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  * EcoreInputModifierToEcoreIMFLock function converts from Ecore_Event_Modifier to Ecore_IMF_Keyboard_Locks enums.
 173  * @param[in] modifier the Ecore_Event_Modifier input.
 174  * @return the Ecore_IMF_Keyboard_Locks output.
 175  */
 176 Ecore_IMF_Keyboard_Locks EcoreInputModifierToEcoreIMFLock( unsigned int modifier )
 177 {
 178     unsigned int lock( ECORE_IMF_KEYBOARD_LOCK_NONE ); // If no other matches, returns NONE.
 179
 180     if( modifier & ECORE_EVENT_LOCK_NUM )
 181     {
 182       lock |= ECORE_IMF_KEYBOARD_LOCK_NUM; // Num lock is active.
 183     }
 184
 185     if( modifier & ECORE_EVENT_LOCK_CAPS )
 186     {
 187       lock |= ECORE_IMF_KEYBOARD_LOCK_CAPS; // Caps lock is active.
 188     }
 189
 190     if( modifier & ECORE_EVENT_LOCK_SCROLL )
 191     {
 192       lock |= ECORE_IMF_KEYBOARD_LOCK_SCROLL; // Scroll lock is active.
 193     }
 194
 195     return static_cast<Ecore_IMF_Keyboard_Locks>( lock );
 196 }
 197
 198 /**
 199  * Ecore_Event_Modifier enums in Ecore_Input.h do not match Ecore_IMF_Keyboard_Modifiers in Ecore_IMF.h.
 200  * This function converts from Ecore_Event_Modifier to Ecore_IMF_Keyboard_Modifiers enums.
 201  * @param[in] ecoreModifier the Ecore_Event_Modifier input.
 202  * @return the Ecore_IMF_Keyboard_Modifiers output.
 203  */
 204 Ecore_IMF_Keyboard_Modifiers EcoreInputModifierToEcoreIMFModifier(unsigned int ecoreModifier)
 205 {
 206    unsigned int modifier( ECORE_IMF_KEYBOARD_MODIFIER_NONE );  // If no other matches returns NONE.
 207
 208
 209    if ( ecoreModifier & ECORE_EVENT_MODIFIER_SHIFT )  // enums from ecore_input/Ecore_Input.h
 210    {
 211      modifier |= ECORE_IMF_KEYBOARD_MODIFIER_SHIFT;  // enums from ecore_imf/ecore_imf.h
 212    }
 213
 214    if ( ecoreModifier & ECORE_EVENT_MODIFIER_ALT )
 215    {
 216      modifier |= ECORE_IMF_KEYBOARD_MODIFIER_ALT;
 217    }
 218
 219    if ( ecoreModifier & ECORE_EVENT_MODIFIER_CTRL )
 220    {
 221      modifier |= ECORE_IMF_KEYBOARD_MODIFIER_CTRL;
 222    }
 223
 224    if ( ecoreModifier & ECORE_EVENT_MODIFIER_WIN )
 225    {
 226      modifier |= ECORE_IMF_KEYBOARD_MODIFIER_WIN;
 227    }
 228
 229    if ( ecoreModifier & ECORE_EVENT_MODIFIER_ALTGR )
 230    {
 231      modifier |= ECORE_IMF_KEYBOARD_MODIFIER_ALTGR;
 232    }
 233
 234    return static_cast<Ecore_IMF_Keyboard_Modifiers>( modifier );
 235 }
 236
 237
 238 // Copied from x server
 239 static unsigned int GetCurrentMilliSeconds(void)
 240 {
 241   struct timeval tv;
 242
 243   struct timespec tp;
 244   static clockid_t clockid;
 245
 246   if (!clockid)
 247   {
 248 #ifdef CLOCK_MONOTONIC_COARSE
 249     if (clock_getres(CLOCK_MONOTONIC_COARSE, &tp) == 0 &&
 250       (tp.tv_nsec / 1000) <= 1000 && clock_gettime(CLOCK_MONOTONIC_COARSE, &tp) == 0)
 251     {
 252       clockid = CLOCK_MONOTONIC_COARSE;
 253     }
 254     else
 255 #endif
 256     if (clock_gettime(CLOCK_MONOTONIC, &tp) == 0)
 257     {
 258       clockid = CLOCK_MONOTONIC;
 259     }
 260     else
 261     {
 262       clockid = ~0L;
 263     }
 264   }
 265   if (clockid != ~0L && clock_gettime(clockid, &tp) == 0)
 266   {
 267     return (tp.tv_sec * 1000) + (tp.tv_nsec / 1000000L);
 268   }
 269
 270   gettimeofday(&tv, NULL);
 271   return (tv.tv_sec * 1000) + (tv.tv_usec / 1000);
 272 }
 273
 274 #ifndef DALI_PROFILE_UBUNTU
 275 const char * DALI_VCONFKEY_SETAPPL_ACCESSIBILITY_FONT_SIZE = "db/setting/accessibility/font_name";  // It will be update at vconf-key.h and replaced.
 276 #endif // DALI_PROFILE_UBUNTU
 277
 278 /**
 279  * Get the device name from the provided ecore key event
 280  */
 281 void GetDeviceName( Ecore_Event_Key* keyEvent, std::string& result )
 282 {
 283   const char* ecoreDeviceName = ecore_device_name_get( keyEvent->dev );
 284
 285   if ( ecoreDeviceName )
 286   {
 287     result = ecoreDeviceName;
 288   }
 289 }
 290
 291 /**
 292  * Get the device class from the provided ecore event
 293  */
 294 void GetDeviceClass( Ecore_Device_Class ecoreDeviceClass, Device::Class::Type& deviceClass )
 295 {
 296   switch( ecoreDeviceClass )
 297   {
 298     case ECORE_DEVICE_CLASS_SEAT:
 299     {
 300       deviceClass = Device::Class::USER;
 301       break;
 302     }
 303     case ECORE_DEVICE_CLASS_KEYBOARD:
 304     {
 305       deviceClass = Device::Class::KEYBOARD;
 306       break;
 307     }
 308     case ECORE_DEVICE_CLASS_MOUSE:
 309     {
 310       deviceClass = Device::Class::MOUSE;
 311       break;
 312     }
 313     case ECORE_DEVICE_CLASS_TOUCH:
 314     {
 315       deviceClass = Device::Class::TOUCH;
 316       break;
 317     }
 318     case ECORE_DEVICE_CLASS_PEN:
 319     {
 320       deviceClass = Device::Class::PEN;
 321       break;
 322     }
 323     case ECORE_DEVICE_CLASS_POINTER:
 324     {
 325       deviceClass = Device::Class::POINTER;
 326       break;
 327     }
 328     case ECORE_DEVICE_CLASS_GAMEPAD:
 329     {
 330       deviceClass = Device::Class::GAMEPAD;
 331       break;
 332     }
 333     default:
 334     {
 335       deviceClass = Device::Class::NONE;
 336       break;
 337     }
 338   }
 339 }
 340
 341 void GetDeviceSubclass( Ecore_Device_Subclass ecoreDeviceSubclass, Device::Subclass::Type& deviceSubclass )
 342 {
 343   switch( ecoreDeviceSubclass )
 344   {
 345     case ECORE_DEVICE_SUBCLASS_FINGER:
 346     {
 347       deviceSubclass = Device::Subclass::FINGER;
 348       break;
 349     }
 350     case ECORE_DEVICE_SUBCLASS_FINGERNAIL:
 351     {
 352       deviceSubclass = Device::Subclass::FINGERNAIL;
 353       break;
 354     }
 355     case ECORE_DEVICE_SUBCLASS_KNUCKLE:
 356     {
 357       deviceSubclass = Device::Subclass::KNUCKLE;
 358       break;
 359     }
 360     case ECORE_DEVICE_SUBCLASS_PALM:
 361     {
 362       deviceSubclass = Device::Subclass::PALM;
 363       break;
 364     }
 365     case ECORE_DEVICE_SUBCLASS_HAND_SIZE:
 366     {
 367       deviceSubclass = Device::Subclass::HAND_SIDE;
 368       break;
 369     }
 370     case ECORE_DEVICE_SUBCLASS_HAND_FLAT:
 371     {
 372       deviceSubclass = Device::Subclass::HAND_FLAT;
 373       break;
 374     }
 375     case ECORE_DEVICE_SUBCLASS_PEN_TIP:
 376     {
 377       deviceSubclass = Device::Subclass::PEN_TIP;
 378       break;
 379     }
 380     case ECORE_DEVICE_SUBCLASS_TRACKPAD:
 381     {
 382       deviceSubclass = Device::Subclass::TRACKPAD;
 383       break;
 384     }
 385     case ECORE_DEVICE_SUBCLASS_TRACKPOINT:
 386     {
 387       deviceSubclass = Device::Subclass::TRACKPOINT;
 388       break;
 389     }
 390     case ECORE_DEVICE_SUBCLASS_TRACKBALL:
 391     {
 392       deviceSubclass = Device::Subclass::TRACKBALL;
 393       break;
 394     }
 395 #ifdef OVER_TIZEN_VERSION_4
 396     case ECORE_DEVICE_SUBCLASS_REMOCON:
 397     {
 398       deviceSubclass = Device::Subclass::REMOCON;
 399       break;
 400     }
 401     case ECORE_DEVICE_SUBCLASS_VIRTUAL_KEYBOARD:
 402     {
 403       deviceSubclass = Device::Subclass::VIRTUAL_KEYBOARD;
 404       break;
 405     }
 406 #endif
 407     default:
 408     {
 409       deviceSubclass = Device::Subclass::NONE;
 410       break;
 411     }
 412   }
 413 }
 414
 415 } // unnamed namespace
 416
 417 // Impl to hide EFL implementation.
