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.
99 GtkAccelGroup
*accelgroup
;
101 GtkWidget
*statusbar
;
110 int bbox_l
, bbox_r
, bbox_u
, bbox_d
;
111 int timer_active
, timer_id
;
112 struct timeval last_time
;
114 int nfonts
, fontsize
;
116 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
;
145 assert(fe
->statusbar
);
147 gtk_statusbar_pop(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
);
148 gtk_statusbar_push(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
, text
);
151 void gtk_start_draw(void *handle
)
153 frontend
*fe
= (frontend
*)handle
;
154 fe
->gc
= gdk_gc_new(fe
->area
->window
);
161 void gtk_clip(void *handle
, int x
, int y
, int w
, int h
)
163 frontend
*fe
= (frontend
*)handle
;
171 gdk_gc_set_clip_rectangle(fe
->gc
, &rect
);
174 void gtk_unclip(void *handle
)
176 frontend
*fe
= (frontend
*)handle
;
184 gdk_gc_set_clip_rectangle(fe
->gc
, &rect
);
187 void gtk_draw_text(void *handle
, int x
, int y
, int fonttype
, int fontsize
,
188 int align
, int colour
, char *text
)
190 frontend
*fe
= (frontend
*)handle
;
194 * Find or create the font.
196 for (i
= 0; i
< fe
->nfonts
; i
++)
197 if (fe
->fonts
[i
].type
== fonttype
&& fe
->fonts
[i
].size
== fontsize
)
200 if (i
== fe
->nfonts
) {
201 if (fe
->fontsize
<= fe
->nfonts
) {
202 fe
->fontsize
= fe
->nfonts
+ 10;
203 fe
->fonts
= sresize(fe
->fonts
, fe
->fontsize
, struct font
);
208 fe
->fonts
[i
].type
= fonttype
;
209 fe
->fonts
[i
].size
= fontsize
;
213 * Use Pango to find the closest match to the requested
217 PangoFontDescription
*fd
;
219 fd
= pango_font_description_new();
220 /* `Monospace' and `Sans' are meta-families guaranteed to exist */
221 pango_font_description_set_family(fd
, fonttype
== FONT_FIXED ?
222 "Monospace" : "Sans");
223 pango_font_description_set_weight(fd
, PANGO_WEIGHT_BOLD
);
225 * I found some online Pango documentation which
226 * described a function called
227 * pango_font_description_set_absolute_size(), which is
228 * _exactly_ what I want here. Unfortunately, none of
229 * my local Pango installations have it (presumably
230 * they're too old), so I'm going to have to hack round
231 * it by figuring out the point size myself. This
232 * limits me to X and probably also breaks in later
233 * Pango installations, so ideally I should add another
234 * CHECK_VERSION type ifdef and use set_absolute_size
235 * where available. All very annoying.
237 #ifdef HAVE_SENSIBLE_ABSOLUTE_SIZE_FUNCTION
238 pango_font_description_set_absolute_size(fd
, PANGO_SCALE
*fontsize
);
241 Display
*d
= GDK_DISPLAY();
242 int s
= DefaultScreen(d
);
244 (PANGO_SCALE
* 72.27 / 25.4) *
245 ((double) DisplayWidthMM(d
, s
) / DisplayWidth (d
, s
));
246 pango_font_description_set_size(fd
, resolution
* fontsize
);
249 fe
->fonts
[i
].desc
= fd
;
254 * In GTK 1.2, I don't know of any plausible way to
255 * pick a suitable font, so I'm just going to be
258 fe
->fonts
[i
].font
= gdk_font_load(fonttype
== FONT_FIXED ?
259 "fixed" : "variable");
267 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
278 layout
= pango_layout_new(gtk_widget_get_pango_context(fe
->area
));
279 pango_layout_set_font_description(layout
, fe
->fonts
[i
].desc
);
280 pango_layout_set_text(layout
, text
, strlen(text
));
281 pango_layout_get_pixel_extents(layout
, NULL
, &rect
);
283 if (align
& ALIGN_VCENTRE
)
284 rect
.y
-= rect
.height
/ 2;
286 rect
.y
-= rect
.height
;
288 if (align
& ALIGN_HCENTRE
)
289 rect
.x
-= rect
.width
/ 2;
290 else if (align
& ALIGN_HRIGHT
)
291 rect
.x
-= rect
.width
;
293 gdk_draw_layout(fe
->pixmap
, fe
->gc
, rect
.x
+ x
, rect
.y
+ y
, layout
);
295 g_object_unref(layout
);
300 * Find string dimensions and process alignment.
303 int lb
, rb
, wid
, asc
, desc
;
306 * Measure vertical string extents with respect to the same
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;
318 * ... but horizontal extents with respect to the provided
319 * string. This means that multiple pieces of text centred
320 * on the same y-coordinate don't have different baselines.
322 gdk_string_extents(fe
->fonts
[i
].font
, text
,
323 &lb
, &rb
, &wid
, &asc
, &desc
);
325 if (align
& ALIGN_HCENTRE
)
327 else if (align
& ALIGN_HRIGHT
)
333 * Actually draw the text.
335 gdk_draw_string(fe
->pixmap
, fe
->fonts
[i
].font
, fe
->gc
, x
, y
, text
);
340 void gtk_draw_rect(void *handle
, int x
, int y
, int w
, int h
, int colour
)
342 frontend
*fe
= (frontend
*)handle
;
343 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
344 gdk_draw_rectangle(fe
->pixmap
, fe
->gc
, 1, x
, y
, w
, h
);
347 void gtk_draw_line(void *handle
, int x1
, int y1
, int x2
, int y2
, int colour
)
349 frontend
*fe
= (frontend
*)handle
;
350 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
351 gdk_draw_line(fe
->pixmap
, fe
->gc
, x1
, y1
, x2
, y2
);
354 void gtk_draw_poly(void *handle
, int *coords
, int npoints
,
355 int fillcolour
, int outlinecolour
)
357 frontend
*fe
= (frontend
*)handle
;
358 GdkPoint
*points
= snewn(npoints
, GdkPoint
);
361 for (i
= 0; i
< npoints
; i
++) {
362 points
[i
].x
= coords
[i
*2];
363 points
[i
].y
= coords
[i
*2+1];
366 if (fillcolour
>= 0) {
367 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[fillcolour
]);
368 gdk_draw_polygon(fe
->pixmap
, fe
->gc
, TRUE
, points
, npoints
);
370 assert(outlinecolour
>= 0);
371 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[outlinecolour
]);
374 * In principle we ought to be able to use gdk_draw_polygon for
375 * the outline as well. In fact, it turns out to interact badly
376 * with a clipping region, for no terribly obvious reason, so I
377 * draw the outline as a sequence of lines instead.
