netsurf/amiga/gui.c

/*
 * Copyright 2008-2015 Chris Young <chris@unsatisfactorysoftware.co.uk>
 *
 * 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/>.
 */



/* Custom StringView class */
#include "amiga/stringview/stringview.h"
#include "amiga/stringview/urlhistory.h"

/* AmigaOS libraries */
#ifdef __amigaos4__
#include <proto/application.h>
#endif
#include <proto/asl.h>
#include <proto/datatypes.h>
#include <proto/dos.h>
#include <proto/exec.h>
#include <proto/graphics.h>
#include <proto/icon.h>
#include <proto/intuition.h>
#include <proto/keymap.h>
#include <proto/locale.h>
#include <proto/utility.h>
#include <proto/wb.h>

/* Other OS includes */
#include <datatypes/textclass.h>
#include <devices/inputevent.h>
#include <graphics/gfxbase.h>
#include <graphics/rpattr.h>
#ifdef __amigaos4__
#include <graphics/blitattr.h>
#include <intuition/gui.h>
#include <libraries/application.h>
#include <libraries/keymap.h>
#endif
#include <intuition/icclass.h>
#include <intuition/screens.h>
#include <libraries/gadtools.h>
#include <workbench/workbench.h>

/* ReAction libraries */
#include <proto/bevel.h>
#include <proto/bitmap.h>
#include <proto/button.h>
#include <proto/chooser.h>
#include <proto/clicktab.h>
#include <proto/label.h>
#include <proto/layout.h>
#include <proto/scroller.h>
#include <proto/space.h>
#include <proto/speedbar.h>
#include <proto/string.h>
#include <proto/window.h>

#include <classes/window.h>
#include <gadgets/button.h>
#include <gadgets/chooser.h>
#include <gadgets/clicktab.h>
#include <gadgets/layout.h>
#include <gadgets/scroller.h>
#include <gadgets/space.h>
#include <gadgets/speedbar.h>
#include <gadgets/string.h>
#include <images/bevel.h>
#include <images/bitmap.h>
#include <images/label.h>

#include <reaction/reaction_macros.h>

/* newlib includes */
#include <math.h>
#include <string.h>

/* NetSurf core includes */
#include "utils/log.h"
#include "utils/messages.h"
#include "utils/nsoption.h"
#include "utils/utf8.h"
#include "utils/utils.h"
#include "utils/nsurl.h"
#include "utils/file.h"
#include "content/backing_store.h"
#include "content/fetchers.h"
#include "content/fetchers/resource.h"
#include "content/urldb.h"
#include "image/ico.h"
#include "desktop/browser_history.h"
#include "desktop/browser.h"
#include "desktop/hotlist.h"
#include "desktop/mouse.h"
#include "desktop/netsurf.h"
#include "desktop/version.h"
#include "desktop/save_complete.h"
#include "desktop/scrollbar.h"
#include "desktop/searchweb.h"
#include "desktop/textinput.h"
#include "desktop/tree.h"
#include "desktop/gui_window.h"
#include "desktop/gui_fetch.h"
#include "desktop/gui_misc.h"

/* NetSurf Amiga platform includes */
#include "amiga/gui.h"
#include "amiga/arexx.h"
#include "amiga/bitmap.h"
#include "amiga/clipboard.h"
#include "amiga/cookies.h"
#include "amiga/ctxmenu.h"
#include "amiga/datatypes.h"
#include "amiga/download.h"
#include "amiga/drag.h"
#include "amiga/file.h"
#include "amiga/filetype.h"
#include "amiga/font.h"
#include "amiga/gui_options.h"
#include "amiga/help.h"
#include "amiga/history.h"
#include "amiga/history_local.h"
#include "amiga/hotlist.h"
#include "amiga/icon.h"
#include "amiga/launch.h"
#include "amiga/libs.h"
#include "amiga/login.h"
#include "amiga/menu.h"
#include "amiga/misc.h"
#include "amiga/plotters.h"
#include "amiga/plugin_hack.h"
#include "amiga/print.h"
#include "amiga/schedule.h"
#include "amiga/search.h"
#include "amiga/selectmenu.h"
#include "amiga/theme.h"
#include "amiga/tree.h"
#include "amiga/utf8.h"
#include "amiga/sslcert.h"

#define AMINS_SCROLLERPEN NUMDRIPENS
#define NSA_KBD_SCROLL_PX 10
#define NSA_MAX_HOTLIST_BUTTON_LEN 20

/* Extra mouse button defines to match those in intuition/intuition.h */
#define SIDEDOWN  (IECODE_4TH_BUTTON)
#define SIDEUP    (IECODE_4TH_BUTTON | IECODE_UP_PREFIX)
#define EXTRADOWN (IECODE_5TH_BUTTON)
#define EXTRAUP   (IECODE_5TH_BUTTON | IECODE_UP_PREFIX)

#ifdef __amigaos4__
#define NSA_STATUS_TEXT GA_Text
#else
#define NSA_STATUS_TEXT STRINGA_TextVal
#endif

static bool ami_quit = false;

extern struct gui_utf8_table *amiga_utf8_table;

struct ami_gui_tb_userdata {
	struct List *sblist;
	struct gui_window_2 *gw;
	int items;
};

static struct MsgPort *schedulermsgport = NULL;
static struct MsgPort *appport;
static Class *urlStringClass;

static BOOL locked_screen = FALSE;
static int screen_signal = -1;
static bool win_destroyed;
static STRPTR nsscreentitle;

static struct MsgPort *applibport = NULL;
static ULONG applibsig = 0;
static uint32 ami_appid = 0;
static struct Hook newprefs_hook;

static STRPTR temp_homepage_url = NULL;
static bool cli_force = false;

#define USERS_DIR "PROGDIR:Users"
static char *users_dir = NULL;
static char *current_user = NULL;
static char *current_user_dir;
static char *current_user_faviconcache;

static const __attribute__((used)) char *stack_cookie = "\0$STACK:196608\0";

const char * const versvn;
const char * const verdate;

void ami_switch_tab(struct gui_window_2 *gwin,bool redraw);
void ami_change_tab(struct gui_window_2 *gwin, int direction);
void ami_get_hscroll_pos(struct gui_window_2 *gwin, ULONG *xs);
void ami_get_vscroll_pos(struct gui_window_2 *gwin, ULONG *ys);
void ami_quit_netsurf_delayed(void);
Object *ami_gui_splash_open(void);
void ami_gui_splash_close(Object *win_obj);
HOOKF(uint32, ami_set_favicon_render_hook, APTR, space, struct gpRender *);
HOOKF(uint32, ami_set_throbber_render_hook, APTR, space, struct gpRender *);
bool ami_gui_map_filename(char **remapped, const char *path, const char *file,
	const char *map);
static void ami_gui_window_update_box_deferred(struct gui_window *g, bool draw);
static void ami_do_redraw(struct gui_window_2 *g);
static void ami_schedule_redraw_remove(struct gui_window_2 *gwin);

static bool gui_window_get_scroll(struct gui_window *g, int *sx, int *sy);
static void gui_window_set_scroll(struct gui_window *g, int sx, int sy);
static void gui_window_remove_caret(struct gui_window *g);
static void gui_window_place_caret(struct gui_window *g, int x, int y, int height, const struct rect *clip);



/* accessors for default options - user option is updated if it is set as per default */
#define nsoption_default_set_int(OPTION, VALUE)				\
	if (nsoptions_default[NSOPTION_##OPTION].value.i == nsoptions[NSOPTION_##OPTION].value.i)	\
		nsoptions[NSOPTION_##OPTION].value.i = VALUE;	\
	nsoptions_default[NSOPTION_##OPTION].value.i = VALUE



STRPTR ami_locale_langs(void)
{
	struct Locale *locale;
	STRPTR acceptlangs = NULL;
	char *remapped;

	if((locale = OpenLocale(NULL)))
	{
		for(int i = 0; i < 10; i++)
		{
			if(locale->loc_PrefLanguages[i])
			{
				if(ami_gui_map_filename(&remapped, "PROGDIR:Resources",
					locale->loc_PrefLanguages[i], "LangNames"))
				{
					if(acceptlangs)
					{
						STRPTR acceptlangs2 = acceptlangs;
						acceptlangs = ASPrintf("%s, %s",acceptlangs2, remapped);
						FreeVec(acceptlangs2);
						acceptlangs2 = NULL;
					}
					else
					{
						acceptlangs = ASPrintf("%s", remapped);
					}
				}
			}
			else
			{
				continue;
			}
		}
		CloseLocale(locale);
	}
	return acceptlangs;
}

bool ami_gui_map_filename(char **remapped, const char *path, const char *file, const char *map)
{
	BPTR fh = 0;
	char *mapfile = NULL;
	size_t mapfile_size = 0;
	char buffer[1024];
	char *realfname;
	bool found = false;

	netsurf_mkpath(&mapfile, &mapfile_size, 2, path, map);

	if(mapfile == NULL) return false;

	fh = FOpen(mapfile, MODE_OLDFILE, 0);
	if(fh)
	{
		while(FGets(fh, buffer, 1024) != 0)
		{
			if((buffer[0] == '#') ||
				(buffer[0] == '\n') ||
				(buffer[0] == '\0')) continue;

			realfname = strchr(buffer, ':');
			if(realfname)
			{
				if(strncmp(buffer, file, strlen(file)) == 0)
				{
					if(realfname[strlen(realfname)-1] == '\n')
						realfname[strlen(realfname)-1] = '\0';
					*remapped = strdup(realfname + 1);
					found = true;
					break;
				}
			}
		}
		FClose(fh);
	}

	if(found == false) *remapped = strdup(file);
		else LOG("Remapped %s to %s in path %s using %s", file, *remapped, path, map);

	free(mapfile);

	return found;
}

static bool ami_gui_check_resource(char *fullpath, const char *file)
{
	bool found = false;
	char *remapped;
	BPTR lock = 0;
	size_t fullpath_len = 1024;

	ami_gui_map_filename(&remapped, fullpath, file, "Resource.map");
	netsurf_mkpath(&fullpath, &fullpath_len, 2, fullpath, remapped);

	LOG("Checking for %s", fullpath);
	
	lock = Lock(fullpath, ACCESS_READ);
	if(lock)
	{
		UnLock(lock);
		found = true;
	}

	if(found) LOG("Found %s", fullpath);
	free(remapped);

	return found;
}

bool ami_locate_resource(char *fullpath, const char *file)
{
	struct Locale *locale;
	int i;
	bool found = false;
	char *remapped;
	size_t fullpath_len = 1024;

	/* Check NetSurf user data area first */

	if(current_user_dir != NULL) {
		strcpy(fullpath, current_user_dir);
		found = ami_gui_check_resource(fullpath, file);
		if(found) return true;
	}

	/* Check current theme directory */
	if(nsoption_charp(theme)) {
		strcpy(fullpath, nsoption_charp(theme));
		found = ami_gui_check_resource(fullpath, file);
		if(found) return true;
	}

	/* If not found, start on the user's preferred languages */

	locale = OpenLocale(NULL);

	for(i=0;i<10;i++) {
		strcpy(fullpath,"PROGDIR:Resources/");

		if(locale->loc_PrefLanguages[i]) {
			ami_gui_map_filename(&remapped, "PROGDIR:Resources",
				locale->loc_PrefLanguages[i], "LangNames");
			netsurf_mkpath(&fullpath, &fullpath_len, 2, fullpath, remapped);

			found = ami_gui_check_resource(fullpath, file);
		} else {
			continue;
		}

		if(found) break;
	}

	if(!found) {
		/* If not found yet, check in PROGDIR:Resources/en,
		 * might not be in user's preferred languages */

		strcpy(fullpath, "PROGDIR:Resources/en/");
		found = ami_gui_check_resource(fullpath, file);
	}

	CloseLocale(locale);

	if(!found) {
		/* Lastly check directly in PROGDIR:Resources */

		strcpy(fullpath, "PROGDIR:Resources/");
		found = ami_gui_check_resource(fullpath, file);
	}

	return found;
}

static bool ami_open_resources(void)
{
	urlStringClass = MakeStringClass();

    if(!(appport = AllocSysObjectTags(ASOT_PORT,
							ASO_NoTrack, FALSE,
							TAG_DONE))) return false;

    if(!(sport = AllocSysObjectTags(ASOT_PORT,
							ASO_NoTrack, FALSE,
							TAG_DONE))) return false;

    if(!(schedulermsgport = AllocSysObjectTags(ASOT_PORT,
							ASO_NoTrack, FALSE,
							TAG_DONE))) return false;

	return true;
}

static UWORD ami_system_colour_scrollbar_fgpen(struct DrawInfo *drinfo)
{
	LONG scrollerfillpen = FALSE;
#ifdef __amigaos4__
	GetGUIAttrs(NULL, drinfo, GUIA_PropKnobColor, &scrollerfillpen, TAG_DONE);

	if(scrollerfillpen) return FILLPEN;
		else return FOREGROUNDPEN;
#else
	return FILLPEN;
#endif

}

/**
 * set option from pen
 */
static nserror
colour_option_from_pen(UWORD pen,
			   enum nsoption_e option,
			   struct Screen *screen,
			   colour def_colour)
{
	ULONG colr[3];
	struct DrawInfo *drinfo;

	if((option < NSOPTION_SYS_COLOUR_START) ||
	   (option > NSOPTION_SYS_COLOUR_END) ||
	   (nsoptions[option].type != OPTION_COLOUR)) {
		return NSERROR_BAD_PARAMETER;
	}

	if(screen != NULL) {
		drinfo = GetScreenDrawInfo(screen);
		if(drinfo != NULL) {

			if(pen == AMINS_SCROLLERPEN) pen = ami_system_colour_scrollbar_fgpen(drinfo);

			/* Get the colour of the pen being used for "pen" */
			GetRGB32(screen->ViewPort.ColorMap, drinfo->dri_Pens[pen], 1, (ULONG *)&colr);

			/* convert it to a color */
			def_colour = ((colr[0] & 0xff000000) >> 24) |
				((colr[1] & 0xff000000) >> 16) |
				((colr[2] & 0xff000000) >> 8);

			FreeScreenDrawInfo(screen, drinfo);
		}
	}

	if (nsoptions_default[option].value.c == nsoptions[option].value.c)
		nsoptions[option].value.c = def_colour;
	nsoptions_default[option].value.c = def_colour;

	return NSERROR_OK;
}

/* exported interface documented in amiga/gui.h */
STRPTR ami_gui_get_screen_title(void)
{
	if(nsscreentitle == NULL) {
		nsscreentitle = ASPrintf("NetSurf %s", netsurf_version);
		/* If this fails it will be NULL, which means we'll get the screen's
		 * default titlebar text instead - so no need to check for error. */
	}

	return nsscreentitle;
}

static void ami_set_screen_defaults(struct Screen *screen)
{
	nsoption_default_set_int(window_x, 0);
	nsoption_default_set_int(window_y, screen->BarHeight + 1);
	nsoption_default_set_int(window_width, screen->Width);
	nsoption_default_set_int(window_height, screen->Height - screen->BarHeight - 1);

#ifdef __amigaos4__
	nsoption_default_set_int(redraw_tile_size_x, screen->Width);
	nsoption_default_set_int(redraw_tile_size_y, screen->Height);

	/* set system colours for amiga ui */
	colour_option_from_pen(FILLPEN, NSOPTION_sys_colour_ActiveBorder, screen, 0x00000000);
	colour_option_from_pen(FILLPEN, NSOPTION_sys_colour_ActiveCaption, screen, 0x00dddddd);
	colour_option_from_pen(BACKGROUNDPEN, NSOPTION_sys_colour_AppWorkspace, screen, 0x00eeeeee);
	colour_option_from_pen(BACKGROUNDPEN, NSOPTION_sys_colour_Background, screen, 0x00aa0000);
	colour_option_from_pen(FOREGROUNDPEN, NSOPTION_sys_colour_ButtonFace, screen, 0x00aaaaaa);
	colour_option_from_pen(FORESHINEPEN, NSOPTION_sys_colour_ButtonHighlight, screen, 0x00cccccc);
	colour_option_from_pen(FORESHADOWPEN, NSOPTION_sys_colour_ButtonShadow, screen, 0x00bbbbbb);
	colour_option_from_pen(TEXTPEN, NSOPTION_sys_colour_ButtonText, screen, 0x00000000);
	colour_option_from_pen(FILLTEXTPEN, NSOPTION_sys_colour_CaptionText, screen, 0x00000000);
	colour_option_from_pen(DISABLEDTEXTPEN, NSOPTION_sys_colour_GrayText, screen, 0x00777777);
	colour_option_from_pen(SELECTPEN, NSOPTION_sys_colour_Highlight, screen, 0x00ee0000);
	colour_option_from_pen(SELECTTEXTPEN, NSOPTION_sys_colour_HighlightText, screen, 0x00000000);
	colour_option_from_pen(INACTIVEFILLPEN, NSOPTION_sys_colour_InactiveBorder, screen, 0x00000000);
	colour_option_from_pen(INACTIVEFILLPEN, NSOPTION_sys_colour_InactiveCaption, screen, 0x00ffffff);
	colour_option_from_pen(INACTIVEFILLTEXTPEN, NSOPTION_sys_colour_InactiveCaptionText, screen, 0x00cccccc);
	colour_option_from_pen(BACKGROUNDPEN, NSOPTION_sys_colour_InfoBackground, screen, 0x00aaaaaa);/* This is wrong, HelpHint backgrounds are pale yellow but doesn't seem to be a DrawInfo pen defined for it. */
	colour_option_from_pen(TEXTPEN, NSOPTION_sys_colour_InfoText, screen, 0x00000000);
	colour_option_from_pen(MENUBACKGROUNDPEN, NSOPTION_sys_colour_Menu, screen, 0x00aaaaaa);
	colour_option_from_pen(MENUTEXTPEN, NSOPTION_sys_colour_MenuText, screen, 0x00000000);
	colour_option_from_pen(AMINS_SCROLLERPEN, NSOPTION_sys_colour_Scrollbar, screen, 0x00aaaaaa);
	colour_option_from_pen(FORESHADOWPEN, NSOPTION_sys_colour_ThreeDDarkShadow, screen, 0x00555555);
	colour_option_from_pen(FOREGROUNDPEN, NSOPTION_sys_colour_ThreeDFace, screen, 0x00dddddd);
	colour_option_from_pen(FORESHINEPEN, NSOPTION_sys_colour_ThreeDHighlight, screen, 0x00aaaaaa);
	colour_option_from_pen(HALFSHINEPEN, NSOPTION_sys_colour_ThreeDLightShadow, screen, 0x00999999);
	colour_option_from_pen(HALFSHADOWPEN, NSOPTION_sys_colour_ThreeDShadow, screen, 0x00777777);
	colour_option_from_pen(BACKGROUNDPEN, NSOPTION_sys_colour_Window, screen, 0x00aaaaaa);
	colour_option_from_pen(INACTIVEFILLPEN, NSOPTION_sys_colour_WindowFrame, screen, 0x00000000);
	colour_option_from_pen(TEXTPEN, NSOPTION_sys_colour_WindowText, screen, 0x00000000);
#else
	nsoption_default_set_int(redraw_tile_size_x, 100);
	nsoption_default_set_int(redraw_tile_size_y, 100);
#endif
}


/**
 * Set option defaults for amiga frontend
 *
 * @param defaults The option table to update.
 * @return error status.
 */
static nserror ami_set_options(struct nsoption_s *defaults)
{
	STRPTR tempacceptlangs;
	char temp[1024];

	/* The following line disables the popupmenu.class select menu.
	** It's not recommended to use it!
	*/
	nsoption_set_bool(core_select_menu, true);

	/* ClickTab < 53 doesn't work with the auto show/hide tab-bar (for reasons forgotten) */
	if(ClickTabBase->lib_Version < 53)
		nsoption_set_bool(tab_always_show, true);

	/* Some AmigaOS3 overrides */
#ifndef __amigaos4__
	nsoption_set_bool(download_notify, false);
	nsoption_set_bool(font_antialiasing, false);
	nsoption_set_bool(truecolour_mouse_pointers, false);
	nsoption_set_bool(use_openurl_lib, true);
	nsoption_set_bool(bitmap_fonts, true);
#endif

	if((!nsoption_charp(accept_language)) || 
	   (nsoption_charp(accept_language)[0] == '\0') ||
	   (nsoption_bool(accept_lang_locale) == true))
	{
		if((tempacceptlangs = ami_locale_langs()))
		{
			nsoption_set_charp(accept_language,
					   (char *)strdup(tempacceptlangs));
			FreeVec(tempacceptlangs);
		}
	}

	sprintf(temp, "%s/Cookies", current_user_dir);
	nsoption_setnull_charp(cookie_file, 
			       (char *)strdup(temp));

	sprintf(temp, "%s/Hotlist", current_user_dir);
	nsoption_setnull_charp(hotlist_file, 
			       (char *)strdup(temp));

	sprintf(temp, "%s/URLdb", current_user_dir);
	nsoption_setnull_charp(url_file,
			       (char *)strdup(temp));

	sprintf(temp, "%s/FontGlyphCache", current_user_dir);
	nsoption_setnull_charp(font_unicode_file,
			       (char *)strdup(temp));

	nsoption_setnull_charp(ca_bundle,
			       (char *)strdup("PROGDIR:Resources/ca-bundle"));

	/* font defaults */
#ifdef __amigaos4__
	nsoption_setnull_charp(font_sans, (char *)strdup("DejaVu Sans"));
	nsoption_setnull_charp(font_serif, (char *)strdup("DejaVu Serif"));
	nsoption_setnull_charp(font_mono, (char *)strdup("DejaVu Sans Mono"));
	nsoption_setnull_charp(font_cursive, (char *)strdup("DejaVu Sans"));
	nsoption_setnull_charp(font_fantasy, (char *)strdup("DejaVu Serif"));
#else
	nsoption_setnull_charp(font_sans, (char *)strdup("helvetica"));
	nsoption_setnull_charp(font_serif, (char *)strdup("times"));
	nsoption_setnull_charp(font_mono, (char *)strdup("topaz"));
	nsoption_setnull_charp(font_cursive, (char *)strdup("garnet"));
	nsoption_setnull_charp(font_fantasy, (char *)strdup("emerald"));
/* Default CG fonts for OS3 - these work with use_diskfont both on and off,
	however they are slow in both cases. The bitmap fonts don't work when
	use_diskfont is off. The bitmap fonts performance on 68k is far superior,
	so default to those for now whilst testing.
	\todo maybe add some buttons to the prefs GUI to toggle?
	nsoption_setnull_charp(font_sans, (char *)strdup("CGTriumvirate"));
	nsoption_setnull_charp(font_serif, (char *)strdup("CGTimes"));
	nsoption_setnull_charp(font_mono, (char *)strdup("LetterGothic"));
	nsoption_setnull_charp(font_cursive, (char *)strdup("CGTriumvirate"));
	nsoption_setnull_charp(font_fantasy, (char *)strdup("CGTimes"));
*/
#endif

	if (nsoption_charp(font_unicode) == NULL)
	{
		BPTR lock = 0;
		/* Search for some likely candidates */

		if((lock = Lock("FONTS:Code2000.otag", ACCESS_READ)))
		{
			UnLock(lock);
			nsoption_set_charp(font_unicode, 
					   (char *)strdup("Code2000"));
		}
		else if((lock = Lock("FONTS:Bitstream Cyberbit.otag", ACCESS_READ)))
		{
			UnLock(lock);
			nsoption_set_charp(font_unicode,
					   (char *)strdup("Bitstream Cyberbit"));
		}
	}

	if (nsoption_charp(font_surrogate) == NULL) {
		BPTR lock = 0;
		/* Search for some likely candidates -
		 * Ideally we should pick a font during the scan process which announces it
		 * contains UCR_SURROGATES, but nothing appears to have the tag.
		 */
		if((lock = Lock("FONTS:Symbola.otag", ACCESS_READ))) {
			UnLock(lock);
			nsoption_set_charp(font_surrogate, 
					   (char *)strdup("Symbola"));
		}
	}

	return NSERROR_OK;
}

static void ami_amiupdate(void)
{
	/* Create AppPath location for AmiUpdate use */

	BPTR lock = 0;

	if(((lock = Lock("ENVARC:AppPaths",SHARED_LOCK)) == 0))
	{
		lock = CreateDir("ENVARC:AppPaths");
	}
	
