#include <stdlib.h>
#include <time.h>
#include <stdarg.h>
+#include <string.h>
+
+#include <sys/time.h>
#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>
+#if GTK_CHECK_VERSION(2,0,0) && !defined HAVE_SENSIBLE_ABSOLUTE_SIZE_FUNCTION
+#include <gdk/gdkx.h>
+#include <X11/Xlib.h>
+#endif
+
#include "puzzles.h"
/* ----------------------------------------------------------------------
GdkGC *gc;
int bbox_l, bbox_r, bbox_u, bbox_d;
int timer_active, timer_id;
+ struct timeval last_time;
struct font *fonts;
int nfonts, fontsize;
+ config_item *cfg;
+ int cfg_which, cfgret;
+ GtkWidget *cfgbox;
};
+void get_random_seed(void **randseed, int *randseedsize)
+{
+ time_t *tp = snew(time_t);
+ time(tp);
+ *randseed = (void *)tp;
+ *randseedsize = sizeof(time_t);
+}
+
void frontend_default_colour(frontend *fe, float *output)
{
GdkColor col = fe->window->style->bg[GTK_STATE_NORMAL];
fe->fonts[i].type = fonttype;
fe->fonts[i].size = fontsize;
+#if GTK_CHECK_VERSION(2,0,0)
/*
- * FIXME: Really I should make at least _some_ effort to
- * pick the correct font.
+ * Use Pango to find the closest match to the requested
+ * font.
*/
- fe->fonts[i].font = gdk_font_load("variable");
+ {
+ PangoFontDescription *fd;
+
+ fd = pango_font_description_new();
+ /* `Monospace' and `Sans' are meta-families guaranteed to exist */
+ pango_font_description_set_family(fd, fonttype == FONT_FIXED ?
+ "Monospace" : "Sans");
+ /*
+ * I found some online Pango documentation which
+ * described a function called
+ * pango_font_description_set_absolute_size(), which is
+ * _exactly_ what I want here. Unfortunately, none of
+ * my local Pango installations have it (presumably
+ * they're too old), so I'm going to have to hack round
+ * it by figuring out the point size myself. This
+ * limits me to X and probably also breaks in later
+ * Pango installations, so ideally I should add another
+ * CHECK_VERSION type ifdef and use set_absolute_size
+ * where available. All very annoying.
+ */
+#ifdef HAVE_SENSIBLE_ABSOLUTE_SIZE_FUNCTION
+ pango_font_description_set_absolute_size(fd, PANGO_SCALE*fontsize);
+#else
+ {
+ Display *d = GDK_DISPLAY();
+ int s = DefaultScreen(d);
+ double resolution =
+ (PANGO_SCALE * 72.27 / 25.4) *
+ ((double) DisplayWidthMM(d, s) / DisplayWidth (d, s));
+ pango_font_description_set_size(fd, resolution * fontsize);
+ }
+#endif
+ fe->fonts[i].font = gdk_font_from_description(fd);
+ pango_font_description_free(fd);
+ }
+
+ if (!fe->fonts[i].font)
+#endif
+ /*
+ * In GTK 1.2, I don't know of any plausible way to
+ * pick a suitable font, so I'm just going to be
+ * tedious.
+ *
+ * This is also fallback code called if the Pango
+ * approach fails to find an appropriate font.
+ */
+ fe->fonts[i].font = gdk_font_load(fonttype == FONT_FIXED ?
