/* * windows.c: Windows front end for my puzzle collection. */ #include #include #include #include #include #include #include #include #include #include "puzzles.h" #define IDM_NEW 0x0010 #define IDM_RESTART 0x0020 #define IDM_UNDO 0x0030 #define IDM_REDO 0x0040 #define IDM_COPY 0x0050 #define IDM_SOLVE 0x0060 #define IDM_QUIT 0x0070 #define IDM_CONFIG 0x0080 #define IDM_DESC 0x0090 #define IDM_SEED 0x00A0 #define IDM_HELPC 0x00B0 #define IDM_GAMEHELP 0x00C0 #define IDM_ABOUT 0x00D0 #define IDM_SAVE 0x00E0 #define IDM_LOAD 0x00F0 #define IDM_PRINT 0x0100 #define IDM_PRESETS 0x0110 #define HELP_FILE_NAME "puzzles.hlp" #define HELP_CNT_NAME "puzzles.cnt" #ifdef DEBUGGING static FILE *debug_fp = NULL; static HANDLE debug_hdl = INVALID_HANDLE_VALUE; static int debug_got_console = 0; void dputs(char *buf) { DWORD dw; if (!debug_got_console) { if (AllocConsole()) { debug_got_console = 1; debug_hdl = GetStdHandle(STD_OUTPUT_HANDLE); } } if (!debug_fp) { debug_fp = fopen("debug.log", "w"); } if (debug_hdl != INVALID_HANDLE_VALUE) { WriteFile(debug_hdl, buf, strlen(buf), &dw, NULL); } fputs(buf, debug_fp); fflush(debug_fp); } void debug_printf(char *fmt, ...) { char buf[4096]; va_list ap; va_start(ap, fmt); vsprintf(buf, fmt, ap); dputs(buf); va_end(ap); } #endif #define WINFLAGS (WS_OVERLAPPEDWINDOW &~ \ (WS_THICKFRAME | WS_MAXIMIZEBOX | WS_OVERLAPPED)) static void new_game_size(frontend *fe); struct font { HFONT font; int type; int size; }; struct cfg_aux { int ctlid; }; struct blitter { HBITMAP bitmap; frontend *fe; int x, y, w, h; }; enum { CFG_PRINT = CFG_FRONTEND_SPECIFIC }; struct frontend { midend *me; HWND hwnd, statusbar, cfgbox; HINSTANCE inst; HBITMAP bitmap, prevbm; HDC hdc; COLORREF *colours; HBRUSH *brushes; HPEN *pens; HRGN clip; UINT timer; DWORD timer_last_tickcount; int npresets; game_params **presets; struct font *fonts; int nfonts, fontsize; config_item *cfg; struct cfg_aux *cfgaux; int cfg_which, dlg_done; HFONT cfgfont; HBRUSH oldbr; HPEN oldpen; char *help_path; int help_has_contents; enum { DRAWING, PRINTING, NOTHING } drawstatus; DOCINFO di; int printcount, printw, printh, printsolns, printcurr, printcolour; float printscale; int printoffsetx, printoffsety; float printpixelscale; int fontstart; int linewidth; drawing *dr; }; void fatal(char *fmt, ...) { char buf[2048]; va_list ap; va_start(ap, fmt); vsprintf(buf, fmt, ap); va_end(ap); MessageBox(NULL, buf, "Fatal error", MB_ICONEXCLAMATION | MB_OK); exit(1); } char *geterrstr(void) { LPVOID lpMsgBuf; DWORD dw = GetLastError(); char *ret; FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, dw, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPTSTR) &lpMsgBuf, 0, NULL ); ret = dupstr(lpMsgBuf); LocalFree(lpMsgBuf); return ret; } void get_random_seed(void **randseed, int *randseedsize) { time_t *tp = snew(time_t); time(tp); *randseed = (void *)tp; *randseedsize = sizeof(time_t); } static void win_status_bar(void *handle, char *text) { frontend *fe = (frontend *)handle; SetWindowText(fe->statusbar, text); } static blitter *win_blitter_new(void *handle, int w, int h) { blitter *bl = snew(blitter); memset(bl, 0, sizeof(blitter)); bl->w = w; bl->h = h; bl->bitmap = 0; return bl; } static void win_blitter_free(void *handle, blitter *bl) { if (bl->bitmap) DeleteObject(bl->bitmap); sfree(bl); } static void blitter_mkbitmap(frontend *fe, blitter *bl) { HDC hdc = GetDC(fe->hwnd); bl->bitmap = CreateCompatibleBitmap(hdc, bl->w, bl->h); ReleaseDC(fe->hwnd, hdc); } /* BitBlt(dstDC, dstX, dstY, dstW, dstH, srcDC, srcX, srcY, dType) */ static void win_blitter_save(void *handle, blitter *bl, int x, int y) { frontend *fe = (frontend *)handle; HDC hdc_win, hdc_blit; HBITMAP prev_blit; assert(fe->drawstatus == DRAWING); if (!bl->bitmap) blitter_mkbitmap(fe, bl); bl->x = x; bl->y = y; hdc_win = GetDC(fe->hwnd); hdc_blit = CreateCompatibleDC(hdc_win); if (!hdc_blit) fatal("hdc_blit failed: 0x%x", GetLastError()); prev_blit = SelectObject(hdc_blit, bl->bitmap); if (prev_blit == NULL || prev_blit == HGDI_ERROR) fatal("SelectObject for hdc_main failed: 0x%x", GetLastError()); if (!BitBlt(hdc_blit, 0, 0, bl->w, bl->h, fe->hdc, x, y, SRCCOPY)) fatal("BitBlt failed: 0x%x", GetLastError()); SelectObject(hdc_blit, prev_blit); DeleteDC(hdc_blit); ReleaseDC(fe->hwnd, hdc_win); } static void win_blitter_load(void *handle, blitter *bl, int x, int y) { frontend *fe = (frontend *)handle; HDC hdc_win, hdc_blit; HBITMAP prev_blit; assert(fe->drawstatus == DRAWING); assert(bl->bitmap); /* we should always have saved before loading */ if (x == BLITTER_FROMSAVED) x = bl->x; if (y == BLITTER_FROMSAVED) y = bl->y; hdc_win = GetDC(fe->hwnd); hdc_blit = CreateCompatibleDC(hdc_win); prev_blit = SelectObject(hdc_blit, bl->bitmap); BitBlt(fe->hdc, x, y, bl->w, bl->h, hdc_blit, 0, 0, SRCCOPY); SelectObject(hdc_blit, prev_blit); DeleteDC(hdc_blit); ReleaseDC(fe->hwnd, hdc_win); } void frontend_default_colour(frontend *fe, float *output) { DWORD c = GetSysColor(COLOR_MENU); /* ick */ output[0] = (float)(GetRValue(c) / 255.0); output[1] = (float)(GetGValue(c) / 255.0); output[2] = (float)(GetBValue(c) / 255.0); } static POINT win_transform_point(frontend *fe, int x, int y) { POINT ret; assert(fe->drawstatus != NOTHING); if (fe->drawstatus == PRINTING) { ret.x = (int)(fe->printoffsetx + fe->printpixelscale * x); ret.y = (int)(fe->printoffsety + fe->printpixelscale * y); } else { ret.x = x; ret.y = y; } return ret; } static void win_text_colour(frontend *fe, int colour) { assert(fe->drawstatus != NOTHING); if (fe->drawstatus == PRINTING) { int hatch; float r, g, b; print_get_colour(fe->dr, colour, &hatch, &r, &g, &b); if (fe->printcolour) SetTextColor(fe->hdc, RGB(r * 255, g * 255, b * 255)); else SetTextColor(fe->hdc, hatch == HATCH_CLEAR ? RGB(255,255,255) : RGB(0,0,0)); } else { SetTextColor(fe->hdc, fe->colours[colour]); } } static void win_set_brush(frontend *fe, int colour) { HBRUSH br; assert(fe->drawstatus != NOTHING); if (fe->drawstatus == PRINTING) { int hatch; float r, g, b; print_get_colour(fe->dr, colour, &hatch, &r, &g, &b); if (fe->printcolour) br = CreateSolidBrush(RGB(r * 255, g * 255, b * 255)); else if (hatch == HATCH_SOLID) br = CreateSolidBrush(RGB(0,0,0)); else if (hatch == HATCH_CLEAR) br = CreateSolidBrush(RGB(255,255,255)); else br = CreateHatchBrush(hatch == HATCH_BACKSLASH ? HS_FDIAGONAL : hatch == HATCH_SLASH ? HS_BDIAGONAL : hatch == HATCH_HORIZ ? HS_HORIZONTAL : hatch == HATCH_VERT ? HS_VERTICAL : hatch == HATCH_PLUS ? HS_CROSS : /* hatch == HATCH_X ? */ HS_DIAGCROSS, RGB(0,0,0)); } else { br = fe->brushes[colour]; } fe->oldbr = SelectObject(fe->hdc, br); } static void win_reset_brush(frontend *fe) { HBRUSH br; assert(fe->drawstatus != NOTHING); br = SelectObject(fe->hdc, fe->oldbr); if (fe->drawstatus == PRINTING) DeleteObject(br); } static void win_set_pen(frontend *fe, int colour, int thin) { HPEN pen; assert(fe->drawstatus != NOTHING); if (fe->drawstatus == PRINTING) { int hatch; float r, g, b; int width = thin ? 