dali/internal/drag-and-drop/tizen-wayland/drag-and-drop-impl-ecore-wl2.h

   1 #ifndef DALI_INTERNAL_DRAG_AND_DROP_ECORE_WL2_H
   2 #define DALI_INTERNAL_DRAG_AND_DROP_ECORE_WL2_H
   3
   4 /*
   5  * Copyright (c) 2022 Samsung Electronics Co., Ltd.
   6  *
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  * http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  *
  19  */
  20
  21 // INTERNAL INCLUDES
  22 #include <dali/internal/drag-and-drop/common/drag-and-drop-impl.h>
  23 #include <dali/internal/system/linux/dali-ecore.h>
  24
  25 namespace Dali
  26 {
  27 class DragAndDrop;
  28
  29 namespace Internal
  30 {
  31 namespace Adaptor
  32 {
  33 struct DropTarget
  34 {
  35   Dali::Actor                            target;
  36   Dali::DragAndDrop::DragAndDropFunction callback;
  37   bool                                   inside;
  38 };
  39
  40 /**
  41  * DragAndDrop Implementation
  42  */
  43 class DragAndDropEcoreWl : public Dali::Internal::Adaptor::DragAndDrop
  44 {
  45 public:
  46   /**
  47    * Constructor
  48    */
  49   DragAndDropEcoreWl();
  50
  51   /**
  52    * Destructor
  53    */
  54   ~DragAndDropEcoreWl() override;
  55
  56   /**
  57    * @copydoc Dali::DragAndDrop::StartDragAndDrop()
  58    */
  59   bool StartDragAndDrop(Dali::Actor source, Dali::Window shadowWindow, const Dali::DragAndDrop::DragData& data, Dali::DragAndDrop::SourceFunction callback) override;
  60
  61   /**
  62    * @copydoc Dali::DragAndDrop::AddListener()
  63    */
  64   bool AddListener(Dali::Actor target, Dali::DragAndDrop::DragAndDropFunction callback) override;
  65
  66   /**
  67    * @copydoc Dali::DragAndDrop::RemoveListener()
  68    */
  69   bool RemoveListener(Dali::Actor target) override;
  70
  71   /**
  72    * @copydoc Dali::DragAndDrop::SendData()
  73    */
  74   void SendData(void* event) override;
  75
  76   /**
  77    * @copydoc Dali::DragAndDrop::ReceiveData()
  78    */
  79   void ReceiveData(void* event) override;
  80
  81   /**
  82    * @copydoc Dali::DragAndDrop::CalculateDragEvent()
  83    */
  84   bool CalculateDragEvent(void* event) override;
  85
  86   /**
  87    * @copydoc Dali::DragAndDrop::CalculateViewRegion()
  88    */
  89   bool CalculateViewRegion(void* event) override;
  90
  91   /**
  92    * @brief Call drag source events.
  93    */
  94   void CallSourceEvent(Dali::DragAndDrop::SourceEventType type);
  95
  96   /**
  97    * @brief Reset drop targets.
  98    */
  99   void ResetDropTargets();
 100
 101 private:
 102   DragAndDropEcoreWl(const DragAndDropEcoreWl&) = delete;
 103   DragAndDropEcoreWl& operator=(DragAndDropEcoreWl&) = delete;
 104   DragAndDropEcoreWl(DragAndDropEcoreWl&&)           = delete;
 105   DragAndDropEcoreWl& operator=(DragAndDropEcoreWl&&) = delete;
 106
 107 private:
 108   Dali::Window                      mDragWindow;
 109   uint32_t                          mSerial{0u};
 110   Ecore_Event_Handler*              mSendHandler{nullptr};
 111   Ecore_Event_Handler*              mSourceEndHandler{nullptr};
 112   Ecore_Event_Handler*              mSourceDropHandler{nullptr};
 113   Ecore_Event_Handler*              mReceiveHandler{nullptr};
 114   Ecore_Event_Handler*              mMotionHandler{nullptr};
 115   Ecore_Event_Handler*              mDropHandler{nullptr};
 116   Ecore_Event_Handler*              mEnterHandler{nullptr};
 117   Ecore_Event_Handler*              mLeaveHandler{nullptr};
 118   int                               mTargetIndex{0};
 119   std::string                       mMimeType;
 120   std::string                       mData;
 121   int                               mDataSize{0};
 122   Dali::Vector2                     mPosition;
 123   Dali::DragAndDrop::SourceFunction mSourceCallback{nullptr};
 124   std::vector<DropTarget> mDropTargets;
 125 }; // class DragAndDropEcoreWl
 126
 127 } // namespace Adaptor
 128
 129 } // namespace Internal
 130
 131 } // namespace Dali
 132
 133 #endif // DALI_INTERNAL_DRAG_AND_DROP_ECORE_WL2_H