2 * gtk.c: GTK front end for my puzzle collection.
16 #include <gdk/gdkkeysyms.h>
20 #include <X11/Xutil.h>
21 #include <X11/Xatom.h>
25 #if GTK_CHECK_VERSION(2,0,0)
30 static FILE *debug_fp
= NULL
;
35 debug_fp
= fopen("debug.log", "w");
46 void debug_printf(char *fmt
, ...)
52 vsprintf(buf
, fmt
, ap
);
58 /* ----------------------------------------------------------------------
59 * Error reporting functions used elsewhere.
62 void fatal(char *fmt
, ...)
66 fprintf(stderr
, "fatal error: ");
69 vfprintf(stderr
, fmt
, ap
);
72 fprintf(stderr
, "\n");
76 /* ----------------------------------------------------------------------
77 * GTK front end to puzzles.
82 PangoFontDescription
*desc
;
91 * This structure holds all the data relevant to a single window.
92 * In principle this would allow us to open multiple independent
93 * puzzle windows, although I can't currently see any real point in
94 * doing so. I'm just coding cleanly because there's no
95 * particularly good reason not to.
100 GtkWidget
*statusbar
;
109 int bbox_l
, bbox_r
, bbox_u
, bbox_d
;
110 int timer_active
, timer_id
;
111 struct timeval last_time
;
113 int nfonts
, fontsize
;
115 int cfg_which
, cfgret
;
120 int pw
, ph
; /* pixmap size (w, h are area size) */
121 int ox
, oy
; /* offset of pixmap in drawing area */
125 void get_random_seed(void **randseed
, int *randseedsize
)
127 struct timeval
*tvp
= snew(struct timeval
);
128 gettimeofday(tvp
, NULL
);
129 *randseed
= (void *)tvp
;
130 *randseedsize
= sizeof(struct timeval
);
133 void frontend_default_colour(frontend
*fe
, float *output
)
135 GdkColor col
= fe
->window
->style
->bg
[GTK_STATE_NORMAL
];
136 output
[0] = col
.red
/ 65535.0;
137 output
[1] = col
.green
/ 65535.0;
138 output
[2] = col
.blue
/ 65535.0;
141 void gtk_status_bar(void *handle
, char *text
)
143 frontend
*fe
= (frontend
*)handle
;
146 assert(fe
->statusbar
);
148 rewritten
= midend_rewrite_statusbar(fe
->me
, text
);
149 if (!fe
->laststatus
|| strcmp(rewritten
, fe
->laststatus
)) {
150 gtk_statusbar_pop(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
);
151 gtk_statusbar_push(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
, rewritten
);
152 sfree(fe
->laststatus
);
153 fe
->laststatus
= rewritten
;
159 void gtk_start_draw(void *handle
)
161 frontend
*fe
= (frontend
*)handle
;
162 fe
->gc
= gdk_gc_new(fe
->area
->window
);
169 void gtk_clip(void *handle
, int x
, int y
, int w
, int h
)
171 frontend
*fe
= (frontend
*)handle
;
179 gdk_gc_set_clip_rectangle(fe
->gc
, &rect
);
182 void gtk_unclip(void *handle
)
184 frontend
*fe
= (frontend
*)handle
;
192 gdk_gc_set_clip_rectangle(fe
->gc
, &rect
);
195 void gtk_draw_text(void *handle
, int x
, int y
, int fonttype
, int fontsize
,
196 int align
, int colour
, char *text
)
198 frontend
*fe
= (frontend
*)handle
;
202 * Find or create the font.
204 for (i
= 0; i
< fe
->nfonts
; i
++)
205 if (fe
->fonts
[i
].type
== fonttype
&& fe
->fonts
[i
].size
== fontsize
)
208 if (i
== fe
->nfonts
) {
209 if (fe
->fontsize
<= fe
->nfonts
) {
210 fe
->fontsize
= fe
->nfonts
+ 10;
211 fe
->fonts
= sresize(fe
->fonts
, fe
->fontsize
, struct font
);
216 fe
->fonts
[i
].type
= fonttype
;
217 fe
->fonts
[i
].size
= fontsize
;
221 * Use Pango to find the closest match to the requested
225 PangoFontDescription
*fd
;
227 fd
= pango_font_description_new();
228 /* `Monospace' and `Sans' are meta-families guaranteed to exist */
229 pango_font_description_set_family(fd
, fonttype
== FONT_FIXED ?
230 "Monospace" : "Sans");
231 pango_font_description_set_weight(fd
, PANGO_WEIGHT_BOLD
);
233 * I found some online Pango documentation which
234 * described a function called
235 * pango_font_description_set_absolute_size(), which is
236 * _exactly_ what I want here. Unfortunately, none of
237 * my local Pango installations have it (presumably
238 * they're too old), so I'm going to have to hack round
239 * it by figuring out the point size myself. This
240 * limits me to X and probably also breaks in later
241 * Pango installations, so ideally I should add another
242 * CHECK_VERSION type ifdef and use set_absolute_size
243 * where available. All very annoying.
245 #ifdef HAVE_SENSIBLE_ABSOLUTE_SIZE_FUNCTION
246 pango_font_description_set_absolute_size(fd
, PANGO_SCALE
*fontsize
);
249 Display
*d
= GDK_DISPLAY();
250 int s
= DefaultScreen(d
);
252 (PANGO_SCALE
* 72.27 / 25.4) *
253 ((double) DisplayWidthMM(d
, s
) / DisplayWidth (d
, s
));
254 pango_font_description_set_size(fd
, resolution
* fontsize
);
257 fe
->fonts
[i
].desc
= fd
;
262 * In GTK 1.2, I don't know of any plausible way to
263 * pick a suitable font, so I'm just going to be
266 fe
->fonts
[i
].font
= gdk_font_load(fonttype
== FONT_FIXED ?
267 "fixed" : "variable");
275 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
286 layout
= pango_layout_new(gtk_widget_get_pango_context(fe
->area
));
287 pango_layout_set_font_description(layout
, fe
->fonts
[i
].desc
);
288 pango_layout_set_text(layout
, text
, strlen(text
));
289 pango_layout_get_pixel_extents(layout
, NULL
, &rect
);
291 if (align
& ALIGN_VCENTRE
)
292 rect
.y
-= rect
.height
/ 2;
294 if (align
& ALIGN_HCENTRE
)
295 rect
.x
-= rect
.width
/ 2;
296 else if (align
& ALIGN_HRIGHT
)
297 rect
.x
-= rect
.width
;
299 gdk_draw_layout(fe
->pixmap
, fe
->gc
, rect
.x
+ x
, rect
.y
+ y
, layout
);
301 g_object_unref(layout
);
306 * Find string dimensions and process alignment.
309 int lb
, rb
, wid
, asc
, desc
;
312 * Measure vertical string extents with respect to the same
315 gdk_string_extents(fe
->fonts
[i
].font
,
316 "ABCDEFGHIJKLMNOPQRSTUVWXYZ",
317 &lb
, &rb
, &wid
, &asc
, &desc
);
318 if (align
& ALIGN_VCENTRE
)
319 y
+= asc
- (asc
+desc
)/2;
322 * ... but horizontal extents with respect to the provided
323 * string. This means that multiple pieces of text centred
324 * on the same y-coordinate don't have different baselines.