0 : fe->linewidth; print_get_colour(fe->dr, colour, &hatch, &r, &g, &b); if (fe->printcolour) pen = CreatePen(PS_SOLID, width, RGB(r * 255, g * 255, b * 255)); else if (hatch == HATCH_SOLID) pen = CreatePen(PS_SOLID, width, RGB(0, 0, 0)); else if (hatch == HATCH_CLEAR) pen = CreatePen(PS_SOLID, width, RGB(255,255,255)); else { assert(!"This shouldn't happen"); pen = CreatePen(PS_SOLID, 1, RGB(0, 0, 0)); } } else { pen = fe->pens[colour]; } fe->oldpen = SelectObject(fe->hdc, pen); } static void win_reset_pen(frontend *fe) { HPEN pen; assert(fe->drawstatus != NOTHING); pen = SelectObject(fe->hdc, fe->oldpen); if (fe->drawstatus == PRINTING) DeleteObject(pen); } static void win_clip(void *handle, int x, int y, int w, int h) { frontend *fe = (frontend *)handle; POINT p, q; if (fe->drawstatus == NOTHING) return; p = win_transform_point(fe, x, y); q = win_transform_point(fe, x+w, y+h); IntersectClipRect(fe->hdc, p.x, p.y, q.x, q.y); } static void win_unclip(void *handle) { frontend *fe = (frontend *)handle; if (fe->drawstatus == NOTHING) return; SelectClipRgn(fe->hdc, NULL); } static void win_draw_text(void *handle, int x, int y, int fonttype, int fontsize, int align, int colour, char *text) { frontend *fe = (frontend *)handle; POINT xy; int i; if (fe->drawstatus == NOTHING) return; if (fe->drawstatus == PRINTING) fontsize = (int)(fontsize * fe->printpixelscale); xy = win_transform_point(fe, x, y); /* * Find or create the font. */ for (i = fe->fontstart; i < fe->nfonts; i++) if (fe->fonts[i].type == fonttype && fe->fonts[i].size == fontsize) break; if (i == fe->nfonts) { if (fe->fontsize <= fe->nfonts) { fe->fontsize = fe->nfonts + 10; fe->fonts = sresize(fe->fonts, fe->fontsize, struct font); } fe->nfonts++; fe->fonts[i].type = fonttype; fe->fonts[i].size = fontsize; fe->fonts[i].font = CreateFont(-fontsize, 0, 0, 0, fe->drawstatus == PRINTING ? 0 : FW_BOLD, FALSE, FALSE, FALSE, DEFAULT_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, (fonttype == FONT_FIXED ? FIXED_PITCH | FF_DONTCARE : VARIABLE_PITCH | FF_SWISS), NULL); } /* * Position and draw the text. */ { HFONT oldfont; TEXTMETRIC tm; SIZE size; oldfont = SelectObject(fe->hdc, fe->fonts[i].font); if (GetTextMetrics(fe->hdc, &tm)) { if (align & ALIGN_VCENTRE) xy.y -= (tm.tmAscent+tm.tmDescent)/2; else xy.y -= tm.tmAscent; } if (GetTextExtentPoint32(fe->hdc, text, strlen(text), &size)) { if (align & ALIGN_HCENTRE) xy.x -= size.cx / 2; else if (align & ALIGN_HRIGHT) xy.x -= size.cx; } SetBkMode(fe->hdc, TRANSPARENT); win_text_colour(fe, colour); TextOut(fe->hdc, xy.x, xy.y, text, strlen(text)); SelectObject(fe->hdc, oldfont); } } static void win_draw_rect(void *handle, int x, int y, int w, int h, int colour) { frontend *fe = (frontend *)handle; POINT p, q; if (fe->drawstatus == NOTHING) return; if (fe->drawstatus == DRAWING && w == 1 && h == 1) { /* * Rectangle() appears to get uppity if asked to draw a 1x1 * rectangle, presumably on the grounds that that's beneath * its dignity and you ought to be using SetPixel instead. * So I will. */ SetPixel(fe->hdc, x, y, fe->colours[colour]); } else { win_set_brush(fe, colour); win_set_pen(fe, colour, TRUE); p = win_transform_point(fe, x, y); q = win_transform_point(fe, x+w, y+h); Rectangle(fe->hdc, p.x, p.y, q.x, q.y); win_reset_brush(fe); win_reset_pen(fe); } } static void win_draw_line(void *handle, int x1, int y1, int x2, int y2, int colour) { frontend *fe = (frontend *)handle; POINT p, q; if (fe->drawstatus == NOTHING) return; win_set_pen(fe, colour, FALSE); p = win_transform_point(fe, x1, y1); q = win_transform_point(fe, x2, y2); MoveToEx(fe->hdc, p.x, p.y, NULL); LineTo(fe->hdc, q.x, q.y); if (fe->drawstatus == DRAWING) SetPixel(fe->hdc, q.x, q.y, fe->colours[colour]); win_reset_pen(fe); } static void win_draw_circle(void *handle, int cx, int cy, int radius, int fillcolour, int outlinecolour) { frontend *fe = (frontend *)handle; POINT p, q, r; assert(outlinecolour >= 0); if (fe->drawstatus == NOTHING) return; if (fillcolour >= 0) { win_set_brush(fe, fillcolour); win_set_pen(fe, outlinecolour, FALSE); p = win_transform_point(fe, cx - radius, cy - radius); q = win_transform_point(fe, cx + radius, cy + radius); Ellipse(fe->hdc, p.x, p.y, q.x+1, q.y+1); win_reset_brush(fe); win_reset_pen(fe); } else { win_set_pen(fe, outlinecolour, FALSE); p = win_transform_point(fe, cx - radius, cy - radius); q = win_transform_point(fe, cx + radius, cy + radius); r = win_transform_point(fe, cx - radius, cy); Arc(fe->hdc, p.x, p.y, q.x+1, q.y+1, r.x, r.y, r.x, r.y); win_reset_pen(fe); } } static void win_draw_polygon(void *handle, int *coords, int npoints, int fillcolour, int outlinecolour) { frontend *fe = (frontend *)handle; POINT *pts; int i; if (fe->drawstatus == NOTHING) return; pts = snewn(npoints+1, POINT); for (i = 0; i <= npoints; i++) { int j = (i < npoints ? i : 0); pts[i] = win_transform_point(fe, coords[j*2], coords[j*2+1]); } assert(outlinecolour >= 0); if (fillcolour >= 0) { win_set_brush(fe, fillcolour); win_set_pen(fe, outlinecolour, FALSE); Polygon(fe->hdc, pts, npoints); win_reset_brush(fe); win_reset_pen(fe); } else { win_set_pen(fe, outlinecolour, FALSE); Polyline(fe->hdc, pts, npoints+1); win_reset_pen(fe); } sfree(pts); } static void win_start_draw(void *handle) { frontend *fe = (frontend *)handle; HDC hdc_win; assert(fe->drawstatus == NOTHING); hdc_win = GetDC(fe->hwnd); fe->hdc = CreateCompatibleDC(hdc_win); fe->prevbm = SelectObject(fe->hdc, fe->bitmap); ReleaseDC(fe->hwnd, hdc_win); fe->clip = NULL; SetMapMode(fe->hdc, MM_TEXT); fe->drawstatus = DRAWING; } static void win_draw_update(void *handle, int x, int y, int w, int h) { frontend *fe = (frontend *)handle; RECT r; if (fe->drawstatus != DRAWING) return; r.left = x; r.top = y; r.right = x + w; r.bottom = y + h; InvalidateRect(fe->hwnd, &r, FALSE); } static void win_end_draw(void *handle) { frontend *fe = (frontend *)handle; assert(fe->drawstatus == DRAWING); SelectObject(fe->hdc, fe->prevbm); DeleteDC(fe->hdc); if (fe->clip) { DeleteObject(fe->clip); fe->clip = NULL; } fe->drawstatus = NOTHING; } static void win_line_width(void *handle, float width) { frontend *fe = (frontend *)handle; assert(fe->drawstatus != DRAWING); if (fe->drawstatus == NOTHING) return; fe->linewidth = (int)(width * fe->printpixelscale); } static void win_begin_doc(void *handle, int pages) { frontend *fe = (frontend *)handle; assert(fe->drawstatus != DRAWING); if (fe->drawstatus == NOTHING) return; if (StartDoc(fe->hdc, &fe->di) <= 0) { char *e = geterrstr(); MessageBox(fe->hwnd, e, "Error starting to print", MB_ICONERROR | MB_OK); sfree(e); fe->drawstatus = NOTHING; } /* * Push a marker on the font stack so that we won't use the * same fonts for printing and drawing. (This is because * drawing seems to look generally better in bold, but printing * is better not in bold.) */ fe->fontstart = fe->nfonts; } static void win_begin_page(void *handle, int number) { frontend *fe = (frontend *)handle; assert(fe->drawstatus != DRAWING); if (fe->drawstatus == NOTHING) return; if (StartPage(fe->hdc) <= 0) { char *e = geterrstr(); MessageBox(fe->hwnd, e, "Error starting a page", MB_ICONERROR | MB_OK); sfree(e); fe->drawstatus = NOTHING; } } static void win_begin_puzzle(void *handle, float xm, float xc, float ym, float yc, int pw, int ph, float wmm) { frontend *fe = (frontend *)handle; int ppw, pph, pox, poy; float mmpw, mmph, mmox, mmoy; float scale; assert(fe->drawstatus != DRAWING); if (fe->drawstatus == NOTHING) return; ppw = GetDeviceCaps(fe->hdc, HORZRES); pph = GetDeviceCaps(fe->hdc, VERTRES); mmpw = (float)GetDeviceCaps(fe->hdc, HORZSIZE); mmph = (float)GetDeviceCaps(fe->hdc, VERTSIZE); /* * Compute the puzzle's position on the logical page. */ mmox = xm * mmpw + xc; mmoy = ym * mmph + yc; /* * Work out what that comes to in pixels. */ pox = (int)(mmox * (float)ppw / mmpw); poy = (int)(mmoy * (float)ppw / mmpw); /* * And determine the scale. * * I need a scale such that the maximum puzzle-coordinate * extent of the rectangle (pw * scale) is equal to the pixel * equivalent of the puzzle's millimetre width (wmm * ppw / * mmpw). */ scale = (wmm * ppw) / (mmpw * pw); /* * Now store pox, poy and scale for use in the main drawing * functions. */ fe->printoffsetx = pox; fe->printoffsety = poy; fe->printpixelscale = scale; fe->linewidth = 1; } static void win_end_puzzle(void *handle) { /* Nothing needs to be done here. */ } static void win_end_page(void *handle, int number) { frontend *fe = (frontend *)handle; assert(fe->drawstatus != DRAWING); if (fe->drawstatus == NOTHING) return; if (EndPage(fe->hdc) <= 0) { char *e = geterrstr(); MessageBox(fe->hwnd, e, "Error finishing a page", MB_ICONERROR | MB_OK); sfree(e); fe->drawstatus = NOTHING; } } static void win_end_doc(void *handle) { frontend *fe = (frontend *)handle; assert(fe->drawstatus != DRAWING); /* * Free all the fonts created since we began printing. */ while (fe->nfonts > fe->fontstart) { fe->nfonts--; DeleteObject(fe->fonts[fe->nfonts].font); } fe->fontstart = 0; /* * The MSDN web site sample code doesn't bother to call EndDoc * if an error occurs half way through printing. I expect doing * so would cause the erroneous document to actually be * printed, or something equally undesirable. */ if (fe->drawstatus == NOTHING) return; if (EndDoc(fe->hdc) <= 0) { char *e = geterrstr(); MessageBox(fe->hwnd, e, "Error finishing printing", MB_ICONERROR | MB_OK); sfree(e); fe->drawstatus = NOTHING; } } const struct drawing_api win_drawing = { win_draw_text, win_draw_rect, win_draw_line, win_draw_polygon, win_draw_circle, win_draw_update, win_clip, win_unclip, win_start_draw, win_end_draw, win_status_bar, win_blitter_new, win_blitter_free, win_blitter_save, win_blitter_load, win_begin_doc, win_begin_page, win_begin_puzzle, win_end_puzzle, win_end_page, win_end_doc, win_line_width, }; void print(frontend *fe) { PRINTDLG pd; char doctitle[256]; document *doc; midend *nme = NULL; /* non-interactive midend for bulk puzzle generation */ int i; char *err = NULL; /* * Create our document structure and fill it up with puzzles. */ doc = document_new(fe->printw, fe->printh, fe->printscale / 100.0F); for (i = 0; i < fe->printcount; i++) { if (i == 0 && fe->printcurr) { err = midend_print_puzzle(fe->me, doc, fe->printsolns); } else { if (!nme) { game_params *params; nme = midend_new(NULL, &thegame, NULL, NULL); /* * Set the non-interactive mid-end to have the same * parameters as the standard one. */ params = midend_get_params(fe->me); midend_set_params(nme, params); thegame.free_params(params); } midend_new_game(nme); err = midend_print_puzzle(nme, doc, fe->printsolns); } if (err) break; } if (nme) midend_free(nme); if (err) { MessageBox(fe->hwnd, err, "Error preparing puzzles for printing", MB_ICONERROR | MB_OK); document_free(doc); return; } memset(&pd, 0, sizeof(pd)); pd.lStructSize = sizeof(pd); pd.hwndOwner = fe->hwnd; pd.hDevMode = NULL; pd.hDevNames = NULL; pd.Flags = PD_USEDEVMODECOPIESANDCOLLATE | PD_RETURNDC | PD_NOPAGENUMS | PD_NOSELECTION; pd.nCopies = 1; pd.nFromPage = pd.nToPage = 0xFFFF; pd.nMinPage = pd.nMaxPage = 1; if (!PrintDlg(&pd)) { document_free(doc); return; } /* * Now pd.hDC is a device context for the printer. */ /* * FIXME: IWBNI we put up an Abort box here. */ memset(&fe->di, 0, sizeof(fe->di)); fe->di.cbSize = sizeof(fe->di); sprintf(doctitle, "Printed puzzles from %s (from Simon Tatham's" " Portable Puzzle Collection)", thegame.name); fe->di.lpszDocName = doctitle; fe->di.lpszOutput = NULL; fe->di.lpszDatatype = NULL; fe->di.fwType = 0; fe->drawstatus = PRINTING; fe->hdc = pd.hDC; fe->dr = drawing_new(&win_drawing, NULL, fe); document_print(doc, fe->dr); drawing_free(fe->dr); fe->dr = NULL; fe->drawstatus = NOTHING; DeleteDC(pd.hDC); document_free(doc); } void deactivate_timer(frontend *fe) { if (!fe) return; /* for non-interactive midend */ if (fe->hwnd) KillTimer(fe->hwnd, fe->timer); fe->timer = 0; } void activate_timer(frontend *fe) { if (!fe) return; /* for non-interactive midend */ if (!fe->timer) { fe->timer = SetTimer(fe->hwnd, fe->timer, 20, NULL); fe->timer_last_tickcount = GetTickCount(); } } void write_clip(HWND hwnd, char *data) { HGLOBAL clipdata; int len, i, j; char *data2; void *lock; /* * Windows expects CRLF in the clipboard, so we must convert * any \n that has come out of the puzzle backend. */ len = 0; for (i = 0; data[i]; i++) { if (data[i] == '\n') len++; len++; } data2 = snewn(len+1, char); j = 0; for (i = 0; data[i]; i++) { if (data[i] == '\n') data2[j++] = '\r'; data2[j++] = data[i]; } assert(j == len); data2[j] = '\0'; clipdata = GlobalAlloc(GMEM_DDESHARE | GMEM_MOVEABLE, len + 1); if (!clipdata) return; lock = GlobalLock(clipdata); if (!lock) return; memcpy(lock, data2, len); ((unsigned char *) lock)[len] = 0; GlobalUnlock(clipdata); if (OpenClipboard(hwnd)) { EmptyClipboard(); SetClipboardData(CF_TEXT, clipdata); CloseClipboard(); } else GlobalFree(clipdata); sfree(data2); } /* * See if we can find a help file. */ static void find_help_file(frontend *fe) { char b[2048], *p, *q, *r; FILE *fp; if (!fe->help_path) { GetModuleFileName(NULL, b, sizeof(b) - 1); r = b; p = strrchr(b, '\\'); if (p && p >= r) r = p+1; q = strrchr(b, ':'); if (q && q >= r) r = q+1; strcpy(r, HELP_FILE_NAME); if ( (fp = fopen(b, "r")) != NULL) { fe->help_path = dupstr(b); fclose(fp); } else fe->help_path = NULL; strcpy(r, HELP_CNT_NAME); if ( (fp = fopen(b, "r")) != NULL) { fe->help_has_contents = TRUE; fclose(fp); } else fe->help_has_contents = FALSE; } } static void check_window_size(frontend *fe, int *px, int *py) { RECT r; int x, y, sy; if (fe->statusbar) { RECT sr; GetWindowRect(fe->statusbar, &sr); sy = sr.bottom - sr.top; } else { sy = 0; } /* * See if we actually got the window size we wanted, and adjust * the puzzle size if not. */ GetClientRect(fe->hwnd, &r); x = r.right - r.left; y = r.bottom - r.top - sy; midend_size(fe->me, &x, &y, FALSE); if (x != r.right - r.left || y != r.bottom - r.top) { /* * Resize the window, now we know what size we _really_ * want it to be. */ r.left = r.top = 0; r.right = x; r.bottom = y + sy; AdjustWindowRectEx(&r, WINFLAGS, TRUE, 0); SetWindowPos(fe->hwnd, NULL, 0, 0, r.right - r.left, r.bottom - r.top, SWP_NOMOVE | SWP_NOZORDER); } if (fe->statusbar) { GetClientRect(fe->hwnd, &r); SetWindowPos(fe->statusbar, NULL, 0, r.bottom-r.top-sy, r.right-r.left, sy, SWP_NOZORDER); } *px = x; *py = y; } static void get_max_puzzle_size(frontend *fe, int *x, int *y) { RECT r, sr; if (SystemParametersInfo(SPI_GETWORKAREA, 0, &sr, FALSE)) { *x = sr.right - sr.left; *y = sr.bottom - sr.top; r.left = 100; r.right = 200; r.top = 100; r.bottom = 200; AdjustWindowRectEx(&r, WINFLAGS, TRUE, 0); *x -= r.right - r.left - 100; *y -= r.bottom - r.top - 100; } else { *x = *y = INT_MAX; } if (fe->statusbar != NULL) { GetWindowRect(fe->statusbar, &sr); *y -= sr.bottom - sr.top; } } static frontend *new_window(HINSTANCE inst, char *game_id, char **error) { frontend *fe; int x, y; RECT r; fe = snew(frontend); fe->me = midend_new(fe, &thegame, &win_drawing, fe); if (game_id) { *error = midend_game_id(fe->me, game_id); if (*error) { midend_free(fe->me); sfree(fe); return NULL; } } fe->help_path = NULL; find_help_file(fe); fe->inst = inst; fe->timer = 0; fe->hwnd = NULL; fe->drawstatus = NOTHING; fe->dr = NULL; fe->fontstart = 0; midend_new_game(fe->me); fe->fonts = NULL; fe->nfonts = fe->fontsize = 0; { int i, ncolours; float *colours; colours = midend_colours(fe->me, &ncolours); fe->colours = snewn(ncolours, COLORREF); fe->brushes = snewn(ncolours, HBRUSH); fe->pens = snewn(ncolours, HPEN); for (i = 0; i < ncolours; i++) { fe->colours[i] = RGB(255 * colours[i*3+0], 255 * colours[i*3+1], 255 * colours[i*3+2]); fe->brushes[i] = CreateSolidBrush(fe->colours[i]); fe->pens[i] = CreatePen(PS_SOLID, 1, fe->colours[i]); } sfree(colours); } if (midend_wants_statusbar(fe->me)) { fe->statusbar = CreateWindowEx(0, STATUSCLASSNAME, "ooh", WS_CHILD | WS_VISIBLE, 0, 0, 0, 0, /* status bar does these */ NULL, NULL, inst, NULL); } else fe->statusbar = NULL; get_max_puzzle_size(fe, &x, &y); midend_size(fe->me, &x, &y, FALSE); r.left = r.top = 0; r.right = x; r.bottom = y; AdjustWindowRectEx(&r, WINFLAGS, TRUE, 0); fe->hwnd = CreateWindowEx(0, thegame.name, thegame.name, WS_OVERLAPPEDWINDOW &~ (WS_THICKFRAME | WS_MAXIMIZEBOX), CW_USEDEFAULT, CW_USEDEFAULT, r.right - r.left, r.bottom - r.top, NULL, NULL, inst, NULL); if (midend_wants_statusbar(fe->me)) { RECT sr; DestroyWindow(fe->statusbar); fe->statusbar = CreateWindowEx(0, STATUSCLASSNAME, "ooh", WS_CHILD | WS_VISIBLE, 0, 0, 0, 0, /* status bar does these */ fe->hwnd, NULL, inst, NULL); /* * Now resize the window to take account of the status bar. */ GetWindowRect(fe->statusbar, &sr); GetWindowRect(fe->hwnd, &r); SetWindowPos(fe->hwnd, NULL, 0, 0, r.right - r.left, r.bottom - r.top + sr.bottom - sr.top, SWP_NOMOVE | SWP_NOZORDER); } else { fe->statusbar = NULL; } { HMENU bar = CreateMenu(); HMENU menu = CreateMenu(); AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)menu, "Game"); AppendMenu(menu, MF_ENABLED, IDM_NEW, "New"); AppendMenu(menu, MF_ENABLED, IDM_RESTART, "Restart"); AppendMenu(menu, MF_ENABLED, IDM_DESC, "Specific..."); AppendMenu(menu, MF_ENABLED, IDM_SEED, "Random Seed..."); if ((fe->npresets = midend_num_presets(fe->me)) > 0 || thegame.can_configure) { HMENU sub = CreateMenu(); int i; AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)sub, "Type"); fe->presets = snewn(fe->npresets, game_params *); for (i = 0; i < fe->npresets; i++) { char *name; midend_fetch_preset(fe->me, i, &name, &fe->presets[i]); /* * FIXME: we ought to go through and do something * with ampersands here. */ AppendMenu(sub, MF_ENABLED, IDM_PRESETS + 0x10 * i, name); } if (thegame.can_configure) { AppendMenu(sub, MF_ENABLED, IDM_CONFIG, "Custom..."); } } AppendMenu(menu, MF_SEPARATOR, 0, 0); AppendMenu(menu, MF_ENABLED, IDM_LOAD, "Load"); AppendMenu(menu, MF_ENABLED, IDM_SAVE, "Save"); AppendMenu(menu, MF_SEPARATOR, 0, 0); if (thegame.can_print) { AppendMenu(menu, MF_ENABLED, IDM_PRINT, "Print"); AppendMenu(menu, MF_SEPARATOR, 0, 0); } AppendMenu(menu, MF_ENABLED, IDM_UNDO, "Undo"); AppendMenu(menu, MF_ENABLED, IDM_REDO, "Redo"); if (thegame.can_format_as_text) { AppendMenu(menu, MF_SEPARATOR, 0, 0); AppendMenu(menu, MF_ENABLED, IDM_COPY, "Copy"); } if (thegame.can_solve) { AppendMenu(menu, MF_SEPARATOR, 0, 0); AppendMenu(menu, MF_ENABLED, IDM_SOLVE, "Solve"); } AppendMenu(menu, MF_SEPARATOR, 0, 0); AppendMenu(menu, MF_ENABLED, IDM_QUIT, "Exit"); menu = CreateMenu(); AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)menu, "Help"); AppendMenu(menu, MF_ENABLED, IDM_ABOUT, "About"); if (fe->help_path) { AppendMenu(menu, MF_SEPARATOR, 0, 0); AppendMenu(menu, MF_ENABLED, IDM_HELPC, "Contents"); if (thegame.winhelp_topic) { char *item; assert(thegame.name); item = snewn(9+strlen(thegame.name), char); /*ick*/ sprintf(item, "Help on %s", thegame.name); AppendMenu(menu, MF_ENABLED, IDM_GAMEHELP, item); sfree(item); } } SetMenu(fe->hwnd, bar); } fe->bitmap = NULL; new_game_size(fe); /* initialises fe->bitmap */ check_window_size(fe, &x, &y); SetWindowLong(fe->hwnd, GWL_USERDATA, (LONG)fe); ShowWindow(fe->hwnd, SW_NORMAL); SetForegroundWindow(fe->hwnd); midend_redraw(fe->me); return fe; } static int CALLBACK AboutDlgProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) { frontend *fe = (frontend *)GetWindowLong(hwnd, GWL_USERDATA); switch (msg) { case WM_INITDIALOG: return 0; case WM_COMMAND: if ((HIWORD(wParam) == BN_CLICKED || HIWORD(wParam) == BN_DOUBLECLICKED) && LOWORD(wParam) == IDOK) fe->dlg_done = 1; return 0; case WM_CLOSE: fe->dlg_done = 1; return 0; } return 0; } /* * Wrappers on midend_{get,set}_config, which extend the CFG_* * enumeration to add CFG_PRINT. */ static config_item *frontend_get_config(frontend *fe, int which, char **wintitle) { if (which < CFG_FRONTEND_SPECIFIC) { return midend_get_config(fe->me, which, wintitle); } else if (which == CFG_PRINT) { config_item *ret; int i; *wintitle = snewn(40 + strlen(thegame.name), char); sprintf(*wintitle, "%s print setup", thegame.name); ret = snewn(8, config_item); i = 0; ret[i].name = "Number of puzzles to print"; ret[i].type = C_STRING; ret[i].sval = dupstr("1"); ret[i].ival = 0; i++; ret[i].name = "Number of puzzles across the page"; ret[i].type = C_STRING; ret[i].sval = dupstr("1"); ret[i].ival = 0; i++; ret[i].name = "Number of puzzles down the page"; ret[i].type = C_STRING; ret[i].sval = dupstr("1"); ret[i].ival = 0; i++; ret[i].name = "Percentage of standard size"; ret[i].type = C_STRING; ret[i].sval = dupstr("100.0"); ret[i].ival = 0; i++; ret[i].name = "Include currently shown puzzle"; ret[i].type = C_BOOLEAN; ret[i].sval = NULL; ret[i].ival = TRUE; i++; ret[i].name = "Print solutions"; ret[i].type = C_BOOLEAN; ret[i].sval = NULL; ret[i].ival = FALSE; i++; if (thegame.can_print_in_colour) { ret[i].name = "Print in colour"; ret[i].type = C_BOOLEAN; ret[i].sval = NULL; ret[i].ival = FALSE; i++; } ret[i].name = NULL; ret[i].type = C_END; ret[i].sval = NULL; ret[i].ival = 0; i++; return ret; } else { assert(!"We should never get here"); return NULL; } } static char *frontend_set_config(frontend *fe, int which, config_item *cfg) { if (which < CFG_FRONTEND_SPECIFIC) { return midend_set_config(fe->me, which, cfg); } else if (which == CFG_PRINT) { if ((fe->printcount = atoi(cfg[0].sval)) <= 0) return "Number of puzzles to print should be at least one"; if ((fe->printw = atoi(cfg[1].sval)) <= 0) return "Number of puzzles across the page should be at least one"; if ((fe->printh = atoi(cfg[2].sval)) <= 0) return "Number of puzzles down the page should be at least one"; if ((fe->printscale = (float)atof(cfg[3].sval)) <= 0) return "Print size should be positive"; fe->printcurr = cfg[4].ival; fe->printsolns = cfg[5].ival; fe->printcolour = thegame.can_print_in_colour && cfg[6].ival; return NULL; } else { assert(!"We should never get here"); return "Internal error"; } } static int CALLBACK ConfigDlgProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) { frontend *fe = (frontend *)GetWindowLong(hwnd, GWL_USERDATA); config_item *i; struct cfg_aux *j; switch (msg) { case WM_INITDIALOG: return 0; case WM_COMMAND: /* * OK and Cancel are special cases. */ if ((HIWORD(wParam) == BN_CLICKED || HIWORD(wParam) == BN_DOUBLECLICKED) && (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)) { if (LOWORD(wParam) == IDOK) { char *err = frontend_set_config(fe, fe->cfg_which, fe->cfg); if (err) { MessageBox(hwnd, err, "Validation error", MB_ICONERROR | MB_OK); } else { fe->dlg_done = 2; } } else { fe->dlg_done = 1; } return 0; } /* * First find the control whose id this is. */ for (i = fe->cfg, j = fe->cfgaux; i->type != C_END; i++, j++) { if (j->ctlid == LOWORD(wParam)) break; } if (i->type == C_END) return 0; /* not our problem */ if (i->type == C_STRING && HIWORD(wParam) == EN_CHANGE) { char buffer[4096]; GetDlgItemText(fe->cfgbox, j->ctlid, buffer, lenof(buffer)); buffer[lenof(buffer)-1] = '\0'; sfree(i->sval); i->sval = dupstr(buffer); } else if (i->type == C_BOOLEAN && (HIWORD(wParam) == BN_CLICKED || HIWORD(wParam) == BN_DOUBLECLICKED)) { i->ival = IsDlgButtonChecked(fe->cfgbox, j->ctlid); } else if (i->type == C_CHOICES && HIWORD(wParam) == CBN_SELCHANGE) { i->ival = SendDlgItemMessage(fe->cfgbox, j->ctlid, CB_GETCURSEL, 0, 0); } return 0; case WM_CLOSE: fe->dlg_done = 1; return 0; } return 0; } HWND mkctrl(frontend *fe, int x1, int x2, int y1, int y2, char *wclass, int wstyle, int exstyle, const char *wtext, int wid) { HWND ret; ret = CreateWindowEx(exstyle, wclass, wtext, wstyle | WS_CHILD | WS_VISIBLE, x1, y1, x2-x1, y2-y1, fe->cfgbox, (HMENU) wid, fe->inst, NULL); SendMessage(ret, WM_SETFONT, (WPARAM)fe->cfgfont, MAKELPARAM(TRUE, 0)); return ret; } static void about(frontend *fe) { int i; WNDCLASS wc; MSG msg; TEXTMETRIC tm; HDC hdc; HFONT oldfont; SIZE size; int gm, id; int winwidth, winheight, y; int