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Fix GTK casts to restore correct compilation on GTK 2.0 after r6022.
[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
a9668451 17#include <gdk/gdkx.h>
18#include <X11/Xlib.h>
9b4b03d3 19#include <X11/Xutil.h>
20#include <X11/Xatom.h>
a9668451 21
720a8fb7 22#include "puzzles.h"
23
1fad7a3b 24#if GTK_CHECK_VERSION(2,0,0)
25#define USE_PANGO
26#endif
27
81ff8295 28#ifdef DEBUGGING
29static FILE *debug_fp = NULL;
30
31void dputs(char *buf)
32{
33 if (!debug_fp) {
34 debug_fp = fopen("debug.log", "w");
35 }
36
37 fputs(buf, stderr);
38
39 if (debug_fp) {
40 fputs(buf, debug_fp);
41 fflush(debug_fp);
42 }
43}
44
45void debug_printf(char *fmt, ...)
46{
47 char buf[4096];
48 va_list ap;
49
50 va_start(ap, fmt);
51 vsprintf(buf, fmt, ap);
52 dputs(buf);
53 va_end(ap);
54}
55#endif
56
83680571 57/* ----------------------------------------------------------------------
58 * Error reporting functions used elsewhere.
59 */
60
720a8fb7 61void fatal(char *fmt, ...)
62{
63 va_list ap;
64
65 fprintf(stderr, "fatal error: ");
66
67 va_start(ap, fmt);
68 vfprintf(stderr, fmt, ap);
69 va_end(ap);
70
71 fprintf(stderr, "\n");
72 exit(1);
73}
83680571 74
75/* ----------------------------------------------------------------------
76 * GTK front end to puzzles.
77 */
78
4efb3868 79struct font {
1fad7a3b 80#ifdef USE_PANGO
81 PangoFontDescription *desc;
82#else
4efb3868 83 GdkFont *font;
1fad7a3b 84#endif
4efb3868 85 int type;
86 int size;
87};
88
83680571 89/*
90 * This structure holds all the data relevant to a single window.
91 * In principle this would allow us to open multiple independent
92 * puzzle windows, although I can't currently see any real point in
93 * doing so. I'm just coding cleanly because there's no
94 * particularly good reason not to.
95 */
2ef96bd6 96struct frontend {
83680571 97 GtkWidget *window;
7f77ea24 98 GtkWidget *area;
fd1a1a2b 99 GtkWidget *statusbar;
100 guint statusctx;
2ef96bd6 101 GdkPixmap *pixmap;
102 GdkColor *colours;
103 int ncolours;
104 GdkColormap *colmap;
105 int w, h;
7f77ea24 106 midend_data *me;
2ef96bd6 107 GdkGC *gc;
108 int bbox_l, bbox_r, bbox_u, bbox_d;
20ee89e3 109 int timer_active, timer_id;
8c1fd974 110 struct timeval last_time;
4efb3868 111 struct font *fonts;
112 int nfonts, fontsize;
c8230524 113 config_item *cfg;
5928817c 114 int cfg_which, cfgret;
c8230524 115 GtkWidget *cfgbox;
23e8c9fd 116 void *paste_data;
9b4b03d3 117 int paste_data_len;
f5f4a1f1 118 char *laststatus;
1e3e152d 119 int pw, ph; /* pixmap size (w, h are area size) */
120 int ox, oy; /* offset of pixmap in drawing area */
83680571 121};
122
cbb5549e 123void get_random_seed(void **randseed, int *randseedsize)
124{
102d0d14 125 struct timeval *tvp = snew(struct timeval);
126 gettimeofday(tvp, NULL);
127 *randseed = (void *)tvp;
128 *randseedsize = sizeof(struct timeval);
cbb5549e 129}
130
2ef96bd6 131void frontend_default_colour(frontend *fe, float *output)
132{
133 GdkColor col = fe->window->style->bg[GTK_STATE_NORMAL];
134 output[0] = col.red / 65535.0;
135 output[1] = col.green / 65535.0;
136 output[2] = col.blue / 65535.0;
137}
138
fd1a1a2b 139void status_bar(frontend *fe, char *text)
140{
48dcdd62 141 char *rewritten;
142
fd1a1a2b 143 assert(fe->statusbar);
144
48dcdd62 145 rewritten = midend_rewrite_statusbar(fe->me, text);
f5f4a1f1 146 if (!fe->laststatus || strcmp(rewritten, fe->laststatus)) {
147 gtk_statusbar_pop(GTK_STATUSBAR(fe->statusbar), fe->statusctx);
148 gtk_statusbar_push(GTK_STATUSBAR(fe->statusbar), fe->statusctx, rewritten);
149 sfree(fe->laststatus);
150 fe->laststatus = rewritten;
151 } else {
152 sfree(rewritten);
153 }
fd1a1a2b 154}
155
2ef96bd6 156void start_draw(frontend *fe)
157{
158 fe->gc = gdk_gc_new(fe->area->window);
159 fe->bbox_l = fe->w;
160 fe->bbox_r = 0;
161 fe->bbox_u = fe->h;
162 fe->bbox_d = 0;
163}
164
4efb3868 165void clip(frontend *fe, int x, int y, int w, int h)
166{
167 GdkRectangle rect;
168
169 rect.x = x;
170 rect.y = y;
171 rect.width = w;
172 rect.height = h;
173
174 gdk_gc_set_clip_rectangle(fe->gc, &rect);
175}
176
177void unclip(frontend *fe)
178{
179 GdkRectangle rect;
180
181 rect.x = 0;
182 rect.y = 0;
183 rect.width = fe->w;
184 rect.height = fe->h;
185
186 gdk_gc_set_clip_rectangle(fe->gc, &rect);
187}
188
189void draw_text(frontend *fe, int x, int y, int fonttype, int fontsize,
190 int align, int colour, char *text)
191{
192 int i;
193
194 /*
195 * Find or create the font.
196 */
197 for (i = 0; i < fe->nfonts; i++)
198 if (fe->fonts[i].type == fonttype && fe->fonts[i].size == fontsize)
199 break;
200
201 if (i == fe->nfonts) {
202 if (fe->fontsize <= fe->nfonts) {
203 fe->fontsize = fe->nfonts + 10;
204 fe->fonts = sresize(fe->fonts, fe->fontsize, struct font);
205 }
206
207 fe->nfonts++;
208
209 fe->fonts[i].type = fonttype;
210 fe->fonts[i].size = fontsize;
211
1fad7a3b 212#ifdef USE_PANGO
4efb3868 213 /*
a9668451 214 * Use Pango to find the closest match to the requested
215 * font.
4efb3868 216 */
a9668451 217 {
218 PangoFontDescription *fd;
219
220 fd = pango_font_description_new();
221 /* `Monospace' and `Sans' are meta-families guaranteed to exist */
222 pango_font_description_set_family(fd, fonttype == FONT_FIXED ?
223 "Monospace" : "Sans");
2e837d78 224 pango_font_description_set_weight(fd, PANGO_WEIGHT_BOLD);
a9668451 225 /*
226 * I found some online Pango documentation which
227 * described a function called
228 * pango_font_description_set_absolute_size(), which is
229 * _exactly_ what I want here. Unfortunately, none of
230 * my local Pango installations have it (presumably
231 * they're too old), so I'm going to have to hack round
232 * it by figuring out the point size myself. This
233 * limits me to X and probably also breaks in later
234 * Pango installations, so ideally I should add another
235 * CHECK_VERSION type ifdef and use set_absolute_size
236 * where available. All very annoying.
