83 lines
2.0 KiB
C++
83 lines
2.0 KiB
C++
/*
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* Strawberry Music Player
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* This file was part of Clementine.
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* Copyright 2010, David Sansome <me@davidsansome.com>
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*
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* Strawberry 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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* Strawberry 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 Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef TASKMANAGER_H
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#define TASKMANAGER_H
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#include "config.h"
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#include <QMap>
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#include <QMutex>
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#include <QObject>
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class TaskManager : public QObject {
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Q_OBJECT
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public:
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explicit TaskManager(QObject *parent = nullptr);
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struct Task {
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int id;
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QString name;
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int progress;
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int progress_max;
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bool blocks_collection_scans;
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};
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class ScopedTask {
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public:
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ScopedTask(const int task_id, TaskManager *task_manager) : task_id_(task_id), task_manager_(task_manager) {}
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~ScopedTask() { task_manager_->SetTaskFinished(task_id_); }
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private:
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const int task_id_;
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TaskManager *task_manager_;
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Q_DISABLE_COPY(ScopedTask);
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};
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// Everything here is thread safe
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QList<Task> GetTasks();
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int StartTask(const QString &name);
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void SetTaskBlocksCollectionScans(int id);
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void SetTaskProgress(int id, int progress, int max = 0);
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void IncreaseTaskProgress(int id, int progress, int max = 0);
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void SetTaskFinished(int id);
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int GetTaskProgress(int id);
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signals:
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void TasksChanged();
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void PauseCollectionWatchers();
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void ResumeCollectionWatchers();
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private:
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QMutex mutex_;
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QMap<int, Task> tasks_;
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int next_task_id_;
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Q_DISABLE_COPY(TaskManager);
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};
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#endif // TASKMANAGER_H
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