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.SetState( PointState::INTERRUPTED );
 605       point.SetScreenPosition( Vector2( touchEvent->x, touchEvent->y ) );
 606       handler->SendEvent( point, touchEvent->timestamp );
 607
 608       DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT EcoreEventMouseButtonCancel\n" );
 609     }
 610
 611     return ECORE_CALLBACK_PASS_ON;
 612   }
 613
 614   /**
 615    * Called when a mouse wheel is received.
 616    */
 617   static Eina_Bool EcoreEventMouseWheel( void* data, int type, void* event )
 618   {
 619     Ecore_Event_Mouse_Wheel *mouseWheelEvent( (Ecore_Event_Mouse_Wheel*)event );
 620
 621     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);
 622
 623     EventHandler* handler( (EventHandler*)data );
 624     if ( mouseWheelEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 625     {
 626       WheelEvent wheelEvent( WheelEvent::MOUSE_WHEEL, mouseWheelEvent->direction, mouseWheelEvent->modifiers, Vector2(mouseWheelEvent->x, mouseWheelEvent->y), mouseWheelEvent->z, mouseWheelEvent->timestamp );
 627       handler->SendWheelEvent( wheelEvent );
 628     }
 629     return ECORE_CALLBACK_PASS_ON;
 630   }
 631
 632   /////////////////////////////////////////////////////////////////////////////////////////////////
 633   // Key Callbacks
 634   /////////////////////////////////////////////////////////////////////////////////////////////////
 635
 636   /**
 637    * Called when a key down is received.
 638    */
 639   static Eina_Bool EcoreEventKeyDown( void* data, int type, void* event )
 640   {
 641     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventKeyDown \n" );
 642
 643     EventHandler* handler( (EventHandler*)data );
 644     Ecore_Event_Key *keyEvent( (Ecore_Event_Key*)event );
 645     bool eventHandled( false );
 646
 647     // If a device key then skip ecore_imf_context_filter_event.
 648     if ( ! KeyLookup::IsDeviceButton( keyEvent->keyname ) )
 649     {
 650       Ecore_IMF_Context* imfContext = NULL;
 651       Dali::ImfManager imfManager( ImfManager::Get() );
 652       if ( imfManager )
 653       {
 654         imfContext = ImfManager::GetImplementation( imfManager ).GetContext();
 655       }
 656
 657       if ( imfContext )
 658       {
 659         // We're consuming key down event so we have to pass to IMF so that it can parse it as well.
 660         Ecore_IMF_Event_Key_Down ecoreKeyDownEvent;
 661         ecoreKeyDownEvent.keyname   = keyEvent->keyname;
 662         ecoreKeyDownEvent.key       = keyEvent->key;
 663         ecoreKeyDownEvent.string    = keyEvent->string;
 664         ecoreKeyDownEvent.compose   = keyEvent->compose;
 665         ecoreKeyDownEvent.timestamp = keyEvent->timestamp;
 666         ecoreKeyDownEvent.modifiers = EcoreInputModifierToEcoreIMFModifier ( keyEvent->modifiers );
 667         ecoreKeyDownEvent.locks     = (Ecore_IMF_Keyboard_Locks) ECORE_IMF_KEYBOARD_LOCK_NONE;
 668         ecoreKeyDownEvent.dev_name  = "";
 669         ecoreKeyDownEvent.dev_class = ECORE_IMF_DEVICE_CLASS_KEYBOARD;
 670         ecoreKeyDownEvent.dev_subclass = ECORE_IMF_DEVICE_SUBCLASS_NONE;
 671
 672         std::string checkDevice;
 673         GetDeviceName( keyEvent, checkDevice );
 674
 675         // 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.
 676         if( ( checkDevice == "ime" ) && ( ( !strncmp( keyEvent->keyname, "Left",  4 ) ) ||
 677                                           ( !strncmp( keyEvent->keyname, "Right", 5 ) ) ||
 678                                           ( !strncmp( keyEvent->keyname, "Up",    2 ) ) ||
 679                                           ( !strncmp( keyEvent->keyname, "Down",  4 ) ) ) )
 680         {
 681           eventHandled = 0;
 682         }
 683         else
 684         {
 685           eventHandled = ecore_imf_context_filter_event( imfContext,
 686                                                          ECORE_IMF_EVENT_KEY_DOWN,
 687                                                          (Ecore_IMF_Event *) &ecoreKeyDownEvent );
 688         }
 689
 690         // If the event has not been handled by IMF then check if we should reset our IMF context
 691         if( !eventHandled )
 692         {
 693           if ( !strcmp( keyEvent->keyname, "Escape"   ) ||
 694                !strcmp( keyEvent->keyname, "Return"   ) ||
 695                !strcmp( keyEvent->keyname, "KP_Enter" ) )
 696           {
 697             ecore_imf_context_reset( imfContext );
 698           }
 699         }
 700       }
 701     }
 702
 703     // If the event wasn't handled then we should send a key event.