326 gdk_string_extents(fe
->fonts
[i
].font
, text
,
327 &lb
, &rb
, &wid
, &asc
, &desc
);
329 if (align
& ALIGN_HCENTRE
)
331 else if (align
& ALIGN_HRIGHT
)
337 * Actually draw the text.
339 gdk_draw_string(fe
->pixmap
, fe
->fonts
[i
].font
, fe
->gc
, x
, y
, text
);
344 void gtk_draw_rect(void *handle
, int x
, int y
, int w
, int h
, int colour
)
346 frontend
*fe
= (frontend
*)handle
;
347 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
348 gdk_draw_rectangle(fe
->pixmap
, fe
->gc
, 1, x
, y
, w
, h
);
351 void gtk_draw_line(void *handle
, int x1
, int y1
, int x2
, int y2
, int colour
)
353 frontend
*fe
= (frontend
*)handle
;
354 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
355 gdk_draw_line(fe
->pixmap
, fe
->gc
, x1
, y1
, x2
, y2
);
358 void gtk_draw_poly(void *handle
, int *coords
, int npoints
,
359 int fillcolour
, int outlinecolour
)
361 frontend
*fe
= (frontend
*)handle
;
362 GdkPoint
*points
= snewn(npoints
, GdkPoint
);
365 for (i
= 0; i
< npoints
; i
++) {
366 points
[i
].x
= coords
[i
*2];
367 points
[i
].y
= coords
[i
*2+1];
370 if (fillcolour
>= 0) {
371 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[fillcolour
]);
372 gdk_draw_polygon(fe
->pixmap
, fe
->gc
, TRUE
, points
, npoints
);
374 assert(outlinecolour
>= 0);
375 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[outlinecolour
]);
378 * In principle we ought to be able to use gdk_draw_polygon for
379 * the outline as well. In fact, it turns out to interact badly
380 * with a clipping region, for no terribly obvious reason, so I
381 * draw the outline as a sequence of lines instead.
383 for (i
= 0; i
< npoints
; i
++)
384 gdk_draw_line(fe
->pixmap
, fe
->gc
,
385 points
[i
].x
, points
[i
].y
,
386 points
[(i
+1)%npoints
].x
, points
[(i
+1)%npoints
].y
);
391 void gtk_draw_circle(void *handle
, int cx
, int cy
, int radius
,
392 int fillcolour
, int outlinecolour
)
394 frontend
*fe
= (frontend
*)handle
;
395 if (fillcolour
>= 0) {
396 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[fillcolour
]);
397 gdk_draw_arc(fe
->pixmap
, fe
->gc
, TRUE
,
398 cx
- radius
, cy
- radius
,
399 2 * radius
, 2 * radius
, 0, 360 * 64);
402 assert(outlinecolour
>= 0);
403 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[outlinecolour
]);
404 gdk_draw_arc(fe
->pixmap
, fe
->gc
, FALSE
,
405 cx
- radius
, cy
- radius
,
406 2 * radius
, 2 * radius
, 0, 360 * 64);
414 blitter
*gtk_blitter_new(void *handle
, int w
, int h
)
417 * We can't create the pixmap right now, because fe->window
418 * might not yet exist. So we just cache w and h and create it
419 * during the firs call to blitter_save.
421 blitter
*bl
= snew(blitter
);
428 void gtk_blitter_free(void *handle
, blitter
*bl
)
431 gdk_pixmap_unref(bl
->pixmap
);
435 void gtk_blitter_save(void *handle
, blitter
*bl
, int x
, int y
)
437 frontend
*fe
= (frontend
*)handle
;
439 bl
->pixmap
= gdk_pixmap_new(fe
->area
->window
, bl
->w
, bl
->h
, -1);
442 gdk_draw_pixmap(bl
->pixmap
,
443 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
445 x
, y
, 0, 0, bl
->w
, bl
->h
);
448 void gtk_blitter_load(void *handle
, blitter
*bl
, int x
, int y
)
450 frontend
*fe
= (frontend
*)handle
;
452 if (x
== BLITTER_FROMSAVED
&& y
== BLITTER_FROMSAVED
) {
456 gdk_draw_pixmap(fe
->pixmap
,
457 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
459 0, 0, x
, y
, bl
->w
, bl
->h
);
462 void gtk_draw_update(void *handle
, int x
, int y
, int w
, int h
)
464 frontend
*fe
= (frontend
*)handle
;
465 if (fe
->bbox_l
> x
) fe
->bbox_l
= x
;
466 if (fe
->bbox_r
< x
+w
) fe
->bbox_r
= x
+w
;
467 if (fe
->bbox_u
> y
) fe
->bbox_u
= y
;
468 if (fe
->bbox_d
< y
+h
) fe
->bbox_d
= y
+h
;
471 void gtk_end_draw(void *handle
)
473 frontend
*fe
= (frontend
*)handle
;
474 gdk_gc_unref(fe
->gc
);
477 if (fe
->bbox_l
< fe
->bbox_r
&& fe
->bbox_u
< fe
->bbox_d
) {
478 gdk_draw_pixmap(fe
->area
->window
,
479 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
481 fe
->bbox_l
, fe
->bbox_u
,
482 fe
->ox
+ fe
->bbox_l
, fe
->oy
+ fe
->bbox_u
,
483 fe
->bbox_r
- fe
->bbox_l
, fe
->bbox_d
- fe
->bbox_u
);
487 const struct drawing_api gtk_drawing
= {
503 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, /* {begin,end}_{doc,page,puzzle} */
504 NULL
, /* line_width */
507 static void destroy(GtkWidget
*widget
, gpointer data
)
509 frontend
*fe
= (frontend
*)data
;
510 deactivate_timer(fe
);
515 static gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
517 frontend
*fe
= (frontend
*)data
;
519 int shift
= (event
->state
& GDK_SHIFT_MASK
) ? MOD_SHFT
: 0;
520 int ctrl
= (event
->state
& GDK_CONTROL_MASK
) ? MOD_CTRL
: 0;
525 if (event
->keyval
== GDK_Up
)
526 keyval
= shift
| ctrl
| CURSOR_UP
;
527 else if (event
->keyval
== GDK_KP_Up
|| event
->keyval
== GDK_KP_8
)
528 keyval
= MOD_NUM_KEYPAD
| '8';
529 else if (event
->keyval
== GDK_Down
)
530 keyval
= shift
| ctrl
| CURSOR_DOWN
;
531 else if (event
->keyval
== GDK_KP_Down
|| event
->keyval
== GDK_KP_2
)
532 keyval
= MOD_NUM_KEYPAD
| '2';
533 else if (event
->keyval
== GDK_Left
)
534 keyval
= shift
| ctrl
| CURSOR_LEFT
;
535 else if (event
->keyval
== GDK_KP_Left
|| event
->keyval
== GDK_KP_4
)
536 keyval
= MOD_NUM_KEYPAD
| '4';
537 else if (event
->keyval
== GDK_Right
)
538 keyval
= shift
| ctrl
| CURSOR_RIGHT
;
539 else if (event
->keyval
== GDK_KP_Right
|| event
->keyval
== GDK_KP_6
)
540 keyval
= MOD_NUM_KEYPAD
| '6';
