2 * gtk.c: GTK front end for my puzzle collection.
15 #include <gdk/gdkkeysyms.h>
19 #include <X11/Xutil.h>
20 #include <X11/Xatom.h>
24 #if GTK_CHECK_VERSION(2,0,0)
28 /* ----------------------------------------------------------------------
29 * Error reporting functions used elsewhere.
32 void fatal(char *fmt
, ...)
36 fprintf(stderr
, "fatal error: ");
39 vfprintf(stderr
, fmt
, ap
);
42 fprintf(stderr
, "\n");
46 /* ----------------------------------------------------------------------
47 * GTK front end to puzzles.
52 PangoFontDescription
*desc
;
61 * This structure holds all the data relevant to a single window.
62 * In principle this would allow us to open multiple independent
63 * puzzle windows, although I can't currently see any real point in
64 * doing so. I'm just coding cleanly because there's no
65 * particularly good reason not to.
79 int bbox_l
, bbox_r
, bbox_u
, bbox_d
;
80 int timer_active
, timer_id
;
81 struct timeval last_time
;
85 int cfg_which
, cfgret
;
90 int pw
, ph
; /* pixmap size (w, h are area size) */
91 int ox
, oy
; /* offset of pixmap in drawing area */
94 void get_random_seed(void **randseed
, int *randseedsize
)
96 struct timeval
*tvp
= snew(struct timeval
);
97 gettimeofday(tvp
, NULL
);
98 *randseed
= (void *)tvp
;
99 *randseedsize
= sizeof(struct timeval
);
102 void frontend_default_colour(frontend
*fe
, float *output
)
104 GdkColor col
= fe
->window
->style
->bg
[GTK_STATE_NORMAL
];
105 output
[0] = col
.red
/ 65535.0;
106 output
[1] = col
.green
/ 65535.0;
107 output
[2] = col
.blue
/ 65535.0;
110 void status_bar(frontend
*fe
, char *text
)
114 assert(fe
->statusbar
);
116 rewritten
= midend_rewrite_statusbar(fe
->me
, text
);
117 if (!fe
->laststatus
|| strcmp(rewritten
, fe
->laststatus
)) {
118 gtk_statusbar_pop(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
);
119 gtk_statusbar_push(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
, rewritten
);
120 sfree(fe
->laststatus
);
121 fe
->laststatus
= rewritten
;
127 void start_draw(frontend
*fe
)
129 fe
->gc
= gdk_gc_new(fe
->area
->window
);
136 void clip(frontend
*fe
, int x
, int y
, int w
, int h
)
145 gdk_gc_set_clip_rectangle(fe
->gc
, &rect
);
148 void unclip(frontend
*fe
)
157 gdk_gc_set_clip_rectangle(fe
->gc
, &rect
);
160 void draw_text(frontend
*fe
, int x
, int y
, int fonttype
, int fontsize
,
161 int align
, int colour
, char *text
)
166 * Find or create the font.
168 for (i
= 0; i
< fe
->nfonts
; i
++)
169 if (fe
->fonts
[i
].type
== fonttype
&& fe
->fonts
[i
].size
== fontsize
)
172 if (i
== fe
->nfonts
) {
173 if (fe
->fontsize
<= fe
->nfonts
) {
174 fe
->fontsize
= fe
->nfonts
+ 10;
175 fe
->fonts
= sresize(fe
->fonts
, fe
->fontsize
, struct font
);
180 fe
->fonts
[i
].type
= fonttype
;
181 fe
->fonts
[i
].size
= fontsize
;
185 * Use Pango to find the closest match to the requested
189 PangoFontDescription
*fd
;
191 fd
= pango_font_description_new();
192 /* `Monospace' and `Sans' are meta-families guaranteed to exist */
193 pango_font_description_set_family(fd
, fonttype
== FONT_FIXED ?
194 "Monospace" : "Sans");
195 pango_font_description_set_weight(fd
, PANGO_WEIGHT_BOLD
);
197 * I found some online Pango documentation which
198 * described a function called
199 * pango_font_description_set_absolute_size(), which is
200 * _exactly_ what I want here. Unfortunately, none of
201 * my local Pango installations have it (presumably
202 * they're too old), so I'm going to have to hack round
203 * it by figuring out the point size myself. This
204 * limits me to X and probably also breaks in later
205 * Pango installations, so ideally I should add another
206 * CHECK_VERSION type ifdef and use set_absolute_size
207 * where available. All very annoying.
209 #ifdef HAVE_SENSIBLE_ABSOLUTE_SIZE_FUNCTION
210 pango_font_description_set_absolute_size(fd
, PANGO_SCALE
*fontsize
);
213 Display
*d
= GDK_DISPLAY();
214 int s
= DefaultScreen(d
);
216 (PANGO_SCALE
* 72.27 / 25.4) *
217 ((double) DisplayWidthMM(d
, s
) / DisplayWidth (d
, s
));
218 pango_font_description_set_size(fd
, resolution
* fontsize
);
221 fe
->fonts
[i
].desc
= fd
;
226 * In GTK 1.2, I don't know of any plausible way to
227 * pick a suitable font, so I'm just going to be
230 fe
->fonts
[i
].font
= gdk_font_load(fonttype
== FONT_FIXED ?
