2 * gtk.c: GTK front end for my puzzle collection.
16 #include <gdk/gdkkeysyms.h>
18 #include <gdk-pixbuf/gdk-pixbuf.h>
22 #include <X11/Xutil.h>
23 #include <X11/Xatom.h>
27 #if GTK_CHECK_VERSION(2,0,0)
32 static FILE *debug_fp
= NULL
;
37 debug_fp
= fopen("debug.log", "w");
48 void debug_printf(char *fmt
, ...)
54 vsprintf(buf
, fmt
, ap
);
60 /* ----------------------------------------------------------------------
61 * Error reporting functions used elsewhere.
64 void fatal(char *fmt
, ...)
68 fprintf(stderr
, "fatal error: ");
71 vfprintf(stderr
, fmt
, ap
);
74 fprintf(stderr
, "\n");
78 /* ----------------------------------------------------------------------
79 * GTK front end to puzzles.
82 static void update_preset_tick(frontend
*fe
);
86 PangoFontDescription
*desc
;
95 * This structure holds all the data relevant to a single window.
96 * In principle this would allow us to open multiple independent
97 * puzzle windows, although I can't currently see any real point in
98 * doing so. I'm just coding cleanly because there's no
99 * particularly good reason not to.
103 GtkAccelGroup
*accelgroup
;
105 GtkWidget
*statusbar
;
114 int bbox_l
, bbox_r
, bbox_u
, bbox_d
;
115 int timer_active
, timer_id
;
116 struct timeval last_time
;
118 int nfonts
, fontsize
;
120 int cfg_which
, cfgret
;
124 int pw
, ph
; /* pixmap size (w, h are area size) */
125 int ox
, oy
; /* offset of pixmap in drawing area */
128 GtkWidget
**preset_bullets
;
129 GtkWidget
*preset_custom_bullet
;
132 void get_random_seed(void **randseed
, int *randseedsize
)
134 struct timeval
*tvp
= snew(struct timeval
);
135 gettimeofday(tvp
, NULL
);
136 *randseed
= (void *)tvp
;
137 *randseedsize
= sizeof(struct timeval
);
140 void frontend_default_colour(frontend
*fe
, float *output
)
142 GdkColor col
= fe
->window
->style
->bg
[GTK_STATE_NORMAL
];
143 output
[0] = col
.red
/ 65535.0;
144 output
[1] = col
.green
/ 65535.0;
145 output
[2] = col
.blue
/ 65535.0;
148 void gtk_status_bar(void *handle
, char *text
)
150 frontend
*fe
= (frontend
*)handle
;
152 assert(fe
->statusbar
);
154 gtk_statusbar_pop(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
);
155 gtk_statusbar_push(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
, text
);
158 void gtk_start_draw(void *handle
)
160 frontend
*fe
= (frontend
*)handle
;
161 fe
->gc
= gdk_gc_new(fe
->area
->window
);
168 void gtk_clip(void *handle
, int x
, int y
, int w
, int h
)
170 frontend
*fe
= (frontend
*)handle
;
178 gdk_gc_set_clip_rectangle(fe
->gc
, &rect
);
181 void gtk_unclip(void *handle
)
183 frontend
*fe
= (frontend
*)handle
;
191 gdk_gc_set_clip_rectangle(fe
->gc
, &rect
);
194 void gtk_draw_text(void *handle
, int x
, int y
, int fonttype
, int fontsize
,
195 int align
, int colour
, char *text
)
197 frontend
*fe
= (frontend
*)handle
;
201 * Find or create the font.
203 for (i
= 0; i
< fe
->nfonts
; i
++)
204 if (fe
->fonts
[i
].type
== fonttype
&& fe
->fonts
[i
].size
== fontsize
)
207 if (i
== fe
->nfonts
) {
208 if (fe
->fontsize
<= fe
->nfonts
) {
209 fe
->fontsize
= fe
->nfonts
+ 10;
210 fe
->fonts
= sresize(fe
->fonts
, fe
->fontsize
, struct font
);
215 fe
->fonts
[i
].type
= fonttype
;
216 fe
->fonts
[i
].size
= fontsize
;
220 * Use Pango to find the closest match to the requested
224 PangoFontDescription
*fd
;
226 fd
= pango_font_description_new();
227 /* `Monospace' and `Sans' are meta-families guaranteed to exist */
228 pango_font_description_set_family(fd
, fonttype
== FONT_FIXED ?
229 "Monospace" : "Sans");
230 pango_font_description_set_weight(fd
, PANGO_WEIGHT_BOLD
);
232 * I found some online Pango documentation which
233 * described a function called
234 * pango_font_description_set_absolute_size(), which is
235 * _exactly_ what I want here. Unfortunately, none of
236 * my local Pango installations have it (presumably
237 * they're too old), so I'm going to have to hack round
238 * it by figuring out the point size myself. This
239 * limits me to X and probably also breaks in later
240 * Pango installations, so ideally I should add another
241 * CHECK_VERSION type ifdef and use set_absolute_size
242 * where available. All very annoying.
244 #ifdef HAVE_SENSIBLE_ABSOLUTE_SIZE_FUNCTION
245 pango_font_description_set_absolute_size(fd
, PANGO_SCALE
*fontsize
);
248 Display
*d
= GDK_DISPLAY();
249 int s
= DefaultScreen(d
);
251 (PANGO_SCALE
* 72.27 / 25.4) *
252 ((double) DisplayWidthMM(d
, s
) / DisplayWidth (d
, s
));
253 pango_font_description_set_size(fd
, resolution
* fontsize
);
256 fe
->fonts
[i
].desc
= fd
;
261 * In GTK 1.2, I don't know of any plausible way to
262 * pick a suitable font, so I'm just going to be
265 fe
->fonts
[i
].font
= gdk_font_load(fonttype
== FONT_FIXED ?
266 "fixed" : "variable");
274 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
285 layout
= pango_layout_new(gtk_widget_get_pango_context(fe
->area
));
286 pango_layout_set_font_description(layout
, fe
->fonts
[i
].desc
);
287 pango_layout_set_text(layout
, text
, strlen(text
));
288 pango_layout_get_pixel_extents(layout
, NULL
, &rect
);
290 if (align
& ALIGN_VCENTRE
)
291 rect
.y
-= rect
.height
/ 2;
293 rect
.y
-= rect
.height
;
295 if (align
& ALIGN_HCENTRE
)
296 rect
.x
-= rect
.width
/ 2;
297 else if (align
& ALIGN_HRIGHT
)
298 rect
.x
-= rect
.width
;
300 gdk_draw_layout(fe
->pixmap
, fe
->gc
, rect
.x
+ x
, rect
.y
+ y
, layout
);
302 g_object_unref(layout
);
307 * Find string dimensions and process alignment.
310 int lb
, rb
, wid
, asc
, desc
;
313 * Measure vertical string extents with respect to the same
316 gdk_string_extents(fe
->fonts
[i
].font
,
317 "ABCDEFGHIJKLMNOPQRSTUVWXYZ",
318 &lb
, &rb
, &wid
, &asc
, &desc
);
319 if (align
& ALIGN_VCENTRE
)
320 y
+= asc
- (asc
+desc
)/2;
325 * ... but horizontal extents with respect to the provided
326 * string. This means that multiple pieces of text centred
327 * on the same y-coordinate don't have different baselines.
329 gdk_string_extents(fe
->fonts
[i
].font
, text
,
330 &lb
, &rb
, &wid
, &asc
, &desc
);
332 if (align
& ALIGN_HCENTRE
)
334 else if (align
& ALIGN_HRIGHT
)
340 * Actually draw the text.
