2 * gtk.c: GTK front end for my puzzle collection.
15 #include <gdk/gdkkeysyms.h>
17 #if GTK_CHECK_VERSION(2,0,0) && !defined HAVE_SENSIBLE_ABSOLUTE_SIZE_FUNCTION
24 /* ----------------------------------------------------------------------
25 * Error reporting functions used elsewhere.
28 void fatal(char *fmt
, ...)
32 fprintf(stderr
, "fatal error: ");
35 vfprintf(stderr
, fmt
, ap
);
38 fprintf(stderr
, "\n");
42 /* ----------------------------------------------------------------------
43 * GTK front end to puzzles.
53 * This structure holds all the data relevant to a single window.
54 * In principle this would allow us to open multiple independent
55 * puzzle windows, although I can't currently see any real point in
56 * doing so. I'm just coding cleanly because there's no
57 * particularly good reason not to.
71 int bbox_l
, bbox_r
, bbox_u
, bbox_d
;
72 int timer_active
, timer_id
;
73 struct timeval last_time
;
77 int cfg_which
, cfgret
;
81 void get_random_seed(void **randseed
, int *randseedsize
)
83 time_t *tp
= snew(time_t);
85 *randseed
= (void *)tp
;
86 *randseedsize
= sizeof(time_t);
89 void frontend_default_colour(frontend
*fe
, float *output
)
91 GdkColor col
= fe
->window
->style
->bg
[GTK_STATE_NORMAL
];
92 output
[0] = col
.red
/ 65535.0;
93 output
[1] = col
.green
/ 65535.0;
94 output
[2] = col
.blue
/ 65535.0;
97 void status_bar(frontend
*fe
, char *text
)
99 assert(fe
->statusbar
);
101 gtk_statusbar_pop(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
);
102 gtk_statusbar_push(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
, text
);
105 void start_draw(frontend
*fe
)
107 fe
->gc
= gdk_gc_new(fe
->area
->window
);
114 void clip(frontend
*fe
, int x
, int y
, int w
, int h
)
123 gdk_gc_set_clip_rectangle(fe
->gc
, &rect
);
126 void unclip(frontend
*fe
)
135 gdk_gc_set_clip_rectangle(fe
->gc
, &rect
);
138 void draw_text(frontend
*fe
, int x
, int y
, int fonttype
, int fontsize
,
139 int align
, int colour
, char *text
)
144 * Find or create the font.
146 for (i
= 0; i
< fe
->nfonts
; i
++)
147 if (fe
->fonts
[i
].type
== fonttype
&& fe
->fonts
[i
].size
== fontsize
)
150 if (i
== fe
->nfonts
) {
151 if (fe
->fontsize
<= fe
->nfonts
) {
152 fe
->fontsize
= fe
->nfonts
+ 10;
153 fe
->fonts
= sresize(fe
->fonts
, fe
->fontsize
, struct font
);
158 fe
->fonts
[i
].type
= fonttype
;
159 fe
->fonts
[i
].size
= fontsize
;
161 #if GTK_CHECK_VERSION(2,0,0)
163 * Use Pango to find the closest match to the requested
167 PangoFontDescription
*fd
;
169 fd
= pango_font_description_new();
170 /* `Monospace' and `Sans' are meta-families guaranteed to exist */
171 pango_font_description_set_family(fd
, fonttype
== FONT_FIXED ?
172 "Monospace" : "Sans");
174 * I found some online Pango documentation which
175 * described a function called
176 * pango_font_description_set_absolute_size(), which is
177 * _exactly_ what I want here. Unfortunately, none of
178 * my local Pango installations have it (presumably
179 * they're too old), so I'm going to have to hack round
180 * it by figuring out the point size myself. This
181 * limits me to X and probably also breaks in later
182 * Pango installations, so ideally I should add another
183 * CHECK_VERSION type ifdef and use set_absolute_size
184 * where available. All very annoying.