height, width, maxwid; const char *strings[16]; int lengths[16]; int nstrings = 0; char titlebuf[512]; sprintf(titlebuf, "About %.250s", thegame.name); strings[nstrings++] = thegame.name; strings[nstrings++] = "from Simon Tatham's Portable Puzzle Collection"; strings[nstrings++] = ver; wc.style = CS_DBLCLKS | CS_SAVEBITS | CS_BYTEALIGNWINDOW; wc.lpfnWndProc = DefDlgProc; wc.cbClsExtra = 0; wc.cbWndExtra = DLGWINDOWEXTRA + 8; wc.hInstance = fe->inst; wc.hIcon = NULL; wc.hCursor = LoadCursor(NULL, IDC_ARROW); wc.hbrBackground = (HBRUSH) (COLOR_BACKGROUND +1); wc.lpszMenuName = NULL; wc.lpszClassName = "GameAboutBox"; RegisterClass(&wc); hdc = GetDC(fe->hwnd); SetMapMode(hdc, MM_TEXT); fe->dlg_done = FALSE; fe->cfgfont = CreateFont(-MulDiv(8, GetDeviceCaps(hdc, LOGPIXELSY), 72), 0, 0, 0, 0, FALSE, FALSE, FALSE, DEFAULT_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, FF_SWISS, "MS Shell Dlg"); oldfont = SelectObject(hdc, fe->cfgfont); if (GetTextMetrics(hdc, &tm)) { height = tm.tmAscent + tm.tmDescent; width = tm.tmAveCharWidth; } else { height = width = 30; } /* * Figure out the layout of the About box by measuring the * length of each piece of text. */ maxwid = 0; winheight = height/2; for (i = 0; i < nstrings; i++) { if (GetTextExtentPoint32(hdc, strings[i], strlen(strings[i]), &size)) lengths[i] = size.cx; else lengths[i] = 0; /* *shrug* */ if (maxwid < lengths[i]) maxwid = lengths[i]; winheight += height * 3 / 2 + (height / 2); } winheight += height + height * 7 / 4; /* OK button */ winwidth = maxwid + 4*width; SelectObject(hdc, oldfont); ReleaseDC(fe->hwnd, hdc); /* * Create the dialog, now that we know its size. */ { RECT r, r2; r.left = r.top = 0; r.right = winwidth; r.bottom = winheight; AdjustWindowRectEx(&r, (WS_OVERLAPPEDWINDOW /*| DS_MODALFRAME | WS_POPUP | WS_VISIBLE | WS_CAPTION | WS_SYSMENU*/) &~ (WS_MAXIMIZEBOX | WS_OVERLAPPED), FALSE, 0); /* * Centre the dialog on its parent window. */ r.right -= r.left; r.bottom -= r.top; GetWindowRect(fe->hwnd, &r2); r.left = (r2.left + r2.right - r.right) / 2; r.top = (r2.top + r2.bottom - r.bottom) / 2; r.right += r.left; r.bottom += r.top; fe->cfgbox = CreateWindowEx(0, wc.lpszClassName, titlebuf, DS_MODALFRAME | WS_POPUP | WS_VISIBLE | WS_CAPTION | WS_SYSMENU, r.left, r.top, r.right-r.left, r.bottom-r.top, fe->hwnd, NULL, fe->inst, NULL); } SendMessage(fe->cfgbox, WM_SETFONT, (WPARAM)fe->cfgfont, FALSE); SetWindowLong(fe->cfgbox, GWL_USERDATA, (LONG)fe); SetWindowLong(fe->cfgbox, DWL_DLGPROC, (LONG)AboutDlgProc); id = 1000; y = height/2; for (i = 0; i < nstrings; i++) { int border = width*2 + (maxwid - lengths[i]) / 2; mkctrl(fe, border, border+lengths[i], y+height*1/8, y+height*9/8, "Static", 0, 0, strings[i], id++); y += height*3/2; assert(y < winheight); y += height/2; } y += height/2; /* extra space before OK */ mkctrl(fe, width*2, maxwid+width*2, y, y+height*7/4, "BUTTON", BS_PUSHBUTTON | BS_NOTIFY | WS_TABSTOP | BS_DEFPUSHBUTTON, 0, "OK", IDOK); SendMessage(fe->cfgbox, WM_INITDIALOG, 0, 0); EnableWindow(fe->hwnd, FALSE); ShowWindow(fe->cfgbox, SW_NORMAL); while ((gm=GetMessage(&msg, NULL, 0, 0)) > 0) { if (!IsDialogMessage(fe->cfgbox, &msg)) DispatchMessage(&msg); if (fe->dlg_done) break; } EnableWindow(fe->hwnd, TRUE); SetForegroundWindow(fe->hwnd); DestroyWindow(fe->cfgbox); DeleteObject(fe->cfgfont); } static int get_config(frontend *fe, int which) { config_item *i; struct cfg_aux *j; char *title; WNDCLASS wc; MSG msg; TEXTMETRIC tm; HDC hdc; HFONT oldfont; SIZE size; HWND ctl; int gm, id, nctrls; int winwidth, winheight, col1l, col1r, col2l, col2r, y; int height, width, maxlabel, maxcheckbox; wc.style = CS_DBLCLKS | CS_SAVEBITS | CS_BYTEALIGNWINDOW; wc.lpfnWndProc = DefDlgProc; wc.cbClsExtra = 0; wc.cbWndExtra = DLGWINDOWEXTRA + 8; wc.hInstance = fe->inst; wc.hIcon = NULL; wc.hCursor = LoadCursor(NULL, IDC_ARROW); wc.hbrBackground = (HBRUSH) (COLOR_BACKGROUND +1); wc.lpszMenuName = NULL; wc.lpszClassName = "GameConfigBox"; RegisterClass(&wc); hdc = GetDC(fe->hwnd); SetMapMode(hdc, MM_TEXT); fe->dlg_done = FALSE; fe->cfgfont = CreateFont(-MulDiv(8, GetDeviceCaps(hdc, LOGPIXELSY), 72), 0, 0, 0, 0, FALSE, FALSE, FALSE, DEFAULT_CHARSET, OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, FF_SWISS, "MS Shell Dlg"); oldfont = SelectObject(hdc, fe->cfgfont); if (GetTextMetrics(hdc, &tm)) { height = tm.tmAscent + tm.tmDescent; width = tm.tmAveCharWidth; } else { height = width = 30; } fe->cfg = frontend_get_config(fe, which, &title); fe->cfg_which = which; /* * Figure out the layout of the config box by measuring the * length of each piece of text. */ maxlabel = maxcheckbox = 0; winheight = height/2; for (i = fe->cfg; i->type != C_END; i++) { switch (i->type) { case C_STRING: case C_CHOICES: /* * Both these control types have a label filling only * the left-hand column of the box. */ if (GetTextExtentPoint32(hdc, i->name, strlen(i->name), &size) && maxlabel < size.cx) maxlabel = size.cx; winheight += height * 3 / 2 + (height / 2); break; case C_BOOLEAN: /* * Checkboxes take up the whole of the box width. */ if (GetTextExtentPoint32(hdc, i->name, strlen(i->name), &size) && maxcheckbox < size.cx) maxcheckbox = size.cx; winheight += height + (height / 2); break; } } winheight += height + height * 7 / 4; /* OK / Cancel buttons */ col1l = 2*width; col1r = col1l + maxlabel; col2l = col1r + 2*width; col2r = col2l + 30*width; if (col2r < col1l+2*height+maxcheckbox) col2r = col1l+2*height+maxcheckbox; winwidth = col2r + 2*width; SelectObject(hdc, oldfont); ReleaseDC(fe->hwnd, hdc); /* * Create the dialog, now that we know its size. */ { RECT r, r2; r.left = r.top = 0; r.right = winwidth; r.bottom = winheight; AdjustWindowRectEx(&r, (WS_OVERLAPPEDWINDOW /*| DS_MODALFRAME | WS_POPUP | WS_VISIBLE | WS_CAPTION | WS_SYSMENU*/) &~ (WS_MAXIMIZEBOX | WS_OVERLAPPED), FALSE, 0); /* * Centre the dialog on its parent window. */ r.right -= r.left; r.bottom -= r.top; GetWindowRect(fe->hwnd, &r2); r.left = (r2.left + r2.right - r.right) / 2; r.top = (r2.top + r2.bottom - r.bottom) / 2; r.right += r.left; r.bottom += r.top; fe->cfgbox = CreateWindowEx(0, wc.lpszClassName, title, DS_MODALFRAME | WS_POPUP | WS_VISIBLE | WS_CAPTION | WS_SYSMENU, r.left, r.top, r.right-r.left, r.bottom-r.top, fe->hwnd, NULL, fe->inst, NULL); sfree(title); } SendMessage(fe->cfgbox, WM_SETFONT, (WPARAM)fe->cfgfont, FALSE); SetWindowLong(fe->cfgbox, GWL_USERDATA, (LONG)fe); SetWindowLong(fe->cfgbox, DWL_DLGPROC, (LONG)ConfigDlgProc); /* * Count the controls so we can allocate cfgaux. */ for (nctrls = 0, i = fe->cfg; i->type != C_END; i++) nctrls++; fe->cfgaux = snewn(nctrls, struct cfg_aux); id = 1000; y = height/2; for (i = fe->cfg, j = fe->cfgaux; i->type != C_END; i++, j++) { switch (i->type) { case C_STRING: /* * Edit box with a label beside it. */ mkctrl(fe, col1l, col1r, y+height*1/8, y+height*9/8, "Static", 0, 0, i->name, id++); ctl = mkctrl(fe, col2l, col2r, y, y+height*3/2, "EDIT", WS_TABSTOP | ES_AUTOHSCROLL, WS_EX_CLIENTEDGE, "", (j->ctlid = id++)); SetWindowText(ctl, i->sval); y += height*3/2; break; case C_BOOLEAN: /* * Simple checkbox. */ mkctrl(fe, col1l, col2r, y, y+height, "BUTTON", BS_NOTIFY | BS_AUTOCHECKBOX | WS_TABSTOP, 0, i->name, (j->ctlid = id++)); CheckDlgButton(fe->cfgbox, j->ctlid, (i->ival != 0)); y += height; break; case C_CHOICES: /* * Drop-down list with a label beside it. */ mkctrl(fe, col1l, col1r, y+height*1/8, y+height*9/8, "STATIC", 0, 0, i->name, id++); ctl = mkctrl(fe, col2l, col2r, y, y+height*41/2, "COMBOBOX", WS_TABSTOP | CBS_DROPDOWNLIST | CBS_HASSTRINGS, WS_EX_CLIENTEDGE, "", (j->ctlid = id++)); { char c, *p, *q, *str; SendMessage(ctl, CB_RESETCONTENT, 0, 0); p = i->sval; c = *p++; while (*p) { q = p; while (*q && *q != c) q++; str = snewn(q-p+1, char); strncpy(str, p, q-p); str[q-p] = '\0'; SendMessage(ctl, CB_ADDSTRING, 0, (LPARAM)str); sfree(str); if (*q) q++; p = q; } } SendMessage(ctl, CB_SETCURSEL, i->ival, 0); y += height*3/2; break; } assert(y < winheight); y += height/2; } y += height/2; /* extra space before OK and Cancel */ mkctrl(fe, col1l, (col1l+col2r)/2-width, y, y+height*7/4, "BUTTON", BS_PUSHBUTTON | BS_NOTIFY | WS_TABSTOP | BS_DEFPUSHBUTTON, 0, "OK", IDOK); mkctrl(fe, (col1l+col2r)/2+width, col2r, y, y+height*7/4, "BUTTON", BS_PUSHBUTTON | BS_NOTIFY | WS_TABSTOP, 0, "Cancel", IDCANCEL); SendMessage(fe->cfgbox, WM_INITDIALOG, 0, 0); EnableWindow(fe->hwnd, FALSE); ShowWindow(fe->cfgbox, SW_NORMAL); while ((gm=GetMessage(&msg, NULL, 0, 0)) > 0) { if (!IsDialogMessage(fe->cfgbox, &msg)) DispatchMessage(&msg); if (fe->dlg_done) break; } EnableWindow(fe->hwnd, TRUE); SetForegroundWindow(fe->hwnd); DestroyWindow(fe->cfgbox); DeleteObject(fe->cfgfont); free_cfg(fe->cfg); sfree(fe->cfgaux); return (fe->dlg_done == 2); } static void new_game_size(frontend *fe) { RECT r, sr; HDC hdc; int x, y; get_max_puzzle_size(fe, &x, &y); midend_size(fe->me, &x, &y, FALSE); r.left = r.top = 0; r.right = x; r.bottom = y; AdjustWindowRectEx(&r, WINFLAGS, TRUE, 0); if (fe->statusbar != NULL) { GetWindowRect(fe->statusbar, &sr); } else { sr.left = sr.right = sr.top = sr.bottom = 0; } SetWindowPos(fe->hwnd, NULL, 0, 0, r.right - r.left, r.bottom - r.top + sr.bottom - sr.top, SWP_NOMOVE | SWP_NOZORDER); check_window_size(fe, &x, &y); if (fe->statusbar != NULL) SetWindowPos(fe->statusbar, NULL, 0, y, x, sr.bottom - sr.top, SWP_NOZORDER); if (fe->bitmap) DeleteObject(fe->bitmap); hdc = GetDC(fe->hwnd); fe->bitmap = CreateCompatibleBitmap(hdc, x, y); ReleaseDC(fe->hwnd, hdc); midend_redraw(fe->me); } static void new_game_type(frontend *fe) { midend_new_game(fe->me); new_game_size(fe); } static int is_alt_pressed(void) { BYTE keystate[256]; int r = GetKeyboardState(keystate); if (!r) return FALSE; if (keystate[VK_MENU] & 0x80) return TRUE; if (keystate[VK_RMENU] & 0x80) return TRUE; return FALSE; } static void savefile_write(void *wctx, void *buf, int len) { FILE *fp = (FILE *)wctx; fwrite(buf, 1, len, fp); } static int savefile_read(void *wctx, void *buf, int len) { FILE *fp = (FILE *)wctx; int ret; ret = fread(buf, 1, len, fp); return (ret == len); } static LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) { frontend *fe = (frontend *)GetWindowLong(hwnd, GWL_USERDATA); int cmd; switch (message) { case WM_CLOSE: DestroyWindow(hwnd); return 0; case WM_COMMAND: cmd = wParam & ~0xF; /* low 4 bits reserved to Windows */ switch (cmd) { case IDM_NEW: if (!midend_process_key(fe->me, 0, 0, 'n')) PostQuitMessage(0); break; case IDM_RESTART: midend_restart_game(fe->me); break; case IDM_UNDO: if (!midend_process_key(fe->me, 0, 0, 'u')) PostQuitMessage(0); break; case IDM_REDO: if (!midend_process_key(fe->me, 0, 0, '\x12')) PostQuitMessage(0); break; case IDM_COPY: { char *text = midend_text_format(fe->me); if (text) write_clip(hwnd, text); else MessageBeep(MB_ICONWARNING); sfree(text); } break; case IDM_SOLVE: { char *msg = midend_solve(fe->me); if (msg) MessageBox(hwnd, msg, "Unable to solve", MB_ICONERROR | MB_OK); } break; case IDM_QUIT: if (!midend_process_key(fe->me, 0, 0, 'q')) PostQuitMessage(0); break; case IDM_CONFIG: if (get_config(fe, CFG_SETTINGS)) new_game_type(fe); break; case IDM_SEED: if (get_config(fe, CFG_SEED)) new_game_type(fe); break; case IDM_DESC: if (get_config(fe, CFG_DESC)) new_game_type(fe); break; case IDM_PRINT: if (get_config(fe, CFG_PRINT)) print(fe); break; case IDM_ABOUT: about(fe); break; case IDM_LOAD: case IDM_SAVE: { OPENFILENAME of; char filename[FILENAME_MAX]; int ret; memset(&of, 0, sizeof(of)); of.hwndOwner = hwnd; of.lpstrFilter = "All Files (*.*)\0*\0\0\0"; of.lpstrCustomFilter = NULL; of.nFilterIndex = 1; of.lpstrFile = filename; filename[0] = '\0'; of.nMaxFile = lenof(filename); of.lpstrFileTitle = NULL; of.lpstrTitle = (cmd == IDM_SAVE ? "Enter name of game file to save" : "Enter name of saved game file to load"); of.Flags = 0; #ifdef OPENFILENAME_SIZE_VERSION_400 of.lStructSize = OPENFILENAME_SIZE_VERSION_400; #else of.lStructSize = sizeof(of); #endif of.lpstrInitialDir = NULL; if (cmd == IDM_SAVE) ret = GetSaveFileName(&of); else ret = GetOpenFileName(&of); if (ret) { if (cmd == IDM_SAVE) { FILE *fp; if ((fp = fopen(filename, "r")) != NULL) { char buf[256 + FILENAME_MAX]; fclose(fp); /* file exists */ sprintf(buf, "Are you sure you want to overwrite" " the file \"%.