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
]);
376 gdk_draw_polygon(fe
->pixmap
, fe
->gc
, FALSE
, points
, npoints
);
381 void gtk_draw_circle(void *handle
, int cx
, int cy
, int radius
,
382 int fillcolour
, int outlinecolour
)
384 frontend
*fe
= (frontend
*)handle
;
385 if (fillcolour
>= 0) {
386 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[fillcolour
]);
387 gdk_draw_arc(fe
->pixmap
, fe
->gc
, TRUE
,
388 cx
- radius
, cy
- radius
,
389 2 * radius
, 2 * radius
, 0, 360 * 64);
392 assert(outlinecolour
>= 0);
393 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[outlinecolour
]);
394 gdk_draw_arc(fe
->pixmap
, fe
->gc
, FALSE
,
395 cx
- radius
, cy
- radius
,
396 2 * radius
, 2 * radius
, 0, 360 * 64);
404 blitter
*gtk_blitter_new(void *handle
, int w
, int h
)
407 * We can't create the pixmap right now, because fe->window
408 * might not yet exist. So we just cache w and h and create it
409 * during the firs call to blitter_save.
411 blitter
*bl
= snew(blitter
);
418 void gtk_blitter_free(void *handle
, blitter
*bl
)
421 gdk_pixmap_unref(bl
->pixmap
);
425 void gtk_blitter_save(void *handle
, blitter
*bl
, int x
, int y
)
427 frontend
*fe
= (frontend
*)handle
;
429 bl
->pixmap
= gdk_pixmap_new(fe
->area
->window
, bl
->w
, bl
->h
, -1);
432 gdk_draw_pixmap(bl
->pixmap
,
433 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
435 x
, y
, 0, 0, bl
->w
, bl
->h
);
438 void gtk_blitter_load(void *handle
, blitter
*bl
, int x
, int y
)
440 frontend
*fe
= (frontend
*)handle
;
442 if (x
== BLITTER_FROMSAVED
&& y
== BLITTER_FROMSAVED
) {
446 gdk_draw_pixmap(fe
->pixmap
,
447 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
449 0, 0, x
, y
, bl
->w
, bl
->h
);
452 void gtk_draw_update(void *handle
, int x
, int y
, int w
, int h
)
454 frontend
*fe
= (frontend
*)handle
;
455 if (fe
->bbox_l
> x
) fe
->bbox_l
= x
;
456 if (fe
->bbox_r
< x
+w
) fe
->bbox_r
= x
+w
;
457 if (fe
->bbox_u
> y
) fe
->bbox_u
= y
;
458 if (fe
->bbox_d
< y
+h
) fe
->bbox_d
= y
+h
;
461 void gtk_end_draw(void *handle
)
463 frontend
*fe
= (frontend
*)handle
;
464 gdk_gc_unref(fe
->gc
);
467 if (fe
->bbox_l
< fe
->bbox_r
&& fe
->bbox_u
< fe
->bbox_d
) {
468 gdk_draw_pixmap(fe
->area
->window
,
469 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
471 fe
->bbox_l
, fe
->bbox_u
,
472 fe
->ox
+ fe
->bbox_l
, fe
->oy
+ fe
->bbox_u
,
473 fe
->bbox_r
- fe
->bbox_l
, fe
->bbox_d
- fe
->bbox_u
);
477 const struct drawing_api gtk_drawing
= {
493 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, /* {begin,end}_{doc,page,puzzle} */
494 NULL
, /* line_width */
497 static void destroy(GtkWidget
*widget
, gpointer data
)
499 frontend
*fe
= (frontend
*)data
;
500 deactivate_timer(fe
);
505 static gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
507 frontend
*fe
= (frontend
*)data
;
509 int shift
= (event
->state
& GDK_SHIFT_MASK
) ? MOD_SHFT
: 0;
510 int ctrl
= (event
->state
& GDK_CONTROL_MASK
) ? MOD_CTRL
: 0;
515 if (event
->keyval
== GDK_Up
)
516 keyval
= shift
| ctrl
| CURSOR_UP
;
517 else if (event
->keyval
== GDK_KP_Up
|| event
->keyval
== GDK_KP_8
)
518 keyval
= MOD_NUM_KEYPAD
| '8';
519 else if (event
->keyval
== GDK_Down
)
520 keyval
= shift
| ctrl
| CURSOR_DOWN
;
521 else if (event
->keyval
== GDK_KP_Down
|| event
->keyval
== GDK_KP_2
)
522 keyval
= MOD_NUM_KEYPAD
| '2';
523 else if (event
->keyval
== GDK_Left
)
524 keyval
= shift
| ctrl
| CURSOR_LEFT
;
525 else if (event
->keyval
== GDK_KP_Left
|| event
->keyval
== GDK_KP_4
)
526 keyval
= MOD_NUM_KEYPAD
| '4';
527 else if (event
->keyval
== GDK_Right
)
528 keyval
= shift
| ctrl
| CURSOR_RIGHT
;
529 else if (event
->keyval
== GDK_KP_Right
|| event
->keyval
== GDK_KP_6
)
530 keyval
= MOD_NUM_KEYPAD
| '6';
531 else if (event
->keyval
== GDK_KP_Home
|| event
->keyval
== GDK_KP_7
)
532 keyval
= MOD_NUM_KEYPAD
| '7';
533 else if (event
->keyval
== GDK_KP_End
|| event
->keyval
== GDK_KP_1
)
534 keyval
= MOD_NUM_KEYPAD
| '1';
535 else if (event
->keyval
== GDK_KP_Page_Up
|| event
->keyval
== GDK_KP_9
)
536 keyval
= MOD_NUM_KEYPAD
| '9';
537 else if (event
->keyval
== GDK_KP_Page_Down
|| event
->keyval
== GDK_KP_3
)
538 keyval
= MOD_NUM_KEYPAD
| '3';
539 else if (event
->keyval
== GDK_KP_Insert
|| event
->keyval
== GDK_KP_0
)
540 keyval
= MOD_NUM_KEYPAD
| '0';
541 else if (event
->keyval
== GDK_KP_Begin
|| event
->keyval
== GDK_KP_5
)
542 keyval
= MOD_NUM_KEYPAD
| '5';
543 else if (event