231 "fixed" : "variable");
239 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
250 layout
= pango_layout_new(gtk_widget_get_pango_context(fe
->area
));
251 pango_layout_set_font_description(layout
, fe
->fonts
[i
].desc
);
252 pango_layout_set_text(layout
, text
, strlen(text
));
253 pango_layout_get_pixel_extents(layout
, NULL
, &rect
);
255 if (align
& ALIGN_VCENTRE
)
256 rect
.y
-= rect
.height
/ 2;
258 if (align
& ALIGN_HCENTRE
)
259 rect
.x
-= rect
.width
/ 2;
260 else if (align
& ALIGN_HRIGHT
)
261 rect
.x
-= rect
.width
;
263 gdk_draw_layout(fe
->pixmap
, fe
->gc
, rect
.x
+ x
, rect
.y
+ y
, layout
);
265 g_object_unref(layout
);
270 * Find string dimensions and process alignment.
273 int lb
, rb
, wid
, asc
, desc
;
276 * Measure vertical string extents with respect to the same
279 gdk_string_extents(fe
->fonts
[i
].font
,
280 "ABCDEFGHIJKLMNOPQRSTUVWXYZ",
281 &lb
, &rb
, &wid
, &asc
, &desc
);
282 if (align
& ALIGN_VCENTRE
)
283 y
+= asc
- (asc
+desc
)/2;
286 * ... but horizontal extents with respect to the provided
287 * string. This means that multiple pieces of text centred
288 * on the same y-coordinate don't have different baselines.
290 gdk_string_extents(fe
->fonts
[i
].font
, text
,
291 &lb
, &rb
, &wid
, &asc
, &desc
);
293 if (align
& ALIGN_HCENTRE
)
295 else if (align
& ALIGN_HRIGHT
)
301 * Actually draw the text.
303 gdk_draw_string(fe
->pixmap
, fe
->fonts
[i
].font
, fe
->gc
, x
, y
, text
);
308 void draw_rect(frontend
*fe
, int x
, int y
, int w
, int h
, int colour
)
310 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
311 gdk_draw_rectangle(fe
->pixmap
, fe
->gc
, 1, x
, y
, w
, h
);
314 void draw_line(frontend
*fe
, int x1
, int y1
, int x2
, int y2
, int colour
)
316 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
317 gdk_draw_line(fe
->pixmap
, fe
->gc
, x1
, y1
, x2
, y2
);
320 void draw_polygon(frontend
*fe
, int *coords
, int npoints
,
321 int fill
, int colour
)
323 GdkPoint
*points
= snewn(npoints
, GdkPoint
);
326 for (i
= 0; i
< npoints
; i
++) {
327 points
[i
].x
= coords
[i
*2];
328 points
[i
].y
= coords
[i
*2+1];
331 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
332 gdk_draw_polygon(fe
->pixmap
, fe
->gc
, fill
, points
, npoints
);
342 blitter
*blitter_new(int w
, int h
)
345 * We can't create the pixmap right now, because fe->window
346 * might not yet exist. So we just cache w and h and create it
347 * during the firs call to blitter_save.
349 blitter
*bl
= snew(blitter
);
356 void blitter_free(blitter
*bl
)
359 gdk_pixmap_unref(bl
->pixmap
);
363 void blitter_save(frontend
*fe
, blitter
*bl
, int x
, int y
)
366 bl
->pixmap
= gdk_pixmap_new(fe
->area
->window
, bl
->w
, bl
->h
, -1);
369 gdk_draw_pixmap(bl
->pixmap
,
370 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
372 x
, y
, 0, 0, bl
->w
, bl
->h
);
375 void blitter_load(frontend
*fe
, blitter
*bl
, int x
, int y
)
378 if (x
== BLITTER_FROMSAVED
&& y
== BLITTER_FROMSAVED
) {
382 gdk_draw_pixmap(fe
->pixmap
,
383 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
385 0, 0, x
, y
, bl
->w
, bl
->h
);
388 void draw_update(frontend
*fe
, int x
, int y
, int w
, int h
)
390 if (fe
->bbox_l
> x
) fe
->bbox_l
= x
;
391 if (fe
->bbox_r
< x
+w
) fe
->bbox_r
= x
+w
;
392 if (fe
->bbox_u
> y
) fe
->bbox_u
= y
;
393 if (fe
->bbox_d
< y
+h
) fe
->bbox_d
= y
+h
;
396 void end_draw(frontend
*fe
)
398 gdk_gc_unref(fe
->gc
);
401 if (fe
->bbox_l
< fe
->bbox_r
&& fe
->bbox_u
< fe
->bbox_d
) {
402 gdk_draw_pixmap(fe
->area
->window
,
403 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
405 fe
->bbox_l
, fe
->bbox_u
,
406 fe
->ox
+ fe
->bbox_l
, fe
->oy
+ fe
->bbox_u
,
407 fe
->bbox_r
- fe
->bbox_l
, fe
->bbox_d
- fe
->bbox_u
);
411 static void destroy(GtkWidget
*widget
, gpointer data
)
413 frontend
*fe
= (frontend
*)data
;
414 deactivate_timer(fe
);
418 static gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
420 frontend
*fe
= (frontend
*)data
;
422 int shift
= (event
->state
& GDK_SHIFT_MASK
) ? MOD_SHFT
: 0;
423 int ctrl
= (event
->state
& GDK_CONTROL_MASK
) ? MOD_CTRL
: 0;
428 if (event
->keyval
== GDK_Up
)
429 keyval
= shift
| ctrl
| CURSOR_UP
;
430 else if (event
->keyval
== GDK_KP_Up
|| event
->keyval
== GDK_KP_8
)
431 keyval
= MOD_NUM_KEYPAD
| '8';
432 else if (event
->keyval
== GDK_Down
)
433 keyval
= shift
| ctrl
| CURSOR_DOWN
;
434 else if (event
->keyval
== GDK_KP_Down
|| event
->keyval
== GDK_KP_2
)
435 keyval
= MOD_NUM_KEYPAD
| '2';
436 else if (event
->keyval
== GDK_Left
)
437 keyval
= shift
| ctrl
| CURSOR_LEFT
;
438 else if (event
->keyval
