src/ui/controls/FUiCtrl_Gallery.cpp

   1 //
   2 // Open Service Platform
   3 // Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
   4 //
   5 // Licensed under the Apache License, Version 2.0 (the License);
   6 // you may not use this file except in compliance with the License.
   7 // You may obtain a copy of the License at
   8 //
   9 //     http://www.apache.org/licenses/LICENSE-2.0/
  10 //
  11 // Unless required by applicable law or agreed to in writing, software
  12 // distributed under the License is distributed on an ”AS IS” BASIS,
  13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 // See the License for the specific language governing permissions and
  15 // limitations under the License.
  16 //
  17 #include <FBaseString.h>
  18 #include <FGrpColor.h>
  19 #include <FSys_SettingInfoImpl.h>
  20 #include "FUi_AccessibilityContainer.h"
  21 #include "FUi_AccessibilityElement.h"
  22 #include "FUi_AccessibilityManager.h"
  23 #include "FUi_CoordinateSystemUtils.h"
  24 #include "FUi_ResourceManager.h"
  25 #include "FUi_TouchFlickGestureDetector.h"
  26 #include "FUi_TouchTapGestureDetector.h"
  27 #include "FUi_TouchPinchGestureDetector.h"
  28 #include "FUiCtrl_Gallery.h"
  29 #include "FUiCtrl_GalleryBitmap.h"
  30 #include "FUiCtrl_GalleryPresenter.h"
  31 #include "FUiCtrl_GalleryRenderer.h"
  32 #include "FUiCtrl_GalleryRendererNotification.h"
  33 #include "FUiCtrl_GalleryViewEventInfo.h"
  34 #include "FUiCtrl_GalleryViewEvent.h"
  35 #include "FUiCtrl_IGalleryCoreEventListener.h"
  36 #include "FUiCtrl_IGalleryRendererNotiListener.h"
  37
  38 using namespace Tizen::Base;
  39 using namespace Tizen::Graphics;
  40 using namespace Tizen::System;
  41 using namespace Tizen::Ui::Effects;
  42
  43 namespace Tizen { namespace Ui { namespace Controls {
  44
  45 _Gallery::_Gallery(void)
  46         : __pRenderer(null)
  47         , __pPresenter(null)
  48         , __modelInitialized(false)
  49         , __pGalleryImageElement(null)
  50 {
  51         _AccessibilityContainer* pContainer = GetAccessibilityContainer();
  52         if (pContainer != null)
  53         {
  54                 pContainer->Activate(true);
  55         }
  56 }
  57
  58 _Gallery::~_Gallery(void)
  59 {
  60         result r = __flickGesture.RemoveGestureListener(*this);
  61         if (r != E_SUCCESS)
  62         {
  63                 SetLastResult(r);
  64                 SysAssert(false);
  65         }
  66
  67         r = RemoveGestureDetector(__flickGesture);
  68         if (r != E_SUCCESS)
  69         {
  70                 SetLastResult(r);
  71                 SysAssert(false);
  72         }
  73
  74         r = __oneTapGesture.RemoveGestureListener(*this);
  75         if (r != E_SUCCESS)
  76         {
  77                 SetLastResult(r);
  78                 SysAssert(false);
  79         }
  80
  81         r = RemoveGestureDetector(__oneTapGesture);
  82         if (r != E_SUCCESS)
  83         {
  84                 SetLastResult(r);
  85                 SysAssert(false);
  86         }
  87
  88         r = __twoTapGesture.RemoveGestureListener(*this);
  89         if (r != E_SUCCESS)
  90         {
  91                 SetLastResult(r);
  92                 SysAssert(false);
  93         }
  94
  95         r = RemoveGestureDetector(__twoTapGesture);
  96         if (r != E_SUCCESS)
  97         {
  98                 SetLastResult(r);
  99                 SysAssert(false);
 100         }
 101
 102         r = __pinchGesture.RemoveGestureListener(*this);
 103         if (r != E_SUCCESS)
 104         {
 105                 SetLastResult(r);