379 for (i
= 0; i
< npoints
; i
++)
380 gdk_draw_line(fe
->pixmap
, fe
->gc
,
381 points
[i
].x
, points
[i
].y
,
382 points
[(i
+1)%npoints
].x
, points
[(i
+1)%npoints
].y
);
387 void gtk_draw_circle(void *handle
, int cx
, int cy
, int radius
,
388 int fillcolour
, int outlinecolour
)
390 frontend
*fe
= (frontend
*)handle
;
391 if (fillcolour
>= 0) {
392 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[fillcolour
]);
393 gdk_draw_arc(fe
->pixmap
, fe
->gc
, TRUE
,
394 cx
- radius
, cy
- radius
,
395 2 * radius
, 2 * radius
, 0, 360 * 64);
398 assert(outlinecolour
>= 0);
399 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[outlinecolour
]);
400 gdk_draw_arc(fe
->pixmap
, fe
->gc
, FALSE
,
401 cx
- radius
, cy
- radius
,
402 2 * radius
, 2 * radius
, 0, 360 * 64);
410 blitter
*gtk_blitter_new(void *handle
, int w
, int h
)
413 * We can't create the pixmap right now, because fe->window
414 * might not yet exist. So we just cache w and h and create it
415 * during the firs call to blitter_save.
417 blitter
*bl
= snew(blitter
);
424 void gtk_blitter_free(void *handle
, blitter
*bl
)
427 gdk_pixmap_unref(bl
->pixmap
);
431 void gtk_blitter_save(void *handle
, blitter
*bl
, int x
, int y
)
433 frontend
*fe
= (frontend
*)handle
;
435 bl
->pixmap
= gdk_pixmap_new(fe
->area
->window
, bl
->w
, bl
->h
, -1);
438 gdk_draw_pixmap(bl
->pixmap
,
439 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
441 x
, y
, 0, 0, bl
->w
, bl
->h
);
444 void gtk_blitter_load(void *handle
, blitter
*bl
, int x
, int y
)
446 frontend
*fe
= (frontend
*)handle
;
448 if (x
== BLITTER_FROMSAVED
&& y
== BLITTER_FROMSAVED
) {
452 gdk_draw_pixmap(fe
->pixmap
,
453 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
455 0, 0, x
, y
, bl
->w
, bl
->h
);
458 void gtk_draw_update(void *handle
, int x
, int y
, int w
, int h
)
460 frontend
*fe
= (frontend
*)handle
;
461 if (fe
->bbox_l
> x
) fe
->bbox_l
= x
;
462 if (fe
->bbox_r
< x
+w
) fe
->bbox_r
= x
+w
;
463 if (fe
->bbox_u
> y
) fe
->bbox_u
= y
;
464 if (fe
->bbox_d
< y
+h
) fe
->bbox_d
= y
+h
;
467 void gtk_end_draw(void *handle
)
469 frontend
*fe
= (frontend
*)handle
;
470 gdk_gc_unref(fe
->gc
);
473 if (fe
->bbox_l
< fe
->bbox_r
&& fe
->bbox_u
< fe
->bbox_d
) {
474 gdk_draw_pixmap(fe
->area
->window
,
475 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
477 fe
->bbox_l
, fe
->bbox_u
,
478 fe
->ox
+ fe
->bbox_l
, fe
->oy
+ fe
->bbox_u
,
479 fe
->bbox_r
- fe
->bbox_l
, fe
->bbox_d
- fe
->bbox_u
);
483 const struct drawing_api gtk_drawing
= {
499 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, /* {begin,end}_{doc,page,puzzle} */
500 NULL
, /* line_width */
503 static void destroy(GtkWidget
*widget
, gpointer data
)
505 frontend
*fe
= (frontend
*)data
;
506 deactivate_timer(fe
);
511 static gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
513 frontend
*fe
= (frontend
*)data
;
515 int shift
= (event
->state
& GDK_SHIFT_MASK
) ? MOD_SHFT
: 0;
516 int ctrl
= (event
->state
& GDK_CONTROL_MASK
) ? MOD_CTRL
: 0;
521 if (event
->keyval
== GDK_Up
)
522 keyval
= shift
| ctrl
| CURSOR_UP
;
523 else if (event
->keyval
== GDK_KP_Up
|| event
->keyval
== GDK_KP_8
)
524 keyval
= MOD_NUM_KEYPAD
| '8';
525 else if (event
->keyval
== GDK_Down
)
526 keyval
= shift
| ctrl
| CURSOR_DOWN
;
527 else if (event
->keyval
== GDK_KP_Down
|| event
->keyval
== GDK_KP_2
)
528 keyval
= MOD_NUM_KEYPAD
| '2';
529 else if (event
->keyval
== GDK_Left
)
530 keyval
= shift
| ctrl
| CURSOR_LEFT
;
531 else if (event
->keyval
== GDK_KP_Left
|| event
->keyval
== GDK_KP_4
)
532 keyval
= MOD_NUM_KEYPAD
| '4';
533 else if (event
->keyval
== GDK_Right
)
534 keyval
= shift
| ctrl
| CURSOR_RIGHT
;
535 else if (event
->keyval
== GDK_KP_Right
|| event
->keyval
== GDK_KP_6
)
536 keyval
= MOD_NUM_KEYPAD
| '6';
537 else if (event
->keyval
== GDK_KP_Home
|| event
->keyval
== GDK_KP_7
)
538 keyval
= MOD_NUM_KEYPAD
| '7';
539 else if (event
->keyval
== GDK_KP_End
|| event
->keyval
== GDK_KP_1
)
540 keyval
= MOD_NUM_KEYPAD
| '1';
541 else if (event
->keyval
== GDK_KP_Page_Up
|| event
->keyval
== GDK_KP_9
)
542 keyval
= MOD_NUM_KEYPAD
| '9';
543 else if (event
->keyval
== GDK_KP_Page_Down
|| event
->keyval
== GDK_KP_3
)
544 keyval
= MOD_NUM_KEYPAD
| '3';
545 else if (event
->keyval
== GDK_KP_Insert
|| event
->keyval
== GDK_KP_0
)
546 keyval
= MOD_NUM_KEYPAD
| '0';
547 else if (event
->keyval
== GDK_KP_Begin
|| event
->keyval
== GDK_KP_5
)
548 keyval
= MOD_NUM_KEYPAD
| '5';
549 else if (event
->keyval
== GDK_BackSpace
||
550 event
->keyval
== GDK_Delete
||
551 event
->keyval
== GDK_KP_Delete
)
553 else if (event
->string
[0] && !event
->string
[1])
554 keyval
= (unsigned char)event
->string
[0];
559 !midend_process_key(fe
->me
, 0, 0, keyval
))
560 gtk_widget_destroy(fe
->window
);
565 static gint
button_event(GtkWidget
*widget
, GdkEventButton
*event
,
568 frontend
*fe
= (frontend
*)data
;
574 if (event
->type
!= GDK_BUTTON_PRESS
&& event
->type
!= GDK_BUTTON_RELEASE
)
577 if (event
->button
== 2 || (event
->state
& GDK_SHIFT_MASK
))
578 button
= MIDDLE_BUTTON
;
579 else if (event
->button
== 3 || (event
->state
& GDK_MOD1_MASK
))
580 button
= RIGHT_BUTTON
;
581 else if (event
->button
== 1)
582 button
= LEFT_BUTTON
;
584 return FALSE
; /* don't even know what button! */
586 if (event
->type
== GDK_BUTTON_RELEASE
)
587 button
+= LEFT_RELEASE
- LEFT_BUTTON
;
589 if (!midend_process_key(fe
->me
, event
->x
- fe
->ox
,
590 event
->y
- fe
->oy
, button
))
591 gtk_widget_destroy(fe
->window
);
596 static gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
,
599 frontend
*fe
= (frontend
*)data
;
605 if (event
->state
& (GDK_BUTTON2_MASK
| GDK_SHIFT_MASK
))
606 button
= MIDDLE_DRAG
;
607 else if (event
->state
& GDK_BUTTON1_MASK
)
609 else if (event
->state
& GDK_BUTTON3_MASK
)
612 return FALSE
; /* don't even know what button! */