186 #ifdef HAVE_SENSIBLE_ABSOLUTE_SIZE_FUNCTION
187 pango_font_description_set_absolute_size(fd
, PANGO_SCALE
*fontsize
);
190 Display
*d
= GDK_DISPLAY();
191 int s
= DefaultScreen(d
);
193 (PANGO_SCALE
* 72.27 / 25.4) *
194 ((double) DisplayWidthMM(d
, s
) / DisplayWidth (d
, s
));
195 pango_font_description_set_size(fd
, resolution
* fontsize
);
198 fe
->fonts
[i
].font
= gdk_font_from_description(fd
);
199 pango_font_description_free(fd
);
202 if (!fe
->fonts
[i
].font
)
205 * In GTK 1.2, I don't know of any plausible way to
206 * pick a suitable font, so I'm just going to be
209 * This is also fallback code called if the Pango
210 * approach fails to find an appropriate font.
212 fe
->fonts
[i
].font
= gdk_font_load(fonttype
== FONT_FIXED ?
213 "fixed" : "variable");
217 * Find string dimensions and process alignment.
220 int lb
, rb
, wid
, asc
, desc
;
222 gdk_string_extents(fe
->fonts
[i
].font
, text
,
223 &lb
, &rb
, &wid
, &asc
, &desc
);
224 if (align
& ALIGN_VCENTRE
)
225 y
+= asc
- (asc
+desc
)/2;
227 if (align
& ALIGN_HCENTRE
)
229 else if (align
& ALIGN_HRIGHT
)
235 * Set colour and actually draw text.
237 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
238 gdk_draw_string(fe
->pixmap
, fe
->fonts
[i
].font
, fe
->gc
, x
, y
, text
);
241 void draw_rect(frontend
*fe
, int x
, int y
, int w
, int h
, int colour
)
243 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
244 gdk_draw_rectangle(fe
->pixmap
, fe
->gc
, 1, x
, y
, w
, h
);
247 void draw_line(frontend
*fe
, int x1
, int y1
, int x2
, int y2
, int colour
)
249 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
250 gdk_draw_line(fe
->pixmap
, fe
->gc
, x1
, y1
, x2
, y2
);
253 void draw_polygon(frontend
*fe
, int *coords
, int npoints
,
254 int fill
, int colour
)
256 GdkPoint
*points
= snewn(npoints
, GdkPoint
);
259 for (i
= 0; i
< npoints
; i
++) {
260 points
[i
].x
= coords
[i
*2];
261 points
[i
].y
= coords
[i
*2+1];
264 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
265 gdk_draw_polygon(fe
->pixmap
, fe
->gc
, fill
, points
, npoints
);
270 void draw_update(frontend
*fe
, int x
, int y
, int w
, int h
)
272 if (fe
->bbox_l
> x
) fe
->bbox_l
= x
;
273 if (fe
->bbox_r
< x
+w
) fe
->bbox_r
= x
+w
;
274 if (fe
->bbox_u
> y
) fe
->bbox_u
= y
;
275 if (fe
->bbox_d
< y
+h
) fe
->bbox_d
= y
+h
;
278 void end_draw(frontend
*fe
)
280 gdk_gc_unref(fe
->gc
);
283 if (fe
->bbox_l
< fe
->bbox_r
&& fe
->bbox_u
< fe
->bbox_d
) {
284 gdk_draw_pixmap(fe
->area
->window
,
285 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
287 fe
->bbox_l
, fe
->bbox_u
,
288 fe
->bbox_l
, fe
->bbox_u
,
289 fe
->bbox_r
- fe
->bbox_l
, fe
->bbox_d
- fe
->bbox_u
);
293 static void destroy(GtkWidget
*widget
, gpointer data
)
295 frontend
*fe
= (frontend
*)data
;
296 deactivate_timer(fe
);
300 static gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
302 frontend
*fe
= (frontend
*)data
;
308 if (event
->string
[0] && !event
->string
[1])
309 keyval
= (unsigned char)event
->string
[0];
310 else if (event
->keyval
== GDK_Up
|| event
->keyval
== GDK_KP_Up
||
311 event
->keyval
== GDK_KP_8
)
313 else if (event
->keyval
== GDK_Down
|| event
->keyval
== GDK_KP_Down
||
314 event
->keyval
== GDK_KP_2
)
315 keyval