== GDK_KP_Left
|| event
->keyval
== GDK_KP_4
)
439 keyval
= MOD_NUM_KEYPAD
| '4';
440 else if (event
->keyval
== GDK_Right
)
441 keyval
= shift
| ctrl
| CURSOR_RIGHT
;
442 else if (event
->keyval
== GDK_KP_Right
|| event
->keyval
== GDK_KP_6
)
443 keyval
= MOD_NUM_KEYPAD
| '6';
444 else if (event
->keyval
== GDK_KP_Home
|| event
->keyval
== GDK_KP_7
)
445 keyval
= MOD_NUM_KEYPAD
| '7';
446 else if (event
->keyval
== GDK_KP_End
|| event
->keyval
== GDK_KP_1
)
447 keyval
= MOD_NUM_KEYPAD
| '1';
448 else if (event
->keyval
== GDK_KP_Page_Up
|| event
->keyval
== GDK_KP_9
)
449 keyval
= MOD_NUM_KEYPAD
| '9';
450 else if (event
->keyval
== GDK_KP_Page_Down
|| event
->keyval
== GDK_KP_3
)
451 keyval
= MOD_NUM_KEYPAD
| '3';
452 else if (event
->keyval
== GDK_KP_Insert
|| event
->keyval
== GDK_KP_0
)
453 keyval
= MOD_NUM_KEYPAD
| '0';
454 else if (event
->keyval
== GDK_KP_Begin
|| event
->keyval
== GDK_KP_5
)
455 keyval
= MOD_NUM_KEYPAD
| '5';
456 else if (event
->string
[0] && !event
->string
[1])
457 keyval
= (unsigned char)event
->string
[0];
462 !midend_process_key(fe
->me
, 0, 0, keyval
))
463 gtk_widget_destroy(fe
->window
);
468 static gint
button_event(GtkWidget
*widget
, GdkEventButton
*event
,
471 frontend
*fe
= (frontend
*)data
;
477 if (event
->type
!= GDK_BUTTON_PRESS
&& event
->type
!= GDK_BUTTON_RELEASE
)
480 if (event
->button
== 2 || (event
->state
& GDK_SHIFT_MASK
))
481 button
= MIDDLE_BUTTON
;
482 else if (event
->button
== 3 || (event
->state
& GDK_MOD1_MASK
))
483 button
= RIGHT_BUTTON
;
484 else if (event
->button
== 1)
485 button
= LEFT_BUTTON
;
487 return FALSE
; /* don't even know what button! */
489 if (event
->type
== GDK_BUTTON_RELEASE
)
490 button
+= LEFT_RELEASE
- LEFT_BUTTON
;
492 if (!midend_process_key(fe
->me
, event
->x
- fe
->ox
,
493 event
->y
- fe
->oy
, button
))
494 gtk_widget_destroy(fe
->window
);
499 static gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
,
502 frontend
*fe
= (frontend
*)data
;
508 if (event
->state
& (GDK_BUTTON2_MASK
| GDK_SHIFT_MASK
))
509 button
= MIDDLE_DRAG
;
510 else if (event
->state
& GDK_BUTTON1_MASK
)
512 else if (event
->state
& GDK_BUTTON3_MASK
)
515 return FALSE
; /* don't even know what button! */
517 if (!midend_process_key(fe
->me
, event
->x
- fe
->ox
,
518 event
->y
- fe
->oy
, button
))
519 gtk_widget_destroy(fe
->window
);
524 static gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
,
527 frontend
*fe
= (frontend
*)data
;
530 gdk_draw_pixmap(widget
->window
,
531 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
533 event
->area
.x
- fe
->ox
, event
->area
.y
- fe
->oy
,
534 event
->area
.x
, event
->area
.y
,
535 event
->area
.width
, event
->area
.height
);
540 static gint
map_window(GtkWidget
*widget
, GdkEvent
*event
,
543 frontend
*fe
= (frontend
*)data
;
546 * Apparently we need to do this because otherwise the status
547 * bar will fail to update immediately. Annoying, but there we
550 gtk_widget_queue_draw(fe
->window
);
555 static gint
configure_area(GtkWidget
*widget
,
556 GdkEventConfigure
*event
, gpointer data
)
558 frontend
*fe
= (frontend
*)data
;
563 gdk_pixmap_unref(fe
->pixmap
);
565 x
= fe
->w
= event
->width
;
566 y
= fe
->h
= event
->height
;
567 midend_size(fe
->me
, &x
, &y
, TRUE
);
570 fe
->ox
= (fe
->w
- fe
->pw
) / 2;
571 fe
->oy
= (fe
->h
- fe
->ph
) / 2;
573 fe
->pixmap
= gdk_pixmap_new(widget
->window
, fe
->pw
, fe
->ph
, -1);
575 gc
= gdk_gc_new(fe
->area
->window
);
576 gdk_gc_set_foreground(gc
, &fe
->colours
[0]);
577 gdk_draw_rectangle(fe
->pixmap
, gc
, 1, 0, 0, fe
->pw
, fe
->ph
);
580 midend_force_redraw(fe
->me
);
585 static gint
timer_func(gpointer data
)
587 frontend
*fe
= (frontend
*)data
;
589 if (fe
->timer_active
) {
592 gettimeofday(&now
, NULL
);
593 elapsed
= ((now
.tv_usec
- fe
->last_time
.tv_usec
) * 0.000001F
+
594 (now
.tv_sec
- fe
->last_time
.tv_sec
));
595 midend_timer(fe
->me
, elapsed
); /* may clear timer_active */
599 return fe
->timer_active
;
602 void deactivate_timer(frontend
*fe
)
604 if (fe
->timer_active
)
605 gtk_timeout_remove(fe
->timer_id
);
606 fe
->timer_active
= FALSE
;
609 void activate_timer(frontend
*fe
)
611 if (!fe
->timer_active
) {
612 fe
->timer_id
= gtk_timeout_add(20, timer_func
, fe
);
613 gettimeofday(&fe
->last_time
, NULL
);
615 fe
->timer_active
= TRUE
;
618 static void window_destroy(GtkWidget
*widget
, gpointer data
)
623 static void errmsg_button_clicked(GtkButton
*button
, gpointer data
)
625 gtk_widget_destroy(GTK_WIDGET(data
));
628 static int win_key_press(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
