drag_and_drop.h

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/*
    This file is part of darktable,
    Copyright (C) 2010-2011 Henrik Andersson.
    Copyright (C) 2010 johannes hanika.
    Copyright (C) 2010 Pascal de Bruijn.
    Copyright (C) 2012 Jean-Sébastien Pédron.
    Copyright (C) 2012 Richard Wonka.
    Copyright (C) 2012, 2014, 2016 Tobias Ellinghaus.
    Copyright (C) 2020 Pascal Obry.
    Copyright (C) 2020, 2022 Philippe Weyland.
    Copyright (C) 2022 Martin Bařinka.
    
    darktable 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 3 of the License, or
    (at your option) any later version.
    
    darktable 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 darktable.  If not, see <http://www.gnu.org/licenses/>.
*/
 
#pragma once
 
#define _BYTE 8
#define _WORD 16
#define _DWORD 32
 
/* common for all the drag&drop sources/destinations */
enum
{
  DND_TARGET_IMGID,
  DND_TARGET_URI,
  DND_TARGET_TAG
};
 
/* drag & drop for internal image ids */
static const GtkTargetEntry target_list_internal[] = { { "image-id", GTK_TARGET_SAME_APP, DND_TARGET_IMGID } };
static const guint n_targets_internal = G_N_ELEMENTS(target_list_internal);
 
/* drag & drop for global uris */
static const GtkTargetEntry target_list_external[] = { { "text/uri-list", GTK_TARGET_OTHER_APP, DND_TARGET_URI } };
static const guint n_targets_external = G_N_ELEMENTS(target_list_external);
 
/* drag & drop for both internal image ids and global uris */
static const GtkTargetEntry target_list_all[]
    = { { "image-id", GTK_TARGET_SAME_APP, DND_TARGET_IMGID }, { "text/uri-list", GTK_TARGET_OTHER_APP, DND_TARGET_URI } };
static const guint n_targets_all = G_N_ELEMENTS(target_list_all);
 
static const GtkTargetEntry target_list_tags[] = { { "tags-dnd", GTK_TARGET_SAME_WIDGET, DND_TARGET_TAG } };
static const guint n_targets_tags = G_N_ELEMENTS(target_list_tags);
 
static const GtkTargetEntry target_list_tags_dest[]
    = { { "image-id", GTK_TARGET_SAME_APP, DND_TARGET_IMGID }, { "tags-dnd", GTK_TARGET_SAME_WIDGET, DND_TARGET_TAG } };
static const guint n_targets_tags_dest = G_N_ELEMENTS(target_list_tags_dest);
 
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