MultiMC5/api/logic/FolderInstanceProvider.h
2017-09-26 13:38:34 +02:00

67 lines
2.2 KiB
C++

#pragma once
#include "BaseInstanceProvider.h"
#include <QMap>
class QFileSystemWatcher;
class MULTIMC_LOGIC_EXPORT FolderInstanceProvider : public BaseInstanceProvider
{
Q_OBJECT
public:
FolderInstanceProvider(SettingsObjectPtr settings, const QString & instDir);
public:
/// used by InstanceList to @return a list of plausible IDs to probe for
QList<InstanceId> discoverInstances() override;
/// used by InstanceList to (re)load an instance with the given @id.
InstancePtr loadInstance(const InstanceId& id) override;
// create instance in this provider
Task * creationTask(BaseVersionPtr version, const QString &instName, const QString &instGroup, const QString &instIcon);
// copy instance to this provider
Task * copyTask(const InstancePtr &oldInstance, const QString& instName, const QString& instGroup, const QString& instIcon, bool copySaves);
// import zipped instance into this provider
Task * zipImportTask(const QUrl sourceUrl, const QString &instName, const QString &instGroup, const QString &instIcon);
// migrate an instance to the current format
Task * legacyUpgradeTask(const InstancePtr& oldInstance);
/**
* Create a new empty staging area for instance creation and @return a path/key top commit it later.
* Used by instance manipulation tasks.
*/
QString getStagedInstancePath() override;
/**
* Commit the staging area given by @keyPath to the provider - used when creation succeeds.
* Used by instance manipulation tasks.
*/
bool commitStagedInstance(const QString & keyPath, const QString& instanceName, const QString & groupName) override;
/**
* Destroy a previously created staging area given by @keyPath - used when creation fails.
* Used by instance manipulation tasks.
*/
bool destroyStagingPath(const QString & keyPath) override;
public slots:
void on_InstFolderChanged(const Setting &setting, QVariant value);
private slots:
void instanceDirContentsChanged(const QString &path);
void groupChanged();
private: /* methods */
void loadGroupList() override;
void saveGroupList() override;
private: /* data */
QString m_instDir;
QFileSystemWatcher * m_watcher;
QMap<QString, QString> groupMap;
bool m_groupsLoaded = false;
};