/* NOTE: Glade will generate code for a dialogue box which you should
 * then patch into this file whenever you make a change to the Glade
 * template.
 */

#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>

#include <gdk-pixbuf/gdk-pixdata.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtk.h>

#ifndef LINKED_GTK
# include "dynamicgtk.h"
#endif

#include "types.h"
#include "build.h"
#include "compat.h"
#include "baselayer.h"
#include "startdlg.h"

#define TAB_CONFIG 0
#define TAB_GAME 1
#define TAB_MESSAGES 2

static struct {
	int fullscreen;
	int xdim3d, ydim3d, bpp3d;
	int forcesetup;
	int usemouse, usejoy;
	char selectedgrp[BMAX_PATH+1];
} settings;

extern int gtkenabled;

static GtkWidget *startwin = NULL;
static int retval = -1, mode = TAB_MESSAGES;

// -- SUPPORT FUNCTIONS -------------------------------------------------------

#define GLADE_HOOKUP_OBJECT(component,widget,name) \
  g_object_set_data_full (G_OBJECT (component), name, \
    gtk_widget_ref (widget), (GDestroyNotify) gtk_widget_unref)

#define GLADE_HOOKUP_OBJECT_NO_REF(component,widget,name) \
  g_object_set_data (G_OBJECT (component), name, widget)

#define lookup_widget(x,w) \
	(GtkWidget*) g_object_get_data(G_OBJECT(x), w)

static GdkPixbuf *load_banner(void)
{
	extern const GdkPixdata startbanner_pixdata;
	return gdk_pixbuf_from_pixdata(&startbanner_pixdata, FALSE, NULL);
}

static void SetPage(int n)
{
	if (!gtkenabled || !startwin) return;
	mode = n;
	gtk_notebook_set_current_page(GTK_NOTEBOOK(lookup_widget(startwin,"tabs")), n);

	// each control in the config page vertical layout plus the start button should be made (in)sensitive
	if (n == TAB_CONFIG) n = TRUE; else n = FALSE;
	gtk_widget_set_sensitive(lookup_widget(startwin,"startbutton"), n);
	gtk_container_foreach(GTK_CONTAINER(lookup_widget(startwin,"configvlayout")),
			(GtkCallback)gtk_widget_set_sensitive, (gpointer)n);
}

static void on_vmode3dcombo_changed(GtkComboBox *, gpointer);
static void on_gamelist_selection_changed(GtkTreeSelection *, gpointer);
static void PopulateForm(int pgs)
{
	if (pgs & (1<<TAB_CONFIG)) {
		int mode3d, i;
		GtkListStore *modes3d;
		GtkTreeIter iter;
		GtkComboBox *box3d;
		char buf[64];
	
		mode3d = checkvideomode(&settings.xdim3d, &settings.ydim3d, settings.bpp3d, settings.fullscreen, 1);
		if (mode3d < 0) {
			int i, cd[] = { 32, 24, 16, 15, 8, 0 };
			for (i=0; cd[i]; ) { if (cd[i] >= settings.bpp3d) i++; else break; }
			for ( ; cd[i]; i++) {
				mode3d = checkvideomode(&settings.xdim3d, &settings.ydim3d, cd[i], settings.fullscreen, 1);
				if (mode3d < 0) continue;
				settings.bpp3d = cd[i];
				break;
			}
		}
	
		gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(lookup_widget(startwin,"fullscreencheck")), settings.fullscreen);
		gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(lookup_widget(startwin,"alwaysshowcheck")), settings.forcesetup);
	
		box3d = GTK_COMBO_BOX(lookup_widget(startwin,"vmode3dcombo"));
		modes3d = GTK_LIST_STORE(gtk_combo_box_get_model(box3d));
		gtk_list_store_clear(modes3d);
	
		for (i=0; i<validmodecnt; i++) {
			if (validmode[i].fs != settings.fullscreen) continue;
	
			// all modes get added to the 3D mode list
			Bsprintf(buf, "%ld x %ld %dbpp", validmode[i].xdim, validmode[i].ydim, validmode[i].bpp);
			gtk_list_store_append(modes3d, &iter);
			gtk_list_store_set(modes3d, &iter, 0,buf, 1,i, -1);
			if (i == mode3d) {
				g_signal_handlers_block_by_func(box3d, on_vmode3dcombo_changed, NULL);
				gtk_combo_box_set_active_iter(box3d, &iter);
				g_signal_handlers_unblock_by_func(box3d, on_vmode3dcombo_changed, NULL);
			}
		}
	
		gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(lookup_widget(startwin,"inputmousecheck")), settings.usemouse);
		gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(lookup_widget(startwin,"inputjoycheck")), settings.usejoy);
	}
	
