| 1 | /* |
| 2 | * gtk.c: GTK front end for my puzzle collection. |
| 3 | */ |
| 4 | |
| 5 | #include <stdio.h> |
| 6 | #include <assert.h> |
| 7 | #include <stdlib.h> |
| 8 | #include <time.h> |
| 9 | #include <stdarg.h> |
| 10 | #include <string.h> |
| 11 | |
| 12 | #include <sys/time.h> |
| 13 | |
| 14 | #include <gtk/gtk.h> |
| 15 | #include <gdk/gdkkeysyms.h> |
| 16 | |
| 17 | #include <gdk/gdkx.h> |
| 18 | #include <X11/Xlib.h> |
| 19 | #include <X11/Xutil.h> |
| 20 | #include <X11/Xatom.h> |
| 21 | |
| 22 | #include "puzzles.h" |
| 23 | |
| 24 | #if GTK_CHECK_VERSION(2,0,0) |
| 25 | #define USE_PANGO |
| 26 | #endif |
| 27 | |
| 28 | #ifdef DEBUGGING |
| 29 | static FILE *debug_fp = NULL; |
| 30 | |
| 31 | void 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 | |
| 45 | void 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 | |
| 57 | /* ---------------------------------------------------------------------- |
| 58 | * Error reporting functions used elsewhere. |
| 59 | */ |
| 60 | |
| 61 | void 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 | } |
| 74 | |
| 75 | /* ---------------------------------------------------------------------- |
| 76 | * GTK front end to puzzles. |
| 77 | */ |
| 78 | |
| 79 | struct font { |
| 80 | #ifdef USE_PANGO |
| 81 | PangoFontDescription *desc; |
| 82 | #else |
| 83 | GdkFont *font; |
| 84 | #endif |
| 85 | int type; |
| 86 | int size; |
| 87 | }; |
| 88 | |
| 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 | */ |
| 96 | struct frontend { |
| 97 | GtkWidget *window; |
| 98 | GtkWidget *area; |
| 99 | GtkWidget *statusbar; |
| 100 | guint statusctx; |
| 101 | GdkPixmap *pixmap; |
| 102 | GdkColor *colours; |
| 103 | int ncolours; |
| 104 | GdkColormap *colmap; |
| 105 | int w, h; |
| 106 | midend_data *me; |
| 107 | GdkGC *gc; |
| 108 | int bbox_l, bbox_r, bbox_u, bbox_d; |
| 109 | int timer_active, timer_id; |
| 110 | struct timeval last_time; |
| 111 | struct font *fonts; |
| 112 | int nfonts, fontsize; |
| 113 | config_item *cfg; |
| 114 | int cfg_which, cfgret; |
| 115 | GtkWidget *cfgbox; |
| 116 | void *paste_data; |
| 117 | int paste_data_len; |
| 118 | char *laststatus; |
| 119 | int pw, ph; /* pixmap size (w, h are area size) */ |
| 120 | int ox, oy; /* offset of pixmap in drawing area */ |
| 121 | char *filesel_name; |
| 122 | }; |
| 123 | |
| 124 | void get_random_seed(void **randseed, int *randseedsize) |
| 125 | { |
| 126 | struct timeval *tvp = snew(struct timeval); |
| 127 | gettimeofday(tvp, NULL); |
| 128 | *randseed = (void *)tvp; |
| 129 | *randseedsize = sizeof(struct timeval); |
| 130 | } |
| 131 | |
| 132 | void frontend_default_colour(frontend *fe, float *output) |
| 133 | { |
| 134 | GdkColor col = fe->window->style->bg[GTK_STATE_NORMAL]; |
| 135 | output[0] = col.red / 65535.0; |
| 136 | output[1] = col.green / 65535.0; |
| 137 | output[2] = col.blue / 65535.0; |
| 138 | } |
| 139 | |
| 140 | void status_bar(frontend *fe, char *text) |
| 141 | { |
| 142 | char *rewritten; |
| 143 | |
| 144 | assert(fe->statusbar); |
| 145 | |
| 146 | rewritten = midend_rewrite_statusbar(fe->me, text); |
| 147 | if (!fe->laststatus || strcmp(rewritten, fe->laststatus)) { |
| 148 | gtk_statusbar_pop(GTK_STATUSBAR(fe->statusbar), fe->statusctx); |
| 149 | gtk_statusbar_push(GTK_STATUSBAR(fe->statusbar), fe->statusctx, rewritten); |
| 150 | sfree(fe->laststatus); |
| 151 | fe->laststatus = rewritten; |
| 152 | } else { |
| 153 | sfree(rewritten); |
| 154 | } |
| 155 | } |
| 156 | |
| 157 | void start_draw(frontend *fe) |
| 158 | { |
| 159 | fe->gc = gdk_gc_new(fe->area->window); |
| 160 | fe->bbox_l = fe->w; |
| 161 | fe->bbox_r = 0; |
| 162 | fe->bbox_u = fe->h; |
| 163 | fe->bbox_d = 0; |
| 164 | } |
| 165 | |
| 166 | void clip(frontend *fe, int x, int y, int w, int h) |
| 167 | { |
| 168 | GdkRectangle rect; |
| 169 | |
| 170 | rect.x = x; |
| 171 | rect.y = y; |
| 172 | rect.width = w; |
| 173 | rect.height = h; |
| 174 | |
| 175 | gdk_gc_set_clip_rectangle(fe->gc, &rect); |
| 176 | } |
| 177 | |
| 178 | void unclip(frontend *fe) |
| 179 | { |
| 180 | GdkRectangle rect; |
| 181 | |
| 182 | rect.x = 0; |
| 183 | rect.y = 0; |
| 184 | rect.width = fe->w; |
| 185 | rect.height = fe->h; |
| 186 | |
| 187 | gdk_gc_set_clip_rectangle(fe->gc, &rect); |
| 188 | } |
| 189 | |
| 190 | void draw_text(frontend *fe, int x, int y, int fonttype, int fontsize, |
| 191 | int align, int colour, char *text) |
| 192 | { |
| 193 | int i; |
| 194 | |
| 195 | /* |
| 196 | * Find or create the font. |
| 197 | */ |
| 198 | for (i = 0; i < fe->nfonts; i++) |
| 199 | if (fe->fonts[i].type == fonttype && fe->fonts[i].size == fontsize) |
| 200 | break; |
| 201 | |
| 202 | if (i == fe->nfonts) { |
| 203 | if (fe->fontsize <= fe->nfonts) { |
| 204 | fe->fontsize = fe->nfonts + 10; |
| 205 | fe->fonts = sresize(fe->fonts, fe->fontsize, struct font); |
| 206 | } |
| 207 | |
| 208 | fe->nfonts++; |
| 209 | |
| 210 | fe->fonts[i].type = fonttype; |
| 211 | fe->fonts[i].size = fontsize; |
| 212 | |
| 213 | #ifdef USE_PANGO |
| 214 | /* |
| 215 | * Use Pango to find the closest match to the requested |
| 216 | * font. |
| 217 | */ |
| 218 | { |
| 219 | PangoFontDescription *fd; |
| 220 | |
| 221 | fd = pango_font_description_new(); |
| 222 | /* `Monospace' and `Sans' are meta-families guaranteed to exist */ |
| 223 | pango_font_description_set_family(fd, fonttype == FONT_FIXED ? |
| 224 | "Monospace" : "Sans"); |
| 225 | pango_font_description_set_weight(fd, PANGO_WEIGHT_BOLD); |
| 226 | /* |
| 227 | * I found some online Pango documentation which |
| 228 | * described a function called |
| 229 | * pango_font_description_set_absolute_size(), which is |
| 230 | * _exactly_ what I want here. Unfortunately, none of |
| 231 | * my local Pango installations have it (presumably |
| 232 | * they're too old), so I'm going to have to hack round |
| 233 | * it by figuring out the point size myself. This |
| 234 | * limits me to X and probably also breaks in later |
| 235 | * Pango installations, so ideally I should add another |
| 236 | * CHECK_VERSION type ifdef and use set_absolute_size |
| 237 | * where available. All very annoying. |
| 238 | */ |
| 239 | #ifdef HAVE_SENSIBLE_ABSOLUTE_SIZE_FUNCTION |
| 240 | pango_font_description_set_absolute_size(fd, PANGO_SCALE*fontsize); |
| 241 | #else |
| 242 | { |
| 243 | Display *d = GDK_DISPLAY(); |
| 244 | int s = DefaultScreen(d); |
| 245 | double resolution = |
| 246 | (PANGO_SCALE * 72.27 / 25.4) * |
| 247 | ((double) DisplayWidthMM(d, s) / DisplayWidth (d, s)); |
| 248 | pango_font_description_set_size(fd, resolution * fontsize); |
| 249 | } |
| 250 | #endif |
| 251 | fe->fonts[i].desc = fd; |
| 252 | } |
| 253 | |
| 254 | #else |
| 255 | /* |
| 256 | * In GTK 1.2, I don't know of any plausible way to |
| 257 | * pick a suitable font, so I'm just going to be |
| 258 | * tedious. |
| 259 | */ |
| 260 | fe->fonts[i].font = gdk_font_load(fonttype == FONT_FIXED ? |
| 261 | "fixed" : "variable"); |
| 262 | #endif |
| 263 | |
| 264 | } |
| 265 | |
| 266 | /* |
| 267 | * Set the colour. |
| 268 | */ |
| 269 | gdk_gc_set_foreground(fe->gc, &fe->colours[colour]); |
| 270 | |
| 271 | #ifdef USE_PANGO |
| 272 | |
| 273 | { |
| 274 | PangoLayout *layout; |
| 275 | PangoRectangle rect; |
| 276 | |
| 277 | /* |
| 278 | * Create a layout. |
| 279 | */ |
| 280 | layout = pango_layout_new(gtk_widget_get_pango_context(fe->area)); |
