pollymc/logic/lists/InstanceList.h
2013-11-04 02:53:05 +01:00

125 lines
2.8 KiB
C++

/* 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.
*/
#pragma once
#include <QObject>
#include <QSharedPointer>
#include <QAbstractListModel>
#include "categorizedsortfilterproxymodel.h"
#include <QIcon>
#include "logic/BaseInstance.h"
class BaseInstance;
class InstanceList : public QAbstractListModel
{
Q_OBJECT
private:
void loadGroupList(QMap<QString, QString> &groupList);
void saveGroupList();
public:
explicit InstanceList(const QString &instDir, QObject *parent = 0);
virtual ~InstanceList();
public:
QModelIndex index(int row, int column = 0, const QModelIndex &parent = QModelIndex()) const;
int rowCount(const QModelIndex &parent = QModelIndex()) const;
QVariant data(const QModelIndex &index, int role) const;
Qt::ItemFlags flags(const QModelIndex &index) const;
enum AdditionalRoles
{
InstancePointerRole = 0x34B1CB48 ///< Return pointer to real instance
};
/*!
* \brief Error codes returned by functions in the InstanceList class.
* NoError Indicates that no error occurred.
* UnknownError indicates that an unspecified error occurred.
*/
enum InstListError
{
NoError = 0,
UnknownError
};
QString instDir() const
{
return m_instDir;
}
/*!
* \brief Loads the instance list. Triggers notifications.
*/
InstListError loadList();
/*!
* \brief Get the instance at index
*/
InstancePtr at(int i) const
{
return m_instances.at(i);
}
;
/*!
* \brief Get the count of loaded instances
*/
int count() const
{
return m_instances.count();
}
;
/// Clear all instances. Triggers notifications.
void clear();
/// Add an instance. Triggers notifications, returns the new index
int add(InstancePtr t);
/// Get an instance by ID
InstancePtr getInstanceById(QString id);
signals:
void dataIsInvalid();
public
slots:
void on_InstFolderChanged(const Setting &setting, QVariant value);
private
slots:
void propertiesChanged(BaseInstance *inst);
void instanceNuked(BaseInstance *inst);
void groupChanged();
private:
int getInstIndex(BaseInstance *inst);
protected:
QString m_instDir;
QList<InstancePtr> m_instances;
};
class InstanceProxyModel : public KCategorizedSortFilterProxyModel
{
public:
explicit InstanceProxyModel(QObject *parent = 0);
protected:
virtual bool subSortLessThan(const QModelIndex &left, const QModelIndex &right) const;
};