GHOST_DropTargetX11.h

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/*
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2012 by the Blender Foundation.
 * All rights reserved.
 */
 
#pragma once
 
#include "GHOST_SystemX11.h"
#include "GHOST_WindowX11.h"
#include <GHOST_Types.h>
 
#include "xdnd.h"
 
class GHOST_DropTargetX11 {
 public:
  GHOST_DropTargetX11(GHOST_WindowX11 *window, GHOST_SystemX11 *system);
 
  ~GHOST_DropTargetX11();
 
  bool GHOST_HandleClientMessage(XEvent *event);
 
  void *getGhostData(Atom dropType, unsigned char *dropBuffer, int dropBufferSize);
 
 private:
  /* Internal helper functions */
 
  void Initialize(void);
 
  void Uninitialize(void);
 
  void *getURIListGhostData(unsigned char *dropBuffer, int dropBufferSize);
 
  void UrlDecode(char *decodedOut, int bufferSize, const char *encodedIn);
 
  char *FileUrlDecode(char *fileUrl);
 
  /* The associated GHOST_WindowWin32. */
  GHOST_WindowX11 *m_window;
  /* The System. */
  GHOST_SystemX11 *m_system;
 
  /* Data type of the dragged object */
  GHOST_TDragnDropTypes m_draggedObjectType;
 
  /* Is drag-and-drop stuff initialized. */
  static bool m_xdndInitialized;
 
  /* Class holding internal stiff of `xdnd` library. */
  static DndClass m_dndClass;
 
  /* List of supported types to be dragged into. */
  static Atom *m_dndTypes;
 
  /* List of supported drag-and-drop actions. */
  static Atom *m_dndActions;
 
  /* List of supported MIME types to be dragged into. */
  static const char *m_dndMimeTypes[];
 
  /* Counter of references to global #XDND structures. */
  static int m_refCounter;
 
#ifdef WITH_CXX_GUARDEDALLOC
  MEM_CXX_CLASS_ALLOC_FUNCS("GHOST:GHOST_DropTargetX11")
#endif
};