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Move the deactivate_timer() call from window_destroy() into
[sgt/puzzles] / gtk.c
CommitLineData
720a8fb7 1/*
2 * gtk.c: GTK front end for my puzzle collection.
3 */
4
5#include <stdio.h>
fd1a1a2b 6#include <assert.h>
720a8fb7 7#include <stdlib.h>
2ef96bd6 8#include <time.h>
720a8fb7 9#include <stdarg.h>
c8230524 10#include <string.h>
720a8fb7 11
8c1fd974 12#include <sys/time.h>
13
83680571 14#include <gtk/gtk.h>
1482ee76 15#include <gdk/gdkkeysyms.h>
83680571 16
720a8fb7 17#include "puzzles.h"
18
83680571 19/* ----------------------------------------------------------------------
20 * Error reporting functions used elsewhere.
21 */
22
720a8fb7 23void fatal(char *fmt, ...)
24{
25 va_list ap;
26
27 fprintf(stderr, "fatal error: ");
28
29 va_start(ap, fmt);
30 vfprintf(stderr, fmt, ap);
31 va_end(ap);
32
33 fprintf(stderr, "\n");
34 exit(1);
35}
83680571 36
37/* ----------------------------------------------------------------------
38 * GTK front end to puzzles.
39 */
40
4efb3868 41struct font {
42 GdkFont *font;
43 int type;
44 int size;
45};
46
83680571 47/*
48 * This structure holds all the data relevant to a single window.
49 * In principle this would allow us to open multiple independent
50 * puzzle windows, although I can't currently see any real point in
51 * doing so. I'm just coding cleanly because there's no
52 * particularly good reason not to.
53 */
2ef96bd6 54struct frontend {
83680571 55 GtkWidget *window;
7f77ea24 56 GtkWidget *area;
fd1a1a2b 57 GtkWidget *statusbar;
58 guint statusctx;
2ef96bd6 59 GdkPixmap *pixmap;
60 GdkColor *colours;
61 int ncolours;
62 GdkColormap *colmap;
63 int w, h;
7f77ea24 64 midend_data *me;
2ef96bd6 65 GdkGC *gc;
66 int bbox_l, bbox_r, bbox_u, bbox_d;
20ee89e3 67 int timer_active, timer_id;
8c1fd974 68 struct timeval last_time;
4efb3868 69 struct font *fonts;
70 int nfonts, fontsize;
c8230524 71 config_item *cfg;
5928817c 72 int cfg_which, cfgret;
c8230524 73 GtkWidget *cfgbox;
83680571 74};
75
2ef96bd6 76void frontend_default_colour(frontend *fe, float *output)
77{
78 GdkColor col = fe->window->style->bg[GTK_STATE_NORMAL];
79 output[0] = col.red / 65535.0;
80 output[1] = col.green / 65535.0;
81 output[2] = col.blue / 65535.0;
82}
83
fd1a1a2b 84void status_bar(frontend *fe, char *text)
85{
86 assert(fe->statusbar);
87
88 gtk_statusbar_pop(GTK_STATUSBAR(fe->statusbar), fe->statusctx);
89 gtk_statusbar_push(GTK_STATUSBAR(fe->statusbar), fe->statusctx, text);
90}
91
2ef96bd6 92void start_draw(frontend *fe)
93{
94 fe->gc = gdk_gc_new(fe->area->window);
95 fe->bbox_l = fe->w;
96 fe->bbox_r = 0;
97 fe->bbox_u = fe->h;
98 fe->bbox_d = 0;
99}
100
4efb3868 101void clip(frontend *fe, int x, int y, int w, int h)
102{
103 GdkRectangle rect;
104
105 rect.x = x;
106 rect.y = y;
107 rect.width = w;
108 rect.height = h;
109
110 gdk_gc_set_clip_rectangle(fe->gc, &rect);
111}
112
113void unclip(frontend *fe)
114{
115 GdkRectangle rect;
116
117 rect.x = 0;
118 rect.y = 0;
119 rect.width = fe->w;
120 rect.height = fe->h;
121
122 gdk_gc_set_clip_rectangle(fe->gc, &rect);
123}
124
125void draw_text(frontend *fe, int x, int y, int fonttype, int fontsize,
126 int align, int colour, char *text)
127{
128 int i;
129
130 /*
131 * Find or create the font.
132 */
133 for (i = 0; i < fe->nfonts; i++)
134 if (fe->fonts[i].type == fonttype && fe->fonts[i].size == fontsize)
135 break;
136
137 if (i == fe->nfonts) {
138 if (fe->fontsize <= fe->nfonts) {
139 fe->fontsize = fe->nfonts + 10;
140 fe->fonts = sresize(fe->fonts, fe->fontsize, struct font);
141 }
142
143 fe->nfonts++;
144
145 fe->fonts[i].type = fonttype;
146 fe->fonts[i].size = fontsize;
147
148 /*
149 * FIXME: Really I should make at least _some_ effort to
150 * pick the correct font.
