MultiMC5/api/gui/icons/IconList.h

87 lines
2.7 KiB
C++

/* Copyright 2013-2017 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 <QMutex>
#include <QAbstractListModel>
#include <QFile>
#include <QDir>
#include <QtGui/QIcon>
#include <memory>
#include "MMCIcon.h"
#include "settings/Setting.h"
#include "Env.h" // there is a global icon list inside Env.
#include <icons/IIconList.h>
#include "multimc_gui_export.h"
class QFileSystemWatcher;
class MULTIMC_GUI_EXPORT IconList : public QAbstractListModel, public IIconList
{
Q_OBJECT
public:
explicit IconList(const QStringList &builtinPaths, QString path, QObject *parent = 0);
virtual ~IconList() {};
QIcon getIcon(const QString &key) const;
int getIconIndex(const QString &key) const;
virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
virtual int rowCount(const QModelIndex &parent = QModelIndex()) const override;
bool addThemeIcon(const QString &key);
bool addIcon(const QString &key, const QString &name, const QString &path, const IconType type) override;
void saveIcon(const QString &key, const QString &path, const char * format) const override;
bool deleteIcon(const QString &key) override;
bool iconFileExists(const QString &key) const override;
virtual QStringList mimeTypes() const override;
virtual Qt::DropActions supportedDropActions() const override;
virtual bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) override;
virtual Qt::ItemFlags flags(const QModelIndex &index) const override;
void installIcons(const QStringList &iconFiles) override;
const MMCIcon * icon(const QString &key) const;
void startWatching();
void stopWatching();
signals:
void iconUpdated(QString key);
private:
// hide copy constructor
IconList(const IconList &) = delete;
// hide assign op
IconList &operator=(const IconList &) = delete;
void reindex();
public slots:
void directoryChanged(const QString &path);
protected slots:
void fileChanged(const QString &path);
void SettingChanged(const Setting & setting, QVariant value);
private:
std::shared_ptr<QFileSystemWatcher> m_watcher;
bool is_watching;
QMap<QString, int> name_index;
QVector<MMCIcon> icons;
QDir m_dir;
};