gtk2/gtk/gtkdnd.h
Owen Taylor f26c189e5b New function to get the source widget of a drag.
Fri Nov 27 12:17:15 1998  Owen Taylor  <otaylor@redhat.com>

	* gtk/gtkdnd.[ch] (gtk_drag_get_source_widget): New function to
	get the source widget of a drag.

	* gtk/gtkdnd.[ch]: Target flags GTK_TARGET_SAME_[WIDGET/APP]
	to restrict certain targets to the same widget or to
	the same application.

	* gtk/testdnd.c: Test gtk_drag_get_source_widget().
1998-11-27 17:16:36 +00:00

138 lines
4.0 KiB
C

/* GTK - The GIMP Toolkit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GTK_DND_H__
#define __GTK_DND_H__
#include <gdk/gdk.h>
#include <gtk/gtkenums.h>
#include <gtk/gtkwidget.h>
#include <gtk/gtkselection.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
typedef enum {
GTK_DEST_DEFAULT_MOTION = 1 << 0, /* respond to "drag_motion" */
GTK_DEST_DEFAULT_HIGHLIGHT = 1 << 1, /* auto-highlight */
GTK_DEST_DEFAULT_DROP = 1 << 2, /* respond to "drag_drop" */
GTK_DEST_DEFAULT_ALL = 0x07
} GtkDestDefaults;
/* Flags for the GtkTargetEntry on the destination side
*/
typedef enum {
GTK_TARGET_SAME_APP = 1 << 0, /*< nick=same-app >*/
GTK_TARGET_SAME_WIDGET = 1 << 1 /*< nick=same-widget >*/
} GtkTargetFlags;
/* Destination side */
void gtk_drag_get_data (GtkWidget *widget,
GdkDragContext *context,
GdkAtom target,
guint32 time);
void gtk_drag_finish (GdkDragContext *context,
gboolean success,
gboolean del,
guint32 time);
GtkWidget *gtk_drag_get_source_widget (GdkDragContext *context);
void gtk_drag_highlight (GtkWidget *widget);
void gtk_drag_unhighlight (GtkWidget *widget);
void gtk_drag_dest_set (GtkWidget *widget,
GtkDestDefaults flags,
GtkTargetEntry *targets,
gint n_targets,
GdkDragAction actions);
void gtk_drag_dest_set_proxy (GtkWidget *widget,
GdkWindow *proxy_window,
GdkDragProtocol protocol,
gboolean use_coordinates);
/* There probably should be functions for setting the targets
* as a GtkTargetList
*/
void gtk_drag_dest_unset (GtkWidget *widget);
/* Source side */
void gtk_drag_source_set (GtkWidget *widget,
GdkModifierType start_button_mask,
GtkTargetEntry *targets,
gint n_targets,
GdkDragAction actions);
void gtk_drag_source_set_icon (GtkWidget *widget,
GdkColormap *colormap,
GdkPixmap *pixmap,
GdkBitmap *mask);
/* There probably should be functions for setting the targets
* as a GtkTargetList
*/
GdkDragContext *gtk_drag_begin (GtkWidget *widget,
GtkTargetList *targets,
GdkDragAction actions,
gint button,
GdkEvent *event);
/* Set the image being dragged around
*/
void gtk_drag_set_icon_widget (GdkDragContext *context,
GtkWidget *widget,
gint hot_x,
gint hot_y);
void gtk_drag_set_icon_pixmap (GdkDragContext *context,
GdkColormap *colormap,
GdkPixmap *pixmap,
GdkBitmap *mask,
gint hot_x,
gint hot_y);
void gtk_drag_set_icon_default (GdkDragContext *context);
void gtk_drag_set_default_icon (GdkColormap *colormap,
GdkPixmap *pixmap,
GdkBitmap *mask,
gint hot_x,
gint hot_y);
/* Internal functions */
void gtk_drag_source_handle_event (GtkWidget *widget,
GdkEvent *event);
void gtk_drag_dest_handle_event (GtkWidget *toplevel,
GdkEvent *event);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GTK_DND_H__ */