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 #ifndef __GTK_CONTAINER_H__
  28 #define __GTK_CONTAINER_H__
  29
  30
  31 #include <gdk/gdk.h>
  32 #include <gtk/gtkenums.h>
  33 #include <gtk/gtkwidget.h>
  34 #include <gtk/gtkadjustment.h>
  35
  36
  37 #ifdef __cplusplus
  38 extern "C" {
  39 #endif /* __cplusplus */
  40
  41
  42 #define GTK_TYPE_CONTAINER              (gtk_container_get_type ())
  43 #define GTK_CONTAINER(obj)              (GTK_CHECK_CAST ((obj), GTK_TYPE_CONTAINER, GtkContainer))
  44 #define GTK_CONTAINER_CLASS(klass)      (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_CONTAINER, GtkContainerClass))
  45 #define GTK_IS_CONTAINER(obj)           (GTK_CHECK_TYPE ((obj), GTK_TYPE_CONTAINER))
  46 #define GTK_IS_CONTAINER_CLASS(klass)   (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CONTAINER))
  47 #define GTK_CONTAINER_GET_CLASS(obj)    (GTK_CHECK_GET_CLASS ((obj), GTK_TYPE_CONTAINER, GtkContainerClass))
  48
  49 #define GTK_IS_RESIZE_CONTAINER(widget) (GTK_IS_CONTAINER (widget) && ((GtkContainer*) (widget))->resize_mode != GTK_RESIZE_PARENT)
  50
  51
  52 typedef struct _GtkContainer       GtkContainer;
  53 typedef struct _GtkContainerClass  GtkContainerClass;
  54
  55 struct _GtkContainer
  56 {
  57   GtkWidget widget;
  58
  59   GtkWidget *focus_child;
  60
  61   guint border_width : 16;
  62   guint need_resize : 1;
  63   guint resize_mode : 2;
  64   guint reallocate_redraws : 1;
  65   guint has_focus_chain : 1;
  66
  67   /* The list of children that requested a resize
  68    */
  69   GSList *resize_widgets;
  70 };
  71
  72 struct _GtkContainerClass
  73 {
  74   GtkWidgetClass parent_class;
  75
  76   void    (*add)                (GtkContainer    *container,
  77                                  GtkWidget       *widget);
  78   void    (*remove)             (GtkContainer    *container,
  79                                  GtkWidget       *widget);
  80   void    (*check_resize)       (GtkContainer    *container);
  81   void    (*forall)             (GtkContainer    *container,
  82                                  gboolean         include_internals,
  83                                  GtkCallback      callback,
  84                                  gpointer         callback_data);
  85   void    (*set_focus_child)    (GtkContainer    *container,
  86                                  GtkWidget       *widget);
  87   GtkType (*child_type)         (GtkContainer    *container);
  88   gchar*  (*composite_name)     (GtkContainer    *container,
  89                                  GtkWidget       *child);
  90   void    (*set_child_property) (GtkContainer    *container,
  91                                  GtkWidget       *child,
  92                                  guint            property_id,
  93                                  const GValue    *value,
  94                                  GParamSpec      *pspec);
  95   void    (*get_child_property) (GtkContainer    *container,
  96                                  GtkWidget       *child,
  97                                  guint            property_id,
  98                                  GValue          *value,
  99                                  GParamSpec      *pspec);
 100   /* Padding for future expansion */
 101   GtkFunction pad1;
 102   GtkFunction pad2;
 103 };
 104
 105 /* Application-level methods */
 106
 107 GtkType gtk_container_get_type           (void) G_GNUC_CONST;
 108 void    gtk_container_set_border_width   (GtkContainer     *container,
 109                                           guint             border_width);
 110 void    gtk_container_add                (GtkContainer     *container,
 111                                           GtkWidget        *widget);
 112 void    gtk_container_remove             (GtkContainer     *container,
 113                                           GtkWidget        *widget);
 114
 115 void    gtk_container_set_resize_mode    (GtkContainer     *container,
 116                                           GtkResizeMode     resize_mode);
 117
 118 void    gtk_container_check_resize       (GtkContainer     *container);
 119
 120 void     gtk_container_foreach      (GtkContainer       *container,
 121                                      GtkCallback         callback,
 122                                      gpointer            callback_data);
 123 void     gtk_container_foreach_full (GtkContainer       *container,
 124                                      GtkCallback         callback,
 125                                      GtkCallbackMarshal  marshal,
 126                                      gpointer            callback_data,
 127                                      GtkDestroyNotify    notify);
 128 GList*   gtk_container_children     (GtkContainer       *container);
 129 void     gtk_container_propagate_expose (GtkContainer   *container,
 130                                          GtkWidget      *child,
 131                                          GdkEventExpose *event);
 132
 133 void     gtk_container_set_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 void   gtk_container_set_focus_vadjustment (GtkContainer     *container,
 144                                             GtkAdjustment    *adjustment);
 145 void   gtk_container_set_focus_hadjustment (GtkContainer     *container,
 146                                             GtkAdjustment    *adjustment);
 147
 148 void    gtk_container_resize_children      (GtkContainer     *container);
 149
 150 GtkType gtk_container_child_type           (GtkContainer     *container);
 151
 152
 153 void         gtk_container_class_install_child_property (GtkContainerClass *cclass,
 154                                                          guint              property_id,
 155                                                          GParamSpec        *pspec);
 156 GParamSpec*  gtk_container_class_find_child_property    (GObjectClass      *cclass,
 157                                                          const gchar       *property_name);
 158 GParamSpec** gtk_container_class_list_child_properties  (GObjectClass      *cclass,
 159                                                          guint             *n_properties);
 160 void         gtk_container_add_with_properties          (GtkContainer      *container,
 161                                                          GtkWidget         *widget,
 162                                                          const gchar       *first_prop_name,
 163                                                          ...);
 164 void         gtk_container_child_set                    (GtkContainer      *container,
 165                                                          GtkWidget         *child,
 166                                                          const gchar       *first_prop_name,
 167                                                          ...);
 168 void         gtk_container_child_get                    (GtkContainer      *container,
 169                                                          GtkWidget         *child,
 170                                                          const gchar       *first_prop_name,
 171                                                          ...);
 172 void         gtk_container_child_set_valist             (GtkContainer      *container,
 173                                                          GtkWidget         *child,
 174                                                          const gchar       *first_property_name,
 175                                                          va_list            var_args);
 176 void         gtk_container_child_get_valist             (GtkContainer      *container,
 177                                                          GtkWidget         *child,
 178                                                          const gchar       *first_property_name,
 179                                                          va_list            var_args);
 180
 181
 182 #define GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID(object, property_id, pspec) \
 183     G_OBJECT_WARN_INVALID_PSPEC ((object), "child property id", (property_id), (pspec))
 184
 185
 186 /* Non-public methods */
 187 void    gtk_container_queue_resize           (GtkContainer *container);
 188 void    gtk_container_clear_resize_widgets   (GtkContainer *container);
 189 void    gtk_container_forall                 (GtkContainer *container,
 190                                               GtkCallback   callback,
 191                                               gpointer      callback_data);
 192 gchar*  gtk_container_child_composite_name   (GtkContainer *container,
 193                                               GtkWidget    *child);
 194 void    gtk_container_dequeue_resize_handler (GtkContainer *container);
 195
 196 #ifdef __cplusplus
 197 }
 198 #endif /* __cplusplus */
 199
 200
 201 #endif /* __GTK_CONTAINER_H__ */