void Wait(wxMutex& mutex);
// Waits until a signal is raised or the timeout is elapsed.
bool Wait(wxMutex& mutex, unsigned long sec, unsigned long nsec);
// Raises a signal: only one "Waiter" is released.
void Wait(wxMutex& mutex);
// Waits until a signal is raised or the timeout is elapsed.
bool Wait(wxMutex& mutex, unsigned long sec, unsigned long nsec);
// Raises a signal: only one "Waiter" is released.