= CURSOR_DOWN
;
316 else if (event
->keyval
== GDK_Left
|| event
->keyval
== GDK_KP_Left
||
317 event
->keyval
== GDK_KP_4
)
318 keyval
= CURSOR_LEFT
;
319 else if (event
->keyval
== GDK_Right
|| event
->keyval
== GDK_KP_Right
||
320 event
->keyval
== GDK_KP_6
)
321 keyval
= CURSOR_RIGHT
;
322 else if (event
->keyval
== GDK_KP_Home
|| event
->keyval
== GDK_KP_7
)
323 keyval
= CURSOR_UP_LEFT
;
324 else if (event
->keyval
== GDK_KP_End
|| event
->keyval
== GDK_KP_1
)
325 keyval
= CURSOR_DOWN_LEFT
;
326 else if (event
->keyval
== GDK_KP_Page_Up
|| event
->keyval
== GDK_KP_9
)
327 keyval
= CURSOR_UP_RIGHT
;
328 else if (event
->keyval
== GDK_KP_Page_Down
|| event
->keyval
== GDK_KP_3
)
329 keyval
= CURSOR_DOWN_RIGHT
;
334 !midend_process_key(fe
->me
, 0, 0, keyval
))
335 gtk_widget_destroy(fe
->window
);
340 static gint
button_event(GtkWidget
*widget
, GdkEventButton
*event
,
343 frontend
*fe
= (frontend
*)data
;
349 if (event
->type
!= GDK_BUTTON_PRESS
&& event
->type
!= GDK_BUTTON_RELEASE
)
352 if (event
->button
== 2 || (event
->state
& GDK_SHIFT_MASK
))
353 button
= MIDDLE_BUTTON
;
354 else if (event
->button
== 1)
355 button
= LEFT_BUTTON
;
356 else if (event
->button
== 3)
357 button
= RIGHT_BUTTON
;
359 return FALSE
; /* don't even know what button! */
361 if (event
->type
== GDK_BUTTON_RELEASE
)
362 button
+= LEFT_RELEASE
- LEFT_BUTTON
;
364 if (!midend_process_key(fe
->me
, event
->x
, event
->y
, button
))
365 gtk_widget_destroy(fe
->window
);
370 static gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
,
373 frontend
*fe
= (frontend
*)data
;
379 if (event
->state
& (GDK_BUTTON2_MASK
| GDK_SHIFT_MASK
))
380 button
= MIDDLE_DRAG
;
381 else if (event
->state
& GDK_BUTTON1_MASK
)
383 else if (event
->state
& GDK_BUTTON3_MASK
)
386 return FALSE
; /* don't even know what button! */
388 if (!midend_process_key(fe
->me
, event
->x
, event
->y
, button
))
389 gtk_widget_destroy(fe
->window
);
394 static gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
,
397 frontend
*fe
= (frontend
*)data
;
400 gdk_draw_pixmap(widget
->window
,
401 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
403 event
->area
.x
, event
->area
.y
,
404 event
->area
.x
, event
->area
.y
,
405 event
->area
.width
, event
->area
.height
);
410 static gint
map_window(GtkWidget
*widget
, GdkEvent
*event
,
413 frontend
*fe
= (frontend
*)data
;
416 * Apparently we need to do this because otherwise the status
417 * bar will fail to update immediately. Annoying, but there we
420 gtk_widget_queue_draw(fe
->window
);
425 static gint
configure_area(GtkWidget
*widget
,
426 GdkEventConfigure
*event
, gpointer data
)
428 frontend
*fe
= (frontend
*)data
;
432 gdk_pixmap_unref(fe
->pixmap
);
434 fe
->pixmap
= gdk_pixmap_new(widget
->window
, fe
->w
, fe
->h
, -1);
436 gc
= gdk_gc_new(fe
->area
->window
);
437 gdk_gc_set_foreground(gc
, &fe
->colours
[0]);
438 gdk_draw_rectangle(fe
->pixmap
, gc
, 1, 0, 0, fe
->w
, fe
->h
);
441 midend_redraw(fe
->me
);
446 static gint
timer_func(gpointer data
)
448 frontend
*fe
= (frontend
*)data
;
450 if (fe
->timer_active
) {
453 gettimeofday(&now
, NULL
);
454 elapsed
= ((now
.tv_usec
- fe
->last_time
.tv_usec
) * 0.000001F
+
455 (now
.tv_sec
- fe
->last_time
.tv_sec
));