342 gdk_draw_string(fe
->pixmap
, fe
->fonts
[i
].font
, fe
->gc
, x
, y
, text
);
347 void gtk_draw_rect(void *handle
, int x
, int y
, int w
, int h
, int colour
)
349 frontend
*fe
= (frontend
*)handle
;
350 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
351 gdk_draw_rectangle(fe
->pixmap
, fe
->gc
, 1, x
, y
, w
, h
);
354 void gtk_draw_line(void *handle
, int x1
, int y1
, int x2
, int y2
, int colour
)
356 frontend
*fe
= (frontend
*)handle
;
357 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[colour
]);
358 gdk_draw_line(fe
->pixmap
, fe
->gc
, x1
, y1
, x2
, y2
);
361 void gtk_draw_poly(void *handle
, int *coords
, int npoints
,
362 int fillcolour
, int outlinecolour
)
364 frontend
*fe
= (frontend
*)handle
;
365 GdkPoint
*points
= snewn(npoints
, GdkPoint
);
368 for (i
= 0; i
< npoints
; i
++) {
369 points
[i
].x
= coords
[i
*2];
370 points
[i
].y
= coords
[i
*2+1];
373 if (fillcolour
>= 0) {
374 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[fillcolour
]);
375 gdk_draw_polygon(fe
->pixmap
, fe
->gc
, TRUE
, points
, npoints
);
377 assert(outlinecolour
>= 0);
378 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[outlinecolour
]);
381 * In principle we ought to be able to use gdk_draw_polygon for
382 * the outline as well. In fact, it turns out to interact badly
383 * with a clipping region, for no terribly obvious reason, so I
384 * draw the outline as a sequence of lines instead.
386 for (i
= 0; i
< npoints
; i
++)
387 gdk_draw_line(fe
->pixmap
, fe
->gc
,
388 points
[i
].x
, points
[i
].y
,
389 points
[(i
+1)%npoints
].x
, points
[(i
+1)%npoints
].y
);
394 void gtk_draw_circle(void *handle
, int cx
, int cy
, int radius
,
395 int fillcolour
, int outlinecolour
)
397 frontend
*fe
= (frontend
*)handle
;
398 if (fillcolour
>= 0) {
399 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[fillcolour
]);
400 gdk_draw_arc(fe
->pixmap
, fe
->gc
, TRUE
,
401 cx
- radius
, cy
- radius
,
402 2 * radius
, 2 * radius
, 0, 360 * 64);
405 assert(outlinecolour
>= 0);
406 gdk_gc_set_foreground(fe
->gc
, &fe
->colours
[outlinecolour
]);
407 gdk_draw_arc(fe
->pixmap
, fe
->gc
, FALSE
,
408 cx
- radius
, cy
- radius
,
409 2 * radius
, 2 * radius
, 0, 360 * 64);
417 blitter
*gtk_blitter_new(void *handle
, int w
, int h
)
420 * We can't create the pixmap right now, because fe->window
421 * might not yet exist. So we just cache w and h and create it
422 * during the firs call to blitter_save.
424 blitter
*bl
= snew(blitter
);
431 void gtk_blitter_free(void *handle
, blitter
*bl
)
434 gdk_pixmap_unref(bl
->pixmap
);
438 void gtk_blitter_save(void *handle
, blitter
*bl
, int x
, int y
)
440 frontend
*fe
= (frontend
*)handle
;
442 bl
->pixmap
= gdk_pixmap_new(fe
->area
->window
, bl
->w
, bl
->h
, -1);
445 gdk_draw_pixmap(bl
->pixmap
,
446 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
448 x
, y
, 0, 0, bl
->w
, bl
->h
);
451 void gtk_blitter_load(void *handle
, blitter
*bl
, int x
, int y
)
453 frontend
*fe
= (frontend
*)handle
;
455 if (x
== BLITTER_FROMSAVED
&& y
== BLITTER_FROMSAVED
) {
459 gdk_draw_pixmap(fe
->pixmap
,
460 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
462 0, 0, x
, y
, bl
->w
, bl
->h
);
465 void gtk_draw_update(void *handle
, int x
, int y
, int w
, int h
)
467 frontend
*fe
= (frontend
*)handle
;
468 if (fe
->bbox_l
> x
) fe
->bbox_l
= x
;
469 if (fe
->bbox_r
< x
+w
) fe
->bbox_r
= x
+w
;
470 if (fe
->bbox_u
> y
) fe
->bbox_u
= y
;
471 if (fe
->bbox_d
< y
+h
) fe
->bbox_d
= y
+h
;
474 void gtk_end_draw(void *handle
)
476 frontend
*fe
= (frontend
*)handle
;
477 gdk_gc_unref(fe
->gc
);
480 if (fe
->bbox_l
< fe
->bbox_r
&& fe
->bbox_u
< fe
->bbox_d
) {
481 gdk_draw_pixmap(fe
->area
->window
,
482 fe
->area
->style
->fg_gc
[GTK_WIDGET_STATE(fe
->area
)],
484 fe
->bbox_l
, fe
->bbox_u
,
485 fe
->ox
+ fe
->bbox_l
, fe
->oy
+ fe
->bbox_u
,
486 fe
->bbox_r
- fe
->bbox_l
, fe
->bbox_d
- fe
->bbox_u
);
490 const struct drawing_api gtk_drawing
= {
506 NULL
, NULL
, NULL
, NULL
, NULL
, NULL
, /* {begin,end}_{doc,page,puzzle} */
507 NULL
, /* line_width */
510 static void destroy(GtkWidget
*widget
, gpointer data
)
512 frontend
*fe
= (frontend
*)data
;
513 deactivate_timer(fe
);
518 static gint
key_event(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
520 frontend
*fe
= (frontend
*)data
;
522 int shift
= (event
->state
& GDK_SHIFT_MASK
) ? MOD_SHFT
: 0;
523 int ctrl
= (event
->state
& GDK_CONTROL_MASK
) ? MOD_CTRL
: 0;
528 #if !GTK_CHECK_VERSION(2,0,0)
529 /* Gtk 1.2 passes a key event to this function even if it's also
530 * defined as an accelerator.
531 * Gtk 2 doesn't do this, and this function appears not to exist there. */
532 if (fe
->accelgroup
&&
533 gtk_accel_group_get_entry(fe
->accelgroup
,
534 event
->keyval
, event
->state
))
538 if (event
->keyval
== GDK_Up
)
539 keyval
= shift
| ctrl
| CURSOR_UP
;
540 else if (event
->keyval
== GDK_KP_Up
|| event
->keyval
== GDK_KP_8
)
541 keyval
= MOD_NUM_KEYPAD
| '8';
542 else if (event
->keyval
== GDK_Down
)
543 keyval
= shift
| ctrl
| CURSOR_DOWN
;
544 else if (event
->keyval
== GDK_KP_Down
|| event
->keyval
== GDK_KP_2
)
545 keyval
= MOD_NUM_KEYPAD
| '2';
546 else if (event
->keyval
== GDK_Left
)
547 keyval
= shift
| ctrl
| CURSOR_LEFT
;
548 else if (event
->keyval
== GDK_KP_Left
|| event
->keyval
== GDK_KP_4
)
549 keyval
= MOD_NUM_KEYPAD
| '4';
550 else if (event
->keyval
== GDK_Right
)
551 keyval
= shift
| ctrl
| CURSOR_RIGHT
;
552 else if (event
->keyval
== GDK_KP_Right
|| event
->keyval
== GDK_KP_6
)
553 keyval
= MOD_NUM_KEYPAD
| '6';
554 else if (event
->keyval
== GDK_KP_Home
|| event
->keyval
== GDK_KP_7
)
555 keyval
= MOD_NUM_KEYPAD
| '7';
556 else if (event
->keyval
== GDK_KP_End
|| event
->keyval
== GDK_KP_1
)
557 keyval
= MOD_NUM_KEYPAD
| '1';
558 else if (event
->keyval
== GDK_KP_Page_Up
|| event
->keyval
== GDK_KP_9
)
559 keyval
= MOD_NUM_KEYPAD
| '9';
560 else if (event
->keyval
== GDK_KP_Page_Down
|| event
->keyval
== GDK_KP_3
)
561 keyval
= MOD_NUM_KEYPAD
| '3';
562 else if (event
->keyval
== GDK_KP_Insert
|| event
->keyval
== GDK_KP_0
)
563 keyval
= MOD_NUM_KEYPAD
| '0';
564 else if (event
->keyval
== GDK_KP_Begin
|| event
->keyval
== GDK_KP_5
)
565 keyval
= MOD_NUM_KEYPAD
| '5';
566 else if (event
->keyval
== GDK_BackSpace
||
567 event
->keyval
== GDK_Delete
||
568 event
->keyval
== GDK_KP_Delete
)
570 else if (event
->string
[0] && !event
->string
[1])
571 keyval
= (unsigned char)event
->string
[0];
576 !midend_process_key(fe
->me
, 0, 0, keyval
))
577 gtk_widget_destroy(fe
->window
);
582 static gint
button_event(GtkWidget
*widget
, GdkEventButton
*event
,
585 frontend
*fe
= (frontend
*)data
;
591 if (event
->type
!= GDK_BUTTON_PRESS
&& event
->type
!= GDK_BUTTON_RELEASE