	UnLock(lock);

	if((lock = Lock("PROGDIR:", ACCESS_READ)))
	{
		char filename[1024];
		BPTR amiupdatefh;

		DevNameFromLock(lock, (STRPTR)&filename, 1024L, DN_FULLPATH);

		if((amiupdatefh = FOpen("ENVARC:AppPaths/NetSurf", MODE_NEWFILE, 0))) {
			FPuts(amiupdatefh, (CONST_STRPTR)&filename);
			FClose(amiupdatefh);
		}

		UnLock(lock);
	}
}

static nsurl *gui_get_resource_url(const char *path)
{
	char buf[1024];
	char path2[1024];
	nsurl *url = NULL;

	if(ami_locate_resource(buf, path) == false)
	{
		if((strncmp(path + strlen(path) - SLEN(".htm"), ".htm", SLEN(".htm")) == 0) ||
			(strncmp(path + strlen(path) - SLEN(".html"), ".html", SLEN(".html")) == 0))
		{
			/* Try with RISC OS HTML filetype, might work */
			strcpy(path2, path);
			strcat(path2, ",faf");

			if(ami_locate_resource(buf, path2) == false)
			{
				return NULL;
			}
		}
		else return NULL;
	}

	netsurf_path_to_nsurl(buf, &url);

	return url;
}

HOOKF(void, ami_gui_newprefs_hook, APTR, window, APTR)
{
	ami_set_screen_defaults(scrn);
}

static void ami_openscreen(void)
{
	ULONG id = 0;
	ULONG compositing;

	if (nsoption_int(screen_compositing) == -1)
		compositing = ~0UL;
	else compositing = nsoption_int(screen_compositing);

	if (nsoption_charp(pubscreen_name) == NULL)
	{
		if((nsoption_charp(screen_modeid)) && 
		   (strncmp(nsoption_charp(screen_modeid), "0x", 2) == 0))
		{
			id = strtoul(nsoption_charp(screen_modeid), NULL, 0);
		}
		else
		{
			struct ScreenModeRequester *screenmodereq = NULL;

			if((screenmodereq = AllocAslRequest(ASL_ScreenModeRequest,NULL))) {
				if(AslRequestTags(screenmodereq,
						ASLSM_MinDepth, 0,
						ASLSM_MaxDepth, 32,
						TAG_DONE))
				{
					char *modeid = malloc(20);
					id = screenmodereq->sm_DisplayID;
					sprintf(modeid, "0x%lx", id);
					nsoption_set_charp(screen_modeid, modeid);
					nsoption_write(current_user_options, NULL, NULL);
				}
				FreeAslRequest(screenmodereq);
			}
		}

		if(screen_signal == -1) screen_signal = AllocSignal(-1);
		LOG("Screen signal %d", screen_signal);
		scrn = OpenScreenTags(NULL,
					/**\todo specify screen depth */
					SA_DisplayID, id,
					SA_Title, ami_gui_get_screen_title(),
					SA_Type, PUBLICSCREEN,
					SA_PubName, "NetSurf",
					SA_PubSig, screen_signal,
					SA_PubTask, FindTask(0),
					SA_LikeWorkbench, TRUE,
					SA_Compositing, compositing,
					TAG_DONE);

		if(scrn)
		{
			PubScreenStatus(scrn,0);
		}
		else
		{
			FreeSignal(screen_signal);
			screen_signal = -1;

			if((scrn = LockPubScreen("NetSurf")))
			{
				locked_screen = TRUE;
			}
			else
			{
				nsoption_set_charp(pubscreen_name,
						   strdup("Workbench"));
			}
		}
	}

	if (nsoption_charp(pubscreen_name) != NULL)
	{
		scrn = LockPubScreen(nsoption_charp(pubscreen_name));

		if(scrn == NULL)
		{
			scrn = LockPubScreen("Workbench");
		}
		locked_screen = TRUE;
	}

	ami_font_setdevicedpi(id);
	ami_set_screen_defaults(scrn);
	ami_help_new_screen(scrn);
}

static void ami_openscreenfirst(void)
{
	ami_openscreen();
	if(!browserglob.bm) ami_init_layers(&browserglob, 0, 0, false);
	ami_theme_throbber_setup();
}

static struct RDArgs *ami_gui_commandline(int *argc, char **argv, int *nargc, char **nargv)
{
	int new_argc = 1;
	struct RDArgs *args;
	CONST_STRPTR template = "-v/S,NSOPTS/M,URL/K,USERSDIR/K,FORCE/S";
	long rarray[] = {0,0,0,0,0};
	enum
	{
		A_VERBOSE, /* ignored */
		A_NSOPTS, /* ignored */
		A_URL,
		A_USERSDIR,
		A_FORCE
	};

	if(*argc == 0) return NULL; // argc==0 is started from wb

	if((args = ReadArgs(template, rarray, NULL))) {
		if(rarray[A_URL]) {
			LOG("URL %s specified on command line", rarray[A_URL]);
			temp_homepage_url = ami_to_utf8_easy((char *)rarray[A_URL]);
		}

		if(rarray[A_USERSDIR]) {
			LOG("USERSDIR %s specified on command line", rarray[A_USERSDIR]);
			users_dir = ASPrintf("%s", rarray[A_USERSDIR]);
		}

		if(rarray[A_FORCE]) {
			LOG("FORCE specified on command line");
			cli_force = true;
		}

		if(rarray[A_NSOPTS]) {
		/* The NSOPTS/M parameter specified in the ReadArgs template is
		 * special. The /M means it collects all arguments that can't
		 * be assigned to any other parameter, and stores them in an
		 * array.  We collect these and pass them as a fake argc/argv
		 * to nsoption_commandline().
		 * This trickery is necessary because if ReadArgs() is called
		 * first, nsoption_commandline() can no longer parse (fetch?)
		 * the arguments.  If nsoption_commandline() is called first,
		 * then ReadArgs cannot fetch the arguments.
		 */
			char **p = (char **)rarray[A_NSOPTS];

			do {
				LOG("Arg [%d] assigned to NSOPTS/M by ReadArgs: %s", new_argc, *p);
				new_argc++;
				p++;
			} while(*p != NULL);

			const char *new_argv = malloc(sizeof(char *) * new_argc);
			const char **new_argvp = &new_argv;
			p = (char **)rarray[A_NSOPTS];

			do {
				*new_argvp = *p;
				new_argvp++;
				p++;
			} while(*p != NULL);

			*nargc = new_argc;
			*nargv = new_argv;
		}
	} else {
		LOG("ReadArgs failed to parse command line");
	}
	return args;
}

static void ami_gui_read_tooltypes(struct WBArg *wbarg)
{
	struct DiskObject *dobj;
	STRPTR *toolarray;
	char *s;

	if((*wbarg->wa_Name) && (dobj = GetDiskObject(wbarg->wa_Name))) {
		toolarray = (STRPTR *)dobj->do_ToolTypes;

		if((s = (char *)FindToolType(toolarray,"USERSDIR"))) users_dir = ASPrintf("%s", s);
		if((s = (char *)FindToolType(toolarray,"USER"))) current_user = ASPrintf("%s", s);

		FreeDiskObject(dobj);
	}
}

static void ami_gui_read_all_tooltypes(int argc, char **argv)
{
	struct WBStartup *WBenchMsg;
	struct WBArg *wbarg;
	char i;
	LONG olddir = -1;

	if(argc == 0) { /* Started from WB */
		WBenchMsg = (struct WBStartup *)argv;
		for(i = 0, wbarg = WBenchMsg->sm_ArgList; i < WBenchMsg->sm_NumArgs; i++,wbarg++) {
			olddir =-1;
			if((wbarg->wa_Lock) && (*wbarg->wa_Name))
				olddir = SetCurrentDir(wbarg->wa_Lock);

			ami_gui_read_tooltypes(wbarg);

			if(olddir !=-1) SetCurrentDir(olddir);
		}
	}
}

static void gui_init2(int argc, char** argv)
{
	struct Screen *screen;
	BOOL notalreadyrunning;
	nsurl *url;
	nserror error;
	struct browser_window *bw = NULL;

	notalreadyrunning = ami_arexx_init();

	/* Treeview init code ends up calling a font function which needs this */
	glob = &browserglob;

	/* ...and this ensures the treeview at least gets the WB colour palette to work with */
	if(scrn == NULL) {
		if((screen = LockPubScreen("Workbench"))) {
			ami_set_screen_defaults(screen);
			UnlockPubScreen(NULL, screen);
		}
	} else {
		ami_set_screen_defaults(scrn);
	}
	/**/

	ami_hotlist_initialise(nsoption_charp(hotlist_file));
	ami_cookies_initialise();
	ami_global_history_initialise();
	search_web_select_provider(nsoption_int(search_provider));

	if (notalreadyrunning && 
	    (nsoption_bool(startup_no_window) == false))
		ami_openscreenfirst();

	if(temp_homepage_url && notalreadyrunning) {
		error = nsurl_create(temp_homepage_url, &url);
		if (error == NSERROR_OK) {
			error = browser_window_create(BW_CREATE_HISTORY,
					url,
					NULL,
					NULL,
					&bw);
			nsurl_unref(url);
		}
		if (error != NSERROR_OK) {
			warn_user(messages_get_errorcode(error), 0);
		}
		free(temp_homepage_url);
	}

	if(cli_force == true) {
		notalreadyrunning = TRUE;
	}

	if(argc == 0) { // WB
		struct WBStartup *WBenchMsg = (struct WBStartup *)argv;
		struct WBArg *wbarg;
		int first=0,i=0;
		char fullpath[1024];

		for(i=0,wbarg=WBenchMsg->sm_ArgList;i<WBenchMsg->sm_NumArgs;i++,wbarg++)
		{
			if(i==0) continue;
			if((wbarg->wa_Lock)&&(*wbarg->wa_Name))
			{
				DevNameFromLock(wbarg->wa_Lock,fullpath,1024,DN_FULLPATH);
				AddPart(fullpath,wbarg->wa_Name,1024);

				if(!temp_homepage_url) {
					nsurl *temp_url;
					if (netsurf_path_to_nsurl(fullpath, &temp_url) == NSERROR_OK) {
						temp_homepage_url = strdup(nsurl_access(temp_url));
						nsurl_unref(temp_url);
					}
				}

				if(notalreadyrunning)
				{
					error = nsurl_create(temp_homepage_url, &url);

					if (error == NSERROR_OK) {
						if(!first)
						{
							error = browser_window_create(BW_CREATE_HISTORY,
										      url,
										      NULL,
										      NULL,
										      &bw);

							first=1;
						}
						else
						{
							error = browser_window_create(BW_CREATE_CLONE | BW_CREATE_HISTORY,
										      url,
										      NULL,
										      bw,
										      &bw);

						}
						nsurl_unref(url);

					}
					if (error != NSERROR_OK) {
						warn_user(messages_get_errorcode(error), 0);
					}
					free(temp_homepage_url);
					temp_homepage_url = NULL;
				}
			}
			/* this should be where we read tooltypes, but it's too late for that now */
		}
	}

	nsoption_setnull_charp(homepage_url, (char *)strdup(NETSURF_HOMEPAGE));

	if(!notalreadyrunning)
	{
		STRPTR sendcmd = NULL;

		if(temp_homepage_url)
		{
			sendcmd = ASPrintf("OPEN \"%s\" NEW",temp_homepage_url);
			free(temp_homepage_url);
		}
		else
		{
			sendcmd = ASPrintf("OPEN \"%s\" NEW",nsoption_charp(homepage_url));
		}
		IDoMethod(arexx_obj,AM_EXECUTE,sendcmd,"NETSURF",NULL,NULL,NULL,NULL);
		FreeVec(sendcmd);

		ami_quit=true;
		return;
	}
#ifdef __amigaos4__
	if(IApplication)
	{
		if(argc == 0)
		{
			ULONG noicon = TAG_IGNORE;

			if (nsoption_bool(hide_docky_icon)) 
				noicon = REGAPP_NoIcon;

			ami_appid = RegisterApplication(messages_get("NetSurf"),
				REGAPP_URLIdentifier, "netsurf-browser.org",
				REGAPP_WBStartup, (struct WBStartup *)argv,
				noicon, TRUE,
				REGAPP_HasPrefsWindow, TRUE,
				REGAPP_CanCreateNewDocs, TRUE,
				REGAPP_UniqueApplication, TRUE,
				REGAPP_Description, messages_get("NetSurfDesc"),
				TAG_DONE);
		}
		else
		{
/* TODO: Specify icon when run from Shell */
			ami_appid = RegisterApplication(messages_get("NetSurf"),
				REGAPP_URLIdentifier, "netsurf-browser.org",
				REGAPP_FileName, argv[0],
				REGAPP_NoIcon, TRUE,
				REGAPP_HasPrefsWindow, TRUE,
				REGAPP_CanCreateNewDocs, TRUE,
				REGAPP_UniqueApplication, TRUE,
				REGAPP_Description, messages_get("NetSurfDesc"),
				TAG_DONE);
		}

		GetApplicationAttrs(ami_appid, APPATTR_Port, (ULONG)&applibport, TAG_DONE);
		if(applibport) applibsig = (1L << applibport->mp_SigBit);
	}
#endif
	if(!bw && (nsoption_bool(startup_no_window) == false)) {
		error = nsurl_create(nsoption_charp(homepage_url), &url);
		if (error == NSERROR_OK) {
			error = browser_window_create(BW_CREATE_HISTORY,
						      url,
						      NULL,
						      NULL,
						      NULL);
			nsurl_unref(url);
		}
		if (error != NSERROR_OK) {
			warn_user(messages_get_errorcode(error), 0);
		}
	}
}

static void ami_update_buttons(struct gui_window_2 *gwin)
{
	long back=FALSE,forward=TRUE,tabclose=FALSE,stop=FALSE,reload=FALSE;
	long storage = FALSE;

	if(!browser_window_back_available(gwin->gw->bw))
		back=TRUE;

	if(browser_window_forward_available(gwin->gw->bw))
		forward=FALSE;

	if(!browser_window_stop_available(gwin->gw->bw))
		stop=TRUE;

	if(!browser_window_reload_available(gwin->gw->bw))
		reload=TRUE;

	if(nsoption_bool(kiosk_mode) == false)
	{
		if(gwin->tabs <= 1)
		{
			tabclose=TRUE;
			OffMenu(gwin->win,AMI_MENU_CLOSETAB);
		}
		else
		{
			OnMenu(gwin->win,AMI_MENU_CLOSETAB);
		}
	}

	GetAttr(GA_Disabled, gwin->objects[GID_BACK], (uint32 *)&storage);
	if(storage != back)
		SetGadgetAttrs((struct Gadget *)gwin->objects[GID_BACK],
			gwin->win, NULL, GA_Disabled, back, TAG_DONE);

	GetAttr(GA_Disabled, gwin->objects[GID_FORWARD], (uint32 *)&storage);
	if(storage != forward)
		SetGadgetAttrs((struct Gadget *)gwin->objects[GID_FORWARD],
			gwin->win, NULL, GA_Disabled, forward, TAG_DONE);

	GetAttr(GA_Disabled, gwin->objects[GID_RELOAD], (uint32 *)&storage);
	if(storage != reload)
		SetGadgetAttrs((struct Gadget *)gwin->objects[GID_RELOAD],
			gwin->win, NULL, GA_Disabled, reload, TAG_DONE);

	GetAttr(GA_Disabled, gwin->objects[GID_STOP], (uint32 *)&storage);
	if(storage != stop)
		SetGadgetAttrs((struct Gadget *)gwin->objects[GID_STOP],
			gwin->win, NULL, GA_Disabled, stop, TAG_DONE);

	if(ClickTabBase->lib_Version < 53) {
		if(gwin->tabs <= 1) tabclose = TRUE;
		GetAttr(GA_Disabled, gwin->objects[GID_CLOSETAB], (uint32 *)&storage);
		if(storage != tabclose)
			SetGadgetAttrs((struct Gadget *)gwin->objects[GID_CLOSETAB],
				gwin->win, NULL, GA_Disabled, tabclose, TAG_DONE);
	}

	/* Update the back/forward buttons history context menu */
	ami_ctxmenu_history_create(AMI_CTXMENU_HISTORY_BACK, gwin);
	ami_ctxmenu_history_create(AMI_CTXMENU_HISTORY_FORWARD, gwin);
}

void ami_gui_history(struct gui_window_2 *gwin, bool back)
{
	if(back == true)
	{
		if(browser_window_back_available(gwin->gw->bw))
			browser_window_history_back(gwin->gw->bw, false);
	}
	else
	{
		if(browser_window_forward_available(gwin->gw->bw))
			browser_window_history_forward(gwin->gw->bw, false);
	}

	ami_update_buttons(gwin);
}

int ami_key_to_nskey(ULONG keycode, struct InputEvent *ie)
{
	int nskey = 0, chars;
	char buffer[20];
	char *utf8 = NULL;

	if(keycode >= IECODE_UP_PREFIX) return 0;

	switch(keycode)
	{
		case RAWKEY_CRSRUP:
			if(ie->ie_Qualifier & IEQUALIFIER_RSHIFT)
			{
				nskey = NS_KEY_PAGE_UP;
			}
			else if(ie->ie_Qualifier & IEQUALIFIER_RALT)
			{
				nskey = NS_KEY_TEXT_START;
			}
			else nskey = NS_KEY_UP;
		break;
		case RAWKEY_CRSRDOWN:
			if(ie->ie_Qualifier & IEQUALIFIER_RSHIFT)
			{
				nskey = NS_KEY_PAGE_DOWN;
			}
			else if(ie->ie_Qualifier & IEQUALIFIER_RALT)
			{
				nskey = NS_KEY_TEXT_END;
			}
			else nskey = NS_KEY_DOWN;
		break;
		case RAWKEY_CRSRLEFT:
			if(ie->ie_Qualifier & IEQUALIFIER_RSHIFT)
			{
				nskey = NS_KEY_LINE_START;
			}
			else if(ie->ie_Qualifier & IEQUALIFIER_RALT)
			{
				nskey = NS_KEY_WORD_LEFT;
			}
			else nskey = NS_KEY_LEFT;
		break;
		case RAWKEY_CRSRRIGHT:
			if(ie->ie_Qualifier & IEQUALIFIER_RSHIFT)
			{
				nskey = NS_KEY_LINE_END;
			}
			else if(ie->ie_Qualifier & IEQUALIFIER_RALT)
			{
				nskey = NS_KEY_WORD_RIGHT;
			}
			else nskey = NS_KEY_RIGHT;
		break;
		case RAWKEY_ESC:
			nskey = NS_KEY_ESCAPE;
		break;
		case RAWKEY_PAGEUP:
			nskey = NS_KEY_PAGE_UP;
		break;
		case RAWKEY_PAGEDOWN:
			nskey = NS_KEY_PAGE_DOWN;
		break;
		case RAWKEY_HOME:
			nskey = NS_KEY_TEXT_START;
		break;
		case RAWKEY_END:
			nskey = NS_KEY_TEXT_END;
		break;
		case RAWKEY_BACKSPACE:
			if(ie->ie_Qualifier & IEQUALIFIER_RSHIFT)
			{
				nskey = NS_KEY_DELETE_LINE_START;
			}
			else nskey = NS_KEY_DELETE_LEFT;
		break;
		case RAWKEY_DEL:
			if(ie->ie_Qualifier & IEQUALIFIER_RSHIFT)
			{
				nskey = NS_KEY_DELETE_LINE_END;
			}
			else nskey = NS_KEY_DELETE_RIGHT;
		break;
		case RAWKEY_TAB:
			if(ie->ie_Qualifier & IEQUALIFIER_RSHIFT)
			{
				nskey = NS_KEY_SHIFT_TAB;
			}
			else nskey = NS_KEY_TAB;
		break;
		case RAWKEY_F5:
		case RAWKEY_F8:
		case RAWKEY_F9:
		case RAWKEY_F10:
		case RAWKEY_HELP:
			// don't translate
			nskey = keycode;
		break;
		default:
			if((chars = MapRawKey(ie,buffer,20,NULL)) > 0) {
				utf8_from_local_encoding(buffer, chars, &utf8);
				nskey = utf8_to_ucs4(utf8, utf8_char_byte_length(utf8));

				if(ie->ie_Qualifier & IEQUALIFIER_RCOMMAND) {
					switch(nskey) {
						case 'a':
							nskey = NS_KEY_SELECT_ALL;
						break;
						case 'c':
							nskey = NS_KEY_COPY_SELECTION;
						break;
						case 'v':
							nskey = NS_KEY_PASTE;
						break;
						case 'x':
							nskey = NS_KEY_CUT_SELECTION;
						break;
						case 'y':
							nskey = NS_KEY_REDO;
						break;
						case 'z':
							nskey = NS_KEY_UNDO;
						break;
					}
				}
			}
		break;
	}

	return nskey;
}

static void ami_update_quals(struct gui_window_2 *gwin)
{
	uint32 quals = 0;
#ifdef __amigaos4__
	GetAttr(WINDOW_Qualifier,gwin->objects[OID_MAIN],(uint32 *)&quals);
#else
#warning qualifier needs fixing for OS3
#endif
	gwin->key_state = 0;

	if((quals & IEQUALIFIER_LSHIFT) || (quals & IEQUALIFIER_RSHIFT)) 
	{
		gwin->key_state |= BROWSER_MOUSE_MOD_1;
	}

	if(quals & IEQUALIFIER_CONTROL) 
	{
		gwin->key_state |= BROWSER_MOUSE_MOD_2;
	}

	if((quals & IEQUALIFIER_LALT) || (quals & IEQUALIFIER_RALT)) 
	{
		gwin->key_state |= BROWSER_MOUSE_MOD_3;
	}
}

/* exported interface documented in amiga/gui.h */
nserror ami_gui_get_space_box(Object *obj, struct IBox **bbox)
{
	if(LIB_IS_AT_LEAST((struct Library *)SpaceBase, 53, 6)) {
#ifdef __amigaos4__
		*bbox = AllocVecTagList(sizeof(struct IBox), NULL);
		if(*bbox == NULL) return NSERROR_NOMEM;
		GetAttr(SPACE_RenderBox, obj, (ULONG *)*bbox);
#endif
	} else {
		GetAttr(SPACE_AreaBox, obj, (ULONG *)bbox);
	}

	return NSERROR_OK;
}

/* exported interface documented in amiga/gui.h */
void ami_gui_free_space_box(struct IBox *bbox)
{
	if(LIB_IS_AT_LEAST((struct Library *)SpaceBase, 53, 6)) {
		FreeVec(bbox);
	}
}

static bool ami_spacebox_to_ns_coords(struct gui_window_2 *gwin, int *x, int *y,
	int space_x, int space_y)
{
	int ns_x = space_x;
	int ns_y = space_y;

	ns_x /= gwin->gw->scale;
	ns_y /= gwin->gw->scale;

	ns_x += gwin->gw->scrollx;
	ns_y += gwin->gw->scrolly;

