X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/ddfed775abd6ccdb00ec9785bd051a658e630d7e..74c34d22773e39b13fe0502798494b38f261a9e5:/include/wx/private/selectdispatcher.h diff --git a/include/wx/private/selectdispatcher.h b/include/wx/private/selectdispatcher.h index 9d75cdd77f..1dc1ed290f 100644 --- a/include/wx/private/selectdispatcher.h +++ b/include/wx/private/selectdispatcher.h @@ -18,7 +18,9 @@ #ifdef __WATCOMC__ #include #include + #include #include + #include #else #include #endif @@ -54,8 +56,9 @@ public: // select() itself int Select(int nfds, struct timeval *tv); - // call the handler methods corresponding to the sets having this fd - void Handle(int fd, wxFDIOHandler& handler) const; + // call the handler methods corresponding to the sets having this fd if it + // is present in any set and return true if it is + bool Handle(int fd, wxFDIOHandler& handler) const; private: typedef void (wxFDIOHandler::*Callback)(); @@ -82,30 +85,32 @@ private: class WXDLLIMPEXP_BASE wxSelectDispatcher : public wxMappedFDIODispatcher { public: - // creates an instance of this class, the caller takes ownership of it - static wxSelectDispatcher *Create(); + // default ctor + wxSelectDispatcher() { m_maxFD = -1; } // implement pure virtual methods of the base class virtual bool RegisterFD(int fd, wxFDIOHandler *handler, int flags = wxFDIO_ALL); virtual bool ModifyFD(int fd, wxFDIOHandler *handler, int flags = wxFDIO_ALL); virtual bool UnregisterFD(int fd); - virtual void Dispatch(int timeout = TIMEOUT_INFINITE); - -protected: - // ctor is not public, use Create() - wxSelectDispatcher(); + virtual bool HasPending() const; + virtual int Dispatch(int timeout = TIMEOUT_INFINITE); private: // common part of RegisterFD() and ModifyFD() bool DoUpdateFDAndHandler(int fd, wxFDIOHandler *handler, int flags); - // call the handlers for the fds present in the given sets - void ProcessSets(const wxSelectSets& sets); + // call the handlers for the fds present in the given sets, return the + // number of handlers we called + int ProcessSets(const wxSelectSets& sets); // helper of ProcessSets(): call the handler if its fd is in the set void DoProcessFD(int fd, const fd_set& fds, wxFDIOHandler *handler, const char *name); + // common part of HasPending() and Dispatch(): calls select() with the + // specified timeout + int DoSelect(wxSelectSets& sets, int timeout) const; + // the select sets containing all the registered fds wxSelectSets m_sets;