 418 struct EventHandler::Impl
 419 {
 420   // Construction & Destruction
 421
 422   /**
 423    * Constructor
 424    */
 425   Impl( EventHandler* handler, Ecore_Wl_Window* window )
 426   : mHandler( handler ),
 427     mEcoreEventHandler(),
 428     mWindow( window ),
 429     mRotationAngle( 0 ),
 430     mWindowWidth( 0 ),
 431     mWindowHeight( 0 )
 432 #ifdef DALI_ELDBUS_AVAILABLE
 433   , mSystemConnection( NULL )
 434 #endif // DALI_ELDBUS_AVAILABLE
 435   {
 436     // Only register for touch and key events if we have a window
 437     if ( window != 0 )
 438     {
 439       // Register Touch events
 440       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_MOUSE_BUTTON_DOWN,   EcoreEventMouseButtonDown,   handler ) );
 441       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_MOUSE_BUTTON_UP,     EcoreEventMouseButtonUp,     handler ) );
 442       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_MOUSE_MOVE,          EcoreEventMouseButtonMove,   handler ) );
 443       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_MOUSE_BUTTON_CANCEL, EcoreEventMouseButtonCancel, handler ) );
 444
 445       // Register Mouse wheel events
 446       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_MOUSE_WHEEL,        EcoreEventMouseWheel,      handler ) );
 447
 448       // Register Focus events
 449       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_WL_EVENT_FOCUS_IN,  EcoreEventWindowFocusIn,   handler ) );
 450       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_WL_EVENT_FOCUS_OUT, EcoreEventWindowFocusOut,  handler ) );
 451
 452       // Register Key events
 453       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_KEY_DOWN,           EcoreEventKeyDown,         handler ) );
 454       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_KEY_UP,             EcoreEventKeyUp,           handler ) );
 455
 456       // Register Selection event - clipboard selection
 457       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_WL_EVENT_DATA_SOURCE_SEND, EcoreEventDataSend, handler ) );
 458       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_WL_EVENT_SELECTION_DATA_READY, EcoreEventDataReceive, handler ) );
 459
 460       // Register Rotate event
 461       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_WL_EVENT_WINDOW_ROTATE, EcoreEventRotate, handler) );
 462
 463       // Register Detent event
 464       mEcoreEventHandler.push_back( ecore_event_handler_add( ECORE_EVENT_DETENT_ROTATE, EcoreEventDetent, handler) );
 465
 466 #ifndef DALI_PROFILE_UBUNTU
 467       // Register Vconf notify - font name and size
 468       vconf_notify_key_changed( DALI_VCONFKEY_SETAPPL_ACCESSIBILITY_FONT_SIZE, VconfNotifyFontNameChanged, handler );
 469       vconf_notify_key_changed( VCONFKEY_SETAPPL_ACCESSIBILITY_FONT_SIZE, VconfNotifyFontSizeChanged, handler );
 470 #endif // DALI_PROFILE_UBUNTU
 471
 472 #ifdef DALI_ELDBUS_AVAILABLE
 473       // Initialize ElDBus.
 474       DALI_LOG_INFO( gImfLogging, Debug::General, "Starting DBus Initialization\n" );
 475
 476       // Pass in handler.
 477       EcoreElDBusInitialisation( handler );
 478
 479       DALI_LOG_INFO( gImfLogging, Debug::General, "Finished DBus Initialization\n" );
 480 #endif // DALI_ELDBUS_AVAILABLE
 481     }
 482   }
 483
 484   /**
 485    * Destructor
 486    */
 487   ~Impl()
 488   {
 489 #ifndef DALI_PROFILE_UBUNTU
 490     vconf_ignore_key_changed( VCONFKEY_SETAPPL_ACCESSIBILITY_FONT_SIZE, VconfNotifyFontSizeChanged );
 491     vconf_ignore_key_changed( DALI_VCONFKEY_SETAPPL_ACCESSIBILITY_FONT_SIZE, VconfNotifyFontNameChanged );
 492 #endif // DALI_PROFILE_UBUNTU
 493
 494     for( std::vector<Ecore_Event_Handler*>::iterator iter = mEcoreEventHandler.begin(), endIter = mEcoreEventHandler.end(); iter != endIter; ++iter )
 495     {
 496       ecore_event_handler_del( *iter );
 497     }
 498
 499 #ifdef DALI_ELDBUS_AVAILABLE
 500     // Close down ElDBus connections.
 501     if( mSystemConnection )
 502     {
 503       eldbus_connection_unref( mSystemConnection );
 504     }
 505 #endif // DALI_ELDBUS_AVAILABLE
 506   }
 507
 508   // Static methods
 509
 510   /////////////////////////////////////////////////////////////////////////////////////////////////
 511   // Touch Callbacks
 512   /////////////////////////////////////////////////////////////////////////////////////////////////
 513
 514   /**
 515    * Called when a touch down is received.
 516    */
 517   static Eina_Bool EcoreEventMouseButtonDown( void* data, int type, void* event )
 518   {
 519     Ecore_Event_Mouse_Button *touchEvent( (Ecore_Event_Mouse_Button*)event );
 520     EventHandler* handler( (EventHandler*)data );
 521
 522     if ( touchEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 523     {
 524       PointState::Type state ( PointState::DOWN );
 525
 526       // Check if the buttons field is set and ensure it's the primary touch button.
 527       // If this event was triggered by buttons other than the primary button (used for touch), then
 528       // just send an interrupted event to Core.