 106                 SysAssert(false);
 107         }
 108
 109         r = RemoveGestureDetector(__pinchGesture);
 110         if (r != E_SUCCESS)
 111         {
 112                 SetLastResult(r);
 113                 SysAssert(false);
 114         }
 115
 116         r = _SettingInfoImpl::RemoveSettingEventListenerForInternal(*this);
 117         if (r != E_SUCCESS)
 118         {
 119                 SetLastResult(r);
 120                 SysAssert(false);
 121         }
 122
 123         RemoveGalleryAccessibilityElements();
 124
 125         delete __pRenderer;
 126         delete __pPresenter;
 127 }
 128
 129 _Gallery*
 130 _Gallery::CreateGalleryN(_GalleryItemProviderAdaptorImpl* pGalleryItemProviderAdaptor)
 131 {
 132         result r = E_SUCCESS;
 133         ClearLastResult();
 134
 135         _Gallery* pGallery = new (std::nothrow) _Gallery();
 136         SysTryCatch(NID_UI_CTRL, pGallery != null, , E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] Failed to allocate the memory for the _Gallery.");
 137
 138         r = pGallery->Construct(pGalleryItemProviderAdaptor);
 139         SysTryCatch(NID_UI_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 140
 141         SetLastResult(E_SUCCESS);
 142
 143         return pGallery;
 144
 145 CATCH:
 146         delete pGallery;
 147
 148         return null;
 149 }
 150
 151 result
 152 _Gallery::Construct(_GalleryItemProviderAdaptorImpl* pGalleryItemProviderAdaptor)
 153 {
 154         result r = E_SUCCESS;
 155         _GalleryRenderer* pRenderer = null;
 156         _GalleryPresenter* pPresenter = null;
 157
 158         pRenderer = _GalleryRenderer::CreateGalleryRendererN((Tizen::Ui::_Control&)*this);
 159         SysTryCatch(NID_UI_CTRL, pRenderer != null, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] Failed to create the _GalleryRenderer.");
 160
 161         pPresenter = _GalleryPresenter::CreateGalleryPresenterN((_IGalleryRenderer&)*pRenderer, pGalleryItemProviderAdaptor, this);
 162         SysTryCatch(NID_UI_CTRL, pPresenter != null, r = E_SYSTEM, E_SYSTEM, "[E_SYSTEM] Failed to create the _GalleryPresenter.");
 163
 164         r = pRenderer->AddNotiListener(*pPresenter);
 165         SysTryCatch(NID_UI_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 166
 167         AcquireHandle();
 168
 169         r = __flickGesture.AddGestureListener(*this);
 170         SysTryCatch(NID_UI_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 171
 172         r = _Control::AddGestureDetector(__flickGesture);
 173         SysTryCatch(NID_UI_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 174
 175         r = __oneTapGesture.AddGestureListener(*this);
 176         SysTryCatch(NID_UI_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 177
 178         __oneTapGesture.SetTapCount(1);
 179         r = _Control::AddGestureDetector(__oneTapGesture);
 180         SysTryCatch(NID_UI_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 181
 182         r = __twoTapGesture.AddGestureListener(*this);
 183         SysTryCatch(NID_UI_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 184
 185         __twoTapGesture.SetTapCount(2);
 186         r = _Control::AddGestureDetector(__twoTapGesture);
 187         SysTryCatch(NID_UI_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 188
 189         __oneTapGesture.StartOnFailureOf(__twoTapGesture);
 190
 191         SetMultiTouchEnabled(true);
 192         r = _Control::AddGestureDetector(__pinchGesture);
 193         SysTryCatch(NID_UI_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 194
 195         r = __pinchGesture.AddGestureListener(*this);