151 */
152 fe->fonts[i].font = gdk_font_load("variable");
153 }
154
155 /*
156 * Find string dimensions and process alignment.
157 */
158 {
159 int lb, rb, wid, asc, desc;
160
161 gdk_string_extents(fe->fonts[i].font, text,
162 &lb, &rb, &wid, &asc, &desc);
163 if (align & ALIGN_VCENTRE)
164 y += asc - (asc+desc)/2;
165
166 if (align & ALIGN_HCENTRE)
167 x -= wid / 2;
168 else if (align & ALIGN_HRIGHT)
169 x -= wid;
170
171 }
172
173 /*
174 * Set colour and actually draw text.
175 */
176 gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
177 gdk_draw_string(fe->pixmap, fe->fonts[i].font, fe->gc, x, y, text);
178}
179
2ef96bd6 180void draw_rect(frontend *fe, int x, int y, int w, int h, int colour)
181{
182 gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
183 gdk_draw_rectangle(fe->pixmap, fe->gc, 1, x, y, w, h);
184}
185
186void draw_line(frontend *fe, int x1, int y1, int x2, int y2, int colour)
187{
188 gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
189 gdk_draw_line(fe->pixmap, fe->gc, x1, y1, x2, y2);
190}
191
192void draw_polygon(frontend *fe, int *coords, int npoints,
193 int fill, int colour)
194{
195 GdkPoint *points = snewn(npoints, GdkPoint);
196 int i;
197
198 for (i = 0; i < npoints; i++) {
199 points[i].x = coords[i*2];
200 points[i].y = coords[i*2+1];
201 }
202
203 gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
204 gdk_draw_polygon(fe->pixmap, fe->gc, fill, points, npoints);
205
206 sfree(points);
207}
208
209void draw_update(frontend *fe, int x, int y, int w, int h)
210{
211 if (fe->bbox_l > x ) fe->bbox_l = x ;
212 if (fe->bbox_r < x+w) fe->bbox_r = x+w;
213 if (fe->bbox_u > y ) fe->bbox_u = y ;
214 if (fe->bbox_d < y+h) fe->bbox_d = y+h;
215}
216
217void end_draw(frontend *fe)
218{
219 gdk_gc_unref(fe->gc);
220 fe->gc = NULL;
221
222 if (fe->bbox_l < fe->bbox_r && fe->bbox_u < fe->bbox_d) {
223 gdk_draw_pixmap(fe->area->window,
224 fe->area->style->fg_gc[GTK_WIDGET_STATE(fe->area)],
225 fe->pixmap,
226 fe->bbox_l, fe->bbox_u,
227 fe->bbox_l, fe->bbox_u,
228 fe->bbox_r - fe->bbox_l, fe->bbox_d - fe->bbox_u);
229 }
230}
231
83680571 232static void destroy(GtkWidget *widget, gpointer data)
233{
f49650a7 234 frontend *fe = (frontend *)data;
235 deactivate_timer(fe);
83680571 236 gtk_main_quit();
237}
238
2ef96bd6 239static gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
7f77ea24 240{
2ef96bd6 241 frontend *fe = (frontend *)data;
1482ee76 242 int keyval;
7f77ea24 243
2ef96bd6 244 if (!fe->pixmap)
245 return TRUE;
7f77ea24 246
1482ee76 247 if (event->string[0] && !event->string[1])
248 keyval = (unsigned char)event->string[0];
c71454c0 249 else if (event->keyval == GDK_Up || event->keyval == GDK_KP_Up ||
250 event->keyval == GDK_KP_8)
1482ee76 251 keyval = CURSOR_UP;
c71454c0 252 else if (event->keyval == GDK_Down || event->keyval == GDK_KP_Down ||
253 event->keyval == GDK_KP_2)
1482ee76 254 keyval = CURSOR_DOWN;
c71454c0 255 else if (event->keyval == GDK_Left || event->keyval == GDK_KP_Left ||
256 event->keyval == GDK_KP_4)
1482ee76 257 keyval = CURSOR_LEFT;