->string
[0] && !event
->string
[1])
544 keyval
= (unsigned char)event
->string
[0];
549 !midend_process_key(fe
->me
, 0, 0, keyval
))
550 gtk_widget_destroy(fe
->window
);
555 static gint
button_event(GtkWidget
*widget
, GdkEventButton
*event
,
558 frontend
*fe
= (frontend
*)data
;
564 if (event
->type
!= GDK_BUTTON_PRESS
&& event
->type
!= GDK_BUTTON_RELEASE
)
567 if (event
->button
== 2 || (event
->state
& GDK_SHIFT_MASK
))
568 button
= MIDDLE_BUTTON
;
569 else if (event
->button
== 3 || (event
->state
& GDK_MOD1_MASK
))
570 button
= RIGHT_BUTTON
;
571 else if (event
->button
== 1)
572 button
= LEFT_BUTTON
;
574 return FALSE
; /* don't even know what button! */
576 if (event
->type
== GDK_BUTTON_RELEASE
)
577 button
+= LEFT_RELEASE
- LEFT_BUTTON
;
579 if (!midend_process_key(fe
->me
, event
->x
- fe
->ox
,
580 event
->y
- fe
->oy
, button
))
581 gtk_widget_destroy(fe
->window
);
586 static gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
,
589 frontend
*fe
= (frontend
*)data
;
595 if (event
->state
& (GDK_BUTTON2_MASK
| GDK_SHIFT_MASK
))
596 button
= MIDDLE_DRAG
;
597 else if (event
->state
& GDK_BUTTON1_MASK
)
599 else if (event
->state
& GDK_BUTTON3_MASK
)
602 return FALSE
; /* don't even know what button! */
604 if (!midend_process_key(fe
->me
, event
->x
- fe
->ox
,
605 event
->y
- fe
->oy
, button
))
606 gtk_widget_destroy(fe
->window
);
611 static gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
,
614 frontend
*fe
= (frontend
*)data
;
617 gdk_draw_pixmap(widget
->window
,
618 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
620 event
->area
.x
- fe
->ox
, event
->area
.y
- fe
->oy
,
621 event
->area
.x
, event
->area
.y
,
622 event
->area
.width
, event
->area
.height
);
627 static gint
map_window(GtkWidget
*widget
, GdkEvent
*event
,
630 frontend
*fe
= (frontend
*)data
;
633 * Apparently we need to do this because otherwise the status
634 * bar will fail to update immediately. Annoying, but there we
637 gtk_widget_queue_draw(fe
->window
);
642 static gint
configure_area(GtkWidget
*widget
,
643 GdkEventConfigure
*event
, gpointer data
)
645 frontend
*fe
= (frontend
*)data
;
650 gdk_pixmap_unref(fe
->pixmap
);
652 x
= fe
->w
= event
->width
;
653 y
= fe
->h
= event
->height
;
654 midend_size(fe
->me
, &x
, &y
, TRUE
);
657 fe
->ox
= (fe
->w
- fe
->pw
) / 2;
658 fe
->oy
= (fe
->h
- fe
->ph
) / 2;
660 fe
->pixmap
= gdk_pixmap_new(widget
->window
, fe
->pw
, fe
->ph
, -1);
662 gc
= gdk_gc_new(fe
->area
->window
);
663 gdk_gc_set_foreground(gc
, &fe
->colours
[0]);
664 gdk_draw_rectangle(fe
->pixmap
, gc
, 1, 0, 0, fe
->pw
, fe
->ph
);
667 midend_force_redraw(fe
->me
);
672 static gint
timer_func(gpointer data
)
674 frontend
*fe
= (frontend
*)data
;
676 if (fe
->timer_active
) {
679 gettimeofday(&now
, NULL
);
680 elapsed
= ((now
.tv_usec
- fe
->last_time
.tv_usec
) * 0.000001F
+
681 (now
.tv_sec
- fe
->last_time
.tv_sec
));
682 midend_timer(fe
->me
, elapsed
); /* may clear timer_active */
686 return fe
->timer_active
;
689 void deactivate_timer(frontend
*fe
)
692 return; /* can happen due to --generate */
693 if (fe
->timer_active
)
694 gtk_timeout_remove(fe
->timer_id
);
695 fe
->timer_active
= FALSE
;
698 void activate_timer(frontend
*fe
)
701 return; /* can happen due to --generate */
702 if (!fe
->timer_active
) {
703 fe
->timer_id
= gtk_timeout_add(20, timer_func
, fe
);
704 gettimeofday(&fe
->last_time
, NULL
);
706 fe
->timer_active
= TRUE
;
709 static void window_destroy(GtkWidget
*widget
, gpointer data
)
714 static void msgbox_button_clicked(GtkButton
*button
, gpointer data
)
716 GtkWidget
*window
= GTK_WIDGET(data
);
719 ip
= (int *)gtk_object_get_data(GTK_OBJECT(window
), "user-data");
720 v
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(button
), "user-data"));
723 gtk_widget_destroy(GTK_WIDGET(data
));
726 static int win_key_press(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
728 GtkObject
*cancelbutton
= GTK_OBJECT(data
);
731 * `Escape' effectively clicks the cancel button
733 if (event
->keyval
== GDK_Escape
) {
734 gtk_signal_emit_by_name(GTK_OBJECT(cancelbutton
), "clicked");
741 enum { MB_OK
, MB_YESNO
};
743 int message_box(GtkWidget
*parent
, char *title
, char *msg
, int centre
,
746 GtkWidget
*window
, *hbox
, *text
, *button
;
750 window
= gtk_dialog_new();
751 text
= gtk_label_new(msg
);
752 gtk_misc_set_alignment(GTK_MISC(text
), 0.0, 0.0);
753 hbox
= gtk_hbox_new(FALSE
, 0);
