C++ settings函数代码示例

void Settings::setInteger(QString key, int value)
{
  settings().setValue(key, value);
}

bool ConfigFile::deltaSyncEnabled() const
{
    QSettings settings(configFile(), QSettings::IniFormat);
    return settings.value(QLatin1String(deltaSyncEnabledC), false).toBool(); // default to false
}

bool CheckExternalScripts::loadModuleEx(std::string alias, NSCAPI::moduleLoadMode) {
	try {
		sh::settings_registry settings(get_settings_proxy());
		settings.set_alias(alias, "external scripts");

		commands_.set_path(settings.alias().get_settings_path("scripts"));
		aliases_.set_path(settings.alias().get_settings_path("alias"));
		std::string wrappings_path = settings.alias().get_settings_path("wrappings");

		settings.alias().add_path_to_settings()

			("wrappings", sh::string_map_path(&wrappings_)
				, "EXTERNAL SCRIPT WRAPPINGS SECTION", "A list of templates for wrapped scripts.\n%SCRIPT% will be replaced by the actual script an %ARGS% will be replaced by any given arguments.",
				"WRAPPING", "An external script wrapping")

			("alias", sh::fun_values_path(boost::bind(&CheckExternalScripts::add_alias, this, _1, _2)),
				"ALIAS SECTION", "A list of aliases available.\n"
				"An alias is an internal command that has been predefined to provide a single command without arguments. Be careful so you don't create loops (ie check_loop=check_a, check_a=check_loop)",
				"ALIAS", "Query alias")

			;

		settings.register_all();
		settings.notify();
		settings.clear();

		if (wrappings_.find("ps1") == wrappings_.end()) {
			wrappings_["ps1"] = "cmd /c echo If (-Not (Test-Path \"scripts\\%SCRIPT%\") ) { Write-Host \"UNKNOWN: Script `\"%SCRIPT%`\" not found.\"; exit(3) }; scripts\\%SCRIPT% $ARGS$; exit($lastexitcode) | powershell.exe /noprofile -command -";
			settings.register_key(wrappings_path, "ps1", NSCAPI::key_string, "POWERSHELL WRAPPING", "", "", false);
			settings.set_static_key(wrappings_path, "ps1", wrappings_["ps1"]);
		}
		if (wrappings_.find("vbs") == wrappings_.end()) {
			wrappings_["vbs"] = "cscript.exe //T:30 //NoLogo scripts\\\\lib\\\\wrapper.vbs %SCRIPT% %ARGS%";
			settings.register_key(wrappings_path, "vbs", NSCAPI::key_string, "VISUAL BASIC WRAPPING", "", "", false);
			settings.set_static_key(wrappings_path, "vbs", wrappings_["vbs"]);
		}
		if (wrappings_.find("bat") == wrappings_.end()) {
			wrappings_["bat"] = "scripts\\\\%SCRIPT% %ARGS%";
			settings.register_key(wrappings_path, "bat", NSCAPI::key_string, "BATCH FILE WRAPPING", "", "", false);
			settings.set_static_key(wrappings_path, "bat", wrappings_["bat"]);
		}

		if (aliases_.empty()) {
			NSC_DEBUG_MSG("No aliases found (adding default)");

			add_alias("alias_cpu", "check_cpu");
			add_alias("alias_cpu_ex", "check_cpu \"warn=load > $ARG1$\" \"crit=load > $ARG2$\" time=5m time=1m time=30s");
			add_alias("alias_mem", "check_memory");
			add_alias("alias_up", "check_uptime");
			add_alias("alias_disk", "check_drivesize");
			add_alias("alias_disk_loose", "check_drivesize");
			add_alias("alias_volumes", "check_drivesize");
			add_alias("alias_volumes_loose", "check_drivesize");
			add_alias("alias_service", "check_service");
			add_alias("alias_service_ex", "check_service \"exclude=Net Driver HPZ12\" \"exclude=Pml Driver HPZ12\" exclude=stisvc");
			add_alias("alias_process", "check_process \"process=$ARG1$\" \"crit=state != 'started'\"");
			add_alias("alias_process_stopped", "check_process \"process=$ARG1$\" \"crit=state != 'stopped'\"");
			add_alias("alias_process_count", "check_process \"process=$ARG1$\" \"warn=count > $ARG2$\" \"crit=count > $ARG3$\"");
			add_alias("alias_process_hung", "check_process \"filter=is_hung\" \"crit=count>0\"");
			add_alias("alias_event_log", "check_eventlog");
			add_alias("alias_file_size", "check_files \"path=$ARG1$\" \"crit=size > $ARG2$\" \"top-syntax=${list}\" \"detail-syntax=${filename] ${size}\" max-dir-depth=10");
			add_alias("alias_file_age", "check_files \"path=$ARG1$\" \"crit=written > $ARG2$\" \"top-syntax=${list}\" \"detail-syntax=${filename] ${written}\" max-dir-depth=10");
			add_alias("alias_sched_all", "check_tasksched show-all \"syntax=${title}: ${exit_code}\" \"crit=exit_code ne 0\"");
			add_alias("alias_sched_long", "check_tasksched \"filter=status = 'running'\" \"detail-syntax=${title} (${most_recent_run_time})\" \"crit=most_recent_run_time < -$ARG1$\"");
			add_alias("alias_sched_task", "check_tasksched show-all \"filter=title eq '$ARG1$'\" \"detail-syntax=${title} (${exit_code})\" \"crit=exit_code ne 0\"");
			//			add_alias("alias_updates", "check_updates -warning 0 -critical 0");
		}

