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                !strcmp( keyEvent->keyname, "XF86Exit" ) )
 724           {
 725             ecore_imf_context_input_panel_hide( imfContext );
 726             ecore_imf_context_reset( imfContext );
 727           }
 728         }
 729       }
 730     }
 731
 732     // If the event wasn't handled then we should send a key event.
 733     if ( !eventHandled )
 734     {
 735       if ( keyEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 736       {
 737         std::string keyName( keyEvent->keyname );
 738         std::string keyString( "" );
 739         int keyCode = KeyLookup::GetDaliKeyCode( keyEvent->keyname);
 740         keyCode = (keyCode == -1) ? 0 : keyCode;
 741         int modifier( keyEvent->modifiers );
 742         unsigned long time = keyEvent->timestamp;
 743         if (!strncmp(keyEvent->keyname, "Keycode-", 8))
 744           keyCode = atoi(keyEvent->keyname + 8);
 745
 746         // Ensure key event string is not NULL as keys like SHIFT have a null string.
 747         if ( keyEvent->string )
 748         {
 749           keyString = keyEvent->string;
 750         }
 751
 752         std::string deviceName;
 753         Device::Class::Type deviceClass;
 754         Device::Subclass::Type deviceSubclass;
 755
 756         GetDeviceName( keyEvent, deviceName );
 757         GetDeviceClass( ecore_device_class_get( keyEvent->dev ), deviceClass );
 758         GetDeviceSubclass( ecore_device_subclass_get( keyEvent->dev ), deviceSubclass );
 759
 760         DALI_LOG_INFO( gImfLogging, Debug::Verbose, "EVENT EcoreEventKeyDown - >>EcoreEventKeyDown deviceName(%s) deviceClass(%d)\n", deviceName.c_str(), deviceClass );
 761
 762         Integration::KeyEvent keyEvent(keyName, keyString, keyCode, modifier, time, Integration::KeyEvent::Down, deviceName, deviceClass, deviceSubclass );
 763         handler->SendEvent( keyEvent );
 764       }
 765     }
 766
 767     return ECORE_CALLBACK_PASS_ON;
 768   }
 769
 770   /**
 771    * Called when a key up is received.
 772    */
 773   static Eina_Bool EcoreEventKeyUp( void* data, int type, void* event )
 774   {
 775     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventKeyUp\n" );
 776
 777     EventHandler* handler( (EventHandler*)data );
 778     Ecore_Event_Key *keyEvent( (Ecore_Event_Key*)event );
 779     bool eventHandled( false );
 780
 781     // Device keys like Menu, home, back button must skip ecore_imf_context_filter_event.
 782     if ( ! KeyLookup::IsDeviceButton( keyEvent->keyname ) )
 783     {
 784       Ecore_IMF_Context* imfContext = NULL;
 785       Dali::ImfManager imfManager( ImfManager::Get() );
 786       if ( imfManager )
 787       {
 788         imfContext = ImfManager::GetImplementation( imfManager ).GetContext();
 789       }
 790
 791       if ( imfContext )
 792       {
 793         // We're consuming key up event so we have to pass to IMF so that it can parse it as well.
 794         Ecore_IMF_Event_Key_Up ecoreKeyUpEvent;
 795         ecoreKeyUpEvent.keyname   = keyEvent->keyname;
 796         ecoreKeyUpEvent.key       = keyEvent->key;
 797         ecoreKeyUpEvent.string    = keyEvent->string;
 798         ecoreKeyUpEvent.compose   = keyEvent->compose;
 799         ecoreKeyUpEvent.timestamp = keyEvent->timestamp;
 800         ecoreKeyUpEvent.modifiers = EcoreInputModifierToEcoreIMFModifier ( keyEvent->modifiers );
 801         ecoreKeyUpEvent.locks     = EcoreInputModifierToEcoreIMFLock( keyEvent->modifiers );
 802         ecoreKeyUpEvent.dev_name  = ecore_device_name_get( keyEvent->dev );
 803         ecoreKeyUpEvent.dev_class = static_cast<Ecore_IMF_Device_Class>( ecore_device_class_get( keyEvent->dev ) );
 804         ecoreKeyUpEvent.dev_subclass = static_cast<Ecore_IMF_Device_Subclass>( ecore_device_subclass_get( keyEvent->dev ) );
 805
 806         eventHandled = ecore_imf_context_filter_event( imfContext,
 807                                                        ECORE_IMF_EVENT_KEY_UP,
 808                                                        (Ecore_IMF_Event *) &ecoreKeyUpEvent );
 809       }
 810     }
 811
 812     // If the event wasn't handled then we should send a key event.
