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puzzles/windows.c
Simon Tatham b909204392 Introduce a front-end function to draw circles. 
[originally from svn r5991]
2005-06-23 08:24:52 +00:00

1591 lines
39 KiB
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/*
* windows.c: Windows front end for my puzzle collection.
*/
#include <windows.h>
#include <commctrl.h>
#include <stdio.h>
#include <assert.h>
#include <ctype.h>
#include <stdarg.h>
#include <stdlib.h>
#include <limits.h>
#include <time.h>
#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_PRESETS 0x0100
#define HELP_FILE_NAME "puzzles.hlp"
#define HELP_CNT_NAME "puzzles.cnt"
#ifdef DEBUG
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
struct font {
HFONT font;
int type;
int size;
};
struct cfg_aux {
int ctlid;
};
struct blitter {
HBITMAP bitmap;
frontend *fe;
int x, y, w, h;
};
struct frontend {
midend_data *me;
HWND hwnd, statusbar, cfgbox;
HINSTANCE inst;
HBITMAP bitmap, prevbm;
HDC hdc_bm;
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;
char *help_path;
int help_has_contents;
char *laststatus;
};
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);
}
void get_random_seed(void **randseed, int *randseedsize)
{
time_t *tp = snew(time_t);
time(tp);
*randseed = (void *)tp;
*randseedsize = sizeof(time_t);
}
void status_bar(frontend *fe, char *text)
{
char *rewritten = midend_rewrite_statusbar(fe->me, text);
if (!fe->laststatus || strcmp(rewritten, fe->laststatus)) {
SetWindowText(fe->statusbar, rewritten);
sfree(fe->laststatus);
fe->laststatus = rewritten;
} else {
sfree(rewritten);
}
}
blitter *blitter_new(int w, int h)
{
blitter *bl = snew(blitter);
memset(bl, 0, sizeof(blitter));
bl->w = w;
bl->h = h;
bl->bitmap = 0;
return bl;
}
void blitter_free(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) */
void blitter_save(frontend *fe, blitter *bl, int x, int y)
{
HDC hdc_win, hdc_blit;
HBITMAP prev_blit;
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_bm, x, y, SRCCOPY))
fatal("BitBlt failed: 0x%x", GetLastError());
SelectObject(hdc_blit, prev_blit);
DeleteDC(hdc_blit);
ReleaseDC(fe->hwnd, hdc_win);
}
void blitter_load(frontend *fe, blitter *bl, int x, int y)
{
HDC hdc_win, hdc_blit;
HBITMAP prev_blit;
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_bm, 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);
}
void clip(frontend *fe, int x, int y, int w, int h)
{
IntersectClipRect(fe->hdc_bm, x, y, x+w, y+h);
}
void unclip(frontend *fe)
{
SelectClipRgn(fe->hdc_bm, NULL);
}
void draw_text(frontend *fe, int x, int y, int fonttype, int fontsize,
int align, int colour, char *text)
{
int i;
/*
* Find or create the font.
