/* 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, see . */ /* * 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/. */ #ifndef __GTK_CONTAINER_H__ #define __GTK_CONTAINER_H__ #if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION) #error "Only can be included directly." #endif #include G_BEGIN_DECLS #define GTK_TYPE_CONTAINER (gtk_container_get_type ()) #define GTK_CONTAINER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_CONTAINER, GtkContainer)) #define GTK_CONTAINER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_CONTAINER, GtkContainerClass)) #define GTK_IS_CONTAINER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_CONTAINER)) #define GTK_IS_CONTAINER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CONTAINER)) #define GTK_CONTAINER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_CONTAINER, GtkContainerClass)) typedef struct _GtkContainer GtkContainer; typedef struct _GtkContainerPrivate GtkContainerPrivate; typedef struct _GtkContainerClass GtkContainerClass; struct _GtkContainer { GtkWidget widget; /*< private >*/ GtkContainerPrivate *priv; }; /** * GtkContainerClass: * @parent_class: The parent class. * @add: Signal emitted when a widget is added to container. * @remove: Signal emitted when a widget is removed from container. * @check_resize: Signal emitted when a size recalculation is needed. * @forall: Invokes callback on each child of container. * @set_focus_child: Sets the focused child of container. * @child_type: Returns the type of the children supported by the container. * @set_child_property: Set a property on a child of container. * @get_child_property: Get a property from a child of container. * @get_path_for_child: Get path representing entire widget hierarchy * from the toplevel down to and including @child. * * Base class for containers. */ struct _GtkContainerClass { GtkWidgetClass parent_class; /*< public >*/ void (*add) (GtkContainer *container, GtkWidget *widget); void (*remove) (GtkContainer *container, GtkWidget *widget); void (*check_resize) (GtkContainer *container); void (*forall) (GtkContainer *container, GtkCallback callback, gpointer callback_data); void (*set_focus_child) (GtkContainer *container, GtkWidget *child); GType (*child_type) (GtkContainer *container); void (*set_child_property) (GtkContainer *container, GtkWidget *child, guint property_id, const GValue *value, GParamSpec *pspec); void (*get_child_property) (GtkContainer *container, GtkWidget *child, guint property_id, GValue *value, GParamSpec *pspec); GtkWidgetPath * (*get_path_for_child) (GtkContainer *container, GtkWidget *child); /*< private >*/ /* Padding for future expansion */ void (*_gtk_reserved1) (void); void (*_gtk_reserved2) (void); void (*_gtk_reserved3) (void); void (*_gtk_reserved4) (void); void (*_gtk_reserved5) (void); void (*_gtk_reserved6) (void); void (*_gtk_reserved7) (void); void (*_gtk_reserved8) (void); }; /* Application-level methods */ GDK_AVAILABLE_IN_ALL GType gtk_container_get_type (void) G_GNUC_CONST; GDK_AVAILABLE_IN_ALL void gtk_container_add (GtkContainer *container, GtkWidget *widget); GDK_AVAILABLE_IN_ALL void gtk_container_remove (GtkContainer *container, GtkWidget *widget); GDK_AVAILABLE_IN_ALL void gtk_container_check_resize (GtkContainer *container); GDK_AVAILABLE_IN_ALL void gtk_container_foreach (GtkContainer *container, GtkCallback callback, gpointer callback_data); GDK_AVAILABLE_IN_ALL GList* gtk_container_get_children (GtkContainer *container); GDK_AVAILABLE_IN_ALL void gtk_container_propagate_draw (GtkContainer *container, GtkWidget *child, cairo_t *cr); GDK_AVAILABLE_IN_ALL