)
594 if (event
->button
== 2 || (event
->state
& GDK_SHIFT_MASK
))
595 button
= MIDDLE_BUTTON
;
596 else if (event
->button
== 3 || (event
->state
& GDK_MOD1_MASK
))
597 button
= RIGHT_BUTTON
;
598 else if (event
->button
== 1)
599 button
= LEFT_BUTTON
;
601 return FALSE
; /* don't even know what button! */
603 if (event
->type
== GDK_BUTTON_RELEASE
)
604 button
+= LEFT_RELEASE
- LEFT_BUTTON
;
606 if (!midend_process_key(fe
->me
, event
->x
- fe
->ox
,
607 event
->y
- fe
->oy
, button
))
608 gtk_widget_destroy(fe
->window
);
613 static gint
motion_event(GtkWidget
*widget
, GdkEventMotion
*event
,
616 frontend
*fe
= (frontend
*)data
;
622 if (event
->state
& (GDK_BUTTON2_MASK
| GDK_SHIFT_MASK
))
623 button
= MIDDLE_DRAG
;
624 else if (event
->state
& GDK_BUTTON1_MASK
)
626 else if (event
->state
& GDK_BUTTON3_MASK
)
629 return FALSE
; /* don't even know what button! */
631 if (!midend_process_key(fe
->me
, event
->x
- fe
->ox
,
632 event
->y
- fe
->oy
, button
))
633 gtk_widget_destroy(fe
->window
);
638 static gint
expose_area(GtkWidget
*widget
, GdkEventExpose
*event
,
641 frontend
*fe
= (frontend
*)data
;
644 gdk_draw_pixmap(widget
->window
,
645 widget
->style
->fg_gc
[GTK_WIDGET_STATE(widget
)],
647 event
->area
.x
- fe
->ox
, event
->area
.y
- fe
->oy
,
648 event
->area
.x
, event
->area
.y
,
649 event
->area
.width
, event
->area
.height
);
654 static gint
map_window(GtkWidget
*widget
, GdkEvent
*event
,
657 frontend
*fe
= (frontend
*)data
;
660 * Apparently we need to do this because otherwise the status
661 * bar will fail to update immediately. Annoying, but there we
664 gtk_widget_queue_draw(fe
->window
);
669 static gint
configure_area(GtkWidget
*widget
,
670 GdkEventConfigure
*event
, gpointer data
)
672 frontend
*fe
= (frontend
*)data
;
677 gdk_pixmap_unref(fe
->pixmap
);
679 x
= fe
->w
= event
->width
;
680 y
= fe
->h
= event
->height
;
681 midend_size(fe
->me
, &x
, &y
, TRUE
);
684 fe
->ox
= (fe
->w
- fe
->pw
) / 2;
685 fe
->oy
= (fe
->h
- fe
->ph
) / 2;
687 fe
->pixmap
= gdk_pixmap_new(widget
->window
, fe
->pw
, fe
->ph
, -1);
689 gc
= gdk_gc_new(fe
->area
->window
);
690 gdk_gc_set_foreground(gc
, &fe
->colours
[0]);
691 gdk_draw_rectangle(fe
->pixmap
, gc
, 1, 0, 0, fe
->pw
, fe
->ph
);
692 gdk_draw_rectangle(widget
->window
, gc
, 1, 0, 0,
693 event
->width
, event
->height
);
696 midend_force_redraw(fe
->me
);
701 static gint
timer_func(gpointer data
)
703 frontend
*fe
= (frontend
*)data
;
705 if (fe
->timer_active
) {
708 gettimeofday(&now
, NULL
);
709 elapsed
= ((now
.tv_usec
- fe
->last_time
.tv_usec
) * 0.000001F
+
710 (now
.tv_sec
- fe
->last_time
.tv_sec
));
711 midend_timer(fe
->me
, elapsed
); /* may clear timer_active */
715 return fe
->timer_active
;
718 void deactivate_timer(frontend
*fe
)
721 return; /* can happen due to --generate */
722 if (fe
->timer_active
)
723 gtk_timeout_remove(fe
->timer_id
);
724 fe
->timer_active
= FALSE
;
727 void activate_timer(frontend
*fe
)
730 return; /* can happen due to --generate */
731 if (!fe
->timer_active
) {
732 fe
->timer_id
= gtk_timeout_add(20, timer_func
, fe
);
733 gettimeofday(&fe
->last_time
, NULL
);
735 fe
->timer_active
= TRUE
;
738 static void window_destroy(GtkWidget
*widget
, gpointer data
)
743 static void msgbox_button_clicked(GtkButton
*button
, gpointer data
)
745 GtkWidget
*window
= GTK_WIDGET(data
);
748 ip
= (int *)gtk_object_get_data(GTK_OBJECT(window
), "user-data");
749 v
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(button
), "user-data"));
752 gtk_widget_destroy(GTK_WIDGET(data
));
755 static int win_key_press(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
757 GtkObject
*cancelbutton
= GTK_OBJECT(data
);
760 * `Escape' effectively clicks the cancel button
762 if (event
->keyval
== GDK_Escape
) {
763 gtk_signal_emit_by_name(GTK_OBJECT(cancelbutton
), "clicked");
770 enum { MB_OK
, MB_YESNO
};
772 int message_box(GtkWidget
*parent
, char *title
, char *msg
, int centre
,
775 GtkWidget
*window
, *hbox
, *text
, *button
;
779 window
= gtk_dialog_new();
780 text
= gtk_label_new(msg
);
781 gtk_misc_set_alignment(GTK_MISC(text
), 0.0, 0.0);
782 hbox
= gtk_hbox_new(FALSE
, 0);
783 gtk_box_pack_start(GTK_BOX(hbox
), text
, FALSE
, FALSE
, 20);
784 gtk_box_pack_start(GTK_BOX(GTK_DIALOG(window
)->vbox
),
785 hbox
, FALSE
, FALSE
, 20);
786 gtk_widget_show(text
);
787 gtk_widget_show(hbox
);
788 gtk_window_set_title(GTK_WINDOW(window
), title
);
789 gtk_label_set_line_wrap(GTK_LABEL(text
), TRUE
);
795 assert(type
== MB_YESNO
);
796 titles
= "Yes\0No\0";
803 button
= gtk_button_new_with_label(titles
);
804 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(window
)->action_area
),
805 button
, FALSE
, FALSE
, 0);
806 gtk_widget_show(button
);
808 GTK_WIDGET_SET_FLAGS(button
, GTK_CAN_DEFAULT
);
809 gtk_window_set_default(GTK_WINDOW(window
), button
);
812 gtk_signal_connect(GTK_OBJECT(window
), "key_press_event",
813 GTK_SIGNAL_FUNC(win_key_press
), button
);
815 gtk_signal_connect(GTK_OBJECT(button
), "clicked",
816 GTK_SIGNAL_FUNC(msgbox_button_clicked
), window
);
817 gtk_object_set_data(GTK_OBJECT(button
), "user-data",
819 titles
+= strlen(titles
)+1;
822 gtk_object_set_data(GTK_OBJECT(window
), "user-data",
823 GINT_TO_POINTER(&i
));
824 gtk_signal_connect(GTK_OBJECT(window
), "destroy",
825 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
826 gtk_window_set_modal(GTK_WINDOW(window
), TRUE
);
827 gtk_window_set_transient_for(GTK_WINDOW(window
), GTK_WINDOW(parent
));
828 /* set_transient_window_pos(parent, window); */
829 gtk_widget_show(window
);
832 return (type
== MB_YESNO ? i
== 0 : TRUE
);
835 void error_box(GtkWidget
*parent
, char *msg
)
837 message_box(parent
, "Error", msg
, FALSE
, MB_OK
);
840 static void config_ok_button_clicked(GtkButton
*button
, gpointer data
)
842 frontend
*fe
= (frontend
*)data
;
845 err
= midend_set_config(fe
->me
, fe
->cfg_which
, fe
->cfg
);
848 error_box(fe
->cfgbox
, err
);
851 gtk_widget_destroy(fe
->cfgbox
);
852 update_preset_tick(fe
);
856 static void config_cancel_button_clicked(GtkButton
*button
, gpointer data
)
858 frontend
*fe
= (frontend
*)data
;
860 gtk_widget_destroy(fe
->cfgbox
);
863 static int editbox_key(GtkWidget
*widget
, GdkEventKey
*event
, gpointer data
)
866 * GtkEntry has a nasty habit of eating the Return key, which
867 * is unhelpful since it doesn't actually _do_ anything with it
868 * (it calls gtk_widget_activate, but our edit boxes never need
869 * activating). So I catch Return before GtkEntry sees it, and
870 * pass it straight on to the parent widget. Effect: hitting
871 * Return in an edit box will now activate the default button
872 * in the dialog just like it will everywhere else.
