/*
 * Copyright 2005 James Bursa <bursa@users.sourceforge.net>
 *
 * This file is part of NetSurf, http://www.netsurf-browser.org/
 *
 * NetSurf is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * NetSurf 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef NETSURF_GTK_SCAFFOLDING_H
#define NETSURF_GTK_SCAFFOLDING_H 1

#include <stdbool.h>
#include "utils/errors.h"

struct bitmap;
struct hlcache_handle;
struct gui_window;
struct gui_search_web_table;

extern struct gui_search_web_table *nsgtk_search_web_table;

typedef enum {
	BACK_BUTTON = 0,
	HISTORY_BUTTON,
	FORWARD_BUTTON,
	STOP_BUTTON,
	RELOAD_BUTTON,
	HOME_BUTTON,
	URL_BAR_ITEM,
	WEBSEARCH_ITEM,
	THROBBER_ITEM,
	NEWWINDOW_BUTTON,
	NEWTAB_BUTTON,
	OPENFILE_BUTTON,
	CLOSETAB_BUTTON,
	CLOSEWINDOW_BUTTON,
	SAVEPAGE_BUTTON,
	PDF_BUTTON,
	PLAINTEXT_BUTTON,
	DRAWFILE_BUTTON,
	POSTSCRIPT_BUTTON,
	PRINTPREVIEW_BUTTON,
	PRINT_BUTTON,
	QUIT_BUTTON,
	CUT_BUTTON,
	COPY_BUTTON,
	PASTE_BUTTON,
	DELETE_BUTTON,
	SELECTALL_BUTTON,
	FIND_BUTTON,
	PREFERENCES_BUTTON,
	ZOOMPLUS_BUTTON,
	ZOOMMINUS_BUTTON,
	ZOOMNORMAL_BUTTON,
	FULLSCREEN_BUTTON,
	VIEWSOURCE_BUTTON,
	DOWNLOADS_BUTTON,
	SAVEWINDOWSIZE_BUTTON,
	TOGGLEDEBUGGING_BUTTON,
	SAVEBOXTREE_BUTTON,
	SAVEDOMTREE_BUTTON,
	LOCALHISTORY_BUTTON,
	GLOBALHISTORY_BUTTON,
	ADDBOOKMARKS_BUTTON,
	SHOWBOOKMARKS_BUTTON,
 	SHOWCOOKIES_BUTTON,
	OPENLOCATION_BUTTON,
	NEXTTAB_BUTTON,
	PREVTAB_BUTTON,
	CONTENTS_BUTTON,
	GUIDE_BUTTON,
	INFO_BUTTON,
	ABOUT_BUTTON,
	PLACEHOLDER_BUTTON /* size indicator; array maximum indices */
} nsgtk_toolbar_button;    /* PLACEHOLDER_BUTTON - 1 */

struct gtk_history_window {
	struct nsgtk_scaffolding 	*g;
	GtkWindow		*window;
	GtkScrolledWindow	*scrolled;
	GtkDrawingArea		*drawing_area;
};

struct gtk_search {
	GtkToolbar			*bar;
	GtkEntry			*entry;
	GtkToolButton			*buttons[3]; /* back, forward, */
	GtkCheckButton			*checkAll;	/* close */
	GtkCheckButton			*caseSens;
};

struct nsgtk_button_connect {
	GtkToolItem			*button;
	int				location; /* in toolbar */
	bool				sensitivity;
	GtkImageMenuItem		*main;
	GtkImageMenuItem		*rclick;
	GtkImageMenuItem		*popup;
	void				*mhandler; /* menu item clicked */
	void				*bhandler; /* button clicked */
	void				*dataplus; /* customization -> toolbar */
	void				*dataminus; /* customization -> store */
};

/**
 * create a new scaffolding for a window.
 *
 * \param gw The gui window to create the new scaffold around.
 * \return The newly constructed scaffold or NULL on error.
 */
struct nsgtk_scaffolding *nsgtk_new_scaffolding(struct gui_window *gw);

