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7609645970
2005-04-09 Michael Natterer <mitch@gimp.org> Implement dragging and dropping in any GdkPixbuf supported format. Fixes bug #172794 and bug #172795. * app/core/gimplayer.[ch] (gimp_layer_new_from_region): new function which contains all stuff that was in gimp_layer_new_from_tiles(). (gimp_layer_new_from_tiles): use above function. (gimp_layer_new_from_pixbuf): new function. * app/widgets/Makefile.am * app/widgets/gimppixbuf.[ch]: new files containing GdkPixbuf utility functions for clipboard and DnD. * app/widgets/gimpselectiondata.[ch]: removed gimp_selection_data_set,get_pixbuf(), GTK+ provides the same API. Also removed GdkAtom parameters all over the place because it's always the same as selection_data->target. * app/widgets/gimpclipboard.c: use the new pixbuf utility functions and gtk_selection_data_set,get_pixbuf(). * app/widgets/widgets-enums.h * app/widgets/gimpdnd.[ch]: removed never-implemented GIMP_DND_TYPE_PNG and added a generic GIMP_DND_TYPE_PIXBUF instead. Added API to drag and drop GdkPixbufs which transparently converts from/to and GdkPixbuf-supported image format. Removed passing around of GdkAtoms, since they were always the same as selection_data->target. * app/widgets/gimpdnd-xds.[ch]: follow GdkAtom parameter removal. * app/widgets/gimpcontainertreeview.[ch]: added virtual function GimpContainerTreeView::drop_pixbuf(). * app/widgets/gimpcontainertreeview-dnd.c: dispatch drop_pixbuf(). * app/widgets/gimplayertreeview.c: implement drop_pixbuf(). * app/widgets/gimpdrawabletreeview.c: allow to drag all drawables as pixbufs. * app/display/gimpdisplayshell-dnd.c: allow dropping of pixbufs.
260 lines
12 KiB
C
260 lines
12 KiB
C
/* The GIMP -- an image manipulation program
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* Copyright (C) 1995-1997 Spencer Kimball and Peter Mattis
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __GIMP_DND_H__
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#define __GIMP_DND_H__
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#define GIMP_TARGET_URI_LIST \
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{ "text/uri-list", 0, GIMP_DND_TYPE_URI_LIST }
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#define GIMP_TARGET_TEXT_PLAIN \
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{ "text/plain", 0, GIMP_DND_TYPE_TEXT_PLAIN }
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#define GIMP_TARGET_NETSCAPE_URL \
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{ "_NETSCAPE_URL", 0, GIMP_DND_TYPE_NETSCAPE_URL }
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#define GIMP_TARGET_XDS \
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{ "XdndDirectSave0", 0, GIMP_DND_TYPE_XDS }
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#define GIMP_TARGET_COLOR \
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{ "application/x-color", 0, GIMP_DND_TYPE_COLOR }
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#define GIMP_TARGET_SVG \
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{ "image/svg", 0, GIMP_DND_TYPE_SVG }
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#define GIMP_TARGET_SVG_XML \
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{ "image/svg+xml", 0, GIMP_DND_TYPE_SVG_XML }
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/* just here for documentation purposes, the actual list of targets
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* is created dynamically from available GdkPixbuf loaders
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*/
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#define GIMP_TARGET_PIXBUF \
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{ NULL, 0, GIMP_DND_TYPE_PIXBUF }
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#define GIMP_TARGET_IMAGE \
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{ "application/x-gimp-image-id", GTK_TARGET_SAME_APP, GIMP_DND_TYPE_IMAGE }
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#define GIMP_TARGET_COMPONENT \
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{ "application/x-gimp-component", GTK_TARGET_SAME_APP, GIMP_DND_TYPE_COMPONENT }
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#define GIMP_TARGET_LAYER \
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{ "application/x-gimp-layer-id", GTK_TARGET_SAME_APP, GIMP_DND_TYPE_LAYER }
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#define GIMP_TARGET_CHANNEL \
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{ "application/x-gimp-channel-id", GTK_TARGET_SAME_APP, GIMP_DND_TYPE_CHANNEL }
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#define GIMP_TARGET_LAYER_MASK \
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{ "application/x-gimp-layer-mask-id", GTK_TARGET_SAME_APP, GIMP_DND_TYPE_LAYER_MASK }
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#define GIMP_TARGET_VECTORS \
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{ "application/x-gimp-vectors-id", GTK_TARGET_SAME_APP, GIMP_DND_TYPE_VECTORS }
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#define GIMP_TARGET_BRUSH \
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{ "application/x-gimp-brush-name", 0, GIMP_DND_TYPE_BRUSH }
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#define GIMP_TARGET_PATTERN \
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{ "application/x-gimp-pattern-name", 0, GIMP_DND_TYPE_PATTERN }
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#define GIMP_TARGET_GRADIENT \
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{ "application/x-gimp-gradient-name", 0, GIMP_DND_TYPE_GRADIENT }
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#define GIMP_TARGET_PALETTE \
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{ "application/x-gimp-palette-name", 0, GIMP_DND_TYPE_PALETTE }
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#define GIMP_TARGET_FONT \