void gtk_container_set_focus_chain (GtkContainer *container, GList *focusable_widgets); GDK_AVAILABLE_IN_ALL gboolean gtk_container_get_focus_chain (GtkContainer *container, GList **focusable_widgets); GDK_AVAILABLE_IN_ALL void gtk_container_unset_focus_chain (GtkContainer *container); /* Widget-level methods */ GDK_AVAILABLE_IN_ALL void gtk_container_set_focus_vadjustment (GtkContainer *container, GtkAdjustment *adjustment); GDK_AVAILABLE_IN_ALL GtkAdjustment *gtk_container_get_focus_vadjustment (GtkContainer *container); GDK_AVAILABLE_IN_ALL void gtk_container_set_focus_hadjustment (GtkContainer *container, GtkAdjustment *adjustment); GDK_AVAILABLE_IN_ALL GtkAdjustment *gtk_container_get_focus_hadjustment (GtkContainer *container); GDK_AVAILABLE_IN_ALL GType gtk_container_child_type (GtkContainer *container); GDK_AVAILABLE_IN_ALL void gtk_container_class_install_child_property (GtkContainerClass *cclass, guint property_id, GParamSpec *pspec); GDK_AVAILABLE_IN_3_18 void gtk_container_class_install_child_properties (GtkContainerClass *cclass, guint n_pspecs, GParamSpec **pspecs); GDK_AVAILABLE_IN_ALL GParamSpec* gtk_container_class_find_child_property (GObjectClass *cclass, const gchar *property_name); GDK_AVAILABLE_IN_ALL GParamSpec** gtk_container_class_list_child_properties (GObjectClass *cclass, guint *n_properties); GDK_AVAILABLE_IN_ALL void gtk_container_add_with_properties (GtkContainer *container, GtkWidget *widget, const gchar *first_prop_name, ...) G_GNUC_NULL_TERMINATED; GDK_AVAILABLE_IN_ALL void gtk_container_child_set (GtkContainer *container, GtkWidget *child, const gchar *first_prop_name, ...) G_GNUC_NULL_TERMINATED; GDK_AVAILABLE_IN_ALL void gtk_container_child_get (GtkContainer *container, GtkWidget *child, const gchar *first_prop_name, ...) G_GNUC_NULL_TERMINATED; GDK_AVAILABLE_IN_ALL void gtk_container_child_set_valist (GtkContainer *container, GtkWidget *child, const gchar *first_property_name, va_list var_args); GDK_AVAILABLE_IN_ALL void gtk_container_child_get_valist (GtkContainer *container, GtkWidget *child, const gchar *first_property_name, va_list var_args); GDK_AVAILABLE_IN_ALL void gtk_container_child_set_property (GtkContainer *container, GtkWidget *child, const gchar *property_name, const GValue *value); GDK_AVAILABLE_IN_ALL void gtk_container_child_get_property (GtkContainer *container, GtkWidget *child, const gchar *property_name, GValue *value); GDK_AVAILABLE_IN_3_2 void gtk_container_child_notify (GtkContainer *container, GtkWidget *child, const gchar *child_property); GDK_AVAILABLE_IN_3_18 void gtk_container_child_notify_by_pspec (GtkContainer *container, GtkWidget *child, GParamSpec *pspec); /** * GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID: * @object: the #GObject on which set_child_property() or get_child_property() * was called * @property_id: the numeric id of the property * @pspec: the #GParamSpec of the property * * This macro should be used to emit a standard warning about unexpected * properties in set_child_property() and get_child_property() implementations. */ #define GTK_CONTAINER_WARN_INVALID_CHILD_PROPERTY_ID(object, property_id, pspec) \ G_OBJECT_WARN_INVALID_PSPEC ((object), "child property", (property_id), (pspec)) GDK_AVAILABLE_IN_ALL void gtk_container_forall (GtkContainer *container, GtkCallback callback, gpointer callback_data); GDK_AVAILABLE_IN_ALL GtkWidgetPath * gtk_container_get_path_for_child (GtkContainer *container, GtkWidget *child); G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkContainer, g_object_unref) G_END_DECLS #endif /* __GTK_CONTAINER_H__ */