237 */
238#ifdef HAVE_SENSIBLE_ABSOLUTE_SIZE_FUNCTION
239 pango_font_description_set_absolute_size(fd, PANGO_SCALE*fontsize);
240#else
241 {
242 Display *d = GDK_DISPLAY();
243 int s = DefaultScreen(d);
244 double resolution =
245 (PANGO_SCALE * 72.27 / 25.4) *
246 ((double) DisplayWidthMM(d, s) / DisplayWidth (d, s));
247 pango_font_description_set_size(fd, resolution * fontsize);
248 }
249#endif
1fad7a3b 250 fe->fonts[i].desc = fd;
a9668451 251 }
252
1fad7a3b 253#else
254 /*
255 * In GTK 1.2, I don't know of any plausible way to
256 * pick a suitable font, so I'm just going to be
257 * tedious.
258 */
259 fe->fonts[i].font = gdk_font_load(fonttype == FONT_FIXED ?
260 "fixed" : "variable");
a9668451 261#endif
1fad7a3b 262
263 }
264
265 /*
266 * Set the colour.
267 */
268 gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
269
270#ifdef USE_PANGO
271
272 {
273 PangoLayout *layout;
274 PangoRectangle rect;
275
276 /*
277 * Create a layout.
278 */
279 layout = pango_layout_new(gtk_widget_get_pango_context(fe->area));
280 pango_layout_set_font_description(layout, fe->fonts[i].desc);
281 pango_layout_set_text(layout, text, strlen(text));
282 pango_layout_get_pixel_extents(layout, NULL, &rect);
283
284 if (align & ALIGN_VCENTRE)
285 rect.y -= rect.height / 2;
286
287 if (align & ALIGN_HCENTRE)
288 rect.x -= rect.width / 2;
289 else if (align & ALIGN_HRIGHT)
290 rect.x -= rect.width;
291
292 gdk_draw_layout(fe->pixmap, fe->gc, rect.x + x, rect.y + y, layout);
293
294 g_object_unref(layout);
4efb3868 295 }
296
1fad7a3b 297#else
4efb3868 298 /*
299 * Find string dimensions and process alignment.
300 */
301 {
302 int lb, rb, wid, asc, desc;
303
3bcf831a 304 /*
305 * Measure vertical string extents with respect to the same
306 * string always...
307 */
308 gdk_string_extents(fe->fonts[i].font,
309 "ABCDEFGHIJKLMNOPQRSTUVWXYZ",
4efb3868 310 &lb, &rb, &wid, &asc, &desc);
311 if (align & ALIGN_VCENTRE)
312 y += asc - (asc+desc)/2;
313
3bcf831a 314 /*
315 * ... but horizontal extents with respect to the provided
316 * string. This means that multiple pieces of text centred
317 * on the same y-coordinate don't have different baselines.
318 */
319 gdk_string_extents(fe->fonts[i].font, text,
320 &lb, &rb, &wid, &asc, &desc);
321
4efb3868 322 if (align & ALIGN_HCENTRE)
323 x -= wid / 2;
324 else if (align & ALIGN_HRIGHT)
325 x -= wid;
326
327 }
328
329 /*
1fad7a3b 330 * Actually draw the text.
4efb3868 331 */
4efb3868 332 gdk_draw_string(fe->pixmap, fe->fonts[i].font, fe->gc, x, y, text);
1fad7a3b 333#endif
334
4efb3868 335}
336
2ef96bd6 337void draw_rect(frontend *fe, int x, int y, int w, int h, int colour)
338{
339 gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
340 gdk_draw_rectangle(fe->pixmap, fe->gc, 1, x, y, w, h);
341}
342
343void draw_line(frontend *fe, int x1, int y1, int x2, int y2, int colour)
344{
345 gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
346 gdk_draw_line(fe->pixmap, fe->gc, x1, y1, x2, y2);
347}
348
349void draw_polygon(frontend *fe, int *coords, int npoints,
350 int fill, int colour)
351{
352 GdkPoint *points = snewn(npoints, GdkPoint);
353 int i;
354
355 for (i = 0; i < npoints; i++) {
356 points[i].x = coords[i*2];
357 points[i].y = coords[i*2+1];
358 }
359
360 gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
361 gdk_draw_polygon(fe->pixmap, fe->gc, fill, points, npoints);
362
363 sfree(points);
364}
365
550efd7f 366void draw_circle(frontend *fe, int cx, int cy, int radius,
367 int fill, int colour)
368{
369 gdk_gc_set_foreground(fe->gc, &fe->colours[colour]);
370 gdk_draw_arc(fe->pixmap, fe->gc, fill,
371 cx - radius, cy - radius,
372 2 * radius, 2 * radius, 0, 360 * 64);
373}
374
3161048d 375struct blitter {
376 GdkPixmap *pixmap;
377 int w, h, x, y;
378};
379
380blitter *blitter_new(int w, int h)
381{
382 /*
383 * We can't create the pixmap right now, because fe->window
384 * might not yet exist. So we just cache w and h and create it
385 * during the firs call to blitter_save.
386 */
387 blitter *bl = snew(blitter);
388 bl->pixmap = NULL;
389 bl->w = w;
390 bl->h = h;
391 return bl;
392}
393
394void blitter_free(blitter *bl)
395{
396 if (bl->pixmap)
397 gdk_pixmap_unref(bl->pixmap);
398 sfree(bl);
399}
400
401void blitter_save(frontend *fe, blitter *bl, int x, int y)
402{
403 if (!bl->pixmap)
404 bl->pixmap = gdk_pixmap_new(fe->area->window, bl->w, bl->h, -1);
405 bl->x = x;
406 bl->y = y;
407 gdk_draw_pixmap(bl->pixmap,
408 fe->area->style->fg_gc[GTK_WIDGET_STATE(fe->area)],
409 fe->pixmap,
410 x, y, 0, 0, bl->w, bl->h);
411}
412
413void blitter_load(frontend *fe, blitter *bl, int x, int y)
414{
415 assert(bl->pixmap);
416 if (x == BLITTER_FROMSAVED && y == BLITTER_FROMSAVED) {
417 x = bl->x;
418 y = bl->y;
419 }
420 gdk_draw_pixmap(fe->pixmap,
421 fe->area->style->fg_gc[GTK_WIDGET_STATE(fe->area)],
422 bl->pixmap,
423 0, 0, x, y, bl->w, bl->h);
424}
425
2ef96bd6 426void draw_update(frontend *fe, int x, int y, int w, int h)
427{
428 if (fe->bbox_l > x ) fe->bbox_l = x ;
429 if (fe->bbox_r < x+w) fe->bbox_r = x+w;
430 if (fe->bbox_u > y ) fe->bbox_u = y ;
431 if (fe->bbox_d < y+h) fe->bbox_d = y+h;
432}
433
434void end_draw(frontend *fe)
435{
