Pileus Git - ~andy/gtk/blob - gtk/gtkcontainer.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 Lesser 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  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser 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 1997-2000.  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 #if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
  28 #error "Only <gtk/gtk.h> can be included directly."
  29 #endif
  30
  31 #ifndef __GTK_CONTAINER_H__
  32 #define __GTK_CONTAINER_H__
  33
  34
  35 #include <gtk/gtkwidget.h>
  36 #include <gtk/gtkadjustment.h>
  37
  38
  39 G_BEGIN_DECLS
  40
  41 #define GTK_TYPE_CONTAINER              (gtk_container_get_type ())
  42 #define GTK_CONTAINER(obj)              (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_CONTAINER, GtkContainer))
  43 #define GTK_CONTAINER_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_CONTAINER, GtkContainerClass))
  44 #define GTK_IS_CONTAINER(obj)           (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_CONTAINER))
  45 #define GTK_IS_CONTAINER_CLASS(klass)   (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CONTAINER))
  46 #define GTK_CONTAINER_GET_CLASS(obj)    (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_CONTAINER, GtkContainerClass))
  47
  48 #define GTK_IS_RESIZE_CONTAINER(widget) (GTK_IS_CONTAINER (widget) && ((GtkContainer*) (widget))->resize_mode != GTK_RESIZE_PARENT)
  49
  50
  51 typedef struct _GtkContainer       GtkContainer;
  52 typedef struct _GtkContainerClass  GtkContainerClass;
  53
  54 struct _GtkContainer
  55 {
  56   GtkWidget widget;
  57
  58   GtkWidget *GSEAL (focus_child);
  59
  60   guint GSEAL (border_width) : 16;
  61
  62   /*< private >*/
  63   guint GSEAL (need_resize) : 1;
  64   guint GSEAL (resize_mode) : 2;
  65   guint GSEAL (reallocate_redraws) : 1;
  66   guint GSEAL (has_focus_chain) : 1;
  67 };
  68
  69 struct _GtkContainerClass
  70 {
  71   GtkWidgetClass parent_class;
  72
  73   void    (*add)                (GtkContainer    *container,
  74                                  GtkWidget       *widget);
  75   void    (*remove)             (GtkContainer    *container,
  76                                  GtkWidget       *widget);
  77   void    (*check_resize)       (GtkContainer    *container);
  78   void    (*forall)             (GtkContainer    *container,
  79                                  gboolean         include_internals,
  80                                  GtkCallback      callback,
  81                                  gpointer         callback_data);
  82   void    (*set_focus_child)    (GtkContainer    *container,
  83                                  GtkWidget       *widget);
  84   GType   (*child_type)         (GtkContainer    *container);
  85   gchar*  (*composite_name)     (GtkContainer    *container,
  86                                  GtkWidget       *child);
  87   void    (*set_child_property) (GtkContainer    *container,
  88                                  GtkWidget       *child,
  89                                  guint            property_id,
  90                                  const GValue    *value,
  91                                  GParamSpec      *pspec);
  92   void    (*get_child_property) (GtkContainer    *container,
  93                                  GtkWidget       *child,
  94                                  guint            property_id,
  95                                  GValue          *value,
  96                                  GParamSpec      *pspec);
  97
  98   /* Padding for future expansion */
  99   void (*_gtk_reserved1) (void);
 100   void (*_gtk_reserved2) (void);
 101   void (*_gtk_reserved3) (void);
 102   void (*_gtk_reserved4) (void);
 103 };
 104
 105 /* Application-level methods */
 106
 107 GType   gtk_container_get_type           (void) G_GNUC_CONST;
 108 void    gtk_container_set_border_width   (GtkContainer     *container,
 109                                           guint             border_width);
 110 guint   gtk_container_get_border_width   (GtkContainer     *container);
 111 void    gtk_container_add                (GtkContainer     *container,
 112                                           GtkWidget        *widget);
 113 void    gtk_container_remove             (GtkContainer     *container,
 114                                           GtkWidget        *widget);
 115
 116 void    gtk_container_set_resize_mode    (GtkContainer     *container,
 117                                           GtkResizeMode     resize_mode);
 118 GtkResizeMode gtk_container_get_resize_mode (GtkContainer     *container);
 119
 120 void    gtk_container_check_resize       (GtkContainer     *container);
 121
 122 void     gtk_container_foreach      (GtkContainer       *container,
 123                                      GtkCallback         callback,
 124                                      gpointer            callback_data);
 125 GList*   gtk_container_get_children     (GtkContainer       *container);
 126
 127 void     gtk_container_propagate_expose (GtkContainer   *container,
 128                                          GtkWidget      *child,
 129                                          GdkEventExpose *event);
 130
 131 void     gtk_container_set_focus_chain  (GtkContainer   *container,
 132                                          GList          *focusable_widgets);
 133 gboolean gtk_container_get_focus_chain  (GtkContainer   *container,
 134                                          GList         **focusable_widgets);
 135 void     gtk_container_unset_focus_chain (GtkContainer  *container);
 136
 137 /* Widget-level methods */
 138
