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#ifndef WINDOWMANAGER_H

#define WINDOWMANAGER_H

#include <QtCore/QSharedPointer>

#include <QtCore/QString>

#include <QtCore/QProcess>

/* WindowManager: Provides functions to retrieve the top level window of

 * an application and send it a close event. */

class WindowManager

{

    Q_DISABLE_COPY(WindowManager)

public:

    static QSharedPointer<WindowManager> create();

    virtual ~WindowManager();

    bool openDisplay(QString *errorMessage);

    bool isDisplayOpen() const;

    // Count: Number of toplevels, 1 for normal apps, 2 for apps with a splash screen

    QString waitForTopLevelWindow(unsigned count, Q_PID pid, int timeOutMS, QString *errorMessage);

    bool sendCloseEvent(const QString &winId, Q_PID pid, QString *errorMessage);

    static void sleepMS(int milliSeconds);

protected:

    WindowManager();

    virtual bool openDisplayImpl(QString *errorMessage);

    virtual bool isDisplayOpenImpl() const;

    virtual QString waitForTopLevelWindowImpl(unsigned count, Q_PID pid, int timeOutMS, QString *errorMessage);

    virtual bool sendCloseEventImpl(const QString &winId, Q_PID pid, QString *errorMessage);

};

#endif // WINDOWMANAGER_H