 813     if ( !eventHandled )
 814     {
 815       if ( keyEvent->window == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 816       {
 817         std::string keyName( keyEvent->keyname );
 818         std::string keyString( "" );
 819         int keyCode = KeyLookup::GetDaliKeyCode( keyEvent->keyname);
 820         keyCode = (keyCode == -1) ? 0 : keyCode;
 821         int modifier( keyEvent->modifiers );
 822         unsigned long time = keyEvent->timestamp;
 823         if (!strncmp(keyEvent->keyname, "Keycode-", 8))
 824           keyCode = atoi(keyEvent->keyname + 8);
 825
 826         // Ensure key event string is not NULL as keys like SHIFT have a null string.
 827         if ( keyEvent->string )
 828         {
 829           keyString = keyEvent->string;
 830         }
 831
 832         std::string deviceName;
 833         Device::Class::Type deviceClass;
 834         Device::Subclass::Type deviceSubclass;
 835
 836         GetDeviceName( keyEvent, deviceName );
 837         GetDeviceClass( ecore_device_class_get( keyEvent->dev ), deviceClass );
 838         GetDeviceSubclass( ecore_device_subclass_get( keyEvent->dev ), deviceSubclass );
 839
 840         Integration::KeyEvent keyEvent(keyName, keyString, keyCode, modifier, time, Integration::KeyEvent::Up, deviceName, deviceClass, deviceSubclass );
 841         handler->SendEvent( keyEvent );
 842       }
 843     }
 844
 845     return ECORE_CALLBACK_PASS_ON;
 846   }
 847
 848   /////////////////////////////////////////////////////////////////////////////////////////////////
 849   // Window Callbacks
 850   /////////////////////////////////////////////////////////////////////////////////////////////////
 851
 852   /**
 853    * Called when the window gains focus.
 854    */
 855   static Eina_Bool EcoreEventWindowFocusIn( void* data, int type, void* event )
 856   {
 857     Ecore_Wl_Event_Focus_In* focusInEvent( (Ecore_Wl_Event_Focus_In*)event );
 858     EventHandler* handler( (EventHandler*)data );
 859
 860     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventWindowFocusIn \n" );
 861
 862     // If the window gains focus and we hid the keyboard then show it again.
 863     if ( focusInEvent->win == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 864     {
 865       DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT EcoreEventWindowFocusIn - >>WindowFocusGained \n" );
 866
 867       if ( ImfManager::IsAvailable() /* Only get the ImfManager if it's available as we do not want to create it */ )
 868       {
 869         Dali::ImfManager imfManager( ImfManager::Get() );
 870         if ( imfManager )
 871         {
 872           ImfManager& imfManagerImpl( ImfManager::GetImplementation( imfManager ) );
 873           if( imfManagerImpl.RestoreAfterFocusLost() )
 874           {
 875             imfManagerImpl.Activate();
 876           }
 877         }
 878       }
 879       Dali::Clipboard clipboard = Clipboard::Get();
 880       clipboard.HideClipboard();
 881     }
 882
 883     return ECORE_CALLBACK_PASS_ON;
 884   }
 885
 886   /**
 887    * Called when the window loses focus.
 888    */
 889   static Eina_Bool EcoreEventWindowFocusOut( void* data, int type, void* event )
 890   {
 891     Ecore_Wl_Event_Focus_Out* focusOutEvent( (Ecore_Wl_Event_Focus_Out*)event );
 892     EventHandler* handler( (EventHandler*)data );
 893
 894     DALI_LOG_INFO( gImfLogging, Debug::General, "EVENT >>EcoreEventWindowFocusOut \n" );
 895
 896     // If the window loses focus then hide the keyboard.
 897     if ( focusOutEvent->win == (unsigned int)ecore_wl_window_id_get(handler->mImpl->mWindow) )
 898     {
 899       if ( ImfManager::IsAvailable() /* Only get the ImfManager if it's available as we do not want to create it */ )
 900       {
 901         Dali::ImfManager imfManager( ImfManager::Get() );
 902         if ( imfManager )
 903         {
 904           ImfManager& imfManagerImpl( ImfManager::GetImplementation( imfManager ) );
 905           if( imfManagerImpl.RestoreAfterFocusLost() )
 906           {
 907             imfManagerImpl.Deactivate();
 908           }
 909         }
 910       }
 911
 912       // Hiding clipboard event will be ignored once because window focus out event is always received on showing clipboard
 913       Dali::Clipboard clipboard = Clipboard::Get();
 914       if ( clipboard )
 915       {
 916         Clipboard& clipBoardImpl( GetImplementation( clipboard ) );
 917         clipBoardImpl.HideClipboard(true);
 918       }
 919     }
 920
 921     return ECORE_CALLBACK_PASS_ON;
 922   }
 923
 924   /**
 925    * Called when the window is damaged.
