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-rw-r--r--data/appsettings.h7
-rw-r--r--data/inst/instance.cpp (renamed from data/stdinstance.cpp)7
-rw-r--r--data/inst/instance.h320
-rw-r--r--data/inst/instancelist.cpp (renamed from data/stdinstance.h)15
-rw-r--r--data/inst/instancelist.h39
-rw-r--r--data/instancebase.cpp109
-rw-r--r--data/instancebase.h58
-rw-r--r--data/instancemodel.h6
-rw-r--r--data/siglist_impl.h (renamed from data/siglist_imp.h)0
-rw-r--r--data/version/instversion.cpp32
-rw-r--r--data/version/instversion.h51
-rw-r--r--data/version/instversionlist.cpp21
-rw-r--r--data/version/instversionlist.h43
13 files changed, 519 insertions, 189 deletions
diff --git a/data/appsettings.h b/data/appsettings.h
index a9068bfd..8a786db0 100644
--- a/data/appsettings.h
+++ b/data/appsettings.h
@@ -39,8 +39,6 @@
#define DEFINE_SETTING(name, valType, defVal) \
DEFINE_SETTING_ADVANCED(name, STR_VAL(name), valType, defVal)
-#define DEFINE_OVERRIDE_SETTING(overrideName) \
-
class SettingsBase : public QObject
{
@@ -91,7 +89,6 @@ public:
DEFINE_SETTING(PreLaunchCommand, QString, "")
DEFINE_SETTING(PostExitCommand, QString, "")
-protected:
virtual QVariant getValue(const QString& name, QVariant defVal = QVariant()) const = 0;
virtual void setValue(const QString& name, QVariant val) = 0;
};
@@ -104,10 +101,10 @@ public:
QSettings& getConfig() { return config; }
-protected:
virtual QVariant getValue(const QString &name, QVariant defVal = QVariant()) const;
virtual void setValue(const QString& name, QVariant val);
-
+
+protected:
QSettings config;
};
diff --git a/data/stdinstance.cpp b/data/inst/instance.cpp
index 4618f5ca..5cde2233 100644
--- a/data/stdinstance.cpp
+++ b/data/inst/instance.cpp
@@ -13,10 +13,9 @@
* limitations under the License.
*/
-#include "stdinstance.h"
+#include "instance.h"
-StdInstance::StdInstance(QString rootDir, QObject* parent) :
- InstanceBase(rootDir, parent)
+Instance::Instance(QObject *parent) :
+ SettingsBase(parent)
{
-
}
diff --git a/data/inst/instance.h b/data/inst/instance.h
new file mode 100644
index 00000000..6b1991b6
--- /dev/null
+++ b/data/inst/instance.h
@@ -0,0 +1,320 @@
+/* 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 "data/appsettings.h"
+#include "data/inifile.h"
+
+#define DEFINE_OVERRIDDEN_SETTING_ADVANCED(funcName, cfgEntryName, typeName) \
+ typeName get ## funcName() const { return getField(cfgEntryName, settings->get ## funcName()).value<typeName>(); }
+
+#define DEFINE_OVERRIDDEN_SETTING(funcName, typeName) \
+ DEFINE_OVERRIDDEN_SETTING_ADVANCED(funcName, STR_VAL(funcName), typeName)
+
+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 Instance : public SettingsBase
+{
+ Q_OBJECT
+public:
+ explicit Instance(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();
+
+ /*!
+ * \brief Gets the path to the instance's root directory.
+ * \return The path to the instance's root directory.
+ */
+ virtual QString rootDir();
+
+ /*!
+ * \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();
+
+
+ /*!
+ * \brief Gets this instance's group.
+ * This function is used by the instance grouping system and should
+ * not be touched by classes deriving from Instance.
+ * \return The instance's group name.
+ * \sa setGroup()
+ */
+ QString group() const { return m_group; }
+
+ /*!
+ * \brief Sets the instance's group.
+ * \param group The instance's new group name.
+ * \sa group()
+ */
+ void setGroup(const QString &group) { m_group = group; emit groupChanged(this, group); }
+
+
+ //////// FIELDS AND SETTINGS ////////
+ // Fields are options stored in the instance's config file that are specific
+ // to instances (not a part of SettingsBase). Settings are things overridden
+ // from SettingsBase.
+
+
+ ////// Fields //////
+
+ //// 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 getField("name", "Unnamed Instance").value<QString>(); }
+
+ /*!
+ * \brief Sets the instance's name
+ * \param val The instance's new name.