		settings.alias().add_path_to_settings()
			("EXTERNAL SCRIPT SECTION", "Section for external scripts configuration options (CheckExternalScripts).")

			("scripts", sh::fun_values_path(boost::bind(&CheckExternalScripts::add_command, this, _1, _2)),
				"SCRIPT SECTION", "A list of scripts available to run from the CheckExternalScripts module. Syntax is: <command>=<script> <arguments>",
				"SCRIPT", "For more configuration options add a dedicated section (if you add a new section you can customize the user and various other advanced features)")

			("wrapped scripts", sh::fun_values_path(boost::bind(&CheckExternalScripts::add_wrapping, this, _1, _2)),
				"WRAPPED SCRIPTS SECTION", "A list of wrapped scripts (ie. scruts using a template mechanism). The template used will be defined by the extension of the script.",
				"WRAPPED SCRIPT", "A wrapped script defenitions")

			;

		settings.alias().add_key_to_settings()
			("timeout", sh::uint_key(&timeout, 60),
				"COMMAND TIMEOUT", "The maximum time in seconds that a command can execute. (if more then this execution will be aborted). NOTICE this only affects external commands not internal ones.")

			("allow arguments", sh::bool_key(&allowArgs_, false),
				"COMMAND ARGUMENT PROCESSING", "This option determines whether or not the we will allow clients to specify arguments to commands that are executed.")

			("allow nasty characters", sh::bool_key(&allowNasty_, false),
				"COMMAND ALLOW NASTY META CHARS", "This option determines whether or not the we will allow clients to specify nasty (as in |`&><'\"\\[]{}) characters in arguments.")

			("script path", sh::string_key(&scriptDirectory_),
				"SCRIPT DIRECTORY", "Load all scripts in a directory and use them as commands. Probably dangerous but useful if you have loads of scripts :)")
			;


		settings.alias().add_templates()
			("scripts", "plus", "Add a simple script",
				"Add binding for a simple script",
				"{"
//.........这里部分代码省略.........

void BtSettings::setAudioProfileChannel(const QBluetoothAddress &addr, QBluetooth::SDPProfile profile, int channel)
{
    QSettings settings("Trolltech", "BluetoothKnownHeadsets");
    settings.setValue(addr.toString() + "/" + QString::number(int(profile)),
                      channel);
}

void ChessWidget::onUseOpenBook(bool o)
{
  QSettings settings(tr("Dimock"), tr("qchess"));
  settings.setValue(tr("open_book"), o);
}

void ChessWidget::createMenu()
{
  QMenu * gameMenu = menuBar()->addMenu(tr("&Game"));

  onNewAction_ = new QAction(tr("&New"), this);
  onNewAction_->setStatusTip(tr("Start new game"));

  onLoadAction_ = new QAction(tr("&Load"), this);
  onLoadAction_->setStatusTip(tr("Load previously saved game"));

  onSaveAction_ = new QAction(tr("&Save"), this);
  onSaveAction_->setStatusTip(tr("Save current game"));

  onPrevAction_ = new QAction(tr("&Undo move"), this);
  onPrevAction_->setStatusTip(tr("Undo last move. (only step of one color will be undone)"));

  onNextAction_ = new QAction(tr("&Redo move"), this);
  onNextAction_->setStatusTip(tr("Restore undone move"));

  onGoAction_ = new QAction(tr("&Go"), this);
  onGoAction_->setStatusTip(tr("Lets program make move"));

  onTurnBoardAction_ = new QAction(tr("&Turn board"), this);
  onTurnBoardAction_->setStatusTip(tr("Turn board to play another color"));
  onTurnBoardAction_->setCheckable(true);
  onTurnBoardAction_->setChecked(false);

  onHumanVsHumanAction_ = new QAction(tr("&Human vs. Human"), this);
  onHumanVsHumanAction_->setStatusTip(tr("Switch to Human with Human mode"));
  onHumanVsHumanAction_->setCheckable(true);
  onHumanVsHumanAction_->setChecked(false);