	*x = ns_x;
	*y = ns_y;

	return true;	
}

bool ami_mouse_to_ns_coords(struct gui_window_2 *gwin, int *x, int *y,
	int mouse_x, int mouse_y)
{
	int ns_x, ns_y;
	struct IBox *bbox;

	if(mouse_x == -1) mouse_x = gwin->win->MouseX;
	if(mouse_y == -1) mouse_y = gwin->win->MouseY;

	if(ami_gui_get_space_box((Object *)gwin->objects[GID_BROWSER], &bbox) == NSERROR_OK) {
		ns_x = (ULONG)(mouse_x - bbox->Left);
		ns_y = (ULONG)(mouse_y - bbox->Top);

		if((ns_x < 0) || (ns_x > bbox->Width) || (ns_y < 0) || (ns_y > bbox->Height))
			return false;

		ami_gui_free_space_box(bbox);
	} else {
		warn_user("NoMemory", "");
		return false;
	}

	return ami_spacebox_to_ns_coords(gwin, x, y, ns_x, ns_y);
}

static void ami_gui_scroll_internal(struct gui_window_2 *gwin, int xs, int ys)
{
	struct IBox *bbox;
	int x, y;

	if(ami_mouse_to_ns_coords(gwin, &x, &y, -1, -1) == true)
	{
		if(browser_window_scroll_at_point(gwin->gw->bw, x, y,
			xs, ys) == false)
		{
			int width, height;

			gui_window_get_scroll(gwin->gw,
				&gwin->gw->scrollx,
				&gwin->gw->scrolly);

			if(ami_gui_get_space_box((Object *)gwin->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
				warn_user("NoMemory", "");
				return;
			}

			browser_window_get_extents(gwin->gw->bw, false, &width, &height);

			switch(xs)
			{
				case SCROLL_PAGE_UP:
					xs = gwin->gw->scrollx - bbox->Width;
				break;

				case SCROLL_PAGE_DOWN:
					xs = gwin->gw->scrollx + bbox->Width;
				break;

				case SCROLL_TOP:
					xs = 0;
				break;

				case SCROLL_BOTTOM:
					xs = width;
				break;

				default:
					xs += gwin->gw->scrollx;
				break;
			}

			switch(ys)
			{
				case SCROLL_PAGE_UP:
					ys = gwin->gw->scrolly - bbox->Height;
				break;

				case SCROLL_PAGE_DOWN:
					ys = gwin->gw->scrolly + bbox->Height;
				break;

				case SCROLL_TOP:
					ys = 0;
				break;

				case SCROLL_BOTTOM:
					ys = height;
				break;

				default:
					ys += gwin->gw->scrolly;
				break;
			}

			ami_gui_free_space_box(bbox);

			gui_window_set_scroll(gwin->gw, xs, ys);
		}
	}
}

static struct IBox *ami_ns_rect_to_ibox(struct gui_window_2 *gwin, const struct rect *rect)
{
	struct IBox *bbox, *ibox;

	ibox = AllocVecTagList(sizeof(struct IBox), NULL);
	if(ibox == NULL) return NULL;

	if(ami_gui_get_space_box((Object *)gwin->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
		warn_user("NoMemory", "");
		return NULL;
	}

	ibox->Left = gwin->win->MouseX + (rect->x0 * gwin->gw->scale);
	ibox->Top = gwin->win->MouseY + (rect->y0 * gwin->gw->scale);

	ibox->Width = (rect->x1 - rect->x0) * gwin->gw->scale;
	ibox->Height = (rect->y1 - rect->y0) * gwin->gw->scale;

	if(ibox->Left < bbox->Left) ibox->Left = bbox->Left;
	if(ibox->Top < bbox->Top) ibox->Top = bbox->Top;

	if((ibox->Left > (bbox->Left + bbox->Width)) ||
		(ibox->Top > (bbox->Top + bbox->Height)) ||
		(ibox->Width < 0) || (ibox->Height < 0))
	{
		FreeVec(ibox);
		ami_gui_free_space_box(bbox);
		return NULL;
	}

	ami_gui_free_space_box(bbox);
	return ibox;
}

static void ami_gui_trap_mouse(struct gui_window_2 *gwin)
{
#ifdef __amigaos4__
	switch(gwin->drag_op)
	{
		case GDRAGGING_NONE:
		case GDRAGGING_SCROLLBAR:
		case GDRAGGING_OTHER:
		break;

		default:
			if(gwin->ptr_lock)
			{
				SetWindowAttrs(gwin->win, WA_GrabFocus, 10,
					WA_MouseLimits, gwin->ptr_lock, TAG_DONE);
			}
		break;
	}
#endif
}

static void ami_gui_menu_update_all(void)
{
	struct nsObject *node;
	struct nsObject *nnode;
	struct gui_window_2 *gwin;

	if(IsMinListEmpty(window_list))	return;

	node = (struct nsObject *)GetHead((struct List *)window_list);

	do {
		nnode=(struct nsObject *)GetSucc((struct Node *)node);
		gwin = node->objstruct;

		if(node->Type == AMINS_WINDOW)
		{
			ami_menu_update_checked(gwin);
		}
	} while((node = nnode));
}

static void gui_window_get_dimensions(struct gui_window *g, int *width, int *height,
		bool scaled)
{
	struct IBox *bbox;
	if(!g) return;

	if(ami_gui_get_space_box((Object *)g->shared->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
		warn_user("NoMemory", "");
		return;
	}

	*width = bbox->Width;
	*height = bbox->Height;

	ami_gui_free_space_box(bbox);

	if(scaled)
	{
		*width /= g->scale;
		*height /= g->scale;
	}
}

/* Add a horizontal scroller, if not already present
 * Returns true if changed, false otherwise */
static bool ami_gui_hscroll_add(struct gui_window_2 *gwin)
{
	struct TagItem attrs[2];

	if(gwin->objects[GID_HSCROLL] != NULL) return false;

	attrs[0].ti_Tag = CHILD_MinWidth;
	attrs[0].ti_Data = 0;
	attrs[1].ti_Tag = TAG_DONE;
	attrs[1].ti_Data = 0;

	gwin->objects[GID_HSCROLL] = ScrollerObj,
					GA_ID, GID_HSCROLL,
					GA_RelVerify, TRUE,
					SCROLLER_Orientation, SORIENT_HORIZ,
					ICA_TARGET, ICTARGET_IDCMP,
				ScrollerEnd;
#ifdef __amigaos4__
	IDoMethod(gwin->objects[GID_HSCROLLLAYOUT], LM_ADDCHILD,
			gwin->win, gwin->objects[GID_HSCROLL], attrs);
#else
	SetAttrs(gwin->objects[GID_HSCROLLLAYOUT],
			LAYOUT_AddChild, gwin->objects[GID_HSCROLL], TAG_MORE, &attrs);
#endif
	return true;
}

/* Remove the horizontal scroller, if present */
static bool ami_gui_hscroll_remove(struct gui_window_2 *gwin)
{
	if(gwin->objects[GID_HSCROLL] == NULL) return false;

#ifdef __amigaos4__
	IDoMethod(gwin->objects[GID_HSCROLLLAYOUT], LM_REMOVECHILD,
			gwin->win, gwin->objects[GID_HSCROLL]);
#else
	SetAttrs(gwin->objects[GID_HSCROLLLAYOUT], LAYOUT_RemoveChild, gwin->objects[GID_HSCROLL]);
#endif

	gwin->objects[GID_HSCROLL] = NULL;

	return true;
}

/* Add a vertical scroller, if not already present
 * Returns true if changed, false otherwise */
static bool ami_gui_vscroll_add(struct gui_window_2 *gwin)
{
	struct TagItem attrs[2];

	if(gwin->objects[GID_VSCROLL] != NULL) return false;

	attrs[0].ti_Tag = CHILD_MinWidth;
	attrs[0].ti_Data = 0;
	attrs[1].ti_Tag = TAG_DONE;
	attrs[1].ti_Data = 0;

	gwin->objects[GID_VSCROLL] = ScrollerObj,
					GA_ID, GID_VSCROLL,
					GA_RelVerify, TRUE,
					ICA_TARGET, ICTARGET_IDCMP,
				ScrollerEnd;
#ifdef __amigaos4__
	IDoMethod(gwin->objects[GID_VSCROLLLAYOUT], LM_ADDCHILD,
			gwin->win, gwin->objects[GID_VSCROLL], attrs);
#else
	SetAttrs(gwin->objects[GID_VSCROLLLAYOUT],
			LAYOUT_AddChild, gwin->objects[GID_VSCROLL], TAG_MORE, &attrs);
#endif
	return true;
}

/* Remove the vertical scroller, if present */
static bool ami_gui_vscroll_remove(struct gui_window_2 *gwin)
{
	if(gwin->objects[GID_VSCROLL] == NULL) return false;

#ifdef __amigaos4__
	IDoMethod(gwin->objects[GID_VSCROLLLAYOUT], LM_REMOVECHILD,
			gwin->win, gwin->objects[GID_VSCROLL]);
#else
	SetAttrs(gwin->objects[GID_VSCROLLLAYOUT], LAYOUT_RemoveChild, gwin->objects[GID_VSCROLL]);
#endif

	gwin->objects[GID_VSCROLL] = NULL;

	return true;
}

/**
 * Check the scroll bar requirements for a browser window, and add/remove
 * the vertical scroller as appropriate.  This should be the main entry
 * point used to perform this task.
 *
 * \param  gwin      "Shared" GUI window to check the state of
 */
static void ami_gui_scroller_update(struct gui_window_2 *gwin)
{
	int h = 1, w = 1, wh = 0, ww = 0;
	bool rethinkv = false;
	bool rethinkh = false;
	browser_scrolling hscroll = BW_SCROLLING_YES;
	browser_scrolling vscroll = BW_SCROLLING_YES;

	browser_window_get_scrollbar_type(gwin->gw->bw, &hscroll, &vscroll);

	if(browser_window_is_frameset(gwin->gw->bw) == true) {
		rethinkv = ami_gui_vscroll_remove(gwin);
		rethinkh = ami_gui_hscroll_remove(gwin);
	} else {
		if((browser_window_get_extents(gwin->gw->bw, false, &w, &h) == NSERROR_OK)) {
			gui_window_get_dimensions(gwin->gw, &ww, &wh, false);
		}

		if(vscroll == BW_SCROLLING_NO) {
			rethinkv = ami_gui_vscroll_remove(gwin);
		} else {
			if (h > wh) rethinkv = ami_gui_vscroll_add(gwin);
				else rethinkv = ami_gui_vscroll_remove(gwin);
		}

		if(hscroll == BW_SCROLLING_NO) {
			rethinkh = ami_gui_hscroll_remove(gwin);
		} else {
			if (w > ww) rethinkh = ami_gui_hscroll_add(gwin);
				else rethinkh = ami_gui_hscroll_remove(gwin);
		}
	}

	if(rethinkv || rethinkh) {
		FlushLayoutDomainCache((struct Gadget *)gwin->objects[GID_MAIN]);
		RethinkLayout((struct Gadget *)gwin->objects[GID_MAIN],
				gwin->win, NULL, TRUE);
		browser_window_schedule_reformat(gwin->gw->bw);
	}
}

/**
 * function to add retrieved favicon to gui
 */
static void gui_window_set_icon(struct gui_window *g, hlcache_handle *icon)
{
	struct BitMap *bm = NULL;
	struct IBox *bbox;
	struct bitmap *icon_bitmap = NULL;

	if(nsoption_bool(kiosk_mode) == true) return;
	if(!g) return;

	if ((icon != NULL) && ((icon_bitmap = content_get_bitmap(icon)) != NULL))
	{
		bm = ami_bitmap_get_native(icon_bitmap, 16, 16,
					g->shared->win->RPort->BitMap);
	}

	if(g == g->shared->gw) {
		RefreshGList((struct Gadget *)g->shared->objects[GID_ICON],
					g->shared->win, NULL, 1);

		if(bm)
		{
			ULONG tag, tag_data, minterm;

			if(ami_plot_screen_is_palettemapped() == false) {
				tag = BLITA_UseSrcAlpha;
				tag_data = !icon_bitmap->opaque;
				minterm = 0xc0;
			} else {
				tag = BLITA_MaskPlane;
				tag_data = (ULONG)ami_bitmap_get_mask(icon_bitmap, 16, 16, bm);
				minterm = MINTERM_SRCMASK;
			}

			if(ami_gui_get_space_box((Object *)g->shared->objects[GID_ICON], &bbox) != NSERROR_OK) {
				warn_user("NoMemory", "");
				return;
			}

			EraseRect(g->shared->win->RPort, bbox->Left, bbox->Top,
						bbox->Left + 16, bbox->Top + 16);

#ifdef __amigaos4__
			BltBitMapTags(BLITA_SrcX, 0,
						BLITA_SrcY, 0,
						BLITA_DestX, bbox->Left,
						BLITA_DestY, bbox->Top,
						BLITA_Width, 16,
						BLITA_Height, 16,
						BLITA_Source, bm,
						BLITA_Dest, g->shared->win->RPort,
						BLITA_SrcType, BLITT_BITMAP,
						BLITA_DestType, BLITT_RASTPORT,
						BLITA_Minterm, minterm,
						tag, tag_data,
						TAG_DONE);
#else
			if(tag_data) {
				BltMaskBitMapRastPort(bm, 0, 0, g->shared->win->RPort,
							bbox->Left, bbox->Top, 16, 16, minterm, tag_data);
			} else {
				BltBitMapRastPort(bm, 0, 0, g->shared->win->RPort,
							bbox->Left, bbox->Top, 16, 16, 0xc0);
			}
#endif
			ami_gui_free_space_box(bbox);
		}
	}

	g->favicon = icon;
}

static void ami_gui_refresh_favicon(void *p)
{
	struct gui_window_2 *gwin = (struct gui_window_2 *)p;
	gui_window_set_icon(gwin->gw, gwin->gw->favicon);
}

/* Gets the size that border gadget 1 (status) needs to be.
 * Returns the width of the size gadget as a convenience.
 */
#ifdef __amigaos4__
static ULONG ami_get_border_gadget_size(struct gui_window_2 *gwin, ULONG *width, ULONG *height)
{
	static ULONG sz_gad_width = 0;
	static ULONG sz_gad_height = 0;
	ULONG available_width;

	if((sz_gad_width == 0) || (sz_gad_height == 0)) {
		struct DrawInfo *dri = GetScreenDrawInfo(scrn);
		GetGUIAttrs(NULL, dri,
			GUIA_SizeGadgetWidth, &sz_gad_width,
			GUIA_SizeGadgetHeight, &sz_gad_height,
		TAG_DONE);
		FreeScreenDrawInfo(scrn, dri);
	}
	available_width = gwin->win->Width - scrn->WBorLeft - sz_gad_width;

	*width = available_width;
	*height = sz_gad_height;

	return sz_gad_width;
}
#endif

static void ami_set_border_gadget_size(struct gui_window_2 *gwin)
{
#ifdef __amigaos4__
	/* Reset gadget widths according to new calculation */
	ULONG size1, size2;

	ami_get_border_gadget_size(gwin, &size1, &size2);

	RefreshSetGadgetAttrs((struct Gadget *)(APTR)gwin->objects[GID_STATUS],
			gwin->win, NULL,
			GA_Width, size1,
			TAG_DONE);

	RefreshWindowFrame(gwin->win);
#endif
}

static void ami_handle_msg(void)
{
	ULONG result,storage = 0,x,y,xs,ys,width=800,height=600;
	uint16 code;
	struct IBox *bbox;
	struct nsObject *node;
	struct nsObject *nnode;
	struct gui_window_2 *gwin = NULL;
	struct InputEvent *ie;
	struct Node *tabnode;
	int nskey;
	struct timeval curtime;
	static int drag_x_move = 0, drag_y_move = 0;
	char *utf8 = NULL;
	nsurl *url;

	if(IsMinListEmpty(window_list))
	{
		/* no windows in list, so NetSurf should not be running */
		ami_try_quit();
		return;
	}

	node = (struct nsObject *)GetHead((struct List *)window_list);

	do
	{
		nnode=(struct nsObject *)GetSucc((struct Node *)node);

		gwin = node->objstruct;

		if(node->Type == AMINS_TVWINDOW) {
			if(ami_tree_event((struct treeview_window *)gwin)) {
				ami_try_quit();
				break;
			} else {
				node = nnode;
				continue;
			}
		} else if(node->Type == AMINS_FINDWINDOW) {
			if(ami_search_event()) {
				ami_try_quit();
				break;
			} else {
				node = nnode;
				continue;
			}
		} else if(node->Type == AMINS_HISTORYWINDOW) {
			if(ami_history_event((struct history_window *)gwin)) {
				ami_try_quit();
				break;
			} else {
				node = nnode;
				continue;
			}
		} else if(node->Type == AMINS_PRINTWINDOW) {
			if(ami_print_event((struct ami_print_window *)gwin)) {
				ami_try_quit();
				break;
			} else {
				node = nnode;
				continue;
			}
		} else if(node->Type == AMINS_GUIOPTSWINDOW) {
			if(ami_gui_opts_event()) {
				/* last window possibly closed, so exit with conditions ;) */
				if(scrn) ami_try_quit();
				break;
			} else {
				node = nnode;
				continue;
			}
		} else if(node->Type == AMINS_DLWINDOW) {
			if(ami_download_window_event((struct gui_download_window *)gwin)) {
				ami_try_quit();
				break;
			} else {
				node = nnode;
				continue;
			}
		} else if(node->Type == AMINS_LOGINWINDOW) {
			if(ami_401login_event((struct gui_login_window *)gwin)) {
				ami_try_quit();
				break;
			} else {
				node = nnode;
				continue;
			}
		}

		if((gwin == NULL) || (gwin->objects[OID_MAIN] == NULL)) continue;

		while((result = RA_HandleInput(gwin->objects[OID_MAIN], &code)) != WMHI_LASTMSG) {
	        switch(result & WMHI_CLASSMASK) // class
   		   	{
				case WMHI_MOUSEMOVE:
					ami_gui_trap_mouse(gwin); /* re-assert mouse area */

					drag_x_move = 0;
					drag_y_move = 0;

					if(ami_gui_get_space_box((Object *)gwin->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
						warn_user("NoMemory", "");
						break;
					}

					x = (ULONG)((gwin->win->MouseX - bbox->Left) / gwin->gw->scale);
					y = (ULONG)((gwin->win->MouseY - bbox->Top) / gwin->gw->scale);

					ami_get_hscroll_pos(gwin, (ULONG *)&xs);
					ami_get_vscroll_pos(gwin, (ULONG *)&ys);

					x += xs;
					y += ys;

					width=bbox->Width;
					height=bbox->Height;

					if(gwin->mouse_state & BROWSER_MOUSE_DRAG_ON)
					{
						ami_drag_icon_move();

						if(ami_autoscroll == TRUE) {
							if((gwin->win->MouseX < bbox->Left) &&
								((gwin->win->MouseX - bbox->Left) > -AMI_DRAG_THRESHOLD))
								drag_x_move = gwin->win->MouseX - bbox->Left;
							if((gwin->win->MouseX > (bbox->Left + bbox->Width)) &&
								((gwin->win->MouseX - (bbox->Left + bbox->Width)) < AMI_DRAG_THRESHOLD))
								drag_x_move = gwin->win->MouseX - (bbox->Left + bbox->Width);
							if((gwin->win->MouseY < bbox->Top) &&
								((gwin->win->MouseY - bbox->Top) > -AMI_DRAG_THRESHOLD))
								drag_y_move = gwin->win->MouseY - bbox->Top;
							if((gwin->win->MouseY > (bbox->Top + bbox->Height)) &&
								((gwin->win->MouseY - (bbox->Top + bbox->Height)) < AMI_DRAG_THRESHOLD))
								drag_y_move = gwin->win->MouseY - (bbox->Top + bbox->Height);
						}
					}

					ami_gui_free_space_box(bbox);

					if((x>=xs) && (y>=ys) && (x<width+xs) && (y<height+ys))
					{
						ami_update_quals(gwin);

						if(gwin->mouse_state & BROWSER_MOUSE_PRESS_1)
						{
							browser_window_mouse_track(gwin->gw->bw,BROWSER_MOUSE_DRAG_1 | gwin->key_state,x,y);
							gwin->mouse_state = BROWSER_MOUSE_HOLDING_1 | BROWSER_MOUSE_DRAG_ON;
						}
						else if(gwin->mouse_state & BROWSER_MOUSE_PRESS_2)
						{
							browser_window_mouse_track(gwin->gw->bw,BROWSER_MOUSE_DRAG_2 | gwin->key_state,x,y);
							gwin->mouse_state = BROWSER_MOUSE_HOLDING_2 | BROWSER_MOUSE_DRAG_ON;
						}
						else
						{
							browser_window_mouse_track(gwin->gw->bw,gwin->mouse_state | gwin->key_state,x,y);
						}
					} else {
						if(!gwin->mouse_state) ami_set_pointer(gwin, GUI_POINTER_DEFAULT, true);
					}
				break;

				case WMHI_MOUSEBUTTONS:
					if(ami_gui_get_space_box((Object *)gwin->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
						warn_user("NoMemory", "");
						return;
					}

					x = (ULONG)((gwin->win->MouseX - bbox->Left) / gwin->gw->scale);
					y = (ULONG)((gwin->win->MouseY - bbox->Top) / gwin->gw->scale);

					ami_get_hscroll_pos(gwin, (ULONG *)&xs);
					ami_get_vscroll_pos(gwin, (ULONG *)&ys);

					x += xs;
					y += ys;

					width=bbox->Width;
					height=bbox->Height;

					ami_gui_free_space_box(bbox);

					ami_update_quals(gwin);

					if((x>=xs) && (y>=ys) && (x<width+xs) && (y<height+ys))
					{
						//code = code>>16;
						switch(code)
						{
							case SELECTDOWN:
								browser_window_mouse_click(gwin->gw->bw,BROWSER_MOUSE_PRESS_1 | gwin->key_state,x,y);
								gwin->mouse_state=BROWSER_MOUSE_PRESS_1;
							break;
							case MIDDLEDOWN:
								browser_window_mouse_click(gwin->gw->bw,BROWSER_MOUSE_PRESS_2 | gwin->key_state,x,y);
								gwin->mouse_state=BROWSER_MOUSE_PRESS_2;
							break;
						}
					}

					if(x<xs) x=xs;
					if(y<ys) y=ys;
					if(x>=width+xs) x=width+xs-1;
					if(y>=height+ys) y=height+ys-1;

					switch(code)
					{
						case SELECTUP:
							if(gwin->mouse_state & BROWSER_MOUSE_PRESS_1)
							{
								CurrentTime((ULONG *)&curtime.tv_sec, (ULONG *)&curtime.tv_usec);

								gwin->mouse_state = BROWSER_MOUSE_CLICK_1;

								if(gwin->lastclick.tv_sec)
								{
									if(DoubleClick(gwin->lastclick.tv_sec,
												gwin->lastclick.tv_usec,
												curtime.tv_sec, curtime.tv_usec)) {
										if(gwin->prev_mouse_state & BROWSER_MOUSE_DOUBLE_CLICK) {
											gwin->mouse_state |= BROWSER_MOUSE_TRIPLE_CLICK;
										} else {
											gwin->mouse_state |= BROWSER_MOUSE_DOUBLE_CLICK;
										}
									}
								}

								browser_window_mouse_click(gwin->gw->bw,
									gwin->mouse_state | gwin->key_state,x,y);

								if(gwin->mouse_state & BROWSER_MOUSE_TRIPLE_CLICK)
								{
									gwin->lastclick.tv_sec = 0;
									gwin->lastclick.tv_usec = 0;
								}
								else
								{
									gwin->lastclick.tv_sec = curtime.tv_sec;
									gwin->lastclick.tv_usec = curtime.tv_usec;
								}
							}
							else
							{
								browser_window_mouse_track(gwin->gw->bw, 0, x, y);
							}
							gwin->prev_mouse_state = gwin->mouse_state;
							gwin->mouse_state=0;
						break;

						case MIDDLEUP:
							if(gwin->mouse_state & BROWSER_MOUSE_PRESS_2)
							{
								CurrentTime((ULONG *)&curtime.tv_sec, (ULONG *)&curtime.tv_usec);

								gwin->mouse_state = BROWSER_MOUSE_CLICK_2;

								if(gwin->lastclick.tv_sec)
								{
									if(DoubleClick(gwin->lastclick.tv_sec,
												gwin->lastclick.tv_usec,
												curtime.tv_sec, curtime.tv_usec)) {
										if(gwin->prev_mouse_state & BROWSER_MOUSE_DOUBLE_CLICK) {
											gwin->mouse_state |= BROWSER_MOUSE_TRIPLE_CLICK;
										} else {
											gwin->mouse_state |= BROWSER_MOUSE_DOUBLE_CLICK;
										}
									}
								}

								browser_window_mouse_click(gwin->gw->bw,
									gwin->mouse_state | gwin->key_state,x,y);

								if(gwin->mouse_state & BROWSER_MOUSE_TRIPLE_CLICK)
								{
									gwin->lastclick.tv_sec = 0;
									gwin->lastclick.tv_usec = 0;
								}
								else
								{
									gwin->lastclick.tv_sec = curtime.tv_sec;
									gwin->lastclick.tv_usec = curtime.tv_usec;
								}
							}
							else
							{
								browser_window_mouse_track(gwin->gw->bw, 0, x, y);
							}
							gwin->prev_mouse_state = gwin->mouse_state;
							gwin->mouse_state=0;
						break;
#ifdef __amigaos4__
						case SIDEUP:
							ami_gui_history(gwin, true);
						break;

						case EXTRAUP:
							ami_gui_history(gwin, false);
						break;
#endif
					}

					if(drag_save_data && !gwin->mouse_state)
						ami_drag_save(gwin->win);
				break;

				case WMHI_GADGETUP:
					switch(result & WMHI_GADGETMASK)
					{
						case GID_TABS:
							if(gwin->objects[GID_TABS] == NULL) break;
							if(ClickTabBase->lib_Version >= 53) {
								GetAttrs(gwin->objects[GID_TABS],
									CLICKTAB_NodeClosed, &tabnode, TAG_DONE);
							} else {
								tabnode = NULL;
							}

							if(tabnode) {
								struct gui_window *closedgw;