874 if (event
->keyval
== GDK_Return
&& widget
->parent
!= NULL
) {
876 gtk_signal_emit_stop_by_name(GTK_OBJECT(widget
), "key_press_event");
877 gtk_signal_emit_by_name(GTK_OBJECT(widget
->parent
), "key_press_event",
884 static void editbox_changed(GtkEditable
*ed
, gpointer data
)
886 config_item
*i
= (config_item
*)data
;
889 i
->sval
= dupstr(gtk_entry_get_text(GTK_ENTRY(ed
)));
892 static void button_toggled(GtkToggleButton
*tb
, gpointer data
)
894 config_item
*i
= (config_item
*)data
;
896 i
->ival
= gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(tb
));
899 static void droplist_sel(GtkMenuItem
*item
, gpointer data
)
901 config_item
*i
= (config_item
*)data
;
903 i
->ival
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(item
),
907 static int get_config(frontend
*fe
, int which
)
909 GtkWidget
*w
, *table
, *cancel
;
914 fe
->cfg
= midend_get_config(fe
->me
, which
, &title
);
915 fe
->cfg_which
= which
;
918 fe
->cfgbox
= gtk_dialog_new();
919 gtk_window_set_title(GTK_WINDOW(fe
->cfgbox
), title
);
922 w
= gtk_button_new_with_label("OK");
923 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->action_area
),
926 GTK_WIDGET_SET_FLAGS(w
, GTK_CAN_DEFAULT
);
927 gtk_window_set_default(GTK_WINDOW(fe
->cfgbox
), w
);
928 gtk_signal_connect(GTK_OBJECT(w
), "clicked",
929 GTK_SIGNAL_FUNC(config_ok_button_clicked
), fe
);
931 w
= gtk_button_new_with_label("Cancel");
932 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->action_area
),
935 gtk_signal_connect(GTK_OBJECT(w
), "clicked",
936 GTK_SIGNAL_FUNC(config_cancel_button_clicked
), fe
);
939 table
= gtk_table_new(1, 2, FALSE
);
941 gtk_box_pack_end(GTK_BOX(GTK_DIALOG(fe
->cfgbox
)->vbox
),
942 table
, FALSE
, FALSE
, 0);
943 gtk_widget_show(table
);
945 for (i
= fe
->cfg
; i
->type
!= C_END
; i
++) {
946 gtk_table_resize(GTK_TABLE(table
), y
+1, 2);
951 * Edit box with a label beside it.
954 w
= gtk_label_new(i
->name
);
955 gtk_misc_set_alignment(GTK_MISC(w
), 0.0, 0.5);
956 gtk_table_attach(GTK_TABLE(table
), w
, 0, 1, y
, y
+1,
957 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
958 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
963 gtk_table_attach(GTK_TABLE(table
), w
, 1, 2, y
, y
+1,
964 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
965 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
967 gtk_entry_set_text(GTK_ENTRY(w
), i
->sval
);
968 gtk_signal_connect(GTK_OBJECT(w
), "changed",
969 GTK_SIGNAL_FUNC(editbox_changed
), i
);
970 gtk_signal_connect(GTK_OBJECT(w
), "key_press_event",
971 GTK_SIGNAL_FUNC(editbox_key
), NULL
);
980 w
= gtk_check_button_new_with_label(i
->name
);
981 gtk_signal_connect(GTK_OBJECT(w
), "toggled",
982 GTK_SIGNAL_FUNC(button_toggled
), i
);
983 gtk_table_attach(GTK_TABLE(table
), w
, 0, 2, y
, y
+1,
984 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
985 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
987 gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(w
), i
->ival
);
993 * Drop-down list (GtkOptionMenu).
996 w
= gtk_label_new(i
->name
);
997 gtk_misc_set_alignment(GTK_MISC(w
), 0.0, 0.5);
998 gtk_table_attach(GTK_TABLE(table
), w
, 0, 1, y
, y
+1,
999 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
1000 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
1004 w
= gtk_option_menu_new();
1005 gtk_table_attach(GTK_TABLE(table
), w
, 1, 2, y
, y
+1,
1006 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
1007 GTK_EXPAND
| GTK_SHRINK
| GTK_FILL
,
1014 GtkWidget
*menuitem
;
1015 GtkWidget
*menu
= gtk_menu_new();
1017 gtk_option_menu_set_menu(GTK_OPTION_MENU(w
), menu
);
1025 while (*q
&& *q
!= c
)
1028 name
= snewn(q
-p
+1, char);
1029 strncpy(name
, p
, q
-p
);
1032 if (*q
) q
++; /* eat delimiter */
1034 menuitem
= gtk_menu_item_new_with_label(name
);
1035 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1036 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1037 GINT_TO_POINTER(val
));
1038 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1039 GTK_SIGNAL_FUNC(droplist_sel
), i
);
1040 gtk_widget_show(menuitem
);
1047 gtk_option_menu_set_history(GTK_OPTION_MENU(w
), i
->ival
);
1056 gtk_signal_connect(GTK_OBJECT(fe
->cfgbox
), "destroy",
1057 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
1058 gtk_signal_connect(GTK_OBJECT(fe
->cfgbox
), "key_press_event",
1059 GTK_SIGNAL_FUNC(win_key_press
), cancel
);
1060 gtk_window_set_modal(GTK_WINDOW(fe
->cfgbox
), TRUE
);
1061 gtk_window_set_transient_for(GTK_WINDOW(fe
->cfgbox
),
1062 GTK_WINDOW(fe
->window
));
1063 /* set_transient_window_pos(fe->window, fe->cfgbox); */
1064 gtk_widget_show(fe
->cfgbox
);
1072 static void menu_key_event(GtkMenuItem
*menuitem
, gpointer data
)
1074 frontend
*fe
= (frontend
*)data
;
1075 int key
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem
),
1077 if (!midend_process_key(fe
->me
, 0, 0, key
))
1078 gtk_widget_destroy(fe
->window
);
1081 static void get_size(frontend
*fe
, int *px
, int *py
)
1086 * Currently I don't want to make the GTK port scale large
1087 * puzzles to fit on the screen. This is because X does permit
1088 * extremely large windows and many window managers provide a
1089 * means of navigating round them, and the users I consulted
1090 * before deciding said that they'd rather have enormous puzzle
1091 * windows spanning multiple screen pages than have them
1092 * shrunk. I could change my mind later or introduce
1093 * configurability; this would be the place to do so, by
1094 * replacing the initial values of x and y with the screen
1099 midend_size(fe
->me
, &x
, &y
, FALSE
);
1104 #if !GTK_CHECK_VERSION(2,0,0)
1105 #define gtk_window_resize(win, x, y) \
1106 gdk_window_resize(GTK_WIDGET(win)->window, x, y)
1109 static void update_menuitem_bullet(GtkWidget
*label
, int visible
)
1112 gtk_label_set_text(GTK_LABEL(label
), "\xE2\x80\xA2");
1114 gtk_label_set_text(GTK_LABEL(label
), "");
1118 static void update_preset_tick(frontend
*fe
)
1120 int n
= midend_which_preset(fe
->me
);
1123 if (fe
->preset_bullets
) {
1124 for (i
= 0; i
< fe
->npresets
; i
++)
1125 update_menuitem_bullet(fe
->preset_bullets
[i
], n
== i
);
1127 if (fe
->preset_custom_bullet
) {
1128 update_menuitem_bullet(fe
->preset_custom_bullet
, n
< 0);
1132 static void resize_fe(frontend
*fe
)
1136 get_size(fe
, &x
, &y
);
1139 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1142 gtk_widget_size_request(GTK_WIDGET(fe
->window
), &req
);
1143 gtk_window_resize(GTK_WINDOW(fe
->window
), req
.width
, req
.height
);
1146 * Now that we've established the preferred size of the window,
1147 * reduce the drawing area's size request so the user can shrink
1150 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), 1, 1);
1153 static void menu_preset_event(GtkMenuItem
*menuitem
, gpointer data
)
1155 frontend
*fe
= (frontend
*)data
;
1156 game_params
*params
=
1157 (game_params
*)gtk_object_get_data(GTK_OBJECT(menuitem
), "user-data");
1159 midend_set_params(fe
->me
, params
);
1160 midend_new_game(fe
->me
);
1161 update_preset_tick(fe
);
1165 GdkAtom compound_text_atom
, utf8_string_atom
;
1166 int paste_initialised
= FALSE
;
1170 unsigned char empty
[] = { 0 };
1172 if (paste_initialised
)
1175 if (!compound_text_atom
)
1176 compound_text_atom
= gdk_atom_intern("COMPOUND_TEXT", FALSE
);
1177 if (!utf8_string_atom
)
1178 utf8_string_atom
= gdk_atom_intern("UTF8_STRING", FALSE
);
1181 * Ensure that all the cut buffers exist - according to the
1182 * ICCCM, we must do this before we start using cut buffers.