 926    */
 927   static Eina_Bool EcoreEventWindowDamaged(void *data, int type, void *event)
 928   {
 929     return ECORE_CALLBACK_PASS_ON;
 930   }
 931
 932   /**
 933    * Called when the window properties are changed.
 934    * We are only interested in the font change.
 935    */
 936
 937
 938   /////////////////////////////////////////////////////////////////////////////////////////////////
 939   // Drag & Drop Callbacks
 940   /////////////////////////////////////////////////////////////////////////////////////////////////
 941
 942   /**
 943    * Called when a dragged item enters our window's bounds.
 944    * This is when items are dragged INTO our window.
 945    */
 946   static Eina_Bool EcoreEventDndEnter( void* data, int type, void* event )
 947   {
 948     DALI_LOG_INFO( gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndEnter\n" );
 949
 950     return ECORE_CALLBACK_PASS_ON;
 951   }
 952
 953   /**
 954    * Called when a dragged item is moved within our window.
 955    * This is when items are dragged INTO our window.
 956    */
 957   static Eina_Bool EcoreEventDndPosition( void* data, int type, void* event )
 958   {
 959     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndPosition\n" );
 960
 961     return ECORE_CALLBACK_PASS_ON;
 962   }
 963
 964   /**
 965    * Called when a dragged item leaves our window's bounds.
 966    * This is when items are dragged INTO our window.
 967    */
 968   static Eina_Bool EcoreEventDndLeave( void* data, int type, void* event )
 969   {
 970     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndLeave\n" );
 971
 972     return ECORE_CALLBACK_PASS_ON;
 973   }
 974
 975   /**
 976    * Called when the dragged item is dropped within our window's bounds.
 977    * This is when items are dragged INTO our window.
 978    */
 979   static Eina_Bool EcoreEventDndDrop( void* data, int type, void* event )
 980   {
 981     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndDrop\n" );
 982
 983     return ECORE_CALLBACK_PASS_ON;
 984   }
 985
 986   /**
 987    * Called when a dragged item is moved from our window and the target window has done processing it.
 988    * This is when items are dragged FROM our window.
 989    */
 990   static Eina_Bool EcoreEventDndFinished( void* data, int type, void* event )
 991   {
 992     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndFinished\n" );
 993     return ECORE_CALLBACK_PASS_ON;
 994   }
 995
 996   /**
 997    * Called when a dragged item is moved from our window and the target window has sent us a status.
 998    * This is when items are dragged FROM our window.
 999    */
1000   static Eina_Bool EcoreEventDndStatus( void* data, int type, void* event )
1001   {
1002     DALI_LOG_INFO(gDragAndDropLogFilter, Debug::Concise, "EcoreEventDndStatus\n" );
1003     return ECORE_CALLBACK_PASS_ON;
1004   }
1005
1006   /**
1007    * Called when the client messages (i.e. the accessibility events) are received.
1008    */
1009   static Eina_Bool EcoreEventClientMessage( void* data, int type, void* event )
1010   {
1011     return ECORE_CALLBACK_PASS_ON;
1012   }
1013
1014
1015   /////////////////////////////////////////////////////////////////////////////////////////////////
1016   // ElDBus Accessibility Callbacks
1017   /////////////////////////////////////////////////////////////////////////////////////////////////
1018
1019 #ifdef DALI_ELDBUS_AVAILABLE
1020   // Callback for Ecore ElDBus accessibility events.
1021   static void OnEcoreElDBusAccessibilityNotification( void *context EINA_UNUSED, const Eldbus_Message *message )
1022   {
1023     EventHandler* handler = static_cast< EventHandler* >( context );
1024     // Ignore any accessibility events when paused.
1025     if( handler->mPaused )
1026     {
1027       return;
1028     }
1029
1030     if( !handler->mAccessibilityAdaptor )
1031     {
1032       DALI_LOG_ERROR( "Invalid accessibility adaptor\n" );
1033       return;
1034     }
1035
1036     AccessibilityAdaptor* accessibilityAdaptor( &AccessibilityAdaptor::GetImplementation( handler->mAccessibilityAdaptor ) );
1037     if( !accessibilityAdaptor )
1038     {
1039       DALI_LOG_ERROR( "Cannot access accessibility adaptor\n" );
1040       return;
1041     }
1042
1043     int gestureValue;
1044     int xS, yS, xE, yE;
1045     int state; // 0 - begin, 1 - ongoing, 2 - ended, 3 - aborted
1046     int eventTime;
1047
1048     // The string defines the arg-list's respective types.