	if (pgs & (1<<TAB_GAME)) {
		struct grpfile *fg;
		int i;
		GtkListStore *list;
		GtkTreeIter iter;
		GtkTreeView *gamelist;
		
		gamelist = GTK_TREE_VIEW(lookup_widget(startwin,"gamelist"));
		list = GTK_LIST_STORE(gtk_tree_view_get_model(gamelist));
		gtk_list_store_clear(list);

		for (fg = foundgrps; fg; fg=fg->next) {
			for (i = 0; i<numgrpfiles; i++)
				if (fg->crcval == grpfiles[i].crcval) break;
			if (i == numgrpfiles) continue;	// unrecognised grp file

			gtk_list_store_append(list, &iter);
			gtk_list_store_set(list, &iter, 0, grpfiles[i].name, 1, fg->name, 2, (gpointer)fg, -1);
			if (!Bstrcasecmp(fg->name, settings.selectedgrp)) {
				GtkTreeSelection *sel = gtk_tree_view_get_selection(gamelist);
				g_signal_handlers_block_by_func(sel, on_gamelist_selection_changed, NULL);
				gtk_tree_selection_select_iter(sel, &iter);
				g_signal_handlers_unblock_by_func(sel, on_gamelist_selection_changed, NULL);
			}
		}
	}
}

// -- EVENT CALLBACKS AND CREATION STUFF --------------------------------------

static void on_vmode3dcombo_changed(GtkComboBox *combobox, gpointer user_data)
{
	GtkTreeModel *data;
	GtkTreeIter iter;
	int val;
	if (!gtk_combo_box_get_active_iter(combobox, &iter)) return;
	if (!(data = gtk_combo_box_get_model(combobox))) return;
	gtk_tree_model_get(data, &iter, 1, &val, -1);
	settings.xdim3d = validmode[val].xdim;
	settings.ydim3d = validmode[val].ydim;
}

static void on_fullscreencheck_toggled(GtkToggleButton *togglebutton, gpointer user_data)
{
	settings.fullscreen = (gtk_toggle_button_get_active(togglebutton) == TRUE);
	PopulateForm(1<<TAB_CONFIG);
}

static void on_alwaysshowcheck_toggled(GtkToggleButton *togglebutton, gpointer user_data)
{
	settings.forcesetup = (gtk_toggle_button_get_active(togglebutton) == TRUE);
}

static void on_cancelbutton_clicked(GtkButton *button, gpointer user_data)
{
	if (mode == TAB_CONFIG) { retval = 0; gtk_main_quit(); }
	else quitevent++;
}

static void on_startbutton_clicked(GtkButton *button, gpointer user_data)
{
	retval = 1;
	gtk_main_quit();
}

static void on_sounddrvcombo_changed(GtkComboBox *combobox, gpointer user_data)
{
}

static void on_cddrvcombo_changed(GtkComboBox *combobox, gpointer user_data)
{
}

static void on_inputmousecheck_toggled(GtkToggleButton *togglebutton, gpointer user_data)
{
	settings.usemouse = (gtk_toggle_button_get_active(togglebutton) == TRUE);
}

static void on_inputjoycheck_toggled(GtkToggleButton *togglebutton, gpointer user_data)
{
	settings.usejoy = (gtk_toggle_button_get_active(togglebutton) == TRUE);
}

static void on_gamelist_selection_changed(GtkTreeSelection *selection, gpointer user_data)
{
	GtkTreeIter iter;
	GtkTreeModel *model;
	struct grpfile *fg;
	
	if (gtk_tree_selection_get_selected(selection, &model, &iter)) {
		gtk_tree_model_get(model, &iter, 2, (gpointer)&fg, -1);
		strcpy(settings.selectedgrp, fg->name);
	}
}

static gboolean on_startwin_delete_event(GtkWidget *widget, GdkEvent *event, gpointer user_data)
{
	if (mode == TAB_CONFIG) { retval = 0; gtk_main_quit(); }
	else quitevent++;
	return TRUE;	// FALSE would let the event go through. we want the game to decide when to close
}


static gint name_sorter(GtkTreeModel *model, GtkTreeIter *a, GtkTreeIter *b, gpointer user_data)
{
	gchar *as, *bs;
	gint r;
	
	gtk_tree_model_get(model, a, 0, &as, -1);
	gtk_tree_model_get(model, b, 0, &bs, -1);
	
	r = g_utf8_collate(as,bs);
	
	g_free(as);
	g_free(bs);
	
