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/*
timermodel.h
This file is part of GammaRay, the Qt application inspection and manipulation tool.
SPDX-FileCopyrightText: 2010 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
Author: Thomas McGuire <thomas.mcguire@kdab.com>
SPDX-License-Identifier: GPL-2.0-or-later
Contact KDAB at <info@kdab.com> for commercial licensing options.
*/
#ifndef GAMMARAY_TIMERTOP_TIMERMODEL_H
#define GAMMARAY_TIMERTOP_TIMERMODEL_H
#include "timerinfo.h"
#include <common/objectmodel.h>
#include <QAbstractTableModel>
#include <QMap>
#include <QMetaMethod>
#include <QMutex>
#include <QVector>
QT_BEGIN_NAMESPACE
class QTimer;
QT_END_NAMESPACE
namespace GammaRay {
struct TimerIdData;
class TimerModel : public QAbstractTableModel
{
Q_OBJECT
typedef QMap<TimerId, TimerIdInfo> TimerIdInfoContainer;
typedef QMap<TimerId, TimerIdData> TimerIdDataContainer;
public:
~TimerModel() override;
/// @return True in case instance() would return a valid pointer, else false
static bool isInitialized();
static TimerModel *instance();
// For the spy callbacks
void preSignalActivate(QObject *caller, int methodIndex);
void postSignalActivate(QObject *caller, int methodIndex);
enum Columns
{
ObjectNameColumn,
StateColumn,
TotalWakeupsColumn,
WakeupsPerSecColumn,
TimePerWakeupColumn,
MaxTimePerWakeupColumn,
TimerIdColumn,
ColumnCount
};
enum Roles
{
TimerIntervalRole = ObjectModel::UserRole,
TimerTypeRole
};
void setSourceModel(QAbstractItemModel *sourceModel);
QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
int columnCount(const QModelIndex &parent = QModelIndex()) const override;
int rowCount(const QModelIndex &parent = QModelIndex()) const override;
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
QMap<int, QVariant> itemData(const QModelIndex &index) const override;
public slots:
void clearHistory();
private slots:
void triggerPushChanges();
void pushChanges();
void applyChanges(const GammaRay::TimerModel::TimerIdInfoContainer &changes);
void slotBeginRemoveRows(const QModelIndex &parent, int start, int end);
void slotEndRemoveRows();
void slotBeginInsertRows(const QModelIndex &parent, int start, int end);
void slotEndInsertRows();
void slotBeginReset();
void slotEndReset();
private:
explicit TimerModel(QObject *parent = nullptr);
const TimerIdInfo *findTimerInfo(const QModelIndex &index) const;
bool canHandleCaller(QObject *caller, int methodIndex) const;
void checkDispatcherStatus(QObject *object);
static bool eventNotifyCallback(void *data[]);
// model data
QAbstractItemModel *m_sourceModel;
mutable TimerIdInfoContainer m_timersInfo;
QVector<TimerIdInfo> m_freeTimersInfo;
QTimer *m_pushTimer;
const QMetaMethod m_triggerPushChangesMethod;
// the method index of the timeout() signal of a QTimer
const int m_timeoutIndex;
mutable int m_qmlTimerTriggeredIndex;
mutable int m_qmlTimerRunningChangedIndex;
TimerIdDataContainer m_gatheredTimersData;
QMutex m_mutex; // protects m_gatheredTimersData
};
}
#endif
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