456 midend_timer(fe
->me
, elapsed
); /* may clear timer_active */
460 return fe
->timer_active
;
463 void deactivate_timer(frontend
*fe
)
465 if (fe
->timer_active
)
466 gtk_timeout_remove(fe
->timer_id
);
467 fe
->timer_active
= FALSE
;
470 void activate_timer(frontend
*fe
)
472 if (!fe
->timer_active
) {
473 fe
->timer_id
= gtk_timeout_add(20, timer_func
, fe
);
474 gettimeofday(&fe
->last_time
, NULL
);
476 fe
->timer_active
= TRUE
;
479 static void window_destroy(GtkWidget
*widget
, gpointer data
)
484 static void errmsg_button_clicked(GtkButton
*button
, gpointer data
)
486 gtk_widget_destroy(GTK_WIDGET(data
));
489 static int win_key_press(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
491 GtkObject
*cancelbutton
= GTK_OBJECT(data
);
494 * `Escape' effectively clicks the cancel button
496 if (event
->keyval
== GDK_Escape
) {
497 gtk_signal_emit_by_name(GTK_OBJECT(cancelbutton
), "clicked");
504 void error_box(GtkWidget
*parent
, char *msg
)
506 GtkWidget
*window
, *hbox
, *text
, *ok
;
508 window
= gtk_dialog_new();
509 text
= gtk_label_new(msg
);
510 gtk_misc_set_alignment(GTK_MISC(text
), 0.0, 0.0);
511 hbox
= gtk_hbox_new(FALSE
, 0);
512 gtk_box_pack_start(GTK_BOX(hbox
), text
, FALSE
, FALSE
, 20);
513 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window
)->vbox
),
514 hbox
, FALSE
, FALSE
, 20);
515 gtk_widget_show(text
);
516 gtk_widget_show(hbox
);
517 gtk_window_set_title(GTK_WINDOW(window
), "Error");
518 gtk_label_set_line_wrap(GTK_LABEL(text
), TRUE
);
519 ok
= gtk_button_new_with_label("OK");
520 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(window
)->action_area
),
521 ok
, FALSE
, FALSE
, 0);
523 GTK_WIDGET_SET_FLAGS(ok
, GTK_CAN_DEFAULT
);
524 gtk_window_set_default(GTK_WINDOW(window
), ok
);
525 gtk_signal_connect(GTK_OBJECT(ok
), "clicked",
526 GTK_SIGNAL_FUNC(errmsg_button_clicked
), window
);
527 gtk_signal_connect(GTK_OBJECT(window
), "destroy",
528 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
529 gtk_signal_connect(GTK_OBJECT(window
), "key_press_event",
530 GTK_SIGNAL_FUNC(win_key_press
), ok
);
531 gtk_window_set_modal(GTK_WINDOW(window
), TRUE
);
532 gtk_window_set_transient_for(GTK_WINDOW(window
), GTK_WINDOW(parent
));
533 //set_transient_window_pos(parent, window);
534 gtk_widget_show(window
);
538 static void config_ok_button_clicked(GtkButton
*button
, gpointer data
)
540 frontend
*fe
= (frontend
*)data
;
543 err
= midend_set_config(fe
->me
, fe
->cfg_which
, fe
->cfg
);
546 error_box(fe
->cfgbox
, err
);
549 gtk_widget_destroy(fe
->cfgbox
);
553 static void config_cancel_button_clicked(GtkButton
*button
, gpointer data
)
555 frontend
*fe
= (frontend
*)data
;
557 gtk_widget_destroy(fe
->cfgbox
);
560 static int editbox_key(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
563 * GtkEntry has a nasty habit of eating the Return key, which
564 * is unhelpful since it doesn't actually _do_ anything with it
565 * (it calls gtk_widget_activate, but our edit boxes never need
566 * activating). So I catch Return before GtkEntry sees it, and
567 * pass it straight on to the parent widget. Effect: hitting
568 * Return in an edit box will now activate the default button
569 * in the dialog just like it will everywhere else.