630 GtkObject
*cancelbutton
= GTK_OBJECT(data
);
633 * `Escape' effectively clicks the cancel button
635 if (event
->keyval
== GDK_Escape
) {
636 gtk_signal_emit_by_name(GTK_OBJECT(cancelbutton
), "clicked");
643 void message_box(GtkWidget
*parent
, char *title
, char *msg
, int centre
)
645 GtkWidget
*window
, *hbox
, *text
, *ok
;
647 window
= gtk_dialog_new();
648 text
= gtk_label_new(msg
);
649 gtk_misc_set_alignment(GTK_MISC(text
), 0.0, 0.0);
650 hbox
= gtk_hbox_new(FALSE
, 0);
651 gtk_box_pack_start(GTK_BOX(hbox
), text
, FALSE
, FALSE
, 20);
652 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window
)->vbox
),
653 hbox
, FALSE
, FALSE
, 20);
654 gtk_widget_show(text
);
655 gtk_widget_show(hbox
);
656 gtk_window_set_title(GTK_WINDOW(window
), title
);
657 gtk_label_set_line_wrap(GTK_LABEL(text
), TRUE
);
658 ok
= gtk_button_new_with_label("OK");
659 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(window
)->action_area
),
660 ok
, FALSE
, FALSE
, 0);
662 GTK_WIDGET_SET_FLAGS(ok
, GTK_CAN_DEFAULT
);
663 gtk_window_set_default(GTK_WINDOW(window
), ok
);
664 gtk_signal_connect(GTK_OBJECT(ok
), "clicked",
665 GTK_SIGNAL_FUNC(errmsg_button_clicked
), window
);
666 gtk_signal_connect(GTK_OBJECT(window
), "destroy",
667 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
668 gtk_signal_connect(GTK_OBJECT(window
), "key_press_event",
669 GTK_SIGNAL_FUNC(win_key_press
), ok
);
670 gtk_window_set_modal(GTK_WINDOW(window
), TRUE
);
671 gtk_window_set_transient_for(GTK_WINDOW(window
), GTK_WINDOW(parent
));
672 /* set_transient_window_pos(parent, window); */
673 gtk_widget_show(window
);
677 void error_box(GtkWidget
*parent
, char *msg
)
679 message_box(parent
, "Error", msg
, FALSE
);
682 static void config_ok_button_clicked(GtkButton
*button
, gpointer data
)
684 frontend
*fe
= (frontend
*)data
;
687 err
= midend_set_config(fe
->me
, fe
->cfg_which
, fe
->cfg
);
690 error_box(fe
->cfgbox
, err
);
693 gtk_widget_destroy(fe
->cfgbox
);
697 static void config_cancel_button_clicked(GtkButton
*button
, gpointer data
)
699 frontend
*fe
= (frontend
*)data
;
701 gtk_widget_destroy(fe
->cfgbox
);
704 static int editbox_key(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
707 * GtkEntry has a nasty habit of eating the Return key, which
708 * is unhelpful since it doesn't actually _do_ anything with it
709 * (it calls gtk_widget_activate, but our edit boxes never need
710 * activating). So I catch Return before GtkEntry sees it, and
711 * pass it straight on to the parent widget. Effect: hitting
712 * Return in an edit box will now activate the default button
713 * in the dialog just like it will everywhere else.
715 if (event
->keyval
== GDK_Return
&& widget
->parent
!= NULL
) {
717 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget
), "key_press_event");
718 gtk_signal_emit_by_name(GTK_OBJECT(widget
->parent
), "key_press_event",
725 static void editbox_changed(GtkEditable
*ed
, gpointer data
)
727 config_item
*i
= (config_item
*)data
;
730 i
->sval
= dupstr(gtk_entry_get_text(GTK_ENTRY(ed
)));
733 static void button_toggled(GtkToggleButton
*tb
, gpointer data
)
735 config_item
*i
= (config_item
*)data
;
737 i
->ival
= gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tb
));
740 static void droplist_sel(GtkMenuItem
*item
, gpointer data
)
742 config_item
*i
= (config_item
*)data
;
744 i
->ival
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item
),
748 static int get_config(frontend
*fe
, int which
)
750 GtkWidget
*w
, *table
, *cancel
;
755 fe
->cfg
= midend_get_config(fe
->me
, which
, &title
);
756 fe
->cfg_which
= which
;
759 fe
->cfgbox
= gtk_dialog_new();
760 gtk_window_set_title(GTK_WINDOW(fe
->cfgbox
), title
);
763 w
= gtk_button_new_with_label("OK");
764 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->action_area
),
767 GTK_WIDGET_SET_FLAGS(w
, GTK_CAN_DEFAULT
);
768 gtk_window_set_default(GTK_WINDOW(fe
->cfgbox
), w
);
769 gtk_signal_connect(GTK_OBJECT(w
), "clicked",
770 GTK_SIGNAL_FUNC(config_ok_button_clicked
), fe
);
772 w
= gtk_button_new_with_label("Cancel");
773 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->action_area
),
776 gtk_signal_connect(GTK_OBJECT(w
), "clicked",
777 GTK_SIGNAL_FUNC(config_cancel_button_clicked
), fe
);
780 table
= gtk_table_new(1, 2, FALSE
);
782 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->vbox
),
783 table
, FALSE
, FALSE
, 0);
784 gtk_widget_show(table
);
786 for (i
= fe
->cfg
; i
->type
!= C_END
; i
++) {
787 gtk_table_resize(GTK_TABLE(table
), y
+1, 2);
792 * Edit box with a label beside it.