	return r;
}

static GtkWidget *create_window(void)
{
  GtkWidget *startwin;
  GtkWidget *hlayout;
  GtkWidget *banner;
  GtkWidget *vlayout;
  GtkWidget *tabs;
  GtkWidget *configvlayout;
  GtkWidget *configlayout;
  GtkWidget *fullscreencheck;
  GtkWidget *vmode3dlabel;
  GtkWidget *inputdevlabel;
  GtkWidget *sounddrvlabel;
  GtkWidget *cddrvlabel;
  GtkWidget *sounddrvcombo;
  GtkWidget *cddrvcombo;
  GtkWidget *inputmousecheck;
  GtkWidget *inputjoycheck;
  GtkWidget *vmode3dcombo;
  GtkWidget *alwaysshowcheck;
  GtkWidget *configtab;
  GtkWidget *gamevlayout;
  GtkWidget *gamelabel;
  GtkWidget *gamescroll;
  GtkWidget *gamelist;
  GtkWidget *gametab;
  GtkWidget *messagesscroll;
  GtkWidget *messagestext;
  GtkWidget *messagestab;
  GtkWidget *buttons;
  GtkWidget *cancelbutton;
  GtkWidget *cancelbuttonalign;
  GtkWidget *cancelbuttonlayout;
  GtkWidget *cancelbuttonicon;
  GtkWidget *cancelbuttonlabel;
  GtkWidget *startbutton;
  GtkWidget *startbuttonalign;
  GtkWidget *startbuttonlayout;
  GtkWidget *startbuttonicon;
  GtkWidget *startbuttonlabel;
  GtkAccelGroup *accel_group;

  accel_group = gtk_accel_group_new ();

  // Basic window
  startwin = gtk_window_new (GTK_WINDOW_TOPLEVEL);
  gtk_window_set_title (GTK_WINDOW (startwin), apptitle);	// NOTE: use global app title
  gtk_window_set_position (GTK_WINDOW (startwin), GTK_WIN_POS_CENTER);
  gtk_window_set_resizable (GTK_WINDOW (startwin), FALSE);
  gtk_window_set_type_hint (GTK_WINDOW (startwin), GDK_WINDOW_TYPE_HINT_DIALOG);

  // Horizontal layout of banner and controls
  hlayout = gtk_hbox_new (FALSE, 0);
  gtk_widget_show (hlayout);
  gtk_container_add (GTK_CONTAINER (startwin), hlayout);

  // Banner
  {
	GdkPixbuf *pixbuf = load_banner();
	banner = gtk_image_new_from_pixbuf(pixbuf);
	g_object_unref((gpointer)pixbuf);
  }
  gtk_widget_show (banner);
  gtk_box_pack_start (GTK_BOX (hlayout), banner, FALSE, FALSE, 0);
  gtk_misc_set_alignment (GTK_MISC (banner), 0.5, 0);

  // Vertical layout of tab control and start+cancel buttons
  vlayout = gtk_vbox_new (FALSE, 0);
  gtk_widget_show (vlayout);
  gtk_box_pack_start (GTK_BOX (hlayout), vlayout, TRUE, TRUE, 0);

  // Tab control
  tabs = gtk_notebook_new ();
  gtk_widget_show (tabs);
  gtk_box_pack_start (GTK_BOX (vlayout), tabs, TRUE, TRUE, 0);
  gtk_container_set_border_width (GTK_CONTAINER (tabs), 4);

  // Vertical layout of config page main body
  configvlayout = gtk_vbox_new (FALSE, 0);
  gtk_widget_show (configvlayout);
  gtk_container_add (GTK_CONTAINER (tabs), configvlayout);

  // Fixed-position layout of config page controls
  configlayout = gtk_fixed_new ();
  gtk_widget_show (configlayout);
  gtk_box_pack_start (GTK_BOX (configvlayout), configlayout, TRUE, TRUE, 0);
  gtk_container_set_border_width (GTK_CONTAINER (configlayout), 6);

  // Fullscreen checkbox
  fullscreencheck = gtk_check_button_new_with_mnemonic ("_Fullscreen");
  gtk_widget_show (fullscreencheck);
  gtk_fixed_put (GTK_FIXED (configlayout), fullscreencheck, 248, 0);
  gtk_widget_set_size_request (fullscreencheck, 85, 29);
  gtk_widget_add_accelerator (fullscreencheck, "grab_focus", accel_group,
                              GDK_F, GDK_MOD1_MASK,
                              GTK_ACCEL_VISIBLE);

