*/
#include <stdio.h>
+#include <assert.h>
#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"
* GTK front end to puzzles.
*/
+struct font {
+ GdkFont *font;
+ int type;
+ int size;
+};
+
/*
* This structure holds all the data relevant to a single window.
* In principle this would allow us to open multiple independent
* doing so. I'm just coding cleanly because there's no
* particularly good reason not to.
*/
-struct window_data {
+struct frontend {
GtkWidget *window;
GtkWidget *area;
+ GtkWidget *statusbar;
+ guint statusctx;
+ GdkPixmap *pixmap;
+ GdkColor *colours;
+ int ncolours;
+ GdkColormap *colmap;
+ int w, h;
midend_data *me;
+ 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];
+ output[0] = col.red / 65535.0;
+ output[1] = col.green / 65535.0;
+ output[2] = col.blue / 65535.0;
+}
+
+void status_bar(frontend *fe, char *text)
+{
+ assert(fe->statusbar);
+
+ gtk_statusbar_pop(GTK_STATUSBAR(fe->statusbar), fe->statusctx);
+ gtk_statusbar_push(GTK_STATUSBAR(fe->statusbar), fe->statusctx, text);
+}
+
+void start_draw(frontend *fe)
+{
+ fe->gc = gdk_gc_new(fe->area->window);
+ fe->bbox_l = fe->w;
+ fe->bbox_r = 0;
+ fe->bbox_u = fe->h;
+ fe->bbox_d = 0;
+}
+
+void clip(frontend *fe, int x, int y, int w, int h)
+{
+ GdkRectangle rect;
+
+ rect.x = x;
+ rect.y = y;
+ rect.width = w;
+ rect.height = h;
+
+ gdk_gc_set_clip_rectangle(fe->gc, &rect);
+}
+
+void unclip(frontend *fe)
+{
+ GdkRectangle rect;
+
+ rect.x = 0;
+ rect.y = 0;
+ rect.width = fe->w;
+ rect.height = fe->h;
+
+ gdk_gc_set_clip_rectangle(fe->gc, &rect);
+}
+
+void draw_text(frontend *fe, int x, int y, int fonttype, int fontsize,
+ int align, int colour, char *text)
+{
+ int i;
+
+ /*
+ * Find or create the font.
+ */
+ for (i = 0; i < fe->nfonts; i++)
+ if (fe->fonts[i].type == fonttype && fe->fonts[i].size == fontsize)
+ break;
+
+ if (i == fe->nfonts) {
+ if (fe->fontsize <= fe->nfonts) {
+ fe->fontsize = fe->nfonts + 10;
+ fe->fonts = sresize(fe->fonts, fe->fontsize, struct font);
+ }
+
+ fe->nfonts++;
+
+ fe->fonts[i].type = fonttype;
+ fe->fonts[i].size = fontsize;
+
+#if GTK_CHECK_VERSION(2,0,0)
+ /*
+ * Use Pango to find the closest match to the requested
+ * font.
+ */
+ {
+ 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");
+ }
+
+ /*
+ * Find string dimensions and process alignment.
+ */
+ {
+ int lb, rb, wid, asc, desc;
+
+ gdk_string_extents(fe->fonts[i].font, text,
+ &lb, &rb, &wid, &asc, &desc);
+ if (align & ALIGN_VCENTRE)
+ y += asc - (asc+desc)/2;
+
+ if (align & ALIGN_HCENTRE)
+ x -= wid / 2;
+ else if (align & ALIGN_HRIGHT)
+ x -= wid;
+
+ }
+
+ /*
+ * Set colour and actually draw text.