571 if (event
->keyval
== GDK_Return
&& widget
->parent
!= NULL
) {
573 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget
), "key_press_event");
574 gtk_signal_emit_by_name(GTK_OBJECT(widget
->parent
), "key_press_event",
581 static void editbox_changed(GtkEditable
*ed
, gpointer data
)
583 config_item
*i
= (config_item
*)data
;
586 i
->sval
= dupstr(gtk_entry_get_text(GTK_ENTRY(ed
)));
589 static void button_toggled(GtkToggleButton
*tb
, gpointer data
)
591 config_item
*i
= (config_item
*)data
;
593 i
->ival
= gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tb
));
596 static void droplist_sel(GtkMenuItem
*item
, gpointer data
)
598 config_item
*i
= (config_item
*)data
;
600 i
->ival
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item
),
604 static int get_config(frontend
*fe
, int which
)
606 GtkWidget
*w
, *table
, *cancel
;
611 fe
->cfg
= midend_get_config(fe
->me
, which
, &title
);
612 fe
->cfg_which
= which
;
615 fe
->cfgbox
= gtk_dialog_new();
616 gtk_window_set_title(GTK_WINDOW(fe
->cfgbox
), title
);
619 w
= gtk_button_new_with_label("OK");
620 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->action_area
),
623 GTK_WIDGET_SET_FLAGS(w
, GTK_CAN_DEFAULT
);
624 gtk_window_set_default(GTK_WINDOW(fe
->cfgbox
), w
);
625 gtk_signal_connect(GTK_OBJECT(w
), "clicked",
626 GTK_SIGNAL_FUNC(config_ok_button_clicked
), fe
);
628 w
= gtk_button_new_with_label("Cancel");
629 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->action_area
),
632 gtk_signal_connect(GTK_OBJECT(w
), "clicked",
633 GTK_SIGNAL_FUNC(config_cancel_button_clicked
), fe
);
636 table
= gtk_table_new(1, 2, FALSE
);
638 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->vbox
),
639 table
, FALSE
, FALSE
, 0);
640 gtk_widget_show(table
);
642 for (i
= fe
->cfg
; i
->type
!= C_END
; i
++) {
643 gtk_table_resize(GTK_TABLE(table
), y
+1, 2);
648 * Edit box with a label beside it.
