2 * windows.c: Windows front end for my puzzle collection.
18 #define IDM_NEW 0x0010
19 #define IDM_RESTART 0x0020
20 #define IDM_UNDO 0x0030
21 #define IDM_REDO 0x0040
22 #define IDM_COPY 0x0050
23 #define IDM_SOLVE 0x0060
24 #define IDM_QUIT 0x0070
25 #define IDM_CONFIG 0x0080
26 #define IDM_DESC 0x0090
27 #define IDM_SEED 0x00A0
28 #define IDM_HELPC 0x00B0
29 #define IDM_GAMEHELP 0x00C0
30 #define IDM_ABOUT 0x00D0
31 #define IDM_PRESETS 0x0100
33 #define HELP_FILE_NAME "puzzles.hlp"
34 #define HELP_CNT_NAME "puzzles.cnt"
37 static FILE *debug_fp = NULL;
38 static HANDLE debug_hdl = INVALID_HANDLE_VALUE;
39 static int debug_got_console = 0;
45 if (!debug_got_console) {
47 debug_got_console = 1;
48 debug_hdl = GetStdHandle(STD_OUTPUT_HANDLE);
52 debug_fp = fopen("debug.log", "w");
55 if (debug_hdl != INVALID_HANDLE_VALUE) {
56 WriteFile(debug_hdl, buf, strlen(buf), &dw, NULL);
62 void debug_printf(char *fmt, ...)
68 vsprintf(buf, fmt, ap);
92 HWND hwnd, statusbar, cfgbox;
94 HBITMAP bitmap, prevbm;
101 DWORD timer_last_tickcount;
103 game_params **presets;
105 int nfonts, fontsize;
107 struct cfg_aux *cfgaux;
108 int cfg_which, dlg_done;
111 int help_has_contents;
115 void fatal(char *fmt, ...)
121 vsprintf(buf, fmt, ap);
124 MessageBox(NULL, buf, "Fatal error", MB_ICONEXCLAMATION | MB_OK);
129 void get_random_seed(void **randseed, int *randseedsize)
131 time_t *tp = snew(time_t);
133 *randseed = (void *)tp;
134 *randseedsize = sizeof(time_t);
137 void status_bar(frontend *fe, char *text)
139 char *rewritten = midend_rewrite_statusbar(fe->me, text);
140 if (!fe->laststatus || strcmp(rewritten, fe->laststatus)) {
141 SetWindowText(fe->statusbar, rewritten);
142 sfree(fe->laststatus);
143 fe->laststatus = rewritten;
149 blitter *blitter_new(int w, int h)
151 blitter *bl = snew(blitter);
153 memset(bl, 0, sizeof(blitter));
161 void blitter_free(blitter *bl)
163 if (bl->bitmap) DeleteObject(bl->bitmap);
167 static void blitter_mkbitmap(frontend *fe, blitter *bl)
169 HDC hdc = GetDC(fe->hwnd);
170 bl->bitmap = CreateCompatibleBitmap(hdc, bl->w, bl->h);
171 ReleaseDC(fe->hwnd, hdc);
174 /* BitBlt(dstDC, dstX, dstY, dstW, dstH, srcDC, srcX, srcY, dType) */
176 void blitter_save(frontend *fe, blitter *bl, int x, int y)
178 HDC hdc_win, hdc_blit;
181 if (!bl->bitmap) blitter_mkbitmap(fe, bl);
183 bl->x = x; bl->y = y;
185 hdc_win = GetDC(fe->hwnd);
186 hdc_blit = CreateCompatibleDC(hdc_win);
187 if (!hdc_blit) fatal("hdc_blit failed: 0x%x", GetLastError());
189 prev_blit = SelectObject(hdc_blit, bl->bitmap);
190 if (prev_blit == NULL || prev_blit == HGDI_ERROR)
191 fatal("SelectObject for hdc_main failed: 0x%x", GetLastError());
193 if (!BitBlt(hdc_blit, 0, 0, bl->w, bl->h,
194 fe->hdc_bm, x, y, SRCCOPY))
195 fatal("BitBlt failed: 0x%x", GetLastError());
197 SelectObject(hdc_blit, prev_blit);
199 ReleaseDC(fe->hwnd, hdc_win);
202 void blitter_load(frontend *fe, blitter *bl, int x, int y)
204 HDC hdc_win, hdc_blit;
207 assert(bl->bitmap); /* we should always have saved before loading */
209 if (x == BLITTER_FROMSAVED) x = bl->x;
210 if (y == BLITTER_FROMSAVED) y = bl->y;
212 hdc_win = GetDC(fe->hwnd);
213 hdc_blit = CreateCompatibleDC(hdc_win);
215 prev_blit = SelectObject(hdc_blit, bl->bitmap);
217 BitBlt(fe->hdc_bm, x, y, bl->w, bl->h,
218 hdc_blit, 0, 0, SRCCOPY);
220 SelectObject(hdc_blit, prev_blit);
222 ReleaseDC(fe->hwnd, hdc_win);
225 void frontend_default_colour(frontend *fe, float *output)
227 DWORD c = GetSysColor(COLOR_MENU); /* ick */
229 output[0] = (float)(GetRValue(c) / 255.0);
230 output[1] = (float)(GetGValue(c) / 255.0);
231 output[2] = (float)(GetBValue(c) / 255.0);
234 void clip(frontend *fe, int x, int y, int w, int h)
236 IntersectClipRect(fe->hdc_bm, x, y, x+w, y+h);
239 void unclip(frontend *fe)
241 SelectClipRgn(fe->hdc_bm, NULL);
244 void draw_text(frontend *fe, int x, int y, int fonttype, int fontsize,
245 int align, int colour, char *text)
250 * Find or create the font.