  // 3D video mode label
  vmode3dlabel = gtk_label_new_with_mnemonic ("_Video mode:");
  gtk_widget_show (vmode3dlabel);
  gtk_fixed_put (GTK_FIXED (configlayout), vmode3dlabel, 0, 0);
  gtk_widget_set_size_request (vmode3dlabel, 88, 29);
  gtk_misc_set_alignment (GTK_MISC (vmode3dlabel), 0, 0.5);

  inputdevlabel = gtk_label_new ("Input devices:");
  gtk_widget_show (inputdevlabel);
  gtk_fixed_put (GTK_FIXED (configlayout), inputdevlabel, 0, 120);
  gtk_widget_set_size_request (inputdevlabel, 88, 20);
  gtk_misc_set_alignment (GTK_MISC (inputdevlabel), 0, 0.5);

  sounddrvlabel = gtk_label_new_with_mnemonic ("S_ound driver:");
  gtk_widget_show (sounddrvlabel);
  gtk_fixed_put (GTK_FIXED (configlayout), sounddrvlabel, 0, 40);
  gtk_widget_set_size_request (sounddrvlabel, 88, 29);
  gtk_misc_set_alignment (GTK_MISC (sounddrvlabel), 0, 0.5);

  cddrvlabel = gtk_label_new_with_mnemonic ("C_D drive:");
  gtk_widget_show (cddrvlabel);
  gtk_fixed_put (GTK_FIXED (configlayout), cddrvlabel, 0, 72);
  gtk_widget_set_size_request (cddrvlabel, 88, 29);
  gtk_misc_set_alignment (GTK_MISC (cddrvlabel), 0, 0.5);

  sounddrvcombo = gtk_combo_box_new_text ();
  gtk_widget_show (sounddrvcombo);
  gtk_fixed_put (GTK_FIXED (configlayout), sounddrvcombo, 88, 40);
  gtk_widget_set_size_request (sounddrvcombo, 31, 30);
  gtk_widget_add_accelerator (sounddrvcombo, "grab_focus", accel_group,
                              GDK_O, GDK_MOD1_MASK,
                              GTK_ACCEL_VISIBLE);

  cddrvcombo = gtk_combo_box_new_text ();
  gtk_widget_show (cddrvcombo);
  gtk_fixed_put (GTK_FIXED (configlayout), cddrvcombo, 88, 72);
  gtk_widget_set_size_request (cddrvcombo, 31, 30);

  inputmousecheck = gtk_check_button_new_with_mnemonic ("Mo_use");
  gtk_widget_show (inputmousecheck);
  gtk_fixed_put (GTK_FIXED (configlayout), inputmousecheck, 88, 120);
  gtk_widget_set_size_request (inputmousecheck, 80, 20);
  gtk_widget_add_accelerator (inputmousecheck, "grab_focus", accel_group,
                              GDK_U, GDK_MOD1_MASK,
                              GTK_ACCEL_VISIBLE);

  inputjoycheck = gtk_check_button_new_with_mnemonic ("_Joystick");
  gtk_widget_show (inputjoycheck);
  gtk_fixed_put (GTK_FIXED (configlayout), inputjoycheck, 168, 120);
  gtk_widget_set_size_request (inputjoycheck, 80, 20);
  gtk_widget_add_accelerator (inputjoycheck, "grab_focus", accel_group,
                              GDK_J, GDK_MOD1_MASK,
                              GTK_ACCEL_VISIBLE);

  // 3D video mode combo
  {
	GtkListStore *list = gtk_list_store_new(2, G_TYPE_STRING, G_TYPE_INT);
	GtkCellRenderer *cell;

	vmode3dcombo = gtk_combo_box_new_with_model (GTK_TREE_MODEL(list));
	g_object_unref(G_OBJECT(list));

	cell = gtk_cell_renderer_text_new();
	gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(vmode3dcombo), cell, FALSE);
	gtk_cell_layout_set_attributes(GTK_CELL_LAYOUT(vmode3dcombo), cell, "text", 0, NULL);
  }
  gtk_widget_show (vmode3dcombo);
  gtk_fixed_put (GTK_FIXED (configlayout), vmode3dcombo, 88, 0);
  gtk_widget_set_size_request (vmode3dcombo, 150, 29);
  gtk_widget_add_accelerator (vmode3dcombo, "grab_focus", accel_group,
                              GDK_V, GDK_MOD1_MASK,
                              GTK_ACCEL_VISIBLE);

  // Always show config checkbox
  alwaysshowcheck = gtk_check_button_new_with_mnemonic ("_Always show configuration on start");
  gtk_widget_show (alwaysshowcheck);
  gtk_box_pack_start (GTK_BOX (configvlayout), alwaysshowcheck, FALSE, FALSE, 0);
  gtk_widget_add_accelerator (alwaysshowcheck, "grab_focus", accel_group,
                              GDK_A, GDK_MOD1_MASK,
                              GTK_ACCEL_VISIBLE);

