qtsingleapplication.h

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#ifndef QTSINGLEAPPLICATION_H
#define QTSINGLEAPPLICATION_H
 
#include <QApplication>
 
class QtLocalPeer;
 
#if defined(Q_OS_WIN)
#  if !defined(QT_QTSINGLEAPPLICATION_EXPORT) && !defined(QT_QTSINGLEAPPLICATION_IMPORT)
#    define QT_QTSINGLEAPPLICATION_EXPORT
#  elif defined(QT_QTSINGLEAPPLICATION_IMPORT)
#    if defined(QT_QTSINGLEAPPLICATION_EXPORT)
#      undef QT_QTSINGLEAPPLICATION_EXPORT
#    endif
#    define QT_QTSINGLEAPPLICATION_EXPORT __declspec(dllimport)
#  elif defined(QT_QTSINGLEAPPLICATION_EXPORT)
#    undef QT_QTSINGLEAPPLICATION_EXPORT
#    define QT_QTSINGLEAPPLICATION_EXPORT __declspec(dllexport)
#  endif
#else
#  define QT_QTSINGLEAPPLICATION_EXPORT
#endif
 
class QT_QTSINGLEAPPLICATION_EXPORT QtSingleApplication : public QApplication
{
    Q_OBJECT
 
public:
    QtSingleApplication(int &argc, char **argv, bool GUIenabled = true);
    QtSingleApplication(const QString &id, int &argc, char **argv);
#  if defined(Q_WS_X11)
    QtSingleApplication(Display* dpy, Qt::HANDLE visual = 0, Qt::HANDLE colormap = 0);
    QtSingleApplication(Display *dpy, int &argc, char **argv, Qt::HANDLE visual = 0, Qt::HANDLE cmap= 0);
    QtSingleApplication(Display* dpy, const QString &appId, int argc, char **argv, Qt::HANDLE visual = 0, Qt::HANDLE colormap = 0);
#  endif // Q_WS_X11
 
    bool isRunning();
    QString id() const;
 
    void setActivationWindow(QWidget* aw, bool activateOnMessage = true);
    QWidget* activationWindow() const;
 
    // Obsolete:
    void initialize(bool dummy = true)
        { isRunning(); }
 
public Q_SLOTS:
    bool sendMessage(const QString &message, int timeout = 5000);
    void activateWindow();
 
 
Q_SIGNALS:
    void messageReceived(const QString &message);
 
 
private:
    void sysInit(const QString &appId = QString());
    QtLocalPeer *peer;
    QWidget *actWin;
};
 
#endif // QTSINGLEAPPLICATION_H