795 w
= gtk_label_new(i
->name
);
796 gtk_misc_set_alignment(GTK_MISC(w
), 0.0, 0.5);
797 gtk_table_attach(GTK_TABLE(table
), w
, 0, 1, y
, y
+1,
798 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
799 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
804 gtk_table_attach(GTK_TABLE(table
), w
, 1, 2, y
, y
+1,
805 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
806 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
808 gtk_entry_set_text(GTK_ENTRY(w
), i
->sval
);
809 gtk_signal_connect(GTK_OBJECT(w
), "changed",
810 GTK_SIGNAL_FUNC(editbox_changed
), i
);
811 gtk_signal_connect(GTK_OBJECT(w
), "key_press_event",
812 GTK_SIGNAL_FUNC(editbox_key
), NULL
);
821 w
= gtk_check_button_new_with_label(i
->name
);
822 gtk_signal_connect(GTK_OBJECT(w
), "toggled",
823 GTK_SIGNAL_FUNC(button_toggled
), i
);
824 gtk_table_attach(GTK_TABLE(table
), w
, 0, 2, y
, y
+1,
825 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
826 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
828 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w
), i
->ival
);
834 * Drop-down list (GtkOptionMenu).
837 w
= gtk_label_new(i
->name
);
838 gtk_misc_set_alignment(GTK_MISC(w
), 0.0, 0.5);
839 gtk_table_attach(GTK_TABLE(table
), w
, 0, 1, y
, y
+1,
840 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
841 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
845 w
= gtk_option_menu_new();
846 gtk_table_attach(GTK_TABLE(table
), w
, 1, 2, y
, y
+1,
847 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
848 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
856 GtkWidget
*menu
= gtk_menu_new();
858 gtk_option_menu_set_menu(GTK_OPTION_MENU(w
), menu
);
866 while (*q
&& *q
!= c
)
869 name
= snewn(q
-p
+1, char);
870 strncpy(name
, p
, q
-p
);
873 if (*q
) q
++; /* eat delimiter */
875 menuitem
= gtk_menu_item_new_with_label(name
);
876 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
877 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
878 GINT_TO_POINTER(val
));
879 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
880 GTK_SIGNAL_FUNC(droplist_sel
), i
);
881 gtk_widget_show(menuitem
);
888 gtk_option_menu_set_history(GTK_OPTION_MENU(w
), i
->ival
);
897 gtk_signal_connect(GTK_OBJECT(fe
->cfgbox
), "destroy",
898 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
899 gtk_signal_connect(GTK_OBJECT(fe
->cfgbox
), "key_press_event",
900 GTK_SIGNAL_FUNC(win_key_press
), cancel
);
901 gtk_window_set_modal(GTK_WINDOW(fe
->cfgbox
), TRUE
);
902 gtk_window_set_transient_for(GTK_WINDOW(fe
->cfgbox
),
903 GTK_WINDOW(fe
->window
));
904 /* set_transient_window_pos(fe->window, fe->cfgbox); */
905 gtk_widget_show(fe
->cfgbox
);
913 static void menu_key_event(GtkMenuItem
*menuitem
, gpointer data
)
915 frontend
*fe
= (frontend
*)data
;
916 int key
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem
),
918 if (!midend_process_key(fe
->me
, 0, 0, key
))
919 gtk_widget_destroy(fe
->window
);
922 static void get_size(frontend
*fe
, int *px
, int *py
)
927 * Currently I don't want to make the GTK port scale large
928 * puzzles to fit on the screen. This is because X does permit
929 * extremely large windows and many window managers provide a
930 * means of navigating round them, and the users I consulted
931 * before deciding said that they'd rather have enormous puzzle
932 * windows spanning multiple screen pages than have them
933 * shrunk. I could change my mind later or introduce
934 * configurability; this would be the place to do so, by
935 * replacing the initial values of x and y with the screen
940 midend_size(fe
->me
, &x
, &y
, FALSE
);
945 #if !GTK_CHECK_VERSION(2,0,0)
946 #define gtk_window_resize(win, x, y) \
947 gdk_window_resize(GTK_WIDGET(win)->window, x, y)
950 static void menu_preset_event(GtkMenuItem
*menuitem
, gpointer data
)
952 frontend
*fe
= (frontend
*)data
;
953 game_params
*params
=
954 (game_params
*)gtk_object_get_data(GTK_OBJECT(menuitem
), "user-data");
957 midend_set_params(fe
->me
, params
);
958 midend_new_game(fe
->me
);
959 get_size(fe
, &x
, &y
);
962 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
963 gtk_window_resize(GTK_WINDOW(fe
->window
), 1, 1);
966 GdkAtom compound_text_atom
, utf8_string_atom
;
967 int paste_initialised
= FALSE
;
971 unsigned char empty
[] = { 0 };
973 if (paste_initialised
)
976 if (!compound_text_atom
)
977 compound_text_atom
= gdk_atom_intern("COMPOUND_TEXT", FALSE
);
978 if (!utf8_string_atom
)
979 utf8_string_atom
= gdk_atom_intern("UTF8_STRING", FALSE
);
982 * Ensure that all the cut buffers exist - according to the
983 * ICCCM, we must do this before we start using cut buffers.