/**
 * Obtain the most recently used scaffolding element.
 *
 * This allows tabs to be opened in the most recently used window
 */
struct nsgtk_scaffolding *nsgtk_current_scaffolding(void);

/* acessors for gtk elements withing a scaffold */

/**
 * Get the gtk window for a scaffolding.
 */
GtkWindow *nsgtk_scaffolding_window(struct nsgtk_scaffolding *g);

/**
 * Get the gtk notebook from a scaffold.
 */
GtkNotebook *nsgtk_scaffolding_notebook(struct nsgtk_scaffolding *g);

/**
 * Get the gtk url bar from a scaffold.
 */
GtkWidget *nsgtk_scaffolding_urlbar(struct nsgtk_scaffolding *g);

/**
 * Get the gtk web search entry from a scaffold.
 */
GtkWidget *nsgtk_scaffolding_websearch(struct nsgtk_scaffolding *g);

/**
 * Get the gtk toolbar from a scaffold.
 */
GtkToolbar *nsgtk_scaffolding_toolbar(struct nsgtk_scaffolding *g);


struct nsgtk_button_connect *nsgtk_scaffolding_button(struct nsgtk_scaffolding *g, int i);

struct gtk_search *nsgtk_scaffolding_search(struct nsgtk_scaffolding *g);

GtkMenuBar *nsgtk_scaffolding_menu_bar(struct nsgtk_scaffolding *g);

struct gtk_history_window *nsgtk_scaffolding_history_window(struct nsgtk_scaffolding *g);

struct gui_window *nsgtk_scaffolding_top_level(struct nsgtk_scaffolding *g);

/**
 * reset the scaffold offset value to 0.
 *
 * \todo The value is only ever altered in
 * nsgtk_scaffolding_toolbar_size_allocate and is something to do with
 * the history button either clarify or remove!
 */
void nsgtk_scaffolding_reset_offset(struct nsgtk_scaffolding *g);

/**
 * Iterate through available scaffolding.
 */
struct nsgtk_scaffolding *nsgtk_scaffolding_iterate(struct nsgtk_scaffolding *g);

void nsgtk_scaffolding_update_url_bar_ref(struct nsgtk_scaffolding *g);

void nsgtk_scaffolding_update_throbber_ref(struct nsgtk_scaffolding *g);

void nsgtk_scaffolding_update_websearch_ref(struct nsgtk_scaffolding *g);

void nsgtk_scaffolding_toggle_search_bar_visibility(struct nsgtk_scaffolding *g);

/**
 * Set the current active top level gui window.
 */
void nsgtk_scaffolding_set_top_level(struct gui_window *g);

/**
 * update the sensitivity of context sensitive UI elements
 *
 * widgets altered in arrays:
 *   main
 *   right click menu
 *   location
 *   popup
 * current arrays are:
 *   stop
 *   reload
 *   cut
 *   copy
 *   paste
 *   back
 *   forward
 *   nexttab
 *   prevtab
 *   closetab
 */
void nsgtk_scaffolding_set_sensitivity(struct nsgtk_scaffolding *g);

/**
 * Open a context sensitive menu.
 *
 * \param g the scaffolding containing the browser window.
 * \param x The x co-ordinate.
 * \param y The y co-ordinate.
 */
void nsgtk_scaffolding_context_menu(struct nsgtk_scaffolding *g, gdouble x, gdouble y);

void nsgtk_scaffolding_toolbar_size_allocate(GtkWidget *widget,	GtkAllocation *alloc, gpointer data);

void nsgtk_scaffolding_set_icon(struct gui_window *gw);

gboolean nsgtk_window_url_activate_event(GtkWidget *, gpointer);

gboolean nsgtk_window_url_changed(GtkWidget *, GdkEventKey *, gpointer);

nserror nsgtk_scaffolding_new_tab(struct gui_window *gw);

/* core acessors */
void gui_window_set_title(struct gui_window *g, const char *title);
void gui_window_set_url(struct gui_window *g, const char *url);
void gui_window_start_throbber(struct gui_window *g);
void gui_window_stop_throbber(struct gui_window *g);


#endif /* NETSURF_GTK_SCAFFOLDING_H */