436 gdk_gc_unref(fe->gc);
437 fe->gc = NULL;
438
439 if (fe->bbox_l < fe->bbox_r && fe->bbox_u < fe->bbox_d) {
440 gdk_draw_pixmap(fe->area->window,
441 fe->area->style->fg_gc[GTK_WIDGET_STATE(fe->area)],
442 fe->pixmap,
443 fe->bbox_l, fe->bbox_u,
1e3e152d 444 fe->ox + fe->bbox_l, fe->oy + fe->bbox_u,
2ef96bd6 445 fe->bbox_r - fe->bbox_l, fe->bbox_d - fe->bbox_u);
446 }
447}
448
83680571 449static void destroy(GtkWidget *widget, gpointer data)
450{
f49650a7 451 frontend *fe = (frontend *)data;
452 deactivate_timer(fe);
83680571 453 gtk_main_quit();
454}
455
2ef96bd6 456static gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data)
7f77ea24 457{
2ef96bd6 458 frontend *fe = (frontend *)data;
1482ee76 459 int keyval;
f0ee053c 460 int shift = (event->state & GDK_SHIFT_MASK) ? MOD_SHFT : 0;
461 int ctrl = (event->state & GDK_CONTROL_MASK) ? MOD_CTRL : 0;
7f77ea24 462
2ef96bd6 463 if (!fe->pixmap)
464 return TRUE;
7f77ea24 465
3c833d45 466 if (event->keyval == GDK_Up)
f0ee053c 467 keyval = shift | ctrl | CURSOR_UP;
3c833d45 468 else if (event->keyval == GDK_KP_Up || event->keyval == GDK_KP_8)
469 keyval = MOD_NUM_KEYPAD | '8';
470 else if (event->keyval == GDK_Down)
f0ee053c 471 keyval = shift | ctrl | CURSOR_DOWN;
3c833d45 472 else if (event->keyval == GDK_KP_Down || event->keyval == GDK_KP_2)
473 keyval = MOD_NUM_KEYPAD | '2';
474 else if (event->keyval == GDK_Left)
f0ee053c 475 keyval = shift | ctrl | CURSOR_LEFT;
3c833d45 476 else if (event->keyval == GDK_KP_Left || event->keyval == GDK_KP_4)
477 keyval = MOD_NUM_KEYPAD | '4';
478 else if (event->keyval == GDK_Right)
f0ee053c 479 keyval = shift | ctrl | CURSOR_RIGHT;
3c833d45 480 else if (event->keyval == GDK_KP_Right || event->keyval == GDK_KP_6)
481 keyval = MOD_NUM_KEYPAD | '6';
c71454c0 482 else if (event->keyval == GDK_KP_Home || event->keyval == GDK_KP_7)
3c833d45 483 keyval = MOD_NUM_KEYPAD | '7';
c71454c0 484 else if (event->keyval == GDK_KP_End || event->keyval == GDK_KP_1)
3c833d45 485 keyval = MOD_NUM_KEYPAD | '1';
c71454c0 486 else if (event->keyval == GDK_KP_Page_Up || event->keyval == GDK_KP_9)
3c833d45 487 keyval = MOD_NUM_KEYPAD | '9';
c71454c0 488 else if (event->keyval == GDK_KP_Page_Down || event->keyval == GDK_KP_3)
3c833d45 489 keyval = MOD_NUM_KEYPAD | '3';
490 else if (event->keyval == GDK_KP_Insert || event->keyval == GDK_KP_0)
491 keyval = MOD_NUM_KEYPAD | '0';
492 else if (event->keyval == GDK_KP_Begin || event->keyval == GDK_KP_5)
493 keyval = MOD_NUM_KEYPAD | '5';
494 else if (event->string[0] && !event->string[1])
495 keyval = (unsigned char)event->string[0];
1482ee76 496 else
497 keyval = -1;
498
499 if (keyval >= 0 &&
500 !midend_process_key(fe->me, 0, 0, keyval))
2ef96bd6 501 gtk_widget_destroy(fe->window);
7f77ea24 502
503 return TRUE;
504}
505
2ef96bd6 506static gint button_event(GtkWidget *widget, GdkEventButton *event,
507 gpointer data)
7f77ea24 508{
2ef96bd6 509 frontend *fe = (frontend *)data;
510 int button;
511
512 if (!fe->pixmap)
513 return TRUE;
514
74a4e547 515 if (event->type != GDK_BUTTON_PRESS && event->type != GDK_BUTTON_RELEASE)
2ef96bd6 516 return TRUE;
7f77ea24 517
b0f06719 518 if (event->button == 2 || (event->state & GDK_SHIFT_MASK))
2ef96bd6 519 button = MIDDLE_BUTTON;
97c2790f 520 else if (event->button == 3 || (event->state & GDK_MOD1_MASK))
521 button = RIGHT_BUTTON;
b0f06719 522 else if (event->button == 1)
523 button = LEFT_BUTTON;
2ef96bd6 524 else
525 return FALSE; /* don't even know what button! */
526
74a4e547 527 if (event->type == GDK_BUTTON_RELEASE)
528 button += LEFT_RELEASE - LEFT_BUTTON;
529
1e3e152d 530 if (!midend_process_key(fe->me, event->x - fe->ox,
531 event->y - fe->oy, button))
74a4e547 532 gtk_widget_destroy(fe->window);
533
534 return TRUE;
535}
536
537static gint motion_event(GtkWidget *widget, GdkEventMotion *event,
538 gpointer data)
539{
540 frontend *fe = (frontend *)data;
541 int button;
542
543 if (!fe->pixmap)
544 return TRUE;
545
74a4e547 546 if (event->state & (GDK_BUTTON2_MASK | GDK_SHIFT_MASK))
547 button = MIDDLE_DRAG;
548 else if (event->state & GDK_BUTTON1_MASK)
549 button = LEFT_DRAG;
550 else if (event->state & GDK_BUTTON3_MASK)
551 button = RIGHT_DRAG;
552 else
553 return FALSE; /* don't even know what button! */
554
1e3e152d 555 if (!midend_process_key(fe->me, event->x - fe->ox,
556 event->y - fe->oy, button))
2ef96bd6 557 gtk_widget_destroy(fe->window);
7f77ea24 558
559 return TRUE;
560}
561
2ef96bd6 562static gint expose_area(GtkWidget *widget, GdkEventExpose *event,
563 gpointer data)
83680571 564{
2ef96bd6 565 frontend *fe = (frontend *)data;
566
567 if (fe->pixmap) {
568 gdk_draw_pixmap(widget->window,
569 widget->style->fg_gc[GTK_WIDGET_STATE(widget)],
570 fe->pixmap,
1e3e152d 571 event->area.x - fe->ox, event->area.y - fe->oy,
2ef96bd6 572 event->area.x, event->area.y,
573 event->area.width, event->area.height);
574 }
575 return TRUE;
576}
577
fd1a1a2b 578static gint map_window(GtkWidget *widget, GdkEvent *event,
579 gpointer data)
580{
581 frontend *fe = (frontend *)data;
582
583 /*
584 * Apparently we need to do this because otherwise the status
585 * bar will fail to update immediately. Annoying, but there we
586 * go.