985 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
986 XA_CUT_BUFFER0
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
987 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
988 XA_CUT_BUFFER1
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
989 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
990 XA_CUT_BUFFER2
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
991 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
992 XA_CUT_BUFFER3
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
993 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
994 XA_CUT_BUFFER4
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
995 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
996 XA_CUT_BUFFER5
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
997 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
998 XA_CUT_BUFFER6
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
999 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1000 XA_CUT_BUFFER7
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1003 /* Store data in a cut-buffer. */
1004 void store_cutbuffer(char *ptr
, int len
)
1006 /* ICCCM says we must rotate the buffers before storing to buffer 0. */
1007 XRotateBuffers(GDK_DISPLAY(), 1);
1008 XStoreBytes(GDK_DISPLAY(), ptr
, len
);
1011 void write_clip(frontend
*fe
, char *data
)
1016 sfree(fe
->paste_data
);
1019 * For this simple application we can safely assume that the
1020 * data passed to this function is pure ASCII, which means we
1021 * can return precisely the same stuff for types STRING,
1022 * COMPOUND_TEXT or UTF8_STRING.
1025 fe
->paste_data
= data
;
1026 fe
->paste_data_len
= strlen(data
);
1028 store_cutbuffer(fe
->paste_data
, fe
->paste_data_len
);
1030 if (gtk_selection_owner_set(fe
->area
, GDK_SELECTION_PRIMARY
,
1032 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1033 GDK_SELECTION_TYPE_STRING
, 1);
1034 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1035 compound_text_atom
, 1);
1036 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1037 utf8_string_atom
, 1);
1041 void selection_get(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1042 guint info
, guint time_stamp
, gpointer data
)
1044 frontend
*fe
= (frontend
*)data
;
1045 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1046 fe
->paste_data
, fe
->paste_data_len
);
1049 gint
selection_clear(GtkWidget
*widget
, GdkEventSelection
*seldata
,
1052 frontend
*fe
= (frontend
*)data
;
1055 sfree(fe
->paste_data
);
1056 fe
->paste_data
= NULL
;
1057 fe
->paste_data_len
= 0;
1061 static void menu_copy_event(GtkMenuItem
*menuitem
, gpointer data
)
1063 frontend
*fe
= (frontend
*)data
;
1066 text
= midend_text_format(fe
->me
);
1069 write_clip(fe
, text
);
1075 static void menu_solve_event(GtkMenuItem
*menuitem
, gpointer data
)
1077 frontend
*fe
= (frontend
*)data
;
1080 msg
= midend_solve(fe
->me
);
1083 error_box(fe
->window
, msg
);
1086 static void menu_restart_event(GtkMenuItem
*menuitem
, gpointer data
)
1088 frontend
*fe
= (frontend
*)data
;
1090 midend_restart_game(fe
->me
);
1093 static void menu_config_event(GtkMenuItem
*menuitem
, gpointer data
)
1095 frontend
*fe
= (frontend
*)data
;
1096 int which
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem
),
1100 if (!get_config(fe
, which
))
1103 midend_new_game(fe
->me
);
1104 get_size(fe
, &x
, &y
);
1107 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1108 gtk_window_resize(GTK_WINDOW(fe
->window
), 1, 1);
1111 static void menu_about_event(GtkMenuItem
*menuitem
, gpointer data
)
1113 frontend
*fe
= (frontend
*)data
;
1117 sprintf(titlebuf
, "About %.200s", thegame
.name
);
1120 "from Simon Tatham's Portable Puzzle Collection\n\n"
1121 "%.500s", thegame
.name
, ver
);
1123 message_box(fe
->window
, titlebuf
, textbuf
, TRUE
);
1126 static GtkWidget
*add_menu_item_with_key(frontend
*fe
, GtkContainer
*cont
,
1127 char *text
, int key
)
1129 GtkWidget
*menuitem
= gtk_menu_item_new_with_label(text
);
1130 gtk_container_add(cont
, menuitem
);
1131 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1132 GINT_TO_POINTER(key
));
1133 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1134 GTK_SIGNAL_FUNC(menu_key_event
), fe
);
1135 gtk_widget_show(menuitem
);
1139 static void add_menu_separator(GtkContainer
*cont
)
1141 GtkWidget
*menuitem
= gtk_menu_item_new();
1142 gtk_container_add(cont
, menuitem
);
1143 gtk_widget_show(menuitem
);
1146 static frontend
*new_window(char *game_id
, char **error
)
1150 GtkWidget
*menubar
, *menu
, *menuitem
;
1153 fe
= snew(frontend
);
1155 fe
->timer_active
= FALSE
;
1158 fe
->me
= midend_new(fe
, &thegame
);
1161 *error
= midend_game_id(fe
->me
, game_id
);
1163 midend_free(fe
->me
);
1168 midend_new_game(fe
->me
);
1170 fe
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