 196         SysTryCatch(NID_UI_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 197
 198         r = _SettingInfoImpl::AddSettingEventListenerForInternal(*this);
 199         SysTryCatch(NID_UI_CTRL, r == E_SUCCESS, , r, "[%s] Propagating.", GetErrorMessage(r));
 200
 201         SetRenderer((_GalleryRenderer &)*pRenderer);
 202         SetPresenter((_GalleryPresenter &)*pPresenter);
 203
 204         return E_SUCCESS;
 205
 206 CATCH:
 207         delete pRenderer;
 208         delete pPresenter;
 209
 210         return r;
 211 }
 212
 213 // presenter access
 214 result
 215 _Gallery::SetTextOfEmptyGallery(const String& text)
 216 {
 217         return GetPresenter().SetTextOfEmptyGallery(text);
 218 }
 219
 220 String
 221 _Gallery::GetTextOfEmptyGallery(void) const
 222 {
 223         return GetPresenter().GetTextOfEmptyGallery();
 224 }
 225
 226 result
 227 _Gallery::SetBitmapOfEmptyGallery(const _GalleryBitmap* pBitmap)
 228 {
 229         return GetPresenter().SetBitmapOfEmptyGallery(pBitmap);
 230 }
 231
 232 result
 233 _Gallery::SetCoreEventListener(const _IGalleryCoreEventListener& coreEventListener)
 234 {
 235         return GetPresenter().SetCoreEventListener(coreEventListener);
 236 }
 237
 238 result
 239 _Gallery::RemoveCoreEventListener(const _IGalleryCoreEventListener& coreEventListener)
 240 {
 241         return GetPresenter().RemoveCoreEventListener(coreEventListener);
 242 }
 243
 244 result
 245 _Gallery::SetZoomingEnabled(bool enable)
 246 {
 247         return GetPresenter().SetZoomingEnabled(enable);
 248 }
 249
 250 bool
 251 _Gallery::IsZoomingEnabled(void) const
 252 {
 253         return GetPresenter().IsZoomingEnabled();
 254 }
 255
 256 result
 257 _Gallery::SetSlideShowType(_GallerySlideShowType slideShowType)
 258 {
 259         return GetPresenter().SetSlideShowType(slideShowType);
 260 }
 261
 262 _GallerySlideShowType
 263 _Gallery::GetSlideShowType(void) const
 264 {
 265         return GetPresenter().GetSlideShowType();
 266 }
 267
 268 result
 269 _Gallery::SetSlideShowAnimationDuration(int duration)
 270 {
 271         return GetPresenter().SetSlideShowAnimationDuration(duration);
 272 }
 273
 274 int
 275 _Gallery::GetSlideShowAnimationDuration(void) const
 276 {
 277         return GetPresenter().GetSlideShowAnimationDuration();
 278 }
 279
 280 result
 281 _Gallery::SetSlideShowViewDuration(int duration)
 282 {
 283         return GetPresenter().SetSlideShowViewDuration(duration);
 284 }
 285
 286 int
 287 _Gallery::GetSlideShowViewDuration(void) const
 288 {
 289         return GetPresenter().GetSlideShowViewDuration();
 290 }
 291
 292 result
 293 _Gallery::StartSlideShow(bool repeat)
 294 {
 295         return GetPresenter().StartSlideShow(repeat);
 296 }
 297
 298 result
 299 _Gallery::StopSlideShow(void)
 300 {
 301         return GetPresenter().StopSlideShow();
 302 }
 303
 304 bool
 305 _Gallery::IsSlideShowStarted(void) const
 306 {
 307         return GetPresenter().IsSlideShowStarted();
 308 }
 309
 310 // model access
 311 result
 312 _Gallery::SetCurrentItemIndex(int itemIndex)
 313 {
 314         return GetPresenter().SetCurrentItem(itemIndex);
 315 }
 316
 317 int
 318 _Gallery::GetCurrentItemIndex(void) const
 319 {
 320         return GetPresenter().GetCurrentItemIndex();
 321 }
 322
 323 int
 324 _Gallery::GetItemCount(void) const
 325 {
 326         return GetPresenter().GetItemCount();
 327 }
 328
 329 result
 330 _Gallery::RequestToLoadItem(int itemIndex)
 331 {
 332         SysTryReturnResult(NID_UI_CTRL, __modelInitialized == true, E_INVALID_OPERATION, "Does not call to first draw.");
