DeviceConfig.hh

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#ifndef DEVICECONFIG_HH
#define DEVICECONFIG_HH
 
#include <cassert>
#include <string_view>
 
namespace openmsx {
 
class XMLElement;
class XMLDocument;
class HardwareConfig;
class FileContext;
class MSXMotherBoard;
class MSXCliComm;
class CommandController;
class Scheduler;
class Reactor;
class GlobalSettings;
 
class DeviceConfig
{
public:
        DeviceConfig() = default;
        DeviceConfig(const HardwareConfig& hwConf_, const XMLElement& devConf_)
                : hwConf(&hwConf_), devConf(&devConf_)
        {
        }
        DeviceConfig(const HardwareConfig& hwConf_, const XMLElement& devConf_,
                     const XMLElement* primary_, const XMLElement* secondary_)
                : hwConf(&hwConf_), devConf(&devConf_)
                , primary(primary_), secondary(secondary_)
        {
        }
        DeviceConfig(const DeviceConfig& other, const XMLElement& devConf_)
                : hwConf(other.hwConf), devConf(&devConf_)
        {
        }
        DeviceConfig(const DeviceConfig& other, const XMLElement* devConf_)
                : hwConf(other.hwConf), devConf(devConf_)
        {
        }
 
        [[nodiscard]] const HardwareConfig& getHardwareConfig() const
        {
                assert(hwConf);
                return *hwConf;
        }
        [[nodiscard]] const XMLElement* getXML() const
        {
                return devConf;
        }
        [[nodiscard]] XMLElement* getPrimary() const
        {
                return const_cast<XMLElement*>(primary);
        }
        [[nodiscard]] XMLElement* getSecondary() const
        {
                return const_cast<XMLElement*>(secondary);
        }
 
        // convenience methods:
        //  methods below simply delegate to HardwareConfig or XMLElement
        [[nodiscard]] const FileContext& getFileContext() const;
        [[nodiscard]] MSXMotherBoard& getMotherBoard() const;
        [[nodiscard]] MSXCliComm& getCliComm() const;
        [[nodiscard]] CommandController& getCommandController() const;
        [[nodiscard]] Scheduler& getScheduler() const;
        [[nodiscard]] Reactor& getReactor() const;
        [[nodiscard]] GlobalSettings& getGlobalSettings() const;
        [[nodiscard]] XMLDocument& getXMLDocument();
 
        [[nodiscard]] const XMLElement& getChild(std::string_view name) const;
        [[nodiscard]] std::string_view getChildData(std::string_view name) const;
        [[nodiscard]] std::string_view getChildData(std::string_view name,
                                                    std::string_view defaultValue) const;
        [[nodiscard]] int getChildDataAsInt(std::string_view name, int defaultValue) const;
        [[nodiscard]] bool getChildDataAsBool(std::string_view name,
                                              bool defaultValue = false) const;
        [[nodiscard]] const XMLElement* findChild(std::string_view name) const;
        [[nodiscard]] std::string_view getAttributeValue(std::string_view attName) const;
        [[nodiscard]] int getAttributeValueAsInt(std::string_view attName, int defaultValue) const;
 
private:
        const HardwareConfig* hwConf = nullptr;
        const XMLElement* devConf = nullptr;
        const XMLElement* primary = nullptr;
        const XMLElement* secondary = nullptr;
};
 
} // namespace openmsx
 
#endif