 704     if ( !eventHandled )
 705     {
 706       if ( keyEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 707       {
 708         std::string keyName( keyEvent->keyname );
 709         std::string keyString( "" );
 710         int keyCode = KeyLookup::GetDaliKeyCode( keyEvent->keyname);
 711         keyCode = (keyCode == -1) ? 0 : keyCode;
 712         int modifier( keyEvent->modifiers );
 713         unsigned long time = keyEvent->timestamp;
 714         if (!strncmp(keyEvent->keyname, "Keycode-", 8))
 715           keyCode = atoi(keyEvent->keyname + 8);
 716
 717         // Ensure key event string is not NULL as keys like SHIFT have a null string.
 718         if ( keyEvent->string )
 719         {
 720           keyString = keyEvent->string;
 721         }
 722
 723         std::string deviceName;
 724         Device::Class::Type deviceClass;
 725         Device::Subclass::Type deviceSubclass;
 726
 727         GetDeviceName( keyEvent, deviceName );
 728         GetDeviceClass( ecore_device_class_get( keyEvent->dev ), deviceClass );
 729         GetDeviceSubclass( ecore_device_subclass_get( keyEvent->dev ), deviceSubclass );
 730
 731         DALI_LOG_INFO( gImfLogging, Debug::Verbose, "EVENT EcoreEventKeyDown - >>EcoreEventKeyDown deviceName(%s) deviceClass(%d)\n", deviceName.c_str(), deviceClass );
 732
 733         Integration::KeyEvent keyEvent(keyName, keyString, keyCode, modifier, time, Integration::KeyEvent::Down, deviceName, deviceClass, deviceSubclass );
 734         handler->SendEvent( keyEvent );
 735       }
 736     }
 737
 738     return ECORE_CALLBACK_PASS_ON;
 739   }
 740
 741   /**
 742    * Called when a key up is received.
 743    */
 744   static Eina_Bool EcoreEventKeyUp( void* data, int type, void* event )
 745   {
 746     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventKeyUp\n" );
 747
 748     EventHandler* handler( (EventHandler*)data );
 749     Ecore_Event_Key *keyEvent( (Ecore_Event_Key*)event );
 750     bool eventHandled( false );
 751
 752     // Device keys like Menu, home, back button must skip ecore_imf_context_filter_event.
 753     if ( ! KeyLookup::IsDeviceButton( keyEvent->keyname ) )
 754     {
 755       Ecore_IMF_Context* imfContext = NULL;
 756       Dali::ImfManager imfManager( ImfManager::Get() );
 757       if ( imfManager )
 758       {
 759         imfContext = ImfManager::GetImplementation( imfManager ).GetContext();
 760       }
 761
 762       if ( imfContext )
 763       {
 764         // We're consuming key up event so we have to pass to IMF so that it can parse it as well.
 765         Ecore_IMF_Event_Key_Up ecoreKeyUpEvent;
 766         ecoreKeyUpEvent.keyname   = keyEvent->keyname;
 767         ecoreKeyUpEvent.key       = keyEvent->key;
 768         ecoreKeyUpEvent.string    = keyEvent->string;
 769         ecoreKeyUpEvent.compose   = keyEvent->compose;
 770         ecoreKeyUpEvent.timestamp = keyEvent->timestamp;
 771         ecoreKeyUpEvent.modifiers = EcoreInputModifierToEcoreIMFModifier ( keyEvent->modifiers );
 772         ecoreKeyUpEvent.locks     = (Ecore_IMF_Keyboard_Locks) ECORE_IMF_KEYBOARD_LOCK_NONE;
 773         ecoreKeyUpEvent.dev_name  = "";
 774         ecoreKeyUpEvent.dev_class = ECORE_IMF_DEVICE_CLASS_KEYBOARD;
 775         ecoreKeyUpEvent.dev_subclass = ECORE_IMF_DEVICE_SUBCLASS_NONE;
 776
 777         eventHandled = ecore_imf_context_filter_event( imfContext,
 778                                                        ECORE_IMF_EVENT_KEY_UP,
 779                                                        (Ecore_IMF_Event *) &ecoreKeyUpEvent );
 780       }
 781     }
 782
 783     // If the event wasn't handled then we should send a key event.
 784     if ( !eventHandled )
 785     {
 786       if ( keyEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 787       {
 788         std::string keyName( keyEvent->keyname );
 789         std::string keyString( "" );
 790         int keyCode = KeyLookup::GetDaliKeyCode( keyEvent->keyname);
 791         keyCode = (keyCode == -1) ? 0 : keyCode;
 792         int modifier( keyEvent->modifiers );
 793         unsigned long time = keyEvent->timestamp;
 794         if (!strncmp(keyEvent->keyname, "Keycode-", 8))
 795           keyCode = atoi(keyEvent->keyname + 8);
 796
 797         // Ensure key event string is not NULL as keys like SHIFT have a null string.
 798         if ( keyEvent->string )
 799         {
 800           keyString = keyEvent->string;
 801         }
 802
 803         std::string deviceName;
 804         Device::Class::Type deviceClass;
 805         Device::Subclass::Type deviceSubclass;
 806
 807         GetDeviceName( keyEvent, deviceName );
 808         GetDeviceClass( ecore_device_class_get( keyEvent->dev ), deviceClass );
 809         GetDeviceSubclass( ecore_device_subclass_get( keyEvent->dev ), deviceSubclass );
 810
 811         Integration::KeyEvent keyEvent(keyName, keyString, keyCode, modifier, time, Integration::KeyEvent::Up, deviceName, deviceClass, deviceSubclass );
 812         handler->SendEvent( keyEvent );
 813       }
 814     }
 815
 816     return ECORE_CALLBACK_PASS_ON;
 817   }
 818
 819   /////////////////////////////////////////////////////////////////////////////////////////////////
 820   // Window Callbacks
 821   /////////////////////////////////////////////////////////////////////////////////////////////////
 822
 823   /**
 824    * Called when the window gains focus.
