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Load and Save are now supported on all three desktop platforms, and

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documented. (This means the GTK temporary dependency on an
environment variable is now gone.)

[originally from svn r6042]
This commit is contained in:
Simon Tatham
2005-06-30 18:00:37 +00:00
parent 118abb4fc9
commit 6f47baddf9
5 changed files with 291 additions and 41 deletions
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119
windows.c
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@ -28,6 +28,8 @@
#define IDM_HELPC 0x00B0
#define IDM_GAMEHELP 0x00C0
#define IDM_ABOUT 0x00D0
#define IDM_SAVE 0x00E0
#define IDM_LOAD 0x00F0
#define IDM_PRESETS 0x0100
#define HELP_FILE_NAME "puzzles.hlp"
@ -669,6 +671,9 @@ 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);
AppendMenu(menu, MF_ENABLED, IDM_UNDO, "Undo");
AppendMenu(menu, MF_ENABLED, IDM_REDO, "Redo");
@ -1214,13 +1219,12 @@ static int get_config(frontend *fe, int which)
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);
x = y = INT_MAX;
midend_size(fe->me, &x, &y, FALSE);
@ -1257,6 +1261,12 @@ 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];
@ -1270,17 +1280,34 @@ static int is_alt_pressed(void)
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);
@ -1333,6 +1360,92 @@ static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
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,