1184 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1185 XA_CUT_BUFFER0
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1186 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1187 XA_CUT_BUFFER1
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1188 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1189 XA_CUT_BUFFER2
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1190 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1191 XA_CUT_BUFFER3
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1192 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1193 XA_CUT_BUFFER4
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1194 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1195 XA_CUT_BUFFER5
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1196 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1197 XA_CUT_BUFFER6
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1198 XChangeProperty(GDK_DISPLAY(), GDK_ROOT_WINDOW(),
1199 XA_CUT_BUFFER7
, XA_STRING
, 8, PropModeAppend
, empty
, 0);
1202 /* Store data in a cut-buffer. */
1203 void store_cutbuffer(char *ptr
, int len
)
1205 /* ICCCM says we must rotate the buffers before storing to buffer 0. */
1206 XRotateBuffers(GDK_DISPLAY(), 1);
1207 XStoreBytes(GDK_DISPLAY(), ptr
, len
);
1210 void write_clip(frontend
*fe
, char *data
)
1215 sfree(fe
->paste_data
);
1218 * For this simple application we can safely assume that the
1219 * data passed to this function is pure ASCII, which means we
1220 * can return precisely the same stuff for types STRING,
1221 * COMPOUND_TEXT or UTF8_STRING.
1224 fe
->paste_data
= data
;
1225 fe
->paste_data_len
= strlen(data
);
1227 store_cutbuffer(fe
->paste_data
, fe
->paste_data_len
);
1229 if (gtk_selection_owner_set(fe
->area
, GDK_SELECTION_PRIMARY
,
1231 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1232 GDK_SELECTION_TYPE_STRING
, 1);
1233 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1234 compound_text_atom
, 1);
1235 gtk_selection_add_target(fe
->area
, GDK_SELECTION_PRIMARY
,
1236 utf8_string_atom
, 1);
1240 void selection_get(GtkWidget
*widget
, GtkSelectionData
*seldata
,
1241 guint info
, guint time_stamp
, gpointer data
)
1243 frontend
*fe
= (frontend
*)data
;
1244 gtk_selection_data_set(seldata
, seldata
->target
, 8,
1245 fe
->paste_data
, fe
->paste_data_len
);
1248 gint
selection_clear(GtkWidget
*widget
, GdkEventSelection
*seldata
,
1251 frontend
*fe
= (frontend
*)data
;
1254 sfree(fe
->paste_data
);
1255 fe
->paste_data
= NULL
;
1256 fe
->paste_data_len
= 0;
1260 static void menu_copy_event(GtkMenuItem
*menuitem
, gpointer data
)
1262 frontend
*fe
= (frontend
*)data
;
1265 text
= midend_text_format(fe
->me
);
1268 write_clip(fe
, text
);
1274 static void filesel_ok(GtkButton
*button
, gpointer data
)
1276 frontend
*fe
= (frontend
*)data
;
1278 gpointer filesel
= gtk_object_get_data(GTK_OBJECT(button
), "user-data");
1281 gtk_file_selection_get_filename(GTK_FILE_SELECTION(filesel
));
1283 fe
->filesel_name
= dupstr(name
);
1286 static char *file_selector(frontend
*fe
, char *title
, int save
)
1288 GtkWidget
*filesel
=
1289 gtk_file_selection_new(title
);
1291 fe
->filesel_name
= NULL
;
1293 gtk_window_set_modal(GTK_WINDOW(filesel
), TRUE
);
1295 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->ok_button
), "user-data",
1298 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->ok_button
), "clicked",
1299 GTK_SIGNAL_FUNC(filesel_ok
), fe
);
1300 gtk_signal_connect_object
1301 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->ok_button
), "clicked",
1302 GTK_SIGNAL_FUNC(gtk_widget_destroy
), (gpointer
)filesel
);
1303 gtk_signal_connect_object
1304 (GTK_OBJECT(GTK_FILE_SELECTION(filesel
)->cancel_button
), "clicked",
1305 GTK_SIGNAL_FUNC(gtk_widget_destroy
), (gpointer
)filesel
);
1306 gtk_signal_connect(GTK_OBJECT(filesel
), "destroy",
1307 GTK_SIGNAL_FUNC(window_destroy
), NULL
);
1308 gtk_widget_show(filesel
);
1309 gtk_window_set_transient_for(GTK_WINDOW(filesel
), GTK_WINDOW(fe
->window
));
1312 return fe
->filesel_name
;
1315 static void savefile_write(void *wctx
, void *buf
, int len
)
1317 FILE *fp
= (FILE *)wctx
;
1318 fwrite(buf
, 1, len
, fp
);
1321 static int savefile_read(void *wctx
, void *buf
, int len
)
1323 FILE *fp
= (FILE *)wctx
;
1326 ret
= fread(buf
, 1, len
, fp
);
1327 return (ret
== len
);
1330 static void menu_save_event(GtkMenuItem
*menuitem
, gpointer data
)
1332 frontend
*fe
= (frontend
*)data
;
1335 name
= file_selector(fe
, "Enter name of game file to save", TRUE
);
1340 if ((fp
= fopen(name
, "r")) != NULL
) {
1341 char buf
[256 + FILENAME_MAX
];
1345 sprintf(buf
, "Are you sure you want to overwrite the"
1347 FILENAME_MAX
, name
);
1348 if (!message_box(fe
->window
, "Question", buf
, TRUE
, MB_YESNO
))
1352 fp
= fopen(name
, "w");
1356 error_box(fe
->window
, "Unable to open save file");
1360 midend_serialise(fe
->me
, savefile_write
, fp
);
1366 static void menu_load_event(GtkMenuItem
*menuitem
, gpointer data
)
1368 frontend
*fe
= (frontend
*)data
;
1371 name
= file_selector(fe
, "Enter name of saved game file to load", FALSE
);
1374 FILE *fp
= fopen(name
, "r");
1378 error_box(fe
->window
, "Unable to open saved game file");
1382 err
= midend_deserialise(fe
->me
, savefile_read
, fp
);
1387 error_box(fe
->window
, err
);
1391 update_preset_tick(fe
);
1396 static void menu_solve_event(GtkMenuItem
*menuitem
, gpointer data
)
1398 frontend
*fe
= (frontend
*)data
;
1401 msg
= midend_solve(fe
->me
);
1404 error_box(fe
->window
, msg
);
1407 static void menu_restart_event(GtkMenuItem
*menuitem
, gpointer data
)
1409 frontend
*fe
= (frontend
*)data
;
1411 midend_restart_game(fe
->me
);
1414 static void menu_config_event(GtkMenuItem
*menuitem
, gpointer data
)
1416 frontend
*fe
= (frontend
*)data
;
1417 int which
= GPOINTER_TO_INT(gtk_object_get_data(GTK_OBJECT(menuitem
),
1420 if (!get_config(fe
, which
))
1423 midend_new_game(fe
->me
);
1427 static void menu_about_event(GtkMenuItem
*menuitem
, gpointer data
)
1429 frontend
*fe
= (frontend
*)data
;
1433 sprintf(titlebuf
, "About %.200s", thegame
.name
);
1436 "from Simon Tatham's Portable Puzzle Collection\n\n"
1437 "%.500s", thegame
.name
, ver
);
1439 message_box(fe
->window
, titlebuf
, textbuf
, TRUE
, MB_OK
);
1442 static GtkWidget
*add_menu_item_with_key(frontend
*fe
, GtkContainer
*cont
,
1443 char *text
, int key
)
1445 GtkWidget
*menuitem
= gtk_menu_item_new_with_label(text
);
1447 gtk_container_add(cont
, menuitem
);
1448 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1449 GINT_TO_POINTER(key
