X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/puzzles/blobdiff_plain/f17b8728edad5051e1e9a858814ee114176f0b14..95c76d7c0c76081ab4f389aa1bb7667ee08c99eb:/windows.c diff --git a/windows.c b/windows.c index 201e4af..0185f01 100644 --- a/windows.c +++ b/windows.c @@ -1,24 +1,19 @@ /* * windows.c: Windows front end for my puzzle collection. - * - * TODO: - * - * - Figure out what to do if a puzzle requests a size bigger than - * the screen will take. In principle we could put scrollbars in - * the window, although that would be pretty horrid. Another - * option is to detect in advance that this will be a problem - - * we can probably tell this using midend_size() before actually - * generating the puzzle - and simply refuse to do it. */ #include #include +#ifndef NO_HTMLHELP +#include +#endif /* NO_HTMLHELP */ #include #include #include #include #include +#include #include #include "puzzles.h" @@ -27,17 +22,38 @@ #define IDM_RESTART 0x0020 #define IDM_UNDO 0x0030 #define IDM_REDO 0x0040 -#define IDM_QUIT 0x0050 -#define IDM_CONFIG 0x0060 -#define IDM_SEED 0x0070 -#define IDM_HELPC 0x0080 -#define IDM_GAMEHELP 0x0090 -#define IDM_PRESETS 0x0100 +#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 DEBUG +#ifndef NO_HTMLHELP +#define CHM_FILE_NAME "puzzles.chm" +#endif /* NO_HTMLHELP */ + +#ifndef NO_HTMLHELP +typedef HWND (CALLBACK *htmlhelp_t)(HWND, LPCSTR, UINT, DWORD); +static DWORD html_help_cookie; +static htmlhelp_t htmlhelp; +static HINSTANCE hh_dll; +#endif /* NO_HTMLHELP */ +enum { NONE, HLP, CHM } help_type; +char *help_path; +const char *help_topic; +int help_has_contents; + +#ifdef DEBUGGING static FILE *debug_fp = NULL; static HANDLE debug_hdl = INVALID_HANDLE_VALUE; static int debug_got_console = 0; @@ -73,14 +89,12 @@ void debug_printf(char *fmt, ...) dputs(buf); va_end(ap); } +#endif -#define debug(x) (debug_printf x) +#define WINFLAGS (WS_OVERLAPPEDWINDOW &~ \ + (WS_THICKFRAME | WS_MAXIMIZEBOX | WS_OVERLAPPED)) -#else - -#define debug(x) - -#endif +static void new_game_size(frontend *fe); struct font { HFONT font; @@ -92,12 +106,20 @@ 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_data *me; + midend *me; HWND hwnd, statusbar, cfgbox; HINSTANCE inst; HBITMAP bitmap, prevbm; - HDC hdc_bm; + HDC hdc; COLORREF *colours; HBRUSH *brushes; HPEN *pens; @@ -110,10 +132,20 @@ struct frontend { int nfonts, fontsize; config_item *cfg; struct cfg_aux *cfgaux; - int cfg_which, cfg_done; + int cfg_which, dlg_done; HFONT cfgfont; - char *help_path; - int help_has_contents; + HBRUSH oldbr; + HPEN oldpen; + int help_running; + 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, ...) @@ -130,6 +162,28 @@ void fatal(char *fmt, ...) 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); @@ -138,11 +192,95 @@ void get_random_seed(void **randseed, int *randseedsize) *randseedsize = sizeof(time_t); } -void status_bar(frontend *fe, char *text) +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 */ @@ -152,25 +290,163 @@ void frontend_default_colour(frontend *fe, float *output) output[2] = (float)(GetBValue(c) / 255.0); } -void clip(frontend *fe, int x, int y, int w, int h) +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) { - IntersectClipRect(fe->hdc_bm, x, y, x+w, y+h); + 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]); + } } -void unclip(frontend *fe) +static void win_set_brush(frontend *fe, int colour) { - SelectClipRgn(fe->hdc_bm, NULL); + 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); } -void draw_text(frontend *fe, int x, int y, int fonttype, int fontsize, - int align, int colour, char *text) +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 = 0; i < fe->nfonts; i++) + for (i = fe->fontstart; i < fe->nfonts; i++) if (fe->fonts[i].type == fonttype && fe->fonts[i].size == fontsize) break; @@ -185,11 +461,8 @@ void draw_text(frontend *fe, int x, int y, int fonttype, int fontsize, fe->fonts[i].type = fonttype; fe->fonts[i].size = fontsize; - /* - * FIXME: Really I should make at least _some_ effort to - * pick the correct font. - */ - fe->fonts[i].font = CreateFont(-fontsize, 0, 0, 0, FW_BOLD, + 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, @@ -207,96 +480,158 @@ void draw_text(frontend *fe, int x, int y, int fonttype, int fontsize, TEXTMETRIC tm; SIZE size; - oldfont = SelectObject(fe->hdc_bm, fe->fonts[i].font); - if (GetTextMetrics(fe->hdc_bm, &tm)) { + oldfont = SelectObject(fe->hdc, fe->fonts[i].font); + if (GetTextMetrics(fe->hdc, &tm)) { if (align & ALIGN_VCENTRE) - y -= (tm.tmAscent+tm.tmDescent)/2; + xy.y -= (tm.tmAscent+tm.tmDescent)/2; else - y -= tm.tmAscent; + xy.y -= tm.tmAscent; } - if (GetTextExtentPoint32(fe->hdc_bm, text, strlen(text), &size)) { + if (GetTextExtentPoint32(fe->hdc, text, strlen(text), &size)) { if (align & ALIGN_HCENTRE) - x -= size.cx / 2; + xy.x -= size.cx / 2; else if (align & ALIGN_HRIGHT) - x -= size.cx; + xy.x -= size.cx; } - SetBkMode(fe->hdc_bm, TRANSPARENT); - SetTextColor(fe->hdc_bm, fe->colours[colour]); - TextOut(fe->hdc_bm, x, y, text, strlen(text)); - SelectObject(fe->hdc_bm, oldfont); + SetBkMode(fe->hdc, TRANSPARENT); + win_text_colour(fe, colour); + TextOut(fe->hdc, xy.x, xy.y, text, strlen(text)); + SelectObject(fe->hdc, oldfont); } } -void draw_rect(frontend *fe, int x, int y, int w, int h, int colour) +static void win_draw_rect(void *handle, int x, int y, int w, int h, int colour) { - if (w == 1 && h == 1) { + 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_bm, x, y, fe->colours[colour]); + SetPixel(fe->hdc, x, y, fe->colours[colour]); } else { - HBRUSH oldbrush = SelectObject(fe->hdc_bm, fe->brushes[colour]); - HPEN oldpen = SelectObject(fe->hdc_bm, fe->pens[colour]); - Rectangle(fe->hdc_bm, x, y, x+w, y+h); - SelectObject(fe->hdc_bm, oldbrush); - SelectObject(fe->hdc_bm, oldpen); + 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); } } -void draw_line(frontend *fe, int x1, int y1, int x2, int y2, int colour) +static void win_draw_line(void *handle, int x1, int y1, int x2, int y2, int colour) { - HPEN oldpen = SelectObject(fe->hdc_bm, fe->pens[colour]); - MoveToEx(fe->hdc_bm, x1, y1, NULL); - LineTo(fe->hdc_bm, x2, y2); - SetPixel(fe->hdc_bm, x2, y2, fe->colours[colour]); - SelectObject(fe->hdc_bm, oldpen); + 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); } -void draw_polygon(frontend *fe, int *coords, int npoints, - int fill, int colour) +static void win_draw_circle(void *handle, int cx, int cy, int radius, + int fillcolour, int outlinecolour) { - POINT *pts = snewn(npoints+1, POINT); + 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].x = coords[j*2]; - pts[i].y = coords[j*2+1]; + pts[i] = win_transform_point(fe, coords[j*2], coords[j*2+1]); } - if (fill) { - HBRUSH oldbrush = SelectObject(fe->hdc_bm, fe->brushes[colour]); - HPEN oldpen = SelectObject(fe->hdc_bm, fe->pens[colour]); - Polygon(fe->hdc_bm, pts, npoints); - SelectObject(fe->hdc_bm, oldbrush); - SelectObject(fe->hdc_bm, oldpen); + 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 { - HPEN oldpen = SelectObject(fe->hdc_bm, fe->pens[colour]); - Polyline(fe->hdc_bm, pts, npoints+1); - SelectObject(fe->hdc_bm, oldpen); + win_set_pen(fe, outlinecolour, FALSE); + Polyline(fe->hdc, pts, npoints+1); + win_reset_pen(fe); } sfree(pts); } -void