| 281 | pango_layout_set_font_description(layout, fe->fonts[i].desc); |
| 282 | pango_layout_set_text(layout, text, strlen(text)); |
| 283 | pango_layout_get_pixel_extents(layout, NULL, &rect); |
| 284 | |
| 285 | if (align & ALIGN_VCENTRE) |
| 286 | rect.y -= rect.height / 2; |
| 287 | |
| 288 | if (align & ALIGN_HCENTRE) |
| 289 | rect.x -= rect.width / 2; |
| 290 | else if (align & ALIGN_HRIGHT) |
| 291 | rect.x -= rect.width; |
| 292 | |
| 293 | gdk_draw_layout(fe->pixmap, fe->gc, rect.x + x, rect.y + y, layout); |
| 294 | |
| 295 | g_object_unref(layout); |
| 296 | } |
| 297 | |
| 298 | #else |
| 299 | /* |
| 300 | * Find string dimensions and process alignment. |
| 301 | */ |
| 302 | { |
| 303 | int lb, rb, wid, asc, desc; |
| 304 | |
| 305 | /* |
| 306 | * Measure vertical string extents with respect to the same |
| 307 | * string always... |
| 308 | */ |
| 309 | gdk_string_extents(fe->fonts[i].font, |
| 310 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ", |
| 311 | &lb, &rb, &wid, &asc, &desc); |
| 312 | if (align & ALIGN_VCENTRE) |
| 313 | y += asc - (asc+desc)/2; |
| 314 | |
| 315 | /* |
| 316 | * ... but horizontal extents with respect to the provided |
| 317 | * string. This means that multiple pieces of text centred |
| 318 | * on the same y-coordinate don't have different baselines. |
| 319 | */ |
| 320 | gdk_string_extents(fe->fonts[i].font, text, |
| 321 | &lb, &rb, &wid, &asc, &desc); |
| 322 | |
| 323 | if (align & ALIGN_HCENTRE) |
| 324 | x -= wid / 2; |
| 325 | else if (align & ALIGN_HRIGHT) |
| 326 | x -= wid; |
| 327 | |
| 328 | } |
| 329 | |
| 330 | /* |
| 331 | * Actually draw the text. |
| 332 | */ |
| 333 | gdk_draw_string(fe->pixmap, fe->fonts[i].font, fe->gc, x, y, text); |
| 334 | #endif |
| 335 | |
| 336 | } |
| 337 | |
| 338 | void draw_rect(frontend *fe, int x, int y, int w, int h, int colour) |
| 339 | { |
| 340 | gdk_gc_set_foreground(fe->gc, &fe->colours[colour]); |
| 341 | gdk_draw_rectangle(fe->pixmap, fe->gc, 1, x, y, w, h); |
| 342 | } |
| 343 | |
| 344 | void draw_line(frontend *fe, int x1, int y1, int x2, int y2, int colour) |
| 345 | { |
| 346 | gdk_gc_set_foreground(fe->gc, &fe->colours[colour]); |
| 347 | gdk_draw_line(fe->pixmap, fe->gc, x1, y1, x2, y2); |
| 348 | } |
| 349 | |
| 350 | void draw_polygon(frontend *fe, int *coords, int npoints, |
| 351 | int fillcolour, int outlinecolour) |
| 352 | { |
| 353 | GdkPoint *points = snewn(npoints, GdkPoint); |
| 354 | int i; |
| 355 | |
| 356 | for (i = 0; i < npoints; i++) { |
| 357 | points[i].x = coords[i*2]; |
| 358 | points[i].y = coords[i*2+1]; |
| 359 | } |
| 360 | |
| 361 | if (fillcolour >= 0) { |
| 362 | gdk_gc_set_foreground(fe->gc, &fe->colours[fillcolour]); |
| 363 | gdk_draw_polygon(fe->pixmap, fe->gc, TRUE, points, npoints); |
| 364 | } |
| 365 | assert(outlinecolour >= 0); |
| 366 | gdk_gc_set_foreground(fe->gc, &fe->colours[outlinecolour]); |
| 367 | gdk_draw_polygon(fe->pixmap, fe->gc, FALSE, points, npoints); |
| 368 | |
| 369 | sfree(points); |
| 370 | } |
| 371 | |
| 372 | void draw_circle(frontend *fe, int cx, int cy, int radius, |
| 373 | int fillcolour, int outlinecolour) |
| 374 | { |
| 375 | if (fillcolour >= 0) { |
| 376 | gdk_gc_set_foreground(fe->gc, &fe->colours[fillcolour]); |
| 377 | gdk_draw_arc(fe->pixmap, fe->gc, TRUE, |
| 378 | cx - radius, cy - radius, |
| 379 | 2 * radius, 2 * radius, 0, 360 * 64); |
| 380 | } |
| 381 | |
| 382 | assert(outlinecolour >= 0); |
| 383 | gdk_gc_set_foreground(fe->gc, &fe->colours[outlinecolour]); |
| 384 | gdk_draw_arc(fe->pixmap, fe->gc, FALSE, |
| 385 | cx - radius, cy - radius, |
| 386 | 2 * radius, 2 * radius, 0, 360 * 64); |
| 387 | } |
| 388 | |
| 389 | struct blitter { |
| 390 | GdkPixmap *pixmap; |
| 391 | int w, h, x, y; |
| 392 | }; |
| 393 | |
| 394 | blitter *blitter_new(int w, int h) |
| 395 | { |
| 396 | /* |
| 397 | * We can't create the pixmap right now, because fe->window |
| 398 | * might not yet exist. So we just cache w and h and create it |
| 399 | * during the firs call to blitter_save. |
| 400 | */ |
| 401 | blitter *bl = snew(blitter); |
| 402 | bl->pixmap = NULL; |
| 403 | bl->w = w; |
| 404 | bl->h = h; |
| 405 | return bl; |
| 406 | } |
| 407 | |
| 408 | void blitter_free(blitter *bl) |
| 409 | { |
| 410 | if (bl->pixmap) |
| 411 | gdk_pixmap_unref(bl->pixmap); |
| 412 | sfree(bl); |
| 413 | } |
| 414 | |
| 415 | void blitter_save(frontend *fe, blitter *bl, int x, int y) |
| 416 | { |
| 417 | if (!bl->pixmap) |
| 418 | bl->pixmap = gdk_pixmap_new(fe->area->window, bl->w, bl->h, -1); |
| 419 | bl->x = x; |
| 420 | bl->y = y; |
| 421 | gdk_draw_pixmap(bl->pixmap, |
| 422 | fe->area->style->fg_gc[GTK_WIDGET_STATE(fe->area)], |
| 423 | fe->pixmap, |
| 424 | x, y, 0, 0, bl->w, bl->h); |
| 425 | } |
| 426 | |
| 427 | void blitter_load(frontend *fe, blitter *bl, int x, int y) |
| 428 | { |
| 429 | assert(bl->pixmap); |
| 430 | if (x == BLITTER_FROMSAVED && y == BLITTER_FROMSAVED) { |
| 431 | x = bl->x; |
| 432 | y = bl->y; |
| 433 | } |
| 434 | gdk_draw_pixmap(fe->pixmap, |
| 435 | fe->area->style->fg_gc[GTK_WIDGET_STATE(fe->area)], |
| 436 | bl->pixmap, |
| 437 | 0, 0, x, y, bl->w, bl->h); |
| 438 | } |
| 439 | |
| 440 | void draw_update(frontend *fe, int x, int y, int w, int h) |
| 441 | { |
| 442 | if (fe->bbox_l > x ) fe->bbox_l = x ; |
| 443 | if (fe->bbox_r < x+w) fe->bbox_r = x+w; |
| 444 | if (fe->bbox_u > y ) fe->bbox_u = y ; |
| 445 | if (fe->bbox_d < y+h) fe->bbox_d = y+h; |
| 446 | } |
| 447 | |
| 448 | void end_draw(frontend *fe) |
| 449 | { |
| 450 | gdk_gc_unref(fe->gc); |
| 451 | fe->gc = NULL; |
| 452 | |
| 453 | if (fe->bbox_l < fe->bbox_r && fe->bbox_u < fe->bbox_d) { |
| 454 | gdk_draw_pixmap(fe->area->window, |
| 455 | fe->area->style->fg_gc[GTK_WIDGET_STATE(fe->area)], |
| 456 | fe->pixmap, |
| 457 | fe->bbox_l, fe->bbox_u, |
| 458 | fe->ox + fe->bbox_l, fe->oy + fe->bbox_u, |
| 459 | fe->bbox_r - fe->bbox_l, fe->bbox_d - fe->bbox_u); |
| 460 | } |
| 461 | } |
| 462 | |
| 463 | static void destroy(GtkWidget *widget, gpointer data) |
| 464 | { |
| 465 | frontend *fe = (frontend *)data; |
| 466 | deactivate_timer(fe); |
| 467 | midend_free(fe->me); |
| 468 | gtk_main_quit(); |
| 469 | } |
| 470 | |
| 471 | static gint key_event(GtkWidget *widget, GdkEventKey *event, gpointer data) |
| 472 | { |
| 473 | frontend *fe = (frontend *)data; |
| 474 | int keyval; |
| 475 | int shift = (event->state & GDK_SHIFT_MASK) ? MOD_SHFT : 0; |
| 476 | int ctrl = (event->state & GDK_CONTROL_MASK) ? MOD_CTRL : 0; |
| 477 | |
| 478 | if (!fe->pixmap) |
| 479 | return TRUE; |
| 480 | |
| 481 | if (event->keyval == GDK_Up) |
| 482 | keyval = shift | ctrl | CURSOR_UP; |
| 483 | else if (event->keyval == GDK_KP_Up || event->keyval == GDK_KP_8) |
| 484 | keyval = MOD_NUM_KEYPAD | '8'; |
| 485 | else if (event->keyval == GDK_Down) |
| 486 | keyval = shift | ctrl | CURSOR_DOWN; |
| 487 | else if (event->keyval == GDK_KP_Down || event->keyval == GDK_KP_2) |
| 488 | keyval = MOD_NUM_KEYPAD | '2'; |
| 489 | else if (event->keyval == GDK_Left) |
| 490 | keyval = shift | ctrl | CURSOR_LEFT; |
| 491 | else if (event->keyval == GDK_KP_Left || event->keyval == GDK_KP_4) |
| 492 | keyval = MOD_NUM_KEYPAD | '4'; |
| 493 | else if (event->keyval == GDK_Right) |
| 494 | keyval = shift | ctrl | CURSOR_RIGHT; |
| 495 | else if (event->keyval == GDK_KP_Right || event->keyval == GDK_KP_6) |