));
1450 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1451 GTK_SIGNAL_FUNC(menu_key_event
), fe
);
1452 switch (key
& ~0x1F) {
1455 keyqual
= GDK_CONTROL_MASK
;
1459 keyqual
= GDK_SHIFT_MASK
;
1465 gtk_widget_add_accelerator(menuitem
,
1466 "activate", fe
->accelgroup
,
1469 gtk_widget_show(menuitem
);
1473 static void add_menu_separator(GtkContainer
*cont
)
1475 GtkWidget
*menuitem
= gtk_menu_item_new();
1476 gtk_container_add(cont
, menuitem
);
1477 gtk_widget_show(menuitem
);
1480 enum { ARG_EITHER
, ARG_SAVE
, ARG_ID
}; /* for argtype */
1482 static GtkWidget
*make_preset_menuitem(GtkWidget
**bulletlabel
,
1485 GtkWidget
*hbox
, *lab1
, *lab2
, *menuitem
;
1488 hbox
= gtk_hbox_new(FALSE
, 0);
1489 gtk_widget_show(hbox
);
1490 lab1
= gtk_label_new("\xE2\x80\xA2 ");
1491 gtk_widget_show(lab1
);
1492 gtk_box_pack_start(GTK_BOX(hbox
), lab1
, FALSE
, FALSE
, 0);
1493 gtk_misc_set_alignment(GTK_MISC(lab1
), 0.0, 0.0);
1494 lab2
= gtk_label_new(name
);
1495 gtk_widget_show(lab2
);
1496 gtk_box_pack_start(GTK_BOX(hbox
), lab2
, TRUE
, TRUE
, 0);
1497 gtk_misc_set_alignment(GTK_MISC(lab2
), 0.0, 0.0);
1499 gtk_widget_size_request(lab1
, &req
);
1500 gtk_widget_set_usize(lab1
, req
.width
, -1);
1501 gtk_label_set_text(GTK_LABEL(lab1
), "");
1503 menuitem
= gtk_menu_item_new();
1504 gtk_container_add(GTK_CONTAINER(menuitem
), hbox
);
1506 *bulletlabel
= lab1
;
1510 static frontend
*new_window(char *arg
, int argtype
, char **error
)
1514 GtkWidget
*menubar
, *menu
, *menuitem
;
1519 extern char *const *const xpm_icons
[];
1520 extern const int n_xpm_icons
;
1522 fe
= snew(frontend
);
1524 fe
->timer_active
= FALSE
;
1527 fe
->me
= midend_new(fe
, &thegame
, >k_drawing
, fe
);
1537 err
= midend_game_id(fe
->me
, arg
);
1539 midend_new_game(fe
->me
);
1541 sprintf(errbuf
, "Invalid game ID: %.800s", err
);
1544 fp
= fopen(arg
, "r");
1546 sprintf(errbuf
, "Error opening file: %.800s", strerror(errno
));
1548 err
= midend_deserialise(fe
->me
, savefile_read
, fp
);
1550 sprintf(errbuf
, "Invalid save file: %.800s", err
);
1554 default /*case ARG_EITHER*/:
1556 * First try treating the argument as a game ID.
1558 err
= midend_game_id(fe
->me
, arg
);
1561 * It's a valid game ID.
1563 midend_new_game(fe
->me
);
1565 FILE *fp
= fopen(arg
, "r");
1567 sprintf(errbuf
, "Supplied argument is neither a game ID (%.400s)"
1568 " nor a save file (%.400s)", err
, strerror(errno
));
1570 err
= midend_deserialise(fe
->me
, savefile_read
, fp
);
1572 sprintf(errbuf
, "%.800s", err
);
1579 *error
= dupstr(errbuf
);
1580 midend_free(fe
->me
);
1586 midend_new_game(fe
->me
);
1589 fe
->window
= gtk_window_new(GTK_WINDOW_TOPLEVEL
);
1590 gtk_window_set_title(GTK_WINDOW(fe
->window
), thegame
.name
);
1592 vbox
= GTK_BOX(gtk_vbox_new(FALSE
, 0));
1593 gtk_container_add(GTK_CONTAINER(fe
->window
), GTK_WIDGET(vbox
));
1594 gtk_widget_show(GTK_WIDGET(vbox
));
1596 fe
->accelgroup
= gtk_accel_group_new();
1597 gtk_window_add_accel_group(GTK_WINDOW(fe
->window
), fe
->accelgroup
);
1599 menubar
= gtk_menu_bar_new();
1600 gtk_box_pack_start(vbox
, menubar
, FALSE
, FALSE
, 0);
1601 gtk_widget_show(menubar
);
1603 menuitem
= gtk_menu_item_new_with_label("Game");
1604 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1605 gtk_widget_show(menuitem
);
1607 menu
= gtk_menu_new();
1608 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), menu
);
1610 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "New", 'n');
1612 menuitem
= gtk_menu_item_new_with_label("Restart");
1613 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1614 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1615 GTK_SIGNAL_FUNC(menu_restart_event
), fe
);
1616 gtk_widget_show(menuitem
);
1618 menuitem
= gtk_menu_item_new_with_label("Specific...");
1619 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1620 GINT_TO_POINTER(CFG_DESC
));
1621 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1622 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1623 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1624 gtk_widget_show(menuitem
);
1626 menuitem
= gtk_menu_item_new_with_label("Random Seed...");
1627 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1628 GINT_TO_POINTER(CFG_SEED
));
1629 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1630 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1631 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1632 gtk_widget_show(menuitem
);
1634 if ((n
= midend_num_presets(fe
->me
)) > 0 || thegame
.can_configure
) {
1638 menuitem
= gtk_menu_item_new_with_label("Type");
1639 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1640 gtk_widget_show(menuitem
);
1642 submenu
= gtk_menu_new();
1643 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), submenu
);
1646 fe
->preset_bullets
= snewn(n
, GtkWidget
*);
1648 for (i
= 0; i
< n
; i
++) {
1650 game_params
*params
;
1652 midend_fetch_preset(fe
->me
, i
, &name
, ¶ms
);
1654 menuitem
= make_preset_menuitem(&fe
->preset_bullets
[i
], name
);
1656 gtk_container_add(GTK_CONTAINER(submenu
), menuitem
);
1657 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data", params
);
1658 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1659 GTK_SIGNAL_FUNC(menu_preset_event
), fe
);
1660 gtk_widget_show(menuitem
);
1663 if (thegame
.can_configure
) {
1664 menuitem
= make_preset_menuitem(&fe
->preset_custom_bullet
,
1667 gtk_container_add(GTK_CONTAINER(submenu
), menuitem
);
1668 gtk_object_set_data(GTK_OBJECT(menuitem
), "user-data",
1669 GPOINTER_TO_INT(CFG_SETTINGS
));
1670 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1671 GTK_SIGNAL_FUNC(menu_config_event
), fe
);
1672 gtk_widget_show(menuitem
);
1674 fe
->preset_custom_bullet
= NULL
;
1676 update_preset_tick(fe
);
1679 fe
->preset_bullets
= NULL
;
1680 fe
->preset_custom_bullet
= NULL
;
1683 add_menu_separator(GTK_CONTAINER(menu
));
1684 menuitem
= gtk_menu_item_new_with_label("Load...");
1685 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1686 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1687 GTK_SIGNAL_FUNC(menu_load_event
), fe
);
1688 gtk_widget_show(menuitem
);
1689 menuitem
= gtk_menu_item_new_with_label("Save...");
1690 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1691 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1692 GTK_SIGNAL_FUNC(menu_save_event
), fe
);
1693 gtk_widget_show(menuitem
);
1694 add_menu_separator(GTK_CONTAINER(menu
));
1695 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Undo", 'u');
