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//
// 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
//
#pragma once
class LegacyInstance;
class BaseInstance;
#include <QList>
#include <QString>
#include <QDir>
#include <QAbstractListModel>
#include "Mod.h"
class QFileSystemWatcher;
/**
* A legacy mod list.
* Backed by a folder.
*/
class ModList : public QAbstractListModel
{
Q_OBJECT
public:
ModList(const QString& dir, const QString& list_file = QString());
virtual QVariant data ( const QModelIndex& index, int role = Qt::DisplayRole ) const;
virtual int rowCount ( const QModelIndex& parent = QModelIndex() ) const
{
return size();
};
virtual QVariant headerData ( int section, Qt::Orientation orientation, int role = Qt::DisplayRole ) const;
virtual int columnCount ( const QModelIndex& parent ) const;
size_t size() const { return mods.size(); };
bool empty() const { return size() == 0; }
Mod& operator[](size_t index) { return mods[index]; };
/// Reloads the mod list and returns true if the list changed.
virtual bool update();
/**
* Adds the given mod to the list at the given index - if the list supports custom ordering
*/
virtual bool installMod(const QFileInfo& filename, int index = 0);
/// Deletes the mod at the given index.
virtual bool deleteMod(int index);
/// Deletes all the selected mods
virtual bool deleteMods( int first, int last );
/**
* move the mod at index to the position N
* 0 is the beginning of the list, length() is the end of the list.
*/
virtual bool moveModTo(int from, int to);
/**
* move the mod at index one position upwards
*/
virtual bool moveModUp(int from);
virtual bool moveModsUp( int first, int last );
/**
* move the mod at index one position downwards
*/
virtual bool moveModDown(int from);
virtual bool moveModsDown( int first, int last );
/// flags, mostly to support drag&drop
virtual Qt::ItemFlags flags(const QModelIndex& index) const;
/// get data for drag action
virtual QMimeData* mimeData(const QModelIndexList& indexes) const;
/// get the supported mime types
virtual QStringList mimeTypes() const;
/// process data from drop action
virtual bool dropMimeData(const QMimeData* data, Qt::DropAction action, int row, int column, const QModelIndex& parent);
/// what drag actions do we support?
virtual Qt::DropActions supportedDragActions() const;
/// what drop actions do we support?
virtual Qt::DropActions supportedDropActions() const;
void startWatching();
void stopWatching();
virtual bool isValid();
QDir dir()
{
return m_dir;
}
private:
QStringList readListFile();
bool saveListFile();
private slots:
void directoryChanged(QString path);
signals:
void changed();
protected:
QFileSystemWatcher * m_watcher;
bool is_watching;
QDir m_dir;
QString m_list_file;
QString m_list_id;
QList<Mod> mods;
};
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