 333         result r = GetPresenter().RequestToLoadItem(itemIndex);
 334         SysTryReturnResult(NID_UI_CTRL, r == E_SUCCESS, r, "[%s] Propagation.", GetErrorMessage(r));
 335
 336         InitializeAccessibilityElement();
 337
 338         return E_SUCCESS;
 339 }
 340
 341 result
 342 _Gallery::RequestToUnloadItem(int itemIndex)
 343 {
 344         SysTryReturnResult(NID_UI_CTRL, __modelInitialized == true, E_INVALID_OPERATION, "Does not call to first draw.");
 345         result r = GetPresenter().RequestToUnloadItem(itemIndex);
 346         SysTryReturnResult(NID_UI_CTRL, r == E_SUCCESS, r, "[%s] Propagation.", GetErrorMessage(r));
 347
 348         InitializeAccessibilityElement();
 349
 350         return E_SUCCESS;
 351 }
 352
 353 result
 354 _Gallery::RequestToUnloadAllItems(void)
 355 {
 356         result r = GetPresenter().RequestToUnloadAllItems();
 357         SysTryReturnResult(NID_UI_CTRL, r == E_SUCCESS, r, "[%s] Propagation.", GetErrorMessage(r));
 358
 359         InitializeAccessibilityElement();
 360
 361         return E_SUCCESS;
 362 }
 363
 364 result
 365 _Gallery::RequestToUpdateItem(int itemIndex)
 366 {
 367         SysTryReturnResult(NID_UI_CTRL, __modelInitialized == true, E_INVALID_OPERATION, "Does not call to first draw.");
 368         result r = GetPresenter().RequestToUpdateItem(itemIndex);
 369         SysTryReturnResult(NID_UI_CTRL, r == E_SUCCESS, r, "[%s] Propagation.", GetErrorMessage(r));
 370
 371         InitializeAccessibilityElement();
 372
 373         return E_SUCCESS;
 374 }
 375
 376 result
 377 _Gallery::RequestToUpdateAllItems(void)
 378 {
 379         result r = GetPresenter().RequestToUpdateAllItems();
 380         SysTryReturnResult(NID_UI_CTRL, r == E_SUCCESS, r, "[%s] Propagation.", GetErrorMessage(r));
 381
 382         InitializeAccessibilityElement();
 383
 384         return E_SUCCESS;
 385 }
 386
 387 bool
 388 _Gallery::OnFlickGestureDetected(_TouchFlickGestureDetector& gesture)
 389 {
 390         _GalleryViewEventInfo viewEventInfo;
 391         int distanceX = 0;
 392         int distanceY = 0;
 393         gesture.GetDistance(distanceX, distanceY);
 394         Point flickPoint(distanceX, distanceY);
 395
 396         viewEventInfo.SetFlickPosition(flickPoint);
 397         viewEventInfo.SetFlicked(true);
 398         viewEventInfo.SetFlickTime(gesture.GetDuration());
 399         _GalleryViewEvent viewEvent(GALLERY_VIEW_EVENT_TOUCH_FLICK, &viewEventInfo);
 400         bool r = GetPresenter().PostEvent(viewEvent);
 401         SysTryReturn(NID_UI_CTRL, r == true, true, GetLastResult(), "[%s] Propagating.", GetErrorMessage(GetLastResult()));
 402
 403         return true;
 404 }
 405
 406 bool
 407 _Gallery::OnFlickGestureCanceled(_TouchFlickGestureDetector& gesture)
 408 {
 409         return false;
 410 }
 411
 412 bool
 413 _Gallery::OnTapGestureDetected(_TouchTapGestureDetector& gesture)
 414 {
 415         if (gesture.GetTapCount() == 1)
 416         {
 417                 PLAY_FEEDBACK(_RESOURCE_FEEDBACK_PATTERN_TAP);
 418         }
 419         else
 420         {
 421                 PLAY_FEEDBACK(_RESOURCE_FEEDBACK_PATTERN_MULTI_TAP);
 422                 Point pos(0, 0);
 423                 Tizen::Ui::_TouchInfo touchInfo(0, _TOUCH_DOUBLE_PRESSED, pos, false, 0);
 424                 _GalleryViewEventInfo viewEventInfo(touchInfo);
 425                 _GalleryViewEvent viewEvent(GALLERY_VIEW_EVENT_TOUCH_DOUBLE_PRESSED, &viewEventInfo);
 426
 427                 bool r = GetPresenter().PostEvent(viewEvent);