								GetClickTabNodeAttrs(tabnode,
									TNA_UserData, &closedgw,
									TAG_DONE);

								browser_window_destroy(closedgw->bw);
							} else {
								ami_switch_tab(gwin, true);
							}
						break;

						case GID_CLOSETAB:
							browser_window_destroy(gwin->gw->bw);
						break;

						case GID_ADDTAB:
							ami_gui_new_blank_tab(gwin);
						break;

						case GID_URL:
						{
							nserror ret;
							nsurl *url;
							GetAttr(STRINGA_TextVal,
								(Object *)gwin->objects[GID_URL],
								(ULONG *)&storage);
							utf8 = ami_to_utf8_easy((const char *)storage);

							ret = search_web_omni(utf8, SEARCH_WEB_OMNI_NONE, &url);
							ami_utf8_free(utf8);
							if (ret == NSERROR_OK) {
									browser_window_navigate(gwin->gw->bw,
											url,
											NULL,
											BW_NAVIGATE_HISTORY,
											NULL,
											NULL,
											NULL);
									nsurl_unref(url);
							}
							if (ret != NSERROR_OK) {
								warn_user(messages_get_errorcode(ret), 0);
							}
						}
						break;

						case GID_TOOLBARLAYOUT:
							/* Need fixing: never gets here */
							search_web_select_provider(-1);
						break;

						case GID_SEARCH_ICON:
							GetAttr(CHOOSER_Selected, gwin->objects[GID_SEARCH_ICON], (ULONG *)&storage);
							search_web_select_provider(storage);
						break;

						case GID_SEARCHSTRING:
						{
							nserror ret;
							nsurl *url;

							GetAttr(STRINGA_TextVal,
								(Object *)gwin->objects[GID_SEARCHSTRING],
								(ULONG *)&storage);

							utf8 = ami_to_utf8_easy((const char *)storage);

							ret = search_web_omni(utf8, SEARCH_WEB_OMNI_SEARCHONLY, &url);
							ami_utf8_free(utf8);
							if (ret == NSERROR_OK) {
									browser_window_navigate(gwin->gw->bw,
											url,
											NULL,
											BW_NAVIGATE_HISTORY,
											NULL,
											NULL,
											NULL);
								nsurl_unref(url);
							}
							if (ret != NSERROR_OK) {
								warn_user(messages_get_errorcode(ret), 0);
							}

						}
						break;

						case GID_HOME:
							{
								if (nsurl_create(nsoption_charp(homepage_url), &url) != NSERROR_OK) {
									warn_user("NoMemory", 0);
								} else {
									browser_window_navigate(gwin->gw->bw,
											url,
											NULL,
											BW_NAVIGATE_HISTORY,
											NULL,
											NULL,
											NULL);
									nsurl_unref(url);
								}
							}
						break;

						case GID_STOP:
							if(browser_window_stop_available(gwin->gw->bw))
								browser_window_stop(gwin->gw->bw);
						break;

						case GID_RELOAD:
							ami_update_quals(gwin);

							if(browser_window_reload_available(gwin->gw->bw))
							{
								if(gwin->key_state & BROWSER_MOUSE_MOD_1)
								{
									browser_window_reload(gwin->gw->bw, true);
								}
								else
								{
									browser_window_reload(gwin->gw->bw, false);
								}
							}
						break;

						case GID_BACK:
							ami_gui_history(gwin, true);
						break;

						case GID_FORWARD:
							ami_gui_history(gwin, false);
						break;

						case GID_FAVE:
							GetAttr(STRINGA_TextVal,
								(Object *)gwin->objects[GID_URL],
								(ULONG *)&storage);
							if(nsurl_create((const char *)storage, &url) == NSERROR_OK) {
								if(hotlist_has_url(url)) {
									hotlist_remove_url(url);
								} else {
									hotlist_add_url(url);
								}
								nsurl_unref(url);
							}
							ami_gui_update_hotlist_button(gwin);
						break;

						case GID_HOTLIST:
						default:
//							printf("GADGET: %ld\n",(result & WMHI_GADGETMASK));
						break;
					}
				break;

				case WMHI_RAWKEY:
					ami_update_quals(gwin);
				
					storage = result & WMHI_GADGETMASK;
					if(storage >= IECODE_UP_PREFIX) break;

					GetAttr(WINDOW_InputEvent,gwin->objects[OID_MAIN],(ULONG *)&ie);

					nskey = ami_key_to_nskey(storage, ie);

					if((ie->ie_Qualifier & IEQUALIFIER_RCOMMAND) &&
						((31 < nskey) && (nskey < 127))) {
					/* NB: Some keypresses are converted to generic keypresses above
					 * rather than being "menu-emulated" here. */
						switch(nskey)
						{
							/* The following aren't available from the menu at the moment */

							case 'r': // reload
								if(browser_window_reload_available(gwin->gw->bw))
									browser_window_reload(gwin->gw->bw, false);
							break;

							case 'u': // open url
								if((nsoption_bool(kiosk_mode) == false))
									ActivateLayoutGadget((struct Gadget *)gwin->objects[GID_MAIN],
										gwin->win, NULL, (uint32)gwin->objects[GID_URL]);
							break;
						}
					}
					else
					{
						if(!browser_window_key_press(gwin->gw->bw, nskey))
						{
							switch(nskey)
							{
								case NS_KEY_UP:
									ami_gui_scroll_internal(gwin, 0, -NSA_KBD_SCROLL_PX);
								break;

								case NS_KEY_DOWN:
									ami_gui_scroll_internal(gwin, 0, +NSA_KBD_SCROLL_PX);
								break;

								case NS_KEY_LEFT:
									ami_gui_scroll_internal(gwin, -NSA_KBD_SCROLL_PX, 0);
								break;

								case NS_KEY_RIGHT:
									ami_gui_scroll_internal(gwin, +NSA_KBD_SCROLL_PX, 0);
								break;

								case NS_KEY_PAGE_UP:
									ami_gui_scroll_internal(gwin, 0, SCROLL_PAGE_UP);
								break;

								case NS_KEY_PAGE_DOWN:
								case ' ':
									ami_gui_scroll_internal(gwin, 0, SCROLL_PAGE_DOWN);
								break;

								case NS_KEY_LINE_START: // page left
									ami_gui_scroll_internal(gwin, SCROLL_PAGE_UP, 0);
								break;

								case NS_KEY_LINE_END: // page right
									ami_gui_scroll_internal(gwin, SCROLL_PAGE_DOWN, 0);
								break;

								case NS_KEY_TEXT_START: // home
									ami_gui_scroll_internal(gwin, SCROLL_TOP, SCROLL_TOP);
								break;

								case NS_KEY_TEXT_END: // end
									ami_gui_scroll_internal(gwin, SCROLL_BOTTOM, SCROLL_BOTTOM);
								break;

								case NS_KEY_WORD_RIGHT: // alt+right
									ami_change_tab(gwin, 1);
								break;

								case NS_KEY_WORD_LEFT: // alt+left
									ami_change_tab(gwin, -1);
								break;

								case NS_KEY_DELETE_LEFT: // backspace
									ami_gui_history(gwin, true);
								break;

								/* RawKeys. NB: These are passthrus in ami_key_to_nskey() */
								case RAWKEY_F5: // reload
									if(browser_window_reload_available(gwin->gw->bw))
										browser_window_reload(gwin->gw->bw,false);
								break;

								case RAWKEY_F8: // scale 100%
									ami_gui_set_scale(gwin->gw, 1.0);
								break;

								case RAWKEY_F9: // decrease scale
									ami_gui_set_scale(gwin->gw, gwin->gw->scale - 0.1);
								break;

								case RAWKEY_F10: // increase scale
									ami_gui_set_scale(gwin->gw, gwin->gw->scale + 0.1);
								break;
								
								case RAWKEY_HELP: // help
									ami_help_open(AMI_HELP_GUI, scrn);
								break;
							}
						} else if(nskey == NS_KEY_COPY_SELECTION) {
							/* if we've copied a selection we need to clear it - style guide rules */
							browser_window_key_press(gwin->gw->bw, NS_KEY_CLEAR_SELECTION);
						}
					}
				break;

				case WMHI_NEWSIZE:
					ami_set_border_gadget_size(gwin);
					ami_throbber_redraw_schedule(0, gwin->gw);
					ami_schedule(0, ami_gui_refresh_favicon, gwin);
					browser_window_schedule_reformat(gwin->gw->bw);
				break;

				case WMHI_CLOSEWINDOW:
					ami_gui_close_window(gwin);
		        break;
#ifdef __amigaos4__
				case WMHI_ICONIFY:
				{
					struct bitmap *bm;

					bm = urldb_get_thumbnail(browser_window_get_url(gwin->gw->bw));
					if(!bm) bm = content_get_bitmap(browser_window_get_content(gwin->gw->bw));
					gwin->dobj = amiga_icon_from_bitmap(bm);
					amiga_icon_superimpose_favicon_internal(gwin->gw->favicon,
						gwin->dobj);
					HideWindow(gwin->win);
					gwin->appicon = AddAppIcon((ULONG)gwin->objects[OID_MAIN],
										(ULONG)gwin, gwin->win->Title, appport,
										0, gwin->dobj, NULL);

					cur_gw = NULL;
				}
				break;
#endif
				case WMHI_INACTIVE:
					gwin->gw->c_h_temp = gwin->gw->c_h;
					gui_window_remove_caret(gwin->gw);
				break;

				case WMHI_ACTIVE:
					if(gwin->gw->bw) cur_gw = gwin->gw;
					if(gwin->gw->c_h_temp)
						gwin->gw->c_h = gwin->gw->c_h_temp;
				break;

				case WMHI_INTUITICK:
				break;

	   	     	default:
					//printf("class: %ld\n",(result & WMHI_CLASSMASK));
   	       		break;
			}

			if(win_destroyed)
			{
					/* we can't be sure what state our window_list is in, so let's
					jump out of the function and start again */

				win_destroyed = false;
				return;
			}

			if(drag_x_move || drag_y_move)
			{
				gui_window_get_scroll(gwin->gw,
					&gwin->gw->scrollx, &gwin->gw->scrolly);

				gui_window_set_scroll(gwin->gw,
					gwin->gw->scrollx + drag_x_move,
					gwin->gw->scrolly + drag_y_move);
			}

//	ReplyMsg((struct Message *)message);
		}

	} while((node = nnode));

	if(ami_menu_window_close)
	{
		if(ami_menu_window_close == (void *)AMI_MENU_WINDOW_CLOSE_ALL)
			ami_quit_netsurf();
		else
			ami_gui_close_window(ami_menu_window_close);
			
		ami_menu_window_close = NULL;
	}
	
	if(ami_menu_check_toggled) {
		ami_gui_menu_update_all();
		ami_menu_check_toggled = false;
	}
}

static void ami_gui_appicon_remove(struct gui_window_2 *gwin)
{
	if(gwin->appicon)
	{
		RemoveAppIcon(gwin->appicon);
		amiga_icon_free(gwin->dobj);
		gwin->appicon = NULL;
	}
}

static void ami_handle_appmsg(void)
{
	struct AppMessage *appmsg;
	struct gui_window_2 *gwin;
	int x, y;
	struct WBArg *appwinargs;
	STRPTR filename;
	int i = 0;

	while((appmsg = (struct AppMessage *)GetMsg(appport)))
	{
		gwin = (struct gui_window_2 *)appmsg->am_UserData;

		if(appmsg->am_Type == AMTYPE_APPICON)
		{
			ami_gui_appicon_remove(gwin);
			ShowWindow(gwin->win, WINDOW_FRONTMOST);
			ActivateWindow(gwin->win);
		}
		else if(appmsg->am_Type == AMTYPE_APPWINDOW)
		{
			for(i = 0; i < appmsg->am_NumArgs; ++i)
			{
				if((appwinargs = &appmsg->am_ArgList[i]))
				{
					if((filename = AllocVecTagList(1024, NULL)))
					{
						if(appwinargs->wa_Lock)
						{
							NameFromLock(appwinargs->wa_Lock, filename, 1024);
						}

						AddPart(filename, appwinargs->wa_Name, 1024);

						if(ami_mouse_to_ns_coords(gwin, &x, &y,
							appmsg->am_MouseX, appmsg->am_MouseY) == false)
						{
							nsurl *url;

							if (netsurf_path_to_nsurl(filename, &url) != NSERROR_OK) {
								warn_user("NoMemory", 0);
							}
							else
							{
								if(i == 0)
								{
									browser_window_navigate(gwin->gw->bw,
										url,
										NULL,
										BW_NAVIGATE_HISTORY,
										NULL,
										NULL,
										NULL);

									ActivateWindow(gwin->win);
								}
								else
								{
									browser_window_create(BW_CREATE_CLONE | BW_CREATE_HISTORY |
											      BW_CREATE_TAB,
											      url,
											      NULL,
											      gwin->gw->bw,
											      NULL);
								}
								nsurl_unref(url);
							}
						}
						else
						{
							if(browser_window_drop_file_at_point(gwin->gw->bw, x, y, filename) == false)
							{
								nsurl *url;

								if (netsurf_path_to_nsurl(filename, &url) != NSERROR_OK) {
									warn_user("NoMemory", 0);
								}
								else
								{

									if(i == 0)
									{
										browser_window_navigate(gwin->gw->bw,
											url,
											NULL,
											BW_NAVIGATE_HISTORY,
											NULL,
											NULL,
											NULL);

										ActivateWindow(gwin->win);
									}
									else
									{
										browser_window_create(BW_CREATE_CLONE | BW_CREATE_HISTORY |
												      BW_CREATE_TAB,
												      url,
												      NULL,
												      gwin->gw->bw,
												      NULL);
										
									}
									nsurl_unref(url);
								}
							}
						}
						FreeVec(filename);
					}
				}
			}
		}
		ReplyMsg((struct Message *)appmsg);
	}
}

static void ami_handle_applib(void)
{
#ifdef __amigaos4__
	struct ApplicationMsg *applibmsg;
	struct browser_window *bw;
	nsurl *url;
	nserror error;

	if(!applibport) return;

	while((applibmsg=(struct ApplicationMsg *)GetMsg(applibport)))
	{
		switch (applibmsg->type)
		{
			case APPLIBMT_NewBlankDoc:
			{

				error = nsurl_create(nsoption_charp(homepage_url), &url);
				if (error == NSERROR_OK) {
					error = browser_window_create(BW_CREATE_HISTORY,
								      url,
								      NULL,
								      NULL,
								      &bw);
					nsurl_unref(url);
				}
				if (error != NSERROR_OK) {
					warn_user(messages_get_errorcode(error), 0);
				}
			}
			break;

			case APPLIBMT_OpenDoc:
			{
				struct ApplicationOpenPrintDocMsg *applibopdmsg =
					(struct ApplicationOpenPrintDocMsg *)applibmsg;

				error = netsurf_path_to_nsurl(applibopdmsg->fileName, &url);
				if (error == NSERROR_OK) {
					error = browser_window_create(BW_CREATE_HISTORY,
								      url,
								      NULL,
								      NULL,
								      &bw);
					nsurl_unref(url);
				}
				if (error != NSERROR_OK) {
					warn_user(messages_get_errorcode(error), 0);
				}
			}
			break;

			case APPLIBMT_ToFront:
				if(cur_gw)
				{
					ScreenToFront(scrn);
					WindowToFront(cur_gw->shared->win);
					ActivateWindow(cur_gw->shared->win);
				}
			break;

			case APPLIBMT_OpenPrefs:
				ScreenToFront(scrn);
				ami_gui_opts_open();
			break;

			case APPLIBMT_Quit:
			case APPLIBMT_ForceQuit:
				ami_quit_netsurf();
			break;

			case APPLIBMT_CustomMsg:
			{
				struct ApplicationCustomMsg *applibcustmsg =
					(struct ApplicationCustomMsg *)applibmsg;
				LOG("Ringhio BackMsg received: %s", applibcustmsg->customMsg);
				OpenWorkbenchObjectA(applibcustmsg->customMsg, NULL);
			}
			break;
		}
		ReplyMsg((struct Message *)applibmsg);
	}
#endif
}

void ami_get_msg(void)
{
	ULONG winsignal = 1L << sport->mp_SigBit;
	ULONG appsig = 1L << appport->mp_SigBit;
	ULONG schedulesig = 1L << schedulermsgport->mp_SigBit;
	ULONG ctrlcsig = SIGBREAKF_CTRL_C;
	uint32 signal = 0;
	fd_set read_fd_set, write_fd_set, except_fd_set;
	int max_fd = -1;
	struct MsgPort *printmsgport = ami_print_get_msgport();
	ULONG printsig = 0;
	ULONG helpsignal = ami_help_signal();
	if(printmsgport) printsig = 1L << printmsgport->mp_SigBit;
	uint32 signalmask = winsignal | appsig | schedulesig | rxsig |
				printsig | applibsig | helpsignal;

	if ((fetcher_fdset(&read_fd_set, &write_fd_set, &except_fd_set, &max_fd) == NSERROR_OK) &&
			(max_fd != -1)) {
		/* max_fd is the highest fd in use, but waitselect() needs to know how many
		 * are in use, so we add 1. */
		if (waitselect(max_fd + 1, &read_fd_set, &write_fd_set, &except_fd_set,
				NULL, (unsigned int *)&signalmask) != -1) {
			signal = signalmask;
		} else {
			LOG("waitselect() returned error");
			/* \todo Fix Ctrl-C handling.
			 * WaitSelect() from bsdsocket.library returns -1 if the task was
			 * signalled with a Ctrl-C.  waitselect() from newlib.library does not.
			 * Adding the Ctrl-C signal to our user signal mask causes a Ctrl-C to
			 * occur sporadically.  Otherwise we never get a -1 except on error.
			 * NetSurf still terminates at the Wait() when network activity is over.
			 */
		}
	} else {
		/* If fetcher_fdset fails or no network activity, do it the old fashioned way. */
		signalmask |= ctrlcsig;
		signal = Wait(signalmask);
	}

	if(signal & winsignal)
		ami_handle_msg();

	if(signal & appsig)
		ami_handle_appmsg();

	if(signal & rxsig)
		ami_arexx_handle();

	if(signal & applibsig)
		ami_handle_applib();

	if(signal & printsig) {
		while(GetMsg(printmsgport));  //ReplyMsg
		ami_print_cont();
	}

	if(signal & schedulesig) {
		ami_schedule_handle(schedulermsgport);
	}

	if(signal & helpsignal)
		ami_help_process();

	if(signal & ctrlcsig)
		ami_quit_netsurf_delayed();
}

void ami_change_tab(struct gui_window_2 *gwin, int direction)
{
	struct Node *tab_node = gwin->gw->tab_node;
	struct Node *ptab = NULL;

	if(gwin->tabs <= 1) return;

	if(direction > 0) {
		ptab = GetSucc(tab_node);
	} else {
		ptab = GetPred(tab_node);
	}

	if(!ptab) return;

	RefreshSetGadgetAttrs((struct Gadget *)gwin->objects[GID_TABS], gwin->win, NULL,
						CLICKTAB_CurrentNode, ptab,
						TAG_DONE);

	ami_switch_tab(gwin, true);
}

void ami_switch_tab(struct gui_window_2 *gwin, bool redraw)
{
	struct Node *tabnode;
	struct IBox *bbox;

	/* Clear the last new tab list */
	gwin->gw->last_new_tab = NULL;

	if(gwin->tabs == 0) return;

	gui_window_get_scroll(gwin->gw,
		&gwin->gw->scrollx, &gwin->gw->scrolly);

	GetAttr(CLICKTAB_CurrentNode, (Object *)gwin->objects[GID_TABS],
				(ULONG *)&tabnode);
	GetClickTabNodeAttrs(tabnode,
				TNA_UserData, &gwin->gw,
				TAG_DONE);
	cur_gw = gwin->gw;

	if(ami_gui_get_space_box((Object *)gwin->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
		warn_user("NoMemory", "");
		return;
	}

	if((gwin->gw->bw == NULL) || (browser_window_has_content(gwin->gw->bw)) == false) {
		RefreshSetGadgetAttrs((struct Gadget *)gwin->objects[GID_URL],
			gwin->win, NULL, STRINGA_TextVal, "", TAG_DONE);

		ami_plot_clear_bbox(gwin->win->RPort, bbox);
		ami_gui_free_space_box(bbox);
		return;
	}

	ami_plot_release_pens(gwin->shared_pens);
	ami_update_buttons(gwin);
	ami_menu_update_disabled(gwin->gw, browser_window_get_content(gwin->gw->bw));

	if(redraw)
	{
		ami_plot_clear_bbox(gwin->win->RPort, bbox);
		browser_window_update(gwin->gw->bw, false);

		gui_window_set_scroll(gwin->gw,
			gwin->gw->scrollx, gwin->gw->scrolly);
		gwin->redraw_scroll = false;

		browser_window_refresh_url_bar(gwin->gw->bw);
		ami_gui_update_hotlist_button(gwin);
		ami_gui_scroller_update(gwin);
		ami_throbber_redraw_schedule(0, gwin->gw);

		gui_window_set_icon(gwin->gw, gwin->gw->favicon);
	}

	ami_gui_free_space_box(bbox);
}

void ami_quit_netsurf(void)
{
	struct nsObject *node;
	struct nsObject *nnode;
	struct gui_window_2 *gwin;

	if(!IsMinListEmpty(window_list)) {
		node = (struct nsObject *)GetHead((struct List *)window_list);

		do {
			nnode=(struct nsObject *)GetSucc((struct Node *)node);
			gwin = node->objstruct;

			switch(node->Type) {
				case AMINS_TVWINDOW:
					ami_tree_close((struct treeview_window *)gwin);
				break;

				case AMINS_WINDOW:
					/* This also closes windows that are attached to the
					 * gui_window, such as local history and find. */
					ShowWindow(gwin->win, WINDOW_BACKMOST);
					ami_gui_close_window(gwin);
				break;

				case AMINS_GUIOPTSWINDOW:
					ami_gui_opts_close();
				break;

				case AMINS_DLWINDOW:
					ami_download_window_abort((struct gui_download_window *)gwin);
				break;
			}
		} while((node = nnode));

		win_destroyed = true;
	}

	if(IsMinListEmpty(window_list)) {
		/* last window closed, so exit */
		ami_quit = true;
	}
}

void ami_quit_netsurf_delayed(void)
{
	int res = -1;
#ifdef __amigaos4__
	char *utf8text = ami_utf8_easy(messages_get("TCPIPShutdown"));
	char *utf8gadgets = ami_utf8_easy(messages_get("AbortShutdown"));

	DisplayBeep(NULL);
	
	res = TimedDosRequesterTags(TDR_ImageType, TDRIMAGE_INFO,
		TDR_TitleString, messages_get("NetSurf"),
		TDR_FormatString, utf8text,
		TDR_GadgetString, utf8gadgets,
		TDR_Timeout, 5,
		TDR_Inactive, TRUE,
		TAG_DONE);
	
	free(utf8text);
	free(utf8gadgets);
#endif
	if(res == -1) { /* Requester timed out */
		nsoption_set_bool(tab_close_warn, false);
		ami_quit_netsurf();
	}
}

static void ami_gui_close_screen(struct Screen *scrn, BOOL locked_screen, BOOL donotwait)
{
	if(scrn == NULL) return;

	if(locked_screen) {
		UnlockPubScreen(NULL,scrn);
		locked_screen = FALSE;
	}

	if(CloseScreen(scrn) == TRUE) {
		if(screen_signal != -1) {
			FreeSignal(screen_signal);
			screen_signal = -1;
			scrn = NULL;
		}
		return;
	}
	if(donotwait == TRUE) return;

	/* If this is our own screen, wait for visitor windows to close */
	if(screen_signal == -1) return;

	ULONG scrnsig = 1 << screen_signal;
	LOG("Waiting for visitor windows to close... (signal)");
	Wait(scrnsig);

	while (CloseScreen(scrn) == FALSE) {
		LOG("Waiting for visitor windows to close... (polling)");
		Delay(50);
	}