c71454c0 258 else if (event->keyval == GDK_Right || event->keyval == GDK_KP_Right ||
259 event->keyval == GDK_KP_6)
1482ee76 260 keyval = CURSOR_RIGHT;
c71454c0 261 else if (event->keyval == GDK_KP_Home || event->keyval == GDK_KP_7)
262 keyval = CURSOR_UP_LEFT;
263 else if (event->keyval == GDK_KP_End || event->keyval == GDK_KP_1)
264 keyval = CURSOR_DOWN_LEFT;
265 else if (event->keyval == GDK_KP_Page_Up || event->keyval == GDK_KP_9)
266 keyval = CURSOR_UP_RIGHT;
267 else if (event->keyval == GDK_KP_Page_Down || event->keyval == GDK_KP_3)
268 keyval = CURSOR_DOWN_RIGHT;
1482ee76 269 else
270 keyval = -1;
271
272 if (keyval >= 0 &&
273 !midend_process_key(fe->me, 0, 0, keyval))
2ef96bd6 274 gtk_widget_destroy(fe->window);
7f77ea24 275
276 return TRUE;
277}
278
2ef96bd6 279static gint button_event(GtkWidget *widget, GdkEventButton *event,
280 gpointer data)
7f77ea24 281{
2ef96bd6 282 frontend *fe = (frontend *)data;
283 int button;
284
285 if (!fe->pixmap)
286 return TRUE;
287
74a4e547 288 if (event->type != GDK_BUTTON_PRESS && event->type != GDK_BUTTON_RELEASE)
2ef96bd6 289 return TRUE;
7f77ea24 290
b0f06719 291 if (event->button == 2 || (event->state & GDK_SHIFT_MASK))
2ef96bd6 292 button = MIDDLE_BUTTON;
b0f06719 293 else if (event->button == 1)
294 button = LEFT_BUTTON;
2ef96bd6 295 else if (event->button == 3)
296 button = RIGHT_BUTTON;
297 else
298 return FALSE; /* don't even know what button! */
299
74a4e547 300 if (event->type == GDK_BUTTON_RELEASE)
301 button += LEFT_RELEASE - LEFT_BUTTON;
302
303 if (!midend_process_key(fe->me, event->x, event->y, button))
304 gtk_widget_destroy(fe->window);
305
306 return TRUE;
307}
308
309static gint motion_event(GtkWidget *widget, GdkEventMotion *event,
310 gpointer data)
311{
312 frontend *fe = (frontend *)data;
313 int button;
314
315 if (!fe->pixmap)
316 return TRUE;
317
74a4e547 318 if (event->state & (GDK_BUTTON2_MASK | GDK_SHIFT_MASK))
319 button = MIDDLE_DRAG;
320 else if (event->state & GDK_BUTTON1_MASK)
321 button = LEFT_DRAG;
322 else if (event->state & GDK_BUTTON3_MASK)
323 button = RIGHT_DRAG;
324 else
325 return FALSE; /* don't even know what button! */
326
2ef96bd6 327 if (!midend_process_key(fe->me, event->x, event->y, button))
328 gtk_widget_destroy(fe->window);
7f77ea24 329
330 return TRUE;
331}
332
2ef96bd6 333static gint expose_area(GtkWidget *widget, GdkEventExpose *event,
334 gpointer data)
83680571 335{
2ef96bd6 336 frontend *fe = (frontend *)data;
337
338 if (fe->pixmap) {
339 gdk_draw_pixmap(widget->window,
340 widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
341 fe->pixmap,
342 event->area.x, event->area.y,
343 event->area.x, event->area.y,
344 event->area.width, event->area.height);
345 }
346 return TRUE;
347}
348
fd1a1a2b 349static gint map_window(GtkWidget *widget, GdkEvent *event,
350 gpointer data)
351{
352 frontend *fe = (frontend *)data;
353
354 /*
355 * Apparently we need to do this because otherwise the status
356 * bar will fail to update immediately. Annoying, but there we
357 * go.