  QSettings settings(tr("Dimock"), tr("qchess"));
  onOpenBookAction_ = new QAction(tr("&Open book"), this);
  onOpenBookAction_->setStatusTip(tr("Use open book"));
  onOpenBookAction_->setCheckable(true);
  onOpenBookAction_->setChecked( settings.value(tr("open_book"), true).toBool() );

  onSettingsAction_ = new QAction(tr("Settin&gs"), this);
  onSettingsAction_->setStatusTip(tr("Change game settings"));

  gameMenu->addAction(onNewAction_);
  gameMenu->addAction(onLoadAction_);
  gameMenu->addAction(onSaveAction_);
  gameMenu->addAction(onPrevAction_);
  gameMenu->addAction(onNextAction_);
  gameMenu->addAction(onGoAction_);
  gameMenu->addAction(onTurnBoardAction_);
  gameMenu->addAction(onOpenBookAction_);
  gameMenu->addSeparator();
  gameMenu->addAction(onHumanVsHumanAction_);
  gameMenu->addSeparator();
  gameMenu->addAction(onSettingsAction_);

  connect(onNewAction_, SIGNAL(triggered()), this, SLOT(onNew()));
  connect(onLoadAction_, SIGNAL(triggered()), this, SLOT(onLoad()));
  connect(onSaveAction_, SIGNAL(triggered()), this, SLOT(onSave()));
  connect(onPrevAction_, SIGNAL(triggered()), this, SLOT(onPrev()));
  connect(onNextAction_, SIGNAL(triggered()), this, SLOT(onNext()));
  connect(onGoAction_, SIGNAL(triggered()), this, SLOT(onGo()));
  connect(onTurnBoardAction_, SIGNAL(toggled(bool)), this, SLOT(onTurnBoard(bool)));
  connect(onHumanVsHumanAction_, SIGNAL(toggled(bool)), this, SLOT(onHumanWithHumanMode(bool)));
  connect(onOpenBookAction_, SIGNAL(toggled(bool)), this, SLOT(onUseOpenBook(bool)));
  connect(onSettingsAction_, SIGNAL(triggered()), this, SLOT(onSettings()));
}

uint32_t serial::baudrate () const
{
	uint32_t r;
	settings(& r, nullptr, nullptr, nullptr);
	return r;
}

// reading, writing of .creatortheme ini file ////////////////////////////////
void Theme::writeSettings(const QString &filename) const
{
    QSettings settings(filename, QSettings::IniFormat);

    const QMetaObject &m = *metaObject();
    {
        settings.setValue(QLatin1String("ThemeName"), d->name);
        settings.setValue(QLatin1String("PreferredStyles"), d->preferredStyles);
    }
    {
        settings.beginGroup(QLatin1String("Palette"));
        for (int i = 0, total = d->colors.size(); i < total; ++i) {
            const QPair<QColor, QString> var = d->colors[i];
            if (var.second.isEmpty())
                continue;
            settings.setValue(var.second, writeColor(var.first));
        }
        settings.endGroup();
    }
    {
        settings.beginGroup(QLatin1String("Colors"));
        const QMetaEnum e = m.enumerator(m.indexOfEnumerator("Color"));
        for (int i = 0, total = e.keyCount(); i < total; ++i) {
            const QString key = QLatin1String(e.key(i));
            const QPair<QColor, QString> var = d->colors[i];
            if (!var.second.isEmpty())
                settings.setValue(key, var.second); // named color
            else
                settings.setValue(key, writeColor(var.first));
        }
        settings.endGroup();
    }
    {
        settings.beginGroup(QLatin1String("ImageFiles"));
        const QMetaEnum e = m.enumerator(m.indexOfEnumerator("ImageFile"));
        for (int i = 0, total = e.keyCount(); i < total; ++i) {
            const QString key = QLatin1String(e.key(i));
            const QString &var = d->imageFiles.at(i);
            if (!var.isEmpty())
                settings.setValue(key, var);
        }
        settings.endGroup();
    }
    {
        settings.beginGroup(QLatin1String("Gradients"));
        const QMetaEnum e = m.enumerator(m.indexOfEnumerator("Gradient"));
        for (int i = 0, total = e.keyCount(); i < total; ++i) {
            const QString key = QLatin1String(e.key(i));
            QGradientStops stops = gradient(static_cast<Theme::Gradient>(i));
            settings.beginWriteArray(key);
            int k = 0;
            foreach (const QGradientStop stop, stops) {
                settings.setArrayIndex(k);
                settings.setValue(QLatin1String("pos"), stop.first);
                settings.setValue(QLatin1String("color"), writeColor(stop.second));
                ++k;
            }
            settings.endArray();
        }
        settings.endGroup();
    }