 529       if ( touchEvent->buttons && (touchEvent->buttons != PRIMARY_TOUCH_BUTTON_ID ) )
 530       {
 531         state = PointState::INTERRUPTED;
 532       }
 533
 534       Device::Class::Type deviceClass;
 535       Device::Subclass::Type deviceSubclass;
 536
 537       GetDeviceClass( ecore_device_class_get( touchEvent->dev ), deviceClass );
 538       GetDeviceSubclass( ecore_device_subclass_get( touchEvent->dev ), deviceSubclass );
 539
 540       Integration::Point point;
 541       point.SetDeviceId( touchEvent->multi.device );
 542       point.SetState( state );
 543       point.SetScreenPosition( Vector2( touchEvent->x, touchEvent->y ) );
 544       point.SetRadius( touchEvent->multi.radius, Vector2( touchEvent->multi.radius_x, touchEvent->multi.radius_y ) );
 545       point.SetPressure( touchEvent->multi.pressure );
 546       point.SetAngle( Degree( touchEvent->multi.angle ) );
 547       point.SetDeviceClass( deviceClass );
 548       point.SetDeviceSubclass( deviceSubclass );
 549
 550       handler->SendEvent( point, touchEvent->timestamp );
 551     }
 552
 553     return ECORE_CALLBACK_PASS_ON;
 554   }
 555
 556   /**
 557    * Called when a touch up is received.
 558    */
 559   static Eina_Bool EcoreEventMouseButtonUp( void* data, int type, void* event )
 560   {
 561     Ecore_Event_Mouse_Button *touchEvent( (Ecore_Event_Mouse_Button*)event );
 562     EventHandler* handler( (EventHandler*)data );
 563
 564     if ( touchEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 565     {
 566       Device::Class::Type deviceClass;
 567       Device::Subclass::Type deviceSubclass;
 568
 569       GetDeviceClass( ecore_device_class_get( touchEvent->dev ), deviceClass );
 570       GetDeviceSubclass( ecore_device_subclass_get( touchEvent->dev ), deviceSubclass );
 571
 572       Integration::Point point;
 573       point.SetDeviceId( touchEvent->multi.device );
 574       point.SetState( PointState::UP );
 575       point.SetScreenPosition( Vector2( touchEvent->x, touchEvent->y ) );
 576       point.SetRadius( touchEvent->multi.radius, Vector2( touchEvent->multi.radius_x, touchEvent->multi.radius_y ) );
 577       point.SetPressure( touchEvent->multi.pressure );
 578       point.SetAngle( Degree( touchEvent->multi.angle ) );
 579       point.SetDeviceClass( deviceClass );
 580       point.SetDeviceSubclass( deviceSubclass );
 581
 582       handler->SendEvent( point, touchEvent->timestamp );
 583     }
 584
 585     return ECORE_CALLBACK_PASS_ON;
 586   }
 587
 588   /**
 589    * Called when a touch motion is received.
 590    */
 591   static Eina_Bool EcoreEventMouseButtonMove( void* data, int type, void* event )
 592   {
 593     Ecore_Event_Mouse_Move *touchEvent( (Ecore_Event_Mouse_Move*)event );
 594     EventHandler* handler( (EventHandler*)data );
 595
 596     if ( touchEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 597     {
 598       Device::Class::Type deviceClass;
 599       Device::Subclass::Type deviceSubclass;
 600
 601       GetDeviceClass( ecore_device_class_get( touchEvent->dev ), deviceClass );
 602       GetDeviceSubclass( ecore_device_subclass_get( touchEvent->dev ), deviceSubclass );
 603
 604       Integration::Point point;
 605       point.SetDeviceId( touchEvent->multi.device );
 606       point.SetState( PointState::MOTION );
 607       point.SetScreenPosition( Vector2( touchEvent->x, touchEvent->y ) );
 608       point.SetRadius( touchEvent->multi.radius, Vector2( touchEvent->multi.radius_x, touchEvent->multi.radius_y ) );
 609       point.SetPressure( touchEvent->multi.pressure );
 610       point.SetAngle( Degree( touchEvent->multi.angle ) );
 611       point.SetDeviceClass( deviceClass );
 612       point.SetDeviceSubclass( deviceSubclass );
 613
 614       handler->SendEvent( point, touchEvent->timestamp );
 615     }
 616
 617     return ECORE_CALLBACK_PASS_ON;
 618   }
 619
 620   /**
 621    * Called when a touch is canceled.
 622    */
 623   static Eina_Bool EcoreEventMouseButtonCancel( void* data, int type, void* event )
 624   {
 625     Ecore_Event_Mouse_Button *touchEvent( (Ecore_Event_Mouse_Button*)event );
 626     EventHandler* handler( (EventHandler*)data );
 627
 628     if( touchEvent->window == (unsigned int)ecore_wl_window_id_get( handler->mImpl->mWindow ) )
 629     {
 630       Integration::Point point;
 631       point.SetState( PointState::INTERRUPTED );
 632       point.SetScreenPosition( Vector2( touchEvent->x, touchEvent->y ) );
 633       handler->SendEvent( point, touchEvent->timestamp );
 634
 635       DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT EcoreEventMouseButtonCancel\n" );
 636     }
 637
 638     return ECORE_CALLBACK_PASS_ON;
 639   }
 640
 641   /**
 642    * Called when a mouse wheel is received.
 643    */
 644   static Eina_Bool EcoreEventMouseWheel( void* data, int type, void* event )
 645   {
 646     Ecore_Event_Mouse_Wheel *mouseWheelEvent( (Ecore_Event_Mouse_Wheel*)event );
 647
 648     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);
 649
 650     EventHandler* handler( (EventHandler*)data );
 651     if ( mouseWheelEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 652     {
 653       WheelEvent wheelEvent( WheelEvent::MOUSE_WHEEL, mouseWheelEvent->direction, mouseWheelEvent->modifiers, Vector2(mouseWheelEvent->x, mouseWheelEvent->y), mouseWheelEvent->z, mouseWheelEvent->timestamp );
 654       handler->SendWheelEvent( wheelEvent );
 655     }
 656     return ECORE_CALLBACK_PASS_ON;
 657   }
 658
 659   /////////////////////////////////////////////////////////////////////////////////////////////////
 660   // Key Callbacks
 661   /////////////////////////////////////////////////////////////////////////////////////////////////
 662
 663   /**
 664    * Called when a key down is received.
 665    */
 666   static Eina_Bool EcoreEventKeyDown( void* data, int type, void* event )
 667   {
 668     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventKeyDown \n" );
 669
 670     EventHandler* handler( (EventHandler*)data );
 671     Ecore_Event_Key *keyEvent( (Ecore_Event_Key*)event );
 672     bool eventHandled( false );
 673
 674     // If a device key then skip ecore_imf_context_filter_event.
 675     if ( ! KeyLookup::IsDeviceButton( keyEvent->keyname ) )
 676     {
 677       Ecore_IMF_Context* imfContext = NULL;
 678       Dali::ImfManager imfManager( ImfManager::Get() );
 679       if ( imfManager )
 680       {
 681         imfContext = ImfManager::GetImplementation( imfManager ).GetContext();
 682       }
 683
 684       if ( imfContext )
 685       {
 686         // We're consuming key down event so we have to pass to IMF so that it can parse it as well.