+ */
+ virtual void setName(QString val) { setField("name", val); }
+
+ /*!
+ * \brief Gets the instance's icon key.
+ * \return The instance's icon key.
+ * \sa setIconKey()
+ */
+ virtual QString iconKey() const { return getField("iconKey", "default").value<QString>(); }
+
+ /*!
+ * \brief Sets the instance's icon key.
+ * \param val The new icon key.
+ */
+ virtual void setIconKey(QString val) { setField("iconKey", val); }
+
+
+ /*!
+ * \brief Gets the instance's notes.
+ * \return The instances notes.
+ */
+ virtual QString notes() const { return getField("notes", "").value<QString>(); }
+
+ /*!
+ * \brief Sets the instance's notes.
+ * \param val The instance's new notes.
+ */
+ virtual void setNotes(QString val) { setField("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 getField("NeedsRebuild", false).value<bool>(); }
+
+ /*!
+ * \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) { setField("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 getField("JarVersion", "Unknown").value<QString>(); }
+
+ /*!
+ * \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) { setField("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 getField("LwjglVersion", "Mojang").value<QString>(); }
+
+ /*!
+ * \brief Sets the version of LWJGL that this instance should use.
+ * \param val The LWJGL version to use
+ */
+ virtual void setLWJGLVersion(QString val) { setField("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 getField("IntendedJarVersion", currentVersion()).value<QString>(); }
+
+ /*!
+ * \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) { setField("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 getField("lastLaunchTime", 0).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())
+ { setField("lastLaunchTime", val); }
+
+
+ ////// Settings //////
+
+ //// Java Settings ////
+ DEFINE_OVERRIDDEN_SETTING_ADVANCED(JavaPath, JPATHKEY, QString)
+ DEFINE_OVERRIDDEN_SETTING(JvmArgs, QString)
+
+ //// Custom Commands ////
+ DEFINE_OVERRIDDEN_SETTING(PreLaunchCommand, QString)
+ DEFINE_OVERRIDDEN_SETTING(PostExitCommand, QString)
+
+ //// Memory ////
+ DEFINE_OVERRIDDEN_SETTING(MinMemAlloc, int)
+ DEFINE_OVERRIDDEN_SETTING(MaxMemAlloc, int)
+
+ //// Auto login ////
+ DEFINE_OVERRIDDEN_SETTING(AutoLogin, bool)
+
+ // This little guy here is to keep Qt Creator from being a dumbass and
+ // auto-indenting the lines below the macros. Seriously, it's really annoying.
+ ;
+
+
+ //////// 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;
+
+signals:
+ /*!
+ * \brief Signal emitted when the instance's group changes.
+ * \param inst Pointer to the instance whose group changed.
+ * \param newGroup The instance's new group.
+ */
+ void groupChanged(Instance *inst, QString newGroup);
+
+protected:
+ /*!
+ * \brief Gets the value of the given field in the instance's config file.
+ * If the value isn't in the config file, defVal is returned instead.
+ * \param name The name of the field in the config file.
+ * \param defVal The default value.
+ * \return The value of the given field or defVal if the field doesn't exist.
+ * \sa setField()
+ */
+ virtual QVariant getField(const QString &name, QVariant defVal = QVariant()) const;
+
+ /*!
+ * \brief Sets the value of the given field in the config file.
+ * \param name The name of the field in the config file.
+ * \param val The value to set the field to.
+ * \sa getField()
+ */
+ virtual void setField(const QString &name, QVariant val);
+
+ // Overrides for SettingBase stuff.
+ virtual QVariant getValue(const QString &name, QVariant defVal = QVariant()) const
+ { return settings->getValue(name, defVal); }
+ virtual void setValue(const QString &name, QVariant val)
+ { setField(name, val); }
+
+ INIFile config;
+
+private:
+ QString m_group;
+};
+
+#endif // INSTANCE_H
diff --git a/data/stdinstance.h b/data/inst/instancelist.cpp
index 79b87601..62367ed6 100644
--- a/data/stdinstance.h
+++ b/data/inst/instancelist.cpp
@@ -13,16 +13,11 @@
* limitations under the License.
*/
-#ifndef STDINSTANCE_H
-#define STDINSTANCE_H
+#include "instancelist.h"
-#include "instancebase.h"
+#include "data/siglist_impl.h"
-// Standard client instance.