541 else if (event
->keyval
== GDK_KP_Home
|| event
->keyval
== GDK_KP_7
)
542 keyval
= MOD_NUM_KEYPAD
| '7';
543 else if (event
->keyval
== GDK_KP_End
|| event
->keyval
== GDK_KP_1
)
544 keyval
= MOD_NUM_KEYPAD
| '1';
545 else if (event
->keyval
== GDK_KP_Page_Up
|| event
->keyval
== GDK_KP_9
)
546 keyval
= MOD_NUM_KEYPAD
| '9';
547 else if (event
->keyval
== GDK_KP_Page_Down
|| event
->keyval
== GDK_KP_3
)
548 keyval
= MOD_NUM_KEYPAD
| '3';
549 else if (event
->keyval
== GDK_KP_Insert
|| event
->keyval
== GDK_KP_0
)
550 keyval
= MOD_NUM_KEYPAD
| '0';
551 else if (event
->keyval
== GDK_KP_Begin
|| event
->keyval
== GDK_KP_5
)
552 keyval
= MOD_NUM_KEYPAD
| '5';
553 else if (event
->keyval
== GDK_BackSpace
||
554 event
->keyval
== GDK_Delete
||
555 event
->keyval
== GDK_KP_Delete
)
557 else if (event
->string
[0] && !event
->string
[1])
558 keyval
= (unsigned char)event
->string
[0];
563 !midend_process_key(fe
->me
, 0, 0, keyval
))
564 gtk_widget_destroy(fe
->window
);
569 static gint
button_event(GtkWidget
*widget
, GdkEventButton
*event
,
572 frontend
*fe
= (frontend
*)data
;
578 if (event
->type
!= GDK_BUTTON_PRESS
&& event
->type
!= GDK_BUTTON_RELEASE
)
581 if (event
->button
== 2 || (event
->state
& GDK_SHIFT_MASK
))
582 button
= MIDDLE_BUTTON
;
583 else if (event
->button
== 3 || (event
->state
& GDK_MOD1_MASK
))
584 button
= RIGHT_BUTTON
;
585 else if (event
->button
== 1)
586 button
= LEFT_BUTTON
;
588 return FALSE
; /* don't even know what button! */
590 if (event
->type
== GDK_BUTTON_RELEASE
)
591 button
+= LEFT_RELEASE
- LEFT_BUTTON
;
593 if (!midend_process_key(fe
->me
, event
->x
- fe
->ox
,
594 event
->y
- fe
->oy
, button
))
595 gtk_widget_destroy(fe
->window
);
600 static gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
,
603 frontend
*fe
= (frontend
*)data
;
609 if (event
->state
& (GDK_BUTTON2_MASK
| GDK_SHIFT_MASK
))
610 button
= MIDDLE_DRAG
;
611 else if (event
->state
& GDK_BUTTON1_MASK
)
613 else if (event
->state
& GDK_BUTTON3_MASK
)
616 return FALSE
; /* don't even know what button! */
618 if (!midend_process_key(fe
->me
, event
->x
- fe
->ox
,
619 event
->y
- fe
->oy
, button
))
620 gtk_widget_destroy(fe
->window
);
625 static gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
,
628 frontend
*fe
= (frontend
*)data
;
631 gdk_draw_pixmap(widget
->window
,
632 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
634 event
->area
.x
- fe
->ox
, event
->area
.y
- fe
->oy
,
635 event
->area
.x
, event
->area
.y
,
636 event
->area
.width
, event
->area
.height
);
641 static gint
map_window(GtkWidget
*widget
, GdkEvent
*event
,
644 frontend
*fe
= (frontend
*)data
;
647 * Apparently we need to do this because otherwise the status
648 * bar will fail to update immediately. Annoying, but there we
651 gtk_widget_queue_draw(fe
->window
);
656 static gint
configure_area(GtkWidget
*widget
,
657 GdkEventConfigure
*event
, gpointer data
)
659 frontend
*fe
= (frontend
*)data
;
664 gdk_pixmap_unref(fe
->pixmap
);
666 x
= fe
->w
= event
->width
;
667 y
= fe
->h
= event
->height
;
668 midend_size(fe
->me
, &x
, &y
, TRUE
);
671 fe
->ox
= (fe
->w
- fe
->pw
) / 2;
672 fe
->oy
= (fe
->h
- fe
->ph
) / 2;
674 fe
->pixmap
= gdk_pixmap_new(widget
->window
, fe
->pw
, fe
->ph
, -1);
676 gc
= gdk_gc_new(fe
->area
->window
);
677 gdk_gc_set_foreground(gc
, &fe
->colours
[0]);
678 gdk_draw_rectangle(fe
->pixmap
, gc
, 1, 0, 0, fe
->pw
, fe
->ph
);
681 midend_force_redraw(fe
->me
);
686 static gint
timer_func(gpointer data
)
688 frontend
*fe
= (frontend
*)data
;
690 if (fe
->timer_active
) {
693 gettimeofday(&now
, NULL
);
694 elapsed
= ((now
.tv_usec
- fe
->last_time
.tv_usec
) * 0.000001F
+
695 (now
.tv_sec
- fe
->last_time
.tv_sec
));
696 midend_timer(fe
->me
, elapsed
); /* may clear timer_active */
700 return fe
->timer_active
;
703 void deactivate_timer(frontend
*fe
)
706 return; /* can happen due to --generate */
707 if (fe
->timer_active
)
708 gtk_timeout_remove(fe
->timer_id
);
709 fe
->timer_active
= FALSE
;
712 void activate_timer(frontend
*fe
)
715 return; /* can happen due to --generate */
716 if (!fe
->timer_active
) {
717 fe
->timer_id
= gtk_timeout_add(20, timer_func
, fe
);
718 gettimeofday(&fe
->last_time
, NULL
);
720 fe
->timer_active
= TRUE
;
723 static void window_destroy(GtkWidget
*widget
, gpointer data
)
728 static void msgbox_button_clicked(GtkButton
*button
, gpointer data
)
730 GtkWidget
*window
= GTK_WIDGET(data
);
733 ip
= (int *)gtk_object_get_data(GTK_OBJECT(window
), "user-data");
734 v
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(button
), "user-data"));
737 gtk_widget_destroy(GTK_WIDGET(data
));
740 static int win_key_press(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
742 GtkObject
*cancelbutton
= GTK_OBJECT(data
);
745 * `Escape' effectively clicks the cancel button
747 if (event
->keyval
== GDK_Escape
) {
748 gtk_signal_emit_by_name(GTK_OBJECT(cancelbutton
), "clicked");
755 enum { MB_OK
, MB_YESNO
};
757 int message_box(GtkWidget
*parent
, char *title
, char *msg
, int centre
,
760 GtkWidget
*window
, *hbox
, *text
, *button
;
764 window
= gtk_dialog_new();
765 text
= gtk_label_new(msg
);
766 gtk_misc_set_alignment(GTK_MISC(text
), 0.0, 0.0);
767 hbox
= gtk_hbox_new(FALSE
, 0);
768 gtk_box_pack_start(GTK_BOX(hbox
), text
, FALSE
, FALSE
, 20);
769 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window
)->vbox
),
770 hbox