 687         Ecore_IMF_Event_Key_Down ecoreKeyDownEvent;
 688         ecoreKeyDownEvent.keyname   = keyEvent->keyname;
 689         ecoreKeyDownEvent.key       = keyEvent->key;
 690         ecoreKeyDownEvent.string    = keyEvent->string;
 691         ecoreKeyDownEvent.compose   = keyEvent->compose;
 692         ecoreKeyDownEvent.timestamp = keyEvent->timestamp;
 693         ecoreKeyDownEvent.modifiers = EcoreInputModifierToEcoreIMFModifier ( keyEvent->modifiers );
 694         ecoreKeyDownEvent.locks     = EcoreInputModifierToEcoreIMFLock( keyEvent->modifiers );
 695         ecoreKeyDownEvent.dev_name  = ecore_device_name_get( keyEvent->dev );
 696         ecoreKeyDownEvent.dev_class = static_cast<Ecore_IMF_Device_Class>( ecore_device_class_get( keyEvent->dev ) );
 697         ecoreKeyDownEvent.dev_subclass = static_cast<Ecore_IMF_Device_Subclass>( ecore_device_subclass_get( keyEvent->dev ) );
 698
 699         std::string checkDevice;
 700         GetDeviceName( keyEvent, checkDevice );
 701
 702         // 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.
 703         if( ( checkDevice == "ime" ) && ( ( !strncmp( keyEvent->keyname, "Left",  4 ) ) ||
 704                                           ( !strncmp( keyEvent->keyname, "Right", 5 ) ) ||
 705                                           ( !strncmp( keyEvent->keyname, "Up",    2 ) ) ||
 706                                           ( !strncmp( keyEvent->keyname, "Down",  4 ) ) ) )
 707         {
 708           eventHandled = 0;
 709         }
 710         else
 711         {
 712           eventHandled = ecore_imf_context_filter_event( imfContext,
 713                                                          ECORE_IMF_EVENT_KEY_DOWN,
 714                                                          (Ecore_IMF_Event *) &ecoreKeyDownEvent );
 715         }
 716
 717         // If the event has not been handled by IMF then check if we should reset our IMF context
 718         if( !eventHandled )
 719         {
 720           if ( !strcmp( keyEvent->keyname, "Escape"   ) ||
 721                !strcmp( keyEvent->keyname, "Return"   ) ||
 722                !strcmp( keyEvent->keyname, "KP_Enter" ) )
 723           {
 724             ecore_imf_context_reset( imfContext );
 725           }
 726         }
 727       }
 728     }
 729
 730     // If the event wasn't handled then we should send a key event.
 731     if ( !eventHandled )
 732     {
 733       if ( keyEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 734       {
 735         std::string keyName( keyEvent->keyname );
 736         std::string keyString( "" );
 737         int keyCode = KeyLookup::GetDaliKeyCode( keyEvent->keyname);
 738         keyCode = (keyCode == -1) ? 0 : keyCode;
 739         int modifier( keyEvent->modifiers );
 740         unsigned long time = keyEvent->timestamp;
 741         if (!strncmp(keyEvent->keyname, "Keycode-", 8))
 742           keyCode = atoi(keyEvent->keyname + 8);
 743
 744         // Ensure key event string is not NULL as keys like SHIFT have a null string.
 745         if ( keyEvent->string )
 746         {
 747           keyString = keyEvent->string;
 748         }
 749
 750         std::string deviceName;
 751         Device::Class::Type deviceClass;
 752         Device::Subclass::Type deviceSubclass;
 753
 754         GetDeviceName( keyEvent, deviceName );
 755         GetDeviceClass( ecore_device_class_get( keyEvent->dev ), deviceClass );
 756         GetDeviceSubclass( ecore_device_subclass_get( keyEvent->dev ), deviceSubclass );
 757
 758         DALI_LOG_INFO( gImfLogging, Debug::Verbose, "EVENT EcoreEventKeyDown - >>EcoreEventKeyDown deviceName(%s) deviceClass(%d)\n", deviceName.c_str(), deviceClass );
 759
 760         Integration::KeyEvent keyEvent(keyName, keyString, keyCode, modifier, time, Integration::KeyEvent::Down, deviceName, deviceClass, deviceSubclass );
 761         handler->SendEvent( keyEvent );
 762       }
 763     }
 764
 765     return ECORE_CALLBACK_PASS_ON;
 766   }
 767
 768   /**
 769    * Called when a key up is received.
 770    */
 771   static Eina_Bool EcoreEventKeyUp( void* data, int type, void* event )
 772   {
 773     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventKeyUp\n" );
 774
 775     EventHandler* handler( (EventHandler*)data );
 776     Ecore_Event_Key *keyEvent( (Ecore_Event_Key*)event );
 777     bool eventHandled( false );
 778
 779     // Device keys like Menu, home, back button must skip ecore_imf_context_filter_event.
 780     if ( ! KeyLookup::IsDeviceButton( keyEvent->keyname ) )
 781     {
 782       Ecore_IMF_Context* imfContext = NULL;
 783       Dali::ImfManager imfManager( ImfManager::Get() );
 784       if ( imfManager )
 785       {
 786         imfContext = ImfManager::GetImplementation( imfManager ).GetContext();
 787       }
 788
 789       if ( imfContext )
 790       {
 791         // We're consuming key up event so we have to pass to IMF so that it can parse it as well.
 792         Ecore_IMF_Event_Key_Up ecoreKeyUpEvent;
 793         ecoreKeyUpEvent.keyname   = keyEvent->keyname;
 794         ecoreKeyUpEvent.key       = keyEvent->key;
 795         ecoreKeyUpEvent.string    = keyEvent->string;
 796         ecoreKeyUpEvent.compose   = keyEvent->compose;
 797         ecoreKeyUpEvent.timestamp = keyEvent->timestamp;
 798         ecoreKeyUpEvent.modifiers = EcoreInputModifierToEcoreIMFModifier ( keyEvent->modifiers );
 799         ecoreKeyUpEvent.locks     = EcoreInputModifierToEcoreIMFLock( keyEvent->modifiers );
 800         ecoreKeyUpEvent.dev_name  = ecore_device_name_get( keyEvent->dev );
 801         ecoreKeyUpEvent.dev_class = static_cast<Ecore_IMF_Device_Class>( ecore_device_class_get( keyEvent->dev ) );
 802         ecoreKeyUpEvent.dev_subclass = static_cast<Ecore_IMF_Device_Subclass>( ecore_device_subclass_get( keyEvent->dev ) );
 803
 804         eventHandled = ecore_imf_context_filter_event( imfContext,
 805                                                        ECORE_IMF_EVENT_KEY_UP,
 806                                                        (Ecore_IMF_Event *) &ecoreKeyUpEvent );
 807       }
 808     }
 809
 810     // If the event wasn't handled then we should send a key event.
 811     if ( !eventHandled )
 812     {
 813       if ( keyEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 814       {
 815         std::string keyName( keyEvent->keyname );
 816         std::string keyString( "" );
 817         int keyCode = KeyLookup::GetDaliKeyCode( keyEvent->keyname);
 818         keyCode = (keyCode == -1) ? 0 : keyCode;
 819         int modifier( keyEvent->modifiers );
 820         unsigned long time = keyEvent->timestamp;
 821         if (!strncmp(keyEvent->keyname, "Keycode-", 8))
 822           keyCode = atoi(keyEvent->keyname + 8);
 823
 824         // Ensure key event string is not NULL as keys like SHIFT have a null string.
 825         if ( keyEvent->string )
 826         {
 827           keyString = keyEvent->string;
 828         }
 829
 830         std::string deviceName;
 831         Device::Class::Type deviceClass;
 832         Device::Subclass::Type deviceSubclass;
 833
 834         GetDeviceName( keyEvent, deviceName );
 835         GetDeviceClass( ecore_device_class_get( keyEvent->dev ), deviceClass );
 836         GetDeviceSubclass( ecore_device_subclass_get( keyEvent->dev ), deviceSubclass );
 837
 838         Integration::KeyEvent keyEvent(keyName, keyString, keyCode, modifier, time, Integration::KeyEvent::Up, deviceName, deviceClass, deviceSubclass );
 839         handler->SendEvent( keyEvent );
 840       }
 841     }
 842
 843     return ECORE_CALLBACK_PASS_ON;
 844   }
 845
 846   /////////////////////////////////////////////////////////////////////////////////////////////////
 847   // Window Callbacks
 848   /////////////////////////////////////////////////////////////////////////////////////////////////
 849
 850   /**
 851    * Called when the window gains focus.