587 */
588 gtk_widget_queue_draw(fe->window);
589
590 return TRUE;
591}
592
2ef96bd6 593static gint configure_area(GtkWidget *widget,
594 GdkEventConfigure *event, gpointer data)
595{
596 frontend *fe = (frontend *)data;
597 GdkGC *gc;
1e3e152d 598 int x, y;
2ef96bd6 599
eb2ad6f1 600 if (fe->pixmap)
601 gdk_pixmap_unref(fe->pixmap);
602
1e3e152d 603 x = fe->w = event->width;
604 y = fe->h = event->height;
605 midend_size(fe->me, &x, &y, TRUE);
606 fe->pw = x;
607 fe->ph = y;
608 fe->ox = (fe->w - fe->pw) / 2;
609 fe->oy = (fe->h - fe->ph) / 2;
610
611 fe->pixmap = gdk_pixmap_new(widget->window, fe->pw, fe->ph, -1);
2ef96bd6 612
613 gc = gdk_gc_new(fe->area->window);
614 gdk_gc_set_foreground(gc, &fe->colours[0]);
1e3e152d 615 gdk_draw_rectangle(fe->pixmap, gc, 1, 0, 0, fe->pw, fe->ph);
2ef96bd6 616 gdk_gc_unref(gc);
617
008b4378 618 midend_force_redraw(fe->me);
2ef96bd6 619
620 return TRUE;
621}
622
623static gint timer_func(gpointer data)
624{
625 frontend *fe = (frontend *)data;
626
8c1fd974 627 if (fe->timer_active) {
628 struct timeval now;
629 float elapsed;
630 gettimeofday(&now, NULL);
631 elapsed = ((now.tv_usec - fe->last_time.tv_usec) * 0.000001F +
632 (now.tv_sec - fe->last_time.tv_sec));
633 midend_timer(fe->me, elapsed); /* may clear timer_active */
634 fe->last_time = now;
635 }
2ef96bd6 636
637 return fe->timer_active;
638}
639
640void deactivate_timer(frontend *fe)
641{
20ee89e3 642 if (fe->timer_active)
643 gtk_timeout_remove(fe->timer_id);
2ef96bd6 644 fe->timer_active = FALSE;
645}
646
647void activate_timer(frontend *fe)
648{
8c1fd974 649 if (!fe->timer_active) {
20ee89e3 650 fe->timer_id = gtk_timeout_add(20, timer_func, fe);
8c1fd974 651 gettimeofday(&fe->last_time, NULL);
652 }
2ef96bd6 653 fe->timer_active = TRUE;
654}
655
c8230524 656static void window_destroy(GtkWidget *widget, gpointer data)
657{
658 gtk_main_quit();
659}
660
661static void errmsg_button_clicked(GtkButton *button, gpointer data)
662{
663 gtk_widget_destroy(GTK_WIDGET(data));
664}
665
a163b7c2 666static int win_key_press(GtkWidget *widget, GdkEventKey *event, gpointer data)
667{
668 GtkObject *cancelbutton = GTK_OBJECT(data);
669
670 /*
671 * `Escape' effectively clicks the cancel button
672 */
673 if (event->keyval == GDK_Escape) {
674 gtk_signal_emit_by_name(GTK_OBJECT(cancelbutton), "clicked");
675 return TRUE;
676 }
677
678 return FALSE;
679}
680
97098757 681void message_box(GtkWidget *parent, char *title, char *msg, int centre)
c8230524 682{
683 GtkWidget *window, *hbox, *text, *ok;
684
685 window = gtk_dialog_new();
686 text = gtk_label_new(msg);
687 gtk_misc_set_alignment(GTK_MISC(text), 0.0, 0.0);
688 hbox = gtk_hbox_new(FALSE, 0);
689 gtk_box_pack_start(GTK_BOX(hbox), text, FALSE, FALSE, 20);
690 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox),
691 hbox, FALSE, FALSE, 20);
692 gtk_widget_show(text);
693 gtk_widget_show(hbox);
97098757 694 gtk_window_set_title(GTK_WINDOW(window), title);
c8230524 695 gtk_label_set_line_wrap(GTK_LABEL(text), TRUE);
696 ok = gtk_button_new_with_label("OK");
697 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(window)->action_area),
698 ok, FALSE, FALSE, 0);
699 gtk_widget_show(ok);
700 GTK_WIDGET_SET_FLAGS(ok, GTK_CAN_DEFAULT);
701 gtk_window_set_default(GTK_WINDOW(window), ok);
702 gtk_signal_connect(GTK_OBJECT(ok), "clicked",
703 GTK_SIGNAL_FUNC(errmsg_button_clicked), window);
a1ed9f0e 704 gtk_signal_connect(GTK_OBJECT(window), "destroy",
705 GTK_SIGNAL_FUNC(window_destroy), NULL);
a163b7c2 706 gtk_signal_connect(GTK_OBJECT(window), "key_press_event",
707 GTK_SIGNAL_FUNC(win_key_press), ok);
c8230524 708 gtk_window_set_modal(GTK_WINDOW(window), TRUE);
709 gtk_window_set_transient_for(GTK_WINDOW(window), GTK_WINDOW(parent));
23e8c9fd 710 /* set_transient_window_pos(parent, window); */
c8230524 711 gtk_widget_show(window);
712 gtk_main();
713}
714
97098757 715void error_box(GtkWidget *parent, char *msg)
716{
717 message_box(parent, "Error", msg, FALSE);
718}
719
c8230524 720static void config_ok_button_clicked(GtkButton *button, gpointer data)
721{
722 frontend *fe = (frontend *)data;
723 char *err;
724
5928817c 725 err = midend_set_config(fe->me, fe->cfg_which, fe->cfg);
c8230524 726
727 if (err)
728 error_box(fe->cfgbox, err);
729 else {
730 fe->cfgret = TRUE;
731 gtk_widget_destroy(fe->cfgbox);
732 }
733}
734
735static void config_cancel_button_clicked(GtkButton *button, gpointer data)
736{
737 frontend *fe = (frontend *)data;
738
739 gtk_widget_destroy(fe->cfgbox);
740}
741
a163b7c2 742static int editbox_key(GtkWidget *widget, GdkEventKey *event, gpointer data)
743{
744 /*
745 * GtkEntry has a nasty habit of eating the Return key, which
746 * is unhelpful since it doesn't actually _do_ anything with it
747 * (it calls gtk_widget_activate, but our edit boxes never need
748 * activating). So I catch Return before GtkEntry sees it, and
749 * pass it straight on to the parent widget. Effect: hitting
750 * Return in an edit box will now activate the default button
751 * in the dialog just like it will everywhere else.
752 */
753 if (event->keyval == GDK_Return && widget->parent != NULL) {
754 gint return_val;
755 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget), "key_press_event");
756 gtk_signal_emit_by_name(GTK_OBJECT(widget->parent), "key_press_event",
757 event, &return_val);
758 return return_val;
759 }
760 return FALSE;
761}
762
c8230524 763static void editbox_changed(GtkEditable *ed, gpointer data)
764{
765 config_item *i = (config_item *)data;
766
767 sfree(i->sval);
768 i->sval = dupstr(gtk_entry_get_text(GTK_ENTRY(ed)));
769}
770
771static void button_toggled(GtkToggleButton *tb, gpointer data)
772{
773 config_item *i = (config_item *)data;
774
775 i->ival = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tb));
776}
777
778static void droplist_sel(GtkMenuItem *item, gpointer data)
779{
780 config_item *i = (config_item *)data;
781
782 i->ival = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item),
783 "user-data"));
784}
785
5928817c 786static int get_config(frontend *fe, int which)
c8230524 787{
a163b7c2 788 GtkWidget *w, *table, *cancel;
5928817c 789 char *title;
c8230524 790 config_item *i;
791 int y;
792
5928817c 793 fe->cfg = midend_get_config(fe->me, which, &title);
794 fe->cfg_which = which;
c8230524 795 fe->cfgret = FALSE;
796
797 fe->cfgbox = gtk_dialog_new();
5928817c 798 gtk_window_set_title(GTK_WINDOW(fe->cfgbox), title);
799 sfree(title);
c8230524 800
801 w = gtk_button_new_with_label("OK");
802 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->action_area),
803 w, FALSE, FALSE, 0);
804 gtk_widget_show(w);
805 GTK_WIDGET_SET_FLAGS(w, GTK_CAN_DEFAULT);
806 gtk_window_set_default(GTK_WINDOW(fe->cfgbox), w);
807 gtk_signal_connect(GTK_OBJECT(w), "clicked",
808 GTK_SIGNAL_FUNC(config_ok_button_clicked), fe);
809
810 w = gtk_button_new_with_label("Cancel");
811 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->action_area),
812 w, FALSE, FALSE, 0);
813 gtk_widget_show(w);
814 gtk_signal_connect(GTK_OBJECT(w), "clicked",
815 GTK_SIGNAL_FUNC(config_cancel_button_clicked), fe);
a163b7c2 816 cancel = w;
c8230524 817
818 table = gtk_table_new(1, 2, FALSE);
819 y = 0;
820 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->vbox),
821 table, FALSE, FALSE, 0);
822 gtk_widget_show(table);
823
95709966 824 for (i = fe->cfg; i->type != C_END; i++) {
c8230524 825 gtk_table_resize(GTK_TABLE(table), y+1, 2);
826
827 switch (i->type) {
95709966 828 case C_STRING:
c8230524 829 /*
830 * Edit box with a label beside it.