1049     if( !eldbus_message_arguments_get( message, "iiiiiiu", &gestureValue, &xS, &yS, &xE, &yE, &state, &eventTime ) )
1050     {
1051       DALI_LOG_ERROR( "OnEcoreElDBusAccessibilityNotification: Error getting arguments\n" );
1052     }
1053
1054     DALI_LOG_INFO( gImfLogging, Debug::General, "Got gesture: Name: %d  Args: %d,%d,%d,%d  State: %d\n", gestureValue, xS, yS, xE, yE );
1055
1056     // Create a touch point object.
1057     TouchPoint::State touchPointState( TouchPoint::Down );
1058     if( state == 0 )
1059     {
1060       touchPointState = TouchPoint::Down; // Mouse down.
1061     }
1062     else if( state == 1 )
1063     {
1064       touchPointState = TouchPoint::Motion; // Mouse move.
1065     }
1066     else if( state == 2 )
1067     {
1068       touchPointState = TouchPoint::Up; // Mouse up.
1069     }
1070     else
1071     {
1072       touchPointState = TouchPoint::Interrupted; // Error.
1073     }
1074
1075     // Send touch event to accessibility adaptor.
1076     TouchPoint point( 0, touchPointState, (float)xS, (float)yS );
1077
1078     // Perform actions based on received gestures.
1079     // Note: This is seperated from the reading so we can have other input readers without changing the below code.
1080     switch( gestureValue )
1081     {
1082       case 0: // OneFingerHover
1083       {
1084         // Focus, read out.
1085         accessibilityAdaptor->HandleActionReadEvent( (unsigned int)xS, (unsigned int)yS, true /* allow read again */ );
1086         break;
1087       }
1088       case 1: // TwoFingersHover
1089       {
1090         // In accessibility mode, scroll action should be handled when the currently focused actor is contained in scrollable control
1091         accessibilityAdaptor->HandleActionScrollEvent( point, GetCurrentMilliSeconds() );
1092         break;
1093       }
1094       case 2: // ThreeFingersHover
1095       {
1096         // Read from top item on screen continuously.
1097         accessibilityAdaptor->HandleActionReadFromTopEvent();
1098         break;
1099       }
1100       case 3: // OneFingerFlickLeft
1101       {
1102         // Move to previous item.
1103         accessibilityAdaptor->HandleActionReadPreviousEvent();
1104         break;
1105       }
1106       case 4: // OneFingerFlickRight
1107       {
1108         // Move to next item.
1109         accessibilityAdaptor->HandleActionReadNextEvent();
1110         break;
1111       }
1112       case 5: // OneFingerFlickUp
1113       {
1114         // Move to previous item.
1115         accessibilityAdaptor->HandleActionPreviousEvent();
1116         break;
1117       }
1118       case 6: // OneFingerFlickDown
1119       {
1120         // Move to next item.
1121         accessibilityAdaptor->HandleActionNextEvent();
1122         break;
1123       }
1124       case 7: // TwoFingersFlickUp
1125       {
1126         // Scroll up the list.
1127         accessibilityAdaptor->HandleActionScrollUpEvent();
1128         break;
1129       }
1130       case 8: // TwoFingersFlickDown
1131       {
1132         // Scroll down the list.
1133         accessibilityAdaptor->HandleActionScrollDownEvent();
1134         break;
1135       }
1136       case 9: // TwoFingersFlickLeft
1137       {
1138         // Scroll left to the previous page
1139         accessibilityAdaptor->HandleActionPageLeftEvent();
1140         break;
1141       }
1142       case 10: // TwoFingersFlickRight
1143       {
1144         // Scroll right to the next page
1145         accessibilityAdaptor->HandleActionPageRightEvent();
1146         break;
1147       }
1148       case 11: // ThreeFingersFlickLeft
1149       {
1150         // Not exist yet
1151         break;
1152       }
1153       case 12: // ThreeFingersFlickRight
1154       {
1155         // Not exist yet
1156         break;
1157       }
1158       case 13: // ThreeFingersFlickUp
1159       {
1160         // Not exist yet
1161         break;
1162       }
1163       case 14: // ThreeFingersFlickDown
1164       {
1165         // Not exist yet
1166         break;
1167       }
1168       case 15: // OneFingerSingleTap
1169       {
1170         // Focus, read out.
1171         accessibilityAdaptor->HandleActionReadEvent( (unsigned int)xS, (unsigned int)yS, true /* allow read again */ );
1172         break;
1173       }
1174       case 16: // OneFingerDoubleTap
1175       {
1176         // Activate selected item / active edit mode.
