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Diffstat (limited to 'src/libs/installer/progresscoordinator.h')
-rw-r--r-- | src/libs/installer/progresscoordinator.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/libs/installer/progresscoordinator.h b/src/libs/installer/progresscoordinator.h new file mode 100644 index 000000000..12f554666 --- /dev/null +++ b/src/libs/installer/progresscoordinator.h @@ -0,0 +1,96 @@ +/************************************************************************** +** +** This file is part of Installer Framework +** +** Copyright (c) 2010-2012 Nokia Corporation and/or its subsidiary(-ies). +** +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** +** GNU Lesser General Public License Usage +** +** This file may be used under the terms of the GNU Lesser General Public +** License version 2.1 as published by the Free Software Foundation and +** appearing in the file LICENSE.LGPL included in the packaging of this file. +** Please review the following information to ensure the GNU Lesser General +** Public License version 2.1 requirements will be met: +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** rights. These rights are described in the Nokia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** Other Usage +** +** Alternatively, this file may be used in accordance with the terms and +** conditions contained in a signed written agreement between you and Nokia. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** +**************************************************************************/ + +#ifndef PROGRESSCOORDNINATOR_H +#define PROGRESSCOORDNINATOR_H + +#include <QtCore/QHash> +#include <QtCore/QObject> +#include <QtCore/QPointer> + +namespace QInstaller { + +class ProgressCoordinator : public QObject +{ + Q_OBJECT + +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); + +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; + QString m_installationLabelText; + double m_currentCompletePercentage; + double m_currentBasePercentage; + int m_manualAddedPercentage; + int m_reservedPercentage; + bool m_undoMode; + double m_reachedPercentageBeforeUndo; +}; + +} //namespace QInstaller + +#endif //PROGRESSCOORDNINATOR_H |