| 496 | keyval = MOD_NUM_KEYPAD | '6'; |
| 497 | else if (event->keyval == GDK_KP_Home || event->keyval == GDK_KP_7) |
| 498 | keyval = MOD_NUM_KEYPAD | '7'; |
| 499 | else if (event->keyval == GDK_KP_End || event->keyval == GDK_KP_1) |
| 500 | keyval = MOD_NUM_KEYPAD | '1'; |
| 501 | else if (event->keyval == GDK_KP_Page_Up || event->keyval == GDK_KP_9) |
| 502 | keyval = MOD_NUM_KEYPAD | '9'; |
| 503 | else if (event->keyval == GDK_KP_Page_Down || event->keyval == GDK_KP_3) |
| 504 | keyval = MOD_NUM_KEYPAD | '3'; |
| 505 | else if (event->keyval == GDK_KP_Insert || event->keyval == GDK_KP_0) |
| 506 | keyval = MOD_NUM_KEYPAD | '0'; |
| 507 | else if (event->keyval == GDK_KP_Begin || event->keyval == GDK_KP_5) |
| 508 | keyval = MOD_NUM_KEYPAD | '5'; |
| 509 | else if (event->string[0] && !event->string[1]) |
| 510 | keyval = (unsigned char)event->string[0]; |
| 511 | else |
| 512 | keyval = -1; |
| 513 | |
| 514 | if (keyval >= 0 && |
| 515 | !midend_process_key(fe->me, 0, 0, keyval)) |
| 516 | gtk_widget_destroy(fe->window); |
| 517 | |
| 518 | return TRUE; |
| 519 | } |
| 520 | |
| 521 | static gint button_event(GtkWidget *widget, GdkEventButton *event, |
| 522 | gpointer data) |
| 523 | { |
| 524 | frontend *fe = (frontend *)data; |
| 525 | int button; |
| 526 | |
| 527 | if (!fe->pixmap) |
| 528 | return TRUE; |
| 529 | |
| 530 | if (event->type != GDK_BUTTON_PRESS && event->type != GDK_BUTTON_RELEASE) |
| 531 | return TRUE; |
| 532 | |
| 533 | if (event->button == 2 || (event->state & GDK_SHIFT_MASK)) |
| 534 | button = MIDDLE_BUTTON; |
| 535 | else if (event->button == 3 || (event->state & GDK_MOD1_MASK)) |
| 536 | button = RIGHT_BUTTON; |
| 537 | else if (event->button == 1) |
| 538 | button = LEFT_BUTTON; |
| 539 | else |
| 540 | return FALSE; /* don't even know what button! */ |
| 541 | |
| 542 | if (event->type == GDK_BUTTON_RELEASE) |
| 543 | button += LEFT_RELEASE - LEFT_BUTTON; |
| 544 | |
| 545 | if (!midend_process_key(fe->me, event->x - fe->ox, |
| 546 | event->y - fe->oy, button)) |
| 547 | gtk_widget_destroy(fe->window); |
| 548 | |
| 549 | return TRUE; |
| 550 | } |
| 551 | |
| 552 | static gint motion_event(GtkWidget *widget, GdkEventMotion *event, |
| 553 | gpointer data) |
| 554 | { |
| 555 | frontend *fe = (frontend *)data; |
| 556 | int button; |
| 557 | |
| 558 | if (!fe->pixmap) |
| 559 | return TRUE; |
| 560 | |
| 561 | if (event->state & (GDK_BUTTON2_MASK | GDK_SHIFT_MASK)) |
| 562 | button = MIDDLE_DRAG; |
| 563 | else if (event->state & GDK_BUTTON1_MASK) |
| 564 | button = LEFT_DRAG; |
| 565 | else if (event->state & GDK_BUTTON3_MASK) |
| 566 | button = RIGHT_DRAG; |
| 567 | else |
| 568 | return FALSE; /* don't even know what button! */ |
| 569 | |
| 570 | if (!midend_process_key(fe->me, event->x - fe->ox, |
| 571 | event->y - fe->oy, button)) |
| 572 | gtk_widget_destroy(fe->window); |
| 573 | |
| 574 | return TRUE; |
| 575 | } |
| 576 | |
| 577 | static gint expose_area(GtkWidget *widget, GdkEventExpose *event, |
| 578 | gpointer data) |
| 579 | { |
| 580 | frontend *fe = (frontend *)data; |
| 581 | |
| 582 | if (fe->pixmap) { |
| 583 | gdk_draw_pixmap(widget->window, |
| 584 | widget->style->fg_gc[GTK_WIDGET_STATE(widget)], |
| 585 | fe->pixmap, |
| 586 | event->area.x - fe->ox, event->area.y - fe->oy, |
| 587 | event->area.x, event->area.y, |
| 588 | event->area.width, event->area.height); |
| 589 | } |
| 590 | return TRUE; |
| 591 | } |
| 592 | |
| 593 | static gint map_window(GtkWidget *widget, GdkEvent *event, |
| 594 | gpointer data) |
| 595 | { |
| 596 | frontend *fe = (frontend *)data; |
| 597 | |
| 598 | /* |
| 599 | * Apparently we need to do this because otherwise the status |
| 600 | * bar will fail to update immediately. Annoying, but there we |
| 601 | * go. |
| 602 | */ |
| 603 | gtk_widget_queue_draw(fe->window); |
| 604 | |
| 605 | return TRUE; |
| 606 | } |
| 607 | |
| 608 | static gint configure_area(GtkWidget *widget, |
| 609 | GdkEventConfigure *event, gpointer data) |
| 610 | { |
| 611 | frontend *fe = (frontend *)data; |
| 612 | GdkGC *gc; |
| 613 | int x, y; |
| 614 | |
| 615 | if (fe->pixmap) |
| 616 | gdk_pixmap_unref(fe->pixmap); |
| 617 | |
| 618 | x = fe->w = event->width; |
| 619 | y = fe->h = event->height; |
| 620 | midend_size(fe->me, &x, &y, TRUE); |
| 621 | fe->pw = x; |
| 622 | fe->ph = y; |
| 623 | fe->ox = (fe->w - fe->pw) / 2; |
| 624 | fe->oy = (fe->h - fe->ph) / 2; |
| 625 | |
| 626 | fe->pixmap = gdk_pixmap_new(widget->window, fe->pw, fe->ph, -1); |
| 627 | |
| 628 | gc = gdk_gc_new(fe->area->window); |
| 629 | gdk_gc_set_foreground(gc, &fe->colours[0]); |
| 630 | gdk_draw_rectangle(fe->pixmap, gc, 1, 0, 0, fe->pw, fe->ph); |
| 631 | gdk_gc_unref(gc); |
| 632 | |
| 633 | midend_force_redraw(fe->me); |
| 634 | |
| 635 | return TRUE; |
| 636 | } |
| 637 | |
| 638 | static gint timer_func(gpointer data) |
| 639 | { |
| 640 | frontend *fe = (frontend *)data; |
| 641 | |
| 642 | if (fe->timer_active) { |
| 643 | struct timeval now; |
| 644 | float elapsed; |
| 645 | gettimeofday(&now, NULL); |
| 646 | elapsed = ((now.tv_usec - fe->last_time.tv_usec) * 0.000001F + |
| 647 | (now.tv_sec - fe->last_time.tv_sec)); |
| 648 | midend_timer(fe->me, elapsed); /* may clear timer_active */ |
| 649 | fe->last_time = now; |
| 650 | } |
| 651 | |
| 652 | return fe->timer_active; |
| 653 | } |
| 654 | |
| 655 | void deactivate_timer(frontend *fe) |
| 656 | { |
| 657 | if (fe->timer_active) |
| 658 | gtk_timeout_remove(fe->timer_id); |
| 659 | fe->timer_active = FALSE; |
| 660 | } |
| 661 | |
| 662 | void activate_timer(frontend *fe) |
| 663 | { |
| 664 | if (!fe->timer_active) { |
| 665 | fe->timer_id = gtk_timeout_add(20, timer_func, fe); |
| 666 | gettimeofday(&fe->last_time, NULL); |
| 667 | } |
| 668 | fe->timer_active = TRUE; |
| 669 | } |
| 670 | |
| 671 | static void window_destroy(GtkWidget *widget, gpointer data) |
| 672 | { |
| 673 | gtk_main_quit(); |
| 674 | } |
| 675 | |
| 676 | static void msgbox_button_clicked(GtkButton *button, gpointer data) |
| 677 | { |
| 678 | GtkWidget *window = GTK_WIDGET(data); |
| 679 | int v, *ip; |
| 680 | |
| 681 | ip = (int *)gtk_object_get_data(GTK_OBJECT(window), "user-data"); |
| 682 | v = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(button), "user-data")); |
| 683 | *ip = v; |
| 684 | |
| 685 | gtk_widget_destroy(GTK_WIDGET(data)); |
| 686 | } |
| 687 | |
| 688 | static int win_key_press(GtkWidget *widget, GdkEventKey *event, gpointer data) |
| 689 | { |
| 690 | GtkObject *cancelbutton = GTK_OBJECT(data); |
| 691 | |
| 692 | /* |
| 693 | * `Escape' effectively clicks the cancel button |
| 694 | */ |
| 695 | if (event->keyval == GDK_Escape) { |
| 696 | gtk_signal_emit_by_name(GTK_OBJECT(cancelbutton), "clicked"); |
| 697 | return TRUE; |
| 698 | } |
| 699 | |
| 700 | return FALSE; |
| 701 | } |
| 702 | |
| 703 | enum { MB_OK, MB_YESNO }; |
| 704 | |
| 705 | int message_box(GtkWidget *parent, char *title, char *msg, int centre, |
| 706 | int type) |
| 707 | { |
| 708 | GtkWidget *window, *hbox, *text, *button; |
| 709 | char *titles; |
| 710 | int i, def, cancel; |
| 711 | |
| 712 | window = gtk_dialog_new(); |
| 713 | text = gtk_label_new(msg); |
| 714 | gtk_misc_set_alignment(GTK_MISC(text), 0.0, 0.0); |
| 715 | hbox = gtk_hbox_new(FALSE, 0); |
| 716 | gtk_box_pack_start(GTK_BOX(hbox), text, FALSE, FALSE, 20); |