1177         accessibilityAdaptor->HandleActionActivateEvent();
1178         break;
1179       }
1180       case 17: // OneFingerTripleTap
1181       {
1182         // Zoom
1183         accessibilityAdaptor->HandleActionZoomEvent();
1184         break;
1185       }
1186       case 18: // TwoFingersSingleTap
1187       {
1188         // Pause/Resume current speech
1189         accessibilityAdaptor->HandleActionReadPauseResumeEvent();
1190         break;
1191       }
1192       case 19: // TwoFingersDoubleTap
1193       {
1194         // Start/Stop current action
1195         accessibilityAdaptor->HandleActionStartStopEvent();
1196         break;
1197       }
1198       case 20: // TwoFingersTripleTap
1199       {
1200         // Read information from indicator
1201         accessibilityAdaptor->HandleActionReadIndicatorInformationEvent();
1202         break;
1203       }
1204       case 21: // ThreeFingersSingleTap
1205       {
1206         // Read from top item on screen continuously.
1207         accessibilityAdaptor->HandleActionReadFromTopEvent();
1208         break;
1209       }
1210       case 22: // ThreeFingersDoubleTap
1211       {
1212         // Read from next item continuously.
1213         accessibilityAdaptor->HandleActionReadFromNextEvent();
1214         break;
1215       }
1216       case 23: // ThreeFingersTripleTap
1217       {
1218         // Not exist yet
1219         break;
1220       }
1221       case 24: // OneFingerFlickLeftReturn
1222       {
1223         // Scroll up to the previous page
1224         accessibilityAdaptor->HandleActionPageUpEvent();
1225         break;
1226       }
1227       case 25: // OneFingerFlickRightReturn
1228       {
1229         // Scroll down to the next page
1230         accessibilityAdaptor->HandleActionPageDownEvent();
1231         break;
1232       }
1233       case 26: // OneFingerFlickUpReturn
1234       {
1235         // Move to the first item on screen
1236         accessibilityAdaptor->HandleActionMoveToFirstEvent();
1237         break;
1238       }
1239       case 27: // OneFingerFlickDownReturn
1240       {
1241         // Move to the last item on screen
1242         accessibilityAdaptor->HandleActionMoveToLastEvent();
1243         break;
1244       }
1245       case 28: // TwoFingersFlickLeftReturn
1246       {
1247         // Not exist yet
1248         break;
1249       }
1250       case 29: // TwoFingersFlickRightReturn
1251       {
1252         // Not exist yet
1253         break;
1254       }
1255       case 30: // TwoFingersFlickUpReturn
1256       {
1257         // Not exist yet
1258         break;
1259       }
1260       case 31: // TwoFingersFlickDownReturn
1261       {
1262         // Not exist yet
1263         break;
1264       }
1265       case 32: // ThreeFingersFlickLeftReturn
1266       {
1267         // Not exist yet
1268         break;
1269       }
1270       case 33: // ThreeFingersFlickRightReturn
1271       {
1272         // Not exist yet
1273         break;
1274       }
1275       case 34: // ThreeFingersFlickUpReturn
1276       {
1277         // Not exist yet
1278         break;
1279       }
1280       case 35: // ThreeFingersFlickDownReturn
1281       {
1282         // Not exist yet
1283         break;
1284       }
1285     }
1286   }
1287
1288   void EcoreElDBusInitialisation( void *handle )
1289   {
1290     Eldbus_Object *object;
1291     Eldbus_Proxy *manager;
1292
1293     if( !( mSystemConnection = eldbus_connection_get(ELDBUS_CONNECTION_TYPE_SYSTEM) ) )
1294     {
1295       DALI_LOG_ERROR( "Unable to get system bus\n" );
1296     }
1297
1298     object = eldbus_object_get( mSystemConnection, BUS, PATH );
1299     if( !object )
1300     {
1301       DALI_LOG_ERROR( "Getting object failed\n" );
1302       return;
1303     }
1304
1305     manager = eldbus_proxy_get( object, INTERFACE );
1306     if( !manager )
1307     {
1308       DALI_LOG_ERROR( "Getting proxy failed\n" );
1309       return;
1310     }
1311
1312     if( !eldbus_proxy_signal_handler_add( manager, "GestureDetected", OnEcoreElDBusAccessibilityNotification, handle ) )
1313     {
1314       DALI_LOG_ERROR( "No signal handler returned\n" );
1315     }
1316   }
1317 #endif // DALI_ELDBUS_AVAILABLE
1318
1319   /**
1320    * Called when the source window notifies us the content in clipboard is selected.
1321    */
1322   static Eina_Bool EcoreEventSelectionClear( void* data, int type, void* event )
1323   {
1324     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventSelectionClear\n" );
1325     return ECORE_CALLBACK_PASS_ON;
1326   }
1327
1328   /**
1329    * Called when the source window sends us about the selected content.