1171 gtk_window_set_title(GTK_WINDOW(fe
->window
), thegame
.name
);
1173 gtk_window_set_resizable(GTK_WINDOW(fe
->window
), FALSE
);
1175 gtk_window_set_policy(GTK_WINDOW(fe
->window
), FALSE
, FALSE
, TRUE
);
1177 vbox
= GTK_BOX(gtk_vbox_new(FALSE
, 0));
1178 gtk_container_add(GTK_CONTAINER(fe
->window
), GTK_WIDGET(vbox
));
1179 gtk_widget_show(GTK_WIDGET(vbox
));
1181 menubar
= gtk_menu_bar_new();
1182 gtk_box_pack_start(vbox
, menubar
, FALSE
, FALSE
, 0);
1183 gtk_widget_show(menubar
);
1185 menuitem
= gtk_menu_item_new_with_label("Game");
1186 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1187 gtk_widget_show(menuitem
);
1189 menu
= gtk_menu_new();
1190 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), menu
);
1192 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "New", 'n');
1194 menuitem
= gtk_menu_item_new_with_label("Restart");
1195 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1196 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1197 GTK_SIGNAL_FUNC(menu_restart_event
), fe
);
1198 gtk_widget_show(menuitem
);
1200 menuitem
= gtk_menu_item_new_with_label("Specific...");
1201 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1202 GINT_TO_POINTER(CFG_DESC
));
1203 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1204 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1205 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1206 gtk_widget_show(menuitem
);
1208 menuitem
= gtk_menu_item_new_with_label("Random Seed...");
1209 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1210 GINT_TO_POINTER(CFG_SEED
));
1211 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1212 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1213 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1214 gtk_widget_show(menuitem
);
1216 if ((n
= midend_num_presets(fe
->me
)) > 0 || thegame
.can_configure
) {
1220 menuitem
= gtk_menu_item_new_with_label("Type");
1221 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1222 gtk_widget_show(menuitem
);
1224 submenu
= gtk_menu_new();
1225 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), submenu
);
1227 for (i
= 0; i
< n
; i
++) {
1229 game_params
*params
;
1231 midend_fetch_preset(fe
->me
, i
, &name
, ¶ms
);
1233 menuitem
= gtk_menu_item_new_with_label(name
);
1234 gtk_container_add(GTK_CONTAINER(submenu
), menuitem
);
1235 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data", params
);
1236 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1237 GTK_SIGNAL_FUNC(menu_preset_event
), fe
);
1238 gtk_widget_show(menuitem
);
1241 if (thegame
.can_configure
) {
1242 menuitem
= gtk_menu_item_new_with_label("Custom...");
1243 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1244 GPOINTER_TO_INT(CFG_SETTINGS
));
1245 gtk_container_add(GTK_CONTAINER(submenu
), menuitem
);
1246 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1247 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1248 gtk_widget_show(menuitem
);
1252 add_menu_separator(GTK_CONTAINER(menu
));
1253 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Undo", 'u');
1254 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Redo", '\x12');
1255 if (thegame
.can_format_as_text
) {
1256 add_menu_separator(GTK_CONTAINER(menu
));
1257 menuitem
= gtk_menu_item_new_with_label("Copy");
1258 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1259 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1260 GTK_SIGNAL_FUNC(menu_copy_event
), fe
);
1261 gtk_widget_show(menuitem
);
1263 if (thegame
.can_solve
) {
1264 add_menu_separator(GTK_CONTAINER(menu
));
1265 menuitem
= gtk_menu_item_new_with_label("Solve");
1266 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1267 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1268 GTK_SIGNAL_FUNC(menu_solve_event
), fe
);
1269 gtk_widget_show(menuitem
);
1271 add_menu_separator(GTK_CONTAINER(menu
));
1272 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Exit", 'q');
1274 menuitem
= gtk_menu_item_new_with_label("Help");
1275 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1276 gtk_widget_show(menuitem
);
1278 menu
= gtk_menu_new();
1279 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), menu
);
1281 menuitem
= gtk_menu_item_new_with_label("About");
1282 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1283 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1284 GTK_SIGNAL_FUNC(menu_about_event
), fe
);
1285 gtk_widget_show(menuitem
);
1292 fe
->colmap
= gdk_colormap_get_system();
1293 colours
= midend_colours(fe
->me
, &ncolours
);
1294 fe
->ncolours
= ncolours
;
1295 fe
->colours
= snewn(ncolours
, GdkColor
);
1296 for (i
= 0; i
< ncolours
; i
++) {
1297 fe
->colours
[i
].red
= colours
[i
*3] * 0xFFFF;
1298 fe
->colours
[i
].green
= colours
[i
*3+1] * 0xFFFF;
1299 fe
->colours
[i
].blue
= colours
[i
*3+2] * 0xFFFF;