start_draw(frontend *fe) +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_bm = CreateCompatibleDC(hdc_win); - fe->prevbm = SelectObject(fe->hdc_bm, fe->bitmap); + fe->hdc = CreateCompatibleDC(hdc_win); + fe->prevbm = SelectObject(fe->hdc, fe->bitmap); ReleaseDC(fe->hwnd, hdc_win); fe->clip = NULL; - SetMapMode(fe->hdc_bm, MM_TEXT); + SetMapMode(fe->hdc, MM_TEXT); + fe->drawstatus = DRAWING; } -void draw_update(frontend *fe, int x, int y, int w, int h) +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; @@ -305,56 +640,583 @@ void draw_update(frontend *fe, int x, int y, int w, int h) InvalidateRect(fe->hwnd, &r, FALSE); } -void end_draw(frontend *fe) +static void win_end_draw(void *handle) { - SelectObject(fe->hdc_bm, fe->prevbm); - DeleteDC(fe->hdc_bm); + 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) { - KillTimer(fe->hwnd, fe->timer); + 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. + * Set up Help and see if we can find a help file. */ -static void find_help_file(frontend *fe) +static void init_help(void) { 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; + + /* + * Find the executable file path, so we can look alongside + * it for help files. Trim the filename off the end. + */ + 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; + +#ifndef NO_HTMLHELP + /* + * Try HTML Help first. + */ + strcpy(r, CHM_FILE_NAME); + if ( (fp = fopen(b, "r")) != NULL) { + fclose(fp); + + /* + * We have a .CHM. See if we can use it. + */ + hh_dll = LoadLibrary("hhctrl.ocx"); + if (hh_dll) { + htmlhelp = (htmlhelp_t)GetProcAddress(hh_dll, "HtmlHelpA"); + if (!htmlhelp) + FreeLibrary(hh_dll); + } + if (htmlhelp) { + htmlhelp(NULL, NULL, HH_INITIALIZE, (DWORD)&html_help_cookie); + help_path = dupstr(b); + help_type = CHM; + help_topic = thegame.htmlhelp_topic; + return; + } + } +#endif /* NO_HTMLHELP */ + + /* + * Now try old-style .HLP. + */ + strcpy(r, HELP_FILE_NAME); + if ( (fp = fopen(b, "r")) != NULL) { + fclose(fp); + + help_path = dupstr(b); + help_type = HLP; + + help_topic = thegame.winhelp_topic; + + /* + * See if there's a .CNT file alongside it. + */ + strcpy(r, HELP_CNT_NAME); + if ( (fp = fopen(b, "r")) != NULL) { + fclose(fp); + help_has_contents = TRUE; + } else + help_has_contents = FALSE; + + return; + } + + help_type = NONE; /* didn't find any */ +} + +/* + * Start Help. + */ +static void start_help(frontend *fe, const char *topic) +{ + char *str = NULL; + int cmd; + + switch (help_type) { + case HLP: + assert(help_path); + if (topic) { + str = snewn(10+strlen(topic), char); + sprintf(str, "JI(`',`%s')", topic); + cmd = HELP_COMMAND; + } else if (help_has_contents) { + cmd = HELP_FINDER; + } else { + cmd = HELP_CONTENTS; + } + WinHelp(fe->hwnd, help_path, cmd, (DWORD)str); + fe->help_running = TRUE; + break; + case CHM: +#ifndef NO_HTMLHELP + assert(help_path); + assert(htmlhelp); + if (topic) { + str = snewn(20 + strlen(topic) + strlen(help_path), char); + sprintf(str, "%s::/%s.html>main", help_path, topic); + } else { + str = dupstr(help_path); + } + htmlhelp(fe->hwnd, str, HH_DISPLAY_TOPIC, 0); + fe->help_running = TRUE; + break; +#endif /* NO_HTMLHELP */ + case NONE: + assert(!"This shouldn't happen"); + break; + } + + sfree(str); +} + +/* + * Stop Help on window cleanup. + */ +static void stop_help(frontend *fe) +{ + if (fe->help_running) { + switch (help_type) { + case HLP: + WinHelp(fe->hwnd, help_path, HELP_QUIT, 0); + break; + case CHM: +#ifndef NO_HTMLHELP + assert(htmlhelp); + htmlhelp(NULL, NULL, HH_CLOSE_ALL, 0); + break; +#endif /* NO_HTMLHELP */ + case NONE: + assert(!"This shouldn't