1696 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Redo", 'r');
1697 if (thegame
.can_format_as_text
) {
1698 add_menu_separator(GTK_CONTAINER(menu
));
1699 menuitem
= gtk_menu_item_new_with_label("Copy");
1700 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1701 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1702 GTK_SIGNAL_FUNC(menu_copy_event
), fe
);
1703 gtk_widget_show(menuitem
);
1705 if (thegame
.can_solve
) {
1706 add_menu_separator(GTK_CONTAINER(menu
));
1707 menuitem
= gtk_menu_item_new_with_label("Solve");
1708 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1709 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1710 GTK_SIGNAL_FUNC(menu_solve_event
), fe
);
1711 gtk_widget_show(menuitem
);
1713 add_menu_separator(GTK_CONTAINER(menu
));
1714 add_menu_item_with_key(fe
, GTK_CONTAINER(menu
), "Exit", 'q');
1716 menuitem
= gtk_menu_item_new_with_label("Help");
1717 gtk_container_add(GTK_CONTAINER(menubar
), menuitem
);
1718 gtk_widget_show(menuitem
);
1720 menu
= gtk_menu_new();
1721 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menuitem
), menu
);
1723 menuitem
= gtk_menu_item_new_with_label("About");
1724 gtk_container_add(GTK_CONTAINER(menu
), menuitem
);
1725 gtk_signal_connect(GTK_OBJECT(menuitem
), "activate",
1726 GTK_SIGNAL_FUNC(menu_about_event
), fe
);
1727 gtk_widget_show(menuitem
);
1734 fe
->colmap
= gdk_colormap_get_system();
1735 colours
= midend_colours(fe
->me
, &ncolours
);
1736 fe
->ncolours
= ncolours
;
1737 fe
->colours
= snewn(ncolours
, GdkColor
);
1738 for (i
= 0; i
< ncolours
; i
++) {
1739 fe
->colours
[i
].red
= colours
[i
*3] * 0xFFFF;
1740 fe
->colours
[i
].green
= colours
[i
*3+1] * 0xFFFF;
1741 fe
->colours
[i
].blue
= colours
[i
*3+2] * 0xFFFF;
1743 success
= snewn(ncolours
, gboolean
);
1744 gdk_colormap_alloc_colors(fe
->colmap
, fe
->colours
, ncolours
,
1745 FALSE
, FALSE
, success
);
1746 for (i
= 0; i
< ncolours
; i
++) {
1748 g_error("couldn't allocate colour %d (#%02x%02x%02x)\n",
1749 i
, fe
->colours
[i
].red
>> 8,
1750 fe
->colours
[i
].green
>> 8,
1751 fe
->colours
[i
].blue
>> 8);
1755 if (midend_wants_statusbar(fe
->me
)) {
1756 GtkWidget
*viewport
;
1759 viewport
= gtk_viewport_new(NULL
, NULL
);
1760 gtk_viewport_set_shadow_type(GTK_VIEWPORT(viewport
), GTK_SHADOW_NONE
);
1761 fe
->statusbar
= gtk_statusbar_new();
1762 gtk_container_add(GTK_CONTAINER(viewport
), fe
->statusbar
);
1763 gtk_widget_show(viewport
);
1764 gtk_box_pack_end(vbox
, viewport
, FALSE
, FALSE
, 0);
1765 gtk_widget_show(fe
->statusbar
);
1766 fe
->statusctx
= gtk_statusbar_get_context_id
1767 (GTK_STATUSBAR(fe
->statusbar
), "game");
1768 gtk_statusbar_push(GTK_STATUSBAR(fe
->statusbar
), fe
->statusctx
,
1770 gtk_widget_size_request(fe
->statusbar
, &req
);
1772 /* For GTK 2.0, should we be using gtk_widget_set_size_request? */
1774 gtk_widget_set_usize(viewport
, -1, req
.height
);
1776 fe
->statusbar
= NULL
;
1778 fe
->area
= gtk_drawing_area_new();
1779 get_size(fe
, &x
, &y
);
1780 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), x
, y
);
1784 gtk_box_pack_end(vbox
, fe
->area
, TRUE
, TRUE
, 0);
1788 fe
->nfonts
= fe
->fontsize
= 0;
1790 fe
->paste_data
= NULL
;
1791 fe
->paste_data_len
= 0;
1793 gtk_signal_connect(GTK_OBJECT(fe
->window
), "destroy",
1794 GTK_SIGNAL_FUNC(destroy
), fe
);
1795 gtk_signal_connect(GTK_OBJECT(fe
->window
), "key_press_event",
1796 GTK_SIGNAL_FUNC(key_event
), fe
);
1797 gtk_signal_connect(GTK_OBJECT(fe
->area
), "button_press_event",
1798 GTK_SIGNAL_FUNC(button_event
), fe
);
1799 gtk_signal_connect(GTK_OBJECT(fe
->area
), "button_release_event",
1800 GTK_SIGNAL_FUNC(button_event
), fe
);
1801 gtk_signal_connect(GTK_OBJECT(fe
->area
), "motion_notify_event",
1802 GTK_SIGNAL_FUNC(motion_event
), fe
);
1803 gtk_signal_connect(GTK_OBJECT(fe
->area
), "selection_get",
1804 GTK_SIGNAL_FUNC(selection_get
), fe
);
1805 gtk_signal_connect(GTK_OBJECT(fe
->area
), "selection_clear_event",
1806 GTK_SIGNAL_FUNC(selection_clear
), fe
);
1807 gtk_signal_connect(GTK_OBJECT(fe
->area
), "expose_event",
1808 GTK_SIGNAL_FUNC(expose_area
), fe
);
1809 gtk_signal_connect(GTK_OBJECT(fe
->window
), "map_event",
1810 GTK_SIGNAL_FUNC(map_window
), fe
);
1811 gtk_signal_connect(GTK_OBJECT(fe
->area
), "configure_event",
1812 GTK_SIGNAL_FUNC(configure_area
), fe
);
1814 gtk_widget_add_events(GTK_WIDGET(fe
->area
),
1815 GDK_BUTTON_PRESS_MASK
|
1816 GDK_BUTTON_RELEASE_MASK
|
1817 GDK_BUTTON_MOTION_MASK
);
1820 gtk_widget_realize(fe
->window
);
1821 iconpm
= gdk_pixmap_create_from_xpm_d(fe
->window
->window
, NULL
,
1822 NULL
, (gchar
**)xpm_icons
[0]);
1823 gdk_window_set_icon(fe
->window
->window
, NULL
, iconpm
, NULL
);
1825 for (n
= 0; n
< n_xpm_icons
; n
++) {
1827 g_list_append(iconlist
,
1828 gdk_pixbuf_new_from_xpm_data((const gchar
**)
1831 gdk_window_set_icon_list(fe
->window
->window
, iconlist
);
1834 gtk_widget_show(fe
->area
);
1835 gtk_widget_show(fe
->window
);
1838 * Now that we've established the preferred size of the window,
1839 * reduce the drawing area's size request so the user can shrink
1842 gtk_drawing_area_size(GTK_DRAWING_AREA(fe
->area
), 1, 1);
1844 gdk_window_set_background(fe
->area
->window
, &fe
->colours
[0]);
1845 gdk_window_set_background(fe
->window
->window
, &fe
->colours
[0]);
1850 char *fgetline(FILE *fp
)
1852 char *ret
= snewn(512, char);
1853 int size
= 512, len
= 0;
1854 while (fgets(ret
+ len
, size
- len
, fp
)) {
1855 len
+= strlen(ret
+ len
);
1856 if (ret
[len
-1] == '\n')
1857 break; /* got a newline, we're done */
1859 ret
= sresize(ret
, size
, char);
1861 if (len
== 0) { /* first fgets returned NULL */
1869 int main(int argc
, char **argv
)
1871 char *pname
= argv
[0];
1873 int ngenerate
= 0, print
= FALSE
, px
= 1, py
= 1;
1874 int soln
= FALSE
, colour
= FALSE
;
1876 float redo_proportion
= 0.0F
;
1878 int argtype
= ARG_EITHER
;
1879 char *screenshot_file
= NULL
;
1880 int doing_opts
= TRUE
;
1886 * Command line parsing in this function is rather fiddly,
1887 * because GTK wants to have a go at argc/argv _first_ - and
1888 * yet we can't let it, because gtk_init() will bomb out if it
1889 * can't open an X display, whereas in fact we want to permit
1890 * our --generate and --print modes to run without an X
1894 * - we parse the command line ourselves, without modifying
1896 * - if we encounter an error which might plausibly be the
1897 * result of a GTK command line (i.e. not detailed errors in
1898 * particular options of ours) we store the error message
1899 * and terminate parsing.