754 gtk_box_pack_start(GTK_BOX(hbox
), text
, FALSE
, FALSE
, 20);
755 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window
)->vbox
),
756 hbox
, FALSE
, FALSE
, 20);
757 gtk_widget_show(text
);
758 gtk_widget_show(hbox
);
759 gtk_window_set_title(GTK_WINDOW(window
), title
);
760 gtk_label_set_line_wrap(GTK_LABEL(text
), TRUE
);
766 assert(type
== MB_YESNO
);
767 titles
= "Yes\0No\0";
774 button
= gtk_button_new_with_label(titles
);
775 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(window
)->action_area
),
776 button
, FALSE
, FALSE
, 0);
777 gtk_widget_show(button
);
779 GTK_WIDGET_SET_FLAGS(button
, GTK_CAN_DEFAULT
);
780 gtk_window_set_default(GTK_WINDOW(window
), button
);
783 gtk_signal_connect(GTK_OBJECT(window
), "key_press_event",
784 GTK_SIGNAL_FUNC(win_key_press
), button
);
786 gtk_signal_connect(GTK_OBJECT(button
), "clicked",
787 GTK_SIGNAL_FUNC(msgbox_button_clicked
), window
);
788 gtk_object_set_data(GTK_OBJECT(button
), "user-data",
790 titles
+= strlen(titles
)+1;
793 gtk_object_set_data(GTK_OBJECT(window
), "user-data",
794 GINT_TO_POINTER(&i
));
795 gtk_signal_connect(GTK_OBJECT(window
), "destroy",
796 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
797 gtk_window_set_modal(GTK_WINDOW(window
), TRUE
);
798 gtk_window_set_transient_for(GTK_WINDOW(window
), GTK_WINDOW(parent
));
799 /* set_transient_window_pos(parent, window); */
800 gtk_widget_show(window
);
803 return (type
== MB_YESNO ? i
== 0 : TRUE
);
806 void error_box(GtkWidget
*parent
, char *msg
)
808 message_box(parent
, "Error", msg
, FALSE
, MB_OK
);
811 static void config_ok_button_clicked(GtkButton
*button
, gpointer data
)
813 frontend
*fe
= (frontend
*)data
;
816 err
= midend_set_config(fe
->me
, fe
->cfg_which
, fe
->cfg
);
819 error_box(fe
->cfgbox
, err
);
822 gtk_widget_destroy(fe
->cfgbox
);
826 static void config_cancel_button_clicked(GtkButton
*button
, gpointer data
)
828 frontend
*fe
= (frontend
*)data
;
830 gtk_widget_destroy(fe
->cfgbox
);
833 static int editbox_key(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
836 * GtkEntry has a nasty habit of eating the Return key, which
837 * is unhelpful since it doesn't actually _do_ anything with it
838 * (it calls gtk_widget_activate, but our edit boxes never need
839 * activating). So I catch Return before GtkEntry sees it, and
840 * pass it straight on to the parent widget. Effect: hitting
841 * Return in an edit box will now activate the default button
842 * in the dialog just like it will everywhere else.
844 if (event
->keyval
== GDK_Return
&& widget
->parent
!= NULL
) {
846 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget
), "key_press_event");
847 gtk_signal_emit_by_name(GTK_OBJECT(widget
->parent
), "key_press_event",
854 static void editbox_changed(GtkEditable
*ed
, gpointer data
)
856 config_item
*i
= (config_item
*)data
;
859 i
->sval
= dupstr(gtk_entry_get_text(GTK_ENTRY(ed
)));
862 static void button_toggled(GtkToggleButton
*tb
, gpointer data
)
864 config_item
*i
= (config_item
*)data
;
866 i
->ival
= gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tb
));
869 static void droplist_sel(GtkMenuItem
*item
, gpointer data
)
871 config_item
*i
= (config_item
*)data
;
873 i
->ival
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item
),
877 static int get_config(frontend
*fe
, int which
)
879 GtkWidget
*w
, *table
, *cancel
;
884 fe
->cfg
= midend_get_config(fe
->me
, which
, &title
);
885 fe
->cfg_which
= which
;
888 fe
->cfgbox
= gtk_dialog_new();
889 gtk_window_set_title(GTK_WINDOW(fe
->cfgbox
), title
);
892 w
= gtk_button_new_with_label("OK");
893 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->action_area
),
896 GTK_WIDGET_SET_FLAGS(w
, GTK_CAN_DEFAULT
);
897 gtk_window_set_default(GTK_WINDOW(fe
->cfgbox
), w
);
898 gtk_signal_connect(GTK_OBJECT(w
), "clicked",
899 GTK_SIGNAL_FUNC(config_ok_button_clicked
), fe
);
901 w
= gtk_button_new_with_label("Cancel");
902 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->action_area
),
905 gtk_signal_connect(GTK_OBJECT(w
), "clicked",
906 GTK_SIGNAL_FUNC(config_cancel_button_clicked
), fe
);
909 table
= gtk_table_new(1, 2, FALSE
);
911 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->vbox
),
912 table
, FALSE
, FALSE
, 0);
913 gtk_widget_show(table
);
915 for (i
= fe
->cfg
; i
->type
!= C_END
; i
++) {
916 gtk_table_resize(GTK_TABLE(table
), y
+1, 2);
921 * Edit box with a label beside it.