 852    */
 853   static Eina_Bool EcoreEventWindowFocusIn( void* data, int type, void* event )
 854   {
 855     Ecore_Wl_Event_Focus_In* focusInEvent( (Ecore_Wl_Event_Focus_In*)event );
 856     EventHandler* handler( (EventHandler*)data );
 857
 858     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventWindowFocusIn \n" );
 859
 860     // If the window gains focus and we hid the keyboard then show it again.
 861     if ( focusInEvent->win == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 862     {
 863       DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT EcoreEventWindowFocusIn - >>WindowFocusGained \n" );
 864
 865       if ( ImfManager::IsAvailable() /* Only get the ImfManager if it's available as we do not want to create it */ )
 866       {
 867         Dali::ImfManager imfManager( ImfManager::Get() );
 868         if ( imfManager )
 869         {
 870           ImfManager& imfManagerImpl( ImfManager::GetImplementation( imfManager ) );
 871           if( imfManagerImpl.RestoreAfterFocusLost() )
 872           {
 873             imfManagerImpl.Activate();
 874           }
 875         }
 876       }
 877       Dali::Clipboard clipboard = Clipboard::Get();
 878       clipboard.HideClipboard();
 879     }
 880
 881     return ECORE_CALLBACK_PASS_ON;
 882   }
 883
 884   /**
 885    * Called when the window loses focus.
 886    */
 887   static Eina_Bool EcoreEventWindowFocusOut( void* data, int type, void* event )
 888   {
 889     Ecore_Wl_Event_Focus_Out* focusOutEvent( (Ecore_Wl_Event_Focus_Out*)event );
 890     EventHandler* handler( (EventHandler*)data );
 891
 892     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventWindowFocusOut \n" );
 893
 894     // If the window loses focus then hide the keyboard.
 895     if ( focusOutEvent->win == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 896     {
 897       if ( ImfManager::IsAvailable() /* Only get the ImfManager if it's available as we do not want to create it */ )
 898       {
 899         Dali::ImfManager imfManager( ImfManager::Get() );
 900         if ( imfManager )
 901         {
 902           ImfManager& imfManagerImpl( ImfManager::GetImplementation( imfManager ) );
 903           if( imfManagerImpl.RestoreAfterFocusLost() )
 904           {
 905             imfManagerImpl.Deactivate();
 906           }
 907         }
 908       }
 909
 910       // Hiding clipboard event will be ignored once because window focus out event is always received on showing clipboard
 911       Dali::Clipboard clipboard = Clipboard::Get();
 912       if ( clipboard )
 913       {
 914         Clipboard& clipBoardImpl( GetImplementation( clipboard ) );
 915         clipBoardImpl.HideClipboard(true);
 916       }
 917     }
 918
 919     return ECORE_CALLBACK_PASS_ON;
 920   }
 921
 922   /**
 923    * Called when the window is damaged.
 924    */
 925   static Eina_Bool EcoreEventWindowDamaged(void *data, int type, void *event)
 926   {
 927     return ECORE_CALLBACK_PASS_ON;
 928   }
 929
 930   /**
 931    * Called when the window properties are changed.
 932    * We are only interested in the font change.
 933    */
 934
 935
 936   /////////////////////////////////////////////////////////////////////////////////////////////////
 937   // Drag & Drop Callbacks
 938   /////////////////////////////////////////////////////////////////////////////////////////////////
 939
 940   /**
 941    * Called when a dragged item enters our window's bounds.
 942    * This is when items are dragged INTO our window.
 943    */
 944   static Eina_Bool EcoreEventDndEnter( void* data, int type, void* event )
 945   {
 946     DALI_LOG_INFO( gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndEnter\n" );
 947
 948     return ECORE_CALLBACK_PASS_ON;
 949   }
 950
 951   /**
 952    * Called when a dragged item is moved within our window.
 953    * This is when items are dragged INTO our window.
 954    */
 955   static Eina_Bool EcoreEventDndPosition( void* data, int type, void* event )
 956   {
 957     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndPosition\n" );
 958
 959     return ECORE_CALLBACK_PASS_ON;
 960   }
 961
 962   /**
 963    * Called when a dragged item leaves our window's bounds.
 964    * This is when items are dragged INTO our window.
 965    */
 966   static Eina_Bool EcoreEventDndLeave( void* data, int type, void* event )
 967   {
 968     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndLeave\n" );
 969
 970     return ECORE_CALLBACK_PASS_ON;
 971   }
 972
 973   /**
 974    * Called when the dragged item is dropped within our window's bounds.
 975    * This is when items are dragged INTO our window.
 976    */
 977   static Eina_Bool EcoreEventDndDrop( void* data, int type, void* event )
 978   {
 979     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndDrop\n" );
 980
 981     return ECORE_CALLBACK_PASS_ON;
 982   }
 983
 984   /**
 985    * Called when a dragged item is moved from our window and the target window has done processing it.
 986    * This is when items are dragged FROM our window.
 987    */
 988   static Eina_Bool EcoreEventDndFinished( void* data, int type, void* event )
 989   {
 990     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndFinished\n" );
 991     return ECORE_CALLBACK_PASS_ON;
 992   }
 993
 994   /**
 995    * Called when a dragged item is moved from our window and the target window has sent us a status.
 996    * This is when items are dragged FROM our window.
 997    */
 998   static Eina_Bool EcoreEventDndStatus( void* data, int type, void* event )
 999   {
1000     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndStatus\n" );
1001     return ECORE_CALLBACK_PASS_ON;
1002   }
1003
1004   /**
1005    * Called when the client messages (i.e. the accessibility events) are received.
1006    */
1007   static Eina_Bool EcoreEventClientMessage( void* data, int type, void* event )
1008   {
1009     return ECORE_CALLBACK_PASS_ON;
1010   }
1011
1012
1013   /////////////////////////////////////////////////////////////////////////////////////////////////
1014   // ElDBus Accessibility Callbacks
1015   /////////////////////////////////////////////////////////////////////////////////////////////////
1016
1017 #ifdef DALI_ELDBUS_AVAILABLE
1018   // Callback for Ecore ElDBus accessibility events.
1019   static void OnEcoreElDBusAccessibilityNotification( void *context EINA_UNUSED, const Eldbus_Message *message )
1020   {
1021     EventHandler* handler = static_cast< EventHandler* >( context );
1022     // Ignore any accessibility events when paused.
1023     if( handler->mPaused )
1024     {
1025       return;
1026     }
1027
1028     if( !handler->mAccessibilityAdaptor )
1029     {
1030       DALI_LOG_ERROR( "Invalid accessibility adaptor\n" );
1031       return;
1032     }
1033
1034     AccessibilityAdaptor* accessibilityAdaptor( &AccessibilityAdaptor::GetImplementation( handler->mAccessibilityAdaptor ) );
1035     if( !accessibilityAdaptor )
1036     {
1037       DALI_LOG_ERROR( "Cannot access accessibility adaptor\n" );
1038       return;
1039     }
1040
1041     int gestureValue;
1042     int xS, yS, xE, yE;
1043     int state; // 0 - begin, 1 - ongoing, 2 - ended, 3 - aborted
1044     int eventTime;
1045
1046     // The string defines the arg-list's respective types.
