298 lines
14 KiB
C
298 lines
14 KiB
C
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/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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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 3 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, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __PIKA_DND_H__
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#define __PIKA_DND_H__
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#define PIKA_TARGET_URI_LIST \
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{ "text/uri-list", 0, PIKA_DND_TYPE_URI_LIST }
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#define PIKA_TARGET_TEXT_PLAIN \
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{ "text/plain", 0, PIKA_DND_TYPE_TEXT_PLAIN }
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#define PIKA_TARGET_NETSCAPE_URL \
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{ "_NETSCAPE_URL", 0, PIKA_DND_TYPE_NETSCAPE_URL }
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#define PIKA_TARGET_XDS \
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{ "XdndDirectSave0", 0, PIKA_DND_TYPE_XDS }
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#define PIKA_TARGET_COLOR \
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{ "application/x-color", 0, PIKA_DND_TYPE_COLOR }
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#define PIKA_TARGET_SVG \
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{ "image/svg", 0, PIKA_DND_TYPE_SVG }
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#define PIKA_TARGET_SVG_XML \
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{ "image/svg+xml", 0, PIKA_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 PIKA_TARGET_PIXBUF \
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{ NULL, 0, PIKA_DND_TYPE_PIXBUF }
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#define PIKA_TARGET_IMAGE \
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{ "application/x-pika-image-id", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_IMAGE }
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#define PIKA_TARGET_COMPONENT \
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{ "application/x-pika-component", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_COMPONENT }
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#define PIKA_TARGET_LAYER \
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{ "application/x-pika-layer-id", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_LAYER }
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#define PIKA_TARGET_CHANNEL \
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{ "application/x-pika-channel-id", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_CHANNEL }
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#define PIKA_TARGET_LAYER_MASK \
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{ "application/x-pika-layer-mask-id", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_LAYER_MASK }
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#define PIKA_TARGET_VECTORS \
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{ "application/x-pika-vectors-id", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_VECTORS }
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#define PIKA_TARGET_BRUSH \
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{ "application/x-pika-brush-name", 0, PIKA_DND_TYPE_BRUSH }
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#define PIKA_TARGET_PATTERN \
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{ "application/x-pika-pattern-name", 0, PIKA_DND_TYPE_PATTERN }
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#define PIKA_TARGET_GRADIENT \
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{ "application/x-pika-gradient-name", 0, PIKA_DND_TYPE_GRADIENT }
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#define PIKA_TARGET_PALETTE \
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{ "application/x-pika-palette-name", 0, PIKA_DND_TYPE_PALETTE }
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#define PIKA_TARGET_FONT \
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{ "application/x-pika-font-name", 0, PIKA_DND_TYPE_FONT }
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#define PIKA_TARGET_BUFFER \
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{ "application/x-pika-buffer-name", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_BUFFER }
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#define PIKA_TARGET_IMAGEFILE \
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{ "application/x-pika-imagefile-name", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_IMAGEFILE }
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#define PIKA_TARGET_TEMPLATE \
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{ "application/x-pika-template-name", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_TEMPLATE }
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#define PIKA_TARGET_TOOL_ITEM \
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{ "application/x-pika-tool-item-name", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_TOOL_ITEM }
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#define PIKA_TARGET_NOTEBOOK_TAB \
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{ "GTK_NOTEBOOK_TAB", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_NOTEBOOK_TAB }
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#define PIKA_TARGET_LAYER_LIST \
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{ "application/x-pika-layer-list", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_LAYER_LIST }
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#define PIKA_TARGET_CHANNEL_LIST \
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{ "application/x-pika-channel-list", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_CHANNEL_LIST }
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#define PIKA_TARGET_VECTORS_LIST \
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{ "application/x-pika-vectors-list", GTK_TARGET_SAME_APP, PIKA_DND_TYPE_VECTORS_LIST }
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/* dnd initialization */
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void pika_dnd_init (Pika *pika);
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/* uri list dnd functions */
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typedef GList * (* PikaDndDragUriListFunc) (GtkWidget *widget,
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gpointer data);
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typedef void (* PikaDndDropUriListFunc) (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 pika_dnd_uri_list_source_add (GtkWidget *widget,
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PikaDndDragUriListFunc get_uri_list_func,
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gpointer data);
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void pika_dnd_uri_list_source_remove (GtkWidget *widget);
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void pika_dnd_uri_list_dest_add (GtkWidget *widget,
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PikaDndDropUriListFunc set_uri_list_func,
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gpointer data);
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void pika_dnd_uri_list_dest_remove (GtkWidget *widget);
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/* color dnd functions */
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typedef void (* PikaDndDragColorFunc) (GtkWidget *widget,
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PikaRGB *color,
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gpointer data);
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typedef void (* PikaDndDropColorFunc) (GtkWidget *widget,
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gint x,
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gint y,
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const PikaRGB *color,
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gpointer data);
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void pika_dnd_color_source_add (GtkWidget *widget,
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PikaDndDragColorFunc get_color_func,
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gpointer data);
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void pika_dnd_color_source_remove (GtkWidget *widget);
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void pika_dnd_color_dest_add (GtkWidget *widget,
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PikaDndDropColorFunc set_color_func,
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gpointer data);
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void pika_dnd_color_dest_remove (GtkWidget *widget);