924 w
= gtk_label_new(i
->name
);
925 gtk_misc_set_alignment(GTK_MISC(w
), 0.0, 0.5);
926 gtk_table_attach(GTK_TABLE(table
), w
, 0, 1, y
, y
+1,
927 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
928 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
933 gtk_table_attach(GTK_TABLE(table
), w
, 1, 2, y
, y
+1,
934 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
935 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
937 gtk_entry_set_text(GTK_ENTRY(w
), i
->sval
);
938 gtk_signal_connect(GTK_OBJECT(w
), "changed",
939 GTK_SIGNAL_FUNC(editbox_changed
), i
);
940 gtk_signal_connect(GTK_OBJECT(w
), "key_press_event",
941 GTK_SIGNAL_FUNC(editbox_key
), NULL
);
950 w
= gtk_check_button_new_with_label(i
->name
);
951 gtk_signal_connect(GTK_OBJECT(w
), "toggled",
952 GTK_SIGNAL_FUNC(button_toggled
), i
);
953 gtk_table_attach(GTK_TABLE(table
), w
, 0, 2, y
, y
+1,
954 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
955 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
957 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w
), i
->ival
);
963 * Drop-down list (GtkOptionMenu).
966 w
= gtk_label_new(i
->name
);
967 gtk_misc_set_alignment(GTK_MISC(w
), 0.0, 0.5);
968 gtk_table_attach(GTK_TABLE(table
), w
, 0, 1, y
, y
+1,
969 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
970 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
974 w
= gtk_option_menu_new();
975 gtk_table_attach(GTK_TABLE(table
), w
, 1, 2, y
, y
+1,
976 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
977 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
985 GtkWidget
*menu
= gtk_menu_new();
987 gtk_option_menu_set_menu(GTK_OPTION_MENU(w
), menu
);
995 while (*q
&& *q
!= c
)
998 name
= snewn(q
-p
+1, char);
999 strncpy(name
, p
, q
-p
);
1002 if (*q
) q
++; /* eat delimiter */
1004 menuitem
= gtk_menu_item_new_with_label(name
);
1005 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1006 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1007 GINT_TO_POINTER(val
));
1008 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1009 GTK_SIGNAL_FUNC(droplist_sel
), i
);
1010 gtk_widget_show(menuitem
);
1017 gtk_option_menu_set_history(GTK_OPTION_MENU(w
), i
->ival
);
1026 gtk_signal_connect(GTK_OBJECT(fe
->cfgbox
), "destroy",
1027 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
1028 gtk_signal_connect(GTK_OBJECT(fe
->cfgbox
), "key_press_event",
1029 GTK_SIGNAL_FUNC(win_key_press
), cancel
);
1030 gtk_window_set_modal(GTK_WINDOW(fe
->cfgbox
), TRUE
);
1031 gtk_window_set_transient_for(GTK_WINDOW(fe
->cfgbox
),
1032 GTK_WINDOW(fe
->window
));
1033 /* set_transient_window_pos(fe->window, fe->cfgbox); */
1034 gtk_widget_show(fe
->cfgbox
);
1042 static void menu_key_event(GtkMenuItem
*menuitem
, gpointer data
)
1044 frontend
*fe
= (frontend
*)data
;
1045 int key
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem
),
1047 if (!midend_process_key(fe
->me
, 0, 0, key
))
1048 gtk_widget_destroy(fe
->window
);
1051 static void get_size(frontend
*fe
, int *px
, int *py
)
1056 * Currently I don't want to make the GTK port scale large
1057 * puzzles to fit on the screen. This is because X does permit
1058 * extremely large windows and many window managers provide a
1059 * means of navigating round them, and the users I consulted
1060 * before deciding said that they'd rather have enormous puzzle
1061 * windows spanning multiple screen pages than have them
1062 * shrunk. I could change my mind later or introduce
1063 * configurability; this would be the place to do so, by
1064 * replacing the initial values of x and y with the screen
1069 midend_size(fe
->me
, &x
, &y
, FALSE
);
1074 #if !GTK_CHECK_VERSION(2,0,0)
1075 #define gtk_window_resize(win, x, y) \
1076 gdk_window_resize(GTK_WIDGET(win)->window, x, y)
1079 static void menu_preset_event(GtkMenuItem
*menuitem
, gpointer data
)
1081 frontend
*fe
= (frontend
*)data
;
1082 game_params
*params
=
1083 (game_params
*)gtk_object_get_data(GTK_OBJECT(menuitem
), "user-data");
1086 midend_set_params(fe
->me
, params
);
1087 midend_new_game(fe
->me
);
1088 get_size(fe
, &x
, &y
);
1091 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1094 gtk_widget_size_request(GTK_WIDGET(fe
->window
), &req
);
1095 gtk_window_resize(GTK_WINDOW(fe
->window
), req
.width
, req
.height
);
1099 GdkAtom compound_text_atom
, utf8_string_atom
;
1100 int paste_initialised
= FALSE
;
1104 unsigned char empty
[] = { 0 };
1106 if (paste_initialised
)
1109 if (!compound_text_atom
)
1110 compound_text_atom
= gdk_atom_intern("COMPOUND_TEXT", FALSE
);
1111 if (!utf8_string_atom
)
1112 utf8_string_atom
= gdk_atom_intern("UTF8_STRING", FALSE
);
1115 * Ensure that all the cut buffers exist - according to the
1116 * ICCCM, we must do this before we start using cut buffers.
1118 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1119 XA_CUT_BUFFER0
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1120 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1121 XA_CUT_BUFFER1
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1122 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1123 XA_CUT_BUFFER2
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1124 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1125 XA_CUT_BUFFER3
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1126 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1127 XA_CUT_BUFFER4
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1128 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1129 XA_CUT_BUFFER5
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1130 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1131 XA_CUT_BUFFER6
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1132 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1133 XA_CUT_BUFFER7
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1136 /* Store data in a cut-buffer. */
1137 void store_cutbuffer(char *ptr
, int len
)
1139 /* ICCCM says we must rotate the buffers before storing to buffer 0. */
1140 XRotateBuffers(GDK_DISPLAY(), 1);
1141 XStoreBytes(GDK_DISPLAY(), ptr
, len
);
1144 void write_clip(frontend
*fe
, char *data
)
1149 sfree(fe
->paste_data
);
1152 * For this simple application we can safely assume that the
1153 * data passed to this function is pure ASCII, which means we
1154 * can return precisely the same stuff for types STRING,
1155 * COMPOUND_TEXT or UTF8_STRING.
