEvent( point, touchEvent->timestamp );
 608
 609       DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT EcoreEventMouseButtonCancel\n" );
 610     }
 611
 612     return ECORE_CALLBACK_PASS_ON;
 613   }
 614
 615   /**
 616    * Called when a mouse wheel is received.
 617    */
 618   static Eina_Bool EcoreEventMouseWheel( void* data, int type, void* event )
 619   {
 620     Ecore_Event_Mouse_Wheel *mouseWheelEvent( (Ecore_Event_Mouse_Wheel*)event );
 621
 622     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT Ecore_Event_Mouse_Wheel: direction: %d, modifiers: %d, x: %d, y: %d, z: %d\n", mouseWheelEvent->direction, mouseWheelEvent->modifiers, mouseWheelEvent->x, mouseWheelEvent->y, mouseWheelEvent->z);
 623
 624     EventHandler* handler( (EventHandler*)data );
 625     if ( mouseWheelEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 626     {
 627       WheelEvent wheelEvent( WheelEvent::MOUSE_WHEEL, mouseWheelEvent->direction, mouseWheelEvent->modifiers, Vector2(mouseWheelEvent->x, mouseWheelEvent->y), mouseWheelEvent->z, mouseWheelEvent->timestamp );
 628       handler->SendWheelEvent( wheelEvent );
 629     }
 630     return ECORE_CALLBACK_PASS_ON;
 631   }
 632
 633   /////////////////////////////////////////////////////////////////////////////////////////////////
 634   // Key Callbacks
 635   /////////////////////////////////////////////////////////////////////////////////////////////////
 636
 637   /**
 638    * Called when a key down is received.
 639    */
 640   static Eina_Bool EcoreEventKeyDown( void* data, int type, void* event )
 641   {
 642     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventKeyDown \n" );
 643
 644     EventHandler* handler( (EventHandler*)data );
 645     Ecore_Event_Key *keyEvent( (Ecore_Event_Key*)event );
 646     bool eventHandled( false );
 647
 648     // If a device key then skip ecore_imf_context_filter_event.
 649     if ( ! KeyLookup::IsDeviceButton( keyEvent->keyname ) )
 650     {
 651       Ecore_IMF_Context* imfContext = NULL;
 652       Dali::ImfManager imfManager( ImfManager::Get() );
 653       if ( imfManager )
 654       {
 655         imfContext = ImfManager::GetImplementation( imfManager ).GetContext();
 656       }
 657
 658       if ( imfContext )
 659       {
 660         // We're consuming key down event so we have to pass to IMF so that it can parse it as well.
 661         Ecore_IMF_Event_Key_Down ecoreKeyDownEvent;
 662         ecoreKeyDownEvent.keyname   = keyEvent->keyname;
 663         ecoreKeyDownEvent.key       = keyEvent->key;
 664         ecoreKeyDownEvent.string    = keyEvent->string;
 665         ecoreKeyDownEvent.compose   = keyEvent->compose;
 666         ecoreKeyDownEvent.timestamp = keyEvent->timestamp;
 667         ecoreKeyDownEvent.modifiers = EcoreInputModifierToEcoreIMFModifier ( keyEvent->modifiers );
 668         ecoreKeyDownEvent.locks     = (Ecore_IMF_Keyboard_Locks) ECORE_IMF_KEYBOARD_LOCK_NONE;
 669         ecoreKeyDownEvent.dev_name  = "";
 670         ecoreKeyDownEvent.dev_class = ECORE_IMF_DEVICE_CLASS_KEYBOARD;
 671         ecoreKeyDownEvent.dev_subclass = ECORE_IMF_DEVICE_SUBCLASS_NONE;
 672
 673         std::string checkDevice;
 674         GetDeviceName( keyEvent, checkDevice );
 675
 676         // If the device is IME and the focused key is the direction keys, then we should send a key event to move a key cursor.
 677         if( ( checkDevice == "ime" ) && ( ( !strncmp( keyEvent->keyname, "Left",  4 ) ) ||
 678                                           ( !strncmp( keyEvent->keyname, "Right", 5 ) ) ||
 679                                           ( !strncmp( keyEvent->keyname, "Up",    2 ) ) ||
 680                                           ( !strncmp( keyEvent->keyname, "Down",  4 ) ) ) )
 681         {
 682           eventHandled = 0;
 683         }
 684         else
 685         {
 686           eventHandled = ecore_imf_context_filter_event( imfContext,
 687                                                          ECORE_IMF_EVENT_KEY_DOWN,
 688                                                          (Ecore_IMF_Event *) &ecoreKeyDownEvent );
 689         }
 690
 691         // If the event has not been handled by IMF then check if we should reset our IMF context
 692         if( !eventHandled )
 693         {
 694           if ( !strcmp( keyEvent->keyname, "Escape"   ) ||
 695                !strcmp( keyEvent->keyname, "Return"   ) ||
 696                !strcmp( keyEvent->keyname, "KP_Enter" ) )
 697           {
 698             ecore_imf_context_reset( imfContext );
 699           }
 700         }
 701       }
 702     }
 703
 704     // If the event wasn't handled then we should send a key event.