	FreeSignal(screen_signal);
	screen_signal = -1;
	scrn = NULL;
}

void ami_try_quit(void)
{
	if(!IsMinListEmpty(window_list)) return;

	if(nsoption_bool(close_no_quit) == false)
	{
		ami_quit = true;
		return;
	}
	else
	{
		ami_gui_close_screen(scrn, locked_screen, TRUE);
	}
}

static void gui_quit(void)
{
	ami_theme_throbber_free();

	urldb_save(nsoption_charp(url_file));
	urldb_save_cookies(nsoption_charp(cookie_file));
	ami_hotlist_free(nsoption_charp(hotlist_file));
	ami_cookies_free();
	ami_global_history_free();
#ifdef __amigaos4__
	if(IApplication && ami_appid)
		UnregisterApplication(ami_appid, NULL);
#endif
	ami_arexx_cleanup();

	ami_free_layers(&browserglob);

	ami_font_fini();
	ami_help_free();
	
	LOG("Freeing menu items");
	ami_ctxmenu_free();
	ami_menu_free_glyphs();

	LOG("Freeing mouse pointers");
	ami_mouse_pointers_free();

	ami_file_req_free();
	ami_openurl_close();
	FreeStringClass(urlStringClass);

	FreeObjList(window_list);
}

char *ami_gui_get_cache_favicon_name(nsurl *url, bool only_if_avail)
{
	STRPTR filename = NULL;
	BPTR lock = 0;

	if ((filename = ASPrintf("%s/%x", current_user_faviconcache, nsurl_hash(url)))) {
		LOG("favicon cache location: %s", filename);

		if (only_if_avail == true) {
			if((lock = Lock(filename, ACCESS_READ))) {
				UnLock(lock);
				return filename;
			}
		} else {
			return filename;
		}
	}
	return NULL;
}

static void ami_gui_cache_favicon(nsurl *url, struct bitmap *favicon)
{
	STRPTR filename = NULL;

	if ((filename = ami_gui_get_cache_favicon_name(url, false))) {
		if(favicon) amiga_bitmap_save(favicon, filename, AMI_BITMAP_SCALE_ICON);
		FreeVec(filename);
	}
}

void ami_gui_update_hotlist_button(struct gui_window_2 *gwin)
{
	char *url;
	nsurl *nsurl;

	GetAttr(STRINGA_TextVal,
		(Object *)gwin->objects[GID_URL],
		(ULONG *)&url);

	if(nsurl_create(url, &nsurl) == NSERROR_OK) {
		if(hotlist_has_url(nsurl)) {
			RefreshSetGadgetAttrs((struct Gadget *)gwin->objects[GID_FAVE], gwin->win, NULL,
				BUTTON_RenderImage, gwin->objects[GID_FAVE_RMV], TAG_DONE);

			if (gwin->gw->favicon)
				ami_gui_cache_favicon(nsurl, content_get_bitmap(gwin->gw->favicon));
		} else {
			RefreshSetGadgetAttrs((struct Gadget *)gwin->objects[GID_FAVE], gwin->win, NULL,
				BUTTON_RenderImage, gwin->objects[GID_FAVE_ADD], TAG_DONE);
		}
		
		nsurl_unref(nsurl);
	}
}

static bool ami_gui_hotlist_add(void *userdata, int level, int item, const char *title, nsurl *url, bool is_folder)
{
	struct ami_gui_tb_userdata *tb_userdata = (struct ami_gui_tb_userdata *)userdata;
	struct Node *speed_button_node;
	char menu_icon[1024];
	char *utf8title = NULL;

	if(level != 1) return false;
	if(item > AMI_GUI_TOOLBAR_MAX) return false;
	if(is_folder == true) return false;

	if(utf8_from_local_encoding(title,
		(strlen(title) < NSA_MAX_HOTLIST_BUTTON_LEN) ? strlen(title) : NSA_MAX_HOTLIST_BUTTON_LEN,
		&utf8title) != NSERROR_OK)
		return false;

	char *iconname = ami_gui_get_cache_favicon_name(url, true);
	if (iconname == NULL) iconname = ASPrintf("icons/content.png");
	ami_locate_resource(menu_icon, iconname);

	tb_userdata->gw->hotlist_toolbar_lab[item] = BitMapObj,
						IA_Scalable, TRUE,
						BITMAP_Screen, scrn,
						BITMAP_SourceFile, menu_icon,
						BITMAP_Masking, TRUE,
					BitMapEnd;

	/* \todo make this scale the bitmap to these dimensions */
	SetAttrs(tb_userdata->gw->hotlist_toolbar_lab[item],
				BITMAP_Width, 16,
				BITMAP_Height, 16,
			TAG_DONE);

	Object *lab_item = LabelObj,
				//		LABEL_DrawInfo, dri,
						LABEL_DisposeImage, TRUE,
						LABEL_Image, tb_userdata->gw->hotlist_toolbar_lab[item],
						LABEL_Text, " ",
						LABEL_Text, utf8title,
					LabelEnd;

	free(utf8title);

	speed_button_node = AllocSpeedButtonNode(item,
					SBNA_Image, lab_item,
					SBNA_HintInfo, nsurl_access(url),
					SBNA_UserData, (void *)url,
					TAG_DONE);
			
	AddTail(tb_userdata->sblist, speed_button_node);

	tb_userdata->items++;
	return true;
}

static int ami_gui_hotlist_scan(struct tree *tree, struct List *speed_button_list, struct gui_window_2 *gwin)
{
	struct ami_gui_tb_userdata userdata;
	userdata.gw = gwin;
	userdata.sblist = speed_button_list;
	userdata.items = 0;

	ami_hotlist_scan((void *)&userdata, 0, messages_get("HotlistToolbar"), ami_gui_hotlist_add);
	return userdata.items;
}

static void ami_gui_hotlist_toolbar_add(struct gui_window_2 *gwin)
{
	struct TagItem attrs[2];

	attrs[0].ti_Tag = CHILD_MinWidth;
	attrs[0].ti_Data = 0;
	attrs[1].ti_Tag = TAG_DONE;
	attrs[1].ti_Data = 0;

	NewList(&gwin->hotlist_toolbar_list);

	if(ami_gui_hotlist_scan(ami_tree_get_tree(hotlist_window), &gwin->hotlist_toolbar_list, gwin) > 0) {
		gwin->objects[GID_HOTLIST] =
				SpeedBarObj,
					GA_ID, GID_HOTLIST,
					GA_RelVerify, TRUE,
					ICA_TARGET, ICTARGET_IDCMP,
					SPEEDBAR_BevelStyle, BVS_NONE,
					SPEEDBAR_Buttons, &gwin->hotlist_toolbar_list,
				SpeedBarEnd;
				
		gwin->objects[GID_HOTLISTSEPBAR] =
				BevelObj,
					BEVEL_Style, BVS_SBAR_VERT,
				BevelEnd;
#ifdef __amigaos4__
		IDoMethod(gwin->objects[GID_HOTLISTLAYOUT], LM_ADDCHILD,
				gwin->win, gwin->objects[GID_HOTLIST], attrs);

		IDoMethod(gwin->objects[GID_HOTLISTLAYOUT], LM_ADDIMAGE,
				gwin->win, gwin->objects[GID_HOTLISTSEPBAR], NULL);

#else
		SetAttrs(gwin->objects[GID_HOTLISTLAYOUT],
			LAYOUT_AddChild, gwin->objects[GID_HOTLIST], TAG_MORE, &attrs);
		SetAttrs(gwin->objects[GID_HOTLISTLAYOUT],
			LAYOUT_AddChild, gwin->objects[GID_HOTLISTSEPBAR], TAG_DONE);
#endif

		FlushLayoutDomainCache((struct Gadget *)gwin->objects[GID_MAIN]);

		RethinkLayout((struct Gadget *)gwin->objects[GID_MAIN],
				gwin->win, NULL, TRUE);
		
		ami_schedule_redraw(gwin, true);
	}
}

static void ami_gui_hotlist_toolbar_free(struct gui_window_2 *gwin, struct List *speed_button_list)
{
	int i;
	struct Node *node;
	struct Node *nnode;

	if(nsoption_bool(kiosk_mode) == true) return;

	if(IsListEmpty(speed_button_list)) return;
	node = GetHead(speed_button_list);

	do {
		nnode = GetSucc(node);
		Remove(node);
		FreeSpeedButtonNode(node);
	} while((node = nnode));

	for(i = 0; i < AMI_GUI_TOOLBAR_MAX; i++) {
		if(gwin->hotlist_toolbar_lab[i]) {
			DisposeObject(gwin->hotlist_toolbar_lab[i]);
			gwin->hotlist_toolbar_lab[i] = NULL;
		}
	}
}

static void ami_gui_hotlist_toolbar_remove(struct gui_window_2 *gwin)
{
#ifdef __amigaos4__
	IDoMethod(gwin->objects[GID_HOTLISTLAYOUT], LM_REMOVECHILD,
			gwin->win, gwin->objects[GID_HOTLIST]);

	IDoMethod(gwin->objects[GID_HOTLISTLAYOUT], LM_REMOVECHILD,
			gwin->win, gwin->objects[GID_HOTLISTSEPBAR]);
#else
	SetAttrs(gwin->objects[GID_HOTLISTLAYOUT], LAYOUT_RemoveChild, gwin->objects[GID_HOTLIST]);
	SetAttrs(gwin->objects[GID_HOTLISTLAYOUT], LAYOUT_RemoveChild, gwin->objects[GID_HOTLISTSEPBAR]);
#endif
	FlushLayoutDomainCache((struct Gadget *)gwin->objects[GID_MAIN]);

	RethinkLayout((struct Gadget *)gwin->objects[GID_MAIN],
			gwin->win, NULL, TRUE);

	ami_schedule_redraw(gwin, true);
}

static void ami_gui_hotlist_toolbar_update(struct gui_window_2 *gwin)
{
	if(IsListEmpty(&gwin->hotlist_toolbar_list)) {
		ami_gui_hotlist_toolbar_add(gwin);
		return;
	}

	/* Below should be SetAttr according to Autodocs */
	SetGadgetAttrs((struct Gadget *)gwin->objects[GID_HOTLIST],
						gwin->win, NULL,
						SPEEDBAR_Buttons, ~0,
						TAG_DONE);

	ami_gui_hotlist_toolbar_free(gwin, &gwin->hotlist_toolbar_list);

	if(ami_gui_hotlist_scan(ami_tree_get_tree(hotlist_window), &gwin->hotlist_toolbar_list, gwin) > 0) {
		SetGadgetAttrs((struct Gadget *)gwin->objects[GID_HOTLIST],
						gwin->win, NULL,
						SPEEDBAR_Buttons, &gwin->hotlist_toolbar_list,
						TAG_DONE);
	} else {
		ami_gui_hotlist_toolbar_remove(gwin);
	}
}

/**
 * Update hotlist toolbar and recreate the menu for all windows
 */
void ami_gui_hotlist_update_all(void)
{
	struct nsObject *node;
	struct nsObject *nnode;
	struct gui_window_2 *gwin;

	if(IsMinListEmpty(window_list))	return;

	node = (struct nsObject *)GetHead((struct List *)window_list);

	do {
		nnode=(struct nsObject *)GetSucc((struct Node *)node);
		gwin = node->objstruct;

		if(node->Type == AMINS_WINDOW)
		{
			ami_gui_hotlist_toolbar_update(gwin);
			ami_menu_refresh(gwin);
		}
	} while((node = nnode));
}

static void ami_toggletabbar(struct gui_window_2 *gwin, bool show)
{
	if(ClickTabBase->lib_Version < 53) return;

	if(show) {
		struct TagItem attrs[3];

		attrs[0].ti_Tag = CHILD_WeightedWidth;
		attrs[0].ti_Data = 0;
		attrs[1].ti_Tag = CHILD_WeightedHeight;
		attrs[1].ti_Data = 0;
		attrs[2].ti_Tag = TAG_DONE;
		attrs[2].ti_Data = 0;

		gwin->objects[GID_TABS] = ClickTabObj,
					GA_ID, GID_TABS,
					GA_RelVerify, TRUE,
					GA_Underscore, 13, // disable kb shortcuts
					GA_ContextMenu, ami_ctxmenu_clicktab_create(gwin),
					CLICKTAB_Labels, &gwin->tab_list,
					CLICKTAB_LabelTruncate, TRUE,
					CLICKTAB_CloseImage, gwin->objects[GID_CLOSETAB_BM],
					CLICKTAB_FlagImage, gwin->objects[GID_TABS_FLAG],
					ClickTabEnd;

		gwin->objects[GID_ADDTAB] = ButtonObj,
					GA_ID, GID_ADDTAB,
					GA_RelVerify, TRUE,
					GA_HintInfo, gwin->helphints[GID_ADDTAB],
					GA_Text, "+",
					BUTTON_RenderImage, gwin->objects[GID_ADDTAB_BM],
					ButtonEnd;
#ifdef __amigaos4__
		IDoMethod(gwin->objects[GID_TABLAYOUT], LM_ADDCHILD,
				gwin->win, gwin->objects[GID_TABS], NULL);

		IDoMethod(gwin->objects[GID_TABLAYOUT], LM_ADDCHILD,
				gwin->win, gwin->objects[GID_ADDTAB], attrs);
#else
		SetAttrs(gwin->objects[GID_TABLAYOUT],
				LAYOUT_AddChild, gwin->objects[GID_TABS], TAG_DONE);
		SetAttrs(gwin->objects[GID_TABLAYOUT],
				LAYOUT_AddChild, gwin->objects[GID_ADDTAB], TAG_MORE, &attrs);
#endif
	} else {
#ifdef __amigaos4__
		IDoMethod(gwin->objects[GID_TABLAYOUT], LM_REMOVECHILD,
				gwin->win, gwin->objects[GID_TABS]);

		IDoMethod(gwin->objects[GID_TABLAYOUT], LM_REMOVECHILD,
				gwin->win, gwin->objects[GID_ADDTAB]);
#else
		SetAttrs(gwin->objects[GID_TABLAYOUT],
				LAYOUT_RemoveChild, gwin->objects[GID_TABS], TAG_DONE);
		SetAttrs(gwin->objects[GID_TABLAYOUT],
				LAYOUT_RemoveChild, gwin->objects[GID_ADDTAB], TAG_DONE);
#endif

		gwin->objects[GID_TABS] = NULL;
		gwin->objects[GID_ADDTAB] = NULL;
	}

	FlushLayoutDomainCache((struct Gadget *)gwin->objects[GID_MAIN]);

	RethinkLayout((struct Gadget *)gwin->objects[GID_MAIN],
			gwin->win, NULL, TRUE);

	if(gwin->gw && gwin->gw->bw) browser_window_update(gwin->gw->bw, false);
}

void ami_gui_tabs_toggle_all(void)
{
	struct nsObject *node;
	struct nsObject *nnode;
	struct gui_window_2 *gwin;

	if(IsMinListEmpty(window_list))	return;

	node = (struct nsObject *)GetHead((struct List *)window_list);

	do {
		nnode=(struct nsObject *)GetSucc((struct Node *)node);
		gwin = node->objstruct;

		if(node->Type == AMINS_WINDOW)
		{
			if(gwin->tabs == 1) {
				if(nsoption_bool(tab_always_show) == true) {
					ami_toggletabbar(gwin, true);
				} else {
					ami_toggletabbar(gwin, false);
				}
			}
		}
	} while((node = nnode));
}

static void ami_gui_search_ico_refresh(void *p)
{
	search_web_select_provider(-1);
}

/**
 * Count windows, and optionally tabs.
 *
 * \param  window    window to count tabs of
 * \param  tabs      if window > 0, will be updated to contain the number of tabs
 *                   in that window, unchanged otherwise
 * \return number of windows currently open
 */
int ami_gui_count_windows(int window, int *tabs)
{
	int windows = 0;
	struct nsObject *node, *nnode;
	struct gui_window_2 *gwin;

	if(!IsMinListEmpty(window_list)) {
		node = (struct nsObject *)GetHead((struct List *)window_list);
		do {
			nnode=(struct nsObject *)GetSucc((struct Node *)node);

			gwin = node->objstruct;

			if(node->Type == AMINS_WINDOW) {
				windows++;
				if(window == windows) *tabs = gwin->tabs;
			}
		} while((node = nnode));
	}
	return windows;
}

/**
 * Set the scale of a gui window
 *
 * \param gw	gui_window to set scale for
 * \param scale	scale to set
 */
void ami_gui_set_scale(struct gui_window *gw, float scale)
{
	if(scale <= 0.0) return;
	gw->scale = scale;
	browser_window_set_scale(gw->bw, scale, true);
}

nserror ami_gui_new_blank_tab(struct gui_window_2 *gwin)
{
	nsurl *url;
	nserror error;
	struct browser_window *bw = NULL;

	error = nsurl_create(nsoption_charp(homepage_url), &url);
	if (error == NSERROR_OK) {
		error = browser_window_create(BW_CREATE_HISTORY |
					      BW_CREATE_TAB,
					      url,
					      NULL,
					      gwin->gw->bw,
					      &bw);
		nsurl_unref(url);
	}
	if (error != NSERROR_OK) {
		warn_user(messages_get_errorcode(error), 0);
		return error;
	}

	return NSERROR_OK;
}

static void ami_do_redraw_tiled(struct gui_window_2 *gwin, bool busy,
	int left, int top, int width, int height,
	int sx, int sy, struct IBox *bbox, struct redraw_context *ctx)
{
	int x, y;
	struct rect clip;
	int tile_size_x = glob->width;
	int tile_size_y = glob->height;

	int tile_x_scale = (int)(tile_size_x / gwin->gw->scale);
	int tile_y_scale = (int)(tile_size_y / gwin->gw->scale);

	browserglob.shared_pens = gwin->shared_pens; /* do we need this?? */
	
	if(top < 0) {
		height += top;
		top = 0;
	}

	if(left < 0) {
		width += left;
		left = 0;
	}

	if(top < sy) {
		height += (top - sy);
		top = sy;
	}
	if(left < sx) {
		width += (left - sx);
		left = sx;
	}

	if(((top - sy) + height) > bbox->Height)
		height = bbox->Height - (top - sy);

	if(((left - sx) + width) > bbox->Width)
		width = bbox->Width - (left - sx);

	if(width <= 0) return;
	if(height <= 0) return;

	if(busy) ami_set_pointer(gwin, GUI_POINTER_WAIT, false);

	for(y = top; y < (top + height); y += tile_y_scale) {
		clip.y0 = 0;
		clip.y1 = tile_size_y;
		if(clip.y1 > height) clip.y1 = height;
		if((((y - sy) * gwin->gw->scale) + clip.y1) > bbox->Height)
			clip.y1 = bbox->Height - ((y - sy) * gwin->gw->scale);

		for(x = left; x < (left + width); x += tile_x_scale) {
			clip.x0 = 0;
			clip.x1 = tile_size_x;
			if(clip.x1 > width) clip.x1 = width;
			if((((x - sx) * gwin->gw->scale) + clip.x1) > bbox->Width)
				clip.x1 = bbox->Width - ((x - sx) * gwin->gw->scale);

			if(browser_window_redraw(gwin->gw->bw,
				clip.x0 - (int)x,
				clip.y0 - (int)y,
				&clip, ctx))
			{
				ami_clearclipreg(&browserglob);
#ifdef __amigaos4__
				BltBitMapTags(BLITA_SrcType, BLITT_BITMAP, 
					BLITA_Source, browserglob.bm,
					BLITA_SrcX, 0,
					BLITA_SrcY, 0,
					BLITA_DestType, BLITT_RASTPORT, 
					BLITA_Dest, gwin->win->RPort,
					BLITA_DestX, bbox->Left + (int)((x - sx) * gwin->gw->scale),
					BLITA_DestY, bbox->Top + (int)((y - sy) * gwin->gw->scale),
					BLITA_Width, (int)(clip.x1),
					BLITA_Height, (int)(clip.y1),
					TAG_DONE);
#else
				BltBitMapRastPort(browserglob.bm, 0, 0, gwin->win->RPort,
					bbox->Left + (int)((x - sx) * gwin->gw->scale),
					bbox->Top + (int)((y - sy) * gwin->gw->scale),
					(int)(clip.x1), (int)(clip.y1), 0xC0);
#endif
			}
		}
	}
	
	if(busy) ami_reset_pointer(gwin);
}


/**
 * Redraw an area of the browser window - Amiga-specific function
 *
 * \param  g   a struct gui_window 
 * \param  bw  a struct browser_window
 * \param  busy  busy flag passed to tiled redraw.
 * \param  x0  top-left co-ordinate (in document co-ordinates)
 * \param  y0  top-left co-ordinate (in document co-ordinates)
 * \param  x1  bottom-right co-ordinate (in document co-ordinates)
 * \param  y1  bottom-right co-ordinate (in document co-ordinates)
 */

static void ami_do_redraw_limits(struct gui_window *g, struct browser_window *bw, bool busy,
		int x0, int y0, int x1, int y1)
{
	struct IBox *bbox;
	ULONG sx, sy;

	struct redraw_context ctx = {
		.interactive = true,
		.background_images = true,
		.plot = &amiplot
	};

	if(!g) return;
	if(browser_window_redraw_ready(bw) == false) return;

	sx = g->scrollx;
	sy = g->scrolly;

	if(g != g->shared->gw) return;

	if(ami_gui_get_space_box((Object *)g->shared->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
		warn_user("NoMemory", "");
		return;
	}

	ami_do_redraw_tiled(g->shared, busy, x0, y0,
		(x1 - x0) * g->scale, (y1 - y0) * g->scale, sx, sy, bbox, &ctx);

	ami_gui_free_space_box(bbox);

	return;
}

static void ami_refresh_window(struct gui_window_2 *gwin)
{
	/* simplerefresh only */

	struct IBox *bbox;
	int x0, x1, y0, y1, sx, sy;
	struct RegionRectangle *regrect;

	sx = gwin->gw->scrollx;
	sy = gwin->gw->scrolly;

	ami_set_pointer(gwin, GUI_POINTER_WAIT, false);

	if(ami_gui_get_space_box((Object *)gwin->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
		warn_user("NoMemory", "");
		return;
	}
	
	BeginRefresh(gwin->win);

	x0 = ((gwin->win->RPort->Layer->DamageList->bounds.MinX - bbox->Left) /
			browser_window_get_scale(gwin->gw->bw)) + sx - 1;
	x1 = ((gwin->win->RPort->Layer->DamageList->bounds.MaxX - bbox->Left) /
			browser_window_get_scale(gwin->gw->bw)) + sx + 2;
	y0 = ((gwin->win->RPort->Layer->DamageList->bounds.MinY - bbox->Top) /
			browser_window_get_scale(gwin->gw->bw)) + sy - 1;
	y1 = ((gwin->win->RPort->Layer->DamageList->bounds.MaxY - bbox->Top) /
			browser_window_get_scale(gwin->gw->bw)) + sy + 2;

	regrect = gwin->win->RPort->Layer->DamageList->RegionRectangle;

	ami_do_redraw_limits(gwin->gw, gwin->gw->bw, false, x0, y0, x1, y1);

	while(regrect)
	{
		x0 = ((regrect->bounds.MinX - bbox->Left) /
			browser_window_get_scale(gwin->gw->bw)) + sx - 1;
		x1 = ((regrect->bounds.MaxX - bbox->Left) /
			browser_window_get_scale(gwin->gw->bw)) + sx + 2;
		y0 = ((regrect->bounds.MinY - bbox->Top) /
			browser_window_get_scale(gwin->gw->bw)) + sy - 1;
		y1 = ((regrect->bounds.MaxY - bbox->Top) /
			browser_window_get_scale(gwin->gw->bw)) + sy + 2;

		regrect = regrect->Next;

		ami_do_redraw_limits(gwin->gw, gwin->gw->bw, false, x0, y0, x1, y1);
	}

	EndRefresh(gwin->win, TRUE);

	ami_gui_free_space_box(bbox);	
	ami_reset_pointer(gwin);
}

HOOKF(void, ami_scroller_hook, Object *, object, struct IntuiMessage *)
{
	ULONG gid;
	struct gui_window_2 *gwin = hook->h_Data;
	struct IntuiWheelData *wheel;
	struct Node *node = NULL;
	nsurl *url;

	switch(msg->Class)
	{
		case IDCMP_IDCMPUPDATE:
			gid = GetTagData( GA_ID, 0, msg->IAddress );

			switch( gid ) 
			{
				case GID_HSCROLL:
 				case GID_VSCROLL:
					if(nsoption_bool(faster_scroll) == true) gwin->redraw_scroll = true;
						else gwin->redraw_scroll = false;

					ami_schedule_redraw(gwin, true);
 				break;
				
				case GID_HOTLIST:
					if((node = (struct Node *)GetTagData(SPEEDBAR_SelectedNode, 0, msg->IAddress))) {
						GetSpeedButtonNodeAttrs(node, SBNA_UserData, (ULONG *)&url, TAG_DONE);

						if(gwin->key_state & BROWSER_MOUSE_MOD_2) {
							browser_window_create(BW_CREATE_TAB,
										      url,
										      NULL,
										      gwin->gw->bw,
										      NULL);
						} else {
							browser_window_navigate(gwin->gw->bw,
									url,
									NULL,
									BW_NAVIGATE_HISTORY,
									NULL,
									NULL,
									NULL);