1330    * For example, when dragged items are dragged INTO our window or when items are selected in the clipboard.
1331    */
1332   static Eina_Bool EcoreEventSelectionNotify( void* data, int type, void* event )
1333   {
1334     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventSelectionNotify\n" );
1335     return ECORE_CALLBACK_PASS_ON;
1336   }
1337
1338   /**
1339   * Called when the source window notifies us the content in clipboard is selected.
1340   */
1341   static Eina_Bool EcoreEventDataSend( void* data, int type, void* event )
1342   {
1343     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventDataSend\n" );
1344
1345     Dali::Clipboard clipboard = Clipboard::Get();
1346     if ( clipboard )
1347     {
1348       Clipboard& clipBoardImpl( GetImplementation( clipboard ) );
1349       clipBoardImpl.ExcuteBuffered( true, event );
1350     }
1351     return ECORE_CALLBACK_PASS_ON;
1352   }
1353
1354    /**
1355     * Called when the source window sends us about the selected content.
1356     * For example, when item is selected in the clipboard.
1357     */
1358    static Eina_Bool EcoreEventDataReceive( void* data, int type, void* event )
1359    {
1360      DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventDataReceive\n" );
1361
1362      EventHandler* handler( (EventHandler*)data );
1363       Dali::Clipboard clipboard = Clipboard::Get();
1364       char *selectionData = NULL;
1365       if ( clipboard )
1366       {
1367         Clipboard& clipBoardImpl( GetImplementation( clipboard ) );
1368         selectionData = clipBoardImpl.ExcuteBuffered( false, event );
1369       }
1370       if ( selectionData && handler->mClipboardEventNotifier )
1371       {
1372         ClipboardEventNotifier& clipboardEventNotifier( ClipboardEventNotifier::GetImplementation( handler->mClipboardEventNotifier ) );
1373         std::string content( selectionData, strlen(selectionData) );
1374
1375         clipboardEventNotifier.SetContent( content );
1376         clipboardEventNotifier.EmitContentSelectedSignal();
1377       }
1378      return ECORE_CALLBACK_PASS_ON;
1379    }
1380
1381   /*
1382   * Called when rotate event is recevied
1383   */
1384   static Eina_Bool EcoreEventRotate( void* data, int type, void* event )
1385   {
1386     DALI_LOG_INFO( gSelectionEventLogFilter, Debug::Concise, "EcoreEventRotate\n" );
1387
1388     EventHandler* handler( (EventHandler*)data );
1389     Ecore_Wl_Event_Window_Rotate* ev( (Ecore_Wl_Event_Window_Rotate*)event );
1390
1391     if( ev->win != (unsigned int)ecore_wl_window_id_get( handler->mImpl->mWindow ) )
1392     {
1393       return ECORE_CALLBACK_PASS_ON;
1394     }
1395
1396     RotationEvent rotationEvent;
1397     rotationEvent.angle = ev->angle;
1398     rotationEvent.winResize = 0;
1399
1400     if( ev->angle == 0 || ev->angle == 180 )
1401     {
1402       rotationEvent.width = ev->w;
1403       rotationEvent.height = ev->h;
1404     }
1405     else
1406     {
1407       rotationEvent.width = ev->h;
1408       rotationEvent.height = ev->w;
1409     }
1410
1411     handler->SendRotationPrepareEvent( rotationEvent );
1412
1413     return ECORE_CALLBACK_PASS_ON;
1414   }
1415
1416   /*
1417   * Called when detent event is recevied
1418   */
1419   static Eina_Bool EcoreEventDetent( void* data, int type, void* event )
1420   {
1421     DALI_LOG_INFO(gSelectionEventLogFilter, Debug::Concise, "EcoreEventDetent\n" );
1422     EventHandler* handler( (EventHandler*)data );
1423     Ecore_Event_Detent_Rotate *e((Ecore_Event_Detent_Rotate *)event);
1424     int direction = (e->direction == ECORE_DETENT_DIRECTION_CLOCKWISE) ? 1 : -1;
1425     int timeStamp = e->timestamp;
1426
1427     WheelEvent wheelEvent( WheelEvent::CUSTOM_WHEEL, 0, 0, Vector2(0.0f, 0.0f), direction, timeStamp );
1428     handler->SendWheelEvent( wheelEvent );
1429     return ECORE_CALLBACK_PASS_ON;
1430   }
1431
1432   /////////////////////////////////////////////////////////////////////////////////////////////////
1433   // Font Callbacks
1434   /////////////////////////////////////////////////////////////////////////////////////////////////
1435   /**
1436    * Called when a font name is changed.
