+ free_cfg(fe->cfg);
+
+ return fe->cfgret;
+}
+
+static void menu_key_event(GtkMenuItem *menuitem, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ int key = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem),
+ "user-data"));
+ if (!midend_process_key(fe->me, 0, 0, key))
+ gtk_widget_destroy(fe->window);
+}
+
+static void menu_preset_event(GtkMenuItem *menuitem, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ game_params *params =
+ (game_params *)gtk_object_get_data(GTK_OBJECT(menuitem), "user-data");
+ int x, y;
+
+ midend_set_params(fe->me, params);
+ midend_new_game(fe->me);
+ midend_size(fe->me, &x, &y);
+ gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y);
+ fe->w = x;
+ fe->h = y;
+}
+
+GdkAtom compound_text_atom, utf8_string_atom;
+int paste_initialised = FALSE;
+
+void init_paste()
+{
+ if (paste_initialised)
+ return;
+
+ if (!compound_text_atom)
+ compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE);
+ if (!utf8_string_atom)
+ utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE);
+
+ /*
+ * Ensure that all the cut buffers exist - according to the
+ * ICCCM, we must do this before we start using cut buffers.
+ */
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER0, XA_STRING, 8, PropModeAppend, "", 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER1, XA_STRING, 8, PropModeAppend, "", 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER2, XA_STRING, 8, PropModeAppend, "", 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER3, XA_STRING, 8, PropModeAppend, "", 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER4, XA_STRING, 8, PropModeAppend, "", 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER5, XA_STRING, 8, PropModeAppend, "", 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER6, XA_STRING, 8, PropModeAppend, "", 0);
+ XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
+ XA_CUT_BUFFER7, XA_STRING, 8, PropModeAppend, "", 0);
+}
+
+/* Store data in a cut-buffer. */
+void store_cutbuffer(char *ptr, int len)
+{
+ /* ICCCM says we must rotate the buffers before storing to buffer 0. */
+ XRotateBuffers(GDK_DISPLAY(), 1);
+ XStoreBytes(GDK_DISPLAY(), ptr, len);
+}
+
+void write_clip(frontend *fe, char *data)
+{
+ init_paste();
+
+ if (fe->paste_data)
+ sfree(fe->paste_data);
+
+ /*
+ * For this simple application we can safely assume that the
+ * data passed to this function is pure ASCII, which means we
+ * can return precisely the same stuff for types STRING,
+ * COMPOUND_TEXT or UTF8_STRING.
+ */
+
+ fe->paste_data = data;
+ fe->paste_data_len = strlen(data);
+
+ store_cutbuffer(fe->paste_data, fe->paste_data_len);
+
+ if (gtk_selection_owner_set(fe->area, GDK_SELECTION_PRIMARY,
+ CurrentTime)) {
+ gtk_selection_add_target(fe->area, GDK_SELECTION_PRIMARY,
+ GDK_SELECTION_TYPE_STRING, 1);
+ gtk_selection_add_target(fe->area, GDK_SELECTION_PRIMARY,
+ compound_text_atom, 1);
+ gtk_selection_add_target(fe->area, GDK_SELECTION_PRIMARY,
+ utf8_string_atom, 1);
+ }
+}
+
+void selection_get(GtkWidget *widget, GtkSelectionData *seldata,
+ guint info, guint time_stamp, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ gtk_selection_data_set(seldata, seldata->target, 8,
+ fe->paste_data, fe->paste_data_len);
+}
+
+gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
+ gpointer data)
+{
+ frontend *fe = (frontend *)data;
+
+ if (fe->paste_data)
+ sfree(fe->paste_data);
+ fe->paste_data = NULL;
+ fe->paste_data_len = 0;
+ return TRUE;
+}
+
+static void menu_copy_event(GtkMenuItem *menuitem, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ char *text;
+
+ text = midend_text_format(fe->me);
+
+ if (text) {
+ write_clip(fe, text);
+ } else {
+ gdk_beep();
+ }
+}
+