 705     if ( !eventHandled )
 706     {
 707       if ( keyEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 708       {
 709         std::string keyName( keyEvent->keyname );
 710         std::string keyString( "" );
 711         int keyCode = KeyLookup::GetDaliKeyCode( keyEvent->keyname);
 712         keyCode = (keyCode == -1) ? 0 : keyCode;
 713         int modifier( keyEvent->modifiers );
 714         unsigned long time = keyEvent->timestamp;
 715         if (!strncmp(keyEvent->keyname, "Keycode-", 8))
 716           keyCode = atoi(keyEvent->keyname + 8);
 717
 718         // Ensure key event string is not NULL as keys like SHIFT have a null string.
 719         if ( keyEvent->string )
 720         {
 721           keyString = keyEvent->string;
 722         }
 723
 724         std::string deviceName;
 725         Device::Class::Type deviceClass;
 726         Device::Subclass::Type deviceSubclass;
 727
 728         GetDeviceName( keyEvent, deviceName );
 729         GetDeviceClass( ecore_device_class_get( keyEvent->dev ), deviceClass );
 730         GetDeviceSubclass( ecore_device_subclass_get( keyEvent->dev ), deviceSubclass );
 731
 732         DALI_LOG_INFO( gImfLogging, Debug::Verbose, "EVENT EcoreEventKeyDown - >>EcoreEventKeyDown deviceName(%s) deviceClass(%d)\n", deviceName.c_str(), deviceClass );
 733
 734         Integration::KeyEvent keyEvent(keyName, keyString, keyCode, modifier, time, Integration::KeyEvent::Down, deviceName, deviceClass, deviceSubclass );
 735         handler->SendEvent( keyEvent );
 736       }
 737     }
 738
 739     return ECORE_CALLBACK_PASS_ON;
 740   }
 741
 742   /**
 743    * Called when a key up is received.
 744    */
 745   static Eina_Bool EcoreEventKeyUp( void* data, int type, void* event )
 746   {
 747     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventKeyUp\n" );
 748
 749     EventHandler* handler( (EventHandler*)data );
 750     Ecore_Event_Key *keyEvent( (Ecore_Event_Key*)event );
 751     bool eventHandled( false );
 752
 753     // Device keys like Menu, home, back button must skip ecore_imf_context_filter_event.
 754     if ( ! KeyLookup::IsDeviceButton( keyEvent->keyname ) )
 755     {
 756       Ecore_IMF_Context* imfContext = NULL;
 757       Dali::ImfManager imfManager( ImfManager::Get() );
 758       if ( imfManager )
 759       {
 760         imfContext = ImfManager::GetImplementation( imfManager ).GetContext();
 761       }
 762
 763       if ( imfContext )
 764       {
 765         // We're consuming key up event so we have to pass to IMF so that it can parse it as well.
 766         Ecore_IMF_Event_Key_Up ecoreKeyUpEvent;
 767         ecoreKeyUpEvent.keyname   = keyEvent->keyname;
 768         ecoreKeyUpEvent.key       = keyEvent->key;
 769         ecoreKeyUpEvent.string    = keyEvent->string;
 770         ecoreKeyUpEvent.compose   = keyEvent->compose;
 771         ecoreKeyUpEvent.timestamp = keyEvent->timestamp;
 772         ecoreKeyUpEvent.modifiers = EcoreInputModifierToEcoreIMFModifier ( keyEvent->modifiers );
 773         ecoreKeyUpEvent.locks     = (Ecore_IMF_Keyboard_Locks) ECORE_IMF_KEYBOARD_LOCK_NONE;
 774         ecoreKeyUpEvent.dev_name  = "";
 775         ecoreKeyUpEvent.dev_class = ECORE_IMF_DEVICE_CLASS_KEYBOARD;
 776         ecoreKeyUpEvent.dev_subclass = ECORE_IMF_DEVICE_SUBCLASS_NONE;
 777
 778         eventHandled = ecore_imf_context_filter_event( imfContext,
 779                                                        ECORE_IMF_EVENT_KEY_UP,
 780                                                        (Ecore_IMF_Event *) &ecoreKeyUpEvent );
 781       }
 782     }
 783
 784     // If the event wasn't handled then we should send a key event.
 785     if ( !eventHandled )
 786     {
 787       if ( keyEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 788       {
 789         std::string keyName( keyEvent->keyname );
 790         std::string keyString( "" );
 791         int keyCode = KeyLookup::GetDaliKeyCode( keyEvent->keyname);
 792         keyCode = (keyCode == -1) ? 0 : keyCode;
 793         int modifier( keyEvent->modifiers );
 794         unsigned long time = keyEvent->timestamp;
 795         if (!strncmp(keyEvent->keyname, "Keycode-", 8))
 796           keyCode = atoi(keyEvent->keyname + 8);
 797
 798         // Ensure key event string is not NULL as keys like SHIFT have a null string.