1437    */
1438   static void VconfNotifyFontNameChanged( keynode_t* node, void* data )
1439   {
1440     EventHandler* handler = static_cast<EventHandler*>( data );
1441     handler->SendEvent( StyleChange::DEFAULT_FONT_CHANGE );
1442   }
1443
1444   /**
1445    * Called when a font size is changed.
1446    */
1447   static void VconfNotifyFontSizeChanged( keynode_t* node, void* data )
1448   {
1449     EventHandler* handler = static_cast<EventHandler*>( data );
1450     handler->SendEvent( StyleChange::DEFAULT_FONT_SIZE_CHANGE );
1451   }
1452
1453   void ConvertTouchPosition( Integration::Point& point )
1454   {
1455     Vector2 position = point.GetScreenPosition();
1456     Vector2 convertedPosition;
1457
1458     switch( mRotationAngle )
1459     {
1460       case 90:
1461       {
1462         convertedPosition.x = mWindowWidth - position.y;
1463         convertedPosition.y = position.x;
1464         break;
1465       }
1466       case 180:
1467       {
1468         convertedPosition.x = mWindowWidth - position.x;
1469         convertedPosition.y = mWindowHeight - position.y;
1470         break;
1471       }
1472       case 270:
1473       {
1474         convertedPosition.x = position.y;
1475         convertedPosition.y = mWindowHeight - position.x;
1476         break;
1477       }
1478       default:
1479       {
1480         convertedPosition = position;
1481         break;
1482       }
1483     }
1484
1485     point.SetScreenPosition( convertedPosition );
1486   }
1487
1488   // Data
1489   EventHandler* mHandler;
1490   std::vector<Ecore_Event_Handler*> mEcoreEventHandler;
1491   Ecore_Wl_Window* mWindow;
1492   int mRotationAngle;
1493   int mWindowWidth;
1494   int mWindowHeight;
1495 #ifdef DALI_ELDBUS_AVAILABLE
1496   Eldbus_Connection* mSystemConnection;
1497 #endif // DALI_ELDBUS_AVAILABLE
1498 };
1499
1500 EventHandler::EventHandler( RenderSurface* surface, CoreEventInterface& coreEventInterface, GestureManager& gestureManager, DamageObserver& damageObserver, DragAndDropDetectorPtr dndDetector )
1501 : mCoreEventInterface( coreEventInterface ),
1502   mGestureManager( gestureManager ),
1503   mStyleMonitor( StyleMonitor::Get() ),
1504   mDamageObserver( damageObserver ),
1505   mRotationObserver( NULL ),
1506   mDragAndDropDetector( dndDetector ),
1507   mAccessibilityAdaptor( AccessibilityAdaptor::Get() ),
1508   mClipboardEventNotifier( ClipboardEventNotifier::Get() ),
1509   mClipboard( Clipboard::Get() ),
1510   mImpl( NULL ),
1511   mPaused( false )
1512 {
1513   Ecore_Wl_Window* window = 0;
1514
1515   // this code only works with the Ecore RenderSurface so need to downcast
1516   ECore::WindowRenderSurface* ecoreSurface = dynamic_cast< ECore::WindowRenderSurface* >( surface );
1517   if( ecoreSurface )
1518   {
1519     window = ecoreSurface->GetWlWindow();
1520   }
1521
1522   mImpl = new Impl(this, window);
1523 }
1524
1525 EventHandler::~EventHandler()
1526 {
1527   if(mImpl)
1528   {
1529     delete mImpl;
1530   }
1531
1532   mGestureManager.Stop();
1533 }
1534
1535 void EventHandler::SendEvent(Integration::Point& point, unsigned long timeStamp)
1536 {
1537   if(timeStamp < 1)
1538   {
1539     timeStamp = GetCurrentMilliSeconds();
1540   }
1541
1542   mImpl->ConvertTouchPosition( point );
1543
1544   Integration::TouchEvent touchEvent;
1545   Integration::HoverEvent hoverEvent;
1546   Integration::TouchEventCombiner::EventDispatchType type = mCombiner.GetNextTouchEvent(point, timeStamp, touchEvent, hoverEvent);
1547   if(type != Integration::TouchEventCombiner::DispatchNone )
1548   {
1549     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);
1550
1551     // First the touch and/or hover event & related gesture events are queued
1552     if(type == Integration::TouchEventCombiner::DispatchTouch || type == Integration::TouchEventCombiner::DispatchBoth)
1553     {
1554       mCoreEventInterface.QueueCoreEvent( touchEvent );
1555       mGestureManager.SendEvent(touchEvent);
1556     }
1557
1558     if(type == Integration::TouchEventCombiner::DispatchHover || type == Integration::TouchEventCombiner::DispatchBoth)
1559     {
1560       mCoreEventInterface.QueueCoreEvent( hoverEvent );
1561     }
1562
1563     // Next the events are processed with a single call into Core
1564     mCoreEventInterface.ProcessCoreEvents();
1565   }
1566 }
1567
1568 void EventHandler::SendEvent(Integration::KeyEvent& keyEvent)
1569 {
1570   Dali::PhysicalKeyboard physicalKeyboard = PhysicalKeyboard::Get();
1571   if ( physicalKeyboard )
1572   {
1573     if ( ! KeyLookup::IsDeviceButton( keyEvent.keyName.c_str() ) )
1574     {
1575       GetImplementation( physicalKeyboard ).KeyReceived( keyEvent.time > 1 );
1576     }
1577   }
1578
1579   // Create send KeyEvent to Core.