1158 fe
->paste_data
= data
;
1159 fe
->paste_data_len
= strlen(data
);
1161 store_cutbuffer(fe
->paste_data
, fe
->paste_data_len
);
1163 if (gtk_selection_owner_set(fe
->area
, GDK_SELECTION_PRIMARY
,
1165 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1166 GDK_SELECTION_TYPE_STRING
, 1);
1167 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1168 compound_text_atom
, 1);
1169 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1170 utf8_string_atom
, 1);
1174 void selection_get(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1175 guint info
, guint time_stamp
, gpointer data
)
1177 frontend
*fe
= (frontend
*)data
;
1178 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1179 fe
->paste_data
, fe
->paste_data_len
);
1182 gint
selection_clear(GtkWidget
*widget
, GdkEventSelection
*seldata
,
1185 frontend
*fe
= (frontend
*)data
;
1188 sfree(fe
->paste_data
);
1189 fe
->paste_data
= NULL
;
1190 fe
->paste_data_len
= 0;
1194 static void menu_copy_event(GtkMenuItem
*menuitem
, gpointer data
)
1196 frontend
*fe
= (frontend
*)data
;
1199 text
= midend_text_format(fe
->me
);
1202 write_clip(fe
, text
);
1208 static void filesel_ok(GtkButton
*button
, gpointer data
)
1210 frontend
*fe
= (frontend
*)data
;
1212 gpointer filesel
= gtk_object_get_data(GTK_OBJECT(button
), "user-data");
1215 gtk_file_selection_get_filename(GTK_FILE_SELECTION(filesel
));
1217 fe
->filesel_name
= dupstr(name
);
1220 static char *file_selector(frontend
*fe
, char *title
, int save
)
1222 GtkWidget
*filesel
=
1223 gtk_file_selection_new(title
);
1225 fe
->filesel_name
= NULL
;
1227 gtk_window_set_modal(GTK_WINDOW(filesel
), TRUE
);
1229 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->ok_button
), "user-data",
1232 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->ok_button
), "clicked",
1233 GTK_SIGNAL_FUNC(filesel_ok
), fe
);
1234 gtk_signal_connect_object
1235 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->ok_button
), "clicked",
1236 GTK_SIGNAL_FUNC(gtk_widget_destroy
), (gpointer
)filesel
);
1237 gtk_signal_connect_object
1238 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->cancel_button
), "clicked",
1239 GTK_SIGNAL_FUNC(gtk_widget_destroy
), (gpointer
)filesel
);
1240 gtk_signal_connect(GTK_OBJECT(filesel
), "destroy",
1241 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
1242 gtk_widget_show(filesel
);
1243 gtk_window_set_transient_for(GTK_WINDOW(filesel
), GTK_WINDOW(fe
->window
));
1246 return fe
->filesel_name
;
1249 static void savefile_write(void *wctx
, void *buf
, int len
)
1251 FILE *fp
= (FILE *)wctx
;
1252 fwrite(buf
, 1, len
, fp
);
1255 static int savefile_read(void *wctx
, void *buf
, int len
)
1257 FILE *fp
= (FILE *)wctx
;
1260 ret
= fread(buf
, 1, len
, fp
);
1261 return (ret
== len
);
1264 static void menu_save_event(GtkMenuItem
*menuitem
, gpointer data
)
1266 frontend
*fe
= (frontend
*)data
;
1269 name
= file_selector(fe
, "Enter name of game file to save", TRUE
);
1274 if ((fp
= fopen(name
, "r")) != NULL
) {
1275 char buf
[256 + FILENAME_MAX
];
1279 sprintf(buf
, "Are you sure you want to overwrite the"
1281 FILENAME_MAX
, name
);
1282 if (!message_box(fe
->window
, "Question", buf
, TRUE
, MB_YESNO
))
1286 fp
= fopen(name
, "w");
1290 error_box(fe
->window
, "Unable to open save file");
1294 midend_serialise(fe
->me
, savefile_write
, fp
);
1300 static void menu_load_event(GtkMenuItem
*menuitem
, gpointer data
)
1302 frontend
*fe
= (frontend
*)data
;
1306 name
= file_selector(fe
, "Enter name of saved game file to load", FALSE
);
1309 FILE *fp
= fopen(name
, "r");
1313 error_box(fe
->window
, "Unable to open saved game file");
1317 err
= midend_deserialise(fe
->me
, savefile_read
, fp
);
1322 error_box(fe
->window
, err
);
1326 get_size(fe
, &x
, &y
);
1329 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1332 gtk_widget_size_request(GTK_WIDGET(fe
->window
), &req
);
1333 gtk_window_resize(GTK_WINDOW(fe
->window
), req
.width
, req
.height
);
1339 static void menu_solve_event(GtkMenuItem
*menuitem
, gpointer data
)
1341 frontend
*fe
= (frontend
*)data
;
1344 msg
= midend_solve(fe
->me
);
1347 error_box(fe
->window
, msg
);
1350 static void menu_restart_event(GtkMenuItem
*menuitem
, gpointer data
)
1352 frontend
*fe
= (frontend
*)data
;
1354 midend_restart_game(fe
->me
);
1357 static void menu_config_event(GtkMenuItem
*menuitem
, gpointer data
)
1359 frontend
*fe
= (frontend
*)data
;
1360 int which
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem
),
1364 if (!get_config(fe
, which
))
1367 midend_new_game(fe
->me
);
1368 get_size(fe
, &x
, &y
);
1371 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1374 gtk_widget_size_request(GTK_WIDGET(fe
->window
), &req
);
1375 gtk_window_resize(GTK_WINDOW(fe
->window
), req
.width
, req
.height
);
1379 static void menu_about_event(GtkMenuItem
*menuitem
, gpointer data
)
1381 frontend
*fe
= (frontend
*)data
;
1385 sprintf(titlebuf
, "About %.200s", thegame
.name
);
1388 "from Simon Tatham's Portable Puzzle Collection\n\n"
1389 "%.500s", thegame
.name
, ver
);
1391 message_box(fe
->window
, titlebuf
, textbuf
, TRUE
, MB_OK
);
1394 static GtkWidget
*add_menu_item_with_key(frontend
*fe
, GtkContainer
*cont
,
1395 char *text
, int key
)
1397 GtkWidget
*menuitem
= gtk_menu_item_new_with_label(text
);
1398 gtk_container_add(cont
, menuitem
);
1399 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1400 GINT_TO_POINTER(key
));
1401 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1402 GTK_SIGNAL_FUNC(menu_key_event
), fe
);
1403 gtk_widget_show(menuitem
);
1407 static void add_menu_separator(GtkContainer
*cont
)
1409 GtkWidget
*menuitem
= gtk_menu_item_new();
1410 gtk_container_add(cont
, menuitem
);
1411 gtk_widget_show(menuitem
);
1414 static frontend
*new_window(char *arg
, char **error
)
1418 GtkWidget
*menubar
, *menu
, *menuitem
;
1422 fe
= snew(frontend
);
1424 fe
->timer_active
= FALSE
;
1427 fe
->me
= midend_new(fe
, &thegame
, >k_drawing
, fe
);
1435 * Try treating the argument as a game ID.