 825    */
 826   static Eina_Bool EcoreEventWindowFocusIn( void* data, int type, void* event )
 827   {
 828     Ecore_Wl_Event_Focus_In* focusInEvent( (Ecore_Wl_Event_Focus_In*)event );
 829     EventHandler* handler( (EventHandler*)data );
 830
 831     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventWindowFocusIn \n" );
 832
 833     // If the window gains focus and we hid the keyboard then show it again.
 834     if ( focusInEvent->win == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 835     {
 836       DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT EcoreEventWindowFocusIn - >>WindowFocusGained \n" );
 837
 838       if ( ImfManager::IsAvailable() /* Only get the ImfManager if it's available as we do not want to create it */ )
 839       {
 840         Dali::ImfManager imfManager( ImfManager::Get() );
 841         if ( imfManager )
 842         {
 843           ImfManager& imfManagerImpl( ImfManager::GetImplementation( imfManager ) );
 844           if( imfManagerImpl.RestoreAfterFocusLost() )
 845           {
 846             imfManagerImpl.Activate();
 847           }
 848         }
 849       }
 850       Dali::Clipboard clipboard = Clipboard::Get();
 851       clipboard.HideClipboard();
 852     }
 853
 854     return ECORE_CALLBACK_PASS_ON;
 855   }
 856
 857   /**
 858    * Called when the window loses focus.
 859    */
 860   static Eina_Bool EcoreEventWindowFocusOut( void* data, int type, void* event )
 861   {
 862     Ecore_Wl_Event_Focus_Out* focusOutEvent( (Ecore_Wl_Event_Focus_Out*)event );
 863     EventHandler* handler( (EventHandler*)data );
 864
 865     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventWindowFocusOut \n" );
 866
 867     // If the window loses focus then hide the keyboard.
 868     if ( focusOutEvent->win == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 869     {
 870       if ( ImfManager::IsAvailable() /* Only get the ImfManager if it's available as we do not want to create it */ )
 871       {
 872         Dali::ImfManager imfManager( ImfManager::Get() );
 873         if ( imfManager )
 874         {
 875           ImfManager& imfManagerImpl( ImfManager::GetImplementation( imfManager ) );
 876           if( imfManagerImpl.RestoreAfterFocusLost() )
 877           {
 878             imfManagerImpl.Deactivate();
 879           }
 880         }
 881       }
 882
 883       // Hiding clipboard event will be ignored once because window focus out event is always received on showing clipboard
 884       Dali::Clipboard clipboard = Clipboard::Get();
 885       if ( clipboard )
 886       {
 887         Clipboard& clipBoardImpl( GetImplementation( clipboard ) );
 888         clipBoardImpl.HideClipboard(true);
 889       }
 890     }
 891
 892     return ECORE_CALLBACK_PASS_ON;
 893   }
 894
 895   /**
 896    * Called when the window is damaged.
 897    */
 898   static Eina_Bool EcoreEventWindowDamaged(void *data, int type, void *event)
 899   {
 900     return ECORE_CALLBACK_PASS_ON;
 901   }
 902
 903   /**
 904    * Called when the window properties are changed.
 905    * We are only interested in the font change.
 906    */
 907
 908
 909   /////////////////////////////////////////////////////////////////////////////////////////////////
 910   // Drag & Drop Callbacks
 911   /////////////////////////////////////////////////////////////////////////////////////////////////
 912
 913   /**
 914    * Called when a dragged item enters our window's bounds.
 915    * This is when items are dragged INTO our window.
 916    */
 917   static Eina_Bool EcoreEventDndEnter( void* data, int type, void* event )
 918   {
 919     DALI_LOG_INFO( gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndEnter\n" );
 920
 921     return ECORE_CALLBACK_PASS_ON;
 922   }
 923
 924   /**
 925    * Called when a dragged item is moved within our window.
 926    * This is when items are dragged INTO our window.
 927    */
 928   static Eina_Bool EcoreEventDndPosition( void* data, int type, void* event )
 929   {
 930     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndPosition\n" );
 931
 932     return ECORE_CALLBACK_PASS_ON;
 933   }
 934
 935   /**
 936    * Called when a dragged item leaves our window's bounds.
 937    * This is when items are dragged INTO our window.
 938    */
 939   static Eina_Bool EcoreEventDndLeave( void* data, int type, void* event )
 940   {
 941     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndLeave\n" );
 942
 943     return ECORE_CALLBACK_PASS_ON;
 944   }
 945
 946   /**
 947    * Called when the dragged item is dropped within our window's bounds.
 948    * This is when items are dragged INTO our window.