831 */
832
833 w = gtk_label_new(i->name);
834 gtk_misc_set_alignment(GTK_MISC(w), 0.0, 0.5);
835 gtk_table_attach(GTK_TABLE(table), w, 0, 1, y, y+1,
836 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
837 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
838 3, 3);
839 gtk_widget_show(w);
840
841 w = gtk_entry_new();
842 gtk_table_attach(GTK_TABLE(table), w, 1, 2, y, y+1,
843 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
844 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
845 3, 3);
846 gtk_entry_set_text(GTK_ENTRY(w), i->sval);
847 gtk_signal_connect(GTK_OBJECT(w), "changed",
848 GTK_SIGNAL_FUNC(editbox_changed), i);
a163b7c2 849 gtk_signal_connect(GTK_OBJECT(w), "key_press_event",
850 GTK_SIGNAL_FUNC(editbox_key), NULL);
c8230524 851 gtk_widget_show(w);
852
853 break;
854
95709966 855 case C_BOOLEAN:
c8230524 856 /*
857 * Simple checkbox.
858 */
859 w = gtk_check_button_new_with_label(i->name);
860 gtk_signal_connect(GTK_OBJECT(w), "toggled",
861 GTK_SIGNAL_FUNC(button_toggled), i);
862 gtk_table_attach(GTK_TABLE(table), w, 0, 2, y, y+1,
863 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
864 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
865 3, 3);
866 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), i->ival);
867 gtk_widget_show(w);
868 break;
869
95709966 870 case C_CHOICES:
c8230524 871 /*
872 * Drop-down list (GtkOptionMenu).
873 */
874
875 w = gtk_label_new(i->name);
876 gtk_misc_set_alignment(GTK_MISC(w), 0.0, 0.5);
877 gtk_table_attach(GTK_TABLE(table), w, 0, 1, y, y+1,
878 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
879 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
880 3, 3);
881 gtk_widget_show(w);
882
883 w = gtk_option_menu_new();
884 gtk_table_attach(GTK_TABLE(table), w, 1, 2, y, y+1,
885 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
886 GTK_EXPAND | GTK_SHRINK | GTK_FILL,
887 3, 3);
888 gtk_widget_show(w);
889
890 {
891 int c, val;
892 char *p, *q, *name;
893 GtkWidget *menuitem;
894 GtkWidget *menu = gtk_menu_new();
895
896 gtk_option_menu_set_menu(GTK_OPTION_MENU(w), menu);
897
898 c = *i->sval;
899 p = i->sval+1;
900 val = 0;
901
902 while (*p) {
903 q = p;
904 while (*q && *q != c)
905 q++;
906
907 name = snewn(q-p+1, char);
908 strncpy(name, p, q-p);
909 name[q-p] = '\0';
910
911 if (*q) q++; /* eat delimiter */
912
913 menuitem = gtk_menu_item_new_with_label(name);
914 gtk_container_add(GTK_CONTAINER(menu), menuitem);
915 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
916 GINT_TO_POINTER(val));
917 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
918 GTK_SIGNAL_FUNC(droplist_sel), i);
919 gtk_widget_show(menuitem);
920
921 val++;
922
923 p = q;
924 }
925
926 gtk_option_menu_set_history(GTK_OPTION_MENU(w), i->ival);
927 }
928
929 break;
930 }
931
932 y++;
933 }
934
935 gtk_signal_connect(GTK_OBJECT(fe->cfgbox), "destroy",
936 GTK_SIGNAL_FUNC(window_destroy), NULL);
a163b7c2 937 gtk_signal_connect(GTK_OBJECT(fe->cfgbox), "key_press_event",
938 GTK_SIGNAL_FUNC(win_key_press), cancel);
c8230524 939 gtk_window_set_modal(GTK_WINDOW(fe->cfgbox), TRUE);
940 gtk_window_set_transient_for(GTK_WINDOW(fe->cfgbox),
941 GTK_WINDOW(fe->window));
23e8c9fd 942 /* set_transient_window_pos(fe->window, fe->cfgbox); */
c8230524 943 gtk_widget_show(fe->cfgbox);
944 gtk_main();
945
077f3cbe 946 free_cfg(fe->cfg);
c8230524 947
948 return fe->cfgret;
949}
950
eb2ad6f1 951static void menu_key_event(GtkMenuItem *menuitem, gpointer data)
952{
953 frontend *fe = (frontend *)data;
954 int key = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem),
955 "user-data"));
956 if (!midend_process_key(fe->me, 0, 0, key))
957 gtk_widget_destroy(fe->window);
958}
959
1e3e152d 960static void get_size(frontend *fe, int *px, int *py)
961{
962 int x, y;
963
964 /*
965 * Currently I don't want to make the GTK port scale large
966 * puzzles to fit on the screen. This is because X does permit
967 * extremely large windows and many window managers provide a
968 * means of navigating round them, and the users I consulted
969 * before deciding said that they'd rather have enormous puzzle
970 * windows spanning multiple screen pages than have them
971 * shrunk. I could change my mind later or introduce
972 * configurability; this would be the place to do so, by
973 * replacing the initial values of x and y with the screen
974 * dimensions.
975 */
976 x = INT_MAX;
977 y = INT_MAX;
978 midend_size(fe->me, &x, &y, FALSE);
979 *px = x;
980 *py = y;
981}
982
ef429a6c 983#if !GTK_CHECK_VERSION(2,0,0)
984#define gtk_window_resize(win, x, y) \
985 gdk_window_resize(GTK_WIDGET(win)->window, x, y)
986#endif
987
eb2ad6f1 988static void menu_preset_event(GtkMenuItem *menuitem, gpointer data)
989{
990 frontend *fe = (frontend *)data;
991 game_params *params =
992 (game_params *)gtk_object_get_data(GTK_OBJECT(menuitem), "user-data");
993 int x, y;
994
995 midend_set_params(fe->me, params);
5928817c 996 midend_new_game(fe->me);
1e3e152d 997 get_size(fe, &x, &y);
eb2ad6f1 998 fe->w = x;
999 fe->h = y;
1e3e152d 1000 gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y);
4e1f57ba 1001 {
1002 GtkRequisition req;
1003 gtk_widget_size_request(GTK_WIDGET(fe->window), &req);
cbdf34a0 1004 gtk_window_resize(GTK_WINDOW(fe->window), req.width, req.height);
4e1f57ba 1005 }
eb2ad6f1 1006}
1007
9b4b03d3 1008GdkAtom compound_text_atom, utf8_string_atom;
1009int paste_initialised = FALSE;
1010
1011void init_paste()
1012{
23e8c9fd 1013 unsigned char empty[] = { 0 };
1014
9b4b03d3 1015 if (paste_initialised)
1016 return;
1017
1018 if (!compound_text_atom)
1019 compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE);
1020 if (!utf8_string_atom)
1021 utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE);
1022
1023 /*
1024 * Ensure that all the cut buffers exist - according to the
1025 * ICCCM, we must do this before we start using cut buffers.
