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/**************************************************************************
**
** Copyright (C) 2020 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Installer Framework.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
**************************************************************************/
#ifndef PROGRESSCOORDINATOR_H
#define PROGRESSCOORDINATOR_H
#include "installer_global.h"
#include <QtCore/QHash>
#include <QtCore/QObject>
#include <QtCore/QPointer>
namespace QInstaller {
class INSTALLER_EXPORT ProgressCoordinator : public QObject
{
Q_OBJECT
struct ProgressSpinner {
ProgressSpinner()
: spinnerChars(QLatin1String("/-\\|"))
, currentIndex(0) {}
const QString spinnerChars;
quint8 currentIndex;
};
public:
static ProgressCoordinator *instance();
~ProgressCoordinator();
void registerPartProgress(QObject *sender, const char *signal, double partProgressSize);
public slots:
void reset();
void setUndoMode();
QString labelText() const;
void setLabelText(const QString &text);
int progressInPercentage() const;
void partProgressChanged(double fraction);
void addManualPercentagePoints(int value);
void addReservePercentagePoints(int value);
void emitDetailTextChanged(const QString &text);
void emitLabelAndDetailTextChanged(const QString &text);
void emitDownloadStatus(const QString &status);
void printProgressPercentage(int progress);
void printProgressMessage(const QString &message);
signals:
void detailTextChanged(const QString &text);
void detailTextResetNeeded();
void downloadStatusChanged(const QString &status);
protected:
explicit ProgressCoordinator(QObject *parent);
private:
double allPendingCalculatedPartPercentages(QObject *excludeKeyObject = 0);
void disconnectAllSenders();
private:
QHash<QPointer<QObject>, double> m_senderPendingCalculatedPercentageHash;
QHash<QPointer<QObject>, double> m_senderPartProgressSizeHash;
ProgressSpinner *m_progressSpinner;
QString m_installationLabelText;
double m_currentCompletePercentage;
double m_currentBasePercentage;
int m_manualAddedPercentage;
int m_reservedPercentage;
bool m_undoMode;
double m_reachedPercentageBeforeUndo;
};
} //namespace QInstaller
#endif //PROGRESSCOORDINATOR_H
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