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/* 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 "dynamicgtk.h"

#include "duke3d.h"
#include "build.h"
#include "compat.h"
#include "baselayer.h"

#include "grpscan.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];
    int game;
    int crcval;
} 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, "%d x %d %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;
    UNREFERENCED_PARAMETER(user_data);
    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)
{
    UNREFERENCED_PARAMETER(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)
{
    UNREFERENCED_PARAMETER(user_data);
    settings.forcesetup = (gtk_toggle_button_get_active(togglebutton) == TRUE);
}

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

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

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


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

static void on_inputjoycheck_toggled(GtkToggleButton *togglebutton, gpointer user_data)
{
    UNREFERENCED_PARAMETER(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;
    UNREFERENCED_PARAMETER(user_data);
    if (gtk_tree_selection_get_selected(selection, &model, &iter))
    {
        gtk_tree_model_get(model, &iter, 2, (gpointer)&fg, -1);
        strcpy(settings.selectedgrp, fg->name);
        settings.game = fg->game;
        settings.crcval = fg->crcval;
    }
}

static gboolean on_startwin_delete_event(GtkWidget *widget, GdkEvent *event, gpointer user_data)
{
    UNREFERENCED_PARAMETER(widget);
    UNREFERENCED_PARAMETER(event);
    UNREFERENCED_PARAMETER(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;
    UNREFERENCED_PARAMETER(user_data);
    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 *sounddrvcombo; */

    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);

        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);
    */

    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) 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(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, sounddrvcombo, "sounddrvcombo"); */

    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)
{
    UNREFERENCED_PARAMETER(s);
    if (!gtkenabled) return 0;
    //if (!startwin) return 1;
    gtk_main_iteration_do(FALSE);
    return 0;
}

extern char *duke3dgrp, *duke3dgrpstring;

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

    SetPage(TAB_CONFIG);

    settings.fullscreen = ud.config.ScreenMode;
    settings.xdim3d = ud.config.ScreenWidth;
    settings.ydim3d = ud.config.ScreenHeight;
    settings.bpp3d = ud.config.ScreenBPP;
    settings.forcesetup = ud.config.ForceSetup;
    settings.usemouse = ud.config.UseMouse;
    settings.usejoy = ud.config.UseJoystick;
    settings.game = g_GameType;
    strncpy(settings.selectedgrp, duke3dgrp, BMAX_PATH);
    PopulateForm(-1);

    gtk_main();

    SetPage(TAB_MESSAGES);
    if (retval)
    {
        int i;

        ud.config.ScreenMode = settings.fullscreen;
        ud.config.ScreenWidth = settings.xdim3d;
        ud.config.ScreenHeight = settings.ydim3d;
        ud.config.ScreenBPP = settings.bpp3d;
        ud.config.ForceSetup = settings.forcesetup;
        ud.config.UseMouse = settings.usemouse;
        ud.config.UseJoystick = settings.usejoy;
        duke3dgrp = settings.selectedgrp;
        g_GameType = settings.game;

        for (i = 0; i<numgrpfiles; i++) if (settings.crcval == grpfiles[i].crcval) break;
        if (i != numgrpfiles)
            duke3dgrpstring = (char *)grpfiles[i].name;
    }

    return retval;
}