358 */
359 gtk_widget_queue_draw(fe->window);
360
361 return TRUE;
362}
363
2ef96bd6 364static gint configure_area(GtkWidget *widget,
365 GdkEventConfigure *event, gpointer data)
366{
367 frontend *fe = (frontend *)data;
368 GdkGC *gc;
369
eb2ad6f1 370 if (fe->pixmap)
371 gdk_pixmap_unref(fe->pixmap);
372
2ef96bd6 373 fe->pixmap = gdk_pixmap_new(widget->window, fe->w, fe->h, -1);
374
375 gc = gdk_gc_new(fe->area->window);
376 gdk_gc_set_foreground(gc, &fe->colours[0]);
377 gdk_draw_rectangle(fe->pixmap, gc, 1, 0, 0, fe->w, fe->h);
378 gdk_gc_unref(gc);
379
380 midend_redraw(fe->me);
381
382 return TRUE;
383}
384
385static gint timer_func(gpointer data)
386{
387 frontend *fe = (frontend *)data;
388
8c1fd974 389 if (fe->timer_active) {
390 struct timeval now;
391 float elapsed;
392 gettimeofday(&now, NULL);
393 elapsed = ((now.tv_usec - fe->last_time.tv_usec) * 0.000001F +
394 (now.tv_sec - fe->last_time.tv_sec));
395 midend_timer(fe->me, elapsed); /* may clear timer_active */
396 fe->last_time = now;
397 }
2ef96bd6 398
399 return fe->timer_active;
400}
401
402void deactivate_timer(frontend *fe)
403{
20ee89e3 404 if (fe->timer_active)
405 gtk_timeout_remove(fe->timer_id);
2ef96bd6 406 fe->timer_active = FALSE;
407}
408
409void activate_timer(frontend *fe)
410{
8c1fd974 411 if (!fe->timer_active) {
20ee89e3 412 fe->timer_id = gtk_timeout_add(20, timer_func, fe);
8c1fd974 413 gettimeofday(&fe->last_time, NULL);
414 }
2ef96bd6 415 fe->timer_active = TRUE;
416}
417
c8230524 418static void window_destroy(GtkWidget *widget, gpointer data)
419{
420 gtk_main_quit();
421}
422
423static void errmsg_button_clicked(GtkButton *button, gpointer data)
424{
425 gtk_widget_destroy(GTK_WIDGET(data));
426}
427
a163b7c2 428static int win_key_press(GtkWidget *widget, GdkEventKey *event, gpointer data)
429{
430 GtkObject *cancelbutton = GTK_OBJECT(data);
431
432 /*
433 * `Escape' effectively clicks the cancel button
434 */
435 if (event->keyval == GDK_Escape) {
436 gtk_signal_emit_by_name(GTK_OBJECT(cancelbutton), "clicked");
437 return TRUE;
438 }
439
440 return FALSE;
441}
442
c8230524 443void error_box(GtkWidget *parent, char *msg)
444{
445 GtkWidget *window, *hbox, *text, *ok;
446
447 window = gtk_dialog_new();
448 text = gtk_label_new(msg);
449 gtk_misc_set_alignment(GTK_MISC(text), 0.0, 0.0);
450 hbox = gtk_hbox_new(FALSE, 0);
451 gtk_box_pack_start(GTK_BOX(hbox), text, FALSE, FALSE, 20);
452 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox),
453 hbox, FALSE, FALSE, 20);
454 gtk_widget_show(text);
455 gtk_widget_show(hbox);
456 gtk_window_set_title(GTK_WINDOW(window), "Error");
457 gtk_label_set_line_wrap(GTK_LABEL(text), TRUE);
458 ok = gtk_button_new_with_label("OK");
459 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(window)->action_area),
460 ok, FALSE, FALSE, 0);
461 gtk_widget_show(ok);
462 GTK_WIDGET_SET_FLAGS(ok, GTK_CAN_DEFAULT);
463 gtk_window_set_default(GTK_WINDOW(window), ok);
464 gtk_signal_connect(GTK_OBJECT(ok), "clicked",
465 GTK_SIGNAL_FUNC(errmsg_button_clicked), window);
a1ed9f0e 466 gtk_signal_connect(GTK_OBJECT(window), "destroy",
467 GTK_SIGNAL_FUNC(window_destroy), NULL);
a163b7c2 468 gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
469 GTK_SIGNAL_FUNC(win_key_press), ok);
c8230524 470 gtk_window_set_modal(GTK_WINDOW(window), TRUE);
471 gtk_window_set_transient_for(GTK_WINDOW(window), GTK_WINDOW(parent));
472 //set_transient_window_pos(parent, window);
473 gtk_widget_show(window);
474 gtk_main();
475}
476
477static void config_ok_button_clicked(GtkButton *button, gpointer data)
478{
479 frontend *fe = (frontend *)data;
480 char *err;
481
5928817c 482 err = midend_set_config(fe->me, fe->cfg_which, fe->cfg);
c8230524 483
484 if (err)
485 error_box(fe->cfgbox, err);
486 else {
487 fe->cfgret = TRUE;
488 gtk_widget_destroy(fe->cfgbox);
489 }
490}
491
492static void config_cancel_button_clicked(GtkButton *button, gpointer data)
493{
494 frontend *fe = (frontend *)data;
495
496 gtk_widget_destroy(fe->cfgbox);
497}
498
a163b7c2 499static int editbox_key(GtkWidget *widget, GdkEventKey *event, gpointer data)
500{
501 /*
502 * GtkEntry has a nasty habit of eating the Return key, which
503 * is unhelpful since it doesn't actually _do_ anything with it
504 * (it calls gtk_widget_activate, but our edit boxes never need
505 * activating). So I catch Return before GtkEntry sees it, and
506 * pass it straight on to the parent widget. Effect: hitting
507 * Return in an edit box will now activate the default button
508 * in the dialog just like it will everywhere else.