						}
					}
				break;
			} 
		break;
#ifdef __amigaos4__
		case IDCMP_EXTENDEDMOUSE:
			if(msg->Code == IMSGCODE_INTUIWHEELDATA)
			{
				wheel = (struct IntuiWheelData *)msg->IAddress;

				ami_gui_scroll_internal(gwin, wheel->WheelX * 50, wheel->WheelY * 50);
			}
		break;
#endif
		case IDCMP_SIZEVERIFY:
		break;

		case IDCMP_REFRESHWINDOW:
			ami_refresh_window(gwin);
		break;

		default:
			LOG("IDCMP hook unhandled event: %d\n", msg->Class);
		break;
	}
//	ReplyMsg((struct Message *)msg);
} 

static struct gui_window *
gui_window_create(struct browser_window *bw,
		struct gui_window *existing,
		gui_window_create_flags flags)
{
	struct gui_window *g = NULL;
	ULONG offset = 0;
	ULONG curx = nsoption_int(window_x), cury = nsoption_int(window_y);
	ULONG curw = nsoption_int(window_width), curh = nsoption_int(window_height);
	char nav_west[100],nav_west_s[100],nav_west_g[100];
	char nav_east[100],nav_east_s[100],nav_east_g[100];
	char stop[100],stop_s[100],stop_g[100];
	char reload[100],reload_s[100],reload_g[100];
	char home[100],home_s[100],home_g[100];
	char closetab[100],closetab_s[100],closetab_g[100];
	char addtab[100],addtab_s[100],addtab_g[100];
	char fave[100], unfave[100];
	char tabthrobber[100];
	ULONG refresh_mode = WA_SmartRefresh;
	ULONG defer_layout = TRUE;
	ULONG idcmp_sizeverify = IDCMP_SIZEVERIFY;

	if (!scrn) ami_openscreenfirst();

	if (nsoption_bool(kiosk_mode)) flags &= ~GW_CREATE_TAB;
	if (nsoption_bool(resize_with_contents)) idcmp_sizeverify = 0;

	/* Offset the new window by titlebar + 1 as per AmigaOS style guide.
	 * If we don't have a clone window we offset by all windows open. */
	offset = scrn->WBorTop + scrn->Font->ta_YSize + 1;

	if(existing) {
		curx = existing->shared->win->LeftEdge;
		cury = existing->shared->win->TopEdge + offset;
		curw = existing->shared->win->Width;
		curh = existing->shared->win->Height;
	} else {
		if(nsoption_bool(kiosk_mode) == false) {
			cury += offset * ami_gui_count_windows(0, NULL);
		}
	}

	if(curh > (scrn->Height - cury)) curh = scrn->Height - cury;

	g = ami_misc_allocvec_clear(sizeof(struct gui_window), 0);

	if(!g)
	{
		warn_user("NoMemory","");
		return NULL;
	}

	NewList(&g->dllist);
	g->deferred_rects = NewObjList();
	g->deferred_rects_pool = ami_misc_itempool_create(sizeof(struct rect));
	g->bw = bw;
	g->scale = browser_window_get_scale(bw);

	if((flags & GW_CREATE_TAB) && existing)
	{
		g->shared = existing->shared;
		g->tab = g->shared->next_tab;
		g->shared->tabs++; /* do this early so functions know to update the tabs */

		if((g->shared->tabs == 2) && (nsoption_bool(tab_always_show) == false)) {
			ami_toggletabbar(g->shared, true);
		}

		SetGadgetAttrs((struct Gadget *)g->shared->objects[GID_TABS],
						g->shared->win, NULL,
						CLICKTAB_Labels, ~0,
						TAG_DONE);

		g->tab_node = AllocClickTabNode(TNA_Text, messages_get("NetSurf"),
								TNA_Number, g->tab,
								TNA_UserData, g,
								TNA_CloseGadget, TRUE,
								TAG_DONE);

		if(nsoption_bool(new_tab_last)) {
			AddTail(&g->shared->tab_list, g->tab_node);
		} else {
			struct Node *insert_after = existing->tab_node;

			if(existing->last_new_tab)
				insert_after = existing->last_new_tab;
			Insert(&g->shared->tab_list, g->tab_node, insert_after);
			existing->last_new_tab = g->tab_node;
		}

		RefreshSetGadgetAttrs((struct Gadget *)g->shared->objects[GID_TABS],
							g->shared->win, NULL,
							CLICKTAB_Labels, &g->shared->tab_list,
							TAG_DONE);

		if(nsoption_bool(new_tab_is_active)) {
			RefreshSetGadgetAttrs((struct Gadget *)g->shared->objects[GID_TABS],
							g->shared->win, NULL,
							CLICKTAB_Current, g->tab,
							TAG_DONE);
		}

		if(ClickTabBase->lib_Version < 53) {
			RethinkLayout((struct Gadget *)g->shared->objects[GID_TABLAYOUT],
				g->shared->win, NULL, TRUE);
		}

		g->shared->next_tab++;

		if(nsoption_bool(new_tab_is_active)) ami_switch_tab(g->shared,false);

		ami_update_buttons(g->shared);
		ami_schedule(0, ami_gui_refresh_favicon, g->shared);

		return g;
	}

	g->shared = ami_misc_allocvec_clear(sizeof(struct gui_window_2), 0);

	if(!g->shared)
	{
		warn_user("NoMemory","");
		return NULL;
	}

	g->shared->shared_pens = ami_AllocMinList();

	g->shared->scrollerhook.h_Entry = (void *)ami_scroller_hook;
	g->shared->scrollerhook.h_Data = g->shared;

	g->shared->favicon_hook.h_Entry = (void *)ami_set_favicon_render_hook;
	g->shared->favicon_hook.h_Data = g->shared;

	g->shared->throbber_hook.h_Entry = (void *)ami_set_throbber_render_hook;
	g->shared->throbber_hook.h_Data = g->shared;

	newprefs_hook.h_Entry = (void *)ami_gui_newprefs_hook;
	newprefs_hook.h_Data = 0;
	
	g->shared->ctxmenu_hook = ami_ctxmenu_get_hook(g->shared);
	g->shared->history_ctxmenu[AMI_CTXMENU_HISTORY_BACK] = NULL;
	g->shared->history_ctxmenu[AMI_CTXMENU_HISTORY_FORWARD] = NULL;
	g->shared->clicktab_ctxmenu = NULL;

	if(nsoption_bool(window_simple_refresh) == true) {
		refresh_mode = WA_SimpleRefresh;
		defer_layout = FALSE; /* testing reveals this does work with SimpleRefresh,
								but the docs say it doesn't so err on the side of caution. */
	} else {
		refresh_mode = WA_SmartRefresh;
		defer_layout = TRUE;
	}

	if(!nsoption_bool(kiosk_mode))
	{
		ULONG addtabclosegadget = TAG_IGNORE;
		ULONG iconifygadget = FALSE;

		if (nsoption_charp(pubscreen_name) && 
		    (locked_screen == TRUE) &&
		    (strcmp(nsoption_charp(pubscreen_name), "Workbench") == 0))
				iconifygadget = TRUE;

		struct Menu *menu = ami_menu_create(g->shared);

		NewList(&g->shared->tab_list);
		g->tab_node = AllocClickTabNode(TNA_Text,messages_get("NetSurf"),
											TNA_Number, 0,
											TNA_UserData, g,
											TNA_CloseGadget, TRUE,
											TAG_DONE);
		AddTail(&g->shared->tab_list,g->tab_node);

		g->shared->web_search_list = ami_gui_opts_websearch();
		g->shared->search_bm = NULL;

		g->shared->tabs=1;
		g->shared->next_tab=1;

		g->shared->svbuffer = ami_misc_allocvec_clear(2000, 0);

		g->shared->helphints[GID_BACK] =
			translate_escape_chars(messages_get("HelpToolbarBack"));
		g->shared->helphints[GID_FORWARD] =
			translate_escape_chars(messages_get("HelpToolbarForward"));
		g->shared->helphints[GID_STOP] =
			translate_escape_chars(messages_get("HelpToolbarStop"));
		g->shared->helphints[GID_RELOAD] =
			translate_escape_chars(messages_get("HelpToolbarReload"));
		g->shared->helphints[GID_HOME] =
			translate_escape_chars(messages_get("HelpToolbarHome"));
		g->shared->helphints[GID_URL] =
			translate_escape_chars(messages_get("HelpToolbarURL"));
		g->shared->helphints[GID_SEARCHSTRING] =
			translate_escape_chars(messages_get("HelpToolbarWebSearch"));
		g->shared->helphints[GID_ADDTAB] =
			translate_escape_chars(messages_get("HelpToolbarAddTab"));

		ami_get_theme_filename(nav_west, "theme_nav_west", false);
		ami_get_theme_filename(nav_west_s, "theme_nav_west_s", false);
		ami_get_theme_filename(nav_west_g, "theme_nav_west_g", false);
		ami_get_theme_filename(nav_east, "theme_nav_east", false);
		ami_get_theme_filename(nav_east_s, "theme_nav_east_s", false);
		ami_get_theme_filename(nav_east_g, "theme_nav_east_g", false);
		ami_get_theme_filename(stop, "theme_stop", false);
		ami_get_theme_filename(stop_s, "theme_stop_s", false);
		ami_get_theme_filename(stop_g, "theme_stop_g", false);
		ami_get_theme_filename(reload, "theme_reload", false);
		ami_get_theme_filename(reload_s, "theme_reload_s", false);
		ami_get_theme_filename(reload_g, "theme_reload_g", false);
		ami_get_theme_filename(home, "theme_home", false);
		ami_get_theme_filename(home_s, "theme_home_s", false);
		ami_get_theme_filename(home_g, "theme_home_g", false);
		ami_get_theme_filename(closetab, "theme_closetab", false);
		ami_get_theme_filename(closetab_s, "theme_closetab_s", false);
		ami_get_theme_filename(closetab_g, "theme_closetab_g", false);
		ami_get_theme_filename(addtab, "theme_addtab", false);
		ami_get_theme_filename(addtab_s, "theme_addtab_s", false);
		ami_get_theme_filename(addtab_g, "theme_addtab_g", false);
		ami_get_theme_filename(tabthrobber, "theme_tab_loading", false);
		ami_get_theme_filename(fave, "theme_fave", false);
		ami_get_theme_filename(unfave, "theme_unfave", false);

		g->shared->objects[GID_FAVE_ADD] = BitMapObj,
					BITMAP_SourceFile, fave,
					BITMAP_Screen, scrn,
					BITMAP_Masking, TRUE,
					BitMapEnd;

		g->shared->objects[GID_FAVE_RMV] = BitMapObj,
					BITMAP_SourceFile, unfave,
					BITMAP_Screen, scrn,
					BITMAP_Masking, TRUE,
					BitMapEnd;

		g->shared->objects[GID_ADDTAB_BM] = BitMapObj,
					BITMAP_SourceFile, addtab,
					BITMAP_SelectSourceFile, addtab_s,
					BITMAP_DisabledSourceFile, addtab_g,
					BITMAP_Screen, scrn,
					BITMAP_Masking, TRUE,
					BitMapEnd;

		g->shared->objects[GID_CLOSETAB_BM] = BitMapObj,
					BITMAP_SourceFile, closetab,
					BITMAP_SelectSourceFile, closetab_s,
					BITMAP_DisabledSourceFile, closetab_g,
					BITMAP_Screen, scrn,
					BITMAP_Masking, TRUE,
					BitMapEnd;

		if(ClickTabBase->lib_Version < 53)
		{
			addtabclosegadget = LAYOUT_AddChild;
			g->shared->objects[GID_CLOSETAB] = ButtonObj,
					GA_ID, GID_CLOSETAB,
					GA_RelVerify, TRUE,
					BUTTON_RenderImage, g->shared->objects[GID_CLOSETAB_BM],
					ButtonEnd;

			g->shared->objects[GID_TABS] = ClickTabObj,
					GA_ID,GID_TABS,
					GA_RelVerify,TRUE,
					GA_Underscore,13, // disable kb shortcuts
					CLICKTAB_Labels,&g->shared->tab_list,
					CLICKTAB_LabelTruncate,TRUE,
					ClickTabEnd;

			g->shared->objects[GID_ADDTAB] = ButtonObj,
					GA_ID, GID_ADDTAB,
					GA_RelVerify, TRUE,
					GA_Text, "+",
					BUTTON_RenderImage, g->shared->objects[GID_ADDTAB_BM],
					ButtonEnd;
		}
		else
		{
			g->shared->objects[GID_TABS_FLAG] = BitMapObj,
					BITMAP_SourceFile, tabthrobber,
					BITMAP_Screen,scrn,
					BITMAP_Masking,TRUE,
					BitMapEnd;
		}

		LOG("Creating window object");

		g->shared->objects[OID_MAIN] = WindowObj,
			WA_ScreenTitle, ami_gui_get_screen_title(),
			WA_Activate, TRUE,
			WA_DepthGadget, TRUE,
			WA_DragBar, TRUE,
			WA_CloseGadget, TRUE,
			WA_SizeGadget, TRUE,
			WA_Top,cury,
			WA_Left,curx,
			WA_Width,curw,
			WA_Height,curh,
			WA_PubScreen,scrn,
			WA_ReportMouse,TRUE,
			refresh_mode, TRUE,
			WA_SizeBBottom, TRUE,
			WA_ContextMenuHook, g->shared->ctxmenu_hook,
			WA_IDCMP, IDCMP_MENUPICK | IDCMP_MOUSEMOVE |
				IDCMP_MOUSEBUTTONS | IDCMP_NEWSIZE |
				IDCMP_RAWKEY | idcmp_sizeverify |
				IDCMP_GADGETUP | IDCMP_IDCMPUPDATE |
				IDCMP_REFRESHWINDOW |
				IDCMP_ACTIVEWINDOW | IDCMP_EXTENDEDMOUSE,
			WINDOW_IconifyGadget, iconifygadget,
			WINDOW_MenuStrip, menu,
			WINDOW_MenuUserData, WGUD_HOOK,
			WINDOW_NewPrefsHook, &newprefs_hook,
			WINDOW_IDCMPHook, &g->shared->scrollerhook,
			WINDOW_IDCMPHookBits, IDCMP_IDCMPUPDATE | IDCMP_REFRESHWINDOW |
						IDCMP_EXTENDEDMOUSE | IDCMP_SIZEVERIFY,
			WINDOW_SharedPort, sport,
			WINDOW_BuiltInScroll, TRUE,
			WINDOW_GadgetHelp, TRUE,
			WINDOW_UserData, g->shared,
  			WINDOW_ParentGroup, g->shared->objects[GID_MAIN] = LayoutVObj,
				LAYOUT_DeferLayout, defer_layout,
				LAYOUT_SpaceOuter, TRUE,
				LAYOUT_AddChild, g->shared->objects[GID_TOOLBARLAYOUT] = LayoutHObj,
					LAYOUT_VertAlignment, LALIGN_CENTER,
					LAYOUT_AddChild, g->shared->objects[GID_BACK] = ButtonObj,
						GA_ID, GID_BACK,
						GA_RelVerify, TRUE,
						GA_Disabled, TRUE,
						GA_ContextMenu, ami_ctxmenu_history_create(AMI_CTXMENU_HISTORY_BACK, g->shared),
						GA_HintInfo, g->shared->helphints[GID_BACK],
						BUTTON_RenderImage,BitMapObj,
							BITMAP_SourceFile,nav_west,
							BITMAP_SelectSourceFile,nav_west_s,
							BITMAP_DisabledSourceFile,nav_west_g,
							BITMAP_Screen,scrn,
							BITMAP_Masking,TRUE,
						BitMapEnd,
					ButtonEnd,
					CHILD_WeightedWidth,0,
					CHILD_WeightedHeight,0,
					LAYOUT_AddChild, g->shared->objects[GID_FORWARD] = ButtonObj,
						GA_ID, GID_FORWARD,
						GA_RelVerify, TRUE,
						GA_Disabled, TRUE,
						GA_ContextMenu, ami_ctxmenu_history_create(AMI_CTXMENU_HISTORY_FORWARD, g->shared),
						GA_HintInfo, g->shared->helphints[GID_FORWARD],
						BUTTON_RenderImage,BitMapObj,
							BITMAP_SourceFile,nav_east,
							BITMAP_SelectSourceFile,nav_east_s,
							BITMAP_DisabledSourceFile,nav_east_g,
							BITMAP_Screen,scrn,
							BITMAP_Masking,TRUE,
						BitMapEnd,
					ButtonEnd,
					CHILD_WeightedWidth,0,
					CHILD_WeightedHeight,0,
					LAYOUT_AddChild, g->shared->objects[GID_STOP] = ButtonObj,
						GA_ID,GID_STOP,
						GA_RelVerify,TRUE,
						GA_HintInfo, g->shared->helphints[GID_STOP],
						BUTTON_RenderImage,BitMapObj,
							BITMAP_SourceFile,stop,
							BITMAP_SelectSourceFile,stop_s,
							BITMAP_DisabledSourceFile,stop_g,
							BITMAP_Screen,scrn,
							BITMAP_Masking,TRUE,
						BitMapEnd,
					ButtonEnd,
					CHILD_WeightedWidth,0,
					CHILD_WeightedHeight,0,
					LAYOUT_AddChild, g->shared->objects[GID_RELOAD] = ButtonObj,
						GA_ID,GID_RELOAD,
						GA_RelVerify,TRUE,
						GA_HintInfo, g->shared->helphints[GID_RELOAD],
						BUTTON_RenderImage,BitMapObj,
							BITMAP_SourceFile,reload,
							BITMAP_SelectSourceFile,reload_s,
							BITMAP_DisabledSourceFile,reload_g,
							BITMAP_Screen,scrn,
							BITMAP_Masking,TRUE,
						BitMapEnd,
					ButtonEnd,
					CHILD_WeightedWidth,0,
					CHILD_WeightedHeight,0,
					LAYOUT_AddChild, g->shared->objects[GID_HOME] = ButtonObj,
						GA_ID,GID_HOME,
						GA_RelVerify,TRUE,
						GA_HintInfo, g->shared->helphints[GID_HOME],
						BUTTON_RenderImage,BitMapObj,
							BITMAP_SourceFile,home,
							BITMAP_SelectSourceFile,home_s,
							BITMAP_DisabledSourceFile,home_g,
							BITMAP_Screen,scrn,
							BITMAP_Masking,TRUE,
						BitMapEnd,
					ButtonEnd,
					CHILD_WeightedWidth,0,
					CHILD_WeightedHeight,0,
					LAYOUT_AddChild, LayoutHObj, // FavIcon, URL bar and hotlist star
						LAYOUT_VertAlignment, LALIGN_CENTER,
						LAYOUT_AddChild, g->shared->objects[GID_ICON] = SpaceObj,
							GA_ID, GID_ICON,
							SPACE_MinWidth, 16,
							SPACE_MinHeight, 16,
							SPACE_Transparent, TRUE,
						//	SPACE_RenderHook, &g->shared->favicon_hook,
						SpaceEnd,
						CHILD_WeightedWidth, 0,
						CHILD_WeightedHeight, 0,
						LAYOUT_AddChild, g->shared->objects[GID_URL] =
#ifdef __amigaos4__
							NewObject(urlStringClass, NULL,
#else
							StringObj,
#endif
									STRINGA_MaxChars, 2000,
									GA_ID, GID_URL,
									GA_RelVerify, TRUE,
									GA_HintInfo, g->shared->helphints[GID_URL],
									GA_TabCycle, TRUE,
									STRINGA_Buffer, g->shared->svbuffer,
#ifdef __amigaos4__
									STRINGVIEW_Header, URLHistory_GetList(),
#endif
							TAG_DONE),
						LAYOUT_AddChild, g->shared->objects[GID_FAVE] = ButtonObj,
							GA_ID, GID_FAVE,
							GA_RelVerify, TRUE,
						//	GA_HintInfo, g->shared->helphints[GID_FAVE],
							BUTTON_RenderImage, g->shared->objects[GID_FAVE_ADD],
						ButtonEnd,
						CHILD_WeightedWidth, 0,
						CHILD_WeightedHeight, 0,
					LayoutEnd,
				//	GA_ID, GID_TOOLBARLAYOUT,
				//	GA_RelVerify, TRUE,
				//	LAYOUT_RelVerify, TRUE,
					LAYOUT_WeightBar, TRUE,
					LAYOUT_AddChild, LayoutHObj,
						LAYOUT_VertAlignment, LALIGN_CENTER,
						LAYOUT_AddChild, g->shared->objects[GID_SEARCH_ICON] = ChooserObj,
							GA_ID, GID_SEARCH_ICON,
							GA_RelVerify, TRUE,
							CHOOSER_DropDown, TRUE,
							CHOOSER_Labels, g->shared->web_search_list,
							CHOOSER_MaxLabels, 40, /* Same as options GUI */
						ChooserEnd,
						CHILD_WeightedWidth,0,
						CHILD_WeightedHeight,0,
						LAYOUT_AddChild, g->shared->objects[GID_SEARCHSTRING] = StringObj,
							GA_ID,GID_SEARCHSTRING,
                 					STRINGA_TextVal, NULL,
							GA_RelVerify,TRUE,
							GA_HintInfo, g->shared->helphints[GID_SEARCHSTRING],
						StringEnd,
					LayoutEnd,
					CHILD_WeightedWidth, nsoption_int(web_search_width),
					LAYOUT_AddChild, g->shared->objects[GID_THROBBER] = SpaceObj,
						GA_ID,GID_THROBBER,
						SPACE_MinWidth,throbber_width,
						SPACE_MinHeight,throbber_height,
						SPACE_Transparent,TRUE,
					//	SPACE_RenderHook, &g->shared->throbber_hook,
					SpaceEnd,
					CHILD_WeightedWidth,0,
					CHILD_WeightedHeight,0,
				LayoutEnd,
				CHILD_WeightedHeight,0,
				LAYOUT_AddImage, BevelObj,
					BEVEL_Style, BVS_SBAR_VERT,
				BevelEnd,
				CHILD_WeightedHeight, 0,
				LAYOUT_AddChild, g->shared->objects[GID_HOTLISTLAYOUT] = LayoutVObj,
					LAYOUT_SpaceInner, FALSE,
				LayoutEnd,
				CHILD_WeightedHeight,0,
				LAYOUT_AddChild, g->shared->objects[GID_TABLAYOUT] = LayoutHObj,
					LAYOUT_SpaceInner,FALSE,
					addtabclosegadget, g->shared->objects[GID_CLOSETAB],
					CHILD_WeightedWidth,0,
					CHILD_WeightedHeight,0,

					addtabclosegadget, g->shared->objects[GID_TABS],
					CHILD_CacheDomain,FALSE,

					addtabclosegadget, g->shared->objects[GID_ADDTAB],
					CHILD_WeightedWidth,0,
					CHILD_WeightedHeight,0,
				LayoutEnd,
				CHILD_WeightedHeight,0,
				LAYOUT_AddChild, LayoutVObj,
					LAYOUT_AddChild, g->shared->objects[GID_VSCROLLLAYOUT] = LayoutHObj,
						LAYOUT_AddChild, LayoutVObj,
							LAYOUT_AddChild, g->shared->objects[GID_HSCROLLLAYOUT] = LayoutVObj,
								LAYOUT_AddChild, g->shared->objects[GID_BROWSER] = SpaceObj,
									GA_ID,GID_BROWSER,
									SPACE_Transparent,TRUE,
								SpaceEnd,
							EndGroup,
						EndGroup,
					EndGroup,
#ifndef __amigaos4__
					LAYOUT_AddChild, g->shared->objects[GID_STATUS] = StringObj,
						GA_ID, GID_STATUS,
							GA_ReadOnly, TRUE,
             				STRINGA_TextVal, NULL,
						GA_RelVerify, TRUE,
					StringEnd,
#endif
				EndGroup,
			EndGroup,
		EndWindow;
	}
	else
	{
		/* borderless kiosk mode window */
		g->tab = 0;
		g->shared->tabs = 0;
		g->tab_node = NULL;

		g->shared->objects[OID_MAIN] = WindowObj,
       	    WA_ScreenTitle, ami_gui_get_screen_title(),
           	WA_Activate, TRUE,
           	WA_DepthGadget, FALSE,
       	   	WA_DragBar, FALSE,
           	WA_CloseGadget, FALSE,
			WA_Borderless,TRUE,
			WA_RMBTrap,TRUE,
			WA_Top,0,
			WA_Left,0,
			WA_Width, scrn->Width,
			WA_Height, scrn->Height,
           	WA_SizeGadget, FALSE,
			WA_PubScreen, scrn,
			WA_ReportMouse, TRUE,
			refresh_mode, TRUE,
       	   	WA_IDCMP, IDCMP_MENUPICK | IDCMP_MOUSEMOVE |
					IDCMP_MOUSEBUTTONS | IDCMP_NEWSIZE |
					IDCMP_RAWKEY | IDCMP_REFRESHWINDOW |
					IDCMP_GADGETUP | IDCMP_IDCMPUPDATE |
					IDCMP_EXTENDEDMOUSE,
			WINDOW_IDCMPHook,&g->shared->scrollerhook,
			WINDOW_IDCMPHookBits, IDCMP_IDCMPUPDATE |
					IDCMP_EXTENDEDMOUSE | IDCMP_REFRESHWINDOW,
			WINDOW_SharedPort,sport,
			WINDOW_UserData,g->shared,
			WINDOW_BuiltInScroll,TRUE,
			WINDOW_ParentGroup, g->shared->objects[GID_MAIN] = LayoutHObj,
			LAYOUT_DeferLayout, defer_layout,
			LAYOUT_SpaceOuter, TRUE,
				LAYOUT_AddChild, g->shared->objects[GID_VSCROLLLAYOUT] = LayoutHObj,
					LAYOUT_AddChild, g->shared->objects[GID_HSCROLLLAYOUT] = LayoutVObj,
						LAYOUT_AddChild, g->shared->objects[GID_BROWSER] = SpaceObj,
							GA_ID,GID_BROWSER,
							SPACE_Transparent,TRUE,
						SpaceEnd,
					EndGroup,
				EndGroup,
			EndGroup,
		EndWindow;
	}