614 if (!midend_process_key(fe
->me
, event
->x
- fe
->ox
,
615 event
->y
- fe
->oy
, button
))
616 gtk_widget_destroy(fe
->window
);
621 static gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
,
624 frontend
*fe
= (frontend
*)data
;
627 gdk_draw_pixmap(widget
->window
,
628 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
630 event
->area
.x
- fe
->ox
, event
->area
.y
- fe
->oy
,
631 event
->area
.x
, event
->area
.y
,
632 event
->area
.width
, event
->area
.height
);
637 static gint
map_window(GtkWidget
*widget
, GdkEvent
*event
,
640 frontend
*fe
= (frontend
*)data
;
643 * Apparently we need to do this because otherwise the status
644 * bar will fail to update immediately. Annoying, but there we
647 gtk_widget_queue_draw(fe
->window
);
652 static gint
configure_area(GtkWidget
*widget
,
653 GdkEventConfigure
*event
, gpointer data
)
655 frontend
*fe
= (frontend
*)data
;
660 gdk_pixmap_unref(fe
->pixmap
);
662 x
= fe
->w
= event
->width
;
663 y
= fe
->h
= event
->height
;
664 midend_size(fe
->me
, &x
, &y
, TRUE
);
667 fe
->ox
= (fe
->w
- fe
->pw
) / 2;
668 fe
->oy
= (fe
->h
- fe
->ph
) / 2;
670 fe
->pixmap
= gdk_pixmap_new(widget
->window
, fe
->pw
, fe
->ph
, -1);
672 gc
= gdk_gc_new(fe
->area
->window
);
673 gdk_gc_set_foreground(gc
, &fe
->colours
[0]);
674 gdk_draw_rectangle(fe
->pixmap
, gc
, 1, 0, 0, fe
->pw
, fe
->ph
);
675 gdk_draw_rectangle(widget
->window
, gc
, 1, 0, 0,
676 event
->width
, event
->height
);
679 midend_force_redraw(fe
->me
);
684 static gint
timer_func(gpointer data
)
686 frontend
*fe
= (frontend
*)data
;
688 if (fe
->timer_active
) {
691 gettimeofday(&now
, NULL
);
692 elapsed
= ((now
.tv_usec
- fe
->last_time
.tv_usec
) * 0.000001F
+
693 (now
.tv_sec
- fe
->last_time
.tv_sec
));
694 midend_timer(fe
->me
, elapsed
); /* may clear timer_active */
698 return fe
->timer_active
;
701 void deactivate_timer(frontend
*fe
)
704 return; /* can happen due to --generate */
705 if (fe
->timer_active
)
706 gtk_timeout_remove(fe
->timer_id
);
707 fe
->timer_active
= FALSE
;
710 void activate_timer(frontend
*fe
)
713 return; /* can happen due to --generate */
714 if (!fe
->timer_active
) {
715 fe
->timer_id
= gtk_timeout_add(20, timer_func
, fe
);
716 gettimeofday(&fe
->last_time
, NULL
);
718 fe
->timer_active
= TRUE
;
721 static void window_destroy(GtkWidget
*widget
, gpointer data
)
726 static void msgbox_button_clicked(GtkButton
*button
, gpointer data
)
728 GtkWidget
*window
= GTK_WIDGET(data
);
731 ip
= (int *)gtk_object_get_data(GTK_OBJECT(window
), "user-data");
732 v
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(button
), "user-data"));
735 gtk_widget_destroy(GTK_WIDGET(data
));
738 static int win_key_press(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
740 GtkObject
*cancelbutton
= GTK_OBJECT(data
);
743 * `Escape' effectively clicks the cancel button
745 if (event
->keyval
== GDK_Escape
) {
746 gtk_signal_emit_by_name(GTK_OBJECT(cancelbutton
), "clicked");
753 enum { MB_OK
, MB_YESNO
};
755 int message_box(GtkWidget
*parent
, char *title
, char *msg
, int centre
,
758 GtkWidget
*window
, *hbox
, *text
, *button
;
762 window
= gtk_dialog_new();
763 text
= gtk_label_new(msg
);
764 gtk_misc_set_alignment(GTK_MISC(text
), 0.0, 0.0);
765 hbox
= gtk_hbox_new(FALSE
, 0);
766 gtk_box_pack_start(GTK_BOX(hbox
), text
, FALSE
, FALSE
, 20);
767 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window
)->vbox
),
768 hbox
, FALSE
, FALSE
, 20);
769 gtk_widget_show(text
);
770 gtk_widget_show(hbox
);
771 gtk_window_set_title(GTK_WINDOW(window
), title
);
772 gtk_label_set_line_wrap(GTK_LABEL(text
), TRUE
);
778 assert(type
== MB_YESNO
);
779 titles
= "Yes\0No\0";
786 button
= gtk_button_new_with_label(titles
);
787 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(window
)->action_area
),
788 button
, FALSE
, FALSE
, 0);
789 gtk_widget_show(button
);
791 GTK_WIDGET_SET_FLAGS(button
, GTK_CAN_DEFAULT
);
792 gtk_window_set_default(GTK_WINDOW(window
), button
);
795 gtk_signal_connect(GTK_OBJECT(window
), "key_press_event",
796 GTK_SIGNAL_FUNC(win_key_press
), button
);
798 gtk_signal_connect(GTK_OBJECT(button
), "clicked",
799 GTK_SIGNAL_FUNC(msgbox_button_clicked
), window
);
800 gtk_object_set_data(GTK_OBJECT(button
), "user-data",
802 titles
+= strlen(titles
)+1;
805 gtk_object_set_data(GTK_OBJECT(window
), "user-data",
806 GINT_TO_POINTER(&i
));
807 gtk_signal_connect(GTK_OBJECT(window
), "destroy",
808 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
809 gtk_window_set_modal(GTK_WINDOW(window
), TRUE
);
810 gtk_window_set_transient_for(GTK_WINDOW(window
), GTK_WINDOW(parent
));
811 /* set_transient_window_pos(parent, window); */
812 gtk_widget_show(window
);
815 return (type
== MB_YESNO ? i
== 0 : TRUE
);
818 void error_box(GtkWidget
*parent
, char *msg
)
820 message_box(parent
, "Error", msg
, FALSE
, MB_OK
);
823 static void config_ok_button_clicked(GtkButton
*button
, gpointer data
)
825 frontend
*fe
= (frontend
*)data
;
828 err
= midend_set_config(fe
->me
, fe
->cfg_which
, fe
->cfg
);
831 error_box(fe
->cfgbox
, err
);
834 gtk_widget_destroy(fe
->cfgbox
);
838 static void config_cancel_button_clicked(GtkButton
*button
, gpointer data
)
840 frontend
*fe
= (frontend
*)data
;
842 gtk_widget_destroy(fe
->cfgbox
);
845 static int editbox_key(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
848 * GtkEntry has a nasty habit of eating the Return key, which
849 * is unhelpful since it doesn't actually _do_ anything with it
850 * (it calls gtk_widget_activate, but our edit boxes never need
851 * activating). So I catch Return before GtkEntry sees it, and
852 * pass it straight on to the parent widget. Effect: hitting
853 * Return in an edit box will now activate the default button
854 * in the dialog just like it will everywhere else.
