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Diffstat (limited to 'libmultimc/include/instance.h')
| -rw-r--r-- | libmultimc/include/instance.h | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/libmultimc/include/instance.h b/libmultimc/include/instance.h new file mode 100644 index 00000000..7de61343 --- /dev/null +++ b/libmultimc/include/instance.h @@ -0,0 +1,297 @@ +/* Copyright 2013 MultiMC Contributors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef INSTANCE_H +#define INSTANCE_H + +#include <QObject> +#include <QDateTime> + +#include <settingsobject.h> + +#include "inifile.h" + +#include "libmmc_config.h" + +class InstanceList; + +/*! + * \brief Base class for instances. + * This class implements many functions that are common between instances and + * provides a standard interface for all instances. + * + * To create a new instance type, create a new class inheriting from this class + * and implement the pure virtual functions. + */ +class LIBMULTIMC_EXPORT Instance : public QObject +{ + Q_OBJECT +public: + explicit Instance(const QString &rootDir, QObject *parent = 0); + + // Please, for the sake of my (and everyone else's) sanity, at least keep this shit + // *somewhat* organized. Also, documentation is semi-important here. Please don't + // leave undocumented stuff behind. + + + //////// STUFF //////// + + /*! + * \brief Get the instance's ID. + * This is a unique identifier string that is, by default, set to the + * instance's folder name. It's not always the instance's folder name, + * however, as any class deriving from Instance can override the id() + * method and change how the ID is determined. The instance's ID + * should always remain constant. Undefined behavior results if an + * already loaded instance's ID changes. + * + * \return The instance's ID. + */ + virtual QString id() const; + + /*! + * \brief Gets the path to the instance's root directory. + * \return The path to the instance's root directory. + */ + virtual QString rootDir() const; + + /*! + * \brief Gets the instance list that this instance is a part of. + * Returns NULL if this instance is not in a list + * (the parent is not an InstanceList). + * \return A pointer to the InstanceList containing this instance. + */ + virtual InstanceList *instList() const; + + + //////// INSTANCE INFO //////// + + //// General Info //// + + /*! + * \brief Gets this instance's name. + * This is the name that will be displayed to the user. + * \return The instance's name. + * \sa setName + */ + virtual QString name() { return settings().get("name").toString(); } + + /*! + * \brief Sets the instance's name + * \param val The instance's new name. + */ + virtual void setName(QString val) { settings().set("name", val); } + + /*! + * \brief Gets the instance's icon key. + * \return The instance's icon key. + * \sa setIconKey() + */ + virtual QString iconKey() const { return settings().get("iconKey").toString(); } + + /*! + * \brief Sets the instance's icon key. + * \param val The new icon key. + */ + virtual void setIconKey(QString val) { settings().set("iconKey", val); } + + + /*! + * \brief Gets the instance's notes. + * \return The instances notes. + */ + virtual QString notes() const { return settings().get("notes").toString(); } + + /*! + * \brief Sets the instance's notes. + * \param val The instance's new notes. + */ + virtual void setNotes(QString val) { settings().set("notes", val); } + + + /*! + * \brief Checks if the instance's minecraft.jar needs to be rebuilt. + * If this is true, the instance's mods will be reinstalled to its + * minecraft.jar file. This value is automatically set to true when + * the jar mod list changes. + * \return Whether or not the instance's jar file should be rebuilt. + */ + virtual bool shouldRebuild() const { return settings().get("NeedsRebuild").toBool(); } + + /*! + * \brief Sets whether or not the instance's minecraft.jar needs to be rebuilt. + * \param val Whether the instance's minecraft needs to be rebuilt or not. + */ + virtual void setShouldRebuild(bool val) { settings().set("NeedsRebuild", val); } + + + //// Version Stuff //// + + /*! + * \brief Sets the instance's current version. + * This value represents the instance's current version. If this value + * is different from intendedVersion(), the instance should be updated. + * This value is updated by the updateCurrentVersion() function. + * \return A string representing the instance's current version. + */ + virtual QString currentVersion() { return settings().get("JarVersion").toString(); } + + /*! + * \brief Sets the instance's current version. + * This is used to keep track of the instance's current