	LOG("Opening window");

	g->shared->win = (struct Window *)RA_OpenWindow(g->shared->objects[OID_MAIN]);

	LOG("Window opened, adding border gadgets");

	if(!g->shared->win)
	{
		warn_user("NoMemory","");
		FreeVec(g->shared);
		FreeVec(g);
		return NULL;
	}

	if(nsoption_bool(kiosk_mode) == false)
	{
#ifdef __amigaos4__
		ULONG width, height;
		struct DrawInfo *dri = GetScreenDrawInfo(scrn);
		
		ami_get_border_gadget_size(g->shared,
				(ULONG *)&width, (ULONG *)&height);

		g->shared->objects[GID_STATUS] = NewObject(
				NULL,
				"frbuttonclass",
				GA_ID, GID_STATUS,
				GA_Left, scrn->WBorLeft + 2,
				GA_RelBottom, scrn->WBorBottom - (height/2),
				GA_BottomBorder, TRUE,
				GA_Width, width,
				GA_Height, 1 + height - scrn->WBorBottom,
				GA_DrawInfo, dri,
				GA_ReadOnly, TRUE,
				GA_Disabled, TRUE,
				GA_Image, (struct Image *)NewObject(
					NULL,
					"gaugeiclass",
					GAUGEIA_Level, 0,
					IA_Top, (int)(- ceil((scrn->WBorBottom + height) / 2)),
					IA_Left, -4,
					IA_Height, 2 + height - scrn->WBorBottom, 
					IA_Label, NULL,
					IA_InBorder, TRUE,
					IA_Screen, scrn,
					TAG_DONE),
				TAG_DONE);

		AddGList(g->shared->win, (struct Gadget *)g->shared->objects[GID_STATUS],
				(UWORD)~0, -1, NULL);

		/* Apparently you can't set GA_Width on creation time for frbuttonclass */

		SetGadgetAttrs((struct Gadget *)g->shared->objects[GID_STATUS],
			g->shared->win, NULL,
			GA_Width, width,
			TAG_DONE);

		RefreshGadgets((APTR)g->shared->objects[GID_STATUS],
				g->shared->win, NULL);
				
		FreeScreenDrawInfo(scrn, dri);
#endif //__amigaos4__				
		ami_gui_hotlist_toolbar_add(g->shared); /* is this the right place for this? */
		if(nsoption_bool(tab_always_show)) ami_toggletabbar(g->shared, true);
	}

	g->shared->gw = g;
	cur_gw = g;

	g->shared->appwin = AddAppWindowA((ULONG)g->shared->objects[OID_MAIN],
							(ULONG)g->shared, g->shared->win, appport, NULL);

	g->shared->node = AddObject(window_list,AMINS_WINDOW);
	g->shared->node->objstruct = g->shared;

	glob = &browserglob;

	if(locked_screen) {
		UnlockPubScreen(NULL,scrn);
		locked_screen = FALSE;
	}

	ami_schedule(0, ami_gui_search_ico_refresh, NULL);

	ScreenToFront(scrn);

	return g;
}

static void ami_gui_close_tabs(struct gui_window_2 *gwin, bool other_tabs)
{
	struct Node *tab;
	struct Node *ntab;
	struct gui_window *gw;

	if((gwin->tabs > 1) && (nsoption_bool(tab_close_warn) == true)) {
		char *req_body = ami_utf8_easy(messages_get("MultiTabClose"));
		int32 res = ami_warn_user_multi(req_body, "Yes", "No", gwin->win);
		free(req_body);

		if(res == 0) return;
	}

	if(gwin->tabs) {
		tab = GetHead(&gwin->tab_list);

		do {
			ntab=GetSucc(tab);
			GetClickTabNodeAttrs(tab,
								TNA_UserData,&gw,
								TAG_DONE);

			if((other_tabs == false) || (gwin->gw != gw)) {
				browser_window_destroy(gw->bw);
			}
		} while((tab=ntab));
	} else {
		if(other_tabs == false) browser_window_destroy(gwin->gw->bw);
	}
}

void ami_gui_close_window(struct gui_window_2 *gwin)
{
	ami_gui_close_tabs(gwin, false);
}

void ami_gui_close_inactive_tabs(struct gui_window_2 *gwin)
{
	ami_gui_close_tabs(gwin, true);
}

static void gui_window_destroy(struct gui_window *g)
{
	struct Node *ptab = NULL;
	int gid;

	if(!g) return;

	if(g->shared->searchwin && (g->shared->searchwin->gwin == g))
	{
		ami_search_close();
		win_destroyed = true;
	}

	if(g->hw)
	{
		ami_history_close(g->hw);
		win_destroyed = true;
	}

	ami_free_download_list(&g->dllist);
	FreeObjList(g->deferred_rects);
	ami_misc_itempool_delete(g->deferred_rects_pool);
	gui_window_stop_throbber(g);

	cur_gw = NULL;

	if(g->shared->tabs > 1) {
		SetGadgetAttrs((struct Gadget *)g->shared->objects[GID_TABS],g->shared->win,NULL,
						CLICKTAB_Labels,~0,
						TAG_DONE);

		GetAttr(CLICKTAB_CurrentNode, g->shared->objects[GID_TABS], (ULONG *)&ptab);

		if(ptab == g->tab_node) {
			ptab = GetSucc(g->tab_node);
			if(!ptab) ptab = GetPred(g->tab_node);
		}

		Remove(g->tab_node);
		FreeClickTabNode(g->tab_node);
		RefreshSetGadgetAttrs((struct Gadget *)g->shared->objects[GID_TABS], g->shared->win, NULL,
						CLICKTAB_Labels, &g->shared->tab_list,
						CLICKTAB_CurrentNode, ptab,
						TAG_DONE);

		if(ClickTabBase->lib_Version < 53)
			RethinkLayout((struct Gadget *)g->shared->objects[GID_TABLAYOUT],
				g->shared->win, NULL, TRUE);

		g->shared->tabs--;
		ami_switch_tab(g->shared,true);
		ami_schedule(0, ami_gui_refresh_favicon, g->shared);

		if((g->shared->tabs == 1) && (nsoption_bool(tab_always_show) == false))
			ami_toggletabbar(g->shared, false);

		ami_utf8_free(g->tabtitle);

		FreeVec(g);
		return;
	}

	ami_plot_release_pens(g->shared->shared_pens);
	FreeVec(g->shared->shared_pens);
	ami_schedule_redraw_remove(g->shared);
	ami_schedule(-1, ami_gui_refresh_favicon, g->shared);

	DisposeObject(g->shared->objects[OID_MAIN]);
	ami_gui_appicon_remove(g->shared);
	if(g->shared->appwin) RemoveAppWindow(g->shared->appwin);
	ami_gui_hotlist_toolbar_free(g->shared, &g->shared->hotlist_toolbar_list);

	/* These aren't freed by the above.
	 * TODO: nav_west etc need freeing too? */
	DisposeObject(g->shared->objects[GID_ADDTAB_BM]);
	DisposeObject(g->shared->objects[GID_CLOSETAB_BM]);
	DisposeObject(g->shared->objects[GID_TABS_FLAG]);
	DisposeObject(g->shared->objects[GID_FAVE_ADD]);
	DisposeObject(g->shared->objects[GID_FAVE_RMV]);

	ami_gui_opts_websearch_free(g->shared->web_search_list);
	if(g->shared->search_bm) DisposeObject(g->shared->search_bm);

	/* This appears to be disposed along with the ClickTab object
	if(g->shared->clicktab_ctxmenu) DisposeObject((Object *)g->shared->clicktab_ctxmenu); */
	DisposeObject((Object *)g->shared->history_ctxmenu[AMI_CTXMENU_HISTORY_BACK]);
	DisposeObject((Object *)g->shared->history_ctxmenu[AMI_CTXMENU_HISTORY_FORWARD]);
	ami_ctxmenu_release_hook(g->shared->ctxmenu_hook);
	ami_free_menulabs(g->shared);
	ami_menu_free(g->shared);

	free(g->shared->wintitle);
	ami_utf8_free(g->shared->status);
	FreeVec(g->shared->svbuffer);

	for(gid = 0; gid < GID_LAST; gid++)
		free(g->shared->helphints[gid]);

	DelObject(g->shared->node);
	if(g->tab_node) {
		Remove(g->tab_node);
		FreeClickTabNode(g->tab_node);
	}
	FreeVec(g); // g->shared should be freed by DelObject()

	if(IsMinListEmpty(window_list))
	{
		/* last window closed, so exit */
		ami_try_quit();
	}

	win_destroyed = true;
}

static void gui_window_set_title(struct gui_window *g, const char *title)
{
	struct Node *node;
	char *utf8title;

	if(!g) return;
	if(!title) return;

	utf8title = ami_utf8_easy((char *)title);

	if(g->tab_node) // && (g->shared->tabs > 1))
	{
		node = g->tab_node;

		if((g->tabtitle == NULL) || (strcmp(utf8title, g->tabtitle)))
		{
			SetGadgetAttrs((struct Gadget *)g->shared->objects[GID_TABS],
							g->shared->win, NULL,
							CLICKTAB_Labels, ~0,
							TAG_DONE);

			if(g->tabtitle) ami_utf8_free(g->tabtitle);
			g->tabtitle = strdup(utf8title);

			SetClickTabNodeAttrs(node, TNA_Text, g->tabtitle,
							TNA_HintInfo, g->tabtitle,
							TAG_DONE);

			RefreshSetGadgetAttrs((struct Gadget *)g->shared->objects[GID_TABS],
								g->shared->win, NULL,
								CLICKTAB_Labels, &g->shared->tab_list,
								TAG_DONE);

			if(ClickTabBase->lib_Version < 53)
				RethinkLayout((struct Gadget *)g->shared->objects[GID_TABLAYOUT],
					g->shared->win, NULL, TRUE);
		}
	}

	if(g == g->shared->gw) {
		if((g->shared->wintitle == NULL) || (strcmp(utf8title, g->shared->wintitle)))
		{
			if(g->shared->wintitle) free(g->shared->wintitle);
			g->shared->wintitle = strdup(utf8title);
			SetWindowTitles(g->shared->win, g->shared->wintitle, ami_gui_get_screen_title());
		}
	}

	ami_utf8_free(utf8title);
}

static void ami_redraw_callback(void *p)
{
	struct gui_window_2 *gwin = (struct gui_window_2 *)p;

	if(gwin->redraw_required) {
		ami_do_redraw(gwin);
	}

	ami_gui_window_update_box_deferred(gwin->gw, true);

	if(gwin->gw->c_h)
	{
		gui_window_place_caret(gwin->gw, gwin->gw->c_x,
		gwin->gw->c_y, gwin->gw->c_h, NULL);
	}
}

/**
 * Schedule a redraw of the browser window - Amiga-specific function
 *
 * \param  gwin         a struct gui_window_2
 * \param  full_redraw  set to true to schedule a full redraw,
                        should only be set to false when called from gui_window_update_box()
 */
void ami_schedule_redraw(struct gui_window_2 *gwin, bool full_redraw)
{
	int ms = 1;

	if(full_redraw) gwin->redraw_required = true;
	ami_schedule(ms, ami_redraw_callback, gwin);
}

static void ami_schedule_redraw_remove(struct gui_window_2 *gwin)
{
	ami_schedule(-1, ami_redraw_callback, gwin);
}

static void gui_window_redraw_window(struct gui_window *g)
{
	if(!g) return;

	if(g == g->shared->gw)
		ami_schedule_redraw(g->shared, true);
}

static void ami_gui_window_update_box_deferred(struct gui_window *g, bool draw)
{
	struct nsObject *node;
	struct nsObject *nnode;
	struct rect *rect;
	
	if(!g) return;
	if(IsMinListEmpty(g->deferred_rects)) return;

	if(draw == true) {
		ami_set_pointer(g->shared, GUI_POINTER_WAIT, false);
	} else {
		LOG("Ignoring deferred box redraw queue");
	}

	node = (struct nsObject *)GetHead((struct List *)g->deferred_rects);

	do {
		if(draw == true) {
			rect = (struct rect *)node->objstruct;
			ami_do_redraw_limits(g, g->bw, false,
				rect->x0, rect->y0, rect->x1, rect->y1);
		}
		nnode=(struct nsObject *)GetSucc((struct Node *)node);
		ami_misc_itempool_free(g->deferred_rects_pool, node->objstruct, sizeof(struct rect));
		DelObjectNoFree(node);
	} while((node = nnode));

	if(draw == true) ami_reset_pointer(g->shared);
}

static bool ami_gui_window_update_box_deferred_check(struct MinList *deferred_rects,
				const struct rect *new_rect, APTR mempool)
{
	struct nsObject *node;
	struct nsObject *nnode;
	struct rect *rect;
	
	if(IsMinListEmpty(deferred_rects)) return true;

	node = (struct nsObject *)GetHead((struct List *)deferred_rects);

	do {
		nnode=(struct nsObject *)GetSucc((struct Node *)node);
		rect = (struct rect *)node->objstruct;
		
		if((rect->x0 <= new_rect->x0) &&
			(rect->y0 <= new_rect->y0) &&
			(rect->x1 >= new_rect->x1) &&
			(rect->y1 >= new_rect->y1)) {
			return false;
		}
		
		if ((new_rect->x0 <= rect->x0) &&
			(new_rect->y0 <= rect->y0) &&
			(new_rect->x1 >= rect->x1) &&
			(new_rect->y1 >= rect->y1)) {
			LOG("Removing queued redraw that is a subset of new box redraw");
			ami_misc_itempool_free(mempool, node->objstruct, sizeof(struct rect));
			DelObjectNoFree(node);
			/* Don't return - we might find more */
		}
	} while((node = nnode));

	return true;
}

static void gui_window_update_box(struct gui_window *g, const struct rect *rect)
{
	struct nsObject *nsobj;
	struct rect *deferred_rect;
	if(!g) return;
	
	if(ami_gui_window_update_box_deferred_check(g->deferred_rects, rect,
			g->deferred_rects_pool)) {
		deferred_rect = ami_misc_itempool_alloc(g->deferred_rects_pool, sizeof(struct rect));
		CopyMem(rect, deferred_rect, sizeof(struct rect));
		nsobj = AddObject(g->deferred_rects, AMINS_RECT);
		nsobj->objstruct = deferred_rect;
	} else {
		LOG("Ignoring duplicate or subset of queued box redraw");
	}
	ami_schedule_redraw(g->shared, false);
}

/**
 * callback from core to reformat a window.
 */
static void amiga_window_reformat(struct gui_window *gw)
{
	struct IBox *bbox;

	if (gw != NULL) {
		if(ami_gui_get_space_box((Object *)gw->shared->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
			warn_user("NoMemory", "");
			return;
		}
		browser_window_reformat(gw->bw, false, bbox->Width, bbox->Height);
		gw->shared->redraw_scroll = false;
		ami_gui_free_space_box(bbox);
	}
}

static void ami_do_redraw(struct gui_window_2 *gwin)
{
	ULONG hcurrent,vcurrent,xoffset,yoffset,width=800,height=600;
	struct IBox *bbox;
	ULONG oldh = gwin->oldh, oldv=gwin->oldv;
	struct RastPort *temprp;

	if(browser_window_redraw_ready(gwin->gw->bw) == false) return;

	ami_get_hscroll_pos(gwin, (ULONG *)&hcurrent);
	ami_get_vscroll_pos(gwin, (ULONG *)&vcurrent);

	gwin->gw->scrollx = hcurrent;
	gwin->gw->scrolly = vcurrent;

	if(ami_gui_get_space_box((Object *)gwin->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
		warn_user("NoMemory", "");
		return;
	}

	width=bbox->Width;
	height=bbox->Height;
	xoffset=bbox->Left;
	yoffset=bbox->Top;

	if(gwin->redraw_scroll)
	{
		if((abs(vcurrent-oldv) > height) ||	(abs(hcurrent-oldh) > width))
			gwin->redraw_scroll = false;

 		if(gwin->new_content) gwin->redraw_scroll = false;
//		if(gwin->gw->scale != 1.0) gwin->redraw_scroll = false;
	}

	if(gwin->redraw_scroll)
	{
		struct rect rect;
		
		gwin->gw->c_h_temp = gwin->gw->c_h;
		gui_window_remove_caret(gwin->gw);

		ScrollWindowRaster(gwin->win, hcurrent - oldh, vcurrent - oldv,
				xoffset, yoffset, xoffset + width - 1, yoffset + height - 1);

		gwin->gw->c_h = gwin->gw->c_h_temp;

		if(vcurrent>oldv) /* Going down */
		{
			ami_spacebox_to_ns_coords(gwin, &rect.x0, &rect.y0, 0, height - (vcurrent - oldv) - 1);
			ami_spacebox_to_ns_coords(gwin, &rect.x1, &rect.y1, width + 1, height + 1);
			gui_window_update_box(gwin->gw, &rect);
		}
		else if(vcurrent<oldv) /* Going up */
		{
			ami_spacebox_to_ns_coords(gwin, &rect.x0, &rect.y0, 0, 0);
			ami_spacebox_to_ns_coords(gwin, &rect.x1, &rect.y1, width + 1, oldv - vcurrent + 1);
			gui_window_update_box(gwin->gw, &rect);
		}

		if(hcurrent>oldh) /* Going right */
		{
			ami_spacebox_to_ns_coords(gwin, &rect.x0, &rect.y0, width - (hcurrent - oldh), 0);
			ami_spacebox_to_ns_coords(gwin, &rect.x1, &rect.y1, width + 1, height + 1);
			gui_window_update_box(gwin->gw, &rect);
		}
		else if(hcurrent<oldh) /* Going left */
		{
			ami_spacebox_to_ns_coords(gwin, &rect.x0, &rect.y0, 0, 0);
			ami_spacebox_to_ns_coords(gwin, &rect.x1, &rect.y1, oldh - hcurrent + 1, height + 1);
			gui_window_update_box(gwin->gw, &rect);
		}
	}
	else
	{
		struct rect clip;
		struct redraw_context ctx = {
			.interactive = true,
			.background_images = true,
			.plot = &amiplot
		};

		glob = &browserglob;

		if(nsoption_bool(direct_render) == false)
		{
			ami_do_redraw_tiled(gwin, true, hcurrent, vcurrent, width, height, hcurrent, vcurrent, bbox, &ctx);
		}
		else
		{
			browserglob.shared_pens = gwin->shared_pens;
			temprp = browserglob.rp;
 			browserglob.rp = gwin->win->RPort;
			clip.x0 = bbox->Left;
			clip.y0 = bbox->Top;
			clip.x1 = bbox->Left + bbox->Width;
			clip.y1 = bbox->Top + bbox->Height;

			ami_set_pointer(gwin, GUI_POINTER_WAIT, false);

			if(browser_window_redraw(gwin->gw->bw, clip.x0 - hcurrent, clip.y0 - vcurrent, &clip, &ctx))
			{
				ami_clearclipreg(&browserglob);
				browserglob.rp = temprp;
			}
			
			ami_reset_pointer(gwin);
		}
		/* Tell NetSurf not to bother with the next queued box redraw, as we've redrawn everything. */
		ami_gui_window_update_box_deferred(gwin->gw, false);
	}

	ami_update_buttons(gwin);

	gwin->oldh = hcurrent;
	gwin->oldv = vcurrent;

	gwin->redraw_scroll = false;
	gwin->redraw_required = false;
	gwin->new_content = false;

	ami_gui_free_space_box(bbox);
}

void ami_get_hscroll_pos(struct gui_window_2 *gwin, ULONG *xs)
{
	if(gwin->objects[GID_HSCROLL])
	{
		GetAttr(SCROLLER_Top, (Object *)gwin->objects[GID_HSCROLL], xs);
	} else {
		*xs = 0;
	}

	*xs /= gwin->gw->scale;
}

void ami_get_vscroll_pos(struct gui_window_2 *gwin, ULONG *ys)
{
	if(gwin->objects[GID_VSCROLL]) {
		GetAttr(SCROLLER_Top, gwin->objects[GID_VSCROLL], ys);
	} else {
		*ys = 0;
	}