252 for (i = 0; i < fe->nfonts; i++)
253 if (fe->fonts[i].type == fonttype && fe->fonts[i].size == fontsize)
256 if (i == fe->nfonts) {
257 if (fe->fontsize <= fe->nfonts) {
258 fe->fontsize = fe->nfonts + 10;
259 fe->fonts = sresize(fe->fonts, fe->fontsize, struct font);
264 fe->fonts[i].type = fonttype;
265 fe->fonts[i].size = fontsize;
267 fe->fonts[i].font = CreateFont(-fontsize, 0, 0, 0, FW_BOLD,
268 FALSE, FALSE, FALSE, DEFAULT_CHARSET,
269 OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS,
271 (fonttype == FONT_FIXED ?
272 FIXED_PITCH | FF_DONTCARE :
273 VARIABLE_PITCH | FF_SWISS),
278 * Position and draw the text.
285 oldfont = SelectObject(fe->hdc_bm, fe->fonts[i].font);
286 if (GetTextMetrics(fe->hdc_bm, &tm)) {
287 if (align & ALIGN_VCENTRE)
288 y -= (tm.tmAscent+tm.tmDescent)/2;
292 if (GetTextExtentPoint32(fe->hdc_bm, text, strlen(text), &size)) {
293 if (align & ALIGN_HCENTRE)
295 else if (align & ALIGN_HRIGHT)
298 SetBkMode(fe->hdc_bm, TRANSPARENT);
299 SetTextColor(fe->hdc_bm, fe->colours[colour]);
300 TextOut(fe->hdc_bm, x, y, text, strlen(text));
301 SelectObject(fe->hdc_bm, oldfont);
305 void draw_rect(frontend *fe, int x, int y, int w, int h, int colour)
307 if (w == 1 && h == 1) {
309 * Rectangle() appears to get uppity if asked to draw a 1x1
310 * rectangle, presumably on the grounds that that's beneath
311 * its dignity and you ought to be using SetPixel instead.
314 SetPixel(fe->hdc_bm, x, y, fe->colours[colour]);
316 HBRUSH oldbrush = SelectObject(fe->hdc_bm, fe->brushes[colour]);
317 HPEN oldpen = SelectObject(fe->hdc_bm, fe->pens[colour]);
318 Rectangle(fe->hdc_bm, x, y, x+w, y+h);
319 SelectObject(fe->hdc_bm, oldbrush);
320 SelectObject(fe->hdc_bm, oldpen);
324 void draw_line(frontend *fe, int x1, int y1, int x2, int y2, int colour)
326 HPEN oldpen = SelectObject(fe->hdc_bm, fe->pens[colour]);
327 MoveToEx(fe->hdc_bm, x1, y1, NULL);
328 LineTo(fe->hdc_bm, x2, y2);
329 SetPixel(fe->hdc_bm, x2, y2, fe->colours[colour]);
330 SelectObject(fe->hdc_bm, oldpen);
333 void draw_circle(frontend *fe, int cx, int cy, int radius,
334 int fill, int colour)
337 HBRUSH oldbrush = SelectObject(fe->hdc_bm, fe->brushes[colour]);
338 HPEN oldpen = SelectObject(fe->hdc_bm, fe->pens[colour]);
339 Ellipse(fe->hdc_bm, cx - radius, cy - radius,
340 cx + radius + 1, cy + radius + 1);
341 SelectObject(fe->hdc_bm, oldbrush);
342 SelectObject(fe->hdc_bm, oldpen);
344 HPEN oldpen = SelectObject(fe->hdc_bm, fe->pens[colour]);
345 Arc(fe->hdc_bm, cx - radius, cy - radius,
346 cx + radius + 1, cy + radius + 1,
347 cx - radius, cy, cx - radius, cy);
348 SelectObject(fe->hdc_bm, oldpen);
352 void draw_polygon(frontend *fe, int *coords, int npoints,
353 int fill, int colour)
355 POINT *pts = snewn(npoints+1, POINT);
358 for (i = 0; i <= npoints; i++) {
359 int j = (i < npoints ? i : 0);
360 pts[i].x = coords[j*2];
361 pts[i].y = coords[j*2+1];
365 HBRUSH oldbrush = SelectObject(fe->hdc_bm, fe->brushes[colour]);
366 HPEN oldpen = SelectObject(fe->hdc_bm, fe->pens[colour]);
367 Polygon(fe->hdc_bm, pts, npoints);
368 SelectObject(fe->hdc_bm, oldbrush);
369 SelectObject(fe->hdc_bm, oldpen);
371 HPEN oldpen = SelectObject(fe->hdc_bm, fe->pens[colour]);
372 Polyline(fe->hdc_bm, pts, npoints+1);
373 SelectObject(fe->hdc_bm, oldpen);
379 void start_draw(frontend *fe)
382 hdc_win = GetDC(fe->hwnd);
383 fe->hdc_bm = CreateCompatibleDC(hdc_win);
384 fe->prevbm = SelectObject(fe->hdc_bm, fe->bitmap);
385 ReleaseDC(fe->hwnd, hdc_win);
387 SetMapMode(fe->hdc_bm, MM_TEXT);
390 void draw_update(frontend *fe, int x, int y, int w, int h)
399 InvalidateRect(fe->hwnd, &r, FALSE);
402 void end_draw(frontend *fe)
404 SelectObject(fe->hdc_bm, fe->prevbm);
405 DeleteDC(fe->hdc_bm);
407 DeleteObject(fe->clip);
412 void deactivate_timer(frontend *fe)
414 KillTimer(fe->hwnd, fe->timer);
418 void activate_timer(frontend *fe)
421 fe->timer = SetTimer(fe->hwnd, fe->timer, 20, NULL);
422 fe->timer_last_tickcount = GetTickCount();
426 void write_clip(HWND hwnd, char *data)
434 * Windows expects CRLF in the clipboard, so we must convert
435 * any \n that has come out of the puzzle backend.