856 if (event
->keyval
== GDK_Return
&& widget
->parent
!= NULL
) {
858 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget
), "key_press_event");
859 gtk_signal_emit_by_name(GTK_OBJECT(widget
->parent
), "key_press_event",
866 static void editbox_changed(GtkEditable
*ed
, gpointer data
)
868 config_item
*i
= (config_item
*)data
;
871 i
->sval
= dupstr(gtk_entry_get_text(GTK_ENTRY(ed
)));
874 static void button_toggled(GtkToggleButton
*tb
, gpointer data
)
876 config_item
*i
= (config_item
*)data
;
878 i
->ival
= gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tb
));
881 static void droplist_sel(GtkMenuItem
*item
, gpointer data
)
883 config_item
*i
= (config_item
*)data
;
885 i
->ival
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item
),
889 static int get_config(frontend
*fe
, int which
)
891 GtkWidget
*w
, *table
, *cancel
;
896 fe
->cfg
= midend_get_config(fe
->me
, which
, &title
);
897 fe
->cfg_which
= which
;
900 fe
->cfgbox
= gtk_dialog_new();
901 gtk_window_set_title(GTK_WINDOW(fe
->cfgbox
), title
);
904 w
= gtk_button_new_with_label("OK");
905 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->action_area
),
908 GTK_WIDGET_SET_FLAGS(w
, GTK_CAN_DEFAULT
);
909 gtk_window_set_default(GTK_WINDOW(fe
->cfgbox
), w
);
910 gtk_signal_connect(GTK_OBJECT(w
), "clicked",
911 GTK_SIGNAL_FUNC(config_ok_button_clicked
), fe
);
913 w
= gtk_button_new_with_label("Cancel");
914 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->action_area
),
917 gtk_signal_connect(GTK_OBJECT(w
), "clicked",
918 GTK_SIGNAL_FUNC(config_cancel_button_clicked
), fe
);
921 table
= gtk_table_new(1, 2, FALSE
);
923 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->vbox
),
924 table
, FALSE
, FALSE
, 0);
925 gtk_widget_show(table
);
927 for (i
= fe
->cfg
; i
->type
!= C_END
; i
++) {
928 gtk_table_resize(GTK_TABLE(table
), y
+1, 2);
933 * Edit box with a label beside it.
936 w
= gtk_label_new(i
->name
);
937 gtk_misc_set_alignment(GTK_MISC(w
), 0.0, 0.5);
938 gtk_table_attach(GTK_TABLE(table
), w
, 0, 1, y
, y
+1,
939 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
940 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
945 gtk_table_attach(GTK_TABLE(table
), w
, 1, 2, y
, y
+1,
946 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
947 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
949 gtk_entry_set_text(GTK_ENTRY(w
), i
->sval
);
950 gtk_signal_connect(GTK_OBJECT(w
), "changed",
951 GTK_SIGNAL_FUNC(editbox_changed
), i
);
952 gtk_signal_connect(GTK_OBJECT(w
), "key_press_event",
953 GTK_SIGNAL_FUNC(editbox_key
), NULL
);
962 w
= gtk_check_button_new_with_label(i
->name
);
963 gtk_signal_connect(GTK_OBJECT(w
), "toggled",
964 GTK_SIGNAL_FUNC(button_toggled
), i
);
965 gtk_table_attach(GTK_TABLE(table
), w
, 0, 2, y
, y
+1,
966 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
967 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
969 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w
), i
->ival
);
975 * Drop-down list (GtkOptionMenu).