1437 err
= midend_game_id(fe
->me
, arg
);
1440 * It's a valid game ID.
1442 midend_new_game(fe
->me
);
1444 FILE *fp
= fopen(arg
, "r");
1446 sprintf(errbuf
, "Supplied argument is neither a game ID (%.400s)"
1447 " nor a save file (%.400s)", err
, strerror(errno
));
1449 err
= midend_deserialise(fe
->me
, savefile_read
, fp
);
1450 sprintf(errbuf
, "%.800s", err
);
1455 *error
= dupstr(errbuf
);
1456 midend_free(fe
->me
);
1462 midend_new_game(fe
->me
);
1465 fe
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
1466 gtk_window_set_title(GTK_WINDOW(fe
->window
), thegame
.name
);
1468 gtk_window_set_resizable(GTK_WINDOW(fe
->window
), FALSE
);
1470 gtk_window_set_policy(GTK_WINDOW(fe
->window
), FALSE
, FALSE
, TRUE
);
1472 vbox
= GTK_BOX(gtk_vbox_new(FALSE
, 0));
1473 gtk_container_add(GTK_CONTAINER(fe
->window
), GTK_WIDGET(vbox
));
1474 gtk_widget_show(GTK_WIDGET(vbox
));
1476 menubar
= gtk_menu_bar_new();
1477 gtk_box_pack_start(vbox
, menubar
, FALSE
, FALSE
, 0);
1478 gtk_widget_show(menubar
);
1480 menuitem
= gtk_menu_item_new_with_label("Game");
1481 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1482 gtk_widget_show(menuitem
);
1484 menu
= gtk_menu_new();
1485 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), menu
);
1487 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "New", 'n');
1489 menuitem
= gtk_menu_item_new_with_label("Restart");
1490 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1491 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1492 GTK_SIGNAL_FUNC(menu_restart_event
), fe
);
1493 gtk_widget_show(menuitem
);
1495 menuitem
= gtk_menu_item_new_with_label("Specific...");
1496 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1497 GINT_TO_POINTER(CFG_DESC
));
1498 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1499 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1500 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1501 gtk_widget_show(menuitem
);
1503 menuitem
= gtk_menu_item_new_with_label("Random Seed...");
1504 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1505 GINT_TO_POINTER(CFG_SEED
));
1506 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1507 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1508 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1509 gtk_widget_show(menuitem
);
1511 if ((n
= midend_num_presets(fe
->me
)) > 0 || thegame
.can_configure
) {
1515 menuitem
= gtk_menu_item_new_with_label("Type");
1516 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1517 gtk_widget_show(menuitem
);
1519 submenu
= gtk_menu_new();
1520 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), submenu
);
1522 for (i
= 0; i
< n
; i
++) {
1524 game_params
*params
;
1526 midend_fetch_preset(fe
->me
, i
, &name
, ¶ms
);
1528 menuitem
= gtk_menu_item_new_with_label(name
);
1529 gtk_container_add(GTK_CONTAINER(submenu
), menuitem
);
1530 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data", params
);
1531 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1532 GTK_SIGNAL_FUNC(menu_preset_event
), fe
);
1533 gtk_widget_show(menuitem
);
1536 if (thegame
.can_configure
) {
1537 menuitem
= gtk_menu_item_new_with_label("Custom...");
1538 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1539 GPOINTER_TO_INT(CFG_SETTINGS
));
1540 gtk_container_add(GTK_CONTAINER(submenu
), menuitem
);
1541 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1542 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1543 gtk_widget_show(menuitem
);
1547 add_menu_separator(GTK_CONTAINER(menu
));
1548 menuitem
= gtk_menu_item_new_with_label("Load");
1549 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1550 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1551 GTK_SIGNAL_FUNC(menu_load_event
), fe
);
1552 gtk_widget_show(menuitem
);
1553 menuitem
= gtk_menu_item_new_with_label("Save");
1554 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1555 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1556 GTK_SIGNAL_FUNC(menu_save_event
), fe
);
1557 gtk_widget_show(menuitem
);
1558 add_menu_separator(GTK_CONTAINER(menu
));
1559 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Undo", 'u');
1560 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Redo", '\x12');
1561 if (thegame
.can_format_as_text
) {
1562 add_menu_separator(GTK_CONTAINER(menu
));
1563 menuitem
= gtk_menu_item_new_with_label("Copy");
1564 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1565 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1566 GTK_SIGNAL_FUNC(menu_copy_event
), fe
);
1567 gtk_widget_show(menuitem
);
1569 if (thegame
.can_solve
) {
1570 add_menu_separator(GTK_CONTAINER(menu
));
1571 menuitem
= gtk_menu_item_new_with_label("Solve");
1572 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1573 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1574 GTK_SIGNAL_FUNC(menu_solve_event
), fe
);
1575 gtk_widget_show(menuitem
);
1577 add_menu_separator(GTK_CONTAINER(menu
));
1578 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Exit", 'q');