438 for (i = 0; data[i]; i++) {
443 data2 = snewn(len+1, char);
445 for (i = 0; data[i]; i++) {
448 data2[j++] = data[i];
453 clipdata = GlobalAlloc(GMEM_DDESHARE | GMEM_MOVEABLE, len + 1);
456 lock = GlobalLock(clipdata);
459 memcpy(lock, data2, len);
460 ((unsigned char *) lock)[len] = 0;
461 GlobalUnlock(clipdata);
463 if (OpenClipboard(hwnd)) {
465 SetClipboardData(CF_TEXT, clipdata);
468 GlobalFree(clipdata);
474 * See if we can find a help file.
476 static void find_help_file(frontend *fe)
478 char b[2048], *p, *q, *r;
480 if (!fe->help_path) {
481 GetModuleFileName(NULL, b, sizeof(b) - 1);
483 p = strrchr(b, '\\');
484 if (p && p >= r) r = p+1;
486 if (q && q >= r) r = q+1;
487 strcpy(r, HELP_FILE_NAME);
488 if ( (fp = fopen(b, "r")) != NULL) {
489 fe->help_path = dupstr(b);
492 fe->help_path = NULL;
493 strcpy(r, HELP_CNT_NAME);
494 if ( (fp = fopen(b, "r")) != NULL) {
495 fe->help_has_contents = TRUE;
498 fe->help_has_contents = FALSE;
502 static void check_window_size(frontend *fe, int *px, int *py)
509 GetWindowRect(fe->statusbar, &sr);
510 sy = sr.bottom - sr.top;
516 * See if we actually got the window size we wanted, and adjust
517 * the puzzle size if not.
519 GetClientRect(fe->hwnd, &r);
520 x = r.right - r.left;
521 y = r.bottom - r.top - sy;
522 midend_size(fe->me, &x, &y, FALSE);
523 if (x != r.right - r.left || y != r.bottom - r.top) {
525 * Resize the window, now we know what size we _really_
531 AdjustWindowRectEx(&r, WS_OVERLAPPEDWINDOW &~
532 (WS_THICKFRAME | WS_MAXIMIZEBOX | WS_OVERLAPPED),
534 SetWindowPos(fe->hwnd, NULL, 0, 0, r.right - r.left, r.bottom - r.top,
535 SWP_NOMOVE | SWP_NOZORDER);
539 GetClientRect(fe->hwnd, &r);
540 SetWindowPos(fe->statusbar, NULL, 0, r.bottom-r.top-sy, r.right-r.left,
548 static frontend *new_window(HINSTANCE inst, char *game_id, char **error)
557 fe->me = midend_new(fe, &thegame);
560 *error = midend_game_id(fe->me, game_id);
568 fe->help_path = NULL;
572 midend_new_game(fe->me);
577 fe->nfonts = fe->fontsize = 0;
579 fe->laststatus = NULL;
585 colours = midend_colours(fe->me, &ncolours);
587 fe->colours = snewn(ncolours, COLORREF);
588 fe->brushes = snewn(ncolours, HBRUSH);
589 fe->pens = snewn(ncolours, HPEN);
591 for (i = 0; i < ncolours; i++) {
592 fe->colours[i] = RGB(255 * colours[i*3+0],
593 255 * colours[i*3+1],
594 255 * colours[i*3+2]);
595 fe->brushes[i] = CreateSolidBrush(fe->colours[i]);
596 fe->pens[i] = CreatePen(PS_SOLID, 1, fe->colours[i]);
600 x = y = INT_MAX; /* find puzzle's preferred size */
601 midend_size(fe->me, &x, &y, FALSE);
606 AdjustWindowRectEx(&r, WS_OVERLAPPEDWINDOW &~
607 (WS_THICKFRAME | WS_MAXIMIZEBOX | WS_OVERLAPPED),
610 fe->hwnd = CreateWindowEx(0, thegame.name, thegame.name,
611 WS_OVERLAPPEDWINDOW &~
612 (WS_THICKFRAME | WS_MAXIMIZEBOX),
613 CW_USEDEFAULT, CW_USEDEFAULT,
614 r.right - r.left, r.bottom - r.top,
615 NULL, NULL, inst, NULL);
617 if (midend_wants_statusbar(fe->me)) {
619 fe->statusbar = CreateWindowEx(0, STATUSCLASSNAME, "ooh",
620 WS_CHILD | WS_VISIBLE,
621 0, 0, 0, 0, /* status bar does these */
622 fe->hwnd, NULL, inst, NULL);
624 * Now resize the window to take account of the status bar.