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{ "application/x-gimp-font-name", 0, GIMP_DND_TYPE_FONT }
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#define GIMP_TARGET_BUFFER \
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{ "application/x-gimp-buffer-name", GTK_TARGET_SAME_APP, GIMP_DND_TYPE_BUFFER }
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#define GIMP_TARGET_IMAGEFILE \
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{ "application/x-gimp-imagefile-name", GTK_TARGET_SAME_APP, GIMP_DND_TYPE_IMAGEFILE }
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#define GIMP_TARGET_TEMPLATE \
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{ "application/x-gimp-template-name", GTK_TARGET_SAME_APP, GIMP_DND_TYPE_TEMPLATE }
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#define GIMP_TARGET_TOOL \
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{ "application/x-gimp-tool-name", GTK_TARGET_SAME_APP, GIMP_DND_TYPE_TOOL }
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#define GIMP_TARGET_DIALOG \
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{ "application/x-gimp-dialog", GTK_TARGET_SAME_APP, GIMP_DND_TYPE_DIALOG }
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/* dnd initialization */
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void gimp_dnd_init (Gimp *gimp);
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/* uri list dnd functions */
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typedef GList * (* GimpDndDragUriListFunc) (GtkWidget *widget,
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gpointer data);
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typedef void (* GimpDndDropUriListFunc) (GtkWidget *widget,
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gint x,
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gint y,
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GList *uri_list,
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gpointer data);
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void gimp_dnd_uri_list_source_add (GtkWidget *widget,
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GimpDndDragUriListFunc get_uri_list_func,
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gpointer data);
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void gimp_dnd_uri_list_source_remove (GtkWidget *widget);
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void gimp_dnd_uri_list_dest_add (GtkWidget *widget,
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GimpDndDropUriListFunc set_uri_list_func,
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gpointer data);
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void gimp_dnd_uri_list_dest_remove (GtkWidget *widget);
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/* color dnd functions */
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typedef void (* GimpDndDragColorFunc) (GtkWidget *widget,
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GimpRGB *color,
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gpointer data);
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typedef void (* GimpDndDropColorFunc) (GtkWidget *widget,
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gint x,
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gint y,
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const GimpRGB *color,
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gpointer data);
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void gimp_dnd_color_source_add (GtkWidget *widget,
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GimpDndDragColorFunc get_color_func,
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gpointer data);
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void gimp_dnd_color_source_remove (GtkWidget *widget);
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void gimp_dnd_color_dest_add (GtkWidget *widget,
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GimpDndDropColorFunc set_color_func,
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gpointer data);
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void gimp_dnd_color_dest_remove (GtkWidget *widget);
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/* stream dnd functions */
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typedef guchar * (* GimpDndDragStreamFunc) (GtkWidget *widget,
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gsize *stream_len,
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gpointer data);
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typedef void (* GimpDndDropStreamFunc) (GtkWidget *widget,
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gint x,
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gint y,
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const guchar *stream,
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gsize stream_len,
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gpointer data);
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void gimp_dnd_svg_source_add (GtkWidget *widget,
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GimpDndDragStreamFunc get_svg_func,
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gpointer data);
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void gimp_dnd_svg_source_remove (GtkWidget *widget);
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void gimp_dnd_svg_dest_add (GtkWidget *widget,
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GimpDndDropStreamFunc set_svg_func,
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gpointer data);
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void gimp_dnd_svg_dest_remove (GtkWidget *widget);
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/* pixbuf dnd functions */
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typedef GdkPixbuf * (* GimpDndDragPixbufFunc) (GtkWidget *widget,