 428                 SysTryReturn(NID_UI_CTRL, r == true, true, GetLastResult(), "[%s] Propagating.", GetErrorMessage(GetLastResult()));
 429         }
 430
 431         return true;
 432 }
 433
 434 bool
 435 _Gallery::OnTapGestureCanceled(_TouchTapGestureDetector& gesture)
 436 {
 437         return false;
 438 }
 439
 440 bool
 441 _Gallery::OnPinchGestureStarted(_TouchPinchGestureDetector& gesture)
 442 {
 443         //return OnPinchGestureChanged(gesture);
 444         return true;
 445 }
 446
 447 bool
 448 _Gallery::OnPinchGestureChanged(_TouchPinchGestureDetector& gesture)
 449 {
 450         _GalleryViewEventInfo viewEventInfo;
 451         viewEventInfo.SetPinchCenterPosition(_CoordinateSystemUtils::ConvertToFloat(gesture.GetCenterPoint()));
 452         viewEventInfo.SetPinchArea(gesture.GetScale());
 453         _GalleryViewEvent viewEvent(GALLERY_VIEW_EVENT_TOUCH_PINCH_ZOOM, &viewEventInfo);
 454         bool r = GetPresenter().PostEvent(viewEvent);
 455         SysTryReturn(NID_UI_CTRL, r == true, true, GetLastResult(), "[%s] Propagating.", GetErrorMessage(GetLastResult()));
 456         return true;
 457 }
 458
 459 bool
 460 _Gallery::OnPinchGestureFinished(_TouchPinchGestureDetector& gesture)
 461 {
 462         //return OnPinchGestureChanged(gesture);
 463         return true;
 464 }
 465
 466 bool
 467 _Gallery::OnPinchGestureCanceled(_TouchPinchGestureDetector& gesture)
 468 {
 469         return false;
 470 }
 471
 472 // Touch Event Callbacks
 473 bool
 474 _Gallery::OnTouchPressed(const _Control& source, const _TouchInfo& touchinfo)
 475 {
 476         _GalleryViewEventInfo viewEventInfo(const_cast <_TouchInfo&>(touchinfo));
 477         _GalleryViewEvent viewEvent(GALLERY_VIEW_EVENT_TOUCH_PRESSED, &viewEventInfo);
 478
 479         return GetPresenter().PostEvent(viewEvent);
 480 }
 481
 482 bool
 483 _Gallery::OnTouchReleased(const _Control& source, const _TouchInfo& touchinfo)
 484 {
 485         _GalleryViewEventInfo viewEventInfo(const_cast <_TouchInfo&>(touchinfo));
 486         _GalleryViewEvent viewEvent(GALLERY_VIEW_EVENT_TOUCH_RELEASED, &viewEventInfo);
 487
 488         return GetPresenter().PostEvent(viewEvent);
 489 }
 490
 491 bool
 492 _Gallery::OnTouchMoved(const _Control& source, const _TouchInfo& touchinfo)
 493 {
 494         _GalleryViewEventInfo viewEventInfo(const_cast <_TouchInfo&>(touchinfo));
 495         _GalleryViewEvent viewEvent(GALLERY_VIEW_EVENT_TOUCH_MOVED, &viewEventInfo);
 496
 497         bool r = GetPresenter().PostEvent(viewEvent);
 498         SysTryReturn(NID_UI_CTRL, r == true, true, GetLastResult(), "[%s] Propagating.", GetErrorMessage(r));
 499
 500         SetLastResult(E_SUCCESS);
 501
 502         return true;
 503 }
 504
 505 bool
 506 _Gallery::OnTouchCanceled(const _Control& source, const _TouchInfo& touchinfo)
 507 {
 508         return true;
 509 }
 510
 511 // Windowing Event Callbacks
 512 void
 513 _Gallery::OnDraw(void)
 514 {
 515         if (__modelInitialized == false)
 516         {
 517                 //GetPresenter().RequestToUpdateItemCount();
 518                 __modelInitialized = true;
 519         }
 520
 521         GetPresenter().OnDraw();
 522 }
 523
 524 void
 525 _Gallery::OnBoundsChanged(void)
 526 {
 527         _GalleryViewEventInfo viewEventInfo;
 528         _GalleryViewEvent viewEvent(GALLERY_VIEW_EVENT_BOUNDS_CHANGED, &viewEventInfo);
 529
 530         bool r = GetPresenter().PostEvent(viewEvent);
 531         SysTryReturnVoidResult(NID_UI_CTRL, r == true, GetLastResult(), "[%s] Propagating.", GetErrorMessage(GetLastResult()));
 532         ResizeGalleryAccessibilityElement();
 533 }
 534
 535 void