*s\"?", FILENAME_MAX, filename); if (MessageBox(hwnd, buf, "Question", MB_YESNO | MB_ICONQUESTION) != IDYES) break; } fp = fopen(filename, "w"); if (!fp) { MessageBox(hwnd, "Unable to open save file", "Error", MB_ICONERROR | MB_OK); break; } midend_serialise(fe->me, savefile_write, fp); fclose(fp); } else { FILE *fp = fopen(filename, "r"); char *err; if (!fp) { MessageBox(hwnd, "Unable to open saved game file", "Error", MB_ICONERROR | MB_OK); break; } err = midend_deserialise(fe->me, savefile_read, fp); fclose(fp); if (err) { MessageBox(hwnd, err, "Error", MB_ICONERROR|MB_OK); break; } new_game_size(fe); } } } break; case IDM_HELPC: assert(fe->help_path); WinHelp(hwnd, fe->help_path, fe->help_has_contents ? HELP_FINDER : HELP_CONTENTS, 0); break; case IDM_GAMEHELP: assert(fe->help_path); assert(thegame.winhelp_topic); { char *cmd = snewn(10+strlen(thegame.winhelp_topic), char); sprintf(cmd, "JI(`',`%s')", thegame.winhelp_topic); WinHelp(hwnd, fe->help_path, HELP_COMMAND, (DWORD)cmd); sfree(cmd); } break; default: { int p = ((wParam &~ 0xF) - IDM_PRESETS) / 0x10; if (p >= 0 && p < fe->npresets) { midend_set_params(fe->me, fe->presets[p]); new_game_type(fe); } } break; } break; case WM_DESTROY: PostQuitMessage(0); return 0; case WM_PAINT: { PAINTSTRUCT p; HDC hdc, hdc2; HBITMAP prevbm; hdc = BeginPaint(hwnd, &p); hdc2 = CreateCompatibleDC(hdc); prevbm = SelectObject(hdc2, fe->bitmap); BitBlt(hdc, p.rcPaint.left, p.rcPaint.top, p.rcPaint.right - p.rcPaint.left, p.rcPaint.bottom - p.rcPaint.top, hdc2, p.rcPaint.left, p.rcPaint.top, SRCCOPY); SelectObject(hdc2, prevbm); DeleteDC(hdc2); EndPaint(hwnd, &p); } return 0; case WM_KEYDOWN: { int key = -1; BYTE keystate[256]; int r = GetKeyboardState(keystate); int shift = (r && (keystate[VK_SHIFT] & 0x80)) ? MOD_SHFT : 0; int ctrl = (r && (keystate[VK_CONTROL] & 0x80)) ? MOD_CTRL : 0; switch (wParam) { case VK_LEFT: if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '4'; else key = shift | ctrl | CURSOR_LEFT; break; case VK_RIGHT: if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '6'; else key = shift | ctrl | CURSOR_RIGHT; break; case VK_UP: if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '8'; else key = shift | ctrl | CURSOR_UP; break; case VK_DOWN: if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '2'; else key = shift | ctrl | CURSOR_DOWN; break; /* * Diagonal keys on the numeric keypad. */ case VK_PRIOR: if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '9'; break; case VK_NEXT: if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '3'; break; case VK_HOME: if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '7'; break; case VK_END: if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '1'; break; case VK_INSERT: if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '0'; break; case VK_CLEAR: if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '5'; break; /* * Numeric keypad keys with Num Lock on. */ case VK_NUMPAD4: key = MOD_NUM_KEYPAD | '4'; break; case VK_NUMPAD6: key = MOD_NUM_KEYPAD | '6'; break; case VK_NUMPAD8: key = MOD_NUM_KEYPAD | '8'; break; case VK_NUMPAD2: key = MOD_NUM_KEYPAD | '2'; break; case VK_NUMPAD5: key = MOD_NUM_KEYPAD | '5'; break; case VK_NUMPAD9: key = MOD_NUM_KEYPAD | '9'; break; case VK_NUMPAD3: key = MOD_NUM_KEYPAD | '3'; break; case VK_NUMPAD7: key = MOD_NUM_KEYPAD | '7'; break; case VK_NUMPAD1: key = MOD_NUM_KEYPAD | '1'; break; case VK_NUMPAD0: key = MOD_NUM_KEYPAD | '0'; break; } if (key != -1) { if (!midend_process_key(fe->me, 0, 0, key)) PostQuitMessage(0); } else { MSG m; m.hwnd = hwnd; m.message = WM_KEYDOWN; m.wParam = wParam; m.lParam = lParam & 0xdfff; TranslateMessage(&m); } } break; case WM_LBUTTONDOWN: case WM_RBUTTONDOWN: case WM_MBUTTONDOWN: { int button; /* * Shift-clicks count as middle-clicks, since otherwise * two-button Windows users won't have any kind of * middle click to use. */ if (message == WM_MBUTTONDOWN || (wParam & MK_SHIFT)) button = MIDDLE_BUTTON; else if (message == WM_RBUTTONDOWN || is_alt_pressed()) button = RIGHT_BUTTON; else button = LEFT_BUTTON; if (!midend_process_key(fe->me, (signed short)LOWORD(lParam), (signed short)HIWORD(lParam), button)) PostQuitMessage(0); SetCapture(hwnd); } break; case WM_LBUTTONUP: case WM_RBUTTONUP: case WM_MBUTTONUP: { int button; /* * Shift-clicks count as middle-clicks, since otherwise * two-button Windows users won't have any kind of * middle click to use. */ if (message == WM_MBUTTONUP || (wParam & MK_SHIFT)) button = MIDDLE_RELEASE; else if (message == WM_RBUTTONUP || is_alt_pressed()) button = RIGHT_RELEASE; else button = LEFT_RELEASE; if (!midend_process_key(fe->me, (signed short)LOWORD(lParam), (signed short)HIWORD(lParam), button)) PostQuitMessage(0); ReleaseCapture(); } break; case WM_MOUSEMOVE: { int button; if (wParam & (MK_MBUTTON | MK_SHIFT)) button = MIDDLE_DRAG; else if (wParam & MK_RBUTTON || is_alt_pressed()) button = RIGHT_DRAG; else button = LEFT_DRAG; if (!midend_process_key(fe->me, (signed short)LOWORD(lParam), (signed short)HIWORD(lParam), button)) PostQuitMessage(0); } break; case WM_CHAR: if (!midend_process_key(fe->me, 0, 0, (unsigned char)wParam)) PostQuitMessage(0); return 0; case WM_TIMER: if (fe->timer) { DWORD now = GetTickCount(); float elapsed = (float) (now - fe->timer_last_tickcount) * 0.001F; midend_timer(fe->me, elapsed); fe->timer_last_tickcount = now; } return 0; } return DefWindowProc(hwnd, message, wParam, lParam); } int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show) { MSG msg; char *error; InitCommonControls(); if (!prev) { WNDCLASS wndclass; wndclass.style = 0; wndclass.lpfnWndProc = WndProc; wndclass.cbClsExtra = 0; wndclass.cbWndExtra = 0; wndclass.hInstance = inst; wndclass.hIcon = LoadIcon(inst, IDI_APPLICATION); wndclass.hCursor = LoadCursor(NULL, IDC_ARROW); wndclass.hbrBackground = NULL; wndclass.lpszMenuName = NULL; wndclass.lpszClassName = thegame.name; RegisterClass(&wndclass); } while (*cmdline && isspace((unsigned char)*cmdline)) cmdline++; if (!new_window(inst, *cmdline ? cmdline : NULL, &error)) { char buf[128]; sprintf(buf, "%.100s Error", thegame.name); MessageBox(NULL, error, buf, MB_OK|MB_ICONERROR); return 1; } while (GetMessage(&msg, NULL, 0, 0)) { DispatchMessage(&msg); } return msg.wParam; }