 799         if ( keyEvent->string )
 800         {
 801           keyString = keyEvent->string;
 802         }
 803
 804         std::string deviceName;
 805         Device::Class::Type deviceClass;
 806         Device::Subclass::Type deviceSubclass;
 807
 808         GetDeviceName( keyEvent, deviceName );
 809         GetDeviceClass( ecore_device_class_get( keyEvent->dev ), deviceClass );
 810         GetDeviceSubclass( ecore_device_subclass_get( keyEvent->dev ), deviceSubclass );
 811
 812         Integration::KeyEvent keyEvent(keyName, keyString, keyCode, modifier, time, Integration::KeyEvent::Up, deviceName, deviceClass, deviceSubclass );
 813         handler->SendEvent( keyEvent );
 814       }
 815     }
 816
 817     return ECORE_CALLBACK_PASS_ON;
 818   }
 819
 820   /////////////////////////////////////////////////////////////////////////////////////////////////
 821   // Window Callbacks
 822   /////////////////////////////////////////////////////////////////////////////////////////////////
 823
 824   /**
 825    * Called when the window gains focus.
 826    */
 827   static Eina_Bool EcoreEventWindowFocusIn( void* data, int type, void* event )
 828   {
 829     Ecore_Wl_Event_Focus_In* focusInEvent( (Ecore_Wl_Event_Focus_In*)event );
 830     EventHandler* handler( (EventHandler*)data );
 831
 832     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventWindowFocusIn \n" );
 833
 834     // If the window gains focus and we hid the keyboard then show it again.
 835     if ( focusInEvent->win == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 836     {
 837       DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT EcoreEventWindowFocusIn - >>WindowFocusGained \n" );
 838
 839       if ( ImfManager::IsAvailable() /* Only get the ImfManager if it's available as we do not want to create it */ )
 840       {
 841         Dali::ImfManager imfManager( ImfManager::Get() );
 842         if ( imfManager )
 843         {
 844           ImfManager& imfManagerImpl( ImfManager::GetImplementation( imfManager ) );
 845           if( imfManagerImpl.RestoreAfterFocusLost() )
 846           {
 847             imfManagerImpl.Activate();
 848           }
 849         }
 850       }
 851       Dali::Clipboard clipboard = Clipboard::Get();
 852       clipboard.HideClipboard();
 853     }
 854
 855     return ECORE_CALLBACK_PASS_ON;
 856   }
 857
 858   /**
 859    * Called when the window loses focus.
 860    */
 861   static Eina_Bool EcoreEventWindowFocusOut( void* data, int type, void* event )
 862   {
 863     Ecore_Wl_Event_Focus_Out* focusOutEvent( (Ecore_Wl_Event_Focus_Out*)event );
 864     EventHandler* handler( (EventHandler*)data );
 865
 866     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventWindowFocusOut \n" );
 867
 868     // If the window loses focus then hide the keyboard.
 869     if ( focusOutEvent->win == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 870     {
 871       if ( ImfManager::IsAvailable() /* Only get the ImfManager if it's available as we do not want to create it */ )
 872       {
 873         Dali::ImfManager imfManager( ImfManager::Get() );
 874         if ( imfManager )
 875         {
 876           ImfManager& imfManagerImpl( ImfManager::GetImplementation( imfManager ) );
 877           if( imfManagerImpl.RestoreAfterFocusLost() )
 878           {
 879             imfManagerImpl.Deactivate();
 880           }
 881         }
 882       }
 883
 884       // Hiding clipboard event will be ignored once because window focus out event is always received on showing clipboard
 885       Dali::Clipboard clipboard = Clipboard::Get();
 886       if ( clipboard )
 887       {
 888         Clipboard& clipBoardImpl( GetImplementation( clipboard ) );
 889         clipBoardImpl.HideClipboard(true);
 890       }
 891     }
 892
 893     return ECORE_CALLBACK_PASS_ON;
 894   }
 895
 896   /**
 897    * Called when the window is damaged.
 898    */
 899   static Eina_Bool EcoreEventWindowDamaged(void *data, int type, void *event)
 900   {
 901     return ECORE_CALLBACK_PASS_ON;
 902   }
 903
 904   /**
 905    * Called when the window properties are changed.
 906    * We are only interested in the font change.
 907    */
 908
 909
 910   /////////////////////////////////////////////////////////////////////////////////////////////////
 911   // Drag & Drop Callbacks
 912   /////////////////////////////////////////////////////////////////////////////////////////////////
 913
 914   /**
 915    * Called when a dragged item enters our window's bounds.
 916    * This is when items are dragged INTO our window.
 917    */
 918   static Eina_Bool EcoreEventDndEnter( void* data, int type, void* event )
 919   {
 920     DALI_LOG_INFO( gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndEnter\n" );
 921
 922     return ECORE_CALLBACK_PASS_ON;
 923   }
 924
 925   /**
 926    * Called when a dragged item is moved within our window.
 927    * This is when items are dragged INTO our window.
 928    */
 929   static Eina_Bool EcoreEventDndPosition( void* data, int type, void* event )
 930   {
 931     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndPosition\n" );
 932
 933     return ECORE_CALLBACK_PASS_ON;
 934   }
 935
 936   /**
 937    * Called when a dragged item leaves our window's bounds.
 938    * This is when items are dragged INTO our window.
 939    */
 940   static Eina_Bool EcoreEventDndLeave( void* data, int type, void* event )
 941   {
 942     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndLeave\n" );
 943
 944     return ECORE_CALLBACK_PASS_ON;
 945   }
 946
 947   /**
 948    * Called when the dragged item is dropped within our window's bounds.
 949    * This is when items are dragged INTO our window.