, FALSE
, FALSE
, 20);
771 gtk_widget_show(text
);
772 gtk_widget_show(hbox
);
773 gtk_window_set_title(GTK_WINDOW(window
), title
);
774 gtk_label_set_line_wrap(GTK_LABEL(text
), TRUE
);
780 assert(type
== MB_YESNO
);
781 titles
= "Yes\0No\0";
788 button
= gtk_button_new_with_label(titles
);
789 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(window
)->action_area
),
790 button
, FALSE
, FALSE
, 0);
791 gtk_widget_show(button
);
793 GTK_WIDGET_SET_FLAGS(button
, GTK_CAN_DEFAULT
);
794 gtk_window_set_default(GTK_WINDOW(window
), button
);
797 gtk_signal_connect(GTK_OBJECT(window
), "key_press_event",
798 GTK_SIGNAL_FUNC(win_key_press
), button
);
800 gtk_signal_connect(GTK_OBJECT(button
), "clicked",
801 GTK_SIGNAL_FUNC(msgbox_button_clicked
), window
);
802 gtk_object_set_data(GTK_OBJECT(button
), "user-data",
804 titles
+= strlen(titles
)+1;
807 gtk_object_set_data(GTK_OBJECT(window
), "user-data",
808 GINT_TO_POINTER(&i
));
809 gtk_signal_connect(GTK_OBJECT(window
), "destroy",
810 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
811 gtk_window_set_modal(GTK_WINDOW(window
), TRUE
);
812 gtk_window_set_transient_for(GTK_WINDOW(window
), GTK_WINDOW(parent
));
813 /* set_transient_window_pos(parent, window); */
814 gtk_widget_show(window
);
817 return (type
== MB_YESNO ? i
== 0 : TRUE
);
820 void error_box(GtkWidget
*parent
, char *msg
)
822 message_box(parent
, "Error", msg
, FALSE
, MB_OK
);
825 static void config_ok_button_clicked(GtkButton
*button
, gpointer data
)
827 frontend
*fe
= (frontend
*)data
;
830 err
= midend_set_config(fe
->me
, fe
->cfg_which
, fe
->cfg
);
833 error_box(fe
->cfgbox
, err
);
836 gtk_widget_destroy(fe
->cfgbox
);
840 static void config_cancel_button_clicked(GtkButton
*button
, gpointer data
)
842 frontend
*fe
= (frontend
*)data
;
844 gtk_widget_destroy(fe
->cfgbox
);
847 static int editbox_key(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
850 * GtkEntry has a nasty habit of eating the Return key, which
851 * is unhelpful since it doesn't actually _do_ anything with it
852 * (it calls gtk_widget_activate, but our edit boxes never need
853 * activating). So I catch Return before GtkEntry sees it, and
854 * pass it straight on to the parent widget. Effect: hitting
855 * Return in an edit box will now activate the default button
856 * in the dialog just like it will everywhere else.
858 if (event
->keyval
== GDK_Return
&& widget
->parent
!= NULL
) {
860 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget
), "key_press_event");
861 gtk_signal_emit_by_name(GTK_OBJECT(widget
->parent
), "key_press_event",
868 static void editbox_changed(GtkEditable
*ed
, gpointer data
)
870 config_item
*i
= (config_item
*)data
;
873 i
->sval
= dupstr(gtk_entry_get_text(GTK_ENTRY(ed
)));
876 static void button_toggled(GtkToggleButton
*tb
, gpointer data
)
878 config_item
*i
= (config_item
*)data
;
880 i
->ival
= gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tb
));
883 static void droplist_sel(GtkMenuItem
*item
, gpointer data
)
885 config_item
*i
= (config_item
*)data
;
887 i
->ival
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item
),
891 static int get_config(frontend
*fe
, int which
)
893 GtkWidget
*w
, *table
, *cancel
;
898 fe
->cfg
= midend_get_config(fe
->me
, which
, &title
);
899 fe
->cfg_which
= which
;
902 fe
->cfgbox
= gtk_dialog_new();
903 gtk_window_set_title(GTK_WINDOW(fe
->cfgbox
), title
);
906 w
= gtk_button_new_with_label("OK");
907 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->action_area
),
910 GTK_WIDGET_SET_FLAGS(w
, GTK_CAN_DEFAULT
);
911 gtk_window_set_default(GTK_WINDOW(fe
->cfgbox
), w
);
912 gtk_signal_connect(GTK_OBJECT(w
), "clicked",
913 GTK_SIGNAL_FUNC(config_ok_button_clicked
), fe
);
915 w
= gtk_button_new_with_label("Cancel");
916 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->action_area
),
919 gtk_signal_connect(GTK_OBJECT(w
), "clicked",
920 GTK_SIGNAL_FUNC(config_cancel_button_clicked
), fe
);
923 table
= gtk_table_new(1, 2, FALSE
);
925 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->vbox
),
926 table
, FALSE
, FALSE
, 0);
927 gtk_widget_show(table
);
929 for (i
= fe
->cfg
; i
->type
!= C_END
; i
++) {
930 gtk_table_resize(GTK_TABLE(table
), y
+1, 2);
935 * Edit box with a label beside it.
938 w
= gtk_label_new(i
->name
);
939 gtk_misc_set_alignment(GTK_MISC(w
), 0.0, 0.5);
940 gtk_table_attach(GTK_TABLE(table
), w
, 0, 1, y
, y
+1,
941 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
942 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
947 gtk_table_attach(GTK_TABLE(table
), w
, 1, 2, y
, y
+1,
948 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
949 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
951 gtk_entry_set_text(GTK_ENTRY(w
), i
->sval
);
952 gtk_signal_connect(GTK_OBJECT(w
), "changed",
953 GTK_SIGNAL_FUNC(editbox_changed
), i
);
954 gtk_signal_connect(GTK_OBJECT(w
), "key_press_event",
955 GTK_SIGNAL_FUNC(editbox_key
), NULL
);
964 w
= gtk_check_button_new_with_label(i
->name
);
965 gtk_signal_connect(GTK_OBJECT(w
), "toggled",
966 GTK_SIGNAL_FUNC(button_toggled
), i
);
967 gtk_table_attach(GTK_TABLE(table
), w
, 0, 2, y
, y
+1,
968 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
969 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
971 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w
), i
->ival
);
977 * Drop-down list (GtkOptionMenu).