509 */
510 if (event->keyval == GDK_Return && widget->parent != NULL) {
511 gint return_val;
512 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget), "key_press_event");
513 gtk_signal_emit_by_name(GTK_OBJECT(widget->parent), "key_press_event",
514 event, &return_val);
515 return return_val;
516 }
517 return FALSE;
518}
519
c8230524 520static void editbox_changed(GtkEditable *ed, gpointer data)
521{
522 config_item *i = (config_item *)data;
523
524 sfree(i->sval);
525 i->sval = dupstr(gtk_entry_get_text(GTK_ENTRY(ed)));
526}
527
528static void button_toggled(GtkToggleButton *tb, gpointer data)
529{
530 config_item *i = (config_item *)data;
531
532 i->ival = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tb));
533}
534
535static void droplist_sel(GtkMenuItem *item, gpointer data)
536{
537 config_item *i = (config_item *)data;
538
539 i->ival = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item),
540 "user-data"));
541}
542
5928817c 543static int get_config(frontend *fe, int which)
c8230524 544{
a163b7c2 545 GtkWidget *w, *table, *cancel;
5928817c 546 char *title;
c8230524 547 config_item *i;
548 int y;
549
5928817c 550 fe->cfg = midend_get_config(fe->me, which, &title);
551 fe->cfg_which = which;
c8230524 552 fe->cfgret = FALSE;
553
554 fe->cfgbox = gtk_dialog_new();
5928817c 555 gtk_window_set_title(GTK_WINDOW(fe->cfgbox), title);
556 sfree(title);
c8230524 557
558 w = gtk_button_new_with_label("OK");
559 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->action_area),
560 w, FALSE, FALSE, 0);
561 gtk_widget_show(w);
562 GTK_WIDGET_SET_FLAGS(w, GTK_CAN_DEFAULT);
563 gtk_window_set_default(GTK_WINDOW(fe->cfgbox), w);
564 gtk_signal_connect(GTK_OBJECT(w), "clicked",
565 GTK_SIGNAL_FUNC(config_ok_button_clicked), fe);
566
567 w = gtk_button_new_with_label("Cancel");
568 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->action_area),
569 w, FALSE, FALSE, 0);
570 gtk_widget_show(w);
571 gtk_signal_connect(GTK_OBJECT(w), "clicked",
572 GTK_SIGNAL_FUNC(config_cancel_button_clicked), fe);
a163b7c2 573 cancel = w;
c8230524 574
575 table = gtk_table_new(1, 2, FALSE);
576 y = 0;
577 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->vbox),
578 table, FALSE, FALSE, 0);
579 gtk_widget_show(table);
580
95709966 581 for (i = fe->cfg; i->type != C_END; i++) {
c8230524 582 gtk_table_resize(GTK_TABLE(table), y+1, 2);
583
584 switch (i->type) {
95709966 585 case C_STRING:
c8230524 586 /*
587 * Edit box with a label beside it.
588 */
589
590 w = gtk_label_new(i->name);
591 gtk_misc_set_alignment(GTK_MISC(w), 0.0, 0.5);
592 gtk_table_attach(GTK_TABLE(table), w, 0, 1, y, y+1,
593 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
594 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
595 3, 3);
596 gtk_widget_show(w);
597
598 w = gtk_entry_new();
599 gtk_table_attach(GTK_TABLE(table), w, 1, 2, y, y+1,
600 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
601 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
602 3, 3);
603 gtk_entry_set_text(GTK_ENTRY(w), i->sval);
604 gtk_signal_connect(GTK_OBJECT(w), "changed",
605 GTK_SIGNAL_FUNC(editbox_changed), i);
a163b7c2 606 gtk_signal_connect(GTK_OBJECT(w), "key_press_event",
607 GTK_SIGNAL_FUNC(editbox_key), NULL);
c8230524 608 gtk_widget_show(w);
609
610 break;
611
95709966 612 case C_BOOLEAN:
c8230524 613 /*
614 * Simple checkbox.
615 */
616 w = gtk_check_button_new_with_label(i->name);
617 gtk_signal_connect(GTK_OBJECT(w), "toggled",
618 GTK_SIGNAL_FUNC(button_toggled), i);
619 gtk_table_attach(GTK_TABLE(table), w, 0, 2, y, y+1,
620 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
621 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
622 3, 3);
623 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), i->ival);
624 gtk_widget_show(w);
625 break;
626
95709966 627 case C_CHOICES:
c8230524 628 /*
629 * Drop-down list (GtkOptionMenu).