  // Configuration tab
  configtab = gtk_label_new ("Configuration");
  gtk_widget_show (configtab);
  gtk_notebook_set_tab_label (GTK_NOTEBOOK (tabs), gtk_notebook_get_nth_page (GTK_NOTEBOOK (tabs), 0), configtab);

  // Game data layout
  gamevlayout = gtk_vbox_new (FALSE, 0);
  gtk_widget_show (gamevlayout);
  gtk_container_add (GTK_CONTAINER (tabs), gamevlayout);
  gtk_container_set_border_width (GTK_CONTAINER (gamevlayout), 4);

  // Game data field label
  gamelabel = gtk_label_new_with_mnemonic ("_Game or addon:");
  gtk_widget_show (gamelabel);
  gtk_box_pack_start (GTK_BOX (gamevlayout), gamelabel, FALSE, FALSE, 0);
  gtk_misc_set_alignment (GTK_MISC (gamelabel), 0, 0.5);

  // Game data scrollable area
  gamescroll = gtk_scrolled_window_new (NULL, NULL);
  gtk_widget_show (gamescroll);
  gtk_box_pack_start (GTK_BOX (gamevlayout), gamescroll, TRUE, TRUE, 0);
  gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (gamescroll), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
  gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (gamescroll), GTK_SHADOW_IN);

  // Game data list
  {
	GtkListStore *list = gtk_list_store_new(3, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_POINTER);
	GtkCellRenderer *cell;
	GtkTreeViewColumn *col;
	
	gtk_tree_sortable_set_sort_func(GTK_TREE_SORTABLE(list), 0, name_sorter, NULL, NULL);
	gtk_tree_sortable_set_sort_column_id(GTK_TREE_SORTABLE(list), 0, GTK_SORT_ASCENDING);

	gamelist = gtk_tree_view_new_with_model (GTK_TREE_MODEL(list));
	g_object_unref(G_OBJECT(list));

	cell = gtk_cell_renderer_text_new();
	col = gtk_tree_view_column_new_with_attributes("Game", cell, "text", 0, NULL);
	gtk_tree_view_column_set_expand(col, TRUE);
	gtk_tree_view_append_column(GTK_TREE_VIEW(gamelist), col);
	col = gtk_tree_view_column_new_with_attributes("GRP file", cell, "text", 1, NULL);
	gtk_tree_view_column_set_min_width(col, 64);
	gtk_tree_view_append_column(GTK_TREE_VIEW(gamelist), col);
  }
  gtk_widget_show (gamelist);
  gtk_container_add (GTK_CONTAINER (gamescroll), gamelist);
  gtk_widget_add_accelerator (gamelist, "grab_focus", accel_group,
                              GDK_G, GDK_MOD1_MASK,
                              GTK_ACCEL_VISIBLE);
  gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (gamelist), FALSE);
  gtk_tree_view_set_enable_search (GTK_TREE_VIEW (gamelist), FALSE);

  // Game tab
  gametab = gtk_label_new ("Game");
  gtk_widget_show (gametab);
  gtk_notebook_set_tab_label (GTK_NOTEBOOK (tabs), gtk_notebook_get_nth_page (GTK_NOTEBOOK (tabs), 1), gametab);

  // Messages scrollable area
  messagesscroll = gtk_scrolled_window_new (NULL, NULL);
  gtk_widget_show (messagesscroll);
  gtk_container_add (GTK_CONTAINER (tabs), messagesscroll);
  gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (messagesscroll), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);

  // Messages text area
  messagestext = gtk_text_view_new ();
  gtk_widget_show (messagestext);
  gtk_container_add (GTK_CONTAINER (messagesscroll), messagestext);
  gtk_text_view_set_editable (GTK_TEXT_VIEW (messagestext), FALSE);
  gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (messagestext), GTK_WRAP_WORD);
  gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (messagestext), FALSE);
  gtk_text_view_set_left_margin (GTK_TEXT_VIEW (messagestext), 2);
  gtk_text_view_set_right_margin (GTK_TEXT_VIEW (messagestext), 2);

  // Messages tab
  messagestab = gtk_label_new ("Messages");
  gtk_widget_show (messagestab);
  gtk_notebook_set_tab_label (GTK_NOTEBOOK (tabs), gtk_notebook_get_nth_page (GTK_NOTEBOOK (tabs), 2), messagestab);

  // Dialogue box buttons layout
  buttons = gtk_hbutton_box_new ();
  gtk_widget_show (buttons);
  gtk_box_pack_start (GTK_BOX (vlayout), buttons, FALSE, TRUE, 0);
  gtk_container_set_border_width (GTK_CONTAINER (buttons), 3);
  gtk_button_box_set_layout (GTK_BUTTON_BOX (buttons), GTK_BUTTONBOX_END);

