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gtk2/gtk/gtkselection.h
Matthias Clasen 9eae7a1d2e Split gtk_selection_data_get_data into gtk_selection_data_get_data and 
2008-08-29  Matthias Clasen  <mclasen@redhat.com>

        * gtk/gtk.symbols:
        * gtk/gtkselection.[hc]: Split gtk_selection_data_get_data into
        gtk_selection_data_get_data and gtk_selection_data_get_length.
        Proposed by Owen Taylor.


svn path=/trunk/; revision=21232
2008-08-29 04:16:56 +00:00

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/* 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 Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser 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.
*/
/*
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
#if defined(GTK_DISABLE_SINGLE_INCLUDES) && !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
#error "Only <gtk/gtk.h> can be included directly."
#endif
#ifndef __GTK_SELECTION_H__
#define __GTK_SELECTION_H__
#include <gtk/gtkenums.h>
#include <gtk/gtkwidget.h>
#include <gtk/gtktextiter.h>
G_BEGIN_DECLS
typedef struct _GtkTargetList GtkTargetList;
typedef struct _GtkTargetEntry GtkTargetEntry;
#define GTK_TYPE_SELECTION_DATA (gtk_selection_data_get_type ())
#define GTK_TYPE_TARGET_LIST (gtk_target_list_get_type ())
/* The contents of a selection are returned in a GtkSelectionData
* structure. selection/target identify the request. type specifies
* the type of the return; if length < 0, and the data should be
* ignored. This structure has object semantics - no fields should be
* modified directly, they should not be created directly, and
* pointers to them should not be stored beyond the duration of a
* callback. (If the last is changed, we'll need to add reference
* counting.) The time field gives the timestamp at which the data was
* sent.
*/
struct _GtkSelectionData
{
GdkAtom GSEAL (selection);
GdkAtom GSEAL (target);
GdkAtom GSEAL (type);
gint GSEAL (format);
guchar *GSEAL (data);
gint GSEAL (length);
GdkDisplay *GSEAL (display);
};
struct _GtkTargetEntry {
gchar *target;
guint flags;
guint info;
};
/* These structures not public, and are here only for the convenience of
* gtkdnd.c
*/
typedef struct _GtkTargetPair GtkTargetPair;
/* This structure is a list of destinations, and associated guint id's */
struct _GtkTargetList {
GList *list;
guint ref_count;
};
struct _GtkTargetPair {
GdkAtom target;
guint flags;
guint info;
};
GtkTargetList *gtk_target_list_new (const GtkTargetEntry *targets,
guint ntargets);
GtkTargetList *gtk_target_list_ref (GtkTargetList *list);
void gtk_target_list_unref (GtkTargetList *list);
void gtk_target_list_add (GtkTargetList *list,
GdkAtom target,
guint flags,
guint info);
void gtk_target_list_add_text_targets (GtkTargetList *list,
guint info);
void gtk_target_list_add_rich_text_targets (GtkTargetList *list,
guint info,
gboolean deserializable,
GtkTextBuffer *buffer);
void gtk_target_list_add_image_targets (GtkTargetList *list,
guint info,
gboolean writable);
void gtk_target_list_add_uri_targets (GtkTargetList *list,
guint info);
void gtk_target_list_add_table (GtkTargetList *list,
const GtkTargetEntry *targets,
guint ntargets);
void gtk_target_list_remove (GtkTargetList *list,
GdkAtom target);
gboolean gtk_target_list_find (GtkTargetList *list,
GdkAtom target,
guint *info);
GtkTargetEntry * gtk_target_table_new_from_list (GtkTargetList *list,
gint *n_targets);
void gtk_target_table_free (GtkTargetEntry *targets,