*/
for (i = 0; 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, 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_bm, fe->fonts[i].font);
if (GetTextMetrics(fe->hdc_bm, &tm)) {
if (align & ALIGN_VCENTRE)
y -= (tm.tmAscent+tm.tmDescent)/2;
else
y -= tm.tmAscent;
}
if (GetTextExtentPoint32(fe->hdc_bm, text, strlen(text), &size)) {
if (align & ALIGN_HCENTRE)
x -= size.cx / 2;
else if (align & ALIGN_HRIGHT)
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);
}
}
void draw_rect(frontend *fe, int x, int y, int w, int h, int colour)
{
if (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]);
} 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);
}
}
void draw_line(frontend *fe, 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);
}
void draw_circle(frontend *fe, int cx, int cy, int radius,
int fill, int colour)
{
if (fill) {
HBRUSH oldbrush = SelectObject(fe->hdc_bm, fe->brushes[colour]);
HPEN oldpen = SelectObject(fe->hdc_bm, fe->pens[colour]);
Ellipse(fe->hdc_bm, cx - radius, cy - radius,
cx + radius + 1, cy + radius + 1);
SelectObject(fe->hdc_bm, oldbrush);
SelectObject(fe->hdc_bm, oldpen);
} else {
HPEN oldpen = SelectObject(fe->hdc_bm, fe->pens[colour]);
MoveToEx(fe->hdc_bm, cx + radius, cy, NULL);
AngleArc(fe->hdc_bm, cx, cy, radius, 0.0F, 360.0F);
SelectObject(fe->hdc_bm, oldpen);
}
}
void draw_polygon(frontend *fe, int *coords, int npoints,
int fill, int colour)
{
POINT *pts = snewn(npoints+1, POINT);
int i;
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];
}
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);
} else {
HPEN oldpen = SelectObject(fe->hdc_bm, fe->pens[colour]);
Polyline(fe->hdc_bm, pts, npoints+1);
SelectObject(fe->hdc_bm, oldpen);
}
sfree(pts);
}
void start_draw(frontend *fe)
{
HDC hdc_win;
hdc_win = GetDC(fe->hwnd);
fe->hdc_bm = CreateCompatibleDC(hdc_win);
fe->prevbm = SelectObject(fe->hdc_bm, fe->bitmap);
ReleaseDC(fe->hwnd, hdc_win);
fe->clip = NULL;
SetMapMode(fe->hdc_bm, MM_TEXT);
}
void draw_update(frontend *fe, int x, int y, int w, int h)
{
RECT r;
r.left = x;
r.top = y;
r.right = x + w;
r.bottom = y + h;
InvalidateRect(fe->hwnd, &r, FALSE);
}
void end_draw(frontend *fe)
{
SelectObject(fe->hdc_bm, fe->prevbm);
DeleteDC(fe->hdc_bm);
if (fe->clip) {
DeleteObject(fe->clip);
fe->clip = NULL;
}
}
void deactivate_timer(frontend *fe)
{
KillTimer(fe->hwnd, fe->timer);
fe->timer = 0;
}
void activate_timer(frontend *fe)
{
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, WS_OVERLAPPEDWINDOW &~
(WS_THICKFRAME | WS_MAXIMIZEBOX | WS_OVERLAPPED),
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 frontend *new_window(HINSTANCE inst, char *game_id, char **error)
{
frontend *fe;
int x, y;
RECT r;
HDC hdc;
fe = snew(frontend);
fe->me = midend_new(fe, &thegame);
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;
midend_new_game(fe->me);
fe->timer = 0;
fe->fonts = NULL;
fe->nfonts = fe->fontsize = 0;
fe->laststatus = NULL;
{
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]);
}
}
x = y = INT_MAX; /* find puzzle's preferred size */
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);
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;
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_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);
}
check_window_size(fe, &x, &y);
hdc = GetDC(fe->hwnd);
fe->bitmap = CreateCompatibleBitmap(hdc, x, y);
ReleaseDC(fe->hwnd, hdc);
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;
}
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 = midend_set_config(fe->me, 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 = midend_get_config(fe->me, 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_type(frontend *fe)
{
RECT r, sr;
HDC hdc;
int x, y;
midend_new_game(fe->me);
x = y = INT_MAX;
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);
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);
DeleteObject(fe->bitmap);
hdc = GetDC(fe->hwnd);
fe->bitmap = CreateCompatibleBitmap(hdc, x, y);
ReleaseDC(fe->hwnd, hdc);
midend_redraw(fe->me);
}
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 LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
WPARAM wParam, LPARAM lParam)
{
frontend *fe = (frontend *)GetWindowLong(hwnd, GWL_USERDATA);
switch (message) {
case WM_CLOSE:
DestroyWindow(hwnd);
return 0;
case WM_COMMAND:
switch (wParam & ~0xF) { /* low 4 bits reserved to Windows */
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_ABOUT:
about(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(*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;
}
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