  // Cancel button
  cancelbutton = gtk_button_new ();
  gtk_widget_show (cancelbutton);
  gtk_container_add (GTK_CONTAINER (buttons), cancelbutton);
  GTK_WIDGET_SET_FLAGS (cancelbutton, GTK_CAN_DEFAULT);
  gtk_widget_add_accelerator (cancelbutton, "grab_focus", accel_group,
                              GDK_C, GDK_MOD1_MASK,
                              GTK_ACCEL_VISIBLE);
  gtk_widget_add_accelerator (cancelbutton, "clicked", accel_group,
                              GDK_Escape, 0,
                              GTK_ACCEL_VISIBLE);

  cancelbuttonalign = gtk_alignment_new (0.5, 0.5, 0, 0);
  gtk_widget_show (cancelbuttonalign);
  gtk_container_add (GTK_CONTAINER (cancelbutton), cancelbuttonalign);

  cancelbuttonlayout = gtk_hbox_new (FALSE, 2);
  gtk_widget_show (cancelbuttonlayout);
  gtk_container_add (GTK_CONTAINER (cancelbuttonalign), cancelbuttonlayout);

  cancelbuttonicon = gtk_image_new_from_stock ("gtk-cancel", GTK_ICON_SIZE_BUTTON);
  gtk_widget_show (cancelbuttonicon);
  gtk_box_pack_start (GTK_BOX (cancelbuttonlayout), cancelbuttonicon, FALSE, FALSE, 0);

  cancelbuttonlabel = gtk_label_new_with_mnemonic ("_Cancel");
  gtk_widget_show (cancelbuttonlabel);
  gtk_box_pack_start (GTK_BOX (cancelbuttonlayout), cancelbuttonlabel, FALSE, FALSE, 0);

  // Start button
  startbutton = gtk_button_new ();
  gtk_widget_show (startbutton);
  gtk_container_add (GTK_CONTAINER (buttons), startbutton);
  GTK_WIDGET_SET_FLAGS (startbutton, GTK_CAN_DEFAULT);
  gtk_widget_add_accelerator (startbutton, "grab_focus", accel_group,
                              GDK_S, GDK_MOD1_MASK,
                              GTK_ACCEL_VISIBLE);
  gtk_widget_add_accelerator (startbutton, "clicked", accel_group,
                              GDK_Return, 0,
                              GTK_ACCEL_VISIBLE);

  startbuttonalign = gtk_alignment_new (0.5, 0.5, 0, 0);
  gtk_widget_show (startbuttonalign);
  gtk_container_add (GTK_CONTAINER (startbutton), startbuttonalign);

  startbuttonlayout = gtk_hbox_new (FALSE, 2);
  gtk_widget_show (startbuttonlayout);
  gtk_container_add (GTK_CONTAINER (startbuttonalign), startbuttonlayout);

  startbuttonicon = gtk_image_new_from_stock ("gtk-execute", GTK_ICON_SIZE_BUTTON);
  gtk_widget_show (startbuttonicon);
  gtk_box_pack_start (GTK_BOX (startbuttonlayout), startbuttonicon, FALSE, FALSE, 0);

  startbuttonlabel = gtk_label_new_with_mnemonic ("_Start");
  gtk_widget_show (startbuttonlabel);
  gtk_box_pack_start (GTK_BOX (startbuttonlayout), startbuttonlabel, FALSE, FALSE, 0);

  // Wire up the signals
  g_signal_connect ((gpointer) startwin, "delete_event",
                    G_CALLBACK (on_startwin_delete_event),
                    NULL);
  g_signal_connect ((gpointer) fullscreencheck, "toggled",
                    G_CALLBACK (on_fullscreencheck_toggled),
                    NULL);
  g_signal_connect ((gpointer) sounddrvcombo, "changed",
                    G_CALLBACK (on_sounddrvcombo_changed),
                    NULL);
  g_signal_connect ((gpointer) cddrvcombo, "changed",
                    G_CALLBACK (on_cddrvcombo_changed),
                    NULL);
  g_signal_connect ((gpointer) inputmousecheck, "toggled",
                    G_CALLBACK (on_inputmousecheck_toggled),
                    NULL);
  g_signal_connect ((gpointer) inputjoycheck, "toggled",
                    G_CALLBACK (on_inputjoycheck_toggled),
                    NULL);
  g_signal_connect ((gpointer) vmode3dcombo, "changed",
                    G_CALLBACK (on_vmode3dcombo_changed),
                    NULL);
  g_signal_connect ((gpointer) alwaysshowcheck, "toggled",
                    G_CALLBACK (on_alwaysshowcheck_toggled),
                    NULL);
  g_signal_connect ((gpointer) cancelbutton, "clicked",
                    G_CALLBACK (on_cancelbutton_clicked),
                    NULL);
  g_signal_connect ((gpointer) startbutton, "clicked",
                    G_CALLBACK (on_startbutton_clicked),
                    NULL);
  {
    GtkTreeSelection *sel = gtk_tree_view_get_selection(GTK_TREE_VIEW(gamelist));
    gtk_tree_selection_set_mode(sel, GTK_SELECTION_SINGLE);
    g_signal_connect ((gpointer) sel, "changed",
                      G_CALLBACK (on_gamelist_selection_changed),
                      NULL);
  }