+ */
+ gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
+ gdk_draw_string(fe->pixmap, fe->fonts[i].font, fe->gc, x, y, text);
+}
+
+void draw_rect(frontend *fe, int x, int y, int w, int h, int colour)
+{
+ gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
+ gdk_draw_rectangle(fe->pixmap, fe->gc, 1, x, y, w, h);
+}
+
+void draw_line(frontend *fe, int x1, int y1, int x2, int y2, int colour)
+{
+ gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
+ gdk_draw_line(fe->pixmap, fe->gc, x1, y1, x2, y2);
+}
+
+void draw_polygon(frontend *fe, int *coords, int npoints,
+ int fill, int colour)
+{
+ GdkPoint *points = snewn(npoints, GdkPoint);
+ int i;
+
+ for (i = 0; i < npoints; i++) {
+ points[i].x = coords[i*2];
+ points[i].y = coords[i*2+1];
+ }
+
+ gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
+ gdk_draw_polygon(fe->pixmap, fe->gc, fill, points, npoints);
+
+ sfree(points);
+}
+
+void draw_update(frontend *fe, int x, int y, int w, int h)
+{
+ if (fe->bbox_l > x ) fe->bbox_l = x ;
+ if (fe->bbox_r < x+w) fe->bbox_r = x+w;
+ if (fe->bbox_u > y ) fe->bbox_u = y ;
+ if (fe->bbox_d < y+h) fe->bbox_d = y+h;
+}
+
+void end_draw(frontend *fe)
+{
+ gdk_gc_unref(fe->gc);
+ fe->gc = NULL;
+
+ if (fe->bbox_l < fe->bbox_r && fe->bbox_u < fe->bbox_d) {
+ gdk_draw_pixmap(fe->area->window,
+ fe->area->style->fg_gc[GTK_WIDGET_STATE(fe->area)],
+ fe->pixmap,
+ fe->bbox_l, fe->bbox_u,
+ fe->bbox_l, fe->bbox_u,
+ fe->bbox_r - fe->bbox_l, fe->bbox_d - fe->bbox_u);
+ }
+}
+
static void destroy(GtkWidget *widget, gpointer data)
{
+ frontend *fe = (frontend *)data;
+ deactivate_timer(fe);
gtk_main_quit();
}
-gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
+static gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ int keyval;
+
+ if (!fe->pixmap)
+ return TRUE;
+
+ if (event->string[0] && !event->string[1])
+ keyval = (unsigned char)event->string[0];
+ else if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up ||
+ event->keyval == GDK_KP_8)
+ keyval = CURSOR_UP;
+ else if (event->keyval == GDK_Down || event->keyval == GDK_KP_Down ||
+ event->keyval == GDK_KP_2)
+ keyval = CURSOR_DOWN;
+ else if (event->keyval == GDK_Left || event->keyval == GDK_KP_Left ||
+ event->keyval == GDK_KP_4)
+ keyval = CURSOR_LEFT;
+ else if (event->keyval == GDK_Right || event->keyval == GDK_KP_Right ||
+ event->keyval == GDK_KP_6)
+ keyval = CURSOR_RIGHT;
+ else if (event->keyval == GDK_KP_Home || event->keyval == GDK_KP_7)
+ keyval = CURSOR_UP_LEFT;
+ else if (event->keyval == GDK_KP_End || event->keyval == GDK_KP_1)
+ keyval = CURSOR_DOWN_LEFT;
+ else if (event->keyval == GDK_KP_Page_Up || event->keyval == GDK_KP_9)
+ keyval = CURSOR_UP_RIGHT;
+ else if (event->keyval == GDK_KP_Page_Down || event->keyval == GDK_KP_3)
+ keyval = CURSOR_DOWN_RIGHT;
+ else
+ keyval = -1;
+
+ if (keyval >= 0 &&
+ !midend_process_key(fe->me, 0, 0, keyval))
+ gtk_widget_destroy(fe->window);
+
+ return TRUE;
+}
+
+static gint button_event(GtkWidget *widget, GdkEventButton *event,
+ gpointer data)
+{
+ frontend *fe = (frontend *)data;
+ int button;
+
+ if (!fe->pixmap)
+ return TRUE;
+
+ if (event->type != GDK_BUTTON_PRESS && event->type != GDK_BUTTON_RELEASE)
+ return TRUE;
+
+ if (event->button == 2 || (event->state & GDK_SHIFT_MASK))
+ button = MIDDLE_BUTTON;
+ else if (event->button == 1)
+ button = LEFT_BUTTON;
+ else if (event->button == 3)
+ button = RIGHT_BUTTON;
+ 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);
+
+ return TRUE;
+}
+
+static gint expose_area(GtkWidget *widget, GdkEventExpose *event,
+ gpointer data)
{
- struct window_data *wdata = (struct window_data *)data;