1580 menuitem
= gtk_menu_item_new_with_label("Help");
1581 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1582 gtk_widget_show(menuitem
);
1584 menu
= gtk_menu_new();
1585 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), menu
);
1587 menuitem
= gtk_menu_item_new_with_label("About");
1588 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1589 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1590 GTK_SIGNAL_FUNC(menu_about_event
), fe
);
1591 gtk_widget_show(menuitem
);
1598 fe
->colmap
= gdk_colormap_get_system();
1599 colours
= midend_colours(fe
->me
, &ncolours
);
1600 fe
->ncolours
= ncolours
;
1601 fe
->colours
= snewn(ncolours
, GdkColor
);
1602 for (i
= 0; i
< ncolours
; i
++) {
1603 fe
->colours
[i
].red
= colours
[i
*3] * 0xFFFF;
1604 fe
->colours
[i
].green
= colours
[i
*3+1] * 0xFFFF;
1605 fe
->colours
[i
].blue
= colours
[i
*3+2] * 0xFFFF;
1607 success
= snewn(ncolours
, gboolean
);
1608 gdk_colormap_alloc_colors(fe
->colmap
, fe
->colours
, ncolours
,
1609 FALSE
, FALSE
, success
);
1610 for (i
= 0; i
< ncolours
; i
++) {
1612 g_error("couldn't allocate colour %d (#%02x%02x%02x)\n",
1613 i
, fe
->colours
[i
].red
>> 8,
1614 fe
->colours
[i
].green
>> 8,
1615 fe
->colours
[i
].blue
>> 8);
1619 if (midend_wants_statusbar(fe
->me
)) {
1620 GtkWidget
*viewport
;
1623 viewport
= gtk_viewport_new(NULL
, NULL
);
1624 gtk_viewport_set_shadow_type(GTK_VIEWPORT(viewport
), GTK_SHADOW_NONE
);
1625 fe
->statusbar
= gtk_statusbar_new();
1626 gtk_container_add(GTK_CONTAINER(viewport
), fe
->statusbar
);
1627 gtk_widget_show(viewport
);
1628 gtk_box_pack_end(vbox
, viewport
, FALSE
, FALSE
, 0);
1629 gtk_widget_show(fe
->statusbar
);
1630 fe
->statusctx
= gtk_statusbar_get_context_id
1631 (GTK_STATUSBAR(fe
->statusbar
), "game");
1632 gtk_statusbar_push(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
,
1634 gtk_widget_size_request(fe
->statusbar
, &req
);
1636 /* For GTK 2.0, should we be using gtk_widget_set_size_request? */
1638 gtk_widget_set_usize(viewport
, -1, req
.height
);
1640 fe
->statusbar
= NULL
;
1642 fe
->area
= gtk_drawing_area_new();
1643 get_size(fe
, &x
, &y
);
1644 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1648 gtk_box_pack_end(vbox
, fe
->area
, TRUE
, TRUE
, 0);
1652 fe
->nfonts
= fe
->fontsize
= 0;
1654 fe
->laststatus
= NULL
;
1656 fe
->paste_data
= NULL
;
1657 fe
->paste_data_len
= 0;
1659 gtk_signal_connect(GTK_OBJECT(fe
->window
), "destroy",
1660 GTK_SIGNAL_FUNC(destroy
), fe
);
1661 gtk_signal_connect(GTK_OBJECT(fe
->window
), "key_press_event",
1662 GTK_SIGNAL_FUNC(key_event
), fe
);
1663 gtk_signal_connect(GTK_OBJECT(fe
->area
), "button_press_event",
1664 GTK_SIGNAL_FUNC(button_event
), fe
);
1665 gtk_signal_connect(GTK_OBJECT(fe
->area
), "button_release_event",
1666 GTK_SIGNAL_FUNC(button_event
), fe
);
1667 gtk_signal_connect(GTK_OBJECT(fe
->area
), "motion_notify_event",
1668 GTK_SIGNAL_FUNC(motion_event
), fe
);
1669 gtk_signal_connect(GTK_OBJECT(fe
->area
), "selection_get",
1670 GTK_SIGNAL_FUNC(selection_get
), fe
);
1671 gtk_signal_connect(GTK_OBJECT(fe
->area
), "selection_clear_event",
1672 GTK_SIGNAL_FUNC(selection_clear
), fe
);
1673 gtk_signal_connect(GTK_OBJECT(fe
->area
), "expose_event",
1674 GTK_SIGNAL_FUNC(expose_area
), fe
);
1675 gtk_signal_connect(GTK_OBJECT(fe
->window
), "map_event",
1676 GTK_SIGNAL_FUNC(map_window
), fe
);
1677 gtk_signal_connect(GTK_OBJECT(fe
->area
), "configure_event",
1678 GTK_SIGNAL_FUNC(configure_area
), fe
);
1680 gtk_widget_add_events(GTK_WIDGET(fe
->area
),
1681 GDK_BUTTON_PRESS_MASK
|
1682 GDK_BUTTON_RELEASE_MASK
|
1683 GDK_BUTTON_MOTION_MASK
);
1685 gtk_widget_show(fe
->area
);
1686 gtk_widget_show(fe
->window
);
1688 gdk_window_set_background(fe
->area
->window
, &fe
->colours
[0]);
1689 gdk_window_set_background(fe
->window
->window
, &fe
->colours
[0]);
1694 char *fgetline(FILE *fp
)
1696 char *ret
= snewn(512, char);
1697 int size
= 512, len
= 0;
1698 while (fgets(ret
+ len
, size
- len
, fp
)) {
1699 len
+= strlen(ret
+ len
);
1700 if (ret
[len
-1] == '\n')
1701 break; /* got a newline, we're done */
1703 ret
= sresize(ret
, size
, char);
1705 if (len
== 0) { /* first fgets returned NULL */
1713 int main(int argc
, char **argv
)
1715 char *pname
= argv
[0];
1717 int ngenerate
= 0, print
= FALSE
, px
= 1, py
= 1;
1718 int soln
= FALSE
, colour
= FALSE
;
1721 int doing_opts
= TRUE
;
1727 * Command line parsing in this function is rather fiddly,
1728 * because GTK wants to have a go at argc/argv _first_ - and
1729 * yet we can't let it, because gtk_init() will bomb out if it
1730 * can't open an X display, whereas in fact we want to permit
1731 * our --generate and --print modes to run without an X
1735 * - we parse the command line ourselves, without modifying
1737 * - if we encounter an error which might plausibly be the
1738 * result of a GTK command line (i.e. not detailed errors in
1739 * particular options of ours) we store the error message
1740 * and terminate parsing.
