forked from AuroraMiddleware/gtk
bd6c4a0dec
Ensure that the class structs of all subclassable types have sufficient padding (standardizing on 8 slots, here). GtkApplication GtkWidget GtkContainer GtkWindow GtkDialog GtkApplicationWindow GtkToolItem GtkBin
144 lines
5.0 KiB
C
144 lines
5.0 KiB
C
/* GTK - The GIMP Toolkit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GTK+ Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
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*/
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#ifndef __GTK_CONTAINER_H__
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#define __GTK_CONTAINER_H__
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#if !defined (__GTK_H_INSIDE__) && !defined (GTK_COMPILATION)
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#error "Only <gtk/gtk.h> can be included directly."
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#endif
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#include <gtk/gtkwidget.h>
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G_BEGIN_DECLS
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#define GTK_TYPE_CONTAINER (gtk_container_get_type ())
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#define GTK_CONTAINER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_CONTAINER, GtkContainer))
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#define GTK_CONTAINER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_CONTAINER, GtkContainerClass))
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#define GTK_IS_CONTAINER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_CONTAINER))
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#define GTK_IS_CONTAINER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_CONTAINER))
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#define GTK_CONTAINER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_CONTAINER, GtkContainerClass))
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typedef struct _GtkContainer GtkContainer;
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typedef struct _GtkContainerPrivate GtkContainerPrivate;
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typedef struct _GtkContainerClass GtkContainerClass;
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struct _GtkContainer
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{
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GtkWidget widget;
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};
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/**
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* GtkContainerClass:
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* @parent_class: The parent class.
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* @add: Signal emitted when a widget is added to container.
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* @remove: Signal emitted when a widget is removed from container.
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* @forall: Invokes callback on each child of container. The callback handler
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* may remove the child.
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* @set_focus_child: Sets the focused child of container.
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* @child_type: Returns the type of the children supported by the container.
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* @set_child_property: Set a property on a child of container.
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* @get_child_property: Get a property from a child of container.
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* @get_path_for_child: Get path representing entire widget hierarchy
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* from the toplevel down to and including @child.
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*
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* Base class for containers.
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*/
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struct _GtkContainerClass
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{
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GtkWidgetClass parent_class;
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/*< public >*/
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void (*add) (GtkContainer *container,
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GtkWidget *widget);
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void (*remove) (GtkContainer *container,
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GtkWidget *widget);
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void (*forall) (GtkContainer *container,
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GtkCallback callback,
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gpointer callback_data);
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void (*set_focus_child) (GtkContainer *container,
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GtkWidget *child);
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GType (*child_type) (GtkContainer *container);
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GtkWidgetPath * (*get_path_for_child) (GtkContainer *container,
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GtkWidget *child);
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/*< private >*/
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gpointer padding[8];
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};
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/* Application-level methods */
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GDK_AVAILABLE_IN_ALL
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GType gtk_container_get_type (void) G_GNUC_CONST;
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GDK_AVAILABLE_IN_ALL
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void gtk_container_add (GtkContainer *container,
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GtkWidget *widget);
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GDK_AVAILABLE_IN_ALL
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void gtk_container_remove (GtkContainer *container,
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GtkWidget *widget);
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GDK_AVAILABLE_IN_ALL
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void gtk_container_foreach (GtkContainer *container,
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GtkCallback callback,
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gpointer callback_data);
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GDK_AVAILABLE_IN_ALL
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GList* gtk_container_get_children (GtkContainer *container);
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/* Widget-level methods */
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GDK_AVAILABLE_IN_ALL
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void gtk_container_set_focus_vadjustment (GtkContainer *container,
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GtkAdjustment *adjustment);
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GDK_AVAILABLE_IN_ALL
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GtkAdjustment *gtk_container_get_focus_vadjustment (GtkContainer *container);
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GDK_AVAILABLE_IN_ALL
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void gtk_container_set_focus_hadjustment (GtkContainer *container,
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GtkAdjustment *adjustment);
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GDK_AVAILABLE_IN_ALL
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GtkAdjustment *gtk_container_get_focus_hadjustment (GtkContainer *container);
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GDK_AVAILABLE_IN_ALL
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GType gtk_container_child_type (GtkContainer *container);
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GDK_AVAILABLE_IN_ALL
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void gtk_container_forall (GtkContainer *container,
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GtkCallback callback,
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gpointer callback_data);
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GDK_AVAILABLE_IN_ALL
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GtkWidgetPath * gtk_container_get_path_for_child (GtkContainer *container,
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GtkWidget *child);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC(GtkContainer, g_object_unref)
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G_END_DECLS
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#endif /* __GTK_CONTAINER_H__ */
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