Pileus Git - ~andy/gtk/blob - gtk/gtkselection.h

   1 /* GTK - The GIMP Toolkit
   2  * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Library General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Library General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Library General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  17  * Boston, MA 02111-1307, USA.
  18  */
  19 #ifndef __GTK_SELECTION_H__
  20 #define __GTK_SELECTION_H__
  21
  22
  23 #include <gdk/gdk.h>
  24 #include <gtk/gtkenums.h>
  25 #include <gtk/gtkwidget.h>
  26
  27 #ifdef __cplusplus
  28 extern "C" {
  29 #endif /* __cplusplus */
  30
  31 typedef struct _GtkSelectionData GtkSelectioData;
  32
  33 /* a callback function that provides the selection. Arguments are:
  34    widget: selection owner
  35    offset: offset into selection
  36    buffer: buffer into which to store selection
  37    length: length of buffer
  38    bytes_after: (sizeof(selection) - offset - length ) (return)
  39    data:   callback data */
  40
  41 typedef void (*GtkSelectionFunction) (GtkWidget *widget,
  42                                       GtkSelectionData *selection_data,
  43                                       gpointer data);
  44
  45 /* Public interface */
  46
  47 gint gtk_selection_owner_set (GtkWidget           *widget,
  48                               GdkAtom              selection,
  49                               guint32              time);
  50 void gtk_selection_add_handler (GtkWidget           *widget,
  51                                 GdkAtom              selection,
  52                                 GdkAtom              target,
  53                                 GtkSelectionFunction function,
  54                                 gpointer             data);
  55 void gtk_selection_add_handler_full (GtkWidget           *widget,
  56                                      GdkAtom              selection,
  57                                      GdkAtom              target,
  58                                      GtkSelectionFunction function,
  59                                      GtkCallbackMarshal   marshal,
  60                                      gpointer             data,
  61                                      GtkDestroyNotify     destroy);
  62 gint gtk_selection_convert   (GtkWidget           *widget,
  63                               GdkAtom              selection,
  64                               GdkAtom              target,
  65                               guint32              time);
  66
  67
  68 void gtk_selection_data_set (GtkSelectionData *selection_data,
  69                              GdkAtom           type,
  70                              gint              format,
  71                              guchar           *data,
  72                              gint              length);
  73
  74 /* Called when a widget is destroyed */
  75
  76 void gtk_selection_remove_all      (GtkWidget *widget);
  77
  78 /* Event handlers */
  79
  80 gint gtk_selection_clear           (GtkWidget         *widget,
  81                                     GdkEventSelection *event);
  82 gint gtk_selection_request         (GtkWidget         *widget,
  83                                     GdkEventSelection *event);
  84 gint gtk_selection_incr_event      (GdkWindow         *window,
  85                                     GdkEventProperty  *event);
  86 gint gtk_selection_notify          (GtkWidget         *widget,
  87                                     GdkEventSelection *event);
  88 gint gtk_selection_property_notify (GtkWidget         *widget,
  89                                     GdkEventProperty  *event);
  90
  91
  92
  93 #ifdef __cplusplus
  94 }
  95 #endif /* __cplusplus */
  96
  97
  98 #endif /* __GTK_SELECTION_H__ */