  // Associate labels with their controls
  gtk_label_set_mnemonic_widget (GTK_LABEL (vmode3dlabel), vmode3dcombo);
  gtk_label_set_mnemonic_widget (GTK_LABEL (sounddrvlabel), sounddrvcombo);
  gtk_label_set_mnemonic_widget (GTK_LABEL (cddrvlabel), cddrvcombo);
  gtk_label_set_mnemonic_widget (GTK_LABEL (gamelabel), gamelist);

  /* Store pointers to all widgets, for use by lookup_widget(). */
  GLADE_HOOKUP_OBJECT_NO_REF (startwin, startwin, "startwin");
  GLADE_HOOKUP_OBJECT (startwin, hlayout, "hlayout");
  GLADE_HOOKUP_OBJECT (startwin, banner, "banner");
  GLADE_HOOKUP_OBJECT (startwin, vlayout, "vlayout");
  GLADE_HOOKUP_OBJECT (startwin, tabs, "tabs");
  GLADE_HOOKUP_OBJECT (startwin, configvlayout, "configvlayout");
  GLADE_HOOKUP_OBJECT (startwin, configlayout, "configlayout");
  GLADE_HOOKUP_OBJECT (startwin, fullscreencheck, "fullscreencheck");
  GLADE_HOOKUP_OBJECT (startwin, vmode3dlabel, "vmode3dlabel");
  GLADE_HOOKUP_OBJECT (startwin, inputdevlabel, "inputdevlabel");
  GLADE_HOOKUP_OBJECT (startwin, sounddrvlabel, "sounddrvlabel");
  GLADE_HOOKUP_OBJECT (startwin, cddrvlabel, "cddrvlabel");
  GLADE_HOOKUP_OBJECT (startwin, sounddrvcombo, "sounddrvcombo");
  GLADE_HOOKUP_OBJECT (startwin, cddrvcombo, "cddrvcombo");
  GLADE_HOOKUP_OBJECT (startwin, inputmousecheck, "inputmousecheck");
  GLADE_HOOKUP_OBJECT (startwin, inputjoycheck, "inputjoycheck");
  GLADE_HOOKUP_OBJECT (startwin, vmode3dcombo, "vmode3dcombo");
  GLADE_HOOKUP_OBJECT (startwin, alwaysshowcheck, "alwaysshowcheck");
  GLADE_HOOKUP_OBJECT (startwin, configtab, "configtab");
  GLADE_HOOKUP_OBJECT (startwin, gamevlayout, "gamevlayout");
  GLADE_HOOKUP_OBJECT (startwin, gamelabel, "gamelabel");
  GLADE_HOOKUP_OBJECT (startwin, gamescroll, "gamescroll");
  GLADE_HOOKUP_OBJECT (startwin, gamelist, "gamelist");
  GLADE_HOOKUP_OBJECT (startwin, gametab, "gametab");
  GLADE_HOOKUP_OBJECT (startwin, messagesscroll, "messagesscroll");
  GLADE_HOOKUP_OBJECT (startwin, messagestext, "messagestext");
  GLADE_HOOKUP_OBJECT (startwin, messagestab, "messagestab");
  GLADE_HOOKUP_OBJECT (startwin, buttons, "buttons");
  GLADE_HOOKUP_OBJECT (startwin, cancelbutton, "cancelbutton");
  GLADE_HOOKUP_OBJECT (startwin, cancelbuttonalign, "cancelbuttonalign");
  GLADE_HOOKUP_OBJECT (startwin, cancelbuttonlayout, "cancelbuttonlayout");
  GLADE_HOOKUP_OBJECT (startwin, cancelbuttonicon, "cancelbuttonicon");
  GLADE_HOOKUP_OBJECT (startwin, cancelbuttonlabel, "cancelbuttonlabel");
  GLADE_HOOKUP_OBJECT (startwin, startbutton, "startbutton");
  GLADE_HOOKUP_OBJECT (startwin, startbuttonalign, "startbuttonalign");
  GLADE_HOOKUP_OBJECT (startwin, startbuttonlayout, "startbuttonlayout");
  GLADE_HOOKUP_OBJECT (startwin, startbuttonicon, "startbuttonicon");
  GLADE_HOOKUP_OBJECT (startwin, startbuttonlabel, "startbuttonlabel");