 949    */
 950   static Eina_Bool EcoreEventDndDrop( void* data, int type, void* event )
 951   {
 952     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndDrop\n" );
 953
 954     return ECORE_CALLBACK_PASS_ON;
 955   }
 956
 957   /**
 958    * Called when a dragged item is moved from our window and the target window has done processing it.
 959    * This is when items are dragged FROM our window.
 960    */
 961   static Eina_Bool EcoreEventDndFinished( void* data, int type, void* event )
 962   {
 963     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndFinished\n" );
 964     return ECORE_CALLBACK_PASS_ON;
 965   }
 966
 967   /**
 968    * Called when a dragged item is moved from our window and the target window has sent us a status.
 969    * This is when items are dragged FROM our window.
 970    */
 971   static Eina_Bool EcoreEventDndStatus( void* data, int type, void* event )
 972   {
 973     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndStatus\n" );
 974     return ECORE_CALLBACK_PASS_ON;
 975   }
 976
 977   /**
 978    * Called when the client messages (i.e. the accessibility events) are received.
 979    */
 980   static Eina_Bool EcoreEventClientMessage( void* data, int type, void* event )
 981   {
 982     return ECORE_CALLBACK_PASS_ON;
 983   }
 984
 985
 986   /////////////////////////////////////////////////////////////////////////////////////////////////
 987   // ElDBus Accessibility Callbacks
 988   /////////////////////////////////////////////////////////////////////////////////////////////////
 989
 990 #ifdef DALI_ELDBUS_AVAILABLE
 991   // Callback for Ecore ElDBus accessibility events.
 992   static void OnEcoreElDBusAccessibilityNotification( void *context EINA_UNUSED, const Eldbus_Message *message )
 993   {
 994     EventHandler* handler = static_cast< EventHandler* >( context );
 995     // Ignore any accessibility events when paused.
 996     if( handler->mPaused )
 997     {
 998       return;
 999     }
1000
1001     if( !handler->mAccessibilityAdaptor )
1002     {
1003       DALI_LOG_ERROR( "Invalid accessibility adaptor\n" );
1004       return;
1005     }
1006
1007     AccessibilityAdaptor* accessibilityAdaptor( &AccessibilityAdaptor::GetImplementation( handler->mAccessibilityAdaptor ) );
1008     if( !accessibilityAdaptor )
1009     {
1010       DALI_LOG_ERROR( "Cannot access accessibility adaptor\n" );
1011       return;
1012     }
1013
1014     int gestureValue;
1015     int xS, yS, xE, yE;
1016     int state; // 0 - begin, 1 - ongoing, 2 - ended, 3 - aborted
1017     int eventTime;
1018
1019     // The string defines the arg-list's respective types.
1020     if( !eldbus_message_arguments_get( message, "iiiiiiu", &gestureValue, &xS, &yS, &xE, &yE, &state, &eventTime ) )
1021     {
1022       DALI_LOG_ERROR( "OnEcoreElDBusAccessibilityNotification: Error getting arguments\n" );
1023     }
1024
1025     DALI_LOG_INFO( gImfLogging, Debug::General, "Got gesture: Name: %d  Args: %d,%d,%d,%d  State: %d\n", gestureValue, xS, yS, xE, yE );
1026
1027     // Create a touch point object.
1028     TouchPoint::State touchPointState( TouchPoint::Down );
1029     if( state == 0 )
1030     {
1031       touchPointState = TouchPoint::Down; // Mouse down.
1032     }
1033     else if( state == 1 )
1034     {
1035       touchPointState = TouchPoint::Motion; // Mouse move.
1036     }
1037     else if( state == 2 )
1038     {
1039       touchPointState = TouchPoint::Up; // Mouse up.
1040     }
1041     else
1042     {
1043       touchPointState = TouchPoint::Interrupted; // Error.
1044     }
1045
1046     // Send touch event to accessibility adaptor.
1047     TouchPoint point( 0, touchPointState, (float)xS, (float)yS );
1048
1049     // Perform actions based on received gestures.
1050     // Note: This is seperated from the reading so we can have other input readers without changing the below code.
1051     switch( gestureValue )
1052     {
1053       case 0: // OneFingerHover
1054       {
1055         // Focus, read out.
1056         accessibilityAdaptor->HandleActionReadEvent( (unsigned int)xS, (unsigned int)yS, true /* allow read again */ );
1057         break;
1058       }
1059       case 1: // TwoFingersHover
1060       {
1061         // In accessibility mode, scroll action should be handled when the currently focused actor is contained in scrollable control
1062         accessibilityAdaptor->HandleActionScrollEvent( point, GetCurrentMilliSeconds() );
1063         break;
1064       }
1065       case 2: // ThreeFingersHover
1066       {
1067         // Read from top item on screen continuously.
1068         accessibilityAdaptor->HandleActionReadFromTopEvent();
1069         break;
1070       }
1071       case 3: // OneFingerFlickLeft
1072       {
1073         // Move to previous item.
1074         accessibilityAdaptor->HandleActionReadPreviousEvent();
1075         break;
1076       }
1077       case 4: // OneFingerFlickRight
1078       {
1079         // Move to next item.
1080         accessibilityAdaptor->HandleActionReadNextEvent();
1081         break;
1082       }
1083       case 5: // OneFingerFlickUp
1084       {
1085         // Move to previous item.