651 w
= gtk_label_new(i
->name
);
652 gtk_misc_set_alignment(GTK_MISC(w
), 0.0, 0.5);
653 gtk_table_attach(GTK_TABLE(table
), w
, 0, 1, y
, y
+1,
654 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
655 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
660 gtk_table_attach(GTK_TABLE(table
), w
, 1, 2, y
, y
+1,
661 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
662 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
664 gtk_entry_set_text(GTK_ENTRY(w
), i
->sval
);
665 gtk_signal_connect(GTK_OBJECT(w
), "changed",
666 GTK_SIGNAL_FUNC(editbox_changed
), i
);
667 gtk_signal_connect(GTK_OBJECT(w
), "key_press_event",
668 GTK_SIGNAL_FUNC(editbox_key
), NULL
);
677 w
= gtk_check_button_new_with_label(i
->name
);
678 gtk_signal_connect(GTK_OBJECT(w
), "toggled",
679 GTK_SIGNAL_FUNC(button_toggled
), i
);
680 gtk_table_attach(GTK_TABLE(table
), w
, 0, 2, y
, y
+1,
681 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
682 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
684 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w
), i
->ival
);
690 * Drop-down list (GtkOptionMenu).
693 w
= gtk_label_new(i
->name
);
694 gtk_misc_set_alignment(GTK_MISC(w
), 0.0, 0.5);
695 gtk_table_attach(GTK_TABLE(table
), w
, 0, 1, y
, y
+1,
696 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
697 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
701 w
= gtk_option_menu_new();
702 gtk_table_attach(GTK_TABLE(table
), w
, 1, 2, y
, y
+1,
703 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
704 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
712 GtkWidget
*menu
= gtk_menu_new();
714 gtk_option_menu_set_menu(GTK_OPTION_MENU(w
), menu
);
722 while (*q
&& *q
!= c
)
725 name
= snewn(q
-p
+1, char);
726 strncpy(name
, p
, q
-p
);
729 if (*q
) q
++; /* eat delimiter */
731 menuitem
= gtk_menu_item_new_with_label(name
);
732 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
733 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
734 GINT_TO_POINTER(val
));
735 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
736 GTK_SIGNAL_FUNC(droplist_sel
), i
);
737 gtk_widget_show(menuitem
);
744 gtk_option_menu_set_history(GTK_OPTION_MENU(w
), i
->ival
);
753 gtk_signal_connect(GTK_OBJECT(fe
->cfgbox
), "destroy",
754 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
755 gtk_signal_connect(GTK_OBJECT(fe
->cfgbox
), "key_press_event",
756 GTK_SIGNAL_FUNC(win_key_press
), cancel
);
757 gtk_window_set_modal(GTK_WINDOW(fe
->cfgbox
), TRUE
);
758 gtk_window_set_transient_for(GTK_WINDOW(fe
->cfgbox
),
759 GTK_WINDOW(fe
->window
));
760 //set_transient_window_pos(fe->window, fe->cfgbox);
761 gtk_widget_show(fe
->cfgbox
);
769 static void menu_key_event(GtkMenuItem
*menuitem
, gpointer data
)
771 frontend
*fe
= (frontend
*)data
;
772 int key
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem
),
774 if (!midend_process_key(fe
->me
, 0, 0, key
))
775 gtk_widget_destroy(fe
->window
);
778 static void menu_preset_event(GtkMenuItem
*menuitem
, gpointer data
)
780 frontend
*fe
= (frontend
*)data
;
781 game_params
*params
=
782 (game_params
*)gtk_object_get_data(GTK_OBJECT(menuitem
), "user-data");
785 midend_set_params(fe
->me
, params
);
786 midend_new_game(fe
->me
);
787 midend_size(fe
->me
, &x
, &y
);
788 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
793 static void menu_config_event(GtkMenuItem
*menuitem
, gpointer data
)
795 frontend
*fe