+static void menu_solve_event(GtkMenuItem *menuitem, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ char *msg;
+
+ msg = midend_solve(fe->me);
+
+ if (msg)
+ error_box(fe->window, msg);
+}
+
+static void menu_restart_event(GtkMenuItem *menuitem, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+
+ midend_restart_game(fe->me);
+}
+
+static void menu_config_event(GtkMenuItem *menuitem, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ int which = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem),
+ "user-data"));
+ int x, y;
+
+ if (!get_config(fe, which))
+ return;
+
+ midend_new_game(fe->me);
+ midend_size(fe->me, &x, &y);
+ gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y);
+ fe->w = x;
+ fe->h = y;
+}
+
+static void menu_about_event(GtkMenuItem *menuitem, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ char titlebuf[256];
+ char textbuf[1024];
+
+ sprintf(titlebuf, "About %.200s", thegame.name);
+ sprintf(textbuf,
+ "%.200s\n\n"
+ "from Simon Tatham's Portable Puzzle Collection\n\n"
+ "%.500s", thegame.name, ver);
+
+ message_box(fe->window, titlebuf, textbuf, TRUE);
+}
+
+static GtkWidget *add_menu_item_with_key(frontend *fe, GtkContainer *cont,
+ char *text, int key)
+{
+ GtkWidget *menuitem = gtk_menu_item_new_with_label(text);
+ gtk_container_add(cont, menuitem);
+ gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
+ GINT_TO_POINTER(key));
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_key_event), fe);
+ gtk_widget_show(menuitem);
+ return menuitem;
+}
+
+static void add_menu_separator(GtkContainer *cont)
+{
+ GtkWidget *menuitem = gtk_menu_item_new();
+ gtk_container_add(cont, menuitem);
+ gtk_widget_show(menuitem);
+}
+
+static frontend *new_window(char *game_id, char **error)
+{
+ frontend *fe;
+ GtkBox *vbox;
+ GtkWidget *menubar, *menu, *menuitem;
+ int x, y, n;
+
+ fe = snew(frontend);
+
+ fe->me = midend_new(fe, &thegame);
+ if (game_id) {
+ *error = midend_game_id(fe->me, game_id);
+ if (*error) {
+ midend_free(fe->me);
+ sfree(fe);
+ return NULL;
+ }
+ }
+ midend_new_game(fe->me);
+
+ fe->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+ gtk_window_set_title(GTK_WINDOW(fe->window), thegame.name);
+#if 0
+ gtk_window_set_resizable(GTK_WINDOW(fe->window), FALSE);
+#else
+ gtk_window_set_policy(GTK_WINDOW(fe->window), FALSE, FALSE, TRUE);
+#endif
+ vbox = GTK_BOX(gtk_vbox_new(FALSE, 0));
+ gtk_container_add(GTK_CONTAINER(fe->window), GTK_WIDGET(vbox));
+ gtk_widget_show(GTK_WIDGET(vbox));
+
+ menubar = gtk_menu_bar_new();
+ gtk_box_pack_start(vbox, menubar, FALSE, FALSE, 0);
+ gtk_widget_show(menubar);
+
+ menuitem = gtk_menu_item_new_with_label("Game");
+ gtk_container_add(GTK_CONTAINER(menubar), menuitem);
+ gtk_widget_show(menuitem);
+
+ menu = gtk_menu_new();
+ gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), menu);
+
+ add_menu_item_with_key(fe, GTK_CONTAINER(menu), "New", 'n');
+
+ menuitem = gtk_menu_item_new_with_label("Restart");
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_restart_event), fe);
+ gtk_widget_show(menuitem);
+
+ menuitem = gtk_menu_item_new_with_label("Specific...");
+ gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
+ GINT_TO_POINTER(CFG_DESC));
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_config_event), fe);
+ gtk_widget_show(menuitem);
+
+ menuitem = gtk_menu_item_new_with_label("Random Seed...");
+ gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
+ GINT_TO_POINTER(CFG_SEED));
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_config_event), fe);
+ gtk_widget_show(menuitem);
+
+ if ((n = midend_num_presets(fe->me)) > 0 || thegame.can_configure) {
+ GtkWidget *submenu;
+ int i;
+
+ menuitem = gtk_menu_item_new_with_label("Type");
+ gtk_container_add(GTK_CONTAINER(menubar), menuitem);