  gtk_window_add_accel_group (GTK_WINDOW (startwin), accel_group);

  return startwin;
}

// -- BUILD ENTRY POINTS ------------------------------------------------------

int startwin_open(void)
{
	if (!gtkenabled) return 0;
	if (startwin) return 1;

	startwin = create_window();
	if (startwin) {
		SetPage(TAB_MESSAGES);
		gtk_widget_show(startwin);
		gtk_main_iteration_do(FALSE);
		return 0;
	}
  	return -1;
}

int startwin_close(void)
{
	if (!gtkenabled) return 0;
	if (!startwin) return 1;
	gtk_widget_destroy (startwin);
	startwin = NULL;
	return 0;
}

int startwin_puts(const char *str)
{
	GtkWidget *textview;
	GtkTextBuffer *textbuffer;
	GtkTextIter enditer;
	GtkTextMark *mark;
	const char *aptr, *bptr;

	if (!gtkenabled || !str) return 0;
	if (!startwin) return 1;
	if (!(textview = lookup_widget(startwin, "messagestext"))) return -1;
	textbuffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview));

	gtk_text_buffer_get_end_iter(textbuffer, &enditer);
	for (aptr = bptr = str; *aptr != 0; ) {
		switch (*bptr) {
			case '\b':
				if (bptr > aptr)
					gtk_text_buffer_insert(textbuffer, &enditer, (const gchar *)aptr, (gint)(bptr-aptr)-1);
#if GTK_CHECK_VERSION(2,6,0)
				gtk_text_buffer_backspace(textbuffer, &enditer, FALSE, TRUE);
#else
				{
				GtkTextIter iter2 = enditer;
				gtk_text_iter_backward_cursor_position(&iter2);
				//FIXME: this seems be deleting one too many chars somewhere!
				if (!gtk_text_iter_equal(&iter2, &enditer))
					gtk_text_buffer_delete_interactive(textbuffer, &iter2, &enditer, TRUE);
				}
#endif
				aptr = ++bptr;
				break;
			case 0:
				if (bptr > aptr)
					gtk_text_buffer_insert(textbuffer, &enditer, (const gchar *)aptr, (gint)(bptr-aptr));
				aptr = bptr;
				break;
			case '\r':	// FIXME
			default:
				bptr++;
				break;
		}
	}

	mark = gtk_text_buffer_create_mark(textbuffer, NULL, &enditer, 1);
	gtk_text_view_scroll_to_mark(GTK_TEXT_VIEW(textview), mark, 0.0, FALSE, 0.0, 1.0);
	gtk_text_buffer_delete_mark(textbuffer, mark);

	return 0;
}

int startwin_settitle(const char *title)
{
	if (!gtkenabled) return 0;
	if (!startwin) return 1;
	gtk_window_set_title (GTK_WINDOW (startwin), title);
	return 0;
}

int startwin_idle(void *s)
{
	if (!gtkenabled) return 0;
	//if (!startwin) return 1;
  	gtk_main_iteration_do (FALSE);
  	return 0;
}

extern int32 ScreenMode, ScreenWidth, ScreenHeight, ScreenBPP, ForceSetup, UseMouse, UseJoystick;
extern char *grpfile;	// game.c

int startwin_run(void)
{
	if (!gtkenabled) return 0;
	if (!startwin) return 1;

	ScanGroups();

	SetPage(TAB_CONFIG);

	settings.fullscreen = ScreenMode;
	settings.xdim3d = ScreenWidth;
	settings.ydim3d = ScreenHeight;
	settings.bpp3d = ScreenBPP;
	settings.forcesetup = ForceSetup;
	settings.usemouse = UseMouse;
	settings.usejoy = UseJoystick;
	strncpy(settings.selectedgrp, grpfile, BMAX_PATH);
	PopulateForm(-1);
	
	gtk_main();
	
	SetPage(TAB_MESSAGES);
	if (retval) {
		ScreenMode = settings.fullscreen;
		ScreenWidth = settings.xdim3d;
		ScreenHeight = settings.ydim3d;
		ScreenBPP = settings.bpp3d;
		ForceSetup = settings.forcesetup;
		UseMouse = settings.usemouse;
		UseJoystick = settings.usejoy;
		grpfile = settings.selectedgrp;
	}

	return retval;
}