630 */
631
632 w = gtk_label_new(i->name);
633 gtk_misc_set_alignment(GTK_MISC(w), 0.0, 0.5);
634 gtk_table_attach(GTK_TABLE(table), w, 0, 1, y, y+1,
635 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
636 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
637 3, 3);
638 gtk_widget_show(w);
639
640 w = gtk_option_menu_new();
641 gtk_table_attach(GTK_TABLE(table), w, 1, 2, y, y+1,
642 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
643 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
644 3, 3);
645 gtk_widget_show(w);
646
647 {
648 int c, val;
649 char *p, *q, *name;
650 GtkWidget *menuitem;
651 GtkWidget *menu = gtk_menu_new();
652
653 gtk_option_menu_set_menu(GTK_OPTION_MENU(w), menu);
654
655 c = *i->sval;
656 p = i->sval+1;
657 val = 0;
658
659 while (*p) {
660 q = p;
661 while (*q && *q != c)
662 q++;
663
664 name = snewn(q-p+1, char);
665 strncpy(name, p, q-p);
666 name[q-p] = '\0';
667
668 if (*q) q++; /* eat delimiter */
669
670 menuitem = gtk_menu_item_new_with_label(name);
671 gtk_container_add(GTK_CONTAINER(menu), menuitem);
672 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
673 GINT_TO_POINTER(val));
674 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
675 GTK_SIGNAL_FUNC(droplist_sel), i);
676 gtk_widget_show(menuitem);
677
678 val++;
679
680 p = q;
681 }
682
683 gtk_option_menu_set_history(GTK_OPTION_MENU(w), i->ival);
684 }
685
686 break;
687 }
688
689 y++;
690 }
691
692 gtk_signal_connect(GTK_OBJECT(fe->cfgbox), "destroy",
693 GTK_SIGNAL_FUNC(window_destroy), NULL);
a163b7c2 694 gtk_signal_connect(GTK_OBJECT(fe->cfgbox), "key_press_event",
695 GTK_SIGNAL_FUNC(win_key_press), cancel);
c8230524 696 gtk_window_set_modal(GTK_WINDOW(fe->cfgbox), TRUE);
697 gtk_window_set_transient_for(GTK_WINDOW(fe->cfgbox),
698 GTK_WINDOW(fe->window));
699 //set_transient_window_pos(fe->window, fe->cfgbox);
700 gtk_widget_show(fe->cfgbox);
701 gtk_main();
702
077f3cbe 703 free_cfg(fe->cfg);
c8230524 704
705 return fe->cfgret;
706}
707
eb2ad6f1 708static void menu_key_event(GtkMenuItem *menuitem, gpointer data)
709{
710 frontend *fe = (frontend *)data;
711 int key = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem),
712 "user-data"));
713 if (!midend_process_key(fe->me, 0, 0, key))
714 gtk_widget_destroy(fe->window);
715}
716
717static void menu_preset_event(GtkMenuItem *menuitem, gpointer data)
718{
719 frontend *fe = (frontend *)data;
720 game_params *params =
721 (game_params *)gtk_object_get_data(GTK_OBJECT(menuitem), "user-data");
722 int x, y;
723
724 midend_set_params(fe->me, params);
5928817c 725 midend_new_game(fe->me);
eb2ad6f1 726 midend_size(fe->me, &x, &y);
727 gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y);
728 fe->w = x;
729 fe->h = y;
730}
731
c8230524 732static void menu_config_event(GtkMenuItem *menuitem, gpointer data)
733{
734 frontend *fe = (frontend *)data;
5928817c 735 int which = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem),
736 "user-data"));
c8230524 737 int x, y;
738
5928817c 739 if (!get_config(fe, which))
c8230524 740 return;
741
5928817c 742 midend_new_game(fe->me);
c8230524 743 midend_size(fe->me, &x, &y);
744 gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y);
745 fe->w = x;
746 fe->h = y;
747}
748
eb2ad6f1 749static GtkWidget *add_menu_item_with_key(frontend *fe, GtkContainer *cont,
750 char *text, int key)
751{
752 GtkWidget *menuitem = gtk_menu_item_new_with_label(text);
753 gtk_container_add(cont, menuitem);
754 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
755 GINT_TO_POINTER(key));
756 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
757 GTK_SIGNAL_FUNC(menu_key_event), fe);
758 gtk_widget_show(menuitem);
759 return menuitem;
