171 lines
3.4 KiB
C++
171 lines
3.4 KiB
C++
/*
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* Olive Community Edition - Non-Linear Video Editor
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* Copyright (C) 2025 Olive CE Team
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef DISKMANAGER_H
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#define DISKMANAGER_H
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#include <QMap>
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#include <QMutex>
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#include <QObject>
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#include <QTimer>
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#include "common/define.h"
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#include "node/project.h"
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namespace olive
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{
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class DiskCacheFolder : public QObject {
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Q_OBJECT
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public:
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DiskCacheFolder(const QString &path, QObject *parent = nullptr);
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virtual ~DiskCacheFolder() override;
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bool ClearCache();
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void Accessed(const QString &filename);
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void CreatedFile(const QString &filename);
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const QString &GetPath() const
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{
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return path_;
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}
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void SetPath(const QString &path);
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qint64 GetLimit() const
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{
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return limit_;
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}
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bool GetClearOnClose() const
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{
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return clear_on_close_;
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}
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void SetLimit(qint64 l)
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{
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limit_ = l;
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}
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void SetClearOnClose(bool e)
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{
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clear_on_close_ = e;
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}
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bool DeleteSpecificFile(const QString &f);
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signals:
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void DeletedFrame(const QString &path, const QString &filename);
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private:
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struct HashTime {
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qint64 file_size;
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qint64 access_time;
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};
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bool DeleteFileInternal(QMap<QString, HashTime>::iterator hash_to_delete);
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bool DeleteLeastRecent();
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void CloseCacheFolder();
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QString path_;
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QString index_path_;
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QMap<QString, HashTime> disk_data_;
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qint64 consumption_;
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qint64 limit_;
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bool clear_on_close_;
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QTimer save_timer_;
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private slots:
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void SaveDiskCacheIndex();
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};
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class DiskManager : public QObject {
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Q_OBJECT
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public:
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static void CreateInstance();
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static void DestroyInstance();
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static DiskManager *instance();
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bool ClearDiskCache(const QString &cache_folder);
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DiskCacheFolder *GetDefaultCacheFolder() const
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{
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// The first folder will always be the default
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return open_folders_.first();
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}
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const QString &GetDefaultCachePath() const
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{
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return GetDefaultCacheFolder()->GetPath();
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}
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DiskCacheFolder *GetOpenFolder(const QString &path);
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const QVector<DiskCacheFolder *> &GetOpenFolders() const
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{
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return open_folders_;
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}
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static bool ShowDiskCacheChangeConfirmationDialog(QWidget *parent);
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static QString GetDefaultDiskCacheConfigFile();
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static QString GetDefaultDiskCachePath();
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void ShowDiskCacheSettingsDialog(DiskCacheFolder *folder, QWidget *parent);
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void ShowDiskCacheSettingsDialog(const QString &path, QWidget *parent);
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public slots:
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void Accessed(const QString &cache_folder, const QString &filename);
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void CreatedFile(const QString &cache_folder, const QString &filename);
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void DeleteSpecificFile(const QString &filename);
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signals:
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void DeletedFrame(const QString &path, const QString &filename);
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void InvalidateProject(Project *p);
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private:
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DiskManager();
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virtual ~DiskManager() override;
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static DiskManager *instance_;
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QVector<DiskCacheFolder *> open_folders_;
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};
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}
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#endif // DISKMANAGER_H
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