= (frontend
*)data
;
796 int which
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem
),
800 if (!get_config(fe
, which
))
803 midend_new_game(fe
->me
);
804 midend_size(fe
->me
, &x
, &y
);
805 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
810 static GtkWidget
*add_menu_item_with_key(frontend
*fe
, GtkContainer
*cont
,
813 GtkWidget
*menuitem
= gtk_menu_item_new_with_label(text
);
814 gtk_container_add(cont
, menuitem
);
815 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
816 GINT_TO_POINTER(key
));
817 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
818 GTK_SIGNAL_FUNC(menu_key_event
), fe
);
819 gtk_widget_show(menuitem
);
823 static void add_menu_separator(GtkContainer
*cont
)
825 GtkWidget
*menuitem
= gtk_menu_item_new();
826 gtk_container_add(cont
, menuitem
);
827 gtk_widget_show(menuitem
);
830 static frontend
*new_window(char *game_id
, char **error
)
834 GtkWidget
*menubar
, *menu
, *menuitem
;
839 fe
->me
= midend_new(fe
, &thegame
);
841 *error
= midend_game_id(fe
->me
, game_id
, FALSE
);
848 midend_new_game(fe
->me
);
850 fe
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
851 gtk_window_set_title(GTK_WINDOW(fe
->window
), thegame
.name
);
853 gtk_window_set_resizable(GTK_WINDOW(fe
->window
), FALSE
);
855 gtk_window_set_policy(GTK_WINDOW(fe
->window
), FALSE
, FALSE
, TRUE
);
857 vbox
= GTK_BOX(gtk_vbox_new(FALSE
, 0));
858 gtk_container_add(GTK_CONTAINER(fe
->window
), GTK_WIDGET(vbox
));
859 gtk_widget_show(GTK_WIDGET(vbox
));
861 menubar
= gtk_menu_bar_new();
862 gtk_box_pack_start(vbox
, menubar
, FALSE
, FALSE
, 0);
863 gtk_widget_show(menubar
);
865 menuitem
= gtk_menu_item_new_with_label("Game");
866 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
867 gtk_widget_show(menuitem
);
869 menu
= gtk_menu_new();
870 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), menu
);
872 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "New", 'n');
873 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Restart", 'r');
875 menuitem
= gtk_menu_item_new_with_label("Specific...");
876 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
877 GINT_TO_POINTER(CFG_SEED
));
878 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
879 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
880 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
881 gtk_widget_show(menuitem
);
883 if ((n
= midend_num_presets(fe
->me
)) > 0 || thegame
.can_configure
) {
887 menuitem
= gtk_menu_item_new_with_label("Type");
888 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
889 gtk_widget_show(menuitem
);
891 submenu
= gtk_menu_new();
892 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), submenu
);
894 for (i
= 0; i
< n
; i
++) {
898 midend_fetch_preset(fe
->me
, i
, &name
, ¶ms
);
900 menuitem
= gtk_menu_item_new_with_label(name
);
901 gtk_container_add(GTK_CONTAINER(submenu
), menuitem
);
902 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data", params
);
903 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
904 GTK_SIGNAL_FUNC(menu_preset_event
), fe
);
905 gtk_widget_show(menuitem
);
908 if (thegame
.can_configure
) {
909 menuitem
= gtk_menu_item_new_with_label("Custom...");
910 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
911 GPOINTER_TO_INT(CFG_SETTINGS
));
912 gtk_container_add(GTK_CONTAINER(submenu
), menuitem
);
913 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
914 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