760}
761
762static void add_menu_separator(GtkContainer *cont)
763{
764 GtkWidget *menuitem = gtk_menu_item_new();
765 gtk_container_add(cont, menuitem);
766 gtk_widget_show(menuitem);
767}
768
8b7938e7 769static frontend *new_window(char *game_id, char **error)
2ef96bd6 770{
771 frontend *fe;
eb2ad6f1 772 GtkBox *vbox;
773 GtkWidget *menubar, *menu, *menuitem;
774 int x, y, n;
48d70ca9 775 time_t t;
83680571 776
2ef96bd6 777 fe = snew(frontend);
83680571 778
48d70ca9 779 time(&t);
780 fe->me = midend_new(fe, &t, sizeof(t));
8b7938e7 781 if (game_id) {
782 *error = midend_game_id(fe->me, game_id, FALSE);
783 if (*error) {
784 midend_free(fe->me);
785 sfree(fe);
786 return NULL;
787 }
788 }
5928817c 789 midend_new_game(fe->me);
7f77ea24 790
2ef96bd6 791 fe->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
0c490335 792 gtk_window_set_title(GTK_WINDOW(fe->window), game_name);
ff2f787b 793#if 0
794 gtk_window_set_resizable(GTK_WINDOW(fe->window), FALSE);
795#else
796 gtk_window_set_policy(GTK_WINDOW(fe->window), FALSE, FALSE, TRUE);
797#endif
eb2ad6f1 798 vbox = GTK_BOX(gtk_vbox_new(FALSE, 0));
799 gtk_container_add(GTK_CONTAINER(fe->window), GTK_WIDGET(vbox));
800 gtk_widget_show(GTK_WIDGET(vbox));
801
802 menubar = gtk_menu_bar_new();
803 gtk_box_pack_start(vbox, menubar, FALSE, FALSE, 0);
804 gtk_widget_show(menubar);
805
806 menuitem = gtk_menu_item_new_with_label("Game");
807 gtk_container_add(GTK_CONTAINER(menubar), menuitem);
808 gtk_widget_show(menuitem);
809
810 menu = gtk_menu_new();
811 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), menu);
812
813 add_menu_item_with_key(fe, GTK_CONTAINER(menu), "New", 'n');
814 add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Restart", 'r');
815
5928817c 816 menuitem = gtk_menu_item_new_with_label("Specific...");
817 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
818 GINT_TO_POINTER(CFG_SEED));
819 gtk_container_add(GTK_CONTAINER(menu), menuitem);
820 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
821 GTK_SIGNAL_FUNC(menu_config_event), fe);
822 gtk_widget_show(menuitem);
823
c8230524 824 if ((n = midend_num_presets(fe->me)) > 0 || game_can_configure) {
eb2ad6f1 825 GtkWidget *submenu;
826 int i;
827
828 menuitem = gtk_menu_item_new_with_label("Type");
c8230524 829 gtk_container_add(GTK_CONTAINER(menubar), menuitem);
eb2ad6f1 830 gtk_widget_show(menuitem);
831
832 submenu = gtk_menu_new();
833 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), submenu);
834
835 for (i = 0; i < n; i++) {
836 char *name;
837 game_params *params;
838
839 midend_fetch_preset(fe->me, i, &name, &params);
840
841 menuitem = gtk_menu_item_new_with_label(name);
842 gtk_container_add(GTK_CONTAINER(submenu), menuitem);
843 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data", params);
844 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
845 GTK_SIGNAL_FUNC(menu_preset_event), fe);
846 gtk_widget_show(menuitem);
847 }
c8230524 848
849 if (game_can_configure) {
850 menuitem = gtk_menu_item_new_with_label("Custom...");
5928817c 851 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
852 GPOINTER_TO_INT(CFG_SETTINGS));
c8230524 853 gtk_container_add(GTK_CONTAINER(submenu), menuitem);
854 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
855 GTK_SIGNAL_FUNC(menu_config_event), fe);
856 gtk_widget_show(menuitem);
857 }
eb2ad6f1 858 }
859
860 add_menu_separator(GTK_CONTAINER(menu));
861 add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Undo", 'u');
862 add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Redo", '\x12');
863 add_menu_separator(GTK_CONTAINER(menu));
864 add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Exit", 'q');
7f77ea24 865