 950    */
 951   static Eina_Bool EcoreEventDndDrop( void* data, int type, void* event )
 952   {
 953     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndDrop\n" );
 954
 955     return ECORE_CALLBACK_PASS_ON;
 956   }
 957
 958   /**
 959    * Called when a dragged item is moved from our window and the target window has done processing it.
 960    * This is when items are dragged FROM our window.
 961    */
 962   static Eina_Bool EcoreEventDndFinished( void* data, int type, void* event )
 963   {
 964     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndFinished\n" );
 965     return ECORE_CALLBACK_PASS_ON;
 966   }
 967
 968   /**
 969    * Called when a dragged item is moved from our window and the target window has sent us a status.
 970    * This is when items are dragged FROM our window.
 971    */
 972   static Eina_Bool EcoreEventDndStatus( void* data, int type, void* event )
 973   {
 974     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndStatus\n" );
 975     return ECORE_CALLBACK_PASS_ON;
 976   }
 977
 978   /**
 979    * Called when the client messages (i.e. the accessibility events) are received.
 980    */
 981   static Eina_Bool EcoreEventClientMessage( void* data, int type, void* event )
 982   {
 983     return ECORE_CALLBACK_PASS_ON;
 984   }
 985
 986
 987   /////////////////////////////////////////////////////////////////////////////////////////////////
 988   // ElDBus Accessibility Callbacks
 989   /////////////////////////////////////////////////////////////////////////////////////////////////
 990
 991 #ifdef DALI_ELDBUS_AVAILABLE
 992   // Callback for Ecore ElDBus accessibility events.
 993   static void OnEcoreElDBusAccessibilityNotification( void *context EINA_UNUSED, const Eldbus_Message *message )
 994   {
 995     EventHandler* handler = static_cast< EventHandler* >( context );
 996     // Ignore any accessibility events when paused.
 997     if( handler->mPaused )
 998     {
 999       return;
1000     }
1001
1002     if( !handler->mAccessibilityAdaptor )
1003     {
1004       DALI_LOG_ERROR( "Invalid accessibility adaptor\n" );
1005       return;
1006     }
1007
1008     AccessibilityAdaptor* accessibilityAdaptor( &AccessibilityAdaptor::GetImplementation( handler->mAccessibilityAdaptor ) );
1009     if( !accessibilityAdaptor )
1010     {
1011       DALI_LOG_ERROR( "Cannot access accessibility adaptor\n" );
1012       return;
1013     }
1014
1015     int gestureValue;
1016     int xS, yS, xE, yE;
1017     int state; // 0 - begin, 1 - ongoing, 2 - ended, 3 - aborted
1018     int eventTime;
1019
1020     // The string defines the arg-list's respective types.
1021     if( !eldbus_message_arguments_get( message, "iiiiiiu", &gestureValue, &xS, &yS, &xE, &yE, &state, &eventTime ) )
1022     {
1023       DALI_LOG_ERROR( "OnEcoreElDBusAccessibilityNotification: Error getting arguments\n" );
1024     }
1025
1026     DALI_LOG_INFO( gImfLogging, Debug::General, "Got gesture: Name: %d  Args: %d,%d,%d,%d  State: %d\n", gestureValue, xS, yS, xE, yE );
1027
1028     // Create a touch point object.
1029     TouchPoint::State touchPointState( TouchPoint::Down );
1030     if( state == 0 )
1031     {
1032       touchPointState = TouchPoint::Down; // Mouse down.
1033     }
1034     else if( state == 1 )
1035     {
1036       touchPointState = TouchPoint::Motion; // Mouse move.
1037     }
1038     else if( state == 2 )
1039     {
1040       touchPointState = TouchPoint::Up; // Mouse up.
1041     }
1042     else
1043     {
1044       touchPointState = TouchPoint::Interrupted; // Error.
1045     }
1046
1047     // Send touch event to accessibility adaptor.
1048     TouchPoint point( 0, touchPointState, (float)xS, (float)yS );
1049
1050     // Perform actions based on received gestures.
1051     // Note: This is seperated from the reading so we can have other input readers without changing the below code.
1052     switch( gestureValue )
1053     {
1054       case 0: // OneFingerHover
1055       {
1056         // Focus, read out.
1057         accessibilityAdaptor->HandleActionReadEvent( (unsigned int)xS, (unsigned int)yS, true /* allow read again */ );
1058         break;
1059       }
1060       case 1: // TwoFingersHover
1061       {
1062         // In accessibility mode, scroll action should be handled when the currently focused actor is contained in scrollable control
1063         accessibilityAdaptor->HandleActionScrollEvent( point, GetCurrentMilliSeconds() );
1064         break;
1065       }
1066       case 2: // ThreeFingersHover
1067       {
1068         // Read from top item on screen continuously.
1069         accessibilityAdaptor->HandleActionReadFromTopEvent();
1070         break;
1071       }
1072       case 3: // OneFingerFlickLeft
1073       {
1074         // Move to previous item.
1075         accessibilityAdaptor->HandleActionReadPreviousEvent();
1076         break;
1077       }
1078       case 4: // OneFingerFlickRight
1079       {
1080         // Move to next item.
1081         accessibilityAdaptor->HandleActionReadNextEvent();
1082         break;
1083       }
1084       case 5: // OneFingerFlickUp
1085       {
1086         // Move to previous item.