1026 */
1027 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
23e8c9fd 1028 XA_CUT_BUFFER0, XA_STRING, 8, PropModeAppend, empty, 0);
9b4b03d3 1029 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
23e8c9fd 1030 XA_CUT_BUFFER1, XA_STRING, 8, PropModeAppend, empty, 0);
9b4b03d3 1031 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
23e8c9fd 1032 XA_CUT_BUFFER2, XA_STRING, 8, PropModeAppend, empty, 0);
9b4b03d3 1033 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
23e8c9fd 1034 XA_CUT_BUFFER3, XA_STRING, 8, PropModeAppend, empty, 0);
9b4b03d3 1035 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
23e8c9fd 1036 XA_CUT_BUFFER4, XA_STRING, 8, PropModeAppend, empty, 0);
9b4b03d3 1037 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
23e8c9fd 1038 XA_CUT_BUFFER5, XA_STRING, 8, PropModeAppend, empty, 0);
9b4b03d3 1039 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
23e8c9fd 1040 XA_CUT_BUFFER6, XA_STRING, 8, PropModeAppend, empty, 0);
9b4b03d3 1041 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
23e8c9fd 1042 XA_CUT_BUFFER7, XA_STRING, 8, PropModeAppend, empty, 0);
9b4b03d3 1043}
1044
1045/* Store data in a cut-buffer. */
1046void store_cutbuffer(char *ptr, int len)
1047{
1048 /* ICCCM says we must rotate the buffers before storing to buffer 0. */
1049 XRotateBuffers(GDK_DISPLAY(), 1);
1050 XStoreBytes(GDK_DISPLAY(), ptr, len);
1051}
1052
1053void write_clip(frontend *fe, char *data)
1054{
1055 init_paste();
1056
1057 if (fe->paste_data)
1058 sfree(fe->paste_data);
1059
1060 /*
1061 * For this simple application we can safely assume that the
1062 * data passed to this function is pure ASCII, which means we
1063 * can return precisely the same stuff for types STRING,
1064 * COMPOUND_TEXT or UTF8_STRING.
1065 */
1066
1067 fe->paste_data = data;
1068 fe->paste_data_len = strlen(data);
1069
1070 store_cutbuffer(fe->paste_data, fe->paste_data_len);
1071
1072 if (gtk_selection_owner_set(fe->area, GDK_SELECTION_PRIMARY,
1073 CurrentTime)) {
1074 gtk_selection_add_target(fe->area, GDK_SELECTION_PRIMARY,
1075 GDK_SELECTION_TYPE_STRING, 1);
1076 gtk_selection_add_target(fe->area, GDK_SELECTION_PRIMARY,
1077 compound_text_atom, 1);
1078 gtk_selection_add_target(fe->area, GDK_SELECTION_PRIMARY,
1079 utf8_string_atom, 1);
1080 }
1081}
1082
1083void selection_get(GtkWidget *widget, GtkSelectionData *seldata,
1084 guint info, guint time_stamp, gpointer data)
1085{
1086 frontend *fe = (frontend *)data;
1087 gtk_selection_data_set(seldata, seldata->target, 8,
1088 fe->paste_data, fe->paste_data_len);
1089}
1090
1091gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata,
1092 gpointer data)
1093{
1094 frontend *fe = (frontend *)data;
1095
1096 if (fe->paste_data)
1097 sfree(fe->paste_data);
1098 fe->paste_data = NULL;
1099 fe->paste_data_len = 0;
1100 return TRUE;
1101}
1102
1103static void menu_copy_event(GtkMenuItem *menuitem, gpointer data)
1104{
1105 frontend *fe = (frontend *)data;
1106 char *text;
1107
1108 text = midend_text_format(fe->me);
1109
1110 if (text) {
1111 write_clip(fe, text);
1112 } else {
1113 gdk_beep();
1114 }
1115}
1116
2ac6d24e 1117static void menu_solve_event(GtkMenuItem *menuitem, gpointer data)
1118{
1119 frontend *fe = (frontend *)data;
1120 char *msg;
1121
1122 msg = midend_solve(fe->me);
1123
1124 if (msg)
1125 error_box(fe->window, msg);
1126}
1127
7f89707c 1128static void menu_restart_event(GtkMenuItem *menuitem, gpointer data)
1129{
1130 frontend *fe = (frontend *)data;
1131
1132 midend_restart_game(fe->me);
1133}
1134
c8230524 1135static void menu_config_event(GtkMenuItem *menuitem, gpointer data)
1136{
1137 frontend *fe = (frontend *)data;
5928817c 1138 int which = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem),
1139 "user-data"));
c8230524 1140 int x, y;
1141
5928817c 1142 if (!get_config(fe, which))
c8230524 1143 return;
1144
5928817c 1145 midend_new_game(fe->me);
1e3e152d 1146 get_size(fe, &x, &y);
c8230524 1147 fe->w = x;
1148 fe->h = y;
1e3e152d 1149 gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y);
4e1f57ba 1150 {
1151 GtkRequisition req;
1152 gtk_widget_size_request(GTK_WIDGET(fe->window), &req);
cbdf34a0 1153 gtk_window_resize(GTK_WINDOW(fe->window), req.width, req.height);
4e1f57ba 1154 }
c8230524 1155}
1156
97098757 1157static void menu_about_event(GtkMenuItem *menuitem, gpointer data)
1158{
1159 frontend *fe = (frontend *)data;
1160 char titlebuf[256];
1161 char textbuf[1024];
1162
1163 sprintf(titlebuf, "About %.200s", thegame.name);
1164 sprintf(textbuf,
1165 "%.200s\n\n"
1166 "from Simon Tatham's Portable Puzzle Collection\n\n"
1167 "%.500s", thegame.name, ver);
1168
1169 message_box(fe->window, titlebuf, textbuf, TRUE);
1170}
1171
eb2ad6f1 1172static GtkWidget *add_menu_item_with_key(frontend *fe, GtkContainer *cont,
1173 char *text, int key)
1174{
1175 GtkWidget *menuitem = gtk_menu_item_new_with_label(text);
1176 gtk_container_add(cont, menuitem);
1177 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
1178 GINT_TO_POINTER(key));
1179 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
1180 GTK_SIGNAL_FUNC(menu_key_event), fe);
1181 gtk_widget_show(menuitem);
1182 return menuitem;
1183}
1184
1185static void add_menu_separator(GtkContainer *cont)
1186{
1187 GtkWidget *menuitem = gtk_menu_item_new();
1188 gtk_container_add(cont, menuitem);
1189 gtk_widget_show(menuitem);
1190}
1191
8b7938e7 1192static frontend *new_window(char *game_id, char **error)
2ef96bd6 1193{
1194 frontend *fe;
eb2ad6f1 1195 GtkBox *vbox;
1196 GtkWidget *menubar, *menu, *menuitem;
1197 int x, y, n;
83680571 1198
2ef96bd6 1199 fe = snew(frontend);
83680571 1200
171fbdaa 1201 fe->timer_active = FALSE;
1202 fe->timer_id = -1;
1203
be8d5aa1 1204 fe->me = midend_new(fe, &thegame);
171fbdaa 1205
8b7938e7 1206 if (game_id) {