 139 void   gtk_container_set_reallocate_redraws (GtkContainer    *container,
 140                                              gboolean         needs_redraws);
 141 void   gtk_container_set_focus_child       (GtkContainer     *container,
 142                                             GtkWidget        *child);
 143 GtkWidget *
 144        gtk_container_get_focus_child       (GtkContainer     *container);
 145 void   gtk_container_set_focus_vadjustment (GtkContainer     *container,
 146                                             GtkAdjustment    *adjustment);
 147 GtkAdjustment *gtk_container_get_focus_vadjustment (GtkContainer *container);
 148 void   gtk_container_set_focus_hadjustment (GtkContainer     *container,
 149                                             GtkAdjustment    *adjustment);
 150 GtkAdjustment *gtk_container_get_focus_hadjustment (GtkContainer *container);
 151
 152 void    gtk_container_resize_children      (GtkContainer     *container);
 153
 154 GType   gtk_container_child_type           (GtkContainer     *container);
 155
 156
 157 void         gtk_container_class_install_child_property (GtkContainerClass *cclass,
 158                                                          guint              property_id,
 159                                                          GParamSpec        *pspec);
 160 GParamSpec*  gtk_container_class_find_child_property    (GObjectClass      *cclass,
 161                                                          const gchar       *property_name);
 162 GParamSpec** gtk_container_class_list_child_properties  (GObjectClass      *cclass,
 163                                                          guint             *n_properties);
 164 void         gtk_container_add_with_properties          (GtkContainer      *container,
 165                                                          GtkWidget         *widget,
 166                                                          const gchar       *first_prop_name,
 167                                                          ...) G_GNUC_NULL_TERMINATED;
 168 void         gtk_container_child_set                    (GtkContainer      *container,
 169                                                          GtkWidget         *child,
 170                                                          const gchar       *first_prop_name,
 171                                                          ...) G_GNUC_NULL_TERMINATED;
 172 void         gtk_container_child_get                    (GtkContainer      *container,
 173                                                          GtkWidget         *child,
 174                                                          const gchar       *first_prop_name,
 175                                                          ...) G_GNUC_NULL_TERMINATED;
 176 void         gtk_container_child_set_valist             (GtkContainer      *container,
 177                                                          GtkWidget         *child,
 178                                                          const gchar       *first_property_name,
 179                                                          va_list            var_args);
 180 void         gtk_container_child_get_valist             (GtkContainer      *container,
 181                                                          GtkWidget         *child,
 182                                                          const gchar       *first_property_name,
 183                                                          va_list            var_args);
 184 void         gtk_container_child_set_property           (GtkContainer      *container,
 185                                                          GtkWidget         *child,
 186                                                          const gchar       *property_name,
 187                                                          const GValue      *value);
 188 void         gtk_container_child_get_property           (GtkContainer      *container,
 189                                                          GtkWidget         *child,
 190                                                          const gchar       *property_name,
 191                                                          GValue            *value);
 192
 193 #define GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID(object, property_id, pspec) \
 194     G_OBJECT_WARN_INVALID_PSPEC ((object), "child property id", (property_id), (pspec))
 195
 196
 197 void    gtk_container_forall                 (GtkContainer *container,
 198                                               GtkCallback   callback,
 199                                               gpointer      callback_data);
 200
 201 /* Non-public methods */
 202 void    _gtk_container_queue_resize          (GtkContainer *container);
 203 void    _gtk_container_clear_resize_widgets   (GtkContainer *container);
 204 gchar*  _gtk_container_child_composite_name   (GtkContainer *container,
 205                                               GtkWidget    *child);
 206 void   _gtk_container_dequeue_resize_handler (GtkContainer *container);
 207 GList *_gtk_container_focus_sort             (GtkContainer     *container,
 208                                               GList            *children,
 209                                               GtkDirectionType  direction,
 210                                               GtkWidget        *old_focus);
 211 gboolean _gtk_container_get_need_resize      (GtkContainer     *container);
 212 void     _gtk_container_set_need_resize      (GtkContainer     *container,
 213                                               gboolean          need_resize);
 214
 215 G_END_DECLS
 216
 217 #endif /* __GTK_CONTAINER_H__ */