626 GetWindowRect(fe->statusbar, &sr);
627 GetWindowRect(fe->hwnd, &r);
628 SetWindowPos(fe->hwnd, NULL, 0, 0, r.right - r.left,
629 r.bottom - r.top + sr.bottom - sr.top,
630 SWP_NOMOVE | SWP_NOZORDER);
632 fe->statusbar = NULL;
636 HMENU bar = CreateMenu();
637 HMENU menu = CreateMenu();
639 AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)menu, "Game");
640 AppendMenu(menu, MF_ENABLED, IDM_NEW, "New");
641 AppendMenu(menu, MF_ENABLED, IDM_RESTART, "Restart");
642 AppendMenu(menu, MF_ENABLED, IDM_DESC, "Specific...");
643 AppendMenu(menu, MF_ENABLED, IDM_SEED, "Random Seed...");
645 if ((fe->npresets = midend_num_presets(fe->me)) > 0 ||
646 thegame.can_configure) {
647 HMENU sub = CreateMenu();
650 AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)sub, "Type");
652 fe->presets = snewn(fe->npresets, game_params *);
654 for (i = 0; i < fe->npresets; i++) {
657 midend_fetch_preset(fe->me, i, &name, &fe->presets[i]);
660 * FIXME: we ought to go through and do something
661 * with ampersands here.
664 AppendMenu(sub, MF_ENABLED, IDM_PRESETS + 0x10 * i, name);
667 if (thegame.can_configure) {
668 AppendMenu(sub, MF_ENABLED, IDM_CONFIG, "Custom...");
672 AppendMenu(menu, MF_SEPARATOR, 0, 0);
673 AppendMenu(menu, MF_ENABLED, IDM_UNDO, "Undo");
674 AppendMenu(menu, MF_ENABLED, IDM_REDO, "Redo");
675 if (thegame.can_format_as_text) {
676 AppendMenu(menu, MF_SEPARATOR, 0, 0);
677 AppendMenu(menu, MF_ENABLED, IDM_COPY, "Copy");
679 if (thegame.can_solve) {
680 AppendMenu(menu, MF_SEPARATOR, 0, 0);
681 AppendMenu(menu, MF_ENABLED, IDM_SOLVE, "Solve");
683 AppendMenu(menu, MF_SEPARATOR, 0, 0);
684 AppendMenu(menu, MF_ENABLED, IDM_QUIT, "Exit");
686 AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)menu, "Help");
687 AppendMenu(menu, MF_ENABLED, IDM_ABOUT, "About");
689 AppendMenu(menu, MF_SEPARATOR, 0, 0);
690 AppendMenu(menu, MF_ENABLED, IDM_HELPC, "Contents");
691 if (thegame.winhelp_topic) {
693 assert(thegame.name);
694 item = snewn(9+strlen(thegame.name), char); /*ick*/
695 sprintf(item, "Help on %s", thegame.name);
696 AppendMenu(menu, MF_ENABLED, IDM_GAMEHELP, item);
700 SetMenu(fe->hwnd, bar);
703 check_window_size(fe, &x, &y);
705 hdc = GetDC(fe->hwnd);
706 fe->bitmap = CreateCompatibleBitmap(hdc, x, y);
707 ReleaseDC(fe->hwnd, hdc);
709 SetWindowLong(fe->hwnd, GWL_USERDATA, (LONG)fe);
711 ShowWindow(fe->hwnd, SW_NORMAL);
712 SetForegroundWindow(fe->hwnd);
714 midend_redraw(fe->me);
719 static int CALLBACK AboutDlgProc(HWND hwnd, UINT msg,
720 WPARAM wParam, LPARAM lParam)
722 frontend *fe = (frontend *)GetWindowLong(hwnd, GWL_USERDATA);
729 if ((HIWORD(wParam) == BN_CLICKED ||
730 HIWORD(wParam) == BN_DOUBLECLICKED) &&
731 LOWORD(wParam) == IDOK)
743 static int CALLBACK ConfigDlgProc(HWND hwnd, UINT msg,
744 WPARAM wParam, LPARAM lParam)
746 frontend *fe = (frontend *)GetWindowLong(hwnd, GWL_USERDATA);
756 * OK and Cancel are special cases.
758 if ((HIWORD(wParam) == BN_CLICKED ||
759 HIWORD(wParam) == BN_DOUBLECLICKED) &&
760 (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)) {
761 if (LOWORD(wParam) == IDOK) {
762 char *err = midend_set_config(fe->me, fe->cfg_which, fe->cfg);
765 MessageBox(hwnd, err, "Validation error",
766 MB_ICONERROR | MB_OK);
777 * First find the control whose id this is.