1087         accessibilityAdaptor->HandleActionPreviousEvent();
1088         break;
1089       }
1090       case 6: // OneFingerFlickDown
1091       {
1092         // Move to next item.
1093         accessibilityAdaptor->HandleActionNextEvent();
1094         break;
1095       }
1096       case 7: // TwoFingersFlickUp
1097       {
1098         // Scroll up the list.
1099         accessibilityAdaptor->HandleActionScrollUpEvent();
1100         break;
1101       }
1102       case 8: // TwoFingersFlickDown
1103       {
1104         // Scroll down the list.
1105         accessibilityAdaptor->HandleActionScrollDownEvent();
1106         break;
1107       }
1108       case 9: // TwoFingersFlickLeft
1109       {
1110         // Scroll left to the previous page
1111         accessibilityAdaptor->HandleActionPageLeftEvent();
1112         break;
1113       }
1114       case 10: // TwoFingersFlickRight
1115       {
1116         // Scroll right to the next page
1117         accessibilityAdaptor->HandleActionPageRightEvent();
1118         break;
1119       }
1120       case 11: // ThreeFingersFlickLeft
1121       {
1122         // Not exist yet
1123         break;
1124       }
1125       case 12: // ThreeFingersFlickRight
1126       {
1127         // Not exist yet
1128         break;
1129       }
1130       case 13: // ThreeFingersFlickUp
1131       {
1132         // Not exist yet
1133         break;
1134       }
1135       case 14: // ThreeFingersFlickDown
1136       {
1137         // Not exist yet
1138         break;
1139       }
1140       case 15: // OneFingerSingleTap
1141       {
1142         // Focus, read out.
1143         accessibilityAdaptor->HandleActionReadEvent( (unsigned int)xS, (unsigned int)yS, true /* allow read again */ );
1144         break;
1145       }
1146       case 16: // OneFingerDoubleTap
1147       {
1148         // Activate selected item / active edit mode.
1149         accessibilityAdaptor->HandleActionActivateEvent();
1150         break;
1151       }
1152       case 17: // OneFingerTripleTap
1153       {
1154         // Zoom
1155         accessibilityAdaptor->HandleActionZoomEvent();
1156         break;
1157       }
1158       case 18: // TwoFingersSingleTap
1159       {
1160         // Pause/Resume current speech
1161         accessibilityAdaptor->HandleActionReadPauseResumeEvent();
1162         break;
1163       }
1164       case 19: // TwoFingersDoubleTap
1165       {
1166         // Start/Stop current action
1167         accessibilityAdaptor->HandleActionStartStopEvent();
1168         break;
1169       }
1170       case 20: // TwoFingersTripleTap
1171       {
1172         // Read information from indicator
1173         accessibilityAdaptor->HandleActionReadIndicatorInformationEvent();
1174         break;
1175       }
1176       case 21: // ThreeFingersSingleTap
1177       {
1178         // Read from top item on screen continuously.
1179         accessibilityAdaptor->HandleActionReadFromTopEvent();
1180         break;
1181       }
1182       case 22: // ThreeFingersDoubleTap
1183       {
1184         // Read from next item continuously.
1185         accessibilityAdaptor->HandleActionReadFromNextEvent();
1186         break;
1187       }
1188       case 23: // ThreeFingersTripleTap
1189       {
1190         // Not exist yet
1191         break;
1192       }
1193       case 24: // OneFingerFlickLeftReturn
1194       {
1195         // Scroll up to the previous page
1196         accessibilityAdaptor->HandleActionPageUpEvent();
1197         break;
1198       }
1199       case 25: // OneFingerFlickRightReturn
1200       {
1201         // Scroll down to the next page
1202         accessibilityAdaptor->HandleActionPageDownEvent();
1203         break;
1204       }
1205       case 26: // OneFingerFlickUpReturn
1206       {
1207         // Move to the first item on screen
1208         accessibilityAdaptor->HandleActionMoveToFirstEvent();
1209         break;
1210       }
1211       case 27: // OneFingerFlickDownReturn
1212       {
1213         // Move to the last item on screen
1214         accessibilityAdaptor->HandleActionMoveToLastEvent();
1215         break;
1216       }
1217       case 28: // TwoFingersFlickLeftReturn
1218       {
1219         // Not exist yet
1220         break;
1221       }
1222       case 29: // TwoFingersFlickRightReturn
1223       {
1224         // Not exist yet
1225         break;
1226       }
1227       case 30: // TwoFingersFlickUpReturn
1228       {
1229         // Not exist yet
1230         break;
1231       }
1232       case 31: // TwoFingersFlickDownReturn
1233       {
1234         // Not exist yet
1235         break;
1236       }
1237       case 32: // ThreeFingersFlickLeftReturn
1238       {
1239         // Not exist yet
1240         break;
1241       }
1242       case 33: // ThreeFingersFlickRightReturn
1243       {
1244         // Not exist yet
1245         break;
1246       }
1247       case 34: // ThreeFingersFlickUpReturn
1248       {
1249         // Not exist yet
1250         break;
1251       }
1252       case 35: // ThreeFingersFlickDownReturn
1253       {
1254         // Not exist yet
1255         break;
1256       }
1257     }
1258   }
1259
1260   void EcoreElDBusInitialisation( void *handle )
1261   {
1262     Eldbus_Object *object;
1263     Eldbus_Proxy *manager;
1264
1265     if( !( mSystemConnection = eldbus_connection_get(ELDBUS_CONNECTION_TYPE_SYSTEM) ) )
1266     {
1267       DALI_LOG_ERROR( "Unable to get system bus\n" );
1268     }
1269
1270     object = eldbus_object_get( mSystemConnection, BUS, PATH );
1271     if( !object )
1272     {
1273       DALI_LOG_ERROR( "Getting object failed\n" );
1274       return;
1275     }
1276
1277     manager = eldbus_proxy_get( object, INTERFACE );
1278     if( !manager )
1279     {
1280       DALI_LOG_ERROR( "Getting proxy failed\n" );
1281       return;
1282     }
1283
1284     if( !eldbus_proxy_signal_handler_add( manager, "GestureDetected", OnEcoreElDBusAccessibilityNotification, handle ) )
1285     {
1286       DALI_LOG_ERROR( "No signal handler returned\n" );
1287     }
1288   }
1289 #endif // DALI_ELDBUS_AVAILABLE
1290
1291   /**
1292    * Called when the source window notifies us the content in clipboard is selected.