978 w
= gtk_label_new(i
->name
);
979 gtk_misc_set_alignment(GTK_MISC(w
), 0.0, 0.5);
980 gtk_table_attach(GTK_TABLE(table
), w
, 0, 1, y
, y
+1,
981 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
982 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
986 w
= gtk_option_menu_new();
987 gtk_table_attach(GTK_TABLE(table
), w
, 1, 2, y
, y
+1,
988 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
989 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
997 GtkWidget
*menu
= gtk_menu_new();
999 gtk_option_menu_set_menu(GTK_OPTION_MENU(w
), menu
);
1007 while (*q
&& *q
!= c
)
1010 name
= snewn(q
-p
+1, char);
1011 strncpy(name
, p
, q
-p
);
1014 if (*q
) q
++; /* eat delimiter */
1016 menuitem
= gtk_menu_item_new_with_label(name
);
1017 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1018 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1019 GINT_TO_POINTER(val
));
1020 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1021 GTK_SIGNAL_FUNC(droplist_sel
), i
);
1022 gtk_widget_show(menuitem
);
1029 gtk_option_menu_set_history(GTK_OPTION_MENU(w
), i
->ival
);
1038 gtk_signal_connect(GTK_OBJECT(fe
->cfgbox
), "destroy",
1039 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
1040 gtk_signal_connect(GTK_OBJECT(fe
->cfgbox
), "key_press_event",
1041 GTK_SIGNAL_FUNC(win_key_press
), cancel
);
1042 gtk_window_set_modal(GTK_WINDOW(fe
->cfgbox
), TRUE
);
1043 gtk_window_set_transient_for(GTK_WINDOW(fe
->cfgbox
),
1044 GTK_WINDOW(fe
->window
));
1045 /* set_transient_window_pos(fe->window, fe->cfgbox); */
1046 gtk_widget_show(fe
->cfgbox
);
1054 static void menu_key_event(GtkMenuItem
*menuitem
, gpointer data
)
1056 frontend
*fe
= (frontend
*)data
;
1057 int key
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem
),
1059 if (!midend_process_key(fe
->me
, 0, 0, key
))
1060 gtk_widget_destroy(fe
->window
);
1063 static void get_size(frontend
*fe
, int *px
, int *py
)
1068 * Currently I don't want to make the GTK port scale large
1069 * puzzles to fit on the screen. This is because X does permit
1070 * extremely large windows and many window managers provide a
1071 * means of navigating round them, and the users I consulted
1072 * before deciding said that they'd rather have enormous puzzle
1073 * windows spanning multiple screen pages than have them
1074 * shrunk. I could change my mind later or introduce
1075 * configurability; this would be the place to do so, by
1076 * replacing the initial values of x and y with the screen
1081 midend_size(fe
->me
, &x
, &y
, FALSE
);
1086 #if !GTK_CHECK_VERSION(2,0,0)
1087 #define gtk_window_resize(win, x, y) \
1088 gdk_window_resize(GTK_WIDGET(win)->window, x, y)
1091 static void menu_preset_event(GtkMenuItem
*menuitem
, gpointer data
)
1093 frontend
*fe
= (frontend
*)data
;
1094 game_params
*params
=
1095 (game_params
*)gtk_object_get_data(GTK_OBJECT(menuitem
), "user-data");
1098 midend_set_params(fe
->me
, params
);
1099 midend_new_game(fe
->me
);
1100 get_size(fe
, &x
, &y
);
1103 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1106 gtk_widget_size_request(GTK_WIDGET(fe
->window
), &req
);
1107 gtk_window_resize(GTK_WINDOW(fe
->window
), req
.width
, req
.height
);
1111 GdkAtom compound_text_atom
, utf8_string_atom
;
1112 int paste_initialised
= FALSE
;
1116 unsigned char empty
[] = { 0 };
1118 if (paste_initialised
)
1121 if (!compound_text_atom
)
1122 compound_text_atom
= gdk_atom_intern("COMPOUND_TEXT", FALSE
);
1123 if (!utf8_string_atom
)
1124 utf8_string_atom
= gdk_atom_intern("UTF8_STRING", FALSE
);
1127 * Ensure that all the cut buffers exist - according to the
1128 * ICCCM, we must do this before we start using cut buffers.
1130 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1131 XA_CUT_BUFFER0
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1132 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1133 XA_CUT_BUFFER1
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1134 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1135 XA_CUT_BUFFER2
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1136 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1137 XA_CUT_BUFFER3
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1138 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1139 XA_CUT_BUFFER4
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1140 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1141 XA_CUT_BUFFER5
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1142 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1143 XA_CUT_BUFFER6
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1144 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1145 XA_CUT_BUFFER7
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1148 /* Store data in a cut-buffer. */
1149 void store_cutbuffer(char *ptr
, int len
)
1151 /* ICCCM says we must rotate the buffers before storing to buffer 0. */
1152 XRotateBuffers(GDK_DISPLAY(), 1);
1153 XStoreBytes(GDK_DISPLAY(), ptr
, len
);
1156 void write_clip(frontend
*fe
, char *data
)
1161 sfree(fe
->paste_data
);
1164 * For this simple application we can safely assume that the
1165 * data passed to this function is pure ASCII, which means we
1166 * can return precisely the same stuff for types STRING,
1167 * COMPOUND_TEXT or UTF8_STRING.
1170 fe
->paste_data
= data
;
1171 fe
->paste_data_len
= strlen(data
);
1173 store_cutbuffer(fe
->paste_data
, fe
->paste_data_len
);
1175 if (gtk_selection_owner_set(fe
->area
, GDK_SELECTION_PRIMARY
,
1177 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1178 GDK_SELECTION_TYPE_STRING
, 1);
1179 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1180 compound_text_atom
, 1);
1181 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1182 utf8_string_atom
, 1);
1186 void selection_get(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1187 guint info
, guint time_stamp
, gpointer data
)
1189 frontend
*fe
= (frontend
*)data
;
1190 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1191 fe
->paste_data
, fe
->paste_data_len
);
1194 gint
selection_clear(GtkWidget
*widget
, GdkEventSelection
*seldata
,
1197 frontend
*fe
= (frontend
*)data
;
1200 sfree(fe
->paste_data
);
1201 fe
->paste_data
= NULL
;
1202 fe
->paste_data_len
= 0;
1206 static void menu_copy_event(GtkMenuItem
*menuitem
, gpointer data
)
1208 frontend
*fe
= (frontend
*)data
;
1211 text
= midend_text_format(fe
->me
);
1214 write_clip(fe
, text
);
1220 static void filesel_ok(GtkButton
*button
, gpointer data
)
1222 frontend
*fe
= (frontend
*)data
;
1224 gpointer filesel
= gtk_object_get_data(GTK_OBJECT(button
), "user-data");
1227 gtk_file_selection_get_filename(GTK_FILE_SELECTION(filesel
));
1229 fe
->filesel_name
= dupstr(name
);
1232 static char *file_selector(frontend
*fe
, char *title
, int save
)
1234 GtkWidget
*filesel
=
1235 gtk_file_selection_new(title
);
1237 fe
->filesel_name
= NULL
;
1239 gtk_window_set_modal(GTK_WINDOW(filesel
), TRUE
);
1241 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->ok_button
), "user-data",
1244 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->ok_button
), "clicked",
1245 GTK_SIGNAL_FUNC(filesel_ok
), fe
);
