// Copy file contents
bool FileSpecifier::CopyContents(FileSpecifier &source_name)
{
err = 0;
OpenedFile src, dst;
if (source_name.Open(src)) {
Delete();
if (Open(dst, true)) {
const int BUFFER_SIZE = 1024;
uint8 buffer[BUFFER_SIZE];
int32 length = 0;
src.GetLength(length);
while (length && err == 0) {
int32 count = length > BUFFER_SIZE ? BUFFER_SIZE : length;
if (src.Read(count, buffer)) {
if (!dst.Write(count, buffer))
err = dst.GetError();
} else
err = src.GetError();
length -= count;
}
}
} else
err = source_name.GetError();
if (err)
Delete();
return err == 0;
}
static void dialog_export(void *arg)
{
dialog *d = static_cast<dialog *>(arg);
w_saves *saves_w = static_cast<w_saves *>(d->get_widget_by_id(iDIALOG_SAVES_W));
QuickSave sel = saves_w->selected_save();
std::string name = sel.name;
if (!name.length())
name = sel.level_name;
FileSpecifier dstFile;
dstFile.SetToSavedGamesDir();
dstFile += "unused.sgaA";
char prompt[256];
if (dstFile.WriteDialog(_typecode_savegame, getcstr(prompt, strPROMPTS, _save_replay_prompt), utf8_to_mac_roman(name).c_str())) {
dstFile.CopyContents(sel.save_file);
int error = dstFile.GetError();
if (error)
alert_user(infoError, strERRORS, fileError, error);
}
}