779 for (i = fe->cfg, j = fe->cfgaux; i->type != C_END; i++, j++) {
780 if (j->ctlid == LOWORD(wParam))
783 if (i->type == C_END)
784 return 0; /* not our problem */
786 if (i->type == C_STRING && HIWORD(wParam) == EN_CHANGE) {
788 GetDlgItemText(fe->cfgbox, j->ctlid, buffer, lenof(buffer));
789 buffer[lenof(buffer)-1] = '\0';
791 i->sval = dupstr(buffer);
792 } else if (i->type == C_BOOLEAN &&
793 (HIWORD(wParam) == BN_CLICKED ||
794 HIWORD(wParam) == BN_DOUBLECLICKED)) {
795 i->ival = IsDlgButtonChecked(fe->cfgbox, j->ctlid);
796 } else if (i->type == C_CHOICES &&
797 HIWORD(wParam) == CBN_SELCHANGE) {
798 i->ival = SendDlgItemMessage(fe->cfgbox, j->ctlid,
812 HWND mkctrl(frontend *fe, int x1, int x2, int y1, int y2,
813 char *wclass, int wstyle,
814 int exstyle, const char *wtext, int wid)
817 ret = CreateWindowEx(exstyle, wclass, wtext,
818 wstyle | WS_CHILD | WS_VISIBLE, x1, y1, x2-x1, y2-y1,
819 fe->cfgbox, (HMENU) wid, fe->inst, NULL);
820 SendMessage(ret, WM_SETFONT, (WPARAM)fe->cfgfont, MAKELPARAM(TRUE, 0));
824 static void about(frontend *fe)
834 int winwidth, winheight, y;
835 int height, width, maxwid;
836 const char *strings[16];
841 sprintf(titlebuf, "About %.250s", thegame.name);
843 strings[nstrings++] = thegame.name;
844 strings[nstrings++] = "from Simon Tatham's Portable Puzzle Collection";
845 strings[nstrings++] = ver;
847 wc.style = CS_DBLCLKS | CS_SAVEBITS | CS_BYTEALIGNWINDOW;
848 wc.lpfnWndProc = DefDlgProc;
850 wc.cbWndExtra = DLGWINDOWEXTRA + 8;
851 wc.hInstance = fe->inst;
853 wc.hCursor = LoadCursor(NULL, IDC_ARROW);
854 wc.hbrBackground = (HBRUSH) (COLOR_BACKGROUND +1);
855 wc.lpszMenuName = NULL;
856 wc.lpszClassName = "GameAboutBox";
859 hdc = GetDC(fe->hwnd);
860 SetMapMode(hdc, MM_TEXT);
862 fe->dlg_done = FALSE;
864 fe->cfgfont = CreateFont(-MulDiv(8, GetDeviceCaps(hdc, LOGPIXELSY), 72),
866 FALSE, FALSE, FALSE, DEFAULT_CHARSET,
867 OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS,
872 oldfont = SelectObject(hdc, fe->cfgfont);
873 if (GetTextMetrics(hdc, &tm)) {
874 height = tm.tmAscent + tm.tmDescent;
875 width = tm.tmAveCharWidth;
881 * Figure out the layout of the About box by measuring the
882 * length of each piece of text.
885 winheight = height/2;
887 for (i = 0; i < nstrings; i++) {
888 if (GetTextExtentPoint32(hdc, strings[i], strlen(strings[i]), &size))
889 lengths[i] = size.cx;
891 lengths[i] = 0; /* *shrug* */
892 if (maxwid < lengths[i])
894 winheight += height * 3 / 2 + (height / 2);
897 winheight += height + height * 7 / 4; /* OK button */
898 winwidth = maxwid + 4*width;
900 SelectObject(hdc, oldfont);
901 ReleaseDC(fe->hwnd, hdc);
904 * Create the dialog, now that we know its size.
911 r.bottom = winheight;
913 AdjustWindowRectEx(&r, (WS_OVERLAPPEDWINDOW /*|
914 DS_MODALFRAME | WS_POPUP | WS_VISIBLE |
915 WS_CAPTION | WS_SYSMENU*/) &~
916 (WS_MAXIMIZEBOX | WS_OVERLAPPED),
920 * Centre the dialog on its parent window.
924 GetWindowRect(fe->hwnd, &r2);
925 r.left = (r2.left + r2.right - r.right) / 2;
926 r.top = (r2.top + r2.bottom - r.bottom) / 2;
930 fe->cfgbox = CreateWindowEx(0, wc.lpszClassName, titlebuf,
931 DS_MODALFRAME | WS_POPUP | WS_VISIBLE |
932 WS_CAPTION | WS_SYSMENU,
934 r.right-r.left, r.bottom-r.top,
935 fe->hwnd, NULL, fe->inst, NULL);
938 SendMessage(fe->cfgbox, WM_SETFONT, (WPARAM)fe->cfgfont, FALSE);
940 SetWindowLong(fe->cfgbox, GWL_USERDATA, (LONG)fe);
941 SetWindowLong(fe->cfgbox, DWL_DLGPROC, (LONG)AboutDlgProc);
945 for (i = 0; i < nstrings; i++) {
946 int border = width*2 + (maxwid - lengths[i]) / 2;
947 mkctrl(fe, border, border+lengths[i], y+height*1/8, y+height*9/8,
948 "Static", 0, 0, strings[i], id++);
951 assert(y < winheight);
955 y += height/2; /* extra space before OK */
956 mkctrl(fe, width*2, maxwid+width*2, y, y+height*7/4, "BUTTON",
957 BS_PUSHBUTTON | BS_NOTIFY | WS_TABSTOP | BS_DEFPUSHBUTTON, 0,
960 SendMessage(fe->cfgbox, WM_INITDIALOG, 0, 0);
962 EnableWindow(fe->hwnd, FALSE);
963 ShowWindow(fe->cfgbox, SW_NORMAL);
964 while ((gm=GetMessage(&msg, NULL, 0, 0)) > 0) {
965 if (!IsDialogMessage(fe->cfgbox, &msg))
966 DispatchMessage(&msg);
970 EnableWindow(fe->hwnd, TRUE);
971 SetForegroundWindow(fe->hwnd);
972 DestroyWindow(fe->cfgbox);
973 DeleteObject(fe->cfgfont);
976 static int get_config(frontend *fe, int which)
989 int winwidth, winheight, col1l, col1r, col2l, col2r, y;
990 int height, width, maxlabel, maxcheckbox;
992 wc.style = CS_DBLCLKS | CS_SAVEBITS | CS_BYTEALIGNWINDOW;
993 wc.lpfnWndProc = DefDlgProc;
995 wc.cbWndExtra = DLGWINDOWEXTRA + 8;
996 wc.hInstance = fe->inst;
998 wc.hCursor = LoadCursor(NULL, IDC_ARROW);
999 wc.hbrBackground = (HBRUSH) (COLOR_BACKGROUND +1);
1000 wc.lpszMenuName = NULL;
1001 wc.lpszClassName = "GameConfigBox";
1004 hdc = GetDC(fe->hwnd);
1005 SetMapMode(hdc, MM_TEXT);
1007 fe->dlg_done = FALSE;
1009 fe->cfgfont = CreateFont(-MulDiv(8, GetDeviceCaps(hdc, LOGPIXELSY), 72),
1011 FALSE, FALSE, FALSE, DEFAULT_CHARSET,
1012 OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS,
1017 oldfont = SelectObject(hdc, fe->cfgfont);
1018 if (GetTextMetrics(hdc, &tm)) {
1019 height = tm.tmAscent + tm.tmDescent;
1020 width = tm.tmAveCharWidth;
1022 height = width = 30;
1025 fe->cfg = midend_get_config(fe->me, which, &title);
1026 fe->cfg_which = which;
1029 * Figure out the layout of the config box by measuring the
1030 * length of each piece of text.