1293    */
1294   static Eina_Bool EcoreEventSelectionClear( void* data, int type, void* event )
1295   {
1296     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventSelectionClear\n" );
1297     return ECORE_CALLBACK_PASS_ON;
1298   }
1299
1300   /**
1301    * Called when the source window sends us about the selected content.
1302    * For example, when dragged items are dragged INTO our window or when items are selected in the clipboard.
1303    */
1304   static Eina_Bool EcoreEventSelectionNotify( void* data, int type, void* event )
1305   {
1306     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventSelectionNotify\n" );
1307     return ECORE_CALLBACK_PASS_ON;
1308   }
1309
1310   /**
1311   * Called when the source window notifies us the content in clipboard is selected.
1312   */
1313   static Eina_Bool EcoreEventDataSend( void* data, int type, void* event )
1314   {
1315     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventDataSend\n" );
1316
1317     Dali::Clipboard clipboard = Clipboard::Get();
1318     if ( clipboard )
1319     {
1320       Clipboard& clipBoardImpl( GetImplementation( clipboard ) );
1321       clipBoardImpl.ExcuteBuffered( true, event );
1322     }
1323     return ECORE_CALLBACK_PASS_ON;
1324   }
1325
1326    /**
1327     * Called when the source window sends us about the selected content.
1328     * For example, when item is selected in the clipboard.
1329     */
1330    static Eina_Bool EcoreEventDataReceive( void* data, int type, void* event )
1331    {
1332      DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventDataReceive\n" );
1333
1334      EventHandler* handler( (EventHandler*)data );
1335       Dali::Clipboard clipboard = Clipboard::Get();
1336       char *selectionData = NULL;
1337       if ( clipboard )
1338       {
1339         Clipboard& clipBoardImpl( GetImplementation( clipboard ) );
1340         selectionData = clipBoardImpl.ExcuteBuffered( false, event );
1341       }
1342       if ( selectionData && handler->mClipboardEventNotifier )
1343       {
1344         ClipboardEventNotifier& clipboardEventNotifier( ClipboardEventNotifier::GetImplementation( handler->mClipboardEventNotifier ) );
1345         std::string content( selectionData, strlen(selectionData) );
1346
1347         clipboardEventNotifier.SetContent( content );
1348         clipboardEventNotifier.EmitContentSelectedSignal();
1349       }
1350      return ECORE_CALLBACK_PASS_ON;
1351    }
1352
1353   /*
1354   * Called when rotate event is recevied
1355   */
1356   static Eina_Bool EcoreEventRotate( void* data, int type, void* event )
1357   {
1358     DALI_LOG_INFO( gSelectionEventLogFilter, Debug::Concise, "EcoreEventRotate\n" );
1359
1360     EventHandler* handler( (EventHandler*)data );
1361     Ecore_Wl_Event_Window_Rotate* ev( (Ecore_Wl_Event_Window_Rotate*)event );
1362
1363     if( ev->win != (unsigned int)ecore_wl_window_id_get( handler->mImpl->mWindow ) )
1364     {
1365       return ECORE_CALLBACK_PASS_ON;
1366     }
1367
1368     RotationEvent rotationEvent;
1369     rotationEvent.angle = ev->angle;
1370     rotationEvent.winResize = 0;
1371
1372     if( ev->angle == 0 || ev->angle == 180 )
1373     {
1374       rotationEvent.width = ev->w;
1375       rotationEvent.height = ev->h;
1376     }
1377     else
1378     {
1379       rotationEvent.width = ev->h;
1380       rotationEvent.height = ev->w;
1381     }
1382
1383     handler->SendRotationPrepareEvent( rotationEvent );
1384
1385     return ECORE_CALLBACK_PASS_ON;
1386   }
1387
1388   /*
1389   * Called when detent event is recevied
1390   */
1391   static Eina_Bool EcoreEventDetent( void* data, int type, void* event )
1392   {
1393     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventDetent\n" );
1394     EventHandler* handler( (EventHandler*)data );
1395     Ecore_Event_Detent_Rotate *e((Ecore_Event_Detent_Rotate *)event);
1396     int direction = (e->direction == ECORE_DETENT_DIRECTION_CLOCKWISE) ? 1 : -1;
1397     int timeStamp = e->timestamp;
1398
1399     WheelEvent wheelEvent( WheelEvent::CUSTOM_WHEEL, 0, 0, Vector2(0.0f, 0.0f), direction, timeStamp );
1400     handler->SendWheelEvent( wheelEvent );
1401     return ECORE_CALLBACK_PASS_ON;
1402   }
1403
1404   /////////////////////////////////////////////////////////////////////////////////////////////////
1405   // Font Callbacks
1406   /////////////////////////////////////////////////////////////////////////////////////////////////
1407   /**
1408    * Called when a font name is changed.