1185e3c5 1207 *error = midend_game_id(fe->me, game_id);
8b7938e7 1208 if (*error) {
1209 midend_free(fe->me);
1210 sfree(fe);
1211 return NULL;
1212 }
1213 }
5928817c 1214 midend_new_game(fe->me);
7f77ea24 1215
2ef96bd6 1216 fe->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
be8d5aa1 1217 gtk_window_set_title(GTK_WINDOW(fe->window), thegame.name);
ff2f787b 1218#if 0
1219 gtk_window_set_resizable(GTK_WINDOW(fe->window), FALSE);
1220#else
1221 gtk_window_set_policy(GTK_WINDOW(fe->window), FALSE, FALSE, TRUE);
1222#endif
eb2ad6f1 1223 vbox = GTK_BOX(gtk_vbox_new(FALSE, 0));
1224 gtk_container_add(GTK_CONTAINER(fe->window), GTK_WIDGET(vbox));
1225 gtk_widget_show(GTK_WIDGET(vbox));
1226
1227 menubar = gtk_menu_bar_new();
1228 gtk_box_pack_start(vbox, menubar, FALSE, FALSE, 0);
1229 gtk_widget_show(menubar);
1230
1231 menuitem = gtk_menu_item_new_with_label("Game");
1232 gtk_container_add(GTK_CONTAINER(menubar), menuitem);
1233 gtk_widget_show(menuitem);
1234
1235 menu = gtk_menu_new();
1236 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), menu);
1237
1238 add_menu_item_with_key(fe, GTK_CONTAINER(menu), "New", 'n');
7f89707c 1239
1240 menuitem = gtk_menu_item_new_with_label("Restart");
1241 gtk_container_add(GTK_CONTAINER(menu), menuitem);
1242 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
1243 GTK_SIGNAL_FUNC(menu_restart_event), fe);
1244 gtk_widget_show(menuitem);
eb2ad6f1 1245
5928817c 1246 menuitem = gtk_menu_item_new_with_label("Specific...");
1247 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
1185e3c5 1248 GINT_TO_POINTER(CFG_DESC));
1249 gtk_container_add(GTK_CONTAINER(menu), menuitem);
1250 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
1251 GTK_SIGNAL_FUNC(menu_config_event), fe);
1252 gtk_widget_show(menuitem);
1253
1254 menuitem = gtk_menu_item_new_with_label("Random Seed...");
1255 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
5928817c 1256 GINT_TO_POINTER(CFG_SEED));
1257 gtk_container_add(GTK_CONTAINER(menu), menuitem);
1258 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
1259 GTK_SIGNAL_FUNC(menu_config_event), fe);
1260 gtk_widget_show(menuitem);
1261
be8d5aa1 1262 if ((n = midend_num_presets(fe->me)) > 0 || thegame.can_configure) {
eb2ad6f1 1263 GtkWidget *submenu;
1264 int i;
1265
1266 menuitem = gtk_menu_item_new_with_label("Type");
c8230524 1267 gtk_container_add(GTK_CONTAINER(menubar), menuitem);
eb2ad6f1 1268 gtk_widget_show(menuitem);
1269
1270 submenu = gtk_menu_new();
1271 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), submenu);
1272
1273 for (i = 0; i < n; i++) {
1274 char *name;
1275 game_params *params;
1276
1277 midend_fetch_preset(fe->me, i, &name, &params);
1278
1279 menuitem = gtk_menu_item_new_with_label(name);
1280 gtk_container_add(GTK_CONTAINER(submenu), menuitem);
1281 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data", params);
1282 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
1283 GTK_SIGNAL_FUNC(menu_preset_event), fe);
1284 gtk_widget_show(menuitem);
1285 }
c8230524 1286
be8d5aa1 1287 if (thegame.can_configure) {
c8230524 1288 menuitem = gtk_menu_item_new_with_label("Custom...");
5928817c 1289 gtk_object_set_data(GTK_OBJECT(menuitem), "user-data",
1290 GPOINTER_TO_INT(CFG_SETTINGS));
c8230524 1291 gtk_container_add(GTK_CONTAINER(submenu), menuitem);
1292 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
1293 GTK_SIGNAL_FUNC(menu_config_event), fe);
1294 gtk_widget_show(menuitem);
1295 }
eb2ad6f1 1296 }
1297
1298 add_menu_separator(GTK_CONTAINER(menu));
1299 add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Undo", 'u');
1300 add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Redo", '\x12');
9b4b03d3 1301 if (thegame.can_format_as_text) {
1302 add_menu_separator(GTK_CONTAINER(menu));
1303 menuitem = gtk_menu_item_new_with_label("Copy");
1304 gtk_container_add(GTK_CONTAINER(menu), menuitem);
1305 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
1306 GTK_SIGNAL_FUNC(menu_copy_event), fe);
1307 gtk_widget_show(menuitem);
1308 }
2ac6d24e 1309 if (thegame.can_solve) {
1310 add_menu_separator(GTK_CONTAINER(menu));
1311 menuitem = gtk_menu_item_new_with_label("Solve");
1312 gtk_container_add(GTK_CONTAINER(menu), menuitem);
1313 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
1314 GTK_SIGNAL_FUNC(menu_solve_event), fe);
1315 gtk_widget_show(menuitem);
1316 }
eb2ad6f1 1317 add_menu_separator(GTK_CONTAINER(menu));
1318 add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Exit", 'q');
7f77ea24 1319
97098757 1320 menuitem = gtk_menu_item_new_with_label("Help");
1321 gtk_container_add(GTK_CONTAINER(menubar), menuitem);
1322 gtk_widget_show(menuitem);
1323
1324 menu = gtk_menu_new();
1325 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), menu);
1326
1327 menuitem = gtk_menu_item_new_with_label("About");
1328 gtk_container_add(GTK_CONTAINER(menu), menuitem);
1329 gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
1330 GTK_SIGNAL_FUNC(menu_about_event), fe);
1331 gtk_widget_show(menuitem);
1332
2ef96bd6 1333 {
1334 int i, ncolours;
1335 float *colours;
1336 gboolean *success;
7f77ea24 1337
2ef96bd6 1338 fe->colmap = gdk_colormap_get_system();
1339 colours = midend_colours(fe->me, &ncolours);
1340 fe->ncolours = ncolours;
1341 fe->colours = snewn(ncolours, GdkColor);
1342 for (i = 0; i < ncolours; i++) {
813593cc 1343 fe->colours[i].red = colours[i*3] * 0xFFFF;
1344 fe->colours[i].green = colours[i*3+1] * 0xFFFF;
1345 fe->colours[i].blue = colours[i*3+2] * 0xFFFF;
2ef96bd6 1346 }
1347 success = snewn(ncolours, gboolean);
1348 gdk_colormap_alloc_colors(fe->colmap, fe->colours, ncolours,
1349 FALSE, FALSE, success);
1350 for (i = 0; i < ncolours; i++) {
1351 if (!success[i])
1352 g_error("couldn't allocate colour %d (#%02x%02x%02x)\n",
1353 i, fe->colours[i].red >> 8,
1354 fe->colours[i].green >> 8,