	*ys /= gwin->gw->scale;
}

static bool gui_window_get_scroll(struct gui_window *g, int *sx, int *sy)
{
	ami_get_hscroll_pos(g->shared, (ULONG *)sx);
	ami_get_vscroll_pos(g->shared, (ULONG *)sy);

	return true;
}

static void gui_window_set_scroll(struct gui_window *g, int sx, int sy)
{
	struct IBox *bbox;
	int width, height;

	if(!g) return;
	if(!g->bw || browser_window_has_content(g->bw) == false) return;

	if(ami_gui_get_space_box((Object *)g->shared->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
		warn_user("NoMemory", "");
		return;
	}

	if(sx < 0) sx=0;
	if(sy < 0) sy=0;

	browser_window_get_extents(g->bw, false, &width, &height);

	if(sx >= width - bbox->Width)
		sx = width - bbox->Width;
	if(sy >= height - bbox->Height)
		sy = height - bbox->Height;

	if(width <= bbox->Width) sx = 0;
	if(height <= bbox->Height) sy = 0;

	ami_gui_free_space_box(bbox);

	if(g == g->shared->gw) {
		if(g->shared->objects[GID_VSCROLL]) {
			RefreshSetGadgetAttrs((struct Gadget *)(APTR)g->shared->objects[GID_VSCROLL],
				g->shared->win, NULL,
				SCROLLER_Top, (ULONG)(sy * g->scale),
			TAG_DONE);
		}

		if(g->shared->objects[GID_HSCROLL])
		{
			RefreshSetGadgetAttrs((struct Gadget *)(APTR)g->shared->objects[GID_HSCROLL],
				g->shared->win, NULL,
				SCROLLER_Top, (ULONG)(sx * g->scale),
				TAG_DONE);
		}

		ami_schedule_redraw(g->shared, true);

		if(nsoption_bool(faster_scroll) == true) g->shared->redraw_scroll = true;
			else g->shared->redraw_scroll = false;

		g->scrollx = sx;
		g->scrolly = sy;
	}
}

static void gui_window_update_extent(struct gui_window *g)
{
	struct IBox *bbox;

	if(!g || !g->bw) return;
	if(browser_window_has_content(g->bw) == false) return;

	if(g == g->shared->gw) {
		int width, height;
		if(ami_gui_get_space_box((Object *)g->shared->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
			warn_user("NoMemory", "");
			return;
		}

		if(g->shared->objects[GID_VSCROLL]) {
			browser_window_get_extents(g->bw, true, &width, &height);
			RefreshSetGadgetAttrs((struct Gadget *)(APTR)g->shared->objects[GID_VSCROLL],g->shared->win,NULL,
				SCROLLER_Total, (ULONG)(height),
				SCROLLER_Visible, bbox->Height,
			TAG_DONE);
		}

		if(g->shared->objects[GID_HSCROLL])
		{
			browser_window_get_extents(g->bw, true, &width, &height);
			RefreshSetGadgetAttrs((struct Gadget *)(APTR)g->shared->objects[GID_HSCROLL],
				g->shared->win, NULL,
				SCROLLER_Total, (ULONG)(width),
				SCROLLER_Visible, bbox->Width,
				TAG_DONE);
		}

		ami_gui_free_space_box(bbox);
	}

	ami_gui_scroller_update(g->shared);
	g->shared->new_content = true;
}

static void gui_window_set_status(struct gui_window *g, const char *text)
{
	char *utf8text;
	ULONG size;
	UWORD chars;
	struct TextExtent textex;

	if(!g) return;
	if(!text) return;
	if(!g->shared->objects[GID_STATUS]) return;

	if(g == g->shared->gw) {
		utf8text = ami_utf8_easy((char *)text);
		if(utf8text == NULL) return;

		GetAttr(GA_Width, g->shared->objects[GID_STATUS], (ULONG *)&size);
		chars = TextFit(&scrn->RastPort, utf8text, (UWORD)strlen(utf8text),
					&textex, NULL, 1, size - 4, scrn->RastPort.TxHeight);

		utf8text[chars] = 0;

		SetGadgetAttrs((struct Gadget *)g->shared->objects[GID_STATUS],
			g->shared->win, NULL,
			NSA_STATUS_TEXT, utf8text,
			TAG_DONE);

		RefreshGList((struct Gadget *)g->shared->objects[GID_STATUS],
				g->shared->win, NULL, 1);

		if(g->shared->status) ami_utf8_free(g->shared->status);
		g->shared->status = utf8text;
	}
}

static nserror gui_window_set_url(struct gui_window *g, nsurl *url)
{
	size_t idn_url_l;
	char *idn_url_s = NULL;
	char *url_lc = NULL;

	if(!g) return NSERROR_OK;

	if(g == g->shared->gw) {
		if(nsoption_bool(display_decoded_idn) == true) {
			if (nsurl_get_utf8(url, &idn_url_s, &idn_url_l) == NSERROR_OK) {
				url_lc = ami_utf8_easy(idn_url_s);
			}
		}

		RefreshSetGadgetAttrs((struct Gadget *)g->shared->objects[GID_URL],
								g->shared->win, NULL,
								STRINGA_TextVal, url_lc ? url_lc : nsurl_access(url),
								TAG_DONE);

		if(url_lc) {
			ami_utf8_free(url_lc);
			if(idn_url_s) free(idn_url_s);
		}
	}

	ami_update_buttons(g->shared);

	return NSERROR_OK;
}

HOOKF(uint32, ami_set_favicon_render_hook, APTR, space, struct gpRender *)
{
	ami_schedule(0, ami_gui_refresh_favicon, hook->h_Data);
	return 0;
}

/**
 * Gui callback when search provider details are updated.
 *
 * \param provider_name The providers name.
 * \param ico_bitmap The icon bitmap representing the provider.
 * \return NSERROR_OK on success else error code.
 */
static nserror gui_search_web_provider_update(const char *provider_name,
	struct bitmap *ico_bitmap)
{
	struct BitMap *bm = NULL;
	struct nsObject *node;
	struct nsObject *nnode;
	struct gui_window_2 *gwin;

	if(IsMinListEmpty(window_list))	return NSERROR_BAD_PARAMETER;
	if(nsoption_bool(kiosk_mode) == true) return NSERROR_BAD_PARAMETER;

	if (ico_bitmap != NULL) {
		bm = ami_bitmap_get_native(ico_bitmap, 16, 16, NULL);
	}

	if(bm == NULL) return NSERROR_BAD_PARAMETER;

	node = (struct nsObject *)GetHead((struct List *)window_list);

	do {
		nnode=(struct nsObject *)GetSucc((struct Node *)node);
		gwin = node->objstruct;

		if(node->Type == AMINS_WINDOW)
		{
			if(gwin->search_bm != NULL)
				DisposeObject(gwin->search_bm);

			ULONG bm_masking_tag = TAG_IGNORE;

			if(LIB_IS_AT_LEAST((struct Library *)ChooserBase, 53, 21)) {
				/* Broken in earlier versions */
				bm_masking_tag = BITMAP_Masking;
			}

			gwin->search_bm = BitMapObj,
						BITMAP_Screen, scrn,
						BITMAP_Width, 16,
						BITMAP_Height, 16,
						BITMAP_BitMap, bm,
						BITMAP_HasAlpha, TRUE,
						bm_masking_tag, TRUE,
					BitMapEnd;

			RefreshSetGadgetAttrs((struct Gadget *)gwin->objects[GID_SEARCH_ICON],
				gwin->win, NULL,
				GA_HintInfo, provider_name,
				GA_Image, gwin->search_bm,
				TAG_DONE);
		}
	} while((node = nnode));

	return NSERROR_OK;
}

HOOKF(uint32, ami_set_throbber_render_hook, APTR, space, struct gpRender *)
{
	struct gui_window_2 *gwin = hook->h_Data;
	ami_throbber_redraw_schedule(0, gwin->gw);
	return 0;
}

static void gui_window_place_caret(struct gui_window *g, int x, int y, int height,
		const struct rect *clip)
{
	struct IBox *bbox;
	int xs,ys;

	if(!g) return;

	gui_window_remove_caret(g);

	xs = g->scrollx;
	ys = g->scrolly;

	SetAPen(g->shared->win->RPort,3);

	if(ami_gui_get_space_box((Object *)g->shared->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
		warn_user("NoMemory", "");
		return;
	}

	if((y-ys+height) > (bbox->Height)) height = bbox->Height-y+ys;

	if(((x-xs) <= 0) || ((x-xs+2) >= (bbox->Width)) || ((y-ys) <= 0) || ((y-ys) >= (bbox->Height))) {
		ami_gui_free_space_box(bbox);
		return;
	}

	g->c_w = 2;

	SetDrMd(g->shared->win->RPort,COMPLEMENT);
	RectFill(g->shared->win->RPort, x + bbox->Left - xs, y + bbox->Top - ys,
		x + bbox->Left + g->c_w - xs, y+bbox->Top + height - ys);
	SetDrMd(g->shared->win->RPort,JAM1);

	ami_gui_free_space_box(bbox);

	g->c_x = x;
	g->c_y = y;
	g->c_h = height;

	if((nsoption_bool(kiosk_mode) == false))
		OnMenu(g->shared->win, AMI_MENU_PASTE);
}

static void gui_window_remove_caret(struct gui_window *g)
{
	if(!g) return;
	if(g->c_h == 0) return;

	if((nsoption_bool(kiosk_mode) == false))
		OffMenu(g->shared->win, AMI_MENU_PASTE);

	ami_do_redraw_limits(g, g->bw, false, g->c_x, g->c_y,
		g->c_x + g->c_w + 1, g->c_y + g->c_h + 1);

	g->c_h = 0;
}

static void gui_window_new_content(struct gui_window *g)
{
	hlcache_handle *c;

	if(g && g->shared && g->bw && browser_window_has_content(g->bw))
		c = browser_window_get_content(g->bw);
	else return;

	ami_clearclipreg(&browserglob);
	g->shared->new_content = true;
	g->scrollx = 0;
	g->scrolly = 0;
	g->shared->oldh = 0;
	g->shared->oldv = 0;
	g->favicon = NULL;
	ami_plot_release_pens(g->shared->shared_pens);
	ami_menu_update_disabled(g, c);
	ami_gui_update_hotlist_button(g->shared);
	ami_gui_scroller_update(g->shared);
}

static bool gui_window_drag_start(struct gui_window *g, gui_drag_type type,
		const struct rect *rect)
{
#ifdef __amigaos4__
	g->shared->drag_op = type;
	if(rect) g->shared->ptr_lock = ami_ns_rect_to_ibox(g->shared, rect);

	if(type == GDRAGGING_NONE)
	{
		SetWindowAttrs(g->shared->win, WA_GrabFocus, 0,
			WA_MouseLimits, NULL, TAG_DONE);

		if(g->shared->ptr_lock)
		{
			FreeVec(g->shared->ptr_lock);
			g->shared->ptr_lock = NULL;
		}
	}
#endif
	return true;
}

/* return the text box at posn x,y in window coordinates
   x,y are updated to be document co-ordinates */

bool ami_text_box_at_point(struct gui_window_2 *gwin, ULONG *x, ULONG *y)
{
	struct IBox *bbox;
	ULONG xs, ys;
	struct browser_window_features data;

	if(ami_gui_get_space_box((Object *)gwin->objects[GID_BROWSER], &bbox) != NSERROR_OK) {
		warn_user("NoMemory", "");
		return false;
	}

	ami_get_hscroll_pos(gwin, (ULONG *)&xs);
	*x = *x - (bbox->Left) +xs;

	ami_get_vscroll_pos(gwin, (ULONG *)&ys);
	*y = *y - (bbox->Top) + ys;

	ami_gui_free_space_box(bbox);

	browser_window_get_features(gwin->gw->bw, *x, *y, &data);

	if (data.form_features == CTX_FORM_TEXT)
		return true;

	return false;
}

BOOL ami_gadget_hit(Object *obj, int x, int y)
{
	int top, left, width, height;

	GetAttrs(obj,
		GA_Left, &left,
		GA_Top, &top,
		GA_Width, &width,
		GA_Height, &height,
		TAG_DONE);

	if((x >= left) && (x <= (left + width)) && (y >= top) && (y <= (top + height)))
		return TRUE;
	else return FALSE;
}

Object *ami_gui_splash_open(void)
{
	Object *win_obj, *bm_obj;
	struct Window *win;
	struct Screen *wbscreen = LockPubScreen("Workbench");
	uint32 top = 0, left = 0;
	STRPTR ver_string;
	struct TextAttr tattr;
	struct TextFont *tfont;

	win_obj = WindowObj,
#ifdef __amigaos4__
				WA_ToolBox, TRUE,
#endif
				WA_Borderless, TRUE,
				WA_BusyPointer, TRUE,
				WINDOW_Position, WPOS_CENTERSCREEN,
				WINDOW_LockWidth, TRUE,
				WINDOW_LockHeight, TRUE,
				WINDOW_ParentGroup, LayoutVObj,
					LAYOUT_AddImage, bm_obj = BitMapObj,
						BITMAP_SourceFile, "PROGDIR:Resources/splash.png",
						BITMAP_Screen, wbscreen,
						BITMAP_Precision, PRECISION_IMAGE,
					BitMapEnd,
				LayoutEnd,
			EndWindow;

	LOG("Attempting to open splash window...");
	win = RA_OpenWindow(win_obj);

	GetAttrs(bm_obj, IA_Top, &top,
				IA_Left, &left,
				TAG_DONE);

	SetDrMd(win->RPort, JAM1);
#ifdef __amigaos4__
	SetRPAttrs(win->RPort, RPTAG_APenColor, 0xFF3F6DFE, TAG_DONE);
	tattr.ta_Name = "DejaVu Serif Italic.font";
#else
	SetAPen(win->RPort, 3); /* Pen 3 is usually blue */
	tattr.ta_Name = "ruby.font";
#endif
	tattr.ta_YSize = 24;
	tattr.ta_Style = 0;
	tattr.ta_Flags = 0;

	if((tfont = ami_font_open_disk_font(&tattr)))
	{
		SetFont(win->RPort, tfont);
	}
	else
	{
		tattr.ta_Name = "DejaVu Serif Oblique.font";
		if((tfont = ami_font_open_disk_font(&tattr)))
			SetFont(win->RPort, tfont);
	}

	Move(win->RPort, left + 5, top + 25);
	Text(win->RPort, "Initialising...", strlen("Initialising..."));

	if(tfont) ami_font_close_disk_font(tfont);

#ifdef __amigaos4__
	tattr.ta_Name = "DejaVu Sans.font";
#else
	tattr.ta_Name = "helvetica.font";
#endif
	tattr.ta_YSize = 16;
	tattr.ta_Style = 0;
	tattr.ta_Flags = 0;

	if((tfont = ami_font_open_disk_font(&tattr)))
		SetFont(win->RPort, tfont);

	ver_string = ASPrintf("%s", netsurf_version);

	Move(win->RPort, left + 185, top + 220);
	Text(win->RPort, ver_string, strlen(ver_string));

	if(ver_string) FreeVec(ver_string);
	if(tfont) ami_font_close_disk_font(tfont);

	UnlockPubScreen(NULL, wbscreen);

	return win_obj;
}

void ami_gui_splash_close(Object *win_obj)
{
	if(win_obj == NULL) return;

	LOG("Closing splash window");
	DisposeObject(win_obj);
}

static void gui_file_gadget_open(struct gui_window *g, hlcache_handle *hl, 
	struct form_control *gadget)
{
	LOG("File open dialog request for %p/%p", g, gadget);

	if(AslRequestTags(filereq,
			ASLFR_Window, g->shared->win,
			ASLFR_SleepWindow, TRUE,
			ASLFR_TitleText, messages_get("NetSurf"),
			ASLFR_Screen, scrn,
			ASLFR_DoSaveMode, FALSE,
			TAG_DONE)) {
		char fname[1024];
		strlcpy(fname, filereq->fr_Drawer, 1024);
		AddPart(fname, filereq->fr_File, 1024);
		browser_window_set_gadget_filename(g->bw, gadget, fname);
	}
}

/* exported function documented in amiga/gui.h */
uint32 ami_gui_get_app_id(void)
{
	return ami_appid;
}

static struct gui_window_table amiga_window_table = {
	.create = gui_window_create,
	.destroy = gui_window_destroy,
	.redraw = gui_window_redraw_window,
	.update = gui_window_update_box,
	.get_scroll = gui_window_get_scroll,
	.set_scroll = gui_window_set_scroll,
	.get_dimensions = gui_window_get_dimensions,
	.update_extent = gui_window_update_extent,
	.reformat = amiga_window_reformat,

	.set_icon = gui_window_set_icon,
	.set_title = gui_window_set_title,
	.set_url = gui_window_set_url,
	.set_status = gui_window_set_status,
	.place_caret = gui_window_place_caret,
	.remove_caret = gui_window_remove_caret,
	.drag_start = gui_window_drag_start,
	.new_content = gui_window_new_content,
	.create_form_select_menu = gui_create_form_select_menu,
	.file_gadget_open = gui_file_gadget_open,
	.drag_save_object = gui_drag_save_object,
	.drag_save_selection =gui_drag_save_selection,
	.start_selection = gui_start_selection,

	/* from theme */
	.set_pointer = gui_window_set_pointer,
	.start_throbber = gui_window_start_throbber,
	.stop_throbber = gui_window_stop_throbber,

	/* from download */
	.save_link = gui_window_save_link,
};


static struct gui_fetch_table amiga_fetch_table = {
	.filetype = fetch_filetype,

	.get_resource_url = gui_get_resource_url,
};

static struct gui_search_web_table amiga_search_web_table = {
	.provider_update = gui_search_web_provider_update,
};

static struct gui_browser_table amiga_browser_table = {
	.schedule = ami_schedule,

	.quit = gui_quit,
	.launch_url = gui_launch_url,
	.cert_verify = gui_cert_verify,
	.login = gui_401login_open,
};

/** Normal entry point from OS */
int main(int argc, char** argv)
{
	setbuf(stderr, NULL);
	char messages[100];
	char script[1024];
	char temp[1024];
	STRPTR current_user_cache = NULL;
	BPTR lock = 0;
	int32 user = 0;
	nserror ret;
	int nargc = 0;
	char *nargv = NULL;

	struct netsurf_table amiga_table = {
		.browser = &amiga_browser_table,
		.window = &amiga_window_table,
		.clipboard = amiga_clipboard_table,
		.download = amiga_download_table,
		.fetch = &amiga_fetch_table,
		.file = amiga_file_table,
		.utf8 = amiga_utf8_table,
		.search = amiga_search_table,
		.search_web = &amiga_search_web_table,
		.llcache = filesystem_llcache_table,
		.bitmap = amiga_bitmap_table,
	};

#ifdef __amigaos4__
	signal(SIGINT, SIG_IGN);
#endif
	ret = netsurf_register(&amiga_table);
	if (ret != NSERROR_OK) {
		ami_misc_fatal_error("NetSurf operation table failed registration");
		return RETURN_FAIL;
	}

	/* initialise logging. Not fatal if it fails but not much we
	 * can do about it either.
	 */
	nslog_init(NULL, &argc, argv);

	/* Need to do this before opening any splash windows etc... */
	if ((ami_libs_open() == false)) {
		return RETURN_FAIL;
	}

	/* Open splash window */
	Object *splash_window = ami_gui_splash_open();

	ami_object_init();

	if (ami_open_resources() == false) { /* alloc message ports */
		ami_misc_fatal_error("Unable to allocate resources");
		ami_gui_splash_close(splash_window);
		ami_libs_close();
		return RETURN_FAIL;
	}

	if(ami_schedule_create(schedulermsgport) != NSERROR_OK) {
		ami_misc_fatal_error("Failed to initialise scheduler");
		ami_gui_splash_close(splash_window);
		ami_libs_close();
		return RETURN_FAIL;
	}

	ami_gui_read_all_tooltypes(argc, argv);
	struct RDArgs *args = ami_gui_commandline(&argc, argv, &nargc, &nargv);

	if(current_user == NULL) {
		user = GetVar("user", temp, 1024, GVF_GLOBAL_ONLY);
		current_user = ASPrintf("%s", (user == -1) ? "Default" : temp);
	}
	LOG("User: %s", current_user);

	if(users_dir == NULL) {
		users_dir = ASPrintf("%s", USERS_DIR);
		if(users_dir == NULL) {
			ami_misc_fatal_error("Failed to allocate memory");
			ami_schedule_free();
			ami_gui_splash_close(splash_window);
			ami_libs_close();
			return RETURN_FAIL;
		}
	}

	if(LIB_IS_AT_LEAST((struct Library *)DOSBase, 51, 96)) {
#ifdef __amigaos4__
		struct InfoData *infodata = AllocDosObject(DOS_INFODATA, 0);
		if(infodata == NULL) {
			ami_misc_fatal_error("Failed to allocate memory");
			ami_schedule_free();
			ami_gui_splash_close(splash_window);
			ami_libs_close();
			return RETURN_FAIL;
		}
		GetDiskInfoTags(GDI_StringNameInput, users_dir,
					GDI_InfoData, infodata,
					TAG_DONE);
		if(infodata->id_DiskState == ID_DISKSTATE_WRITE_PROTECTED) {
			FreeDosObject(DOS_INFODATA, infodata);
			ami_misc_fatal_error("User directory MUST be on a writeable volume");
			ami_schedule_free();
			ami_gui_splash_close(splash_window);
			ami_libs_close();
			return RETURN_FAIL;
		}
		FreeDosObject(DOS_INFODATA, infodata);
#else
#warning FIXME for OS3 and older OS4
#endif
	} else {
//TODO: check volume write status using old API
	}

	int len = strlen(current_user);
	len += strlen(users_dir);
	len += 2; /* for poss path sep and NULL term */

	current_user_dir = AllocVecTagList(len, NULL);
	if(current_user_dir == NULL) {
		ami_misc_fatal_error("Failed to allocate memory");
		ami_schedule_free();
		ami_gui_splash_close(splash_window);
		ami_libs_close();
		return RETURN_FAIL;
	}

	strlcpy(current_user_dir, users_dir, len);
	AddPart(current_user_dir, current_user, len);
	FreeVec(users_dir);
	LOG("User dir: %s", current_user_dir);

	if((lock = CreateDirTree(current_user_dir)))
		UnLock(lock);

	current_user_options = ASPrintf("%s/Choices", current_user_dir);
	current_user_cache = ASPrintf("%s/Cache", current_user_dir);
	current_user_faviconcache = ASPrintf("%s/IconCache", current_user_dir);

	if((lock = CreateDirTree(current_user_cache))) UnLock(lock);
	if((lock = CreateDirTree(current_user_faviconcache))) UnLock(lock);

	ami_mime_init("PROGDIR:Resources/mimetypes");
	sprintf(temp, "%s/mimetypes.user", current_user_dir);
	ami_mime_init(temp);

#ifdef __amigaos4__
	amiga_plugin_hack_init();

	/* DataTypes loader needs datatypes.library v45,
	 * but for some reason that's not in OS3.9.
	 * Skip it to ensure it isn't causing other problems. */
	ret = amiga_datatypes_init();
#endif

	/* user options setup */
	ret = nsoption_init(ami_set_options, &nsoptions, &nsoptions_default);
	if (ret != NSERROR_OK) {
		ami_misc_fatal_error("Options failed to initialise");
		ami_schedule_free();
		ami_gui_splash_close(splash_window);
		ami_libs_close();
		return RETURN_FAIL;
	}
	nsoption_read(current_user_options, NULL);
	if(args != NULL) {
		nsoption_commandline(&nargc, &nargv, NULL);
		FreeArgs(args);
	}

	if (ami_locate_resource(messages, "Messages") == false) {
		ami_misc_fatal_error("Cannot open Messages file");
		ami_schedule_free();
		ami_gui_splash_close(splash_window);
		ami_libs_close();
		return RETURN_FAIL;
	}

	ret = messages_add_from_file(messages);

	ret = netsurf_init(current_user_cache);
	if (ret != NSERROR_OK) {
		ami_misc_fatal_error("NetSurf failed to initialise");
		ami_schedule_free();
		ami_gui_splash_close(splash_window);
		ami_libs_close();
		return RETURN_FAIL;
	}

	if(current_user_cache != NULL) FreeVec(current_user_cache);
	ret = amiga_icon_init();

	search_web_init(nsoption_charp(search_engines_file));
	ami_clipboard_init();
	ami_openurl_open();
	ami_amiupdate(); /* set env-vars for AmiUpdate */
	ami_font_init();
	save_complete_init();
	ami_theme_init();
	ami_init_mouse_pointers();
	ami_file_req_init();

	win_destroyed = false;
	ami_font_setdevicedpi(0); /* for early font requests, eg treeview init */

	window_list = NewObjList();

	urldb_load(nsoption_charp(url_file));
	urldb_load_cookies(nsoption_charp(cookie_file));

	gui_init2(argc, argv);

	ami_ctxmenu_init(); /* Requires screen pointer */

	ami_gui_splash_close(splash_window);

	strlcpy(script, nsoption_charp(arexx_dir), 1024);
	AddPart(script, nsoption_charp(arexx_startup), 1024);
	ami_arexx_execute(script);

	while (!ami_quit) {
		ami_get_msg();
	}

	strlcpy(script, nsoption_charp(arexx_dir), 1024);
	AddPart(script, nsoption_charp(arexx_shutdown), 1024);
	ami_arexx_execute(script);

	ami_mime_free();

	netsurf_exit();

	FreeVec(current_user_options);
	FreeVec(current_user_dir);
	FreeVec(current_user_faviconcache);
	FreeVec(current_user);

	ami_clipboard_free();
	ami_schedule_free();

	FreeSysObject(ASOT_PORT, appport);
	FreeSysObject(ASOT_PORT, sport);
	FreeSysObject(ASOT_PORT, schedulermsgport);

	ami_object_fini();
	ami_bitmap_fini();

	LOG("Closing screen");
	ami_gui_close_screen(scrn, locked_screen, FALSE);
	if(nsscreentitle) FreeVec(nsscreentitle);

	ami_libs_close();

	return RETURN_OK;
}