OXYGENHUB
◆ main openmsx / src / Connector.cc
2.2 KiB · C++ · last changed chore(): initial commit 1 month ago source blame history raw
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#include "Connector.hh"
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#include "CliComm.hh"
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#include "PlugException.hh"
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#include "Pluggable.hh"
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#include "PluggingController.hh"
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#include "serialize.hh"
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namespace openmsx {
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Connector::Connector(PluggingController& pluggingController_,
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                     std::string name_, std::unique_ptr<Pluggable> dummy_)
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	: pluggingController(pluggingController_)
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	, name(std::move(name_))
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	, dummy(std::move(dummy_))
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	, plugged(dummy.get())
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{
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	pluggingController.registerConnector(*this);
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}
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Connector::~Connector()
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{
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	pluggingController.unregisterConnector(*this);
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}
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void Connector::plug(Pluggable& device, EmuTime time)
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{
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	device.plug(*this, time);
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	plugged = &device; // not executed if plug fails
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}
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void Connector::unplug(EmuTime time)
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{
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	plugged->unplug(time);
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	plugged = dummy.get();
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}
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template<typename Archive>
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void Connector::serialize(Archive& ar, unsigned /*version*/)
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{
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	std::string plugName;
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	if constexpr (!Archive::IS_LOADER) {
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		if (plugged != dummy.get()) {
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			plugName = plugged->getName();
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		}
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	}
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	ar.serialize("plugName", plugName);
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	if constexpr (!Archive::IS_LOADER) {
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		if (!plugName.empty()) {
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			ar.beginSection();
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			ar.serializePolymorphic("pluggable", *plugged);
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			ar.endSection();
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		}
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	} else {
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		if (plugName.empty()) {
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			// was not plugged in
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			plugged = dummy.get();
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		} else if (Pluggable* pluggable =
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			       pluggingController.findPluggable(plugName)) {
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			plugged = pluggable;
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			// set connector before loading the pluggable so that
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			// the pluggable can test whether it was connected
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			pluggable->setConnector(this);
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			ar.skipSection(false);
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			try {
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				ar.serializePolymorphic("pluggable", *plugged);
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			} catch (PlugException& e) {
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				pluggingController.getCliComm().printWarning(
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					"Pluggable \"", plugName, "\" failed to replug: ",
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					e.getMessage());
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				pluggable->setConnector(nullptr);
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				plugged = dummy.get();
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			}
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		} else {
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			// was plugged, but we don't have that pluggable anymore
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			pluggingController.getCliComm().printWarning(
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				"Pluggable \"", plugName, "\" was plugged in, "
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				"but is not available anymore on this system, "
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				"so it will be ignored.");
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			ar.skipSection(true);
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			plugged = dummy.get();
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		}
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	}
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}
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INSTANTIATE_SERIALIZE_METHODS(Connector);
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} // namespace openmsx