version. Don't + * mess with this unless you know what you're doing. + * \param val The new value. + */ + virtual void setCurrentVersion(QString val) { settings().set("JarVersion", val); } + + + /*! + * \brief Gets the version of LWJGL that this instance should use. + * If no LWJGL version is specified in the instance's config file, + * defaults to "Mojang" + * \return The instance's LWJGL version. + */ + virtual QString lwjglVersion() { return settings().get("LwjglVersion").toString(); } + + /*! + * \brief Sets the version of LWJGL that this instance should use. + * \param val The LWJGL version to use + */ + virtual void setLWJGLVersion(QString val) { settings().set("LwjglVersion", val); } + + + /*! + * \brief Gets the version that this instance should try to update to. + * If this value differs from currentVersion(), the instance will + * download the intended version when it launches. + * \return The instance's intended version. + */ + virtual QString intendedVersion() { return settings().get("IntendedJarVersion").toString(); } + + /*! + * \brief Sets the version that this instance should try to update to. + * \param val The instance's new intended version. + */ + virtual void setIntendedVersion(QString val) { settings().set("IntendedJarVersion", val); } + + + + //// Timestamps //// + + /*! + * \brief Gets the time that the instance was last launched. + * Measured in milliseconds since epoch. QDateTime::currentMSecsSinceEpoch() + * \return The time that the instance was last launched. + */ + virtual qint64 lastLaunch() { return settings().get("lastLaunchTime").value<qint64>(); } + + /*! + * \brief Sets the time that the instance was last launched. + * \param val The time to set. Defaults to QDateTime::currentMSecsSinceEpoch() + */ + virtual void setLastLaunch(qint64 val = QDateTime::currentMSecsSinceEpoch()) + { settings().set("lastLaunchTime", val); } + + + ////// Directories ////// + //! Gets the path to the instance's minecraft folder. + QString minecraftDir() const; + + /*! + * \brief Gets the path to the instance's instance mods folder. + * This is the folder where the jar mods are kept. + */ + QString instModsDir() const; + + //! Gets the path to the instance's bin folder. + QString binDir() const; + + //! Gets the path to the instance's saves folder. + QString savesDir() const; + + //! Gets the path to the instance's mods folder. (.minecraft/mods) + QString mlModsDir() const; + + //! Gets the path to the instance's coremods folder. + QString coreModsDir() const; + + //! Gets the path to the instance's resources folder. + QString resourceDir() const; + + //! Gets the path to the instance's screenshots folder. + QString screenshotsDir() const; + + //! Gets the path to the instance's texture packs folder. + QString texturePacksDir() const; + + + ////// Files ////// + //! Gets the path to the instance's minecraft.jar + QString mcJar() const; + + //! Gets the path to the instance's mcbackup.jar. + QString mcBackup() const; + + //! Gets the path to the instance's config file. + QString configFile() const; + + //! Gets the path to the instance's modlist file. + QString modListFile() const; + + + //////// OTHER FUNCTIONS //////// + + //// Version System //// + + /*! + * \brief Checks whether or not the currentVersion of the instance needs to be updated. + * If this returns true, updateCurrentVersion is called. In the + * standard instance, this is determined by checking a timestamp + * stored in the instance config file against the last modified time of Minecraft.jar. + * \return True if updateCurrentVersion() should be called. + */ + virtual bool shouldUpdateCurrentVersion() = 0; + + /*! + * \brief Updates the current version. + * This function should first set the current version timestamp + * (setCurrentVersionTimestamp()) to the current time. Next, if + * keepCurrent is false, this function should check what the + * instance's current version is and call setCurrentVersion() to + * update it. This function will automatically be called when the + * instance is loaded if shouldUpdateCurrentVersion returns true. + * \param keepCurrent If true, only the version timestamp will be updated. + */ + virtual void updateCurrentVersion(bool keepCurrent = false) = 0; + + + //// Settings System //// + + /*! + * \brief Gets this instance's settings object. + * This settings object stores instance-specific settings. + * \return A pointer to this instance's settings object. + */ + virtual SettingsObject &settings() const; + +private: + QString m_rootDir; + SettingsObject *m_settings; +}; + +// pointer for lazy people +typedef QSharedPointer<Instance> InstancePtr; + +#endif // INSTANCE_H |