1580   mCoreEventInterface.QueueCoreEvent( keyEvent );
1581   mCoreEventInterface.ProcessCoreEvents();
1582 }
1583
1584 void EventHandler::SendWheelEvent( WheelEvent& wheelEvent )
1585 {
1586   // Create WheelEvent and send to Core.
1587   Integration::WheelEvent event( static_cast< Integration::WheelEvent::Type >(wheelEvent.type), wheelEvent.direction, wheelEvent.modifiers, wheelEvent.point, wheelEvent.z, wheelEvent.timeStamp );
1588   mCoreEventInterface.QueueCoreEvent( event );
1589   mCoreEventInterface.ProcessCoreEvents();
1590 }
1591
1592 void EventHandler::SendEvent( StyleChange::Type styleChange )
1593 {
1594   DALI_ASSERT_DEBUG( mStyleMonitor && "StyleMonitor Not Available" );
1595   GetImplementation( mStyleMonitor ).StyleChanged(styleChange);
1596 }
1597
1598 void EventHandler::SendEvent( const DamageArea& area )
1599 {
1600   mDamageObserver.OnDamaged( area );
1601 }
1602
1603 void EventHandler::SendRotationPrepareEvent( const RotationEvent& event )
1604 {
1605   if( mRotationObserver != NULL )
1606   {
1607     mImpl->mRotationAngle = event.angle;
1608     mImpl->mWindowWidth = event.width;
1609     mImpl->mWindowHeight = event.height;
1610
1611     mRotationObserver->OnRotationPrepare( event );
1612     mRotationObserver->OnRotationRequest();
1613   }
1614 }
1615
1616 void EventHandler::SendRotationRequestEvent( )
1617 {
1618   // No need to separate event into prepare and request in wayland
1619 }
1620
1621 void EventHandler::FeedTouchPoint( TouchPoint& point, int timeStamp)
1622 {
1623   Integration::Point convertedPoint( point );
1624   SendEvent(convertedPoint, timeStamp);
1625 }
1626
1627 void EventHandler::FeedWheelEvent( WheelEvent& wheelEvent )
1628 {
1629   SendWheelEvent( wheelEvent );
1630 }
1631
1632 void EventHandler::FeedKeyEvent( KeyEvent& event )
1633 {
1634   Integration::KeyEvent convertedEvent( event );
1635   SendEvent( convertedEvent );
1636 }
1637
1638 void EventHandler::FeedEvent( Integration::Event& event )
1639 {
1640   mCoreEventInterface.QueueCoreEvent( event );
1641   mCoreEventInterface.ProcessCoreEvents();
1642 }
1643
1644 void EventHandler::Reset()
1645 {
1646   mCombiner.Reset();
1647
1648   // Any touch listeners should be told of the interruption.
1649   Integration::TouchEvent event;
1650   Integration::Point point;
1651   point.SetState( PointState::INTERRUPTED );
1652   event.AddPoint( point );
1653
1654   // First the touch event & related gesture events are queued
1655   mCoreEventInterface.QueueCoreEvent( event );
1656   mGestureManager.SendEvent( event );
1657
1658   // Next the events are processed with a single call into Core
1659   mCoreEventInterface.ProcessCoreEvents();
1660 }
1661
1662 void EventHandler::Pause()
1663 {
1664   mPaused = true;
1665   Reset();
1666 }
1667
1668 void EventHandler::Resume()
1669 {
1670   mPaused = false;
1671   Reset();
1672 }
1673
1674 void EventHandler::SetDragAndDropDetector( DragAndDropDetectorPtr detector )
1675 {
1676   mDragAndDropDetector = detector;
1677 }
1678
1679 void EventHandler::SetRotationObserver( RotationObserver* observer )
1680 {
1681   mRotationObserver = observer;
1682 }
1683
1684 } // namespace Adaptor
1685
1686 } // namespace Internal
1687
1688 } // namespace Dali
1689
1690 #pragma GCC diagnostic pop