happen"); + break; + } + fe->help_running = FALSE; + } +} + +/* + * Terminate Help on process exit. + */ +static void cleanup_help(void) +{ +#ifndef NO_HTMLHELP + if (help_type == CHM) { + assert(htmlhelp); + htmlhelp(NULL, NULL, HH_UNINITIALIZE, html_help_cookie); + } +#endif /* NO_HTMLHELP */ +} + +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; } } @@ -362,15 +1224,14 @@ static frontend *new_window(HINSTANCE inst, char *game_id, char **error) { frontend *fe; int x, y; - RECT r, sr; - HDC hdc; + RECT r; fe = snew(frontend); - fe->me = midend_new(fe, &thegame); + fe->me = midend_new(fe, &thegame, &win_drawing, fe); if (game_id) { - *error = midend_game_id(fe->me, game_id, FALSE); + *error = midend_game_id(fe->me, game_id); if (*error) { midend_free(fe->me); sfree(fe); @@ -378,14 +1239,18 @@ static frontend *new_window(HINSTANCE inst, char *game_id, char **error) } } - fe->help_path = NULL; - find_help_file(fe); - fe->inst = inst; - midend_new_game(fe->me); - midend_size(fe->me, &x, &y); fe->timer = 0; + fe->hwnd = NULL; + + fe->help_running = FALSE; + + fe->drawstatus = NOTHING; + fe->dr = NULL; + fe->fontstart = 0; + + midend_new_game(fe->me); fe->fonts = NULL; fe->nfonts = fe->fontsize = 0; @@ -407,14 +1272,24 @@ static frontend *new_window(HINSTANCE inst, char *game_id, char **error) 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, WS_OVERLAPPEDWINDOW &~ - (WS_THICKFRAME | WS_MAXIMIZEBOX | WS_OVERLAPPED), - TRUE, 0); + AdjustWindowRectEx(&r, WINFLAGS, TRUE, 0); fe->hwnd = CreateWindowEx(0, thegame.name, thegame.name, WS_OVERLAPPEDWINDOW &~ @@ -423,6 +1298,25 @@ static frontend *new_window(HINSTANCE inst, char *game_id, char **error) 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(); @@ -430,7 +1324,8 @@ static frontend *new_window(HINSTANCE inst, char *game_id, char **error) 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_SEED, "Specific..."); + 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) { @@ -460,44 +1355,46 @@ static frontend *new_window(HINSTANCE inst, char *game_id, char **error) } 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"); - if (fe->help_path) { - HMENU hmenu = CreateMenu(); - AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)hmenu, "Help"); - AppendMenu(hmenu, MF_ENABLED, IDM_HELPC, "Contents"); - if (thegame.winhelp_topic) { + menu = CreateMenu(); + AppendMenu(bar, MF_ENABLED|MF_POPUP, (UINT)menu, "Help"); + AppendMenu(menu, MF_ENABLED, IDM_ABOUT, "About"); + if (help_type != NONE) { + AppendMenu(menu, MF_SEPARATOR, 0, 0); + AppendMenu(menu, MF_ENABLED, IDM_HELPC, "Contents"); + if (help_topic) { char *item; assert(thegame.name); item = snewn(9+strlen(thegame.name), char); /*ick*/ sprintf(item, "Help on %s", thegame.name); - AppendMenu(hmenu, MF_ENABLED, IDM_GAMEHELP, item); + AppendMenu(menu, MF_ENABLED, IDM_GAMEHELP, item); sfree(item); } } SetMenu(fe->hwnd, bar); } - if (midend_wants_statusbar(fe->me)) { - fe->statusbar = CreateWindowEx(0, STATUSCLASSNAME, "ooh", - WS_CHILD | WS_VISIBLE, - 0, 0, 0, 0, /* status bar does these */ - fe->hwnd, NULL, inst, NULL); - GetWindowRect(fe->statusbar, &sr); - SetWindowPos(fe->hwnd, NULL, 0, 0, - r.right - r.left, r.bottom - r.top + sr.bottom - sr.top, - SWP_NOMOVE | SWP_NOZORDER); - SetWindowPos(fe->statusbar, NULL, 0, y, x, sr.bottom - sr.top, - SWP_NOZORDER); - } else { - fe->statusbar = NULL; - } - - hdc = GetDC(fe->hwnd); - fe->bitmap = CreateCompatibleBitmap(hdc, x, y); - ReleaseDC(fe->hwnd, hdc); + fe->bitmap = NULL; + new_game_size(fe); /* initialises fe->bitmap */ + check_window_size(fe, &x, &y); SetWindowLong(fe->hwnd, GWL_USERDATA, (LONG)fe); @@ -509,6 +1406,130 @@ static frontend *new_window(HINSTANCE inst, char *game_id, char **error) 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) { @@ -528,16 +1549,16 @@ static int CALLBACK ConfigDlgProc(HWND hwnd, UINT msg, HIWORD(wParam) == BN_DOUBLECLICKED) && (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)) { if (LOWORD(wParam) == IDOK) { - char *err = midend_set_config(fe->me, fe->cfg_which, fe->cfg); + char *err = frontend_set_config(fe, fe->cfg_which, fe->cfg); if (err) { MessageBox(hwnd, err, "Validation error", MB_ICONERROR | MB_OK); } else { - fe->cfg_done = 2; + fe->dlg_done = 2; } } else { - fe->cfg_done = 1; + fe->dlg_done = 1; } return 0; } @@ -571,7 +1592,7 @@ static int CALLBACK ConfigDlgProc(HWND hwnd, UINT msg, return 0; case WM_CLOSE: - fe->cfg_done = 1; + fe->dlg_done = 1; return 0; } @@ -580,7 +1601,7 @@ static int CALLBACK ConfigDlgProc(HWND hwnd, UINT msg, HWND mkctrl(frontend *fe, int x1, int x2, int y1, int y2, char *wclass, int wstyle, - int exstyle, char *wtext, int wid) + int exstyle, const char *wtext, int wid) { HWND ret; ret = CreateWindowEx(exstyle, wclass, wtext, @@ -590,6 +1611,158 @@ HWND mkctrl(frontend *fe, int x1, int x2, int y1, int y2, 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; @@ -621,7 +1794,7 @@ static int get_config(frontend *fe, int which) hdc = GetDC(fe->hwnd); SetMapMode(hdc, MM_TEXT); - fe->cfg_done = FALSE; + fe->dlg_done = FALSE; fe->cfgfont = CreateFont(-MulDiv(8, GetDeviceCaps(hdc, LOGPIXELSY), 72), 0, 0, 0, 0, @@ -639,7 +1812,7 @@ static int get_config(frontend *fe, int which) height = width = 30; } - fe->cfg = midend_get_config(fe->me, which, &title); + fe->cfg = frontend_get_config(fe, which, &title); fe->cfg_which = which; /* @@ -685,6 +1858,7 @@ static int get_config(frontend *fe, int which) col2r = col1l+2*height+maxcheckbox; winwidth = col2r + 2*width; + SelectObject(hdc, oldfont); ReleaseDC(fe->hwnd, hdc); /* @@ -816,7 +1990,7 @@ static int get_config(frontend *fe, int which) while ((gm=GetMessage(&msg, NULL, 0, 0)) > 0) { if (!IsDialogMessage(fe->cfgbox, &msg)) DispatchMessage(&msg); - if (fe->cfg_done) + if (fe->dlg_done) break; } EnableWindow(fe->hwnd, TRUE); @@ -827,25 +2001,22 @@ static int get_config(frontend *fe, int which) free_cfg(fe->cfg); sfree(fe->cfgaux); - return (fe->cfg_done == 2); + return (fe->dlg_done == 2); } -static void new_game_type(frontend *fe) +static void new_game_size(frontend *fe) { RECT r, sr; HDC hdc; int x, y; - midend_new_game(fe->me); - midend_size(fe->me, &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, WS_OVERLAPPEDWINDOW &~ - (WS_THICKFRAME | WS_MAXIMIZEBOX | - WS_OVERLAPPED), - TRUE, 0); + AdjustWindowRectEx(&r, WINFLAGS, TRUE, 0); if (fe->statusbar != NULL) { GetWindowRect(fe->statusbar, &sr); @@ -856,11 +2027,14 @@ static void new_game_type(frontend *fe) 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); - DeleteObject(fe->bitmap); + if (fe->bitmap) DeleteObject(fe->bitmap); hdc = GetDC(fe->hwnd); fe->bitmap = CreateCompatibleBitmap(hdc, x, y); @@ -869,24 +2043,59 @@ static void new_game_type(frontend *fe) 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: - switch (wParam & ~0xF) { /* low 4 bits reserved to Windows */ + 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: - if (!midend_process_key(fe->me, 0, 0, 'r')) - PostQuitMessage(0); + midend_restart_game(fe->me); break; case IDM_UNDO: if (!midend_process_key(fe->me, 0, 0, 'u')) @@ -896,6 +2105,24 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message, 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); @@ -908,20 +2135,108 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message, if (get_config(fe, CFG_SEED)) new_game_type(fe); break; - case IDM_HELPC: - assert(fe->help_path); - WinHelp(hwnd, fe->help_path, - fe->help_has_contents ? HELP_FINDER : HELP_CONTENTS, 0); + 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: + start_help(fe, NULL); + 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); - } + start_help(fe, help_topic); break; default: { @@ -936,6 +2251,7 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message, } break; case WM_DESTROY: + stop_help(fe); PostQuitMessage(0); return 0; case WM_PAINT: @@ -962,38 +2278,70 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message, 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: key = CURSOR_LEFT; break; - case VK_RIGHT: key = CURSOR_RIGHT; break; - case VK_UP: key = CURSOR_UP; break; - case VK_DOWN: key = CURSOR_DOWN; break; + 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 = CURSOR_UP_RIGHT; + if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '9'; break; case VK_NEXT: - if (!(lParam & 0x01000000)) key = CURSOR_DOWN_RIGHT; + if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '3'; break; case VK_HOME: - if (!(lParam & 0x01000000)) key = CURSOR_UP_LEFT; + if (!(lParam & 0x01000000)) key = MOD_NUM_KEYPAD | '7'; break; case VK_END: - if (!(lParam & 0x01000000)) key = CURSOR_DOWN_LEFT; + 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 = CURSOR_LEFT; break; - case VK_NUMPAD6: key = CURSOR_RIGHT; break; - case VK_NUMPAD8: key = CURSOR_UP; break; - case VK_NUMPAD2: key = CURSOR_DOWN; break; - case VK_NUMPAD9: key = CURSOR_UP_RIGHT; break; - case VK_NUMPAD3: key = CURSOR_DOWN_RIGHT; break; - case VK_NUMPAD7: key = CURSOR_UP_LEFT; break; - case VK_NUMPAD1: key = CURSOR_DOWN_LEFT; break; + 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) { @@ -1022,10 +2370,10 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message, */ if (message == WM_MBUTTONDOWN || (wParam & MK_SHIFT)) button = MIDDLE_BUTTON; - else if (message == WM_LBUTTONDOWN) - button = LEFT_BUTTON; - else + 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)) @@ -1047,10 +2395,10 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message, */ if (message == WM_MBUTTONUP || (wParam & MK_SHIFT)) button = MIDDLE_RELEASE; - else if (message == WM_LBUTTONUP) - button = LEFT_RELEASE; - else + 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)) @@ -1065,10 +2413,10 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message, if (wParam & (MK_MBUTTON | MK_SHIFT)) button = MIDDLE_DRAG; - else if (wParam & MK_LBUTTON) - button = LEFT_DRAG; - else + 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)) @@ -1107,7 +2455,9 @@ int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show) wndclass.cbClsExtra = 0; wndclass.cbWndExtra = 0; wndclass.hInstance = inst; - wndclass.hIcon = LoadIcon(inst, IDI_APPLICATION); + wndclass.hIcon = LoadIcon(inst, MAKEINTRESOURCE(200)); + if (!wndclass.hIcon) /* in case resource file is absent */ + wndclass.hIcon = LoadIcon(inst, IDI_APPLICATION); wndclass.hCursor = LoadCursor(NULL, IDC_ARROW); wndclass.hbrBackground = NULL; wndclass.lpszMenuName = NULL; @@ -1116,9 +2466,11 @@ int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show) RegisterClass(&wndclass); } - while (*cmdline && isspace(*cmdline)) + while (*cmdline && isspace((unsigned char)*cmdline)) cmdline++; + init_help(); + if (!new_window(inst, *cmdline ? cmdline : NULL, &error)) { char buf[128]; sprintf(buf, "%.100s Error", thegame.name); @@ -1130,5 +2482,7 @@ int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show) DispatchMessage(&msg); } + cleanup_help(); + return msg.wParam; }