void fileio_do_state_save(void)
{
Nes::Api::Machine machine( emulator );
GtkWidget *dialog;
char defname[512];
defname[0] = '\0';
strcpy(defname, rootname);
strcat(defname, ".nst");
dialog = gtk_file_chooser_dialog_new ("Save state (.nst)",
GTK_WINDOW(mainwindow),
GTK_FILE_CHOOSER_ACTION_SAVE,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
NULL);
gtk_file_chooser_set_current_name(GTK_FILE_CHOOSER(dialog), defname);
if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT)
{
char *filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
std::ofstream stateFile( filename, std::ifstream::out|std::ifstream::binary );
if (stateFile.is_open())
{
machine.SaveState(stateFile);
}
g_free (filename);
}
gtk_widget_destroy(dialog);
}
void fileio_do_state_load(void)
{
Nes::Api::Machine machine( emulator );
GtkWidget *dialog;
GtkFileFilter *filter;
dialog = gtk_file_chooser_dialog_new ("Load state (.nst)",
GTK_WINDOW(mainwindow),
GTK_FILE_CHOOSER_ACTION_OPEN,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
NULL);
filter = gtk_file_filter_new();
gtk_file_filter_set_name(filter, "Nestopia save states");
gtk_file_filter_add_pattern(filter, "*.nst");
gtk_file_chooser_add_filter(GTK_FILE_CHOOSER(dialog), filter);
if (gtk_dialog_run (GTK_DIALOG (dialog)) == GTK_RESPONSE_ACCEPT)
{
char *filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (dialog));
std::ifstream stateFile( filename, std::ifstream::in|std::ifstream::binary );
if (stateFile.is_open())
{
machine.LoadState(stateFile);
}
g_free (filename);
}
gtk_widget_destroy(dialog);
}
bool GameDatabaseManager::writeState(const QString& fileName)
{
QFile stateFile(fileName);
if (!stateFile.open(QIODevice::WriteOnly | QIODevice::Truncate))
return false;
QDataStream out(&stateFile);
out.setVersion(QDataStream::Qt_4_6); // don't change
// Write magic number and version
out << (quint32)GAME_DATABASE_STATE_MAGIC;
out << (quint32)GAME_DATABASE_STATE_VERSION;
// Write the number of databases
out << (qint32)m_databases.count();
// Write the contents of the databases
for (const PgnDatabase* db : qAsConst(m_databases))
{
out << db->fileName();
out << db->lastModified();
out << db->displayName();
out << (qint32)db->entries().count();
const auto entries = db->entries();
for (const PgnGameEntry* entry : entries)
entry->write(out);
}
m_modified = false;
return true;
}
void MainWindow::loadState() {
QFile state_file(stateFile());
if (not state_file.open(QIODevice::ReadOnly))
return;
restoreState(state_file.readAll(), FONTMATE_STATE_VERSION);
}
bool BooksDB::initDatabase() {
if (isInitialized()) {
return true;
}
if (!open()) {
return false;
}
myInitialized = true;
ZLFile stateFile(databaseDirName() + ZLibrary::FileNameDelimiter + STATE_DATABASE_NAME);
shared_ptr<DBCommand> cmd = SQLiteFactory::createCommand(BooksDBQuery::PREINIT_DATABASE, connection(), "@stateFile", DBValue::DBTEXT);
((DBTextValue&)*cmd->parameter("@stateFile").value()) = stateFile.physicalFilePath();
if (!cmd->execute()) {
myInitialized = false;
close();
return false;
}
shared_ptr<DBRunnable> runnable = new InitBooksDBRunnable(connection());
if (!executeAsTransaction(*runnable)) {
myInitialized = false;
close();
return false;
}
return true;
}
void ClientStatus::read()
{
std::ifstream stateFile(filename_);
std::string value;
std::string token;
/* First read topicList hash */
if (stateFile.good()) {
std::getline(stateFile, token, '=');
std::getline(stateFile, value);
std::stringstream stream(value);
std::int64_t topicId;
std::int32_t sqn;
while ((stream >> topicId) && (stream >> sqn)) {
topicStates_.insert(std::make_pair(topicId, sqn));
}
}
bool Queue::readJsonSettingsFromFile(const QString &stateFilename,
bool importOnly,
bool includePrograms)
{
if (!QFile::exists(stateFilename))
return false;
QFile stateFile(stateFilename);
if (!stateFile.open(QFile::ReadOnly | QFile::Text)) {
Logger::logError(tr("Cannot read queue information from %1.")