2ef96bd6 866 {
867 int i, ncolours;
868 float *colours;
869 gboolean *success;
7f77ea24 870
2ef96bd6 871 fe->colmap = gdk_colormap_get_system();
872 colours = midend_colours(fe->me, &ncolours);
873 fe->ncolours = ncolours;
874 fe->colours = snewn(ncolours, GdkColor);
875 for (i = 0; i < ncolours; i++) {
876 fe->colours[i].red = colours[i*3] * 0xFFFF;
877 fe->colours[i].green = colours[i*3+1] * 0xFFFF;
878 fe->colours[i].blue = colours[i*3+2] * 0xFFFF;
879 }
880 success = snewn(ncolours, gboolean);
881 gdk_colormap_alloc_colors(fe->colmap, fe->colours, ncolours,
882 FALSE, FALSE, success);
883 for (i = 0; i < ncolours; i++) {
884 if (!success[i])
885 g_error("couldn't allocate colour %d (#%02x%02x%02x)\n",
886 i, fe->colours[i].red >> 8,
887 fe->colours[i].green >> 8,
888 fe->colours[i].blue >> 8);
889 }
890 }
7f77ea24 891
fd1a1a2b 892 if (midend_wants_statusbar(fe->me)) {
5725d728 893 GtkWidget *viewport;
894 GtkRequisition req;
895
896 viewport = gtk_viewport_new(NULL, NULL);
897 gtk_viewport_set_shadow_type(GTK_VIEWPORT(viewport), GTK_SHADOW_NONE);
fd1a1a2b 898 fe->statusbar = gtk_statusbar_new();
5725d728 899 gtk_container_add(GTK_CONTAINER(viewport), fe->statusbar);
900 gtk_widget_show(viewport);
901 gtk_box_pack_end(vbox, viewport, FALSE, FALSE, 0);
fd1a1a2b 902 gtk_widget_show(fe->statusbar);
903 fe->statusctx = gtk_statusbar_get_context_id
904 (GTK_STATUSBAR(fe->statusbar), "game");
905 gtk_statusbar_push(GTK_STATUSBAR(fe->statusbar), fe->statusctx,
5725d728 906 "test");
907 gtk_widget_size_request(fe->statusbar, &req);
908#if 0
909 /* For GTK 2.0, should we be using gtk_widget_set_size_request? */
910#endif
60d42abc 911 gtk_widget_set_usize(viewport, -1, req.height);
fd1a1a2b 912 } else
913 fe->statusbar = NULL;
914
2ef96bd6 915 fe->area = gtk_drawing_area_new();
916 midend_size(fe->me, &x, &y);
917 gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y);
918 fe->w = x;
919 fe->h = y;
920
eb2ad6f1 921 gtk_box_pack_end(vbox, fe->area, FALSE, FALSE, 0);
2ef96bd6 922
923 fe->pixmap = NULL;
4efb3868 924 fe->fonts = NULL;
925 fe->nfonts = fe->fontsize = 0;
2ef96bd6 926
20ee89e3 927 fe->timer_active = FALSE;
928
2ef96bd6 929 gtk_signal_connect(GTK_OBJECT(fe->window), "destroy",
930 GTK_SIGNAL_FUNC(destroy), fe);
931 gtk_signal_connect(GTK_OBJECT(fe->window), "key_press_event",
932 GTK_SIGNAL_FUNC(key_event), fe);
933 gtk_signal_connect(GTK_OBJECT(fe->area), "button_press_event",
934 GTK_SIGNAL_FUNC(button_event), fe);
74a4e547 935 gtk_signal_connect(GTK_OBJECT(fe->area), "button_release_event",
936 GTK_SIGNAL_FUNC(button_event), fe);
937 gtk_signal_connect(GTK_OBJECT(fe->area), "motion_notify_event",
938 GTK_SIGNAL_FUNC(motion_event), fe);
2ef96bd6 939 gtk_signal_connect(GTK_OBJECT(fe->area), "expose_event",
940 GTK_SIGNAL_FUNC(expose_area), fe);
fd1a1a2b 941 gtk_signal_connect(GTK_OBJECT(fe->window), "map_event",
942 GTK_SIGNAL_FUNC(map_window), fe);
2ef96bd6 943 gtk_signal_connect(GTK_OBJECT(fe->area), "configure_event",
944 GTK_SIGNAL_FUNC(configure_area), fe);
945
74a4e547 946 gtk_widget_add_events(GTK_WIDGET(fe->area),
947 GDK_BUTTON_PRESS_MASK |
948 GDK_BUTTON_RELEASE_MASK |
949 GDK_BUTTON_MOTION_MASK);
2ef96bd6 950
951 gtk_widget_show(fe->area);
952 gtk_widget_show(fe->window);
953
954 return fe;
83680571 955}
956
957int main(int argc, char **argv)
958{
8b7938e7 959 char *pname = argv[0];
960 char *error;
961
83680571 962 gtk_init(&argc, &argv);
8b7938e7 963
964 if (!new_window(argc > 1 ? argv[1] : NULL, &error)) {
965 fprintf(stderr, "%s: %s\n", pname, error);
966 return 1;
967 }
968
83680571 969 gtk_main();
970
971 return 0;
972}
Simon Tatham's portable puzzles collection; import of svn://svn.tartarus.org/sgt/puzzles