1246 gtk_signal_connect_object
1247 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->ok_button
), "clicked",
1248 GTK_SIGNAL_FUNC(gtk_widget_destroy
), (gpointer
)filesel
);
1249 gtk_signal_connect_object
1250 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->cancel_button
), "clicked",
1251 GTK_SIGNAL_FUNC(gtk_widget_destroy
), (gpointer
)filesel
);
1252 gtk_signal_connect(GTK_OBJECT(filesel
), "destroy",
1253 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
1254 gtk_widget_show(filesel
);
1255 gtk_window_set_transient_for(GTK_WINDOW(filesel
), GTK_WINDOW(fe
->window
));
1258 return fe
->filesel_name
;
1261 static void savefile_write(void *wctx
, void *buf
, int len
)
1263 FILE *fp
= (FILE *)wctx
;
1264 fwrite(buf
, 1, len
, fp
);
1267 static int savefile_read(void *wctx
, void *buf
, int len
)
1269 FILE *fp
= (FILE *)wctx
;
1272 ret
= fread(buf
, 1, len
, fp
);
1273 return (ret
== len
);
1276 static void menu_save_event(GtkMenuItem
*menuitem
, gpointer data
)
1278 frontend
*fe
= (frontend
*)data
;
1281 name
= file_selector(fe
, "Enter name of game file to save", TRUE
);
1286 if ((fp
= fopen(name
, "r")) != NULL
) {
1287 char buf
[256 + FILENAME_MAX
];
1291 sprintf(buf
, "Are you sure you want to overwrite the"
1293 FILENAME_MAX
, name
);
1294 if (!message_box(fe
->window
, "Question", buf
, TRUE
, MB_YESNO
))
1298 fp
= fopen(name
, "w");
1302 error_box(fe
->window
, "Unable to open save file");
1306 midend_serialise(fe
->me
, savefile_write
, fp
);
1312 static void menu_load_event(GtkMenuItem
*menuitem
, gpointer data
)
1314 frontend
*fe
= (frontend
*)data
;
1318 name
= file_selector(fe
, "Enter name of saved game file to load", FALSE
);
1321 FILE *fp
= fopen(name
, "r");
1325 error_box(fe
->window
, "Unable to open saved game file");
1329 err
= midend_deserialise(fe
->me
, savefile_read
, fp
);
1334 error_box(fe
->window
, err
);
1338 get_size(fe
, &x
, &y
);
1341 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1344 gtk_widget_size_request(GTK_WIDGET(fe
->window
), &req
);
1345 gtk_window_resize(GTK_WINDOW(fe
->window
), req
.width
, req
.height
);
1351 static void menu_solve_event(GtkMenuItem
*menuitem
, gpointer data
)
1353 frontend
*fe
= (frontend
*)data
;
1356 msg
= midend_solve(fe
->me
);
1359 error_box(fe
->window
, msg
);
1362 static void menu_restart_event(GtkMenuItem
*menuitem
, gpointer data
)
1364 frontend
*fe
= (frontend
*)data
;
1366 midend_restart_game(fe
->me
);
1369 static void menu_config_event(GtkMenuItem
*menuitem
, gpointer data
)
1371 frontend
*fe
= (frontend
*)data
;
1372 int which
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem
),
1376 if (!get_config(fe
, which
))
1379 midend_new_game(fe
->me
);
1380 get_size(fe
, &x
, &y
);
1383 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1386 gtk_widget_size_request(GTK_WIDGET(fe
->window
), &req
);
1387 gtk_window_resize(GTK_WINDOW(fe
->window
), req
.width
, req
.height
);
1391 static void menu_about_event(GtkMenuItem
*menuitem
, gpointer data
)
1393 frontend
*fe
= (frontend
*)data
;
1397 sprintf(titlebuf
, "About %.200s", thegame
.name
);
1400 "from Simon Tatham's Portable Puzzle Collection\n\n"
1401 "%.500s", thegame
.name
, ver
);
1403 message_box(fe
->window
, titlebuf
, textbuf
, TRUE
, MB_OK
);
1406 static GtkWidget
*add_menu_item_with_key(frontend
*fe
, GtkContainer
*cont
,
1407 char *text
, int key
)
1409 GtkWidget
*menuitem
= gtk_menu_item_new_with_label(text
);
1411 gtk_container_add(cont
, menuitem
);
1412 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1413 GINT_TO_POINTER(key
));
1414 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1415 GTK_SIGNAL_FUNC(menu_key_event
), fe
);
1416 switch (key
& ~0x1F) {
1419 keyqual
= GDK_CONTROL_MASK
;
1423 keyqual
= GDK_SHIFT_MASK
;
1429 gtk_widget_add_accelerator(menuitem
,
1430 "activate", fe
->accelgroup
,
1433 gtk_widget_show(menuitem
);
1437 static void add_menu_separator(GtkContainer
*cont
)
1439 GtkWidget
*menuitem
= gtk_menu_item_new();
1440 gtk_container_add(cont
, menuitem
);
1441 gtk_widget_show(menuitem
);
1444 static frontend
*new_window(char *arg
, char **error
)
1448 GtkWidget
*menubar
, *menu
, *menuitem
;
1452 fe
= snew(frontend
);
1454 fe
->timer_active
= FALSE
;
1457 fe
->me
= midend_new(fe
, &thegame
, >k_drawing
, fe
);
1465 * Try treating the argument as a game ID.
1467 err
= midend_game_id(fe
->me
, arg
);
1470 * It's a valid game ID.
1472 midend_new_game(fe
->me
);
1474 FILE *fp
= fopen(arg
, "r");
1476 sprintf(errbuf
, "Supplied argument is neither a game ID (%.400s)"
1477 " nor a save file (%.400s)", err
, strerror(errno
));
1479 err
= midend_deserialise(fe
->me
, savefile_read
, fp
);
1481 sprintf(errbuf
, "%.800s", err
);
1486 *error
= dupstr(errbuf
);
1487 midend_free(fe
->me
);
1493 midend_new_game(fe
->me
);
1496 fe
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
1497 gtk_window_set_title(GTK_WINDOW(fe
->window
), thegame
.name
);
1499 vbox
= GTK_BOX(gtk_vbox_new(FALSE
, 0));
1500 gtk_container_add(GTK_CONTAINER(fe
->window
), GTK_WIDGET(vbox
));
1501 gtk_widget_show(GTK_WIDGET(vbox
));
1503 fe
->accelgroup
= gtk_accel_group_new();
1504 gtk_window_add_accel_group(GTK_WINDOW(fe
->window
), fe
->accelgroup
);
1506 menubar
= gtk_menu_bar_new();
1507 gtk_box_pack_start(vbox
, menubar
, FALSE
, FALSE
, 0);
1508 gtk_widget_show(menubar
);
1510 menuitem
= gtk_menu_item_new_with_label("Game");
1511 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1512 gtk_widget_show(menuitem
);
1514 menu
= gtk_menu_new();
1515 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), menu
);
1517 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "New", 'n');
1519 menuitem
= gtk_menu_item_new_with_label("Restart");
1520 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1521 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1522 GTK_SIGNAL_FUNC(menu_restart_event
), fe
);
1523 gtk_widget_show(menuitem
);
1525 menuitem
= gtk_menu_item_new_with_label("Specific...");
1526 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1527 GINT_TO_POINTER(CFG_DESC
));
1528 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1529 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1530 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1531 gtk_widget_show(menuitem
);
1533 menuitem
= gtk_menu_item_new_with_label("Random Seed...");
1534 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1535 GINT_TO_POINTER(CFG_SEED
));
1536 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1537 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1538 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1539 gtk_widget_show(menuitem
);
1541 if ((n
= midend_num_presets(fe
->me
)) > 0 || thegame
.can_configure
) {
1545 menuitem
= gtk_menu_item_new_with_label("Type");
1546 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1547 gtk_widget_show(menuitem
);
1549 submenu
= gtk_menu_new();
1550 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), submenu
);
1552 for (i
= 0; i
< n
; i
++) {
1554 game_params
*params
;
1556 midend_fetch_preset(fe
->me
, i
, &name
, ¶ms
);
1558 menuitem
= gtk_menu_item_new_with_label(name
);