+ gtk_widget_show(menuitem);
+
+ submenu = gtk_menu_new();
+ gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), submenu);
+
+ for (i = 0; i < n; i++) {
+ char *name;
+ game_params *params;
+
+ midend_fetch_preset(fe->me, i, &name, ¶ms);
+
+ menuitem = gtk_menu_item_new_with_label(name);
+ gtk_container_add(GTK_CONTAINER(submenu), menuitem);
+ gtk_object_set_data(GTK_OBJECT(menuitem), "user-data", params);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_preset_event), fe);
+ gtk_widget_show(menuitem);
+ }
+
+ if (thegame.can_configure) {
+ menuitem = gtk_menu_item_new_with_label("Custom...");
+ gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
+ GPOINTER_TO_INT(CFG_SETTINGS));
+ gtk_container_add(GTK_CONTAINER(submenu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_config_event), fe);
+ gtk_widget_show(menuitem);
+ }
+ }
+
+ add_menu_separator(GTK_CONTAINER(menu));
+ add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Undo", 'u');
+ add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Redo", '\x12');
+ if (thegame.can_format_as_text) {
+ add_menu_separator(GTK_CONTAINER(menu));
+ menuitem = gtk_menu_item_new_with_label("Copy");
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_copy_event), fe);
+ gtk_widget_show(menuitem);
+ }
+ if (thegame.can_solve) {
+ add_menu_separator(GTK_CONTAINER(menu));
+ menuitem = gtk_menu_item_new_with_label("Solve");
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_solve_event), fe);
+ gtk_widget_show(menuitem);
+ }
+ add_menu_separator(GTK_CONTAINER(menu));
+ add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Exit", 'q');
+
+ menuitem = gtk_menu_item_new_with_label("Help");
+ gtk_container_add(GTK_CONTAINER(menubar), menuitem);
+ gtk_widget_show(menuitem);
+
+ menu = gtk_menu_new();
+ gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), menu);
+
+ menuitem = gtk_menu_item_new_with_label("About");
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(menu_about_event), fe);
+ gtk_widget_show(menuitem);
+
+ {
+ int i, ncolours;
+ float *colours;
+ gboolean *success;
+
+ fe->colmap = gdk_colormap_get_system();
+ colours = midend_colours(fe->me, &ncolours);
+ fe->ncolours = ncolours;
+ fe->colours = snewn(ncolours, GdkColor);
+ for (i = 0; i < ncolours; i++) {
+ fe->colours[i].red = colours[i*3] * 0xFFFF;
+ fe->colours[i].green = colours[i*3+1] * 0xFFFF;
+ fe->colours[i].blue = colours[i*3+2] * 0xFFFF;
+ }
+ success = snewn(ncolours, gboolean);
+ gdk_colormap_alloc_colors(fe->colmap, fe->colours, ncolours,
+ FALSE, FALSE, success);
+ for (i = 0; i < ncolours; i++) {
+ if (!success[i])
+ g_error("couldn't allocate colour %d (#%02x%02x%02x)\n",
+ i, fe->colours[i].red >> 8,
+ fe->colours[i].green >> 8,
+ fe->colours[i].blue >> 8);
+ }
+ }
+
+ if (midend_wants_statusbar(fe->me)) {
+ GtkWidget *viewport;
+ GtkRequisition req;
+
+ viewport = gtk_viewport_new(NULL, NULL);
+ gtk_viewport_set_shadow_type(GTK_VIEWPORT(viewport), GTK_SHADOW_NONE);
+ fe->statusbar = gtk_statusbar_new();
+ gtk_container_add(GTK_CONTAINER(viewport), fe->statusbar);
+ gtk_widget_show(viewport);
+ gtk_box_pack_end(vbox, viewport, FALSE, FALSE, 0);
+ gtk_widget_show(fe->statusbar);
+ fe->statusctx = gtk_statusbar_get_context_id
+ (GTK_STATUSBAR(fe->statusbar), "game");
+ gtk_statusbar_push(GTK_STATUSBAR(fe->statusbar), fe->statusctx,
+ "test");
+ gtk_widget_size_request(fe->statusbar, &req);
+#if 0
+ /* For GTK 2.0, should we be using gtk_widget_set_size_request? */
+#endif
+ gtk_widget_set_usize(viewport, -1, req.height);
+ } else
+ fe->statusbar = NULL;
+
+ fe->area = gtk_drawing_area_new();
+ midend_size(fe->me, &x, &y);
+ gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y);
+ fe->w = x;
+ fe->h = y;
+