1086         accessibilityAdaptor->HandleActionPreviousEvent();
1087         break;
1088       }
1089       case 6: // OneFingerFlickDown
1090       {
1091         // Move to next item.
1092         accessibilityAdaptor->HandleActionNextEvent();
1093         break;
1094       }
1095       case 7: // TwoFingersFlickUp
1096       {
1097         // Scroll up the list.
1098         accessibilityAdaptor->HandleActionScrollUpEvent();
1099         break;
1100       }
1101       case 8: // TwoFingersFlickDown
1102       {
1103         // Scroll down the list.
1104         accessibilityAdaptor->HandleActionScrollDownEvent();
1105         break;
1106       }
1107       case 9: // TwoFingersFlickLeft
1108       {
1109         // Scroll left to the previous page
1110         accessibilityAdaptor->HandleActionPageLeftEvent();
1111         break;
1112       }
1113       case 10: // TwoFingersFlickRight
1114       {
1115         // Scroll right to the next page
1116         accessibilityAdaptor->HandleActionPageRightEvent();
1117         break;
1118       }
1119       case 11: // ThreeFingersFlickLeft
1120       {
1121         // Not exist yet
1122         break;
1123       }
1124       case 12: // ThreeFingersFlickRight
1125       {
1126         // Not exist yet
1127         break;
1128       }
1129       case 13: // ThreeFingersFlickUp
1130       {
1131         // Not exist yet
1132         break;
1133       }
1134       case 14: // ThreeFingersFlickDown
1135       {
1136         // Not exist yet
1137         break;
1138       }
1139       case 15: // OneFingerSingleTap
1140       {
1141         // Focus, read out.
1142         accessibilityAdaptor->HandleActionReadEvent( (unsigned int)xS, (unsigned int)yS, true /* allow read again */ );
1143         break;
1144       }
1145       case 16: // OneFingerDoubleTap
1146       {
1147         // Activate selected item / active edit mode.
1148         accessibilityAdaptor->HandleActionActivateEvent();
1149         break;
1150       }
1151       case 17: // OneFingerTripleTap
1152       {
1153         // Zoom
1154         accessibilityAdaptor->HandleActionZoomEvent();
1155         break;
1156       }
1157       case 18: // TwoFingersSingleTap
1158       {
1159         // Pause/Resume current speech
1160         accessibilityAdaptor->HandleActionReadPauseResumeEvent();
1161         break;
1162       }
1163       case 19: // TwoFingersDoubleTap
1164       {
1165         // Start/Stop current action
1166         accessibilityAdaptor->HandleActionStartStopEvent();
1167         break;
1168       }
1169       case 20: // TwoFingersTripleTap
1170       {
1171         // Read information from indicator
1172         accessibilityAdaptor->HandleActionReadIndicatorInformationEvent();
1173         break;
1174       }
1175       case 21: // ThreeFingersSingleTap
1176       {
1177         // Read from top item on screen continuously.
1178         accessibilityAdaptor->HandleActionReadFromTopEvent();
1179         break;
1180       }
1181       case 22: // ThreeFingersDoubleTap
1182       {
1183         // Read from next item continuously.
1184         accessibilityAdaptor->HandleActionReadFromNextEvent();
1185         break;
1186       }
1187       case 23: // ThreeFingersTripleTap
1188       {
1189         // Not exist yet
1190         break;
1191       }
1192       case 24: // OneFingerFlickLeftReturn
1193       {
1194         // Scroll up to the previous page
1195         accessibilityAdaptor->HandleActionPageUpEvent();
1196         break;
1197       }
1198       case 25: // OneFingerFlickRightReturn
1199       {
1200         // Scroll down to the next page
1201         accessibilityAdaptor->HandleActionPageDownEvent();
1202         break;
1203       }
1204       case 26: // OneFingerFlickUpReturn
1205       {
1206         // Move to the first item on screen
1207         accessibilityAdaptor->HandleActionMoveToFirstEvent();
1208         break;
1209       }
1210       case 27: // OneFingerFlickDownReturn
1211       {
1212         // Move to the last item on screen
1213         accessibilityAdaptor->HandleActionMoveToLastEvent();
1214         break;
1215       }
1216       case 28: // TwoFingersFlickLeftReturn
1217       {
1218         // Not exist yet
1219         break;
1220       }
1221       case 29: // TwoFingersFlickRightReturn
1222       {
1223         // Not exist yet
1224         break;
1225       }
1226       case 30: // TwoFingersFlickUpReturn
1227       {
1228         // Not exist yet
1229         break;
1230       }
1231       case 31: // TwoFingersFlickDownReturn
1232       {
1233         // Not exist yet
1234         break;
1235       }
1236       case 32: // ThreeFingersFlickLeftReturn
1237       {
1238         // Not exist yet
1239         break;
1240       }
1241       case 33: // ThreeFingersFlickRightReturn
1242       {
1243         // Not exist yet
1244         break;
1245       }
1246       case 34: // ThreeFingersFlickUpReturn
1247       {
1248         // Not exist yet
1249         break;
1250       }
1251       case 35: // ThreeFingersFlickDownReturn
1252       {
1253         // Not exist yet
1254         break;
1255       }
1256     }
1257   }
1258
1259   void EcoreElDBusInitialisation( void *handle )
1260   {
1261     Eldbus_Object *object;
1262     Eldbus_Proxy *manager;
1263
1264     if( !( mSystemConnection = eldbus_connection_get(ELDBUS_CONNECTION_TYPE_SYSTEM) ) )
1265     {
1266       DALI_LOG_ERROR( "Unable to get system bus\n" );
1267     }
1268
1269     object = eldbus_object_get( mSystemConnection, BUS, PATH );
1270     if( !object )
1271     {
1272       DALI_LOG_ERROR( "Getting object failed\n" );
1273       return;
1274     }
1275
1276     manager = eldbus_proxy_get( object, INTERFACE );
1277     if( !manager )
1278     {
1279       DALI_LOG_ERROR( "Getting proxy failed\n" );
1280       return;
1281     }
1282
1283     if( !eldbus_proxy_signal_handler_add( manager, "GestureDetected", OnEcoreElDBusAccessibilityNotification, handle ) )
1284     {
1285       DALI_LOG_ERROR( "No signal handler returned\n" );
1286     }
1287   }
1288 #endif // DALI_ELDBUS_AVAILABLE
1289
1290   /**
1291    * Called when the source window notifies us the content in clipboard is selected.