980 w
= gtk_label_new(i
->name
);
981 gtk_misc_set_alignment(GTK_MISC(w
), 0.0, 0.5);
982 gtk_table_attach(GTK_TABLE(table
), w
, 0, 1, y
, y
+1,
983 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
984 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
988 w
= gtk_option_menu_new();
989 gtk_table_attach(GTK_TABLE(table
), w
, 1, 2, y
, y
+1,
990 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
991 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
999 GtkWidget
*menu
= gtk_menu_new();
1001 gtk_option_menu_set_menu(GTK_OPTION_MENU(w
), menu
);
1009 while (*q
&& *q
!= c
)
1012 name
= snewn(q
-p
+1, char);
1013 strncpy(name
, p
, q
-p
);
1016 if (*q
) q
++; /* eat delimiter */
1018 menuitem
= gtk_menu_item_new_with_label(name
);
1019 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1020 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1021 GINT_TO_POINTER(val
));
1022 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1023 GTK_SIGNAL_FUNC(droplist_sel
), i
);
1024 gtk_widget_show(menuitem
);
1031 gtk_option_menu_set_history(GTK_OPTION_MENU(w
), i
->ival
);
1040 gtk_signal_connect(GTK_OBJECT(fe
->cfgbox
), "destroy",
1041 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
1042 gtk_signal_connect(GTK_OBJECT(fe
->cfgbox
), "key_press_event",
1043 GTK_SIGNAL_FUNC(win_key_press
), cancel
);
1044 gtk_window_set_modal(GTK_WINDOW(fe
->cfgbox
), TRUE
);
1045 gtk_window_set_transient_for(GTK_WINDOW(fe
->cfgbox
),
1046 GTK_WINDOW(fe
->window
));
1047 /* set_transient_window_pos(fe->window, fe->cfgbox); */
1048 gtk_widget_show(fe
->cfgbox
);
1056 static void menu_key_event(GtkMenuItem
*menuitem
, gpointer data
)
1058 frontend
*fe
= (frontend
*)data
;
1059 int key
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem
),
1061 if (!midend_process_key(fe
->me
, 0, 0, key
))
1062 gtk_widget_destroy(fe
->window
);
1065 static void get_size(frontend
*fe
, int *px
, int *py
)
1070 * Currently I don't want to make the GTK port scale large
1071 * puzzles to fit on the screen. This is because X does permit
1072 * extremely large windows and many window managers provide a
1073 * means of navigating round them, and the users I consulted
1074 * before deciding said that they'd rather have enormous puzzle
1075 * windows spanning multiple screen pages than have them
1076 * shrunk. I could change my mind later or introduce
1077 * configurability; this would be the place to do so, by
1078 * replacing the initial values of x and y with the screen
1083 midend_size(fe
->me
, &x
, &y
, FALSE
);
1088 #if !GTK_CHECK_VERSION(2,0,0)
1089 #define gtk_window_resize(win, x, y) \
1090 gdk_window_resize(GTK_WIDGET(win)->window, x, y)
1093 static void menu_preset_event(GtkMenuItem
*menuitem
, gpointer data
)
1095 frontend
*fe
= (frontend
*)data
;
1096 game_params
*params
=
1097 (game_params
*)gtk_object_get_data(GTK_OBJECT(menuitem
), "user-data");
1100 midend_set_params(fe
->me
, params
);
1101 midend_new_game(fe
->me
);
1102 get_size(fe
, &x
, &y
);
1105 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1108 gtk_widget_size_request(GTK_WIDGET(fe
->window
), &req
);
1109 gtk_window_resize(GTK_WINDOW(fe
->window
), req
.width
, req
.height
);
1113 GdkAtom compound_text_atom
, utf8_string_atom
;
1114 int paste_initialised
= FALSE
;
1118 unsigned char empty
[] = { 0 };
1120 if (paste_initialised
)
1123 if (!compound_text_atom
)
1124 compound_text_atom
= gdk_atom_intern("COMPOUND_TEXT", FALSE
);
1125 if (!utf8_string_atom
)
1126 utf8_string_atom
= gdk_atom_intern("UTF8_STRING", FALSE
);
1129 * Ensure that all the cut buffers exist - according to the
1130 * ICCCM, we must do this before we start using cut buffers.
1132 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1133 XA_CUT_BUFFER0
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1134 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1135 XA_CUT_BUFFER1
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1136 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1137 XA_CUT_BUFFER2
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1138 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1139 XA_CUT_BUFFER3
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1140 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1141 XA_CUT_BUFFER4
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1142 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1143 XA_CUT_BUFFER5
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1144 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1145 XA_CUT_BUFFER6
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1146 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1147 XA_CUT_BUFFER7
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1150 /* Store data in a cut-buffer. */
1151 void store_cutbuffer(char *ptr
, int len
)
1153 /* ICCCM says we must rotate the buffers before storing to buffer 0. */
1154 XRotateBuffers(GDK_DISPLAY(), 1);
1155 XStoreBytes(GDK_DISPLAY(), ptr
, len
);
1158 void write_clip(frontend
*fe
, char *data
)
1163 sfree(fe
->paste_data
);
1166 * For this simple application we can safely assume that the
1167 * data passed to this function is pure ASCII, which means we
1168 * can return precisely the same stuff for types STRING,
1169 * COMPOUND_TEXT or UTF8_STRING.
1172 fe
->paste_data
= data
;
1173 fe
->paste_data_len
= strlen(data
);
1175 store_cutbuffer(fe
->paste_data
, fe
->paste_data_len
);
1177 if (gtk_selection_owner_set(fe
->area
, GDK_SELECTION_PRIMARY
,
1179 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1180 GDK_SELECTION_TYPE_STRING
, 1);
1181 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1182 compound_text_atom
, 1);
1183 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1184 utf8_string_atom
, 1);
1188 void selection_get(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1189 guint info
, guint time_stamp
, gpointer data
)
1191 frontend
*fe
= (frontend
*)data
;
1192 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1193 fe
->paste_data
, fe
->paste_data_len
);
1196 gint
selection_clear(GtkWidget
*widget
, GdkEventSelection
*seldata
,
1199 frontend
*fe
= (frontend
*)data
;
1202 sfree(fe
->paste_data
);
1203 fe
->paste_data
= NULL
;
1204 fe
->paste_data_len
= 0;
1208 static void menu_copy_event(GtkMenuItem
*menuitem
, gpointer data
)
1210 frontend
*fe
= (frontend
*)data
;
1213 text
= midend_text_format(fe
->me
);
1216 write_clip(fe
, text
);
1222 static void filesel_ok(GtkButton
*button
, gpointer data
)
1224 frontend
*fe
= (frontend
*)data
;
1226 gpointer filesel
= gtk_object_get_data(GTK_OBJECT(button
), "user-data");
1229 gtk_file_selection_get_filename(GTK_FILE_SELECTION(filesel
));
1231 fe
->filesel_name
= dupstr(name
);
1234 static char *file_selector(frontend
*fe
, char *title
, int save
)
1236 GtkWidget
*filesel
=
1237 gtk_file_selection_new(title
);
1239 fe
->filesel_name
= NULL
;
1241 gtk_window_set_modal(GTK_WINDOW(filesel
), TRUE
);
1243 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->ok_button
), "user-data",
1246 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->ok_button
), "clicked",