1409    */
1410   static void VconfNotifyFontNameChanged( keynode_t* node, void* data )
1411   {
1412     EventHandler* handler = static_cast<EventHandler*>( data );
1413     handler->SendEvent( StyleChange::DEFAULT_FONT_CHANGE );
1414   }
1415
1416   /**
1417    * Called when a font size is changed.
1418    */
1419   static void VconfNotifyFontSizeChanged( keynode_t* node, void* data )
1420   {
1421     EventHandler* handler = static_cast<EventHandler*>( data );
1422     handler->SendEvent( StyleChange::DEFAULT_FONT_SIZE_CHANGE );
1423   }
1424
1425   void ConvertTouchPosition( Integration::Point& point )
1426   {
1427     Vector2 position = point.GetScreenPosition();
1428     Vector2 convertedPosition;
1429
1430     switch( mRotationAngle )
1431     {
1432       case 90:
1433       {
1434         convertedPosition.x = mWindowWidth - position.y;
1435         convertedPosition.y = position.x;
1436         break;
1437       }
1438       case 180:
1439       {
1440         convertedPosition.x = mWindowWidth - position.x;
1441         convertedPosition.y = mWindowHeight - position.y;
1442         break;
1443       }
1444       case 270:
1445       {
1446         convertedPosition.x = position.y;
1447         convertedPosition.y = mWindowHeight - position.x;
1448         break;
1449       }
1450       default:
1451       {
1452         convertedPosition = position;
1453         break;
1454       }
1455     }
1456
1457     point.SetScreenPosition( convertedPosition );
1458   }
1459
1460   // Data
1461   EventHandler* mHandler;
1462   std::vector<Ecore_Event_Handler*> mEcoreEventHandler;
1463   Ecore_Wl_Window* mWindow;
1464   int mRotationAngle;
1465   int mWindowWidth;
1466   int mWindowHeight;
1467 #ifdef DALI_ELDBUS_AVAILABLE
1468   Eldbus_Connection* mSystemConnection;
1469 #endif // DALI_ELDBUS_AVAILABLE
1470 };
1471
1472 EventHandler::EventHandler( RenderSurface* surface, CoreEventInterface& coreEventInterface, GestureManager& gestureManager, DamageObserver& damageObserver, DragAndDropDetectorPtr dndDetector )
1473 : mCoreEventInterface( coreEventInterface ),
1474   mGestureManager( gestureManager ),
1475   mStyleMonitor( StyleMonitor::Get() ),
1476   mDamageObserver( damageObserver ),
1477   mRotationObserver( NULL ),
1478   mDragAndDropDetector( dndDetector ),
1479   mAccessibilityAdaptor( AccessibilityAdaptor::Get() ),
1480   mClipboardEventNotifier( ClipboardEventNotifier::Get() ),
1481   mClipboard( Clipboard::Get() ),
1482   mImpl( NULL ),
1483   mPaused( false )
1484 {
1485   Ecore_Wl_Window* window = 0;
1486
1487   // this code only works with the Ecore RenderSurface so need to downcast
1488   ECore::WindowRenderSurface* ecoreSurface = dynamic_cast< ECore::WindowRenderSurface* >( surface );
1489   if( ecoreSurface )
1490   {
1491     window = ecoreSurface->GetWlWindow();
1492   }
1493
1494   mImpl = new Impl(this, window);
1495 }
1496
1497 EventHandler::~EventHandler()
1498 {
1499   if(mImpl)
1500   {
1501     delete mImpl;
1502   }
1503
1504   mGestureManager.Stop();
1505 }
1506
1507 void EventHandler::SendEvent(Integration::Point& point, unsigned long timeStamp)
1508 {
1509   if(timeStamp < 1)
1510   {
1511     timeStamp = GetCurrentMilliSeconds();
1512   }
1513
1514   mImpl->ConvertTouchPosition( point );
1515
1516   Integration::TouchEvent touchEvent;
1517   Integration::HoverEvent hoverEvent;
1518   Integration::TouchEventCombiner::EventDispatchType type = mCombiner.GetNextTouchEvent(point, timeStamp, touchEvent, hoverEvent);
1519   if(type != Integration::TouchEventCombiner::DispatchNone )
1520   {
1521     DALI_LOG_INFO(gTouchEventLogFilter, Debug::General, "%d: Device %d: Button state %d (%.2f, %.2f)\n", timeStamp, point.GetDeviceId(), point.GetState(), point.GetScreenPosition().x, point.GetScreenPosition().y);
1522
1523     // First the touch and/or hover event & related gesture events are queued
1524     if(type == Integration::TouchEventCombiner::DispatchTouch || type == Integration::TouchEventCombiner::DispatchBoth)
1525     {
1526       mCoreEventInterface.QueueCoreEvent( touchEvent );
1527       mGestureManager.SendEvent(touchEvent);
1528     }
1529
1530     if(type == Integration::TouchEventCombiner::DispatchHover || type == Integration::TouchEventCombiner::DispatchBoth)
1531     {
1532       mCoreEventInterface.QueueCoreEvent( hoverEvent );
1533     }
1534
1535     // Next the events are processed with a single call into Core
1536     mCoreEventInterface.ProcessCoreEvents();
1537   }
1538 }
1539
1540 void EventHandler::SendEvent(Integration::KeyEvent& keyEvent)
1541 {
1542   Dali::PhysicalKeyboard physicalKeyboard = PhysicalKeyboard::Get();
1543   if ( physicalKeyboard )
1544   {
1545     if ( ! KeyLookup::IsDeviceButton( keyEvent.keyName.c_str() ) )
1546     {
1547       GetImplementation( physicalKeyboard ).KeyReceived( keyEvent.time > 1 );
1548     }
1549   }
1550
1551   // Create send KeyEvent to Core.