1032 maxlabel = maxcheckbox = 0;
1033 winheight = height/2;
1035 for (i = fe->cfg; i->type != C_END; i++) {
1040 * Both these control types have a label filling only
1041 * the left-hand column of the box.
1043 if (GetTextExtentPoint32(hdc, i->name, strlen(i->name), &size) &&
1046 winheight += height * 3 / 2 + (height / 2);
1051 * Checkboxes take up the whole of the box width.
1053 if (GetTextExtentPoint32(hdc, i->name, strlen(i->name), &size) &&
1054 maxcheckbox < size.cx)
1055 maxcheckbox = size.cx;
1056 winheight += height + (height / 2);
1061 winheight += height + height * 7 / 4; /* OK / Cancel buttons */
1064 col1r = col1l + maxlabel;
1065 col2l = col1r + 2*width;
1066 col2r = col2l + 30*width;
1067 if (col2r < col1l+2*height+maxcheckbox)
1068 col2r = col1l+2*height+maxcheckbox;
1069 winwidth = col2r + 2*width;
1071 SelectObject(hdc, oldfont);
1072 ReleaseDC(fe->hwnd, hdc);
1075 * Create the dialog, now that we know its size.
1082 r.bottom = winheight;
1084 AdjustWindowRectEx(&r, (WS_OVERLAPPEDWINDOW /*|
1085 DS_MODALFRAME | WS_POPUP | WS_VISIBLE |
1086 WS_CAPTION | WS_SYSMENU*/) &~
1087 (WS_MAXIMIZEBOX | WS_OVERLAPPED),
1091 * Centre the dialog on its parent window.
1095 GetWindowRect(fe->hwnd, &r2);
1096 r.left = (r2.left + r2.right - r.right) / 2;
1097 r.top = (r2.top + r2.bottom - r.bottom) / 2;
1101 fe->cfgbox = CreateWindowEx(0, wc.lpszClassName, title,
1102 DS_MODALFRAME | WS_POPUP | WS_VISIBLE |
1103 WS_CAPTION | WS_SYSMENU,
1105 r.right-r.left, r.bottom-r.top,
1106 fe->hwnd, NULL, fe->inst, NULL);
1110 SendMessage(fe->cfgbox, WM_SETFONT, (WPARAM)fe->cfgfont, FALSE);
1112 SetWindowLong(fe->cfgbox, GWL_USERDATA, (LONG)fe);
1113 SetWindowLong(fe->cfgbox, DWL_DLGPROC, (LONG)ConfigDlgProc);
1116 * Count the controls so we can allocate cfgaux.
1118 for (nctrls = 0, i = fe->cfg; i->type != C_END; i++)
1120 fe->cfgaux = snewn(nctrls, struct cfg_aux);
1124 for (i = fe->cfg, j = fe->cfgaux; i->type != C_END; i++, j++) {
1128 * Edit box with a label beside it.
1130 mkctrl(fe, col1l, col1r, y+height*1/8, y+height*9/8,
1131 "Static", 0, 0, i->name, id++);
1132 ctl = mkctrl(fe, col2l, col2r, y, y+height*3/2,
1133 "EDIT", WS_TABSTOP | ES_AUTOHSCROLL,
1134 WS_EX_CLIENTEDGE, "", (j->ctlid = id++));
1135 SetWindowText(ctl, i->sval);
1143 mkctrl(fe, col1l, col2r, y, y+height, "BUTTON",
1144 BS_NOTIFY | BS_AUTOCHECKBOX | WS_TABSTOP,
1145 0, i->name, (j->ctlid = id++));
1146 CheckDlgButton(fe->cfgbox, j->ctlid, (i->ival != 0));
1152 * Drop-down list with a label beside it.