-class StdInstance : public InstanceBase
+InstanceList::InstanceList(QObject *parent) :
+ QObject(parent)
{
-public:
- explicit StdInstance(QString rootDir, QObject *parent = 0);
-};
-
-#endif // STDINSTANCE_H
+}
diff --git a/data/inst/instancelist.h b/data/inst/instancelist.h
new file mode 100644
index 00000000..72dec5f0
--- /dev/null
+++ b/data/inst/instancelist.h
@@ -0,0 +1,39 @@
+/* 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 INSTANCELIST_H
+#define INSTANCELIST_H
+
+#include <QObject>
+
+#include <QSharedPointer>
+
+#include "data/siglist.h"
+
+class Instance;
+
+class InstanceList : public QObject, SigList<QSharedPointer<Instance>>
+{
+ Q_OBJECT
+public:
+ explicit InstanceList(QObject *parent = 0);
+
+signals:
+
+public slots:
+
+};
+
+#endif // INSTANCELIST_H
diff --git a/data/instancebase.cpp b/data/instancebase.cpp
deleted file mode 100644
index a5ef35a2..00000000
--- a/data/instancebase.cpp
+++ /dev/null
@@ -1,109 +0,0 @@
-/* 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.
- */
-
-#include "instancebase.h"
-
-#include <QFileInfo>
-#include <QDir>
-
-#include "../util/pathutils.h"
-
-InstanceBase::InstanceBase(QString dir, QObject *parent) :
- QObject(parent),
- rootDir(dir)
-{
- QFileInfo cfgFile(PathCombine(rootDir, "instance.cfg"));
-
- if (cfgFile.exists())
- {
- if(!config.loadFile(cfgFile.absoluteFilePath()))
- {
- QString debugmsg("Can't load instance config file for instance ");
- debugmsg+= getInstID();
- qDebug(debugmsg.toLocal8Bit());
- }
- }
- else
- {
- QString debugmsg("Can't find instance config file for instance ");
- debugmsg+= getInstID();
- debugmsg += " : ";
- debugmsg +=
- debugmsg+=" ... is this an instance even?";
- qDebug(debugmsg.toLocal8Bit());
- }
- currentGroup = nullptr;
-}
-
-QString InstanceBase::getRootDir() const
-{
- return rootDir;
-}
-
-
-///////////// Config Values /////////////
-
-// Name
-QString InstanceBase::getInstName() const
-{
- return config.get("name", "Unnamed").toString();
-}
-
-void InstanceBase::setInstName(QString name)
-{
- config.set("name", name);
-}
-
-QString InstanceBase::getInstID() const
-{
- return QDir(rootDir).dirName();
-}
-
-InstanceModelItem* InstanceBase::getParent() const
-{
- return currentGroup;
-}
-
-QVariant InstanceBase::data ( int role ) const
-{
- switch(role)
- {
- case Qt::DisplayRole:
- return getInstName();
- default:
- return QVariant();
- }
-}
-int InstanceBase::getRow() const
-{
- return currentGroup->getIndexOf((InstanceBase*)this);
-}
-
-InstanceModelItem* InstanceBase::getChild ( int index ) const
-{
- return nullptr;
-}
-InstanceModel* InstanceBase::getModel() const
-{
- return currentGroup->getModel();
-}
-IMI_type InstanceBase::getModelItemType() const
-{
- return IMI_Instance;
-}
-int InstanceBase::numChildren() const
-{
- return 0;
-}
diff --git a/data/instancebase.h b/data/instancebase.h
deleted file mode 100644
index fa043c5f..00000000
--- a/data/instancebase.h
+++ /dev/null
@@ -1,58 +0,0 @@
-/* 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 INSTANCEBASE_H
-#define INSTANCEBASE_H
-
-#include <QObject>
-#include <QString>
-
-#include "../data/inifile.h"
-#include "instancemodel.h"
-
-class InstanceBase : public QObject, public InstanceModelItem
-{
- friend class InstanceGroup;
- Q_OBJECT
-public:
- explicit InstanceBase(QString rootDir, QObject *parent = 0);
-
- QString getRootDir() const;
-
- QString getInstName() const;
- void setInstName(QString name);
-
- QString getInstID() const;
-
- virtual IMI_type getModelItemType() const;
- virtual InstanceModelItem* getParent() const;
- virtual int numChildren() const;
- virtual InstanceModelItem* getChild ( int index ) const;
- virtual InstanceModel* getModel() const;
- virtual QVariant data ( int column ) const;
- virtual int getRow() const;
-
-private:
- void setGroup ( InstanceGroup* group )
- {
- currentGroup = group;
- };
-
- QString rootDir;
- INIFile config;
- InstanceGroup * currentGroup;
-};
-
-#endif // INSTANCEBASE_H
diff --git a/data/instancemodel.h b/data/instancemodel.h
index 4bd34831..9678fef0 100644
--- a/data/instancemodel.h
+++ b/data/instancemodel.h
@@ -13,8 +13,8 @@
* limitations under the License.