 536 _Gallery::OnFontInfoRequested(unsigned long& style, int& size)
 537 {
 538         GetPresenter().OnFontInfoRequested(style, size);
 539 }
 540
 541 void
 542 _Gallery::OnFontChanged(Font* pFont)
 543 {
 544         GetPresenter().OnFontChanged();
 545 }
 546
 547 void
 548 _Gallery::SetEffect(Effect* pEffect)
 549 {
 550         GetRenderer().SetEffect(pEffect);
 551 }
 552
 553 Effect*
 554 _Gallery::GetEffect(void)
 555 {
 556         return GetRenderer().GetEffect();
 557 }
 558
 559 result
 560 _Gallery::OnAttachedToMainTree(void)
 561 {
 562         InitializeAccessibilityElement();
 563
 564         return E_SUCCESS;
 565 }
 566
 567 void
 568 _Gallery::InitializeAccessibilityElement(void)
 569 {
 570         if (_AccessibilityManager::IsActivated() != true)
 571         {
 572                 return;
 573         }
 574
 575         if (GetItemCount() > 0)
 576         {
 577                 AddGalleryAccessibilityElement();
 578         }
 579         else
 580         {
 581                 RemoveGalleryAccessibilityElements();
 582         }
 583
 584         return;
 585 }
 586
 587 void
 588 _Gallery::ResizeGalleryAccessibilityElement(void)
 589 {
 590         if (_AccessibilityManager::IsActivated() == true && __pGalleryImageElement != null)
 591         {
 592                 // TODO : need _AccessibilityElement::SetBoundsF()
 593                 FloatRectangle floatRect = __pRenderer->GetCanvasImageBounds(__pPresenter->SearchCanvasIndex(GetCurrentItemIndex()));
 594                 Rectangle rect(floatRect.x, floatRect.y, floatRect.width, floatRect.height);
 595                 __pGalleryImageElement->SetBounds(rect);
 596         }
 597
 598         return;
 599 }
 600
 601 void
 602 _Gallery::RemoveGalleryAccessibilityElements(void)
 603 {
 604         _AccessibilityContainer* pContainer = GetAccessibilityContainer();
 605
 606         if (pContainer != null && __pGalleryImageElement != null)
 607         {
 608                 result r = pContainer->RemoveElement(*__pGalleryImageElement);
 609                 SysTryReturnVoidResult(NID_UI_CTRL, r == E_SUCCESS, r, "[%s] Propagating.", GetErrorMessage(r));
 610                 __pGalleryImageElement = null;
 611         }
 612 }
 613
 614 void
 615 _Gallery::AddGalleryAccessibilityElement(void)
 616 {
 617         _AccessibilityContainer* pContainer = GetAccessibilityContainer();
 618         if(pContainer != null && __pGalleryImageElement == null)
 619         {
 620                 _AccessibilityElement* pGalleryElement = new (std::nothrow) _AccessibilityElement(true);
 621                 SysTryReturnVoidResult(NID_UI_CTRL, pGalleryElement, E_OUT_OF_MEMORY, "[E_OUT_OF_MEMORY] Memory allocation failed.");
 622
 623                 FloatRectangle floatRect = __pRenderer->GetCanvasImageBounds(__pPresenter->SearchCanvasIndex(GetCurrentItemIndex()));
 624                 Rectangle rect(floatRect.x, floatRect.y, floatRect.width, floatRect.height);
 625                 pGalleryElement->SetBounds(rect);
 626                 pGalleryElement->SetTrait(L"Image");
 627                 pGalleryElement->SetName(L"GalleryImage");
 628
 629                 pContainer->AddElement(*pGalleryElement);
 630                 __pGalleryImageElement = pGalleryElement;
 631         }
 632
 633         return;
 634 }
 635
 636 void
 637 _Gallery::OnSettingChanged(Tizen::Base::String& key)
 638 {
 639         const wchar_t* LOCALE_LANGUAGE = L"http://tizen.org/setting/locale.language";
 640         if (key == LOCALE_LANGUAGE)
 641         {
 642                 __pPresenter->UpdateEmptyString();
 643         }
 644 }
 645
 646 }}} // Tizen::Ui::Controls