1154 mkctrl(fe, col1l, col1r, y+height*1/8, y+height*9/8,
1155 "STATIC", 0, 0, i->name, id++);
1156 ctl = mkctrl(fe, col2l, col2r, y, y+height*41/2,
1157 "COMBOBOX", WS_TABSTOP |
1158 CBS_DROPDOWNLIST | CBS_HASSTRINGS,
1159 WS_EX_CLIENTEDGE, "", (j->ctlid = id++));
1161 char c, *p, *q, *str;
1163 SendMessage(ctl, CB_RESETCONTENT, 0, 0);
1168 while (*q && *q != c) q++;
1169 str = snewn(q-p+1, char);
1170 strncpy(str, p, q-p);
1172 SendMessage(ctl, CB_ADDSTRING, 0, (LPARAM)str);
1179 SendMessage(ctl, CB_SETCURSEL, i->ival, 0);
1185 assert(y < winheight);
1189 y += height/2; /* extra space before OK and Cancel */
1190 mkctrl(fe, col1l, (col1l+col2r)/2-width, y, y+height*7/4, "BUTTON",
1191 BS_PUSHBUTTON | BS_NOTIFY | WS_TABSTOP | BS_DEFPUSHBUTTON, 0,
1193 mkctrl(fe, (col1l+col2r)/2+width, col2r, y, y+height*7/4, "BUTTON",
1194 BS_PUSHBUTTON | BS_NOTIFY | WS_TABSTOP, 0, "Cancel", IDCANCEL);
1196 SendMessage(fe->cfgbox, WM_INITDIALOG, 0, 0);
1198 EnableWindow(fe->hwnd, FALSE);
1199 ShowWindow(fe->cfgbox, SW_NORMAL);
1200 while ((gm=GetMessage(&msg, NULL, 0, 0)) > 0) {
1201 if (!IsDialogMessage(fe->cfgbox, &msg))
1202 DispatchMessage(&msg);
1206 EnableWindow(fe->hwnd, TRUE);
1207 SetForegroundWindow(fe->hwnd);
1208 DestroyWindow(fe->cfgbox);
1209 DeleteObject(fe->cfgfont);
1214 return (fe->dlg_done == 2);
1217 static void new_game_type(frontend *fe)
1223 midend_new_game(fe->me);
1225 midend_size(fe->me, &x, &y, FALSE);
1230 AdjustWindowRectEx(&r, WS_OVERLAPPEDWINDOW &~
1231 (WS_THICKFRAME | WS_MAXIMIZEBOX |
1235 if (fe->statusbar != NULL) {
1236 GetWindowRect(fe->statusbar, &sr);
1238 sr.left = sr.right = sr.top = sr.bottom = 0;
1240 SetWindowPos(fe->hwnd, NULL, 0, 0,
1242 r.bottom - r.top + sr.bottom - sr.top,
1243 SWP_NOMOVE | SWP_NOZORDER);
1245 check_window_size(fe, &x, &y);
1247 if (fe->statusbar != NULL)
1248 SetWindowPos(fe->statusbar, NULL, 0, y, x,
1249 sr.bottom - sr.top, SWP_NOZORDER);
1251 DeleteObject(fe->bitmap);
1253 hdc = GetDC(fe->hwnd);
1254 fe->bitmap = CreateCompatibleBitmap(hdc, x, y);
1255 ReleaseDC(fe->hwnd, hdc);
1257 midend_redraw(fe->me);
1260 static int is_alt_pressed(void)
1263 int r = GetKeyboardState(keystate);
1266 if (keystate[VK_MENU] & 0x80)
1268 if (keystate[VK_RMENU] & 0x80)
1273 static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
1274 WPARAM wParam, LPARAM lParam)
1276 frontend *fe = (frontend *)GetWindowLong(hwnd, GWL_USERDATA);
1280 DestroyWindow(hwnd);
1283 switch (wParam & ~0xF) { /* low 4 bits reserved to Windows */
1285 if (!midend_process_key(fe->me, 0, 0, 'n'))
1289 midend_restart_game(fe->me);
1292 if (!midend_process_key(fe->me, 0, 0, 'u'))
1296 if (!midend_process_key(fe->me, 0, 0, '\x12'))
1301 char *text = midend_text_format(fe->me);
1303 write_clip(hwnd, text);
1305 MessageBeep(MB_ICONWARNING);
1311 char *msg = midend_solve(fe->me);
1313 MessageBox(hwnd, msg, "Unable to solve",
1314 MB_ICONERROR | MB_OK);
1318 if (!midend_process_key(fe->me, 0, 0, 'q'))
1322 if (get_config(fe, CFG_SETTINGS))
1326 if (get_config(fe, CFG_SEED))
1330 if (get_config(fe, CFG_DESC))
1337 assert(fe->help_path);
1338 WinHelp(hwnd, fe->help_path,
1339 fe->help_has_contents ? HELP_FINDER : HELP_CONTENTS, 0);
1342 assert(fe->help_path);
1343 assert(thegame.winhelp_topic);
1345 char *cmd = snewn(10+strlen(thegame.winhelp_topic), char);
1346 sprintf(cmd, "JI(`',`%s')", thegame.winhelp_topic);
1347 WinHelp(hwnd, fe->help_path, HELP_COMMAND, (DWORD)cmd);
1353 int p = ((wParam &~ 0xF) - IDM_PRESETS) / 0x10;
1355 if (p >= 0 && p < fe->npresets) {
1356 midend_set_params(fe->me, fe->presets[p]);
1372 hdc = BeginPaint(hwnd, &p);
1373 hdc2 = CreateCompatibleDC(hdc);
1374 prevbm = SelectObject(hdc2, fe->bitmap);
1376 p.rcPaint.left, p.rcPaint.top,
1377 p.rcPaint.right - p.rcPaint.left,
1378 p.rcPaint.bottom - p.rcPaint.top,
1380 p.rcPaint.left, p.rcPaint.top,
1382 SelectObject(hdc2, prevbm);
1391 int r = GetKeyboardState(keystate);
1392 int shift = (r && (keystate[VK_SHIFT] & 0x80)) ? MOD_SHFT : 0;
1393 int ctrl = (r && (keystate[VK_CONTROL] & 0x80)) ? MOD_CTRL : 0;
1397 if (!(lParam & 0x01000000))
1398 key = MOD_NUM_KEYPAD | '4';
1400 key = shift | ctrl | CURSOR_LEFT;
1403 if (!(lParam & 0x01000000))
1404 key = MOD_NUM_KEYPAD | '6';
1406 key = shift | ctrl | CURSOR_RIGHT;
1409 if (!(lParam & 0x01000000))
1410 key = MOD_NUM_KEYPAD | '8';
1412 key = shift | ctrl | CURSOR_UP;
1415 if (!(lParam & 0x01000000))
1416 key = MOD_NUM_KEYPAD | '2';
1418 key = shift | ctrl | CURSOR_DOWN;
1421 * Diagonal keys on the numeric keypad.