| 717 | gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window)->vbox), |
| 718 | hbox, FALSE, FALSE, 20); |
| 719 | gtk_widget_show(text); |
| 720 | gtk_widget_show(hbox); |
| 721 | gtk_window_set_title(GTK_WINDOW(window), title); |
| 722 | gtk_label_set_line_wrap(GTK_LABEL(text), TRUE); |
| 723 | |
| 724 | if (type == MB_OK) { |
| 725 | titles = "OK\0"; |
| 726 | def = cancel = 0; |
| 727 | } else { |
| 728 | assert(type == MB_YESNO); |
| 729 | titles = "Yes\0No\0"; |
| 730 | def = 0; |
| 731 | cancel = 1; |
| 732 | } |
| 733 | i = 0; |
| 734 | |
| 735 | while (*titles) { |
| 736 | button = gtk_button_new_with_label(titles); |
| 737 | gtk_box_pack_end(GTK_BOX(GTK_DIALOG(window)->action_area), |
| 738 | button, FALSE, FALSE, 0); |
| 739 | gtk_widget_show(button); |
| 740 | if (i == def) { |
| 741 | GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT); |
| 742 | gtk_window_set_default(GTK_WINDOW(window), button); |
| 743 | } |
| 744 | if (i == cancel) { |
| 745 | gtk_signal_connect(GTK_OBJECT(window), "key_press_event", |
| 746 | GTK_SIGNAL_FUNC(win_key_press), button); |
| 747 | } |
| 748 | gtk_signal_connect(GTK_OBJECT(button), "clicked", |
| 749 | GTK_SIGNAL_FUNC(msgbox_button_clicked), window); |
| 750 | gtk_object_set_data(GTK_OBJECT(button), "user-data", |
| 751 | GINT_TO_POINTER(i)); |
| 752 | titles += strlen(titles)+1; |
| 753 | i++; |
| 754 | } |
| 755 | gtk_object_set_data(GTK_OBJECT(window), "user-data", |
| 756 | GINT_TO_POINTER(&i)); |
| 757 | gtk_signal_connect(GTK_OBJECT(window), "destroy", |
| 758 | GTK_SIGNAL_FUNC(window_destroy), NULL); |
| 759 | gtk_window_set_modal(GTK_WINDOW(window), TRUE); |
| 760 | gtk_window_set_transient_for(GTK_WINDOW(window), GTK_WINDOW(parent)); |
| 761 | /* set_transient_window_pos(parent, window); */ |
| 762 | gtk_widget_show(window); |
| 763 | i = -1; |
| 764 | gtk_main(); |
| 765 | return (type == MB_YESNO ? i == 0 : TRUE); |
| 766 | } |
| 767 | |
| 768 | void error_box(GtkWidget *parent, char *msg) |
| 769 | { |
| 770 | message_box(parent, "Error", msg, FALSE, MB_OK); |
| 771 | } |
| 772 | |
| 773 | static void config_ok_button_clicked(GtkButton *button, gpointer data) |
| 774 | { |
| 775 | frontend *fe = (frontend *)data; |
| 776 | char *err; |
| 777 | |
| 778 | err = midend_set_config(fe->me, fe->cfg_which, fe->cfg); |
| 779 | |
| 780 | if (err) |
| 781 | error_box(fe->cfgbox, err); |
| 782 | else { |
| 783 | fe->cfgret = TRUE; |
| 784 | gtk_widget_destroy(fe->cfgbox); |
| 785 | } |
| 786 | } |
| 787 | |
| 788 | static void config_cancel_button_clicked(GtkButton *button, gpointer data) |
| 789 | { |
| 790 | frontend *fe = (frontend *)data; |
| 791 | |
| 792 | gtk_widget_destroy(fe->cfgbox); |
| 793 | } |
| 794 | |
| 795 | static int editbox_key(GtkWidget *widget, GdkEventKey *event, gpointer data) |
| 796 | { |
| 797 | /* |
| 798 | * GtkEntry has a nasty habit of eating the Return key, which |
| 799 | * is unhelpful since it doesn't actually _do_ anything with it |
| 800 | * (it calls gtk_widget_activate, but our edit boxes never need |
| 801 | * activating). So I catch Return before GtkEntry sees it, and |
| 802 | * pass it straight on to the parent widget. Effect: hitting |
| 803 | * Return in an edit box will now activate the default button |
| 804 | * in the dialog just like it will everywhere else. |
| 805 | */ |
| 806 | if (event->keyval == GDK_Return && widget->parent != NULL) { |
| 807 | gint return_val; |
| 808 | gtk_signal_emit_stop_by_name(GTK_OBJECT(widget), "key_press_event"); |
| 809 | gtk_signal_emit_by_name(GTK_OBJECT(widget->parent), "key_press_event", |
| 810 | event, &return_val); |
| 811 | return return_val; |
| 812 | } |
| 813 | return FALSE; |
| 814 | } |
| 815 | |
| 816 | static void editbox_changed(GtkEditable *ed, gpointer data) |
| 817 | { |
| 818 | config_item *i = (config_item *)data; |
| 819 | |
| 820 | sfree(i->sval); |
| 821 | i->sval = dupstr(gtk_entry_get_text(GTK_ENTRY(ed))); |
| 822 | } |
| 823 | |
| 824 | static void button_toggled(GtkToggleButton *tb, gpointer data) |
| 825 | { |
| 826 | config_item *i = (config_item *)data; |
| 827 | |
| 828 | i->ival = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tb)); |
| 829 | } |
| 830 | |
| 831 | static void droplist_sel(GtkMenuItem *item, gpointer data) |
| 832 | { |
| 833 | config_item *i = (config_item *)data; |
| 834 | |
| 835 | i->ival = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item), |
| 836 | "user-data")); |
| 837 | } |
| 838 | |
| 839 | static int get_config(frontend *fe, int which) |
| 840 | { |
| 841 | GtkWidget *w, *table, *cancel; |
| 842 | char *title; |
| 843 | config_item *i; |
| 844 | int y; |
| 845 | |
| 846 | fe->cfg = midend_get_config(fe->me, which, &title); |
| 847 | fe->cfg_which = which; |
| 848 | fe->cfgret = FALSE; |
| 849 | |
| 850 | fe->cfgbox = gtk_dialog_new(); |
| 851 | gtk_window_set_title(GTK_WINDOW(fe->cfgbox), title); |
| 852 | sfree(title); |
| 853 | |
| 854 | w = gtk_button_new_with_label("OK"); |
| 855 | gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->action_area), |
| 856 | w, FALSE, FALSE, 0); |
| 857 | gtk_widget_show(w); |
| 858 | GTK_WIDGET_SET_FLAGS(w, GTK_CAN_DEFAULT); |
| 859 | gtk_window_set_default(GTK_WINDOW(fe->cfgbox), w); |
| 860 | gtk_signal_connect(GTK_OBJECT(w), "clicked", |
| 861 | GTK_SIGNAL_FUNC(config_ok_button_clicked), fe); |
| 862 | |
| 863 | w = gtk_button_new_with_label("Cancel"); |
| 864 | gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->action_area), |
| 865 | w, FALSE, FALSE, 0); |
| 866 | gtk_widget_show(w); |
| 867 | gtk_signal_connect(GTK_OBJECT(w), "clicked", |
| 868 | GTK_SIGNAL_FUNC(config_cancel_button_clicked), fe); |
| 869 | cancel = w; |
| 870 | |
| 871 | table = gtk_table_new(1, 2, FALSE); |
| 872 | y = 0; |
| 873 | gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe->cfgbox)->vbox), |
| 874 | table, FALSE, FALSE, 0); |
| 875 | gtk_widget_show(table); |
| 876 | |
| 877 | for (i = fe->cfg; i->type != C_END; i++) { |
| 878 | gtk_table_resize(GTK_TABLE(table), y+1, 2); |
| 879 | |
| 880 | switch (i->type) { |
| 881 | case C_STRING: |
| 882 | /* |
| 883 | * Edit box with a label beside it. |
| 884 | */ |
| 885 | |
| 886 | w = gtk_label_new(i->name); |
| 887 | gtk_misc_set_alignment(GTK_MISC(w), 0.0, 0.5); |
| 888 | gtk_table_attach(GTK_TABLE(table), w, 0, 1, y, y+1, |
| 889 | GTK_EXPAND | GTK_SHRINK | GTK_FILL, |
| 890 | GTK_EXPAND | GTK_SHRINK | GTK_FILL, |
| 891 | 3, 3); |
| 892 | gtk_widget_show(w); |
| 893 | |
| 894 | w = gtk_entry_new(); |
| 895 | gtk_table_attach(GTK_TABLE(table), w, 1, 2, y, y+1, |
| 896 | GTK_EXPAND | GTK_SHRINK | GTK_FILL, |
| 897 | GTK_EXPAND | GTK_SHRINK | GTK_FILL, |
| 898 | 3, 3); |
| 899 | gtk_entry_set_text(GTK_ENTRY(w), i->sval); |
| 900 | gtk_signal_connect(GTK_OBJECT(w), "changed", |
| 901 | GTK_SIGNAL_FUNC(editbox_changed), i); |
| 902 | gtk_signal_connect(GTK_OBJECT(w), "key_press_event", |
| 903 | GTK_SIGNAL_FUNC(editbox_key), NULL); |
| 904 | gtk_widget_show(w); |
| 905 | |
| 906 | break; |
| 907 | |
| 908 | case C_BOOLEAN: |
| 909 | /* |
| 910 | * Simple checkbox. |
| 911 | */ |
| 912 | w = gtk_check_button_new_with_label(i->name); |
| 913 | gtk_signal_connect(GTK_OBJECT(w), "toggled", |
| 914 | GTK_SIGNAL_FUNC(button_toggled), i); |
| 915 | gtk_table_attach(GTK_TABLE(table), w, 0, 2, y, y+1, |
| 916 | GTK_EXPAND | GTK_SHRINK | GTK_FILL, |
| 917 | GTK_EXPAND | GTK_SHRINK | GTK_FILL, |