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/* stream dnd functions */
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typedef guchar * (* PikaDndDragStreamFunc) (GtkWidget *widget,
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gsize *stream_len,
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gpointer data);
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typedef void (* PikaDndDropStreamFunc) (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 pika_dnd_svg_source_add (GtkWidget *widget,
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PikaDndDragStreamFunc get_svg_func,
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gpointer data);
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void pika_dnd_svg_source_remove (GtkWidget *widget);
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void pika_dnd_svg_dest_add (GtkWidget *widget,
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PikaDndDropStreamFunc set_svg_func,
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gpointer data);
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void pika_dnd_svg_dest_remove (GtkWidget *widget);
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/* pixbuf dnd functions */
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typedef GdkPixbuf * (* PikaDndDragPixbufFunc) (GtkWidget *widget,
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gpointer data);
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typedef void (* PikaDndDropPixbufFunc) (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 pika_dnd_pixbuf_source_add (GtkWidget *widget,
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PikaDndDragPixbufFunc get_pixbuf_func,
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gpointer data);
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void pika_dnd_pixbuf_source_remove (GtkWidget *widget);
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void pika_dnd_pixbuf_dest_add (GtkWidget *widget,
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PikaDndDropPixbufFunc set_pixbuf_func,
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gpointer data);
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void pika_dnd_pixbuf_dest_remove (GtkWidget *widget);
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/* component dnd functions */
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typedef PikaImage * (* PikaDndDragComponentFunc) (GtkWidget *widget,
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PikaContext **context,
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PikaChannelType *channel,
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gpointer data);
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typedef void (* PikaDndDropComponentFunc) (GtkWidget *widget,
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gint x,
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gint y,
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PikaImage *image,
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PikaChannelType channel,
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gpointer data);
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void pika_dnd_component_source_add (GtkWidget *widget,
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PikaDndDragComponentFunc get_comp_func,
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gpointer data);
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void pika_dnd_component_source_remove (GtkWidget *widget);
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void pika_dnd_component_dest_add (GtkWidget *widget,
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PikaDndDropComponentFunc set_comp_func,
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gpointer data);
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void pika_dnd_component_dest_remove (GtkWidget *widget);
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/* PikaViewable (by GType) dnd functions */
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typedef PikaViewable * (* PikaDndDragViewableFunc) (GtkWidget *widget,
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PikaContext **context,
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gpointer data);
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typedef void (* PikaDndDropViewableFunc) (GtkWidget *widget,
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gint x,
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gint y,
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PikaViewable *viewable,
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gpointer data);
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gboolean pika_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 pika_dnd_viewable_source_add (GtkWidget *widget,
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GType type,
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PikaDndDragViewableFunc get_viewable_func,
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gpointer data);
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gboolean pika_dnd_viewable_source_remove (GtkWidget *widget,
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GType type);
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gboolean pika_dnd_drag_dest_set_by_type (GtkWidget *widget,
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GtkDestDefaults flags,
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GType type,
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gboolean list_accepted,
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GdkDragAction actions);
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gboolean pika_dnd_viewable_dest_add (GtkWidget *widget,
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GType type,
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PikaDndDropViewableFunc set_viewable_func,
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gpointer data);
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gboolean pika_dnd_viewable_dest_remove (GtkWidget *widget,
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GType type);
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PikaViewable * pika_dnd_get_drag_viewable (GtkWidget *widget);
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/* PikaViewable (by GType) GList dnd functions */
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typedef GList * (* PikaDndDragViewableListFunc) (GtkWidget *widget,
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PikaContext **context,
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gpointer data);
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typedef void (* PikaDndDropViewableListFunc) (GtkWidget *widget,
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gint x,
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gint y,
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GList *viewables,
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gpointer data);
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gboolean pika_dnd_viewable_list_source_add (GtkWidget *widget,
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GType type,
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PikaDndDragViewableListFunc get_viewable_list_func,
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gpointer data);
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gboolean pika_dnd_viewable_list_source_remove (GtkWidget *widget,
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GType type);
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gboolean pika_dnd_viewable_list_dest_add (GtkWidget *widget,
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GType type,
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PikaDndDropViewableListFunc set_viewable_func,
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gpointer data);
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gboolean pika_dnd_viewable_list_dest_remove (GtkWidget *widget,
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GType type);
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GList * pika_dnd_get_drag_list (GtkWidget *widget);
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/* Direct Save Protocol (XDS) */
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void pika_dnd_xds_source_add (GtkWidget *widget,
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PikaDndDragViewableFunc get_image_func,
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gpointer data);
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void pika_dnd_xds_source_remove (GtkWidget *widget);
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#endif /* __PIKA_DND_H__ */
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