1424 if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '9';
1427 if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '3';
1430 if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '7';
1433 if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '1';
1436 if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '0';
1439 if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '5';
1442 * Numeric keypad keys with Num Lock on.
1444 case VK_NUMPAD4: key = MOD_NUM_KEYPAD | '4'; break;
1445 case VK_NUMPAD6: key = MOD_NUM_KEYPAD | '6'; break;
1446 case VK_NUMPAD8: key = MOD_NUM_KEYPAD | '8'; break;
1447 case VK_NUMPAD2: key = MOD_NUM_KEYPAD | '2'; break;
1448 case VK_NUMPAD5: key = MOD_NUM_KEYPAD | '5'; break;
1449 case VK_NUMPAD9: key = MOD_NUM_KEYPAD | '9'; break;
1450 case VK_NUMPAD3: key = MOD_NUM_KEYPAD | '3'; break;
1451 case VK_NUMPAD7: key = MOD_NUM_KEYPAD | '7'; break;
1452 case VK_NUMPAD1: key = MOD_NUM_KEYPAD | '1'; break;
1453 case VK_NUMPAD0: key = MOD_NUM_KEYPAD | '0'; break;
1457 if (!midend_process_key(fe->me, 0, 0, key))
1462 m.message = WM_KEYDOWN;
1464 m.lParam = lParam & 0xdfff;
1465 TranslateMessage(&m);
1469 case WM_LBUTTONDOWN:
1470 case WM_RBUTTONDOWN:
1471 case WM_MBUTTONDOWN:
1476 * Shift-clicks count as middle-clicks, since otherwise
1477 * two-button Windows users won't have any kind of
1478 * middle click to use.
1480 if (message == WM_MBUTTONDOWN || (wParam & MK_SHIFT))
1481 button = MIDDLE_BUTTON;
1482 else if (message == WM_RBUTTONDOWN || is_alt_pressed())
1483 button = RIGHT_BUTTON;
1485 button = LEFT_BUTTON;
1487 if (!midend_process_key(fe->me, (signed short)LOWORD(lParam),
1488 (signed short)HIWORD(lParam), button))
1501 * Shift-clicks count as middle-clicks, since otherwise
1502 * two-button Windows users won't have any kind of
1503 * middle click to use.
1505 if (message == WM_MBUTTONUP || (wParam & MK_SHIFT))
1506 button = MIDDLE_RELEASE;
1507 else if (message == WM_RBUTTONUP || is_alt_pressed())
1508 button = RIGHT_RELEASE;
1510 button = LEFT_RELEASE;
1512 if (!midend_process_key(fe->me, (signed short)LOWORD(lParam),
1513 (signed short)HIWORD(lParam), button))
1523 if (wParam & (MK_MBUTTON | MK_SHIFT))
1524 button = MIDDLE_DRAG;
1525 else if (wParam & MK_RBUTTON || is_alt_pressed())
1526 button = RIGHT_DRAG;
1530 if (!midend_process_key(fe->me, (signed short)LOWORD(lParam),
1531 (signed short)HIWORD(lParam), button))
1536 if (!midend_process_key(fe->me, 0, 0, (unsigned char)wParam))
1541 DWORD now = GetTickCount();
1542 float elapsed = (float) (now - fe->timer_last_tickcount) * 0.001F;
1543 midend_timer(fe->me, elapsed);
1544 fe->timer_last_tickcount = now;
1549 return DefWindowProc(hwnd, message, wParam, lParam);
1552 int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show)
1557 InitCommonControls();
1563 wndclass.lpfnWndProc = WndProc;
1564 wndclass.cbClsExtra = 0;
1565 wndclass.cbWndExtra = 0;
1566 wndclass.hInstance = inst;
1567 wndclass.hIcon = LoadIcon(inst, IDI_APPLICATION);
1568 wndclass.hCursor = LoadCursor(NULL, IDC_ARROW);
1569 wndclass.hbrBackground = NULL;
1570 wndclass.lpszMenuName = NULL;
1571 wndclass.lpszClassName = thegame.name;
1573 RegisterClass(&wndclass);
1576 while (*cmdline && isspace(*cmdline))
1579 if (!new_window(inst, *cmdline ? cmdline : NULL, &error)) {
1581 sprintf(buf, "%.100s Error", thegame.name);
1582 MessageBox(NULL, error, buf, MB_OK|MB_ICONERROR);
1586 while (GetMessage(&msg, NULL, 0, 0)) {
1587 DispatchMessage(&msg);