+ "fixed" : "variable");
}
/*
static void destroy(GtkWidget *widget, gpointer data)
{
+ frontend *fe = (frontend *)data;
+ deactivate_timer(fe);
gtk_main_quit();
}
if (!fe->pixmap)
return TRUE;
- if (event->type != GDK_BUTTON_PRESS)
+ if (event->type != GDK_BUTTON_PRESS && event->type != GDK_BUTTON_RELEASE)
return TRUE;
if (event->button == 2 || (event->state & GDK_SHIFT_MASK))
else
return FALSE; /* don't even know what button! */
+ if (event->type == GDK_BUTTON_RELEASE)
+ button += LEFT_RELEASE - LEFT_BUTTON;
+
+ if (!midend_process_key(fe->me, event->x, event->y, button))
+ gtk_widget_destroy(fe->window);
+
+ return TRUE;
+}
+
+static gint motion_event(GtkWidget *widget, GdkEventMotion *event,
+ gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ int button;
+
+ if (!fe->pixmap)
+ return TRUE;
+
+ if (event->state & (GDK_BUTTON2_MASK | GDK_SHIFT_MASK))
+ button = MIDDLE_DRAG;
+ else if (event->state & GDK_BUTTON1_MASK)
+ button = LEFT_DRAG;
+ else if (event->state & GDK_BUTTON3_MASK)
+ button = RIGHT_DRAG;
+ else
+ return FALSE; /* don't even know what button! */
+
if (!midend_process_key(fe->me, event->x, event->y, button))
gtk_widget_destroy(fe->window);
{
frontend *fe = (frontend *)data;
- if (fe->timer_active)
- midend_timer(fe->me, 0.02); /* may clear timer_active */
+ if (fe->timer_active) {
+ struct timeval now;
+ float elapsed;
+ gettimeofday(&now, NULL);
+ elapsed = ((now.tv_usec - fe->last_time.tv_usec) * 0.000001F +
+ (now.tv_sec - fe->last_time.tv_sec));
+ midend_timer(fe->me, elapsed); /* may clear timer_active */
+ fe->last_time = now;
+ }
return fe->timer_active;
}
void activate_timer(frontend *fe)
{
- if (!fe->timer_active)
+ if (!fe->timer_active) {
fe->timer_id = gtk_timeout_add(20, timer_func, fe);
+ gettimeofday(&fe->last_time, NULL);
+ }
fe->timer_active = TRUE;
}
+static void window_destroy(GtkWidget *widget, gpointer data)
+{
+ gtk_main_quit();
+}
+
+static void errmsg_button_clicked(GtkButton *button, gpointer data)
+{
+ gtk_widget_destroy(GTK_WIDGET(data));
+}
+
+static int win_key_press(GtkWidget *widget, GdkEventKey *event, gpointer data)
+{
+ GtkObject *cancelbutton = GTK_OBJECT(data);
+
+ /*
+ * `Escape' effectively clicks the cancel button
+ */
+ if (event->keyval == GDK_Escape) {
+ gtk_signal_emit_by_name(GTK_OBJECT(cancelbutton), "clicked");
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+void error_box(GtkWidget *parent, char *msg)
+{
+ GtkWidget *window, *hbox, *text, *ok;
+
+ window = gtk_dialog_new();
+ text = gtk_label_new(msg);
+ gtk_misc_set_alignment(GTK_MISC(text), 0.0, 0.0);
+ hbox = gtk_hbox_new(FALSE, 0);
+ gtk_box_pack_start(GTK_BOX(hbox), text, FALSE, FALSE, 20);
+ gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox),
+ hbox, FALSE, FALSE, 20);
+ gtk_widget_show(text);
+ gtk_widget_show(hbox);
+ gtk_window_set_title(GTK_WINDOW(window), "Error");
+ gtk_label_set_line_wrap(GTK_LABEL(text), TRUE);
+ ok = gtk_button_new_with_label("OK");
+ gtk_box_pack_end(GTK_BOX(GTK_DIALOG(window)->action_area),
+ ok, FALSE, FALSE, 0);
+ gtk_widget_show(ok);
+ GTK_WIDGET_SET_FLAGS(ok, GTK_CAN_DEFAULT);
+ gtk_window_set_default(GTK_WINDOW(window), ok);
+ gtk_signal_connect(GTK_OBJECT(ok), "clicked",
+ GTK_SIGNAL_FUNC(errmsg_button_clicked), window);
+ gtk_signal_connect(GTK_OBJECT(window), "destroy",
+ GTK_SIGNAL_FUNC(window_destroy), NULL);
+ gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
+ GTK_SIGNAL_FUNC(win_key_press), ok);
+ gtk_window_set_modal(GTK_WINDOW(window), TRUE);
+ gtk_window_set_transient_for(GTK_WINDOW(window), GTK_WINDOW(parent));
+ //set_transient_window_pos(parent, window);
+ gtk_widget_show(window);
+ gtk_main();
+}
+
+static void config_ok_button_clicked(GtkButton *button, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ char *err;
+
+ err = midend_set_config(fe->me, fe->cfg_which, fe->cfg);
+
+ if (err)
+ error_box(fe->cfgbox, err);
+ else {
+ fe->cfgret = TRUE;
+ gtk_widget_destroy(fe->cfgbox);
+ }
+}
+
+static void config_cancel_button_clicked(GtkButton *button, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+
+ gtk_widget_destroy(fe->cfgbox);
+}
+
+static int editbox_key(GtkWidget *widget, GdkEventKey *event, gpointer data)
+{
+ /*
+ * GtkEntry has a nasty habit of eating the Return key, which
+ * is unhelpful since it doesn't actually _do_ anything with it
+ * (it calls gtk_widget_activate, but our edit boxes never need
+ * activating). So I catch Return before GtkEntry sees it, and
+ * pass it straight on to the parent widget. Effect: hitting
+ * Return in an edit box will now activate the default button
+ * in the dialog just like it will everywhere else.