1292    */
1293   static Eina_Bool EcoreEventSelectionClear( void* data, int type, void* event )
1294   {
1295     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventSelectionClear\n" );
1296     return ECORE_CALLBACK_PASS_ON;
1297   }
1298
1299   /**
1300    * Called when the source window sends us about the selected content.
1301    * For example, when dragged items are dragged INTO our window or when items are selected in the clipboard.
1302    */
1303   static Eina_Bool EcoreEventSelectionNotify( void* data, int type, void* event )
1304   {
1305     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventSelectionNotify\n" );
1306     return ECORE_CALLBACK_PASS_ON;
1307   }
1308
1309   /**
1310   * Called when the source window notifies us the content in clipboard is selected.
1311   */
1312   static Eina_Bool EcoreEventDataSend( void* data, int type, void* event )
1313   {
1314     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventDataSend\n" );
1315
1316     Dali::Clipboard clipboard = Clipboard::Get();
1317     if ( clipboard )
1318     {
1319       Clipboard& clipBoardImpl( GetImplementation( clipboard ) );
1320       clipBoardImpl.ExcuteBuffered( true, event );
1321     }
1322     return ECORE_CALLBACK_PASS_ON;
1323   }
1324
1325    /**
1326     * Called when the source window sends us about the selected content.
1327     * For example, when item is selected in the clipboard.
1328     */
1329    static Eina_Bool EcoreEventDataReceive( void* data, int type, void* event )
1330    {
1331      DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventDataReceive\n" );
1332
1333      EventHandler* handler( (EventHandler*)data );
1334       Dali::Clipboard clipboard = Clipboard::Get();
1335       char *selectionData = NULL;
1336       if ( clipboard )
1337       {
1338         Clipboard& clipBoardImpl( GetImplementation( clipboard ) );
1339         selectionData = clipBoardImpl.ExcuteBuffered( false, event );
1340       }
1341       if ( selectionData && handler->mClipboardEventNotifier )
1342       {
1343         ClipboardEventNotifier& clipboardEventNotifier( ClipboardEventNotifier::GetImplementation( handler->mClipboardEventNotifier ) );
1344         std::string content( selectionData, strlen(selectionData) );
1345
1346         clipboardEventNotifier.SetContent( content );
1347         clipboardEventNotifier.EmitContentSelectedSignal();
1348       }
1349      return ECORE_CALLBACK_PASS_ON;
1350    }
1351
1352   /*
1353   * Called when rotate event is recevied
1354   */
1355   static Eina_Bool EcoreEventRotate( void* data, int type, void* event )
1356   {
1357     DALI_LOG_INFO( gSelectionEventLogFilter, Debug::Concise, "EcoreEventRotate\n" );
1358
1359     EventHandler* handler( (EventHandler*)data );
1360     Ecore_Wl_Event_Window_Rotate* ev( (Ecore_Wl_Event_Window_Rotate*)event );
1361
1362     if( ev->win != (unsigned int)ecore_wl_window_id_get( handler->mImpl->mWindow ) )
1363     {
1364       return ECORE_CALLBACK_PASS_ON;
1365     }
1366
1367     RotationEvent rotationEvent;
1368     rotationEvent.angle = ev->angle;
1369     rotationEvent.winResize = 0;
1370
1371     if( ev->angle == 0 || ev->angle == 180 )
1372     {
1373       rotationEvent.width = ev->w;
1374       rotationEvent.height = ev->h;
1375     }
1376     else
1377     {
1378       rotationEvent.width = ev->h;
1379       rotationEvent.height = ev->w;
1380     }
1381
1382     handler->SendRotationPrepareEvent( rotationEvent );
1383
1384     return ECORE_CALLBACK_PASS_ON;
1385   }
1386
1387   /*
1388   * Called when detent event is recevied
1389   */
1390   static Eina_Bool EcoreEventDetent( void* data, int type, void* event )
1391   {
1392     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventDetent\n" );
1393     EventHandler* handler( (EventHandler*)data );
1394     Ecore_Event_Detent_Rotate *e((Ecore_Event_Detent_Rotate *)event);
1395     int direction = (e->direction == ECORE_DETENT_DIRECTION_CLOCKWISE) ? 1 : -1;
1396     int timeStamp = e->timestamp;
1397
1398     WheelEvent wheelEvent( WheelEvent::CUSTOM_WHEEL, 0, 0, Vector2(0.0f, 0.0f), direction, timeStamp );
1399     handler->SendWheelEvent( wheelEvent );
1400     return ECORE_CALLBACK_PASS_ON;
1401   }
1402
1403   /////////////////////////////////////////////////////////////////////////////////////////////////
1404   // Font Callbacks
1405   /////////////////////////////////////////////////////////////////////////////////////////////////
1406   /**
1407    * Called when a font name is changed.
