summaryrefslogtreecommitdiffstats
path: root/data/inst/instance.h
diff options
context:
space:
mode:
Diffstat (limited to 'data/inst/instance.h')
-rw-r--r--data/inst/instance.h320
1 files changed, 320 insertions, 0 deletions
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