| 918 | 3, 3); |
| 919 | gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w), i->ival); |
| 920 | gtk_widget_show(w); |
| 921 | break; |
| 922 | |
| 923 | case C_CHOICES: |
| 924 | /* |
| 925 | * Drop-down list (GtkOptionMenu). |
| 926 | */ |
| 927 | |
| 928 | w = gtk_label_new(i->name); |
| 929 | gtk_misc_set_alignment(GTK_MISC(w), 0.0, 0.5); |
| 930 | gtk_table_attach(GTK_TABLE(table), w, 0, 1, y, y+1, |
| 931 | GTK_EXPAND | GTK_SHRINK | GTK_FILL, |
| 932 | GTK_EXPAND | GTK_SHRINK | GTK_FILL, |
| 933 | 3, 3); |
| 934 | gtk_widget_show(w); |
| 935 | |
| 936 | w = gtk_option_menu_new(); |
| 937 | gtk_table_attach(GTK_TABLE(table), w, 1, 2, y, y+1, |
| 938 | GTK_EXPAND | GTK_SHRINK | GTK_FILL, |
| 939 | GTK_EXPAND | GTK_SHRINK | GTK_FILL, |
| 940 | 3, 3); |
| 941 | gtk_widget_show(w); |
| 942 | |
| 943 | { |
| 944 | int c, val; |
| 945 | char *p, *q, *name; |
| 946 | GtkWidget *menuitem; |
| 947 | GtkWidget *menu = gtk_menu_new(); |
| 948 | |
| 949 | gtk_option_menu_set_menu(GTK_OPTION_MENU(w), menu); |
| 950 | |
| 951 | c = *i->sval; |
| 952 | p = i->sval+1; |
| 953 | val = 0; |
| 954 | |
| 955 | while (*p) { |
| 956 | q = p; |
| 957 | while (*q && *q != c) |
| 958 | q++; |
| 959 | |
| 960 | name = snewn(q-p+1, char); |
| 961 | strncpy(name, p, q-p); |
| 962 | name[q-p] = '\0'; |
| 963 | |
| 964 | if (*q) q++; /* eat delimiter */ |
| 965 | |
| 966 | menuitem = gtk_menu_item_new_with_label(name); |
| 967 | gtk_container_add(GTK_CONTAINER(menu), menuitem); |
| 968 | gtk_object_set_data(GTK_OBJECT(menuitem), "user-data", |
| 969 | GINT_TO_POINTER(val)); |
| 970 | gtk_signal_connect(GTK_OBJECT(menuitem), "activate", |
| 971 | GTK_SIGNAL_FUNC(droplist_sel), i); |
| 972 | gtk_widget_show(menuitem); |
| 973 | |
| 974 | val++; |
| 975 | |
| 976 | p = q; |
| 977 | } |
| 978 | |
| 979 | gtk_option_menu_set_history(GTK_OPTION_MENU(w), i->ival); |
| 980 | } |
| 981 | |
| 982 | break; |
| 983 | } |
| 984 | |
| 985 | y++; |
| 986 | } |
| 987 | |
| 988 | gtk_signal_connect(GTK_OBJECT(fe->cfgbox), "destroy", |
| 989 | GTK_SIGNAL_FUNC(window_destroy), NULL); |
| 990 | gtk_signal_connect(GTK_OBJECT(fe->cfgbox), "key_press_event", |
| 991 | GTK_SIGNAL_FUNC(win_key_press), cancel); |
| 992 | gtk_window_set_modal(GTK_WINDOW(fe->cfgbox), TRUE); |
| 993 | gtk_window_set_transient_for(GTK_WINDOW(fe->cfgbox), |
| 994 | GTK_WINDOW(fe->window)); |
| 995 | /* set_transient_window_pos(fe->window, fe->cfgbox); */ |
| 996 | gtk_widget_show(fe->cfgbox); |
| 997 | gtk_main(); |
| 998 | |
| 999 | free_cfg(fe->cfg); |
| 1000 | |
| 1001 | return fe->cfgret; |
| 1002 | } |
| 1003 | |
| 1004 | static void menu_key_event(GtkMenuItem *menuitem, gpointer data) |
| 1005 | { |
| 1006 | frontend *fe = (frontend *)data; |
| 1007 | int key = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem), |
| 1008 | "user-data")); |
| 1009 | if (!midend_process_key(fe->me, 0, 0, key)) |
| 1010 | gtk_widget_destroy(fe->window); |
| 1011 | } |
| 1012 | |
| 1013 | static void get_size(frontend *fe, int *px, int *py) |
| 1014 | { |
| 1015 | int x, y; |
| 1016 | |
| 1017 | /* |
| 1018 | * Currently I don't want to make the GTK port scale large |
| 1019 | * puzzles to fit on the screen. This is because X does permit |
| 1020 | * extremely large windows and many window managers provide a |
| 1021 | * means of navigating round them, and the users I consulted |
| 1022 | * before deciding said that they'd rather have enormous puzzle |
| 1023 | * windows spanning multiple screen pages than have them |
| 1024 | * shrunk. I could change my mind later or introduce |
| 1025 | * configurability; this would be the place to do so, by |
| 1026 | * replacing the initial values of x and y with the screen |
| 1027 | * dimensions. |
| 1028 | */ |
| 1029 | x = INT_MAX; |
| 1030 | y = INT_MAX; |
| 1031 | midend_size(fe->me, &x, &y, FALSE); |
| 1032 | *px = x; |
| 1033 | *py = y; |
| 1034 | } |
| 1035 | |
| 1036 | #if !GTK_CHECK_VERSION(2,0,0) |
| 1037 | #define gtk_window_resize(win, x, y) \ |
| 1038 | gdk_window_resize(GTK_WIDGET(win)->window, x, y) |
| 1039 | #endif |
| 1040 | |
| 1041 | static void menu_preset_event(GtkMenuItem *menuitem, gpointer data) |
| 1042 | { |
| 1043 | frontend *fe = (frontend *)data; |
| 1044 | game_params *params = |
| 1045 | (game_params *)gtk_object_get_data(GTK_OBJECT(menuitem), "user-data"); |
| 1046 | int x, y; |
| 1047 | |
| 1048 | midend_set_params(fe->me, params); |
| 1049 | midend_new_game(fe->me); |
| 1050 | get_size(fe, &x, &y); |
| 1051 | fe->w = x; |
| 1052 | fe->h = y; |
| 1053 | gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y); |
| 1054 | { |
| 1055 | GtkRequisition req; |
| 1056 | gtk_widget_size_request(GTK_WIDGET(fe->window), &req); |
| 1057 | gtk_window_resize(GTK_WINDOW(fe->window), req.width, req.height); |
| 1058 | } |
| 1059 | } |
| 1060 | |
| 1061 | GdkAtom compound_text_atom, utf8_string_atom; |
| 1062 | int paste_initialised = FALSE; |
| 1063 | |
| 1064 | void init_paste() |
| 1065 | { |
| 1066 | unsigned char empty[] = { 0 }; |
| 1067 | |
| 1068 | if (paste_initialised) |
| 1069 | return; |
| 1070 | |
| 1071 | if (!compound_text_atom) |
| 1072 | compound_text_atom = gdk_atom_intern("COMPOUND_TEXT", FALSE); |
| 1073 | if (!utf8_string_atom) |
| 1074 | utf8_string_atom = gdk_atom_intern("UTF8_STRING", FALSE); |
| 1075 | |
| 1076 | /* |
| 1077 | * Ensure that all the cut buffers exist - according to the |
| 1078 | * ICCCM, we must do this before we start using cut buffers. |
| 1079 | */ |
| 1080 | XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(), |
| 1081 | XA_CUT_BUFFER0, XA_STRING, 8, PropModeAppend, empty, 0); |
| 1082 | XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(), |
| 1083 | XA_CUT_BUFFER1, XA_STRING, 8, PropModeAppend, empty, 0); |
| 1084 | XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(), |
| 1085 | XA_CUT_BUFFER2, XA_STRING, 8, PropModeAppend, empty, 0); |
| 1086 | XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(), |
| 1087 | XA_CUT_BUFFER3, XA_STRING, 8, PropModeAppend, empty, 0); |
| 1088 | XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(), |
| 1089 | XA_CUT_BUFFER4, XA_STRING, 8, PropModeAppend, empty, 0); |
| 1090 | XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(), |
| 1091 | XA_CUT_BUFFER5, XA_STRING, 8, PropModeAppend, empty, 0); |
| 1092 | XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(), |
| 1093 | XA_CUT_BUFFER6, XA_STRING, 8, PropModeAppend, empty, 0); |
| 1094 | XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(), |
| 1095 | XA_CUT_BUFFER7, XA_STRING, 8, PropModeAppend, empty, 0); |
| 1096 | } |
| 1097 | |
| 1098 | /* Store data in a cut-buffer. */ |
| 1099 | void store_cutbuffer(char *ptr, int len) |
| 1100 | { |
| 1101 | /* ICCCM says we must rotate the buffers before storing to buffer 0. */ |
| 1102 | XRotateBuffers(GDK_DISPLAY(), 1); |
| 1103 | XStoreBytes(GDK_DISPLAY(), ptr, len); |
| 1104 | } |
| 1105 | |
| 1106 | void write_clip(frontend *fe, char *data) |
| 1107 | { |
| 1108 | init_paste(); |
| 1109 | |
| 1110 | if (fe->paste_data) |
| 1111 | sfree(fe->paste_data); |
| 1112 | |
| 1113 | /* |
| 1114 | * For this simple application we can safely assume that the |
| 1115 | * data passed to this function is pure ASCII, which means we |
| 1116 | * can return precisely the same stuff for types STRING, |
| 1117 | * COMPOUND_TEXT or UTF8_STRING. |
| 1118 | */ |
| 1119 | |