*/
-#ifndef INSTANCELIST_H
-#define INSTANCELIST_H
+#ifndef INSTANCEMODEL_H
+#define INSTANCEMODEL_H
#include <QList>
#include <QMap>
@@ -134,4 +134,4 @@ private:
InstanceGroup * implicitGroup;
};
-#endif // INSTANCELIST_H
+#endif // INSTANCEMODEL_H
diff --git a/data/siglist_imp.h b/data/siglist_impl.h
index 16ddd9b0..16ddd9b0 100644
--- a/data/siglist_imp.h
+++ b/data/siglist_impl.h
diff --git a/data/version/instversion.cpp b/data/version/instversion.cpp
new file mode 100644
index 00000000..1493153a
--- /dev/null
+++ b/data/version/instversion.cpp
@@ -0,0 +1,32 @@
+/* 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.
+ */
+
+#include "instversion.h"
+#include "instversionlist.h"
+
+InstVersion::InstVersion(InstVersionList *parent) :
+ QObject(parent)
+{
+
+}
+
+InstVersionList *InstVersion::versionList() const
+{
+ // Parent should *always* be an InstVersionList
+ if (!parent() || !parent()->inherits("InstVersionList"))
+ return NULL;
+ else
+ return (InstVersionList *)parent();
+}
diff --git a/data/version/instversion.h b/data/version/instversion.h
new file mode 100644
index 00000000..361563fd
--- /dev/null
+++ b/data/version/instversion.h
@@ -0,0 +1,51 @@
+/* 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 INSTVERSION_H
+#define INSTVERSION_H
+
+#include <QObject>
+
+class InstVersionList;
+
+class InstVersion : public QObject
+{
+ Q_OBJECT
+public:
+ // Constructs a new InstVersion with the given parent. The parent *must*
+ // be the InstVersionList that contains this InstVersion. The InstVersion
+ // should be added to the list immediately after being created as any calls
+ // to id() will likely fail unless the InstVersion is in a list.
+ explicit InstVersion(InstVersionList *parent = 0);
+
+ // Returns this InstVersion's ID. This is usually just the InstVersion's index
+ // within its InstVersionList, but not always.
+ // If this InstVersion is not in an InstVersionList, returns -1.
+ virtual int id() const = 0;
+
+ // Returns this InstVersion's name. This is displayed to the user in the GUI
+ // and is usually just the version number ("1.4.7"), for example.
+ virtual QString name() const = 0;
+
+ // Returns this InstVersion's name. This is usually displayed to the user
+ // in the GUI and specifies what kind of version this is. For example: it
+ // could be "Snapshot", "Latest Version", "MCNostalgia", etc.
+ virtual QString type() const = 0;
+
+ // Returns the version list that this InstVersion is a part of.
+ virtual InstVersionList *versionList() const;
+};
+
+#endif // INSTVERSION_H
diff --git a/data/version/instversionlist.cpp b/data/version/instversionlist.cpp
new file mode 100644
index 00000000..ab57f94c
--- /dev/null
+++ b/data/version/instversionlist.cpp
@@ -0,0 +1,21 @@
+/* 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.
+ */
+
+#include "instversionlist.h"
+
+InstVersionList::InstVersionList() :
+ QObject(NULL)
+{
+}
diff --git a/data/version/instversionlist.h b/data/version/instversionlist.h
new file mode 100644
index 00000000..f79bc1b0
--- /dev/null
+++ b/data/version/instversionlist.h
@@ -0,0 +1,43 @@
+/* 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 INSTVERSIONLIST_H
+#define INSTVERSIONLIST_H
+
+#include <QObject>
+
+class InstVersion;
+
+// Class that each instance type's version list derives from. Version lists are
+// the lists that keep track of the available game versions for that instance.
+// This list will not be loaded on startup. It will be loaded when the list's
+// load function is called.
+class InstVersionList : public QObject
+{
+ Q_OBJECT
+public:
+ explicit InstVersionList();
+
+ // Reloads the version list.
+ virtual void loadVersionList() = 0;
+
+ // Gets the version at the given index.
+ virtual const InstVersion *at(int i) const = 0;
+
+ // Returns the number of versions in the list.
+ virtual int count() const = 0;
+};
+
+#endif // INSTVERSIONLIST_H