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   int                                    parentWindowId;
  39 };
  40
  41 /**
  42  * DragAndDrop Implementation
  43  */
  44 class DragAndDropEcoreWl : public Dali::Internal::Adaptor::DragAndDrop
  45 {
  46 public:
  47   /**
  48    * Constructor
  49    */
  50   DragAndDropEcoreWl();
  51
  52   /**
  53    * Destructor
  54    */
  55   ~DragAndDropEcoreWl() override;
  56
  57   /**
  58    * @copydoc Dali::DragAndDrop::StartDragAndDrop()
  59    */
  60   bool StartDragAndDrop(Dali::Actor source, Dali::Window shadowWindow, const Dali::DragAndDrop::DragData& data, Dali::DragAndDrop::SourceFunction callback) override;
  61
  62   /**
  63    * @copydoc Dali::DragAndDrop::AddListener()
  64    */
  65   bool AddListener(Dali::Actor target, Dali::DragAndDrop::DragAndDropFunction callback) override;
  66
  67   /**
  68    * @copydoc Dali::DragAndDrop::RemoveListener()
  69    */
  70   bool RemoveListener(Dali::Actor target) override;
  71
  72   /**
  73    * @copydoc Dali::DragAndDrop::SendData()
  74    */
  75   void SendData(void* event) override;
  76
  77   /**
  78    * @copydoc Dali::DragAndDrop::ReceiveData()
  79    */
  80   void ReceiveData(void* event) override;
  81
  82   /**
  83    * @copydoc Dali::DragAndDrop::CalculateDragEvent()
  84    */
  85   bool CalculateDragEvent(void* event) override;
  86
  87   /**
  88    * @copydoc Dali::DragAndDrop::CalculateViewRegion()
  89    */
  90   bool CalculateViewRegion(void* event) override;
  91
  92   /**
  93    * @brief Call drag source events.
  94    */
  95   void CallSourceEvent(Dali::DragAndDrop::SourceEventType type);
  96
  97   /**
  98    * @brief Reset drop targets.
  99    */
 100   void ResetDropTargets();
 101
 102 private:
 103   DragAndDropEcoreWl(const DragAndDropEcoreWl&) = delete;
 104   DragAndDropEcoreWl& operator=(DragAndDropEcoreWl&) = delete;
 105   DragAndDropEcoreWl(DragAndDropEcoreWl&&)           = delete;
 106   DragAndDropEcoreWl& operator=(DragAndDropEcoreWl&&) = delete;
 107
 108 private:
 109   Dali::Window                      mDragWindow;
 110   uint32_t                          mSerial{0u};
 111   Ecore_Event_Handler*              mSendHandler{nullptr};
 112   Ecore_Event_Handler*              mSourceEndHandler{nullptr};
 113   Ecore_Event_Handler*              mSourceDropHandler{nullptr};
 114   Ecore_Event_Handler*              mReceiveHandler{nullptr};
 115   Ecore_Event_Handler*              mMotionHandler{nullptr};
 116   Ecore_Event_Handler*              mDropHandler{nullptr};
 117   Ecore_Event_Handler*              mEnterHandler{nullptr};
 118   Ecore_Event_Handler*              mLeaveHandler{nullptr};
 119   int                               mTargetIndex{0};
 120   std::string                       mMimeType;
 121   std::string                       mData;
 122   int                               mDataSize{0};
 123   Dali::Vector2                     mPosition;
 124   Dali::DragAndDrop::SourceFunction mSourceCallback{nullptr};
 125   std::vector<DropTarget> mDropTargets;
 126 }; // class DragAndDropEcoreWl
 127
 128 } // namespace Adaptor
 129
 130 } // namespace Internal
 131
 132 } // namespace Dali
 133
 134 #endif // DALI_INTERNAL_DRAG_AND_DROP_ECORE_WL2_H