1047     if( !eldbus_message_arguments_get( message, "iiiiiiu", &gestureValue, &xS, &yS, &xE, &yE, &state, &eventTime ) )
1048     {
1049       DALI_LOG_ERROR( "OnEcoreElDBusAccessibilityNotification: Error getting arguments\n" );
1050     }
1051
1052     DALI_LOG_INFO( gImfLogging, Debug::General, "Got gesture: Name: %d  Args: %d,%d,%d,%d  State: %d\n", gestureValue, xS, yS, xE, yE );
1053
1054     // Create a touch point object.
1055     TouchPoint::State touchPointState( TouchPoint::Down );
1056     if( state == 0 )
1057     {
1058       touchPointState = TouchPoint::Down; // Mouse down.
1059     }
1060     else if( state == 1 )
1061     {
1062       touchPointState = TouchPoint::Motion; // Mouse move.
1063     }
1064     else if( state == 2 )
1065     {
1066       touchPointState = TouchPoint::Up; // Mouse up.
1067     }
1068     else
1069     {
1070       touchPointState = TouchPoint::Interrupted; // Error.
1071     }
1072
1073     // Send touch event to accessibility adaptor.
1074     TouchPoint point( 0, touchPointState, (float)xS, (float)yS );
1075
1076     // Perform actions based on received gestures.
1077     // Note: This is seperated from the reading so we can have other input readers without changing the below code.
1078     switch( gestureValue )
1079     {
1080       case 0: // OneFingerHover
1081       {
1082         // Focus, read out.
1083         accessibilityAdaptor->HandleActionReadEvent( (unsigned int)xS, (unsigned int)yS, true /* allow read again */ );
1084         break;
1085       }
1086       case 1: // TwoFingersHover
1087       {
1088         // In accessibility mode, scroll action should be handled when the currently focused actor is contained in scrollable control
1089         accessibilityAdaptor->HandleActionScrollEvent( point, GetCurrentMilliSeconds() );
1090         break;
1091       }
1092       case 2: // ThreeFingersHover
1093       {
1094         // Read from top item on screen continuously.
1095         accessibilityAdaptor->HandleActionReadFromTopEvent();
1096         break;
1097       }
1098       case 3: // OneFingerFlickLeft
1099       {
1100         // Move to previous item.
1101         accessibilityAdaptor->HandleActionReadPreviousEvent();
1102         break;
1103       }
1104       case 4: // OneFingerFlickRight
1105       {
1106         // Move to next item.
1107         accessibilityAdaptor->HandleActionReadNextEvent();
1108         break;
1109       }
1110       case 5: // OneFingerFlickUp
1111       {
1112         // Move to previous item.
1113         accessibilityAdaptor->HandleActionPreviousEvent();
1114         break;
1115       }
1116       case 6: // OneFingerFlickDown
1117       {
1118         // Move to next item.
1119         accessibilityAdaptor->HandleActionNextEvent();
1120         break;
1121       }
1122       case 7: // TwoFingersFlickUp
1123       {
1124         // Scroll up the list.
1125         accessibilityAdaptor->HandleActionScrollUpEvent();
1126         break;
1127       }
1128       case 8: // TwoFingersFlickDown
1129       {
1130         // Scroll down the list.
1131         accessibilityAdaptor->HandleActionScrollDownEvent();
1132         break;
1133       }
1134       case 9: // TwoFingersFlickLeft
1135       {
1136         // Scroll left to the previous page
1137         accessibilityAdaptor->HandleActionPageLeftEvent();
1138         break;
1139       }
1140       case 10: // TwoFingersFlickRight
1141       {
1142         // Scroll right to the next page
1143         accessibilityAdaptor->HandleActionPageRightEvent();
1144         break;
1145       }
1146       case 11: // ThreeFingersFlickLeft
1147       {
1148         // Not exist yet
1149         break;
1150       }
1151       case 12: // ThreeFingersFlickRight
1152       {
1153         // Not exist yet
1154         break;
1155       }
1156       case 13: // ThreeFingersFlickUp
1157       {
1158         // Not exist yet
1159         break;
1160       }
1161       case 14: // ThreeFingersFlickDown
1162       {
1163         // Not exist yet
1164         break;
1165       }
1166       case 15: // OneFingerSingleTap
1167       {
1168         // Focus, read out.
1169         accessibilityAdaptor->HandleActionReadEvent( (unsigned int)xS, (unsigned int)yS, true /* allow read again */ );
1170         break;
1171       }
1172       case 16: // OneFingerDoubleTap
1173       {
1174         // Activate selected item / active edit mode.
1175         accessibilityAdaptor->HandleActionActivateEvent();
1176         break;
1177       }
1178       case 17: // OneFingerTripleTap
1179       {
1180         // Zoom
1181         accessibilityAdaptor->HandleActionZoomEvent();
1182         break;
1183       }
1184       case 18: // TwoFingersSingleTap
1185       {
1186         // Pause/Resume current speech
1187         accessibilityAdaptor->HandleActionReadPauseResumeEvent();
1188         break;
1189       }
1190       case 19: // TwoFingersDoubleTap
1191       {
1192         // Start/Stop current action
1193         accessibilityAdaptor->HandleActionStartStopEvent();
1194         break;
1195       }
1196       case 20: // TwoFingersTripleTap
1197       {
1198         // Read information from indicator
1199         accessibilityAdaptor->HandleActionReadIndicatorInformationEvent();
1200         break;
1201       }
1202       case 21: // ThreeFingersSingleTap
1203       {
1204         // Read from top item on screen continuously.
1205         accessibilityAdaptor->HandleActionReadFromTopEvent();
1206         break;
1207       }
1208       case 22: // ThreeFingersDoubleTap
1209       {
1210         // Read from next item continuously.
1211         accessibilityAdaptor->HandleActionReadFromNextEvent();
1212         break;
1213       }
1214       case 23: // ThreeFingersTripleTap
1215       {
1216         // Not exist yet
1217         break;
1218       }
1219       case 24: // OneFingerFlickLeftReturn
1220       {
1221         // Scroll up to the previous page
1222         accessibilityAdaptor->HandleActionPageUpEvent();
1223         break;
1224       }
1225       case 25: // OneFingerFlickRightReturn
1226       {
1227         // Scroll down to the next page
1228         accessibilityAdaptor->HandleActionPageDownEvent();
1229         break;
1230       }
1231       case 26: // OneFingerFlickUpReturn
1232       {
1233         // Move to the first item on screen
1234         accessibilityAdaptor->HandleActionMoveToFirstEvent();
1235         break;
1236       }
1237       case 27: // OneFingerFlickDownReturn
1238       {
1239         // Move to the last item on screen
1240         accessibilityAdaptor->HandleActionMoveToLastEvent();
1241         break;
1242       }
1243       case 28: // TwoFingersFlickLeftReturn
1244       {
1245         // Not exist yet
1246         break;
1247       }
1248       case 29: // TwoFingersFlickRightReturn
1249       {
1250         // Not exist yet
1251         break;
1252       }
1253       case 30: // TwoFingersFlickUpReturn
1254       {
1255         // Not exist yet
1256         break;
1257       }
1258       case 31: // TwoFingersFlickDownReturn
1259       {
1260         // Not exist yet
1261         break;
1262       }
1263       case 32: // ThreeFingersFlickLeftReturn
1264       {
1265         // Not exist yet
1266         break;
1267       }
1268       case 33: // ThreeFingersFlickRightReturn
1269       {
1270         // Not exist yet
1271         break;
1272       }
1273       case 34: // ThreeFingersFlickUpReturn
1274       {
1275         // Not exist yet
1276         break;
1277       }
1278       case 35: // ThreeFingersFlickDownReturn
1279       {
1280         // Not exist yet
1281         break;
1282       }
1283     }
1284   }
1285
1286   void EcoreElDBusInitialisation( void *handle )
1287   {
1288     Eldbus_Object *object;
1289     Eldbus_Proxy *manager;
1290
1291     if( !( mSystemConnection = eldbus_connection_get(ELDBUS_CONNECTION_TYPE_SYSTEM) ) )
1292     {
1293       DALI_LOG_ERROR( "Unable to get system bus\n" );
1294     }
1295
1296     object = eldbus_object_get( mSystemConnection, BUS, PATH );
1297     if( !object )
1298     {
1299       DALI_LOG_ERROR( "Getting object failed\n" );
1300       return;
1301     }
1302
1303     manager = eldbus_proxy_get( object, INTERFACE );
1304     if( !manager )
1305     {
1306       DALI_LOG_ERROR( "Getting proxy failed\n" );
1307       return;
1308     }
1309
1310     if( !eldbus_proxy_signal_handler_add( manager, "GestureDetected", OnEcoreElDBusAccessibilityNotification, handle ) )
1311     {
1312       DALI_LOG_ERROR( "No signal handler returned\n" );
1313     }
1314   }
1315 #endif // DALI_ELDBUS_AVAILABLE
1316
1317   /**
1318    * Called when the source window notifies us the content in clipboard is selected.