gint n_targets);
/* Public interface */
gboolean gtk_selection_owner_set (GtkWidget *widget,
GdkAtom selection,
guint32 time_);
gboolean gtk_selection_owner_set_for_display (GdkDisplay *display,
GtkWidget *widget,
GdkAtom selection,
guint32 time_);
void gtk_selection_add_target (GtkWidget *widget,
GdkAtom selection,
GdkAtom target,
guint info);
void gtk_selection_add_targets (GtkWidget *widget,
GdkAtom selection,
const GtkTargetEntry *targets,
guint ntargets);
void gtk_selection_clear_targets (GtkWidget *widget,
GdkAtom selection);
gboolean gtk_selection_convert (GtkWidget *widget,
GdkAtom selection,
GdkAtom target,
guint32 time_);
GdkAtom gtk_selection_data_get_target (GtkSelectionData *selection_data);
GdkAtom gtk_selection_data_get_data_type (GtkSelectionData *selection_data);
gint gtk_selection_data_get_format (GtkSelectionData *selection_data);
const guchar *gtk_selection_data_get_data (GtkSelectionData *selection_data);
gint gtk_selection_data_get_length (GtkSelectionData *selection_data);
GdkDisplay *gtk_selection_data_get_display (GtkSelectionData *selection_data);
void gtk_selection_data_set (GtkSelectionData *selection_data,
GdkAtom type,
gint format,
const guchar *data,
gint length);
gboolean gtk_selection_data_set_text (GtkSelectionData *selection_data,
const gchar *str,
gint len);
guchar * gtk_selection_data_get_text (GtkSelectionData *selection_data);
gboolean gtk_selection_data_set_pixbuf (GtkSelectionData *selection_data,
GdkPixbuf *pixbuf);
GdkPixbuf *gtk_selection_data_get_pixbuf (GtkSelectionData *selection_data);
gboolean gtk_selection_data_set_uris (GtkSelectionData *selection_data,
gchar **uris);
gchar **gtk_selection_data_get_uris (GtkSelectionData *selection_data);
gboolean gtk_selection_data_get_targets (GtkSelectionData *selection_data,
GdkAtom **targets,
gint *n_atoms);
gboolean gtk_selection_data_targets_include_text (GtkSelectionData *selection_data);
gboolean gtk_selection_data_targets_include_rich_text (GtkSelectionData *selection_data,
GtkTextBuffer *buffer);
gboolean gtk_selection_data_targets_include_image (GtkSelectionData *selection_data,
gboolean writable);
gboolean gtk_selection_data_targets_include_uri (GtkSelectionData *selection_data);
gboolean gtk_targets_include_text (GdkAtom *targets,
gint n_targets);
gboolean gtk_targets_include_rich_text (GdkAtom *targets,
gint n_targets,
GtkTextBuffer *buffer);
gboolean gtk_targets_include_image (GdkAtom *targets,
gint n_targets,
gboolean writable);
gboolean gtk_targets_include_uri (GdkAtom *targets,
gint n_targets);
/* Called when a widget is destroyed */
void gtk_selection_remove_all (GtkWidget *widget);
/* Event handlers */
#if !defined(GTK_DISABLE_DEPRECATED) || defined (GTK_COMPILATION)
gboolean gtk_selection_clear (GtkWidget *widget,
GdkEventSelection *event);
#endif
gboolean _gtk_selection_request (GtkWidget *widget,
GdkEventSelection *event);
gboolean _gtk_selection_incr_event (GdkWindow *window,
GdkEventProperty *event);
gboolean _gtk_selection_notify (GtkWidget *widget,
GdkEventSelection *event);
gboolean _gtk_selection_property_notify (GtkWidget *widget,
GdkEventProperty *event);
GType gtk_selection_data_get_type (void) G_GNUC_CONST;
GtkSelectionData *gtk_selection_data_copy (GtkSelectionData *data);
void gtk_selection_data_free (GtkSelectionData *data);
GType gtk_target_list_get_type (void) G_GNUC_CONST;
G_END_DECLS
#endif /* __GTK_SELECTION_H__ */
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