1301 success
= snewn(ncolours
, gboolean
);
1302 gdk_colormap_alloc_colors(fe
->colmap
, fe
->colours
, ncolours
,
1303 FALSE
, FALSE
, success
);
1304 for (i
= 0; i
< ncolours
; i
++) {
1306 g_error("couldn't allocate colour %d (#%02x%02x%02x)\n",
1307 i
, fe
->colours
[i
].red
>> 8,
1308 fe
->colours
[i
].green
>> 8,
1309 fe
->colours
[i
].blue
>> 8);
1313 if (midend_wants_statusbar(fe
->me
)) {
1314 GtkWidget
*viewport
;
1317 viewport
= gtk_viewport_new(NULL
, NULL
);
1318 gtk_viewport_set_shadow_type(GTK_VIEWPORT(viewport
), GTK_SHADOW_NONE
);
1319 fe
->statusbar
= gtk_statusbar_new();
1320 gtk_container_add(GTK_CONTAINER(viewport
), fe
->statusbar
);
1321 gtk_widget_show(viewport
);
1322 gtk_box_pack_end(vbox
, viewport
, FALSE
, FALSE
, 0);
1323 gtk_widget_show(fe
->statusbar
);
1324 fe
->statusctx
= gtk_statusbar_get_context_id
1325 (GTK_STATUSBAR(fe
->statusbar
), "game");
1326 gtk_statusbar_push(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
,
1328 gtk_widget_size_request(fe
->statusbar
, &req
);
1330 /* For GTK 2.0, should we be using gtk_widget_set_size_request? */
1332 gtk_widget_set_usize(viewport
, -1, req
.height
);
1334 fe
->statusbar
= NULL
;
1336 fe
->area
= gtk_drawing_area_new();
1337 get_size(fe
, &x
, &y
);
1338 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1342 gtk_box_pack_end(vbox
, fe
->area
, TRUE
, TRUE
, 0);
1346 fe
->nfonts
= fe
->fontsize
= 0;
1348 fe
->laststatus
= NULL
;
1350 fe
->paste_data
= NULL
;
1351 fe
->paste_data_len
= 0;
1353 gtk_signal_connect(GTK_OBJECT(fe
->window
), "destroy",
1354 GTK_SIGNAL_FUNC(destroy
), fe
);
1355 gtk_signal_connect(GTK_OBJECT(fe
->window
), "key_press_event",
1356 GTK_SIGNAL_FUNC(key_event
), fe
);
1357 gtk_signal_connect(GTK_OBJECT(fe
->area
), "button_press_event",
1358 GTK_SIGNAL_FUNC(button_event
), fe
);
1359 gtk_signal_connect(GTK_OBJECT(fe
->area
), "button_release_event",
1360 GTK_SIGNAL_FUNC(button_event
), fe
);
1361 gtk_signal_connect(GTK_OBJECT(fe
->area
), "motion_notify_event",
1362 GTK_SIGNAL_FUNC(motion_event
), fe
);
1363 gtk_signal_connect(GTK_OBJECT(fe
->area
), "selection_get",
1364 GTK_SIGNAL_FUNC(selection_get
), fe
);
1365 gtk_signal_connect(GTK_OBJECT(fe
->area
), "selection_clear_event",
1366 GTK_SIGNAL_FUNC(selection_clear
), fe
);
1367 gtk_signal_connect(GTK_OBJECT(fe
->area
), "expose_event",
1368 GTK_SIGNAL_FUNC(expose_area
), fe
);
1369 gtk_signal_connect(GTK_OBJECT(fe
->window
), "map_event",
1370 GTK_SIGNAL_FUNC(map_window
), fe
);
1371 gtk_signal_connect(GTK_OBJECT(fe
->area
), "configure_event",
1372 GTK_SIGNAL_FUNC(configure_area
), fe
);
1374 gtk_widget_add_events(GTK_WIDGET(fe
->area
),
1375 GDK_BUTTON_PRESS_MASK
|
1376 GDK_BUTTON_RELEASE_MASK
|
1377 GDK_BUTTON_MOTION_MASK
);
1379 gtk_widget_show(fe
->area
);
1380 gtk_widget_show(fe
->window
);
1382 gdk_window_set_background(fe
->area
->window
, &fe
->colours
[0]);
1383 gdk_window_set_background(fe
->window
->window
, &fe
->colours
[0]);
1388 int main(int argc
, char **argv
)
1390 char *pname
= argv
[0];
1393 if (argc
> 1 && !strcmp(argv
[1], "--version")) {
1394 printf("%s, from Simon Tatham's Portable Puzzle Collection\n%s\n",
1400 * Special standalone mode for generating puzzle IDs on the
1401 * command line. Useful for generating puzzles to be printed
1402 * out and solved offline (for puzzles where that even makes
1403 * sense - Solo, for example, is a lot more pencil-and-paper
1404 * friendly than Net!)
1408 * <puzzle-name> --generate [<n> [<params>]]
1410 * <n>, if present, is the number of puzzle IDs to generate.
1411 * <params>, if present, is the same type of parameter string
1412 * you would pass to the puzzle when running it in GUI mode,
1413 * including optional extras such as the expansion factor in
1414 * Rectangles and the difficulty level in Solo.
1416 * If you specify <params>, you must also specify <n> (although
1417 * you may specify it to be 1). Sorry; that was the
1418 * simplest-to-parse command-line syntax I came up with.
1420 if (argc
> 1 && !strcmp(argv
[1], "--generate")) {
1422 char *params
= NULL
, *seed
= NULL
;
1432 par
= thegame
.default_params();
1434 if ( (seed
= strchr(params
, '#')) != NULL
)
1436 thegame
.decode_params(par
, params
);
1438 if ((error
= thegame
.validate_params(par
)) != NULL
) {
1439 fprintf(stderr
, "%s: %s\n", pname
, error
);
1442 parstr
= thegame
.encode_params(par
, FALSE
);
1449 seedlen
= strlen(seed
);
1451 get_random_seed(&seeddata
, &seedlen
);
1453 rs
= random_init(seeddata
, seedlen
);
1457 game_aux_info
*aux
= NULL
;
1458 char *desc
= thegame
.new_desc(par
, rs
, &aux
, FALSE
);
1459 printf("%s:%s\n", parstr
, desc
);
1462 thegame
.free_aux_info(aux
);
1468 gtk_init(&argc
, &argv
);
1470 if (!new_window(argc
> 1 ? argv
[1] : NULL
, &error
)) {
1471 fprintf(stderr
, "%s: %s\n", pname
, error
);