+ frontend *fe = (frontend *)data;
- IGNORE(wdata);
+ if (fe->pixmap) {
+ gdk_draw_pixmap(widget->window,
+ widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
+ fe->pixmap,
+ event->area.x, event->area.y,
+ event->area.x, event->area.y,
+ event->area.width, event->area.height);
+ }
+ return TRUE;
+}
+
+static gint map_window(GtkWidget *widget, GdkEvent *event,
+ gpointer data)
+{
+ frontend *fe = (frontend *)data;
- if (!midend_process_key(wdata->me, 0, 0, event->keyval))
- gtk_widget_destroy(wdata->window);
+ /*
+ * Apparently we need to do this because otherwise the status
+ * bar will fail to update immediately. Annoying, but there we
+ * go.
+ */
+ gtk_widget_queue_draw(fe->window);
return TRUE;
}
-gint button_event(GtkWidget *widget, GdkEventButton *event, gpointer data)
+static gint configure_area(GtkWidget *widget,
+ GdkEventConfigure *event, gpointer data)
{
- struct window_data *wdata = (struct window_data *)data;
+ frontend *fe = (frontend *)data;
+ GdkGC *gc;
- IGNORE(wdata);
+ if (fe->pixmap)
+ gdk_pixmap_unref(fe->pixmap);
+
+ fe->pixmap = gdk_pixmap_new(widget->window, fe->w, fe->h, -1);
+
+ gc = gdk_gc_new(fe->area->window);
+ gdk_gc_set_foreground(gc, &fe->colours[0]);
+ gdk_draw_rectangle(fe->pixmap, gc, 1, 0, 0, fe->w, fe->h);
+ gdk_gc_unref(gc);
+
+ midend_redraw(fe->me);
return TRUE;
}
-static struct window_data *new_window(void)
+static gint timer_func(gpointer data)
+{
+ frontend *fe = (frontend *)data;
+
+ 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 deactivate_timer(frontend *fe)
+{
+ if (fe->timer_active)
+ gtk_timeout_remove(fe->timer_id);
+ fe->timer_active = FALSE;
+}
+
+void activate_timer(frontend *fe)
+{
+ 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)
{
- struct window_data *wdata;
+ 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 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;
- wdata = snew(struct window_data);
+ 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;
+}
- wdata->me = midend_new();
- midend_new_game(wdata->me, NULL);
+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;
- wdata->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+ if (!get_config(fe, which))
+ return;
- wdata->area = gtk_drawing_area_new();
- midend_size(wdata->me, &x, &y);
- gtk_drawing_area_size(GTK_DRAWING_AREA(wdata->area), x, y);
+ 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;
+}
- gtk_container_add(GTK_CONTAINER(wdata->window), wdata->area);
- gtk_widget_show(wdata->area);
+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;
+}
- gtk_signal_connect(GTK_OBJECT(wdata->window), "destroy",
- GTK_SIGNAL_FUNC(destroy), wdata);
- gtk_signal_connect(GTK_OBJECT(wdata->window), "key_press_event",
- GTK_SIGNAL_FUNC(key_event), wdata);
- gtk_signal_connect(GTK_OBJECT(wdata->area), "button_press_event",
- GTK_SIGNAL_FUNC(button_event), wdata);
- gtk_widget_show(wdata->window);
- return wdata;
+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, 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), 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');
+ add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Restart", 'r');
+
+ 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(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');
+ add_menu_separator(GTK_CONTAINER(menu));
+ add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Exit", 'q');
+
+ {
+ 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;
+
+ 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), "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;
+
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