+ */
+ if (event->keyval == GDK_Return && widget->parent != NULL) {
+ gint return_val;
+ gtk_signal_emit_stop_by_name(GTK_OBJECT(widget), "key_press_event");
+ gtk_signal_emit_by_name(GTK_OBJECT(widget->parent), "key_press_event",
+ event, &return_val);
+ return return_val;
+ }
+ return FALSE;
+}
+
+static void editbox_changed(GtkEditable *ed, gpointer data)
+{
+ config_item *i = (config_item *)data;
+
+ sfree(i->sval);
+ i->sval = dupstr(gtk_entry_get_text(GTK_ENTRY(ed)));
+}
+
+static void button_toggled(GtkToggleButton *tb, gpointer data)
+{
+ config_item *i = (config_item *)data;
+
+ i->ival = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tb));
+}
+
+static void droplist_sel(GtkMenuItem *item, gpointer data)
+{
+ config_item *i = (config_item *)data;
+
+ i->ival = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item),
+ "user-data"));
+}
+
+static int get_config(frontend *fe, int which)
+{
+ GtkWidget *w, *table, *cancel;
+ char *title;
+ config_item *i;
+ int y;
+
+ fe->cfg = midend_get_config(fe->me, which, &title);
+ fe->cfg_which = which;
+ fe->cfgret = FALSE;
+
+ fe->cfgbox = gtk_dialog_new();
+ gtk_window_set_title(GTK_WINDOW(fe->cfgbox), title);
+ sfree(title);
+
+ w = gtk_button_new_with_label("OK");
+ gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->action_area),
+ w, FALSE, FALSE, 0);
+ gtk_widget_show(w);
+ GTK_WIDGET_SET_FLAGS(w, GTK_CAN_DEFAULT);
+ gtk_window_set_default(GTK_WINDOW(fe->cfgbox), w);
+ gtk_signal_connect(GTK_OBJECT(w), "clicked",
+ GTK_SIGNAL_FUNC(config_ok_button_clicked), fe);
+
+ w = gtk_button_new_with_label("Cancel");
+ gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->action_area),
+ w, FALSE, FALSE, 0);
+ gtk_widget_show(w);
+ gtk_signal_connect(GTK_OBJECT(w), "clicked",
+ GTK_SIGNAL_FUNC(config_cancel_button_clicked), fe);
+ cancel = w;
+
+ table = gtk_table_new(1, 2, FALSE);
+ y = 0;
+ gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->vbox),
+ table, FALSE, FALSE, 0);
+ gtk_widget_show(table);
+
+ for (i = fe->cfg; i->type != C_END; i++) {
+ gtk_table_resize(GTK_TABLE(table), y+1, 2);
+
+ switch (i->type) {
+ case C_STRING:
+ /*
+ * Edit box with a label beside it.
+ */
+
+ w = gtk_label_new(i->name);
+ gtk_misc_set_alignment(GTK_MISC(w), 0.0, 0.5);
+ gtk_table_attach(GTK_TABLE(table), w, 0, 1, y, y+1,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ 3, 3);
+ gtk_widget_show(w);
+
+ w = gtk_entry_new();
+ gtk_table_attach(GTK_TABLE(table), w, 1, 2, y, y+1,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ 3, 3);
+ gtk_entry_set_text(GTK_ENTRY(w), i->sval);
+ gtk_signal_connect(GTK_OBJECT(w), "changed",
+ GTK_SIGNAL_FUNC(editbox_changed), i);
+ gtk_signal_connect(GTK_OBJECT(w), "key_press_event",
+ GTK_SIGNAL_FUNC(editbox_key), NULL);
+ gtk_widget_show(w);
+
+ break;
+
+ case C_BOOLEAN:
+ /*
+ * Simple checkbox.
+ */
+ w = gtk_check_button_new_with_label(i->name);
+ gtk_signal_connect(GTK_OBJECT(w), "toggled",
+ GTK_SIGNAL_FUNC(button_toggled), i);
+ gtk_table_attach(GTK_TABLE(table), w, 0, 2, y, y+1,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ 3, 3);
+ gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), i->ival);
+ gtk_widget_show(w);
+ break;
+
+ case C_CHOICES:
+ /*
+ * Drop-down list (GtkOptionMenu).