| 1120 | fe->paste_data = data; |
| 1121 | fe->paste_data_len = strlen(data); |
| 1122 | |
| 1123 | store_cutbuffer(fe->paste_data, fe->paste_data_len); |
| 1124 | |
| 1125 | if (gtk_selection_owner_set(fe->area, GDK_SELECTION_PRIMARY, |
| 1126 | CurrentTime)) { |
| 1127 | gtk_selection_add_target(fe->area, GDK_SELECTION_PRIMARY, |
| 1128 | GDK_SELECTION_TYPE_STRING, 1); |
| 1129 | gtk_selection_add_target(fe->area, GDK_SELECTION_PRIMARY, |
| 1130 | compound_text_atom, 1); |
| 1131 | gtk_selection_add_target(fe->area, GDK_SELECTION_PRIMARY, |
| 1132 | utf8_string_atom, 1); |
| 1133 | } |
| 1134 | } |
| 1135 | |
| 1136 | void selection_get(GtkWidget *widget, GtkSelectionData *seldata, |
| 1137 | guint info, guint time_stamp, gpointer data) |
| 1138 | { |
| 1139 | frontend *fe = (frontend *)data; |
| 1140 | gtk_selection_data_set(seldata, seldata->target, 8, |
| 1141 | fe->paste_data, fe->paste_data_len); |
| 1142 | } |
| 1143 | |
| 1144 | gint selection_clear(GtkWidget *widget, GdkEventSelection *seldata, |
| 1145 | gpointer data) |
| 1146 | { |
| 1147 | frontend *fe = (frontend *)data; |
| 1148 | |
| 1149 | if (fe->paste_data) |
| 1150 | sfree(fe->paste_data); |
| 1151 | fe->paste_data = NULL; |
| 1152 | fe->paste_data_len = 0; |
| 1153 | return TRUE; |
| 1154 | } |
| 1155 | |
| 1156 | static void menu_copy_event(GtkMenuItem *menuitem, gpointer data) |
| 1157 | { |
| 1158 | frontend *fe = (frontend *)data; |
| 1159 | char *text; |
| 1160 | |
| 1161 | text = midend_text_format(fe->me); |
| 1162 | |
| 1163 | if (text) { |
| 1164 | write_clip(fe, text); |
| 1165 | } else { |
| 1166 | gdk_beep(); |
| 1167 | } |
| 1168 | } |
| 1169 | |
| 1170 | static void filesel_ok(GtkButton *button, gpointer data) |
| 1171 | { |
| 1172 | frontend *fe = (frontend *)data; |
| 1173 | |
| 1174 | gpointer filesel = gtk_object_get_data(GTK_OBJECT(button), "user-data"); |
| 1175 | |
| 1176 | const char *name = |
| 1177 | gtk_file_selection_get_filename(GTK_FILE_SELECTION(filesel)); |
| 1178 | |
| 1179 | fe->filesel_name = dupstr(name); |
| 1180 | } |
| 1181 | |
| 1182 | static char *file_selector(frontend *fe, char *title, int save) |
| 1183 | { |
| 1184 | GtkWidget *filesel = |
| 1185 | gtk_file_selection_new(title); |
| 1186 | |
| 1187 | fe->filesel_name = NULL; |
| 1188 | |
| 1189 | gtk_window_set_modal(GTK_WINDOW(filesel), TRUE); |
| 1190 | gtk_object_set_data |
| 1191 | (GTK_OBJECT(GTK_FILE_SELECTION(filesel)->ok_button), "user-data", |
| 1192 | (gpointer)filesel); |
| 1193 | gtk_signal_connect |
| 1194 | (GTK_OBJECT(GTK_FILE_SELECTION(filesel)->ok_button), "clicked", |
| 1195 | GTK_SIGNAL_FUNC(filesel_ok), fe); |
| 1196 | gtk_signal_connect_object |
| 1197 | (GTK_OBJECT(GTK_FILE_SELECTION(filesel)->ok_button), "clicked", |
| 1198 | GTK_SIGNAL_FUNC(gtk_widget_destroy), (gpointer)filesel); |
| 1199 | gtk_signal_connect_object |
| 1200 | (GTK_OBJECT(GTK_FILE_SELECTION(filesel)->cancel_button), "clicked", |
| 1201 | GTK_SIGNAL_FUNC(gtk_widget_destroy), (gpointer)filesel); |
| 1202 | gtk_signal_connect(GTK_OBJECT(filesel), "destroy", |
| 1203 | GTK_SIGNAL_FUNC(window_destroy), NULL); |
| 1204 | gtk_widget_show(filesel); |
| 1205 | gtk_window_set_transient_for(GTK_WINDOW(filesel), GTK_WINDOW(fe->window)); |
| 1206 | gtk_main(); |
| 1207 | |
| 1208 | return fe->filesel_name; |
| 1209 | } |
| 1210 | |
| 1211 | static void savefile_write(void *wctx, void *buf, int len) |
| 1212 | { |
| 1213 | FILE *fp = (FILE *)wctx; |
| 1214 | fwrite(buf, 1, len, fp); |
| 1215 | } |
| 1216 | |
| 1217 | static int savefile_read(void *wctx, void *buf, int len) |
| 1218 | { |
| 1219 | FILE *fp = (FILE *)wctx; |
| 1220 | int ret; |
| 1221 | |
| 1222 | ret = fread(buf, 1, len, fp); |
| 1223 | return (ret == len); |
| 1224 | } |
| 1225 | |
| 1226 | static void menu_save_event(GtkMenuItem *menuitem, gpointer data) |
| 1227 | { |
| 1228 | frontend *fe = (frontend *)data; |
| 1229 | char *name; |
| 1230 | |
| 1231 | name = file_selector(fe, "Enter name of game file to save", TRUE); |
| 1232 | |
| 1233 | if (name) { |
| 1234 | FILE *fp; |
| 1235 | |
| 1236 | if ((fp = fopen(name, "r")) != NULL) { |
| 1237 | char buf[256 + FILENAME_MAX]; |
| 1238 | fclose(fp); |
| 1239 | /* file exists */ |
| 1240 | |
| 1241 | sprintf(buf, "Are you sure you want to overwrite the" |
| 1242 | " file \"%.*s\"?", |
| 1243 | FILENAME_MAX, name); |
| 1244 | if (!message_box(fe->window, "Question", buf, TRUE, MB_YESNO)) |
| 1245 | return; |
| 1246 | } |
| 1247 | |
| 1248 | fp = fopen(name, "w"); |
| 1249 | sfree(name); |
| 1250 | |
| 1251 | if (!fp) { |
| 1252 | error_box(fe->window, "Unable to open save file"); |
| 1253 | return; |
| 1254 | } |
| 1255 | |
| 1256 | midend_serialise(fe->me, savefile_write, fp); |
| 1257 | |
| 1258 | fclose(fp); |
| 1259 | } |
| 1260 | } |
| 1261 | |
| 1262 | static void menu_load_event(GtkMenuItem *menuitem, gpointer data) |
| 1263 | { |
| 1264 | frontend *fe = (frontend *)data; |
| 1265 | char *name, *err; |
| 1266 | int x, y; |
| 1267 | |
| 1268 | name = file_selector(fe, "Enter name of saved game file to load", FALSE); |
| 1269 | |
| 1270 | if (name) { |
| 1271 | FILE *fp = fopen(name, "r"); |
| 1272 | sfree(name); |
| 1273 | |
| 1274 | if (!fp) { |
| 1275 | error_box(fe->window, "Unable to open saved game file"); |
| 1276 | return; |
| 1277 | } |
| 1278 | |
| 1279 | err = midend_deserialise(fe->me, savefile_read, fp); |
| 1280 | |
| 1281 | fclose(fp); |
| 1282 | |
| 1283 | if (err) { |
| 1284 | error_box(fe->window, err); |
| 1285 | return; |
| 1286 | } |
| 1287 | |
| 1288 | get_size(fe, &x, &y); |
| 1289 | fe->w = x; |
| 1290 | fe->h = y; |
| 1291 | gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y); |
| 1292 | { |
| 1293 | GtkRequisition req; |
| 1294 | gtk_widget_size_request(GTK_WIDGET(fe->window), &req); |
| 1295 | gtk_window_resize(GTK_WINDOW(fe->window), req.width, req.height); |
| 1296 | } |
| 1297 | |
| 1298 | } |
| 1299 | } |
| 1300 | |
| 1301 | static void menu_solve_event(GtkMenuItem *menuitem, gpointer data) |
| 1302 | { |
| 1303 | frontend *fe = (frontend *)data; |
| 1304 | char *msg; |
| 1305 | |
| 1306 | msg = midend_solve(fe->me); |
| 1307 | |
| 1308 | if (msg) |
| 1309 | error_box(fe->window, msg); |
| 1310 | } |
| 1311 | |
| 1312 | static void menu_restart_event(GtkMenuItem *menuitem, gpointer data) |
| 1313 | { |
| 1314 | frontend *fe = (frontend *)data; |
| 1315 | |
| 1316 | midend_restart_game(fe->me); |
| 1317 | } |
| 1318 | |
| 1319 | static void menu_config_event(GtkMenuItem *menuitem, gpointer data) |
| 1320 | { |
| 1321 | frontend *fe = (frontend *)data; |
| 1322 | int which = GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem), |
| 1323 | "user-data")); |
| 1324 | int x, y; |
| 1325 | |
| 1326 | if (!get_config(fe, which)) |
| 1327 | return; |
| 1328 | |
| 1329 | midend_new_game(fe->me); |
| 1330 | get_size(fe, &x, &y); |
| 1331 | fe->w = x; |
| 1332 | fe->h = y; |
| 1333 | gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y); |
| 1334 | { |
| 1335 | GtkRequisition req; |
| 1336 | gtk_widget_size_request(GTK_WIDGET(fe->window), &req); |
| 1337 | gtk_window_resize(GTK_WINDOW(fe->window), req.width, req.height); |
| 1338 | } |
| 1339 | } |
| 1340 | |
| 1341 | static void menu_about_event(GtkMenuItem *menuitem, gpointer data) |
| 1342 | { |
| 1343 | frontend *fe = (frontend *)data; |
| 1344 | char titlebuf[256]; |
| 1345 | char textbuf[1024]; |
| 1346 | |