1247 GTK_SIGNAL_FUNC(filesel_ok
), fe
);
1248 gtk_signal_connect_object
1249 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->ok_button
), "clicked",
1250 GTK_SIGNAL_FUNC(gtk_widget_destroy
), (gpointer
)filesel
);
1251 gtk_signal_connect_object
1252 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->cancel_button
), "clicked",
1253 GTK_SIGNAL_FUNC(gtk_widget_destroy
), (gpointer
)filesel
);
1254 gtk_signal_connect(GTK_OBJECT(filesel
), "destroy",
1255 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
1256 gtk_widget_show(filesel
);
1257 gtk_window_set_transient_for(GTK_WINDOW(filesel
), GTK_WINDOW(fe
->window
));
1260 return fe
->filesel_name
;
1263 static void savefile_write(void *wctx
, void *buf
, int len
)
1265 FILE *fp
= (FILE *)wctx
;
1266 fwrite(buf
, 1, len
, fp
);
1269 static int savefile_read(void *wctx
, void *buf
, int len
)
1271 FILE *fp
= (FILE *)wctx
;
1274 ret
= fread(buf
, 1, len
, fp
);
1275 return (ret
== len
);
1278 static void menu_save_event(GtkMenuItem
*menuitem
, gpointer data
)
1280 frontend
*fe
= (frontend
*)data
;
1283 name
= file_selector(fe
, "Enter name of game file to save", TRUE
);
1288 if ((fp
= fopen(name
, "r")) != NULL
) {
1289 char buf
[256 + FILENAME_MAX
];
1293 sprintf(buf
, "Are you sure you want to overwrite the"
1295 FILENAME_MAX
, name
);
1296 if (!message_box(fe
->window
, "Question", buf
, TRUE
, MB_YESNO
))
1300 fp
= fopen(name
, "w");
1304 error_box(fe
->window
, "Unable to open save file");
1308 midend_serialise(fe
->me
, savefile_write
, fp
);
1314 static void menu_load_event(GtkMenuItem
*menuitem
, gpointer data
)
1316 frontend
*fe
= (frontend
*)data
;
1320 name
= file_selector(fe
, "Enter name of saved game file to load", FALSE
);
1323 FILE *fp
= fopen(name
, "r");
1327 error_box(fe
->window
, "Unable to open saved game file");
1331 err
= midend_deserialise(fe
->me
, savefile_read
, fp
);
1336 error_box(fe
->window
, err
);
1340 get_size(fe
, &x
, &y
);
1343 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1346 gtk_widget_size_request(GTK_WIDGET(fe
->window
), &req
);
1347 gtk_window_resize(GTK_WINDOW(fe
->window
), req
.width
, req
.height
);
1353 static void menu_solve_event(GtkMenuItem
*menuitem
, gpointer data
)
1355 frontend
*fe
= (frontend
*)data
;
1358 msg
= midend_solve(fe
->me
);
1361 error_box(fe
->window
, msg
);
1364 static void menu_restart_event(GtkMenuItem
*menuitem
, gpointer data
)
1366 frontend
*fe
= (frontend
*)data
;
1368 midend_restart_game(fe
->me
);
1371 static void menu_config_event(GtkMenuItem
*menuitem
, gpointer data
)
1373 frontend
*fe
= (frontend
*)data
;
1374 int which
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem
),
1378 if (!get_config(fe
, which
))
1381 midend_new_game(fe
->me
);
1382 get_size(fe
, &x
, &y
);
1385 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1388 gtk_widget_size_request(GTK_WIDGET(fe
->window
), &req
);
1389 gtk_window_resize(GTK_WINDOW(fe
->window
), req
.width
, req
.height
);
1393 static void menu_about_event(GtkMenuItem
*menuitem
, gpointer data
)
1395 frontend
*fe
= (frontend
*)data
;
1399 sprintf(titlebuf
, "About %.200s", thegame
.name
);
1402 "from Simon Tatham's Portable Puzzle Collection\n\n"
1403 "%.500s", thegame
.name
, ver
);
1405 message_box(fe
->window
, titlebuf
, textbuf
, TRUE
, MB_OK
);
1408 static GtkWidget
*add_menu_item_with_key(frontend
*fe
, GtkContainer
*cont
,
1409 char *text
, int key
)
1411 GtkWidget
*menuitem
= gtk_menu_item_new_with_label(text
);
1412 gtk_container_add(cont
, menuitem
);
1413 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1414 GINT_TO_POINTER(key
));
1415 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1416 GTK_SIGNAL_FUNC(menu_key_event
), fe
);
1417 gtk_widget_show(menuitem
);
1421 static void add_menu_separator(GtkContainer
*cont
)
1423 GtkWidget
*menuitem
= gtk_menu_item_new();
1424 gtk_container_add(cont
, menuitem
);
1425 gtk_widget_show(menuitem
);
1428 static frontend
*new_window(char *arg
, char **error
)
1432 GtkWidget
*menubar
, *menu
, *menuitem
;
1436 fe
= snew(frontend
);
1438 fe
->timer_active
= FALSE
;
1441 fe
->me
= midend_new(fe
, &thegame
, >k_drawing
, fe
);
1449 * Try treating the argument as a game ID.
1451 err
= midend_game_id(fe
->me
, arg
);
1454 * It's a valid game ID.
1456 midend_new_game(fe
->me
);
1458 FILE *fp
= fopen(arg
, "r");
1460 sprintf(errbuf
, "Supplied argument is neither a game ID (%.400s)"
1461 " nor a save file (%.400s)", err
, strerror(errno
));
1463 err
= midend_deserialise(fe
->me
, savefile_read
, fp
);
1465 sprintf(errbuf
, "%.800s", err
);
1470 *error
= dupstr(errbuf
);
1471 midend_free(fe
->me
);
1477 midend_new_game(fe
->me
);
1480 fe
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
1481 gtk_window_set_title(GTK_WINDOW(fe
->window
), thegame
.name
);
1483 gtk_window_set_resizable(GTK_WINDOW(fe
->window
), FALSE
);
1485 gtk_window_set_policy(GTK_WINDOW(fe
->window
), FALSE
, FALSE
, TRUE
);
1487 vbox
= GTK_BOX(gtk_vbox_new(FALSE
, 0));
1488 gtk_container_add(GTK_CONTAINER(fe
->window
), GTK_WIDGET(vbox
));
1489 gtk_widget_show(GTK_WIDGET(vbox
));
1491 menubar
= gtk_menu_bar_new();
1492 gtk_box_pack_start(vbox
, menubar
, FALSE
, FALSE
, 0);
1493 gtk_widget_show(menubar
);
1495 menuitem
= gtk_menu_item_new_with_label("Game");
1496 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1497 gtk_widget_show(menuitem
);
1499 menu
= gtk_menu_new();
1500 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), menu
);
1502 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "New", 'n');
1504 menuitem
= gtk_menu_item_new_with_label("Restart");
1505 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1506 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1507 GTK_SIGNAL_FUNC(menu_restart_event
), fe
);
1508 gtk_widget_show(menuitem
);
1510 menuitem
= gtk_menu_item_new_with_label("Specific...");
1511 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1512 GINT_TO_POINTER(CFG_DESC
));
1513 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1514 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1515 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1516 gtk_widget_show(menuitem
);
1518 menuitem
= gtk_menu_item_new_with_label("Random Seed...");
1519 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1520 GINT_TO_POINTER(CFG_SEED
));
1521 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1522 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1523 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1524 gtk_widget_show(menuitem
);
1526 if ((n
= midend_num_presets(fe
->me
)) > 0 || thegame
.can_configure
) {
1530 menuitem
= gtk_menu_item_new_with_label("Type");
1531 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1532 gtk_widget_show(menuitem
);
1534 submenu
= gtk_menu_new();
1535 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), submenu
);
1537 for (i
= 0; i
< n
; i
++) {
1539 game_params
*params
;
1541 midend_fetch_preset(fe
->me
, i
, &name
, ¶ms
);
1543 menuitem
= gtk_menu_item_new_with_label(name
);
1544 gtk_container_add(GTK_CONTAINER(submenu
), menuitem
);