1408    */
1409   static void VconfNotifyFontNameChanged( keynode_t* node, void* data )
1410   {
1411     EventHandler* handler = static_cast<EventHandler*>( data );
1412     handler->SendEvent( StyleChange::DEFAULT_FONT_CHANGE );
1413   }
1414
1415   /**
1416    * Called when a font size is changed.
1417    */
1418   static void VconfNotifyFontSizeChanged( keynode_t* node, void* data )
1419   {
1420     EventHandler* handler = static_cast<EventHandler*>( data );
1421     handler->SendEvent( StyleChange::DEFAULT_FONT_SIZE_CHANGE );
1422   }
1423
1424   void ConvertTouchPosition( Integration::Point& point )
1425   {
1426     Vector2 position = point.GetScreenPosition();
1427     Vector2 convertedPosition;
1428
1429     switch( mRotationAngle )
1430     {
1431       case 90:
1432       {
1433         convertedPosition.x = mWindowWidth - position.y;
1434         convertedPosition.y = position.x;
1435         break;
1436       }
1437       case 180:
1438       {
1439         convertedPosition.x = mWindowWidth - position.x;
1440         convertedPosition.y = mWindowHeight - position.y;
1441         break;
1442       }
1443       case 270:
1444       {
1445         convertedPosition.x = position.y;
1446         convertedPosition.y = mWindowHeight - position.x;
1447         break;
1448       }
1449       default:
1450       {
1451         convertedPosition = position;
1452         break;
1453       }
1454     }
1455
1456     point.SetScreenPosition( convertedPosition );
1457   }
1458
1459   // Data
1460   EventHandler* mHandler;
1461   std::vector<Ecore_Event_Handler*> mEcoreEventHandler;
1462   Ecore_Wl_Window* mWindow;
1463   int mRotationAngle;
1464   int mWindowWidth;
1465   int mWindowHeight;
1466 #ifdef DALI_ELDBUS_AVAILABLE
1467   Eldbus_Connection* mSystemConnection;
1468 #endif // DALI_ELDBUS_AVAILABLE
1469 };
1470
1471 EventHandler::EventHandler( RenderSurface* surface, CoreEventInterface& coreEventInterface, GestureManager& gestureManager, DamageObserver& damageObserver, DragAndDropDetectorPtr dndDetector )
1472 : mCoreEventInterface( coreEventInterface ),
1473   mGestureManager( gestureManager ),
1474   mStyleMonitor( StyleMonitor::Get() ),
1475   mDamageObserver( damageObserver ),
1476   mRotationObserver( NULL ),
1477   mDragAndDropDetector( dndDetector ),
1478   mAccessibilityAdaptor( AccessibilityAdaptor::Get() ),
1479   mClipboardEventNotifier( ClipboardEventNotifier::Get() ),
1480   mClipboard( Clipboard::Get() ),
1481   mImpl( NULL ),
1482   mPaused( false )
1483 {
1484   Ecore_Wl_Window* window = 0;
1485
1486   // this code only works with the Ecore RenderSurface so need to downcast
1487   ECore::WindowRenderSurface* ecoreSurface = dynamic_cast< ECore::WindowRenderSurface* >( surface );
1488   if( ecoreSurface )
1489   {
1490     window = ecoreSurface->GetWlWindow();
1491   }
1492
1493   mImpl = new Impl(this, window);
1494 }
1495
1496 EventHandler::~EventHandler()
1497 {
1498   if(mImpl)
1499   {
1500     delete mImpl;
1501   }
1502
1503   mGestureManager.Stop();
1504 }
1505
1506 void EventHandler::SendEvent(Integration::Point& point, unsigned long timeStamp)
1507 {
1508   if(timeStamp < 1)
1509   {
1510     timeStamp = GetCurrentMilliSeconds();
1511   }
1512
1513   mImpl->ConvertTouchPosition( point );
1514
1515   Integration::TouchEvent touchEvent;
1516   Integration::HoverEvent hoverEvent;
1517   Integration::TouchEventCombiner::EventDispatchType type = mCombiner.GetNextTouchEvent(point, timeStamp, touchEvent, hoverEvent);
1518   if(type != Integration::TouchEventCombiner::DispatchNone )
1519   {
1520     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);
1521
1522     // First the touch and/or hover event & related gesture events are queued
1523     if(type == Integration::TouchEventCombiner::DispatchTouch || type == Integration::TouchEventCombiner::DispatchBoth)
1524     {
1525       mCoreEventInterface.QueueCoreEvent( touchEvent );
1526       mGestureManager.SendEvent(touchEvent);
1527     }
1528
1529     if(type == Integration::TouchEventCombiner::DispatchHover || type == Integration::TouchEventCombiner::DispatchBoth)
1530     {
1531       mCoreEventInterface.QueueCoreEvent( hoverEvent );
1532     }
1533
1534     // Next the events are processed with a single call into Core
1535     mCoreEventInterface.ProcessCoreEvents();
1536   }
1537 }
1538
1539 void EventHandler::SendEvent(Integration::KeyEvent& keyEvent)
1540 {
1541   Dali::PhysicalKeyboard physicalKeyboard = PhysicalKeyboard::Get();
1542   if ( physicalKeyboard )
1543   {
1544     if ( ! KeyLookup::IsDeviceButton( keyEvent.keyName.c_str() ) )
1545     {
1546       GetImplementation( physicalKeyboard ).KeyReceived( keyEvent.time > 1 );
1547     }
1548   }
1549
1550   // Create send KeyEvent to Core.