915 gtk_widget_show(menuitem
);
919 add_menu_separator(GTK_CONTAINER(menu
));
920 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Undo", 'u');
921 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Redo", '\x12');
922 add_menu_separator(GTK_CONTAINER(menu
));
923 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Exit", 'q');
930 fe
->colmap
= gdk_colormap_get_system();
931 colours
= midend_colours(fe
->me
, &ncolours
);
932 fe
->ncolours
= ncolours
;
933 fe
->colours
= snewn(ncolours
, GdkColor
);
934 for (i
= 0; i
< ncolours
; i
++) {
935 fe
->colours
[i
].red
= colours
[i
*3] * 0xFFFF;
936 fe
->colours
[i
].green
= colours
[i
*3+1] * 0xFFFF;
937 fe
->colours
[i
].blue
= colours
[i
*3+2] * 0xFFFF;
939 success
= snewn(ncolours
, gboolean
);
940 gdk_colormap_alloc_colors(fe
->colmap
, fe
->colours
, ncolours
,
941 FALSE
, FALSE
, success
);
942 for (i
= 0; i
< ncolours
; i
++) {
944 g_error("couldn't allocate colour %d (#%02x%02x%02x)\n",
945 i
, fe
->colours
[i
].red
>> 8,
946 fe
->colours
[i
].green
>> 8,
947 fe
->colours
[i
].blue
>> 8);
951 if (midend_wants_statusbar(fe
->me
)) {
955 viewport
= gtk_viewport_new(NULL
, NULL
);
956 gtk_viewport_set_shadow_type(GTK_VIEWPORT(viewport
), GTK_SHADOW_NONE
);
957 fe
->statusbar
= gtk_statusbar_new();
958 gtk_container_add(GTK_CONTAINER(viewport
), fe
->statusbar
);
959 gtk_widget_show(viewport
);
960 gtk_box_pack_end(vbox
, viewport
, FALSE
, FALSE
, 0);
961 gtk_widget_show(fe
->statusbar
);
962 fe
->statusctx
= gtk_statusbar_get_context_id
963 (GTK_STATUSBAR(fe
->statusbar
), "game");
964 gtk_statusbar_push(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
,
966 gtk_widget_size_request(fe
->statusbar
, &req
);
968 /* For GTK 2.0, should we be using gtk_widget_set_size_request? */
970 gtk_widget_set_usize(viewport
, -1, req
.height
);
972 fe
->statusbar
= NULL
;
974 fe
->area
= gtk_drawing_area_new();
975 midend_size(fe
->me
, &x
, &y
);
976 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
980 gtk_box_pack_end(vbox
, fe
->area
, FALSE
, FALSE
, 0);
984 fe
->nfonts
= fe
->fontsize
= 0;
986 fe
->timer_active
= FALSE
;
988 gtk_signal_connect(GTK_OBJECT(fe
->window
), "destroy",
989 GTK_SIGNAL_FUNC(destroy
), fe
);
990 gtk_signal_connect(GTK_OBJECT(fe
->window
), "key_press_event",
991 GTK_SIGNAL_FUNC(key_event
), fe
);
992 gtk_signal_connect(GTK_OBJECT(fe
->area
), "button_press_event",
993 GTK_SIGNAL_FUNC(button_event
), fe
);
994 gtk_signal_connect(GTK_OBJECT(fe
->area
), "button_release_event",
995 GTK_SIGNAL_FUNC(button_event
), fe
);
996 gtk_signal_connect(GTK_OBJECT(fe
->area
), "motion_notify_event",
997 GTK_SIGNAL_FUNC(motion_event
), fe
);
998 gtk_signal_connect(GTK_OBJECT(fe
->area
), "expose_event",
999 GTK_SIGNAL_FUNC(expose_area
), fe
);
1000 gtk_signal_connect(GTK_OBJECT(fe
->window
), "map_event",
1001 GTK_SIGNAL_FUNC(map_window
), fe
);
1002 gtk_signal_connect(GTK_OBJECT(fe
->area
), "configure_event",
1003 GTK_SIGNAL_FUNC(configure_area
), fe
);
1005 gtk_widget_add_events(GTK_WIDGET(fe
->area
),
1006 GDK_BUTTON_PRESS_MASK
|
1007 GDK_BUTTON_RELEASE_MASK
|
1008 GDK_BUTTON_MOTION_MASK
);
1010 gtk_widget_show(fe
->area
);
1011 gtk_widget_show(fe
->window
);
1016 int main(int argc
, char **argv
)
1018 char *pname
= argv
[0];
1021 gtk_init(&argc
, &argv
);
1023 if (!new_window(argc
> 1 ? argv
[1] : NULL
, &error
)) {
1024 fprintf(stderr
, "%s: %s\n", pname
, error
);