1741 * - if we got enough out of the command line to know it
1742 * specifies a non-X mode of operation, we either display
1743 * the stored error and return failure, or if there is no
1744 * stored error we do the non-X operation and return
1746 * - otherwise, we go straight to gtk_init().
1752 if (doing_opts
&& !strcmp(p
, "--version")) {
1753 printf("%s, from Simon Tatham's Portable Puzzle Collection\n%s\n",
1756 } else if (doing_opts
&& !strcmp(p
, "--generate")) {
1758 ngenerate
= atoi(*++av
);
1760 fprintf(stderr
, "%s: '--generate' expected a number\n",
1766 } else if (doing_opts
&& !strcmp(p
, "--print")) {
1767 if (!thegame
.can_print
) {
1768 fprintf(stderr
, "%s: this game does not support printing\n",
1775 if (sscanf(dim
, "%dx%d", &px
, &py
) != 2) {
1776 fprintf(stderr
, "%s: unable to parse argument '%s' to "
1777 "'--print'\n", pname
, dim
);
1783 } else if (doing_opts
&& !strcmp(p
, "--scale")) {
1785 scale
= atof(*++av
);
1787 fprintf(stderr
, "%s: no argument supplied to '--scale'\n",
1791 } else if (doing_opts
&& (!strcmp(p
, "--with-solutions") ||
1792 !strcmp(p
, "--with-solution") ||
1793 !strcmp(p
, "--with-solns") ||
1794 !strcmp(p
, "--with-soln") ||
1795 !strcmp(p
, "--solutions") ||
1796 !strcmp(p
, "--solution") ||
1797 !strcmp(p
, "--solns") ||
1798 !strcmp(p
, "--soln"))) {
1800 } else if (doing_opts
&& !strcmp(p
, "--colour")) {
1801 if (!thegame
.can_print_in_colour
) {
1802 fprintf(stderr
, "%s: this game does not support colour"
1803 " printing\n", pname
);
1807 } else if (doing_opts
&& !strcmp(p
, "--")) {
1809 } else if (!doing_opts
|| p
[0] != '-') {
1811 fprintf(stderr
, "%s: more than one argument supplied\n",
1817 sprintf(errbuf
, "%.100s: unrecognised option '%.100s'\n",
1824 * Special standalone mode for generating puzzle IDs on the
1825 * command line. Useful for generating puzzles to be printed
1826 * out and solved offline (for puzzles where that even makes
1827 * sense - Solo, for example, is a lot more pencil-and-paper
1828 * friendly than Twiddle!)
1832 * <puzzle-name> --generate [<n> [<params>]]
1834 * <n>, if present, is the number of puzzle IDs to generate.
1835 * <params>, if present, is the same type of parameter string
1836 * you would pass to the puzzle when running it in GUI mode,
1837 * including optional extras such as the expansion factor in
1838 * Rectangles and the difficulty level in Solo.
1840 * If you specify <params>, you must also specify <n> (although
1841 * you may specify it to be 1). Sorry; that was the
1842 * simplest-to-parse command-line syntax I came up with.
1844 if (ngenerate
> 0 || print
) {
1848 document
*doc
= NULL
;
1851 fputs(errbuf
, stderr
);
1857 me
= midend_new(NULL
, &thegame
, NULL
, NULL
);
1861 doc
= document_new(px
, py
, scale
);
1864 * In this loop, we either generate a game ID or read one
1865 * from stdin depending on whether we're in generate mode;
1866 * then we either write it to stdout or print it, depending
1867 * on whether we're in print mode. Thus, this loop handles
1868 * generate-to-stdout, print-from-stdin and generate-and-
1869 * immediately-print modes.
1871 * (It could also handle a copy-stdin-to-stdout mode,
1872 * although there's currently no combination of options
1873 * which will cause this loop to be activated in that mode.
1874 * It wouldn't be _entirely_ pointless, though, because
1875 * stdin could contain bare params strings or random-seed
1876 * IDs, and stdout would contain nothing but fully
1877 * generated descriptive game IDs.)
1879 while (ngenerate
== 0 || i
< n
) {
1882 if (ngenerate
== 0) {
1883 pstr
= fgetline(stdin
);
1886 pstr
[strcspn(pstr
, "\r\n")] = '\0';
1889 pstr
= snewn(strlen(arg
) + 40, char);
1892 if (i
> 0 && strchr(arg
, '#'))
1893 sprintf(pstr
+ strlen(pstr
), "-%d", i
);
1899 err
= midend_game_id(me
, pstr
);
1901 fprintf(stderr
, "%s: error parsing '%s': %s\n",
1908 midend_new_game(me
);
1911 err
= midend_print_puzzle(me
, doc
, soln
);
1913 fprintf(stderr
, "%s: error in printing: %s\n", pname
, err
);
1917 id
= midend_get_game_id(me
);
1926 psdata
*ps
= ps_init(stdout
, colour
);
1927 document_print(doc
, ps_drawing_api(ps
));
1937 gtk_init(&argc
, &argv
);
1939 if (!new_window(argc
> 1 ? argv
[1] : NULL
, &error
)) {
1940 fprintf(stderr
, "%s: %s\n", pname
, error
);