1545 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data", params
);
1546 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1547 GTK_SIGNAL_FUNC(menu_preset_event
), fe
);
1548 gtk_widget_show(menuitem
);
1551 if (thegame
.can_configure
) {
1552 menuitem
= gtk_menu_item_new_with_label("Custom...");
1553 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1554 GPOINTER_TO_INT(CFG_SETTINGS
));
1555 gtk_container_add(GTK_CONTAINER(submenu
), menuitem
);
1556 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1557 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1558 gtk_widget_show(menuitem
);
1562 add_menu_separator(GTK_CONTAINER(menu
));
1563 menuitem
= gtk_menu_item_new_with_label("Load");
1564 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1565 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1566 GTK_SIGNAL_FUNC(menu_load_event
), fe
);
1567 gtk_widget_show(menuitem
);
1568 menuitem
= gtk_menu_item_new_with_label("Save");
1569 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1570 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1571 GTK_SIGNAL_FUNC(menu_save_event
), fe
);
1572 gtk_widget_show(menuitem
);
1573 add_menu_separator(GTK_CONTAINER(menu
));
1574 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Undo", 'u');
1575 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Redo", '\x12');
1576 if (thegame
.can_format_as_text
) {
1577 add_menu_separator(GTK_CONTAINER(menu
));
1578 menuitem
= gtk_menu_item_new_with_label("Copy");
1579 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1580 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1581 GTK_SIGNAL_FUNC(menu_copy_event
), fe
);
1582 gtk_widget_show(menuitem
);
1584 if (thegame
.can_solve
) {
1585 add_menu_separator(GTK_CONTAINER(menu
));
1586 menuitem
= gtk_menu_item_new_with_label("Solve");
1587 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1588 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1589 GTK_SIGNAL_FUNC(menu_solve_event
), fe
);
1590 gtk_widget_show(menuitem
);
1592 add_menu_separator(GTK_CONTAINER(menu
));
1593 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Exit", 'q');
1595 menuitem
= gtk_menu_item_new_with_label("Help");
1596 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1597 gtk_widget_show(menuitem
);
1599 menu
= gtk_menu_new();
1600 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), menu
);
1602 menuitem
= gtk_menu_item_new_with_label("About");
1603 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1604 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1605 GTK_SIGNAL_FUNC(menu_about_event
), fe
);
1606 gtk_widget_show(menuitem
);
1613 fe
->colmap
= gdk_colormap_get_system();
1614 colours
= midend_colours(fe
->me
, &ncolours
);
1615 fe
->ncolours
= ncolours
;
1616 fe
->colours
= snewn(ncolours
, GdkColor
);
1617 for (i
= 0; i
< ncolours
; i
++) {
1618 fe
->colours
[i
].red
= colours
[i
*3] * 0xFFFF;
1619 fe
->colours
[i
].green
= colours
[i
*3+1] * 0xFFFF;
1620 fe
->colours
[i
].blue
= colours
[i
*3+2] * 0xFFFF;
1622 success
= snewn(ncolours
, gboolean
);
1623 gdk_colormap_alloc_colors(fe
->colmap
, fe
->colours
, ncolours
,
1624 FALSE
, FALSE
, success
);
1625 for (i
= 0; i
< ncolours
; i
++) {
1627 g_error("couldn't allocate colour %d (#%02x%02x%02x)\n",
1628 i
, fe
->colours
[i
].red
>> 8,
1629 fe
->colours
[i
].green
>> 8,
1630 fe
->colours
[i
].blue
>> 8);
1634 if (midend_wants_statusbar(fe
->me
)) {
1635 GtkWidget
*viewport
;
1638 viewport
= gtk_viewport_new(NULL
, NULL
);
1639 gtk_viewport_set_shadow_type(GTK_VIEWPORT(viewport
), GTK_SHADOW_NONE
);
1640 fe
->statusbar
= gtk_statusbar_new();
1641 gtk_container_add(GTK_CONTAINER(viewport
), fe
->statusbar
);
1642 gtk_widget_show(viewport
);
1643 gtk_box_pack_end(vbox
, viewport
, FALSE
, FALSE
, 0);
1644 gtk_widget_show(fe
->statusbar
);
1645 fe
->statusctx
= gtk_statusbar_get_context_id
1646 (GTK_STATUSBAR(fe
->statusbar
), "game");
1647 gtk_statusbar_push(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
,
1649 gtk_widget_size_request(fe
->statusbar
, &req
);
1651 /* For GTK 2.0, should we be using gtk_widget_set_size_request? */
1653 gtk_widget_set_usize(viewport
, -1, req
.height
);
1655 fe
->statusbar
= NULL
;
1657 fe
->area
= gtk_drawing_area_new();
1658 get_size(fe
, &x
, &y
);
1659 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1663 gtk_box_pack_end(vbox
, fe
->area
, TRUE
, TRUE
, 0);
1667 fe
->nfonts
= fe
->fontsize
= 0;
1669 fe
->laststatus
= NULL
;
1671 fe
->paste_data
= NULL
;
1672 fe
->paste_data_len
= 0;
1674 gtk_signal_connect(GTK_OBJECT(fe
->window
), "destroy",
1675 GTK_SIGNAL_FUNC(destroy
), fe
);
1676 gtk_signal_connect(GTK_OBJECT(fe
->window
), "key_press_event",
1677 GTK_SIGNAL_FUNC(key_event
), fe
);
1678 gtk_signal_connect(GTK_OBJECT(fe
->area
), "button_press_event",
1679 GTK_SIGNAL_FUNC(button_event
), fe
);
1680 gtk_signal_connect(GTK_OBJECT(fe
->area
), "button_release_event",
1681 GTK_SIGNAL_FUNC(button_event
), fe
);
1682 gtk_signal_connect(GTK_OBJECT(fe
->area
), "motion_notify_event",
1683 GTK_SIGNAL_FUNC(motion_event
), fe
);
1684 gtk_signal_connect(GTK_OBJECT(fe
->area
), "selection_get",
1685 GTK_SIGNAL_FUNC(selection_get
), fe
);
1686 gtk_signal_connect(GTK_OBJECT(fe
->area
), "selection_clear_event",
1687 GTK_SIGNAL_FUNC(selection_clear
), fe
);
1688 gtk_signal_connect(GTK_OBJECT(fe
->area
), "expose_event",
1689 GTK_SIGNAL_FUNC(expose_area
), fe
);
1690 gtk_signal_connect(GTK_OBJECT(fe
->window
), "map_event",
1691 GTK_SIGNAL_FUNC(map_window
), fe
);
1692 gtk_signal_connect(GTK_OBJECT(fe
->area
), "configure_event",
1693 GTK_SIGNAL_FUNC(configure_area
), fe
);
1695 gtk_widget_add_events(GTK_WIDGET(fe
->area
),
1696 GDK_BUTTON_PRESS_MASK
|
1697 GDK_BUTTON_RELEASE_MASK
|
1698 GDK_BUTTON_MOTION_MASK
);
1700 gtk_widget_show(fe
->area
);
1701 gtk_widget_show(fe
->window
);
1703 gdk_window_set_background(fe
->area
->window
, &fe
->colours
[0]);
1704 gdk_window_set_background(fe
->window
->window
, &fe
->colours
[0]);
1709 char *fgetline(FILE *fp
)
1711 char *ret
= snewn(512, char);
1712 int size
= 512, len
= 0;
1713 while (fgets(ret
+ len
, size
- len
, fp
)) {
1714 len
+= strlen(ret
+ len
);
1715 if (ret
[len
-1] == '\n')
1716 break; /* got a newline, we're done */
1718 ret
= sresize(ret
, size
, char);
1720 if (len
== 0) { /* first fgets returned NULL */
1728 int main(int argc
, char **argv
)
1730 char *pname
= argv
[0];
1732 int ngenerate
= 0, print
= FALSE
, px
= 1, py
= 1;
1733 int soln
= FALSE
, colour
= FALSE
;
1736 int doing_opts
= TRUE
;
1742 * Command line parsing in this function is rather fiddly,
1743 * because GTK wants to have a go at argc/argv _first_ - and
1744 * yet we can't let it, because gtk_init() will bomb out if it
1745 * can't open an X display, whereas in fact we want to permit
1746 * our --generate and --print modes to run without an X
1750 * - we parse the command line ourselves, without modifying
1752 * - if we encounter an error which might plausibly be the
1753 * result of a GTK command line (i.e. not detailed errors in
1754 * particular options of ours) we store the error message
1755 * and terminate parsing.