1355 fe->colours[i].blue >> 8);
1356 }
1357 }
7f77ea24 1358
fd1a1a2b 1359 if (midend_wants_statusbar(fe->me)) {
5725d728 1360 GtkWidget *viewport;
1361 GtkRequisition req;
1362
1363 viewport = gtk_viewport_new(NULL, NULL);
1364 gtk_viewport_set_shadow_type(GTK_VIEWPORT(viewport), GTK_SHADOW_NONE);
fd1a1a2b 1365 fe->statusbar = gtk_statusbar_new();
5725d728 1366 gtk_container_add(GTK_CONTAINER(viewport), fe->statusbar);
1367 gtk_widget_show(viewport);
1368 gtk_box_pack_end(vbox, viewport, FALSE, FALSE, 0);
fd1a1a2b 1369 gtk_widget_show(fe->statusbar);
1370 fe->statusctx = gtk_statusbar_get_context_id
1371 (GTK_STATUSBAR(fe->statusbar), "game");
1372 gtk_statusbar_push(GTK_STATUSBAR(fe->statusbar), fe->statusctx,
5725d728 1373 "test");
1374 gtk_widget_size_request(fe->statusbar, &req);
1375#if 0
1376 /* For GTK 2.0, should we be using gtk_widget_set_size_request? */
1377#endif
60d42abc 1378 gtk_widget_set_usize(viewport, -1, req.height);
fd1a1a2b 1379 } else
1380 fe->statusbar = NULL;
1381
2ef96bd6 1382 fe->area = gtk_drawing_area_new();
1e3e152d 1383 get_size(fe, &x, &y);
2ef96bd6 1384 gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y);
1385 fe->w = x;
1386 fe->h = y;
1387
1e3e152d 1388 gtk_box_pack_end(vbox, fe->area, TRUE, TRUE, 0);
2ef96bd6 1389
1390 fe->pixmap = NULL;
4efb3868 1391 fe->fonts = NULL;
1392 fe->nfonts = fe->fontsize = 0;
2ef96bd6 1393
f5f4a1f1 1394 fe->laststatus = NULL;
1395
9b4b03d3 1396 fe->paste_data = NULL;
1397 fe->paste_data_len = 0;
1398
2ef96bd6 1399 gtk_signal_connect(GTK_OBJECT(fe->window), "destroy",
1400 GTK_SIGNAL_FUNC(destroy), fe);
1401 gtk_signal_connect(GTK_OBJECT(fe->window), "key_press_event",
1402 GTK_SIGNAL_FUNC(key_event), fe);
1403 gtk_signal_connect(GTK_OBJECT(fe->area), "button_press_event",
1404 GTK_SIGNAL_FUNC(button_event), fe);
74a4e547 1405 gtk_signal_connect(GTK_OBJECT(fe->area), "button_release_event",
1406 GTK_SIGNAL_FUNC(button_event), fe);
1407 gtk_signal_connect(GTK_OBJECT(fe->area), "motion_notify_event",
1408 GTK_SIGNAL_FUNC(motion_event), fe);
9b4b03d3 1409 gtk_signal_connect(GTK_OBJECT(fe->area), "selection_get",
1410 GTK_SIGNAL_FUNC(selection_get), fe);
1411 gtk_signal_connect(GTK_OBJECT(fe->area), "selection_clear_event",
1412 GTK_SIGNAL_FUNC(selection_clear), fe);
2ef96bd6 1413 gtk_signal_connect(GTK_OBJECT(fe->area), "expose_event",
1414 GTK_SIGNAL_FUNC(expose_area), fe);
fd1a1a2b 1415 gtk_signal_connect(GTK_OBJECT(fe->window), "map_event",
1416 GTK_SIGNAL_FUNC(map_window), fe);
2ef96bd6 1417 gtk_signal_connect(GTK_OBJECT(fe->area), "configure_event",
1418 GTK_SIGNAL_FUNC(configure_area), fe);
1419
74a4e547 1420 gtk_widget_add_events(GTK_WIDGET(fe->area),
1421 GDK_BUTTON_PRESS_MASK |
1422 GDK_BUTTON_RELEASE_MASK |
1423 GDK_BUTTON_MOTION_MASK);
2ef96bd6 1424
1425 gtk_widget_show(fe->area);
1426 gtk_widget_show(fe->window);
1427
1e3e152d 1428 gdk_window_set_background(fe->area->window, &fe->colours[0]);
1429 gdk_window_set_background(fe->window->window, &fe->colours[0]);
1430
2ef96bd6 1431 return fe;
83680571 1432}
1433
1434int main(int argc, char **argv)
1435{
8b7938e7 1436 char *pname = argv[0];
1437 char *error;
1438
45f953cc 1439 if (argc > 1 && !strcmp(argv[1], "--version")) {
1440 printf("%s, from Simon Tatham's Portable Puzzle Collection\n%s\n",
1441 thegame.name, ver);
1442 return 0;
1443 }
1444
d91e1fc9 1445 /*
1446 * Special standalone mode for generating puzzle IDs on the
1447 * command line. Useful for generating puzzles to be printed
1448 * out and solved offline (for puzzles where that even makes
1449 * sense - Solo, for example, is a lot more pencil-and-paper
1450 * friendly than Net!)
1451 *
1452 * Usage:
1453 *
1454 * <puzzle-name> --generate [<n> [<params>]]
1455 *
1456 * <n>, if present, is the number of puzzle IDs to generate.
1457 * <params>, if present, is the same type of parameter string
1458 * you would pass to the puzzle when running it in GUI mode,
1459 * including optional extras such as the expansion factor in
1460 * Rectangles and the difficulty level in Solo.
1461 *
1462 * If you specify <params>, you must also specify <n> (although
1463 * you may specify it to be 1). Sorry; that was the
1464 * simplest-to-parse command-line syntax I came up with.
1465 */
1466 if (argc > 1 && !strcmp(argv[1], "--generate")) {
1467 int n = 1;
1185e3c5 1468 char *params = NULL, *seed = NULL;
d91e1fc9 1469 game_params *par;
1470 random_state *rs;
1471 char *parstr;
1472
d91e1fc9 1473 if (argc > 2)
1474 n = atoi(argv[2]);
1475 if (argc > 3)
1476 params = argv[3];
1477
1185e3c5 1478 par = thegame.default_params();
1479 if (params) {
1480 if ( (seed = strchr(params, '#')) != NULL )
1481 *seed++ = '\0';
1482 thegame.decode_params(par, params);
28fffa93 1483 }
1484 if ((error = thegame.validate_params(par)) != NULL) {
1485 fprintf(stderr, "%s: %s\n", pname, error);
1486 return 1;
1185e3c5 1487 }
1488 parstr = thegame.encode_params(par, FALSE);
1489
1490 {
1491 void *seeddata;
1492 int seedlen;
1493 if (seed) {
1494 seeddata = seed;
1495 seedlen = strlen(seed);
1496 } else {
1497 get_random_seed(&seeddata, &seedlen);
1498 }
1499 rs = random_init(seeddata, seedlen);
1500 }
d91e1fc9 1501
1502 while (n-- > 0) {
6f2d8d7c 1503 game_aux_info *aux = NULL;
6aa6af4c 1504 char *desc = thegame.new_desc(par, rs, &aux, FALSE);
1185e3c5 1505 printf("%s:%s\n", parstr, desc);
1506 sfree(desc);
6f2d8d7c 1507 if (aux)
1508 thegame.free_aux_info(aux);
d91e1fc9 1509 }
8b7938e7 1510
d91e1fc9 1511 return 0;
1512 } else {
1513
1514 gtk_init(&argc, &argv);
1515
1516 if (!new_window(argc > 1 ? argv[1] : NULL, &error)) {
1517 fprintf(stderr, "%s: %s\n", pname, error);
1518 return 1;
1519 }
1520
1521 gtk_main();
1522 }
83680571 1523
1524 return 0;
1525}
Simon Tatham's portable puzzles collection; import of svn://svn.tartarus.org/sgt/puzzles