1559 gtk_container_add(GTK_CONTAINER(submenu
), menuitem
);
1560 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data", params
);
1561 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1562 GTK_SIGNAL_FUNC(menu_preset_event
), fe
);
1563 gtk_widget_show(menuitem
);
1566 if (thegame
.can_configure
) {
1567 menuitem
= gtk_menu_item_new_with_label("Custom...");
1568 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1569 GPOINTER_TO_INT(CFG_SETTINGS
));
1570 gtk_container_add(GTK_CONTAINER(submenu
), menuitem
);
1571 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1572 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1573 gtk_widget_show(menuitem
);
1577 add_menu_separator(GTK_CONTAINER(menu
));
1578 menuitem
= gtk_menu_item_new_with_label("Load");
1579 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1580 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1581 GTK_SIGNAL_FUNC(menu_load_event
), fe
);
1582 gtk_widget_show(menuitem
);
1583 menuitem
= gtk_menu_item_new_with_label("Save");
1584 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1585 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1586 GTK_SIGNAL_FUNC(menu_save_event
), fe
);
1587 gtk_widget_show(menuitem
);
1588 add_menu_separator(GTK_CONTAINER(menu
));
1589 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Undo", 'u');
1590 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Redo", 'r');
1591 if (thegame
.can_format_as_text
) {
1592 add_menu_separator(GTK_CONTAINER(menu
));
1593 menuitem
= gtk_menu_item_new_with_label("Copy");
1594 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1595 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1596 GTK_SIGNAL_FUNC(menu_copy_event
), fe
);
1597 gtk_widget_show(menuitem
);
1599 if (thegame
.can_solve
) {
1600 add_menu_separator(GTK_CONTAINER(menu
));
1601 menuitem
= gtk_menu_item_new_with_label("Solve");
1602 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1603 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1604 GTK_SIGNAL_FUNC(menu_solve_event
), fe
);
1605 gtk_widget_show(menuitem
);
1607 add_menu_separator(GTK_CONTAINER(menu
));
1608 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Exit", 'q');
1610 menuitem
= gtk_menu_item_new_with_label("Help");
1611 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1612 gtk_widget_show(menuitem
);
1614 menu
= gtk_menu_new();
1615 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), menu
);
1617 menuitem
= gtk_menu_item_new_with_label("About");
1618 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1619 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1620 GTK_SIGNAL_FUNC(menu_about_event
), fe
);
1621 gtk_widget_show(menuitem
);
1628 fe
->colmap
= gdk_colormap_get_system();
1629 colours
= midend_colours(fe
->me
, &ncolours
);
1630 fe
->ncolours
= ncolours
;
1631 fe
->colours
= snewn(ncolours
, GdkColor
);
1632 for (i
= 0; i
< ncolours
; i
++) {
1633 fe
->colours
[i
].red
= colours
[i
*3] * 0xFFFF;
1634 fe
->colours
[i
].green
= colours
[i
*3+1] * 0xFFFF;
1635 fe
->colours
[i
].blue
= colours
[i
*3+2] * 0xFFFF;
1637 success
= snewn(ncolours
, gboolean
);
1638 gdk_colormap_alloc_colors(fe
->colmap
, fe
->colours
, ncolours
,
1639 FALSE
, FALSE
, success
);
1640 for (i
= 0; i
< ncolours
; i
++) {
1642 g_error("couldn't allocate colour %d (#%02x%02x%02x)\n",
1643 i
, fe
->colours
[i
].red
>> 8,
1644 fe
->colours
[i
].green
>> 8,
1645 fe
->colours
[i
].blue
>> 8);
1649 if (midend_wants_statusbar(fe
->me
)) {
1650 GtkWidget
*viewport
;
1653 viewport
= gtk_viewport_new(NULL
, NULL
);
1654 gtk_viewport_set_shadow_type(GTK_VIEWPORT(viewport
), GTK_SHADOW_NONE
);
1655 fe
->statusbar
= gtk_statusbar_new();
1656 gtk_container_add(GTK_CONTAINER(viewport
), fe
->statusbar
);
1657 gtk_widget_show(viewport
);
1658 gtk_box_pack_end(vbox
, viewport
, FALSE
, FALSE
, 0);
1659 gtk_widget_show(fe
->statusbar
);
1660 fe
->statusctx
= gtk_statusbar_get_context_id
1661 (GTK_STATUSBAR(fe
->statusbar
), "game");
1662 gtk_statusbar_push(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
,
1664 gtk_widget_size_request(fe
->statusbar
, &req
);
1666 /* For GTK 2.0, should we be using gtk_widget_set_size_request? */
1668 gtk_widget_set_usize(viewport
, -1, req
.height
);
1670 fe
->statusbar
= NULL
;
1672 fe
->area
= gtk_drawing_area_new();
1673 get_size(fe
, &x
, &y
);
1674 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1678 gtk_box_pack_end(vbox
, fe
->area
, TRUE
, TRUE
, 0);
1682 fe
->nfonts
= fe
->fontsize
= 0;
1684 fe
->paste_data
= NULL
;
1685 fe
->paste_data_len
= 0;
1687 gtk_signal_connect(GTK_OBJECT(fe
->window
), "destroy",
1688 GTK_SIGNAL_FUNC(destroy
), fe
);
1689 gtk_signal_connect(GTK_OBJECT(fe
->window
), "key_press_event",
1690 GTK_SIGNAL_FUNC(key_event
), fe
);
1691 gtk_signal_connect(GTK_OBJECT(fe
->area
), "button_press_event",
1692 GTK_SIGNAL_FUNC(button_event
), fe
);
1693 gtk_signal_connect(GTK_OBJECT(fe
->area
), "button_release_event",
1694 GTK_SIGNAL_FUNC(button_event
), fe
);
1695 gtk_signal_connect(GTK_OBJECT(fe
->area
), "motion_notify_event",
1696 GTK_SIGNAL_FUNC(motion_event
), fe
);
1697 gtk_signal_connect(GTK_OBJECT(fe
->area
), "selection_get",
1698 GTK_SIGNAL_FUNC(selection_get
), fe
);
1699 gtk_signal_connect(GTK_OBJECT(fe
->area
), "selection_clear_event",
1700 GTK_SIGNAL_FUNC(selection_clear
), fe
);
1701 gtk_signal_connect(GTK_OBJECT(fe
->area
), "expose_event",
1702 GTK_SIGNAL_FUNC(expose_area
), fe
);
1703 gtk_signal_connect(GTK_OBJECT(fe
->window
), "map_event",
1704 GTK_SIGNAL_FUNC(map_window
), fe
);
1705 gtk_signal_connect(GTK_OBJECT(fe
->area
), "configure_event",
1706 GTK_SIGNAL_FUNC(configure_area
), fe
);
1708 gtk_widget_add_events(GTK_WIDGET(fe
->area
),
1709 GDK_BUTTON_PRESS_MASK
|
1710 GDK_BUTTON_RELEASE_MASK
|
1711 GDK_BUTTON_MOTION_MASK
);
1713 gtk_widget_show(fe
->area
);
1714 gtk_widget_show(fe
->window
);
1716 gdk_window_set_background(fe
->area
->window
, &fe
->colours
[0]);
1717 gdk_window_set_background(fe
->window
->window
, &fe
->colours
[0]);
1722 char *fgetline(FILE *fp
)
1724 char *ret
= snewn(512, char);
1725 int size
= 512, len
= 0;
1726 while (fgets(ret
+ len
, size
- len
, fp
)) {
1727 len
+= strlen(ret
+ len
);
1728 if (ret
[len
-1] == '\n')
1729 break; /* got a newline, we're done */
1731 ret
= sresize(ret
, size
, char);
1733 if (len
== 0) { /* first fgets returned NULL */
1741 int main(int argc
, char **argv
)
1743 char *pname
= argv
[0];
1745 int ngenerate
= 0, print
= FALSE
, px
= 1, py
= 1;
1746 int soln
= FALSE
, colour
= FALSE
;
1749 int doing_opts
= TRUE
;
1755 * Command line parsing in this function is rather fiddly,
1756 * because GTK wants to have a go at argc/argv _first_ - and
1757 * yet we can't let it, because gtk_init() will bomb out if it
1758 * can't open an X display, whereas in fact we want to permit
1759 * our --generate and --print modes to run without an X
1763 * - we parse the command line ourselves, without modifying
1765 * - if we encounter an error which might plausibly be the
1766 * result of a GTK command line (i.e. not detailed errors in
1767 * particular options of ours) we store the error message
1768 * and terminate parsing.