1900 * - if we got enough out of the command line to know it
1901 * specifies a non-X mode of operation, we either display
1902 * the stored error and return failure, or if there is no
1903 * stored error we do the non-X operation and return
1905 * - otherwise, we go straight to gtk_init().
1911 if (doing_opts
&& !strcmp(p
, "--version")) {
1912 printf("%s, from Simon Tatham's Portable Puzzle Collection\n%s\n",
1915 } else if (doing_opts
&& !strcmp(p
, "--generate")) {
1917 ngenerate
= atoi(*++av
);
1919 fprintf(stderr
, "%s: '--generate' expected a number\n",
1925 } else if (doing_opts
&& !strcmp(p
, "--print")) {
1926 if (!thegame
.can_print
) {
1927 fprintf(stderr
, "%s: this game does not support printing\n",
1934 if (sscanf(dim
, "%dx%d", &px
, &py
) != 2) {
1935 fprintf(stderr
, "%s: unable to parse argument '%s' to "
1936 "'--print'\n", pname
, dim
);
1942 } else if (doing_opts
&& !strcmp(p
, "--scale")) {
1944 scale
= atof(*++av
);
1946 fprintf(stderr
, "%s: no argument supplied to '--scale'\n",
1950 } else if (doing_opts
&& !strcmp(p
, "--redo")) {
1952 * This is an internal option which I don't expect
1953 * users to have any particular use for. The effect of
1954 * --redo is that once the game has been loaded and
1955 * initialised, the next move in the redo chain is
1956 * replayed, and the game screen is redrawn part way
1957 * through the making of the move. This is only
1958 * meaningful if there _is_ a next move in the redo
1959 * chain, which means in turn that this option is only
1960 * useful if you're also passing a save file on the
1963 * This option is used by the script which generates
1964 * the puzzle icons and website screenshots, and I
1965 * don't imagine it's useful for anything else.
1966 * (Unless, I suppose, users don't like my screenshots
1967 * and want to generate their own in the same way for
1968 * some repackaged version of the puzzles.)
1971 redo_proportion
= atof(*++av
);
1973 fprintf(stderr
, "%s: no argument supplied to '--redo'\n",
1977 } else if (doing_opts
&& !strcmp(p
, "--screenshot")) {
1979 * Another internal option for the icon building
1980 * script. This causes a screenshot of the central
1981 * drawing area (i.e. not including the menu bar or
1982 * status bar) to be saved to a PNG file once the
1983 * window has been drawn, and then the application
1984 * quits immediately.
1987 screenshot_file
= *++av
;
1989 fprintf(stderr
, "%s: no argument supplied to '--screenshot'\n",
1993 } else if (doing_opts
&& (!strcmp(p
, "--with-solutions") ||
1994 !strcmp(p
, "--with-solution") ||
1995 !strcmp(p
, "--with-solns") ||
1996 !strcmp(p
, "--with-soln") ||
1997 !strcmp(p
, "--solutions") ||
1998 !strcmp(p
, "--solution") ||
1999 !strcmp(p
, "--solns") ||
2000 !strcmp(p
, "--soln"))) {
2002 } else if (doing_opts
&& !strcmp(p
, "--colour")) {
2003 if (!thegame
.can_print_in_colour
) {
2004 fprintf(stderr
, "%s: this game does not support colour"
2005 " printing\n", pname
);
2009 } else if (doing_opts
&& !strcmp(p
, "--load")) {
2011 } else if (doing_opts
&& !strcmp(p
, "--game")) {
2013 } else if (doing_opts
&& !strcmp(p
, "--")) {
2015 } else if (!doing_opts
|| p
[0] != '-') {
2017 fprintf(stderr
, "%s: more than one argument supplied\n",
2023 sprintf(errbuf
, "%.100s: unrecognised option '%.100s'\n",
2030 fputs(errbuf
, stderr
);
2035 * Special standalone mode for generating puzzle IDs on the
2036 * command line. Useful for generating puzzles to be printed
2037 * out and solved offline (for puzzles where that even makes
2038 * sense - Solo, for example, is a lot more pencil-and-paper
2039 * friendly than Twiddle!)
2043 * <puzzle-name> --generate [<n> [<params>]]
2045 * <n>, if present, is the number of puzzle IDs to generate.
2046 * <params>, if present, is the same type of parameter string
2047 * you would pass to the puzzle when running it in GUI mode,
2048 * including optional extras such as the expansion factor in
2049 * Rectangles and the difficulty level in Solo.
2051 * If you specify <params>, you must also specify <n> (although
2052 * you may specify it to be 1). Sorry; that was the
2053 * simplest-to-parse command-line syntax I came up with.
2055 if (ngenerate
> 0 || print
) {
2059 document
*doc
= NULL
;
2063 me
= midend_new(NULL
, &thegame
, NULL
, NULL
);
2067 doc
= document_new(px
, py
, scale
);
2070 * In this loop, we either generate a game ID or read one
2071 * from stdin depending on whether we're in generate mode;
2072 * then we either write it to stdout or print it, depending
2073 * on whether we're in print mode. Thus, this loop handles
2074 * generate-to-stdout, print-from-stdin and generate-and-
2075 * immediately-print modes.
2077 * (It could also handle a copy-stdin-to-stdout mode,
2078 * although there's currently no combination of options
2079 * which will cause this loop to be activated in that mode.
2080 * It wouldn't be _entirely_ pointless, though, because
2081 * stdin could contain bare params strings or random-seed
2082 * IDs, and stdout would contain nothing but fully
2083 * generated descriptive game IDs.)
2085 while (ngenerate
== 0 || i
< n
) {
2088 if (ngenerate
== 0) {
2089 pstr
= fgetline(stdin
);
2092 pstr
[strcspn(pstr
, "\r\n")] = '\0';
2095 pstr
= snewn(strlen(arg
) + 40, char);
2098 if (i
> 0 && strchr(arg
, '#'))
2099 sprintf(pstr
+ strlen(pstr
), "-%d", i
);
2105 err
= midend_game_id(me
, pstr
);
2107 fprintf(stderr
, "%s: error parsing '%s': %s\n",
2114 midend_new_game(me
);
2117 err
= midend_print_puzzle(me
, doc
, soln
);
2119 fprintf(stderr
, "%s: error in printing: %s\n", pname
, err
);
2123 id
= midend_get_game_id(me
);
2132 psdata
*ps
= ps_init(stdout
, colour
);
2133 document_print(doc
, ps_drawing_api(ps
));
2144 gtk_init(&argc
, &argv
);
2146 fe
= new_window(arg
, argtype
, &error
);
2149 fprintf(stderr
, "%s: %s\n", pname
, error
);
2153 if (screenshot_file
) {
2155 * Some puzzles will not redraw their entire area if
2156 * given a partially completed animation, which means
2157 * we must redraw now and _then_ redraw again after
2158 * freezing the move timer.
2160 midend_force_redraw(fe
->me
);
2163 if (redo_proportion
) {
2165 midend_process_key(fe
->me
, 0, 0, 'r');
2166 /* And freeze the timer at the specified position. */
2167 midend_freeze_timer(fe
->me
, redo_proportion
);
2170 if (screenshot_file
) {
2172 GError
*gerror
= NULL
;
2174 midend_redraw(fe
->me
);
2176 pb
= gdk_pixbuf_get_from_drawable(NULL
, fe
->pixmap
,
2177 NULL
, 0, 0, 0, 0, -1, -1);
2178 gdk_pixbuf_save(pb
, screenshot_file
, "png", &gerror
, NULL
);