.arg(stateFilename));
return false;
}
// Try to read existing data in
QByteArray inputText = stateFile.readAll();
QJsonParseError error;
QJsonDocument doc = QJsonDocument::fromJson(inputText, &error);
if (error.error != QJsonParseError::NoError) {
Logger::logError(tr("Error parsing queue state from %1: %2\n%3")
.arg(stateFilename)
.arg(tr("%1 (at offset %2)")
.arg(error.errorString())
.arg(error.offset))
.arg(inputText.data()));
stateFile.close();
return false;
}
if (!doc.isObject()) {
Logger::logError(tr("Error reading queue state from %1: "
"root is not an object!\n%2")
.arg(stateFilename)
.arg(inputText.data()));
stateFile.close();
return false;
}
return readJsonSettings(doc.object(), importOnly, includePrograms);
}
bool Program::exportSettings(const QString &fileName) const
{
QFile stateFile(fileName);
if (!stateFile.open(QFile::ReadWrite | QFile::Text | QFile::Truncate)) {
Logger::logError(tr("Cannot save program information for %1 in queue %2: "
"Cannot open file %3.").arg(name())
.arg(m_queue->name()).arg(fileName));
return false;
}
QJsonObject root;
if (!this->writeJsonSettings(root, true)) {
stateFile.close();
return false;
}
// Write the data back out:
stateFile.write(QJsonDocument(root).toJson());
stateFile.close();
return true;
}
bool Queue::writeJsonSettingsToFile(const QString &stateFilename,
bool exportOnly,
bool includePrograms) const
{
QFile stateFile(stateFilename);
if (!stateFile.open(QFile::ReadWrite | QFile::Text | QFile::Truncate)) {
Logger::logError(tr("Cannot save queue information for queue %1 in %2: "
"Cannot open file.").arg(name()).arg(stateFilename));
return false;
}
QJsonObject root;
if (!this->writeJsonSettings(root, exportOnly, includePrograms)) {
stateFile.close();
return false;
}
// Write the data back out:
stateFile.write(QJsonDocument(root).toJson());
stateFile.close();
return true;
}
QString Queue::queueTypeFromFile(const QString &mqqFile)
{
QString result;
if (!QFile::exists(mqqFile))
return result;
QFile stateFile(mqqFile);
if (!stateFile.open(QFile::ReadOnly | QFile::Text))
return result;
QByteArray inputText = stateFile.readAll();
stateFile.close();
// Try to read existing data in
QJsonParseError error;
QJsonDocument doc = QJsonDocument::fromJson(inputText, &error);
if (error.error != QJsonParseError::NoError || !doc.isObject())
return result;
if (doc.object().value("type").isString())
result = doc.object().value("type").toString();
return result;
}
bool Program::importSettings(const QString &fileName)
{
if (!QFile::exists(fileName))
return false;
QFile stateFile(fileName);
if (!stateFile.open(QFile::ReadOnly | QFile::Text)) {
Logger::logError(tr("Cannot read program information from %1.")
.arg(fileName));
return false;
}
QByteArray inputText = stateFile.readAll();
stateFile.close();
// Try to read existing data in
QJsonParseError error;
QJsonDocument doc = QJsonDocument::fromJson(inputText, &error);
if (error.error != QJsonParseError::NoError) {
Logger::logError(tr("Error parsing program state from %1: %2\n%3")
.arg(fileName)
.arg(tr("%1 (at offset %2)")
.arg(error.errorString())
.arg(error.offset))
.arg(inputText.data()));
return false;
}
if (!doc.isObject()) {
Logger::logError(tr("Error reading program state from %1: "
"root is not an object!\n%2")
.arg(fileName)
.arg(inputText.data()));
return false;
}
return readJsonSettings(doc.object(), true);
}
void MainWindow::saveState() {
QFile state_file(stateFile());
state_file.open(QIODevice::WriteOnly | QIODevice::Truncate);
state_file.write(QMainWindow::saveState(FONTMATE_STATE_VERSION));
}
bool GameDatabaseManager::readState(const QString& fileName)
{
QFile stateFile(fileName);
if (!stateFile.open(QIODevice::ReadOnly))
return false;
QDataStream in(&stateFile);
in.setVersion(QDataStream::Qt_4_6); // don't change
// Read and verify the magic value
quint32 magic;
in >> magic;
if (magic != GAME_DATABASE_STATE_MAGIC)
{
qWarning("GameDatabaseManager: bad magic value in state file");
return false;
}
// Read and verify the version number
quint32 version;
in >> version;
if (version < GAME_DATABASE_STATE_VERSION ||
version > GAME_DATABASE_STATE_VERSION)
{
// TODO: Add backward compatibility
qWarning("GameDatabaseManager: state file version mismatch");
return false;
}
// Read the number of databases
qint32 dbCount;
in >> dbCount;
// Read the contents of the databases
QString dbFileName;
QDateTime dbLastModified;
QString dbDisplayName;
QList<PgnDatabase*> readDatabases;
for (int i = 0; i < dbCount; i++)
{
in >> dbFileName;
in >> dbLastModified;
in >> dbDisplayName;
// Check if the database exists
QFileInfo fileInfo(dbFileName);
if (!fileInfo.exists())
{
m_modified = true;
continue;
}
// Check if the database has been modified
if (fileInfo.lastModified() > dbLastModified)
{
m_modified = true;
importPgnFile(dbFileName);
continue;
}
qint32 dbEntryCount;
in >> dbEntryCount;
// Read the entries
QList<const PgnGameEntry*> entries;
for (int j = 0; j < dbEntryCount; j++)
{
PgnGameEntry* entry = new PgnGameEntry;
entry->read(in);
entries << entry;
}
PgnDatabase* db = new PgnDatabase(dbFileName);
db->setEntries(entries);
db->setLastModified(dbLastModified);
db->setDisplayName(dbDisplayName);
readDatabases << db;
}
m_modified = false;
m_databases = readDatabases;
emit databasesReset();
return true;
}