1769 * - if we got enough out of the command line to know it
1770 * specifies a non-X mode of operation, we either display
1771 * the stored error and return failure, or if there is no
1772 * stored error we do the non-X operation and return
1774 * - otherwise, we go straight to gtk_init().
1780 if (doing_opts
&& !strcmp(p
, "--version")) {
1781 printf("%s, from Simon Tatham's Portable Puzzle Collection\n%s\n",
1784 } else if (doing_opts
&& !strcmp(p
, "--generate")) {
1786 ngenerate
= atoi(*++av
);
1788 fprintf(stderr
, "%s: '--generate' expected a number\n",
1794 } else if (doing_opts
&& !strcmp(p
, "--print")) {
1795 if (!thegame
.can_print
) {
1796 fprintf(stderr
, "%s: this game does not support printing\n",
1803 if (sscanf(dim
, "%dx%d", &px
, &py
) != 2) {
1804 fprintf(stderr
, "%s: unable to parse argument '%s' to "
1805 "'--print'\n", pname
, dim
);
1811 } else if (doing_opts
&& !strcmp(p
, "--scale")) {
1813 scale
= atof(*++av
);
1815 fprintf(stderr
, "%s: no argument supplied to '--scale'\n",
1819 } else if (doing_opts
&& (!strcmp(p
, "--with-solutions") ||
1820 !strcmp(p
, "--with-solution") ||
1821 !strcmp(p
, "--with-solns") ||
1822 !strcmp(p
, "--with-soln") ||
1823 !strcmp(p
, "--solutions") ||
1824 !strcmp(p
, "--solution") ||
1825 !strcmp(p
, "--solns") ||
1826 !strcmp(p
, "--soln"))) {
1828 } else if (doing_opts
&& !strcmp(p
, "--colour")) {
1829 if (!thegame
.can_print_in_colour
) {
1830 fprintf(stderr
, "%s: this game does not support colour"
1831 " printing\n", pname
);
1835 } else if (doing_opts
&& !strcmp(p
, "--")) {
1837 } else if (!doing_opts
|| p
[0] != '-') {
1839 fprintf(stderr
, "%s: more than one argument supplied\n",
1845 sprintf(errbuf
, "%.100s: unrecognised option '%.100s'\n",
1852 * Special standalone mode for generating puzzle IDs on the
1853 * command line. Useful for generating puzzles to be printed
1854 * out and solved offline (for puzzles where that even makes
1855 * sense - Solo, for example, is a lot more pencil-and-paper
1856 * friendly than Twiddle!)
1860 * <puzzle-name> --generate [<n> [<params>]]
1862 * <n>, if present, is the number of puzzle IDs to generate.
1863 * <params>, if present, is the same type of parameter string
1864 * you would pass to the puzzle when running it in GUI mode,
1865 * including optional extras such as the expansion factor in
1866 * Rectangles and the difficulty level in Solo.
1868 * If you specify <params>, you must also specify <n> (although
1869 * you may specify it to be 1). Sorry; that was the
1870 * simplest-to-parse command-line syntax I came up with.
1872 if (ngenerate
> 0 || print
) {
1876 document
*doc
= NULL
;
1879 fputs(errbuf
, stderr
);
1885 me
= midend_new(NULL
, &thegame
, NULL
, NULL
);
1889 doc
= document_new(px
, py
, scale
);
1892 * In this loop, we either generate a game ID or read one
1893 * from stdin depending on whether we're in generate mode;
1894 * then we either write it to stdout or print it, depending
1895 * on whether we're in print mode. Thus, this loop handles
1896 * generate-to-stdout, print-from-stdin and generate-and-
1897 * immediately-print modes.
1899 * (It could also handle a copy-stdin-to-stdout mode,
1900 * although there's currently no combination of options
1901 * which will cause this loop to be activated in that mode.
1902 * It wouldn't be _entirely_ pointless, though, because
1903 * stdin could contain bare params strings or random-seed
1904 * IDs, and stdout would contain nothing but fully
1905 * generated descriptive game IDs.)
1907 while (ngenerate
== 0 || i
< n
) {
1910 if (ngenerate
== 0) {
1911 pstr
= fgetline(stdin
);
1914 pstr
[strcspn(pstr
, "\r\n")] = '\0';
1917 pstr
= snewn(strlen(arg
) + 40, char);
1920 if (i
> 0 && strchr(arg
, '#'))
1921 sprintf(pstr
+ strlen(pstr
), "-%d", i
);
1927 err
= midend_game_id(me
, pstr
);
1929 fprintf(stderr
, "%s: error parsing '%s': %s\n",
1936 midend_new_game(me
);
1939 err
= midend_print_puzzle(me
, doc
, soln
);
1941 fprintf(stderr
, "%s: error in printing: %s\n", pname
, err
);
1945 id
= midend_get_game_id(me
);
1954 psdata
*ps
= ps_init(stdout
, colour
);
1955 document_print(doc
, ps_drawing_api(ps
));
1965 gtk_init(&argc
, &argv
);
1967 if (!new_window(argc
> 1 ? argv
[1] : NULL
, &error
)) {
1968 fprintf(stderr
, "%s: %s\n", pname
, error
);