Pileus Git - ~andy/gtk/blob - gtk/gtkdnd.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
  20 /*
  21  * Modified by the GTK+ Team and others 1997-1999.  See the AUTHORS
  22  * file for a list of people on the GTK+ Team.  See the ChangeLog
  23  * files for a list of changes.  These files are distributed with
  24  * GTK+ at ftp://ftp.gtk.org/pub/gtk/.
  25  */
  26
  27 #ifndef __GTK_DND_H__
  28 #define __GTK_DND_H__
  29
  30 #include <gdk/gdk.h>
  31 #include <gtk/gtkenums.h>
  32 #include <gtk/gtkwidget.h>
  33 #include <gtk/gtkselection.h>
  34
  35 #ifdef __cplusplus
  36 extern "C" {
  37 #endif /* __cplusplus */
  38
  39 typedef enum {
  40   GTK_DEST_DEFAULT_MOTION     = 1 << 0, /* respond to "drag_motion" */
  41   GTK_DEST_DEFAULT_HIGHLIGHT  = 1 << 1, /* auto-highlight */
  42   GTK_DEST_DEFAULT_DROP       = 1 << 2, /* respond to "drag_drop" */
  43   GTK_DEST_DEFAULT_ALL        = 0x07
  44 } GtkDestDefaults;
  45
  46 /* Flags for the GtkTargetEntry on the destination side
  47  */
  48 typedef enum {
  49   GTK_TARGET_SAME_APP = 1 << 0,    /*< nick=same-app >*/
  50   GTK_TARGET_SAME_WIDGET = 1 << 1  /*< nick=same-widget >*/
  51 } GtkTargetFlags;
  52
  53 /* Destination side */
  54
  55 void gtk_drag_get_data (GtkWidget      *widget,
  56                         GdkDragContext *context,
  57                         GdkAtom         target,
  58                         guint32         time);
  59 void gtk_drag_finish   (GdkDragContext *context,
  60                         gboolean        success,
  61                         gboolean        del,
  62                         guint32         time);
  63
  64 GtkWidget *gtk_drag_get_source_widget (GdkDragContext *context);
  65
  66 void gtk_drag_highlight   (GtkWidget  *widget);
  67 void gtk_drag_unhighlight (GtkWidget  *widget);
  68
  69 void gtk_drag_dest_set   (GtkWidget            *widget,
  70                           GtkDestDefaults       flags,
  71                           const GtkTargetEntry *targets,
  72                           gint                  n_targets,
  73                           GdkDragAction         actions);
  74
  75 void gtk_drag_dest_set_proxy (GtkWidget      *widget,
  76                               GdkWindow      *proxy_window,
  77                               GdkDragProtocol protocol,
  78                               gboolean        use_coordinates);
  79
  80 /* There probably should be functions for setting the targets
  81  * as a GtkTargetList
  82  */
  83
  84 void gtk_drag_dest_unset (GtkWidget          *widget);
  85
  86 /* Source side */
  87
  88 void gtk_drag_source_set  (GtkWidget            *widget,
  89                            GdkModifierType       start_button_mask,
  90                            const GtkTargetEntry *targets,
  91                            gint                  n_targets,
  92                            GdkDragAction         actions);
  93
  94 void gtk_drag_source_unset (GtkWidget        *widget);
  95
  96 void gtk_drag_source_set_icon (GtkWidget     *widget,
  97                                GdkColormap   *colormap,
  98                                GdkPixmap     *pixmap,
  99                                GdkBitmap     *mask);
 100
 101 /* There probably should be functions for setting the targets
 102  * as a GtkTargetList
 103  */
 104
 105 GdkDragContext *gtk_drag_begin (GtkWidget         *widget,
 106                                 GtkTargetList     *targets,
 107                                 GdkDragAction      actions,
 108                                 gint               button,
 109                                 GdkEvent          *event);
 110
 111 /* Set the image being dragged around
 112  */
 113 void gtk_drag_set_icon_widget  (GdkDragContext    *context,
 114                                 GtkWidget         *widget,
 115                                 gint               hot_x,
 116                                 gint               hot_y);
 117
 118 void gtk_drag_set_icon_pixmap  (GdkDragContext    *context,
 119                                 GdkColormap       *colormap,
 120                                 GdkPixmap         *pixmap,
 121                                 GdkBitmap         *mask,
 122                                 gint               hot_x,
 123                                 gint               hot_y);
 124
 125 void gtk_drag_set_icon_default (GdkDragContext    *context);
 126
 127 void gtk_drag_set_default_icon (GdkColormap   *colormap,
 128                                 GdkPixmap     *pixmap,
 129                                 GdkBitmap     *mask,
 130                                 gint           hot_x,
 131                                 gint           hot_y);
 132
 133
 134 /* Internal functions */
 135 void gtk_drag_source_handle_event (GtkWidget *widget,
 136                                    GdkEvent  *event);
 137 void gtk_drag_dest_handle_event (GtkWidget *toplevel,
 138                                  GdkEvent  *event);
 139
 140 #ifdef __cplusplus
 141 }
 142 #endif /* __cplusplus */
 143
 144 #endif /* __GTK_DND_H__ */
 145
 146
 147