+ */
+
+ w = gtk_label_new(i->name);
+ gtk_misc_set_alignment(GTK_MISC(w), 0.0, 0.5);
+ gtk_table_attach(GTK_TABLE(table), w, 0, 1, y, y+1,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ 3, 3);
+ gtk_widget_show(w);
+
+ w = gtk_option_menu_new();
+ gtk_table_attach(GTK_TABLE(table), w, 1, 2, y, y+1,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ GTK_EXPAND | GTK_SHRINK | GTK_FILL,
+ 3, 3);
+ gtk_widget_show(w);
+
+ {
+ int c, val;
+ char *p, *q, *name;
+ GtkWidget *menuitem;
+ GtkWidget *menu = gtk_menu_new();
+
+ gtk_option_menu_set_menu(GTK_OPTION_MENU(w), menu);
+
+ c = *i->sval;
+ p = i->sval+1;
+ val = 0;
+
+ while (*p) {
+ q = p;
+ while (*q && *q != c)
+ q++;
+
+ name = snewn(q-p+1, char);
+ strncpy(name, p, q-p);
+ name[q-p] = '\0';
+
+ if (*q) q++; /* eat delimiter */
+
+ menuitem = gtk_menu_item_new_with_label(name);
+ gtk_container_add(GTK_CONTAINER(menu), menuitem);
+ gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
+ GINT_TO_POINTER(val));
+ gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+ GTK_SIGNAL_FUNC(droplist_sel), i);
+ gtk_widget_show(menuitem);
+
+ val++;
+
+ p = q;
+ }
+
+ gtk_option_menu_set_history(GTK_OPTION_MENU(w), i->ival);
+ }
+
+ break;
+ }
+
+ y++;
+ }
+
+ gtk_signal_connect(GTK_OBJECT(fe->cfgbox), "destroy",
+ GTK_SIGNAL_FUNC(window_destroy), NULL);
+ gtk_signal_connect(GTK_OBJECT(fe->cfgbox), "key_press_event",
+ GTK_SIGNAL_FUNC(win_key_press), cancel);
+ gtk_window_set_modal(GTK_WINDOW(fe->cfgbox), TRUE);
+ gtk_window_set_transient_for(GTK_WINDOW(fe->cfgbox),
+ GTK_WINDOW(fe->window));
+ //set_transient_window_pos(fe->window, fe->cfgbox);
+ gtk_widget_show(fe->cfgbox);
+ gtk_main();
+
+ free_cfg(fe->cfg);
+
+ return fe->cfgret;
+}
+
static void menu_key_event(GtkMenuItem *menuitem, gpointer data)
{
frontend *fe = (frontend *)data;
int x, y;
midend_set_params(fe->me, params);
- midend_new_game(fe->me, NULL);
+ 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_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;
gtk_widget_show(menuitem);
}
-static frontend *new_window(void)
+static frontend *new_window(char *game_id, char **error)
{
frontend *fe;
GtkBox *vbox;
fe = snew(frontend);
- fe->me = midend_new(fe);
- midend_new_game(fe->me, NULL);
+ fe->me = midend_new(fe, &thegame);
+ if (game_id) {
+ *error = midend_game_id(fe->me, game_id, FALSE);
+ 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), game_name);
+ gtk_window_set_title(GTK_WINDOW(fe->window), thegame.name);
#if 0
gtk_window_set_resizable(GTK_WINDOW(fe->window), FALSE);
#else
add_menu_item_with_key(fe, GTK_CONTAINER(menu), "New", 'n');
add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Restart", 'r');
- if ((n = midend_num_presets(fe->me)) > 0) {
+ menuitem = gtk_menu_item_new_with_label("Specific...");
+ 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(menu), menuitem);
+ gtk_container_add(GTK_CONTAINER(menubar), menuitem);
gtk_widget_show(menuitem);
submenu = gtk_menu_new();
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));
#if 0
/* For GTK 2.0, should we be using gtk_widget_set_size_request? */
#endif
- gtk_widget_set_usize(viewport, x, req.height);
+ gtk_widget_set_usize(viewport, -1, req.height);
} else
fe->statusbar = NULL;
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), "expose_event",
GTK_SIGNAL_FUNC(expose_area), fe);
gtk_signal_connect(GTK_OBJECT(fe->window), "map_event",
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);
+ 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);
int main(int argc, char **argv)
{
- srand(time(NULL));
+ char *pname = argv[0];
+ char *error;
gtk_init(&argc, &argv);
- (void) new_window();
+
+ if (!new_window(argc > 1 ? argv[1] : NULL, &error)) {
+ fprintf(stderr, "%s: %s\n", pname, error);
+ return 1;
+ }
+
gtk_main();
return 0;
~ian / sgt-puzzles.git / blobdiff