| 1347 | sprintf(titlebuf, "About %.200s", thegame.name); |
| 1348 | sprintf(textbuf, |
| 1349 | "%.200s\n\n" |
| 1350 | "from Simon Tatham's Portable Puzzle Collection\n\n" |
| 1351 | "%.500s", thegame.name, ver); |
| 1352 | |
| 1353 | message_box(fe->window, titlebuf, textbuf, TRUE, MB_OK); |
| 1354 | } |
| 1355 | |
| 1356 | static GtkWidget *add_menu_item_with_key(frontend *fe, GtkContainer *cont, |
| 1357 | char *text, int key) |
| 1358 | { |
| 1359 | GtkWidget *menuitem = gtk_menu_item_new_with_label(text); |
| 1360 | gtk_container_add(cont, menuitem); |
| 1361 | gtk_object_set_data(GTK_OBJECT(menuitem), "user-data", |
| 1362 | GINT_TO_POINTER(key)); |
| 1363 | gtk_signal_connect(GTK_OBJECT(menuitem), "activate", |
| 1364 | GTK_SIGNAL_FUNC(menu_key_event), fe); |
| 1365 | gtk_widget_show(menuitem); |
| 1366 | return menuitem; |
| 1367 | } |
| 1368 | |
| 1369 | static void add_menu_separator(GtkContainer *cont) |
| 1370 | { |
| 1371 | GtkWidget *menuitem = gtk_menu_item_new(); |
| 1372 | gtk_container_add(cont, menuitem); |
| 1373 | gtk_widget_show(menuitem); |
| 1374 | } |
| 1375 | |
| 1376 | static frontend *new_window(char *game_id, char **error) |
| 1377 | { |
| 1378 | frontend *fe; |
| 1379 | GtkBox *vbox; |
| 1380 | GtkWidget *menubar, *menu, *menuitem; |
| 1381 | int x, y, n; |
| 1382 | |
| 1383 | fe = snew(frontend); |
| 1384 | |
| 1385 | fe->timer_active = FALSE; |
| 1386 | fe->timer_id = -1; |
| 1387 | |
| 1388 | fe->me = midend_new(fe, &thegame); |
| 1389 | |
| 1390 | if (game_id) { |
| 1391 | *error = midend_game_id(fe->me, game_id); |
| 1392 | if (*error) { |
| 1393 | midend_free(fe->me); |
| 1394 | sfree(fe); |
| 1395 | return NULL; |
| 1396 | } |
| 1397 | } |
| 1398 | midend_new_game(fe->me); |
| 1399 | |
| 1400 | fe->window = gtk_window_new(GTK_WINDOW_TOPLEVEL); |
| 1401 | gtk_window_set_title(GTK_WINDOW(fe->window), thegame.name); |
| 1402 | #if 0 |
| 1403 | gtk_window_set_resizable(GTK_WINDOW(fe->window), FALSE); |
| 1404 | #else |
| 1405 | gtk_window_set_policy(GTK_WINDOW(fe->window), FALSE, FALSE, TRUE); |
| 1406 | #endif |
| 1407 | vbox = GTK_BOX(gtk_vbox_new(FALSE, 0)); |
| 1408 | gtk_container_add(GTK_CONTAINER(fe->window), GTK_WIDGET(vbox)); |
| 1409 | gtk_widget_show(GTK_WIDGET(vbox)); |
| 1410 | |
| 1411 | menubar = gtk_menu_bar_new(); |
| 1412 | gtk_box_pack_start(vbox, menubar, FALSE, FALSE, 0); |
| 1413 | gtk_widget_show(menubar); |
| 1414 | |
| 1415 | menuitem = gtk_menu_item_new_with_label("Game"); |
| 1416 | gtk_container_add(GTK_CONTAINER(menubar), menuitem); |
| 1417 | gtk_widget_show(menuitem); |
| 1418 | |
| 1419 | menu = gtk_menu_new(); |
| 1420 | gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), menu); |
| 1421 | |
| 1422 | add_menu_item_with_key(fe, GTK_CONTAINER(menu), "New", 'n'); |
| 1423 | |
| 1424 | menuitem = gtk_menu_item_new_with_label("Restart"); |
| 1425 | gtk_container_add(GTK_CONTAINER(menu), menuitem); |
| 1426 | gtk_signal_connect(GTK_OBJECT(menuitem), "activate", |
| 1427 | GTK_SIGNAL_FUNC(menu_restart_event), fe); |
| 1428 | gtk_widget_show(menuitem); |
| 1429 | |
| 1430 | menuitem = gtk_menu_item_new_with_label("Specific..."); |
| 1431 | gtk_object_set_data(GTK_OBJECT(menuitem), "user-data", |
| 1432 | GINT_TO_POINTER(CFG_DESC)); |
| 1433 | gtk_container_add(GTK_CONTAINER(menu), menuitem); |
| 1434 | gtk_signal_connect(GTK_OBJECT(menuitem), "activate", |
| 1435 | GTK_SIGNAL_FUNC(menu_config_event), fe); |
| 1436 | gtk_widget_show(menuitem); |
| 1437 | |
| 1438 | menuitem = gtk_menu_item_new_with_label("Random Seed..."); |
| 1439 | gtk_object_set_data(GTK_OBJECT(menuitem), "user-data", |
| 1440 | GINT_TO_POINTER(CFG_SEED)); |
| 1441 | gtk_container_add(GTK_CONTAINER(menu), menuitem); |
| 1442 | gtk_signal_connect(GTK_OBJECT(menuitem), "activate", |
| 1443 | GTK_SIGNAL_FUNC(menu_config_event), fe); |
| 1444 | gtk_widget_show(menuitem); |
| 1445 | |
| 1446 | if ((n = midend_num_presets(fe->me)) > 0 || thegame.can_configure) { |
| 1447 | GtkWidget *submenu; |
| 1448 | int i; |
| 1449 | |
| 1450 | menuitem = gtk_menu_item_new_with_label("Type"); |
| 1451 | gtk_container_add(GTK_CONTAINER(menubar), menuitem); |
| 1452 | gtk_widget_show(menuitem); |
| 1453 | |
| 1454 | submenu = gtk_menu_new(); |
| 1455 | gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), submenu); |
| 1456 | |
| 1457 | for (i = 0; i < n; i++) { |
| 1458 | char *name; |
| 1459 | game_params *params; |
| 1460 | |
| 1461 | midend_fetch_preset(fe->me, i, &name, ¶ms); |
| 1462 | |
| 1463 | menuitem = gtk_menu_item_new_with_label(name); |
| 1464 | gtk_container_add(GTK_CONTAINER(submenu), menuitem); |
| 1465 | gtk_object_set_data(GTK_OBJECT(menuitem), "user-data", params); |
| 1466 | gtk_signal_connect(GTK_OBJECT(menuitem), "activate", |
| 1467 | GTK_SIGNAL_FUNC(menu_preset_event), fe); |
| 1468 | gtk_widget_show(menuitem); |
| 1469 | } |
| 1470 | |
| 1471 | if (thegame.can_configure) { |
| 1472 | menuitem = gtk_menu_item_new_with_label("Custom..."); |
| 1473 | gtk_object_set_data(GTK_OBJECT(menuitem), "user-data", |
| 1474 | GPOINTER_TO_INT(CFG_SETTINGS)); |
| 1475 | gtk_container_add(GTK_CONTAINER(submenu), menuitem); |
| 1476 | gtk_signal_connect(GTK_OBJECT(menuitem), "activate", |
| 1477 | GTK_SIGNAL_FUNC(menu_config_event), fe); |
| 1478 | gtk_widget_show(menuitem); |
| 1479 | } |
| 1480 | } |
| 1481 | |
| 1482 | add_menu_separator(GTK_CONTAINER(menu)); |
| 1483 | menuitem = gtk_menu_item_new_with_label("Load"); |
| 1484 | gtk_container_add(GTK_CONTAINER(menu), menuitem); |
| 1485 | gtk_signal_connect(GTK_OBJECT(menuitem), "activate", |
| 1486 | GTK_SIGNAL_FUNC(menu_load_event), fe); |
| 1487 | gtk_widget_show(menuitem); |
| 1488 | menuitem = gtk_menu_item_new_with_label("Save"); |
| 1489 | gtk_container_add(GTK_CONTAINER(menu), menuitem); |
| 1490 | gtk_signal_connect(GTK_OBJECT(menuitem), "activate", |
| 1491 | GTK_SIGNAL_FUNC(menu_save_event), fe); |
| 1492 | gtk_widget_show(menuitem); |
| 1493 | add_menu_separator(GTK_CONTAINER(menu)); |
| 1494 | add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Undo", 'u'); |
| 1495 | add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Redo", '\x12'); |
| 1496 | if (thegame.can_format_as_text) { |
| 1497 | add_menu_separator(GTK_CONTAINER(menu)); |
| 1498 | menuitem = gtk_menu_item_new_with_label("Copy"); |
| 1499 | gtk_container_add(GTK_CONTAINER(menu), menuitem); |
| 1500 | gtk_signal_connect(GTK_OBJECT(menuitem), "activate", |
| 1501 | GTK_SIGNAL_FUNC(menu_copy_event), fe); |
| 1502 | gtk_widget_show(menuitem); |
| 1503 | } |
| 1504 | if (thegame.can_solve) { |
| 1505 | add_menu_separator(GTK_CONTAINER(menu)); |
| 1506 | menuitem = gtk_menu_item_new_with_label("Solve"); |
| 1507 | gtk_container_add(GTK_CONTAINER(menu), menuitem); |
| 1508 | gtk_signal_connect(GTK_OBJECT(menuitem), "activate", |
| 1509 | GTK_SIGNAL_FUNC(menu_solve_event), fe); |
| 1510 | gtk_widget_show(menuitem); |
| 1511 | } |
| 1512 | add_menu_separator(GTK_CONTAINER(menu)); |
| 1513 | add_menu_item_with_key(fe, GTK_CONTAINER(menu), "Exit", 'q'); |
| 1514 | |
| 1515 | menuitem = gtk_menu_item_new_with_label("Help"); |
| 1516 | gtk_container_add(GTK_CONTAINER(menubar), menuitem); |
| 1517 | gtk_widget_show(menuitem); |
| 1518 | |
| 1519 | menu = gtk_menu_new(); |
| 1520 | gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem), menu); |
| 1521 | |
| 1522 | menuitem = gtk_menu_item_new_with_label("About"); |