1551   mCoreEventInterface.QueueCoreEvent( keyEvent );
1552   mCoreEventInterface.ProcessCoreEvents();
1553 }
1554
1555 void EventHandler::SendWheelEvent( WheelEvent& wheelEvent )
1556 {
1557   // Create WheelEvent and send to Core.
1558   Integration::WheelEvent event( static_cast< Integration::WheelEvent::Type >(wheelEvent.type), wheelEvent.direction, wheelEvent.modifiers, wheelEvent.point, wheelEvent.z, wheelEvent.timeStamp );
1559   mCoreEventInterface.QueueCoreEvent( event );
1560   mCoreEventInterface.ProcessCoreEvents();
1561 }
1562
1563 void EventHandler::SendEvent( StyleChange::Type styleChange )
1564 {
1565   DALI_ASSERT_DEBUG( mStyleMonitor && "StyleMonitor Not Available" );
1566   GetImplementation( mStyleMonitor ).StyleChanged(styleChange);
1567 }
1568
1569 void EventHandler::SendEvent( const DamageArea& area )
1570 {
1571   mDamageObserver.OnDamaged( area );
1572 }
1573
1574 void EventHandler::SendRotationPrepareEvent( const RotationEvent& event )
1575 {
1576   if( mRotationObserver != NULL )
1577   {
1578     mImpl->mRotationAngle = event.angle;
1579     mImpl->mWindowWidth = event.width;
1580     mImpl->mWindowHeight = event.height;
1581
1582     mRotationObserver->OnRotationPrepare( event );
1583     mRotationObserver->OnRotationRequest();
1584   }
1585 }
1586
1587 void EventHandler::SendRotationRequestEvent( )
1588 {
1589   // No need to separate event into prepare and request in wayland
1590 }
1591
1592 void EventHandler::FeedTouchPoint( TouchPoint& point, int timeStamp)
1593 {
1594   Integration::Point convertedPoint( point );
1595   SendEvent(convertedPoint, timeStamp);
1596 }
1597
1598 void EventHandler::FeedWheelEvent( WheelEvent& wheelEvent )
1599 {
1600   SendWheelEvent( wheelEvent );
1601 }
1602
1603 void EventHandler::FeedKeyEvent( KeyEvent& event )
1604 {
1605   Integration::KeyEvent convertedEvent( event );
1606   SendEvent( convertedEvent );
1607 }
1608
1609 void EventHandler::FeedEvent( Integration::Event& event )
1610 {
1611   mCoreEventInterface.QueueCoreEvent( event );
1612   mCoreEventInterface.ProcessCoreEvents();
1613 }
1614
1615 void EventHandler::Reset()
1616 {
1617   mCombiner.Reset();
1618
1619   // Any touch listeners should be told of the interruption.
1620   Integration::TouchEvent event;
1621   Integration::Point point;
1622   point.SetState( PointState::INTERRUPTED );
1623   event.AddPoint( point );
1624
1625   // First the touch event & related gesture events are queued
1626   mCoreEventInterface.QueueCoreEvent( event );
1627   mGestureManager.SendEvent( event );
1628
1629   // Next the events are processed with a single call into Core
1630   mCoreEventInterface.ProcessCoreEvents();
1631 }
1632
1633 void EventHandler::Pause()
1634 {
1635   mPaused = true;
1636   Reset();
1637 }
1638
1639 void EventHandler::Resume()
1640 {
1641   mPaused = false;
1642   Reset();
1643 }
1644
1645 void EventHandler::SetDragAndDropDetector( DragAndDropDetectorPtr detector )
1646 {
1647   mDragAndDropDetector = detector;
1648 }
1649
1650 void EventHandler::SetRotationObserver( RotationObserver* observer )
1651 {
1652   mRotationObserver = observer;
1653 }
1654
1655 } // namespace Adaptor
1656
1657 } // namespace Internal
1658
1659 } // namespace Dali
1660
1661 #pragma GCC diagnostic pop