1756 * - if we got enough out of the command line to know it
1757 * specifies a non-X mode of operation, we either display
1758 * the stored error and return failure, or if there is no
1759 * stored error we do the non-X operation and return
1761 * - otherwise, we go straight to gtk_init().
1767 if (doing_opts
&& !strcmp(p
, "--version")) {
1768 printf("%s, from Simon Tatham's Portable Puzzle Collection\n%s\n",
1771 } else if (doing_opts
&& !strcmp(p
, "--generate")) {
1773 ngenerate
= atoi(*++av
);
1775 fprintf(stderr
, "%s: '--generate' expected a number\n",
1781 } else if (doing_opts
&& !strcmp(p
, "--print")) {
1782 if (!thegame
.can_print
) {
1783 fprintf(stderr
, "%s: this game does not support printing\n",
1790 if (sscanf(dim
, "%dx%d", &px
, &py
) != 2) {
1791 fprintf(stderr
, "%s: unable to parse argument '%s' to "
1792 "'--print'\n", pname
, dim
);
1798 } else if (doing_opts
&& !strcmp(p
, "--scale")) {
1800 scale
= atof(*++av
);
1802 fprintf(stderr
, "%s: no argument supplied to '--scale'\n",
1806 } else if (doing_opts
&& (!strcmp(p
, "--with-solutions") ||
1807 !strcmp(p
, "--with-solution") ||
1808 !strcmp(p
, "--with-solns") ||
1809 !strcmp(p
, "--with-soln") ||
1810 !strcmp(p
, "--solutions") ||
1811 !strcmp(p
, "--solution") ||
1812 !strcmp(p
, "--solns") ||
1813 !strcmp(p
, "--soln"))) {
1815 } else if (doing_opts
&& !strcmp(p
, "--colour")) {
1816 if (!thegame
.can_print_in_colour
) {
1817 fprintf(stderr
, "%s: this game does not support colour"
1818 " printing\n", pname
);
1822 } else if (doing_opts
&& !strcmp(p
, "--")) {
1824 } else if (!doing_opts
|| p
[0] != '-') {
1826 fprintf(stderr
, "%s: more than one argument supplied\n",
1832 sprintf(errbuf
, "%.100s: unrecognised option '%.100s'\n",
1839 * Special standalone mode for generating puzzle IDs on the
1840 * command line. Useful for generating puzzles to be printed
1841 * out and solved offline (for puzzles where that even makes
1842 * sense - Solo, for example, is a lot more pencil-and-paper
1843 * friendly than Twiddle!)
1847 * <puzzle-name> --generate [<n> [<params>]]
1849 * <n>, if present, is the number of puzzle IDs to generate.
1850 * <params>, if present, is the same type of parameter string
1851 * you would pass to the puzzle when running it in GUI mode,
1852 * including optional extras such as the expansion factor in
1853 * Rectangles and the difficulty level in Solo.
1855 * If you specify <params>, you must also specify <n> (although
1856 * you may specify it to be 1). Sorry; that was the
1857 * simplest-to-parse command-line syntax I came up with.
1859 if (ngenerate
> 0 || print
) {
1863 document
*doc
= NULL
;
1866 fputs(errbuf
, stderr
);
1872 me
= midend_new(NULL
, &thegame
, NULL
, NULL
);
1876 doc
= document_new(px
, py
, scale
);
1879 * In this loop, we either generate a game ID or read one
1880 * from stdin depending on whether we're in generate mode;
1881 * then we either write it to stdout or print it, depending
1882 * on whether we're in print mode. Thus, this loop handles
1883 * generate-to-stdout, print-from-stdin and generate-and-
1884 * immediately-print modes.
1886 * (It could also handle a copy-stdin-to-stdout mode,
1887 * although there's currently no combination of options
1888 * which will cause this loop to be activated in that mode.
1889 * It wouldn't be _entirely_ pointless, though, because
1890 * stdin could contain bare params strings or random-seed
1891 * IDs, and stdout would contain nothing but fully
1892 * generated descriptive game IDs.)
1894 while (ngenerate
== 0 || i
< n
) {
1897 if (ngenerate
== 0) {
1898 pstr
= fgetline(stdin
);
1901 pstr
[strcspn(pstr
, "\r\n")] = '\0';
1904 pstr
= snewn(strlen(arg
) + 40, char);
1907 if (i
> 0 && strchr(arg
, '#'))
1908 sprintf(pstr
+ strlen(pstr
), "-%d", i
);
1914 err
= midend_game_id(me
, pstr
);
1916 fprintf(stderr
, "%s: error parsing '%s': %s\n",
1923 midend_new_game(me
);
1926 err
= midend_print_puzzle(me
, doc
, soln
);
1928 fprintf(stderr
, "%s: error in printing: %s\n", pname
, err
);
1932 id
= midend_get_game_id(me
);
1941 psdata
*ps
= ps_init(stdout
, colour
);
1942 document_print(doc
, ps_drawing_api(ps
));
1952 gtk_init(&argc
, &argv
);
1954 if (!new_window(argc
> 1 ? argv
[1] : NULL
, &error
)) {
1955 fprintf(stderr
, "%s: %s\n", pname
, error
);