+ gtk_box_pack_end(vbox, fe->area, FALSE, FALSE, 0);
+
+ fe->pixmap = NULL;
+ fe->fonts = NULL;
+ fe->nfonts = fe->fontsize = 0;
+
+ fe->timer_active = FALSE;
+
+ fe->paste_data = NULL;
+ fe->paste_data_len = 0;
+
+ gtk_signal_connect(GTK_OBJECT(fe->window), "destroy",
+ GTK_SIGNAL_FUNC(destroy), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->window), "key_press_event",
+ GTK_SIGNAL_FUNC(key_event), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->area), "button_press_event",
+ GTK_SIGNAL_FUNC(button_event), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->area), "button_release_event",
+ GTK_SIGNAL_FUNC(button_event), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->area), "motion_notify_event",
+ GTK_SIGNAL_FUNC(motion_event), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->area), "selection_get",
+ GTK_SIGNAL_FUNC(selection_get), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->area), "selection_clear_event",
+ GTK_SIGNAL_FUNC(selection_clear), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->area), "expose_event",
+ GTK_SIGNAL_FUNC(expose_area), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->window), "map_event",
+ GTK_SIGNAL_FUNC(map_window), fe);
+ gtk_signal_connect(GTK_OBJECT(fe->area), "configure_event",
+ GTK_SIGNAL_FUNC(configure_area), fe);
+
+ gtk_widget_add_events(GTK_WIDGET(fe->area),
+ GDK_BUTTON_PRESS_MASK |
+ GDK_BUTTON_RELEASE_MASK |
+ GDK_BUTTON_MOTION_MASK);
+
+ gtk_widget_show(fe->area);
+ gtk_widget_show(fe->window);
+
+ return fe;
+}
+
+int main(int argc, char **argv)
+{
+ char *pname = argv[0];
+ char *error;
+
+ if (argc > 1 && !strcmp(argv[1], "--version")) {
+ printf("%s, from Simon Tatham's Portable Puzzle Collection\n%s\n",
+ thegame.name, ver);
+ return 0;
+ }
+
+ /*
+ * Special standalone mode for generating puzzle IDs on the
+ * command line. Useful for generating puzzles to be printed
+ * out and solved offline (for puzzles where that even makes
+ * sense - Solo, for example, is a lot more pencil-and-paper
+ * friendly than Net!)
+ *
+ * Usage:
+ *
+ * <puzzle-name> --generate [<n> [<params>]]
+ *
+ * <n>, if present, is the number of puzzle IDs to generate.
+ * <params>, if present, is the same type of parameter string
+ * you would pass to the puzzle when running it in GUI mode,
+ * including optional extras such as the expansion factor in
+ * Rectangles and the difficulty level in Solo.
+ *
+ * If you specify <params>, you must also specify <n> (although
+ * you may specify it to be 1). Sorry; that was the
+ * simplest-to-parse command-line syntax I came up with.
+ */
+ if (argc > 1 && !strcmp(argv[1], "--generate")) {
+ int n = 1;
+ char *params = NULL, *seed = NULL;
+ game_params *par;
+ random_state *rs;
+ char *parstr;
+
+ if (argc > 2)
+ n = atoi(argv[2]);
+ if (argc > 3)
+ params = argv[3];
+
+ par = thegame.default_params();
+ if (params) {
+ if ( (seed = strchr(params, '#')) != NULL )
+ *seed++ = '\0';
+ thegame.decode_params(par, params);
+ }
+ if ((error = thegame.validate_params(par)) != NULL) {
+ fprintf(stderr, "%s: %s\n", pname, error);
+ return 1;
+ }
+ parstr = thegame.encode_params(par, FALSE);
+
+ {
+ void *seeddata;
+ int seedlen;
+ if (seed) {
+ seeddata = seed;
+ seedlen = strlen(seed);
+ } else {
+ get_random_seed(&seeddata, &seedlen);
+ }
+ rs = random_init(seeddata, seedlen);
+ }
+
+ while (n-- > 0) {
+ game_aux_info *aux = NULL;
+ char *desc = thegame.new_desc(par, rs, &aux);
+ printf("%s:%s\n", parstr, desc);
+ sfree(desc);
+ if (aux)
+ thegame.free_aux_info(aux);
+ }
+
+ return 0;
+ } else {
+
+ gtk_init(&argc, &argv);
+
+ if (!new_window(argc > 1 ? argv[1] : NULL, &error)) {
+ fprintf(stderr, "%s: %s\n", pname, error);
+ return 1;
+ }
+
+ gtk_main();
+ }
+