1319    */
1320   static Eina_Bool EcoreEventSelectionClear( void* data, int type, void* event )
1321   {
1322     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventSelectionClear\n" );
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 dragged items are dragged INTO our window or when items are selected in the clipboard.
1329    */
1330   static Eina_Bool EcoreEventSelectionNotify( void* data, int type, void* event )
1331   {
1332     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventSelectionNotify\n" );
1333     return ECORE_CALLBACK_PASS_ON;
1334   }
1335
1336   /**
1337   * Called when the source window notifies us the content in clipboard is selected.
1338   */
1339   static Eina_Bool EcoreEventDataSend( void* data, int type, void* event )
1340   {
1341     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventDataSend\n" );
1342
1343     Dali::Clipboard clipboard = Clipboard::Get();
1344     if ( clipboard )
1345     {
1346       Clipboard& clipBoardImpl( GetImplementation( clipboard ) );
1347       clipBoardImpl.ExcuteBuffered( true, event );
1348     }
1349     return ECORE_CALLBACK_PASS_ON;
1350   }
1351
1352    /**
1353     * Called when the source window sends us about the selected content.
1354     * For example, when item is selected in the clipboard.
1355     */
1356    static Eina_Bool EcoreEventDataReceive( void* data, int type, void* event )
1357    {
1358      DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventDataReceive\n" );
1359
1360      EventHandler* handler( (EventHandler*)data );
1361       Dali::Clipboard clipboard = Clipboard::Get();
1362       char *selectionData = NULL;
1363       if ( clipboard )
1364       {
1365         Clipboard& clipBoardImpl( GetImplementation( clipboard ) );
1366         selectionData = clipBoardImpl.ExcuteBuffered( false, event );
1367       }
1368       if ( selectionData && handler->mClipboardEventNotifier )
1369       {
1370         ClipboardEventNotifier& clipboardEventNotifier( ClipboardEventNotifier::GetImplementation( handler->mClipboardEventNotifier ) );
1371         std::string content( selectionData, strlen(selectionData) );
1372
1373         clipboardEventNotifier.SetContent( content );
1374         clipboardEventNotifier.EmitContentSelectedSignal();
1375       }
1376      return ECORE_CALLBACK_PASS_ON;
1377    }
1378
1379   /*
1380   * Called when rotate event is recevied
1381   */
1382   static Eina_Bool EcoreEventRotate( void* data, int type, void* event )
1383   {
1384     DALI_LOG_INFO( gSelectionEventLogFilter, Debug::Concise, "EcoreEventRotate\n" );
1385
1386     EventHandler* handler( (EventHandler*)data );
1387     Ecore_Wl_Event_Window_Rotate* ev( (Ecore_Wl_Event_Window_Rotate*)event );
1388
1389     if( ev->win != (unsigned int)ecore_wl_window_id_get( handler->mImpl->mWindow ) )
1390     {
1391       return ECORE_CALLBACK_PASS_ON;
1392     }
1393
1394     RotationEvent rotationEvent;
1395     rotationEvent.angle = ev->angle;
1396     rotationEvent.winResize = 0;
1397
1398     if( ev->angle == 0 || ev->angle == 180 )
1399     {
1400       rotationEvent.width = ev->w;
1401       rotationEvent.height = ev->h;
1402     }
1403     else
1404     {
1405       rotationEvent.width = ev->h;
1406       rotationEvent.height = ev->w;
1407     }
1408
1409     handler->SendRotationPrepareEvent( rotationEvent );
1410
1411     return ECORE_CALLBACK_PASS_ON;
1412   }
1413
1414   /*
1415   * Called when detent event is recevied
1416   */
1417   static Eina_Bool EcoreEventDetent( void* data, int type, void* event )
1418   {
1419     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventDetent\n" );
1420     EventHandler* handler( (EventHandler*)data );
1421     Ecore_Event_Detent_Rotate *e((Ecore_Event_Detent_Rotate *)event);
1422     int direction = (e->direction == ECORE_DETENT_DIRECTION_CLOCKWISE) ? 1 : -1;
1423     int timeStamp = e->timestamp;
1424
1425     WheelEvent wheelEvent( WheelEvent::CUSTOM_WHEEL, 0, 0, Vector2(0.0f, 0.0f), direction, timeStamp );
1426     handler->SendWheelEvent( wheelEvent );
1427     return ECORE_CALLBACK_PASS_ON;
1428   }
1429
1430   /////////////////////////////////////////////////////////////////////////////////////////////////
1431   // Font Callbacks
1432   /////////////////////////////////////////////////////////////////////////////////////////////////
1433   /**
1434    * Called when a font name is changed.
1435    */
1436   static void VconfNotifyFontNameChanged( keynode_t* node, void* data )
1437   {
1438     EventHandler* handler = static_cast<EventHandler*>( data );
1439     handler->SendEvent( StyleChange::DEFAULT_FONT_CHANGE );
1440   }
1441
1442   /**
1443    * Called when a font size is changed.
