/* -*- Mode: C; c-basic-offset: 8 -*-
 * libglade - a library for building interfaces from XML files at runtime
 * Copyright (C) 1998-2001  James Henstridge <james@daa.com.au>
 *
 * glade-private.h: private datastructures for the GladeXML object.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the 
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA  02111-1307, USA.
 */
#ifndef GLADE_PRIVATE_H
#define GLADE_PRIVATE_H
#include <stdio.h>
#include <glib.h>
#include <gtk/gtkwidget.h>
#include <gtk/gtkwindow.h>
#include <gtk/gtkaccelgroup.h>
#include <glade/glade-xml.h>
#include <glade/glade-widget-tree.h>

struct _GladeXMLPrivate {
	GladeWidgetTree *tree; /* the tree for this GladeXML */

	GtkTooltips *tooltips; /* if not NULL, holds all tooltip info */

	/*
	 * hash tables of widgets.  The keys are stored as widget data, and get
	 * freed with those widgets.
	 */
	GHashTable *name_hash;
	GHashTable *longname_hash;
	
	/*
	 * hash table of signals.  The Data is a GList of GladeSignalData
	 * structures which get freed when the GladeXML object is destroyed
	 */
	GHashTable *signals;

	/*
	 * This hash table contains GSLists that are the radio groups
	 * bound to each name.
	 */
	GHashTable *radio_groups;

	/* the current toplevel being built */
	GtkWindow *toplevel;

	/*
	 * These items are for handling accelerator groups.  The first
	 * is the main accelerator group for the current window.  The
	 * second is an slist of groups, which is used for the uline
	 * accel groups for menu entries.
	 */
	GSList *accel_groups;
	GSList *uline_accels;

	/* an accel intended for the parent of a widget */
	guint parent_accel;
	/* a list of label uline accels for widgets that don't exist yet */
	GList *focus_ulines;

	/* these hold the focus and default widgets for a window until they
	 * get packed into the window -- we can't call gtk_widget_grab_focus
	 * or grab_default until this occurs */
	GtkWidget *focus_widget;
	GtkWidget *default_widget;
};

typedef struct _GladeFocusULine GladeFocusULine;
struct _GladeFocusULine {
	const gchar *widget_name;
	guint key;
};

typedef struct _GladeSignalData GladeSignalData;
struct _GladeSignalData {
	GtkObject *signal_object;
	char *signal_name;
	char *signal_data;    /* this isn't actually used, but is in the XML */
	char *connect_object; /* or NULL if there is none */
	gboolean signal_after;
};

typedef GtkWidget *(GladeExtendedFunc) (GladeXML *self, GladeWidgetInfo *info,
					char **error);
extern GladeExtendedFunc *glade_xml_build_extended_widget;

/*
 * parse an XML document, evaluating any styles found.  Uses a cached copy
 * of the GladeWidgetTree structure if this file has been parsed previously.
 * It also extracts a tree of all the <widget> tags to make it easier to
 * build interfaces
 */
GladeWidgetTree *glade_tree_get   (const char *filename);

#endif