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65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
/* Copyright 2013 MultiMC Contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef INSTVERSIONLIST_H
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#define INSTVERSIONLIST_H
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#include <QObject>
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#include "libmmc_config.h"
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class InstVersion;
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class Task;
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/*!
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* \brief Class that each instance type's version list derives from.
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* Version lists are the lists that keep track of the available game versions
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* for that instance. This list will not be loaded on startup. It will be loaded
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* when the list's load function is called. Before using the version list, you
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* should check to see if it has been loaded yet and if not, load the list.
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*/
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class LIBMULTIMC_EXPORT InstVersionList : public QObject
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{
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Q_OBJECT
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public:
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explicit InstVersionList(QObject *parent = 0);
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/*!
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* \brief Gets a task that will reload the version list.
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* Simply execute the task to load the list.
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* \return A pointer to a task that reloads the version list.
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*/
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virtual Task *getLoadTask() = 0;
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//! Checks whether or not the list is loaded. If this returns false, the list should be loaded.
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virtual bool isLoaded() = 0;
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//! Gets the version at the given index.
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virtual const InstVersion *at(int i) const = 0;
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//! Returns the number of versions in the list.
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virtual int count() const = 0;
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/*!
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* \brief Finds a version by its descriptor.
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* \param The descriptor of the version to find.
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* \return A const pointer to the version with the given descriptor. NULL if
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* one doesn't exist.
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*/
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virtual const InstVersion *findVersion(const QString &descriptor);
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};
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#endif // INSTVERSIONLIST_H
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