1444    */
1445   static void VconfNotifyFontSizeChanged( keynode_t* node, void* data )
1446   {
1447     EventHandler* handler = static_cast<EventHandler*>( data );
1448     handler->SendEvent( StyleChange::DEFAULT_FONT_SIZE_CHANGE );
1449   }
1450
1451   void ConvertTouchPosition( Integration::Point& point )
1452   {
1453     Vector2 position = point.GetScreenPosition();
1454     Vector2 convertedPosition;
1455
1456     switch( mRotationAngle )
1457     {
1458       case 90:
1459       {
1460         convertedPosition.x = mWindowWidth - position.y;
1461         convertedPosition.y = position.x;
1462         break;
1463       }
1464       case 180:
1465       {
1466         convertedPosition.x = mWindowWidth - position.x;
1467         convertedPosition.y = mWindowHeight - position.y;
1468         break;
1469       }
1470       case 270:
1471       {
1472         convertedPosition.x = position.y;
1473         convertedPosition.y = mWindowHeight - position.x;
1474         break;
1475       }
1476       default:
1477       {
1478         convertedPosition = position;
1479         break;
1480       }
1481     }
1482
1483     point.SetScreenPosition( convertedPosition );
1484   }
1485
1486   // Data
1487   EventHandler* mHandler;
1488   std::vector<Ecore_Event_Handler*> mEcoreEventHandler;
1489   Ecore_Wl_Window* mWindow;
1490   int mRotationAngle;
1491   int mWindowWidth;
1492   int mWindowHeight;
1493 #ifdef DALI_ELDBUS_AVAILABLE
1494   Eldbus_Connection* mSystemConnection;
1495 #endif // DALI_ELDBUS_AVAILABLE
1496 };
1497
1498 EventHandler::EventHandler( RenderSurface* surface, CoreEventInterface& coreEventInterface, GestureManager& gestureManager, DamageObserver& damageObserver, DragAndDropDetectorPtr dndDetector )
1499 : mCoreEventInterface( coreEventInterface ),
1500   mGestureManager( gestureManager ),
1501   mStyleMonitor( StyleMonitor::Get() ),
1502   mDamageObserver( damageObserver ),
1503   mRotationObserver( NULL ),
1504   mDragAndDropDetector( dndDetector ),
1505   mAccessibilityAdaptor( AccessibilityAdaptor::Get() ),
1506   mClipboardEventNotifier( ClipboardEventNotifier::Get() ),
1507   mClipboard( Clipboard::Get() ),
1508   mImpl( NULL ),
1509   mPaused( false )
1510 {
1511   Ecore_Wl_Window* window = 0;
1512
1513   // this code only works with the Ecore RenderSurface so need to downcast
1514   ECore::WindowRenderSurface* ecoreSurface = dynamic_cast< ECore::WindowRenderSurface* >( surface );
1515   if( ecoreSurface )
1516   {
1517     window = ecoreSurface->GetWlWindow();
1518   }
1519
1520   mImpl = new Impl(this, window);
1521 }
1522
1523 EventHandler::~EventHandler()
1524 {
1525   if(mImpl)
1526   {
1527     delete mImpl;
1528   }
1529
1530   mGestureManager.Stop();
1531 }
1532
1533 void EventHandler::SendEvent(Integration::Point& point, unsigned long timeStamp)
1534 {
1535   if(timeStamp < 1)
1536   {
1537     timeStamp = GetCurrentMilliSeconds();
1538   }
1539
1540   mImpl->ConvertTouchPosition( point );
1541
1542   Integration::TouchEvent touchEvent;
1543   Integration::HoverEvent hoverEvent;
1544   Integration::TouchEventCombiner::EventDispatchType type = mCombiner.GetNextTouchEvent(point, timeStamp, touchEvent, hoverEvent);
1545   if(type != Integration::TouchEventCombiner::DispatchNone )
1546   {
1547     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);
1548
1549     // First the touch and/or hover event & related gesture events are queued
1550     if(type == Integration::TouchEventCombiner::DispatchTouch || type == Integration::TouchEventCombiner::DispatchBoth)
1551     {
1552       mCoreEventInterface.QueueCoreEvent( touchEvent );
1553       mGestureManager.SendEvent(touchEvent);
1554     }
1555
1556     if(type == Integration::TouchEventCombiner::DispatchHover || type == Integration::TouchEventCombiner::DispatchBoth)
1557     {
1558       mCoreEventInterface.QueueCoreEvent( hoverEvent );
1559     }
1560
1561     // Next the events are processed with a single call into Core
1562     mCoreEventInterface.ProcessCoreEvents();
1563   }
1564 }
1565
1566 void EventHandler::SendEvent(Integration::KeyEvent& keyEvent)
1567 {
1568   Dali::PhysicalKeyboard physicalKeyboard = PhysicalKeyboard::Get();
1569   if ( physicalKeyboard )
1570   {
1571     if ( ! KeyLookup::IsDeviceButton( keyEvent.keyName.c_str() ) )
1572     {
1573       GetImplementation( physicalKeyboard ).KeyReceived( keyEvent.time > 1 );
1574     }
1575   }
1576
1577   // Create send KeyEvent to Core.
1578   mCoreEventInterface.QueueCoreEvent( keyEvent );
1579   mCoreEventInterface.ProcessCoreEvents();
1580 }
1581
1582 void EventHandler::SendWheelEvent( WheelEvent& wheelEvent )
1583 {
1584   // Create WheelEvent and send to Core.
1585   Integration::WheelEvent event( static_cast< Integration::WheelEvent::Type >(wheelEvent.type), wheelEvent.direction, wheelEvent.modifiers, wheelEvent.point, wheelEvent.z, wheelEvent.timeStamp );
1586   mCoreEventInterface.QueueCoreEvent( event );
1587   mCoreEventInterface.ProcessCoreEvents();
1588 }
1589
1590 void EventHandler::SendEvent( StyleChange::Type styleChange )
1591 {
1592   DALI_ASSERT_DEBUG( mStyleMonitor && "StyleMonitor Not Available" );
1593   GetImplementation( mStyleMonitor ).StyleChanged(styleChange);
1594 }
1595
1596 void EventHandler::SendEvent( const DamageArea& area )
1597 {
1598   mDamageObserver.OnDamaged( area );
1599 }
1600
1601 void EventHandler::SendRotationPrepareEvent( const RotationEvent& event )
1602 {
1603   if( mRotationObserver != NULL )
1604   {
1605     mImpl->mRotationAngle = event.angle;
1606     mImpl->mWindowWidth = event.width;
1607     mImpl->mWindowHeight = event.height;
1608
1609     mRotationObserver->OnRotationPrepare( event );
1610     mRotationObserver->OnRotationRequest();
1611   }
1612 }
1613
1614 void EventHandler::SendRotationRequestEvent( )
1615 {
1616   // No need to separate event into prepare and request in wayland
1617 }
1618
1619 void EventHandler::FeedTouchPoint( TouchPoint& point, int timeStamp)
1620 {
1621   Integration::Point convertedPoint( point );
1622   SendEvent(convertedPoint, timeStamp);
1623 }
1624
1625 void EventHandler::FeedWheelEvent( WheelEvent& wheelEvent )
1626 {
1627   SendWheelEvent( wheelEvent );
1628 }
1629
1630 void EventHandler::FeedKeyEvent( KeyEvent& event )
1631 {
1632   Integration::KeyEvent convertedEvent( event );
1633   SendEvent( convertedEvent );
1634 }
1635
1636 void EventHandler::FeedEvent( Integration::Event& event )
1637 {
1638   mCoreEventInterface.QueueCoreEvent( event );
1639   mCoreEventInterface.ProcessCoreEvents();
1640 }
1641
1642 void EventHandler::Reset()
1643 {
1644   mCombiner.Reset();
1645
1646   // Any touch listeners should be told of the interruption.
1647   Integration::TouchEvent event;
1648   Integration::Point point;
1649   point.SetState( PointState::INTERRUPTED );
1650   event.AddPoint( point );
1651
1652   // First the touch event & related gesture events are queued
1653   mCoreEventInterface.QueueCoreEvent( event );
1654   mGestureManager.SendEvent( event );
1655
1656   // Next the events are processed with a single call into Core
1657   mCoreEventInterface.ProcessCoreEvents();
1658 }
1659
1660 void EventHandler::Pause()
1661 {
1662   mPaused = true;
1663   Reset();
1664 }
1665
1666 void EventHandler::Resume()
1667 {
1668   mPaused = false;
1669   Reset();
1670 }
1671
1672 void EventHandler::SetDragAndDropDetector( DragAndDropDetectorPtr detector )
1673 {
1674   mDragAndDropDetector = detector;
1675 }
1676
1677 void EventHandler::SetRotationObserver( RotationObserver* observer )
1678 {
1679   mRotationObserver = observer;
1680 }
1681
1682 } // namespace Adaptor
1683
1684 } // namespace Internal
1685
1686 } // namespace Dali
1687
1688 #pragma GCC diagnostic pop