Function OpenSaveFileDialog

src/Window_Win.c:637–700

}

static cc_result OpenSaveFileDialog(const cc_string* filters, FileDialogCallback callback, cc_bool load,
									const char* const* fileExts, const cc_string* defaultName) {
	union OPENFILENAME_union {
		OPENFILENAMEW wide;
		OPENFILENAMEA ansi;
	} ofn = { 0 }; // less compiler warnings this way
	HWND hwnd = Window_Main.Handle.ptr;
	
	cc_string path; char pathBuffer[NATIVE_STR_LEN];
	cc_winstring str  = { 0 };
	cc_winstring filter;
	cc_result res;
	BOOL ok;
	int i;

	Platform_EncodeString(&str, defaultName);
	Platform_EncodeString(&filter, filters);
	/* NOTE: OPENFILENAME_SIZE_VERSION_400 is used instead of sizeof(OFN), because the size of */
	/*  OPENFILENAME increased after Windows 9x/NT4 with the addition of pvReserved and later fields */
	/* (and Windows 9x/NT4 return an error if a lStructSize > OPENFILENAME_SIZE_VERSION_400 is used) */
	ofn.wide.lStructSize  = OPENFILENAME_SIZE_VERSION_400;
	/* also note that this only works when OFN_HOOK is *not* included in Flags - if it is, then */
	/*  on modern Windows versions the dialogs are altered to show an old Win 9x style appearance */
	/* (see https://github.com/geany/geany/issues/578 for example of this problem) */

	ofn.wide.hwndOwner    = hwnd;
	ofn.wide.lpstrFile    = str.uni;
	ofn.wide.nMaxFile     = MAX_PATH;
	ofn.wide.lpstrFilter  = filter.uni;
	ofn.wide.nFilterIndex = 1;
	ofn.wide.Flags = OFN_NOCHANGEDIR | OFN_PATHMUSTEXIST | (load ? OFN_FILEMUSTEXIST : OFN_OVERWRITEPROMPT);

	String_InitArray(path, pathBuffer);
	ok = load ? GetOpenFileNameW(&ofn.wide) : GetSaveFileNameW(&ofn.wide);
	
	if (ok) {
		/* Successfully got a unicode filesystem path */
		for (i = 0; i < MAX_PATH && str.uni[i]; i++) 
		{
			String_Append(&path, Convert_CodepointToCP437(str.uni[i]));
		}
	} else if ((res = CommDlgExtendedError()) == 2) {
		/* CDERR_INITIALIZATION - probably running on Windows 9x */
		ofn.ansi.lpstrFile   = str.ansi;
		ofn.ansi.lpstrFilter = filter.ansi;

		ok = load ? GetOpenFileNameA(&ofn.ansi) : GetSaveFileNameA(&ofn.ansi);
		if (!ok) return CommDlgExtendedError();

		for (i = 0; i < MAX_PATH && str.ansi[i]; i++) 
		{
			String_Append(&path, str.ansi[i]);
		}
	} else {
		return res;
	}

	/* Add default file extension if user didn't provide one */