| 1523 | gtk_container_add(GTK_CONTAINER(menu), menuitem); |
| 1524 | gtk_signal_connect(GTK_OBJECT(menuitem), "activate", |
| 1525 | GTK_SIGNAL_FUNC(menu_about_event), fe); |
| 1526 | gtk_widget_show(menuitem); |
| 1527 | |
| 1528 | { |
| 1529 | int i, ncolours; |
| 1530 | float *colours; |
| 1531 | gboolean *success; |
| 1532 | |
| 1533 | fe->colmap = gdk_colormap_get_system(); |
| 1534 | colours = midend_colours(fe->me, &ncolours); |
| 1535 | fe->ncolours = ncolours; |
| 1536 | fe->colours = snewn(ncolours, GdkColor); |
| 1537 | for (i = 0; i < ncolours; i++) { |
| 1538 | fe->colours[i].red = colours[i*3] * 0xFFFF; |
| 1539 | fe->colours[i].green = colours[i*3+1] * 0xFFFF; |
| 1540 | fe->colours[i].blue = colours[i*3+2] * 0xFFFF; |
| 1541 | } |
| 1542 | success = snewn(ncolours, gboolean); |
| 1543 | gdk_colormap_alloc_colors(fe->colmap, fe->colours, ncolours, |
| 1544 | FALSE, FALSE, success); |
| 1545 | for (i = 0; i < ncolours; i++) { |
| 1546 | if (!success[i]) |
| 1547 | g_error("couldn't allocate colour %d (#%02x%02x%02x)\n", |
| 1548 | i, fe->colours[i].red >> 8, |
| 1549 | fe->colours[i].green >> 8, |
| 1550 | fe->colours[i].blue >> 8); |
| 1551 | } |
| 1552 | } |
| 1553 | |
| 1554 | if (midend_wants_statusbar(fe->me)) { |
| 1555 | GtkWidget *viewport; |
| 1556 | GtkRequisition req; |
| 1557 | |
| 1558 | viewport = gtk_viewport_new(NULL, NULL); |
| 1559 | gtk_viewport_set_shadow_type(GTK_VIEWPORT(viewport), GTK_SHADOW_NONE); |
| 1560 | fe->statusbar = gtk_statusbar_new(); |
| 1561 | gtk_container_add(GTK_CONTAINER(viewport), fe->statusbar); |
| 1562 | gtk_widget_show(viewport); |
| 1563 | gtk_box_pack_end(vbox, viewport, FALSE, FALSE, 0); |
| 1564 | gtk_widget_show(fe->statusbar); |
| 1565 | fe->statusctx = gtk_statusbar_get_context_id |
| 1566 | (GTK_STATUSBAR(fe->statusbar), "game"); |
| 1567 | gtk_statusbar_push(GTK_STATUSBAR(fe->statusbar), fe->statusctx, |
| 1568 | "test"); |
| 1569 | gtk_widget_size_request(fe->statusbar, &req); |
| 1570 | #if 0 |
| 1571 | /* For GTK 2.0, should we be using gtk_widget_set_size_request? */ |
| 1572 | #endif |
| 1573 | gtk_widget_set_usize(viewport, -1, req.height); |
| 1574 | } else |
| 1575 | fe->statusbar = NULL; |
| 1576 | |
| 1577 | fe->area = gtk_drawing_area_new(); |
| 1578 | get_size(fe, &x, &y); |
| 1579 | gtk_drawing_area_size(GTK_DRAWING_AREA(fe->area), x, y); |
| 1580 | fe->w = x; |
| 1581 | fe->h = y; |
| 1582 | |
| 1583 | gtk_box_pack_end(vbox, fe->area, TRUE, TRUE, 0); |
| 1584 | |
| 1585 | fe->pixmap = NULL; |
| 1586 | fe->fonts = NULL; |
| 1587 | fe->nfonts = fe->fontsize = 0; |
| 1588 | |
| 1589 | fe->laststatus = NULL; |
| 1590 | |
| 1591 | fe->paste_data = NULL; |
| 1592 | fe->paste_data_len = 0; |
| 1593 | |
| 1594 | gtk_signal_connect(GTK_OBJECT(fe->window), "destroy", |
| 1595 | GTK_SIGNAL_FUNC(destroy), fe); |
| 1596 | gtk_signal_connect(GTK_OBJECT(fe->window), "key_press_event", |
| 1597 | GTK_SIGNAL_FUNC(key_event), fe); |
| 1598 | gtk_signal_connect(GTK_OBJECT(fe->area), "button_press_event", |
| 1599 | GTK_SIGNAL_FUNC(button_event), fe); |
| 1600 | gtk_signal_connect(GTK_OBJECT(fe->area), "button_release_event", |
| 1601 | GTK_SIGNAL_FUNC(button_event), fe); |
| 1602 | gtk_signal_connect(GTK_OBJECT(fe->area), "motion_notify_event", |
| 1603 | GTK_SIGNAL_FUNC(motion_event), fe); |
| 1604 | gtk_signal_connect(GTK_OBJECT(fe->area), "selection_get", |
| 1605 | GTK_SIGNAL_FUNC(selection_get), fe); |
| 1606 | gtk_signal_connect(GTK_OBJECT(fe->area), "selection_clear_event", |
| 1607 | GTK_SIGNAL_FUNC(selection_clear), fe); |
| 1608 | gtk_signal_connect(GTK_OBJECT(fe->area), "expose_event", |
| 1609 | GTK_SIGNAL_FUNC(expose_area), fe); |
| 1610 | gtk_signal_connect(GTK_OBJECT(fe->window), "map_event", |
| 1611 | GTK_SIGNAL_FUNC(map_window), fe); |
| 1612 | gtk_signal_connect(GTK_OBJECT(fe->area), "configure_event", |
| 1613 | GTK_SIGNAL_FUNC(configure_area), fe); |
| 1614 | |
| 1615 | gtk_widget_add_events(GTK_WIDGET(fe->area), |
| 1616 | GDK_BUTTON_PRESS_MASK | |
| 1617 | GDK_BUTTON_RELEASE_MASK | |
| 1618 | GDK_BUTTON_MOTION_MASK); |
| 1619 | |
| 1620 | gtk_widget_show(fe->area); |
| 1621 | gtk_widget_show(fe->window); |
| 1622 | |
| 1623 | gdk_window_set_background(fe->area->window, &fe->colours[0]); |
| 1624 | gdk_window_set_background(fe->window->window, &fe->colours[0]); |
| 1625 | |
| 1626 | return fe; |
| 1627 | } |
| 1628 | |
| 1629 | int main(int argc, char **argv) |
| 1630 | { |
| 1631 | char *pname = argv[0]; |
| 1632 | char *error; |
| 1633 | |
| 1634 | if (argc > 1 && !strcmp(argv[1], "--version")) { |
| 1635 | printf("%s, from Simon Tatham's Portable Puzzle Collection\n%s\n", |
| 1636 | thegame.name, ver); |
| 1637 | return 0; |
| 1638 | } |
| 1639 | |
| 1640 | /* |
| 1641 | * Special standalone mode for generating puzzle IDs on the |
| 1642 | * command line. Useful for generating puzzles to be printed |
| 1643 | * out and solved offline (for puzzles where that even makes |
| 1644 | * sense - Solo, for example, is a lot more pencil-and-paper |
| 1645 | * friendly than Net!) |
| 1646 | * |
| 1647 | * Usage: |
| 1648 | * |
| 1649 | * <puzzle-name> --generate [<n> [<params>]] |
| 1650 | * |
| 1651 | * <n>, if present, is the number of puzzle IDs to generate. |
| 1652 | * <params>, if present, is the same type of parameter string |
| 1653 | * you would pass to the puzzle when running it in GUI mode, |
| 1654 | * including optional extras such as the expansion factor in |
| 1655 | * Rectangles and the difficulty level in Solo. |
| 1656 | * |
| 1657 | * If you specify <params>, you must also specify <n> (although |
| 1658 | * you may specify it to be 1). Sorry; that was the |
| 1659 | * simplest-to-parse command-line syntax I came up with. |
| 1660 | */ |
| 1661 | if (argc > 1 && !strcmp(argv[1], "--generate")) { |
| 1662 | int n = 1; |
| 1663 | char *params = NULL, *seed = NULL; |
| 1664 | game_params *par; |
| 1665 | random_state *rs; |
| 1666 | char *parstr; |
| 1667 | |
| 1668 | if (argc > 2) |
| 1669 | n = atoi(argv[2]); |
| 1670 | if (argc > 3) |
| 1671 | params = argv[3]; |
| 1672 | |
| 1673 | par = thegame.default_params(); |
| 1674 | if (params) { |
| 1675 | if ( (seed = strchr(params, '#')) != NULL ) |
| 1676 | *seed++ = '\0'; |
| 1677 | thegame.decode_params(par, params); |
| 1678 | } |
| 1679 | if ((error = thegame.validate_params(par)) != NULL) { |
| 1680 | fprintf(stderr, "%s: %s\n", pname, error); |
| 1681 | return 1; |
| 1682 | } |
| 1683 | parstr = thegame.encode_params(par, FALSE); |
| 1684 | |
| 1685 | { |
| 1686 | void *seeddata; |
| 1687 | int seedlen; |
| 1688 | if (seed) { |
| 1689 | seeddata = seed; |
| 1690 | seedlen = strlen(seed); |
| 1691 | } else { |
| 1692 | get_random_seed(&seeddata, &seedlen); |
| 1693 | } |
| 1694 | rs = random_init(seeddata, seedlen); |
| 1695 | } |
| 1696 | |
| 1697 | while (n-- > 0) { |
| 1698 | char *aux = NULL; |
| 1699 | char *desc = thegame.new_desc(par, rs, &aux, FALSE); |
| 1700 | printf("%s:%s\n", parstr, desc); |
| 1701 | sfree(desc); |
| 1702 | sfree(aux); |
| 1703 | } |
| 1704 | |
| 1705 | return 0; |
| 1706 | } else { |
| 1707 | |
| 1708 | gtk_init(&argc, &argv); |
| 1709 | |
| 1710 | if (!new_window(argc > 1 ? argv[1] : NULL, &error)) { |
| 1711 | fprintf(stderr, "%s: %s\n", pname, error); |
| 1712 | return 1; |
| 1713 | } |
| 1714 | |
| 1715 | gtk_main(); |
| 1716 | } |
| 1717 | |
| 1718 | return 0; |
| 1719 | } |