1552   mCoreEventInterface.QueueCoreEvent( keyEvent );
1553   mCoreEventInterface.ProcessCoreEvents();
1554 }
1555
1556 void EventHandler::SendWheelEvent( WheelEvent& wheelEvent )
1557 {
1558   // Create WheelEvent and send to Core.
1559   Integration::WheelEvent event( static_cast< Integration::WheelEvent::Type >(wheelEvent.type), wheelEvent.direction, wheelEvent.modifiers, wheelEvent.point, wheelEvent.z, wheelEvent.timeStamp );
1560   mCoreEventInterface.QueueCoreEvent( event );
1561   mCoreEventInterface.ProcessCoreEvents();
1562 }
1563
1564 void EventHandler::SendEvent( StyleChange::Type styleChange )
1565 {
1566   DALI_ASSERT_DEBUG( mStyleMonitor && "StyleMonitor Not Available" );
1567   GetImplementation( mStyleMonitor ).StyleChanged(styleChange);
1568 }
1569
1570 void EventHandler::SendEvent( const DamageArea& area )
1571 {
1572   mDamageObserver.OnDamaged( area );
1573 }
1574
1575 void EventHandler::SendRotationPrepareEvent( const RotationEvent& event )
1576 {
1577   if( mRotationObserver != NULL )
1578   {
1579     mImpl->mRotationAngle = event.angle;
1580     mImpl->mWindowWidth = event.width;
1581     mImpl->mWindowHeight = event.height;
1582
1583     mRotationObserver->OnRotationPrepare( event );
1584     mRotationObserver->OnRotationRequest();
1585   }
1586 }
1587
1588 void EventHandler::SendRotationRequestEvent( )
1589 {
1590   // No need to separate event into prepare and request in wayland
1591 }
1592
1593 void EventHandler::FeedTouchPoint( TouchPoint& point, int timeStamp)
1594 {
1595   Integration::Point convertedPoint( point );
1596   SendEvent(convertedPoint, timeStamp);
1597 }
1598
1599 void EventHandler::FeedWheelEvent( WheelEvent& wheelEvent )
1600 {
1601   SendWheelEvent( wheelEvent );
1602 }
1603
1604 void EventHandler::FeedKeyEvent( KeyEvent& event )
1605 {
1606   Integration::KeyEvent convertedEvent( event );
1607   SendEvent( convertedEvent );
1608 }
1609
1610 void EventHandler::FeedEvent( Integration::Event& event )
1611 {
1612   mCoreEventInterface.QueueCoreEvent( event );
1613   mCoreEventInterface.ProcessCoreEvents();
1614 }
1615
1616 void EventHandler::Reset()
1617 {
1618   mCombiner.Reset();
1619
1620   // Any touch listeners should be told of the interruption.
1621   Integration::TouchEvent event;
1622   Integration::Point point;
1623   point.SetState( PointState::INTERRUPTED );
1624   event.AddPoint( point );
1625
1626   // First the touch event & related gesture events are queued
1627   mCoreEventInterface.QueueCoreEvent( event );
1628   mGestureManager.SendEvent( event );
1629
1630   // Next the events are processed with a single call into Core
1631   mCoreEventInterface.ProcessCoreEvents();
1632 }
1633
1634 void EventHandler::Pause()
1635 {
1636   mPaused = true;
1637   Reset();
1638 }
1639
1640 void EventHandler::Resume()
1641 {
1642   mPaused = false;
1643   Reset();
1644 }
1645
1646 void EventHandler::SetDragAndDropDetector( DragAndDropDetectorPtr detector )
1647 {
1648   mDragAndDropDetector = detector;
1649 }
1650
1651 void EventHandler::SetRotationObserver( RotationObserver* observer )
1652 {
1653   mRotationObserver = observer;
1654 }
1655
1656 } // namespace Adaptor
1657
1658 } // namespace Internal
1659
1660 } // namespace Dali
1661
1662 #pragma GCC diagnostic pop