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gpointer data);
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typedef void (* GimpDndDropPixbufFunc) (GtkWidget *widget,
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gint x,
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gint y,
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GdkPixbuf *pixbuf,
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gpointer data);
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void gimp_dnd_pixbuf_source_add (GtkWidget *widget,
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GimpDndDragPixbufFunc get_pixbuf_func,
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gpointer data);
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void gimp_dnd_pixbuf_source_remove (GtkWidget *widget);
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void gimp_dnd_pixbuf_dest_add (GtkWidget *widget,
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GimpDndDropPixbufFunc set_pixbuf_func,
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gpointer data);
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void gimp_dnd_pixbuf_dest_remove (GtkWidget *widget);
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/* component dnd functions */
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typedef GimpImage * (* GimpDndDragComponentFunc) (GtkWidget *widget,
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GimpChannelType *channel,
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gpointer data);
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typedef void (* GimpDndDropComponentFunc) (GtkWidget *widget,
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gint x,
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gint y,
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GimpImage *image,
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GimpChannelType channel,
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gpointer data);
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void gimp_dnd_component_source_add (GtkWidget *widget,
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GimpDndDragComponentFunc get_comp_func,
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gpointer data);
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void gimp_dnd_component_source_remove (GtkWidget *widget);
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void gimp_dnd_component_dest_add (GtkWidget *widget,
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GimpDndDropComponentFunc set_comp_func,
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gpointer data);
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void gimp_dnd_component_dest_remove (GtkWidget *widget);
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/* GimpViewable (by GType) dnd functions */
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typedef GimpViewable * (* GimpDndDragViewableFunc) (GtkWidget *widget,
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gpointer data);
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typedef void (* GimpDndDropViewableFunc) (GtkWidget *widget,
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gint x,
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gint y,
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GimpViewable *viewable,
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gpointer data);
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gboolean gimp_dnd_drag_source_set_by_type (GtkWidget *widget,
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GdkModifierType start_button_mask,
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GType type,
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GdkDragAction actions);
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gboolean gimp_dnd_viewable_source_add (GtkWidget *widget,
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GType type,
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GimpDndDragViewableFunc get_viewable_func,
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gpointer data);
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gboolean gimp_dnd_viewable_source_remove (GtkWidget *widget,
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GType type);
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gboolean gimp_dnd_drag_dest_set_by_type (GtkWidget *widget,
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GtkDestDefaults flags,
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GType type,
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GdkDragAction actions);
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gboolean gimp_dnd_viewable_dest_add (GtkWidget *widget,
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GType type,
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GimpDndDropViewableFunc set_viewable_func,
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gpointer data);
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gboolean gimp_dnd_viewable_dest_remove (GtkWidget *widget,
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GType type);
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GimpViewable * gimp_dnd_get_drag_data (GtkWidget *widget);
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/* Direct Save Protocol (XDS) */
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void gimp_dnd_xds_source_add (GtkWidget *widget,
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GimpDndDragViewableFunc get_image_func,
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gpointer data);
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void gimp_dnd_xds_source_remove (GtkWidget *widget);
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#endif /* __GIMP_DND_H__ */
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