include/wx/process.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        process.h
   3 // Purpose:     wxProcess class
   4 // Author:      Guilhem Lavaux
   5 // Modified by: Vadim Zeitlin to check error codes, added Detach() method
   6 // Created:     24/06/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 1998 Guilhem Lavaux
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_PROCESSH__
  13 #define _WX_PROCESSH__
  14
  15 #ifdef __GNUG__
  16     #pragma interface "process.h"
  17 #endif
  18
  19 #include "wx/defs.h"
  20 #include "wx/object.h"
  21 #include "wx/event.h"
  22
  23 // Process Event handling
  24 class WXDLLEXPORT wxProcessEvent : public wxEvent
  25 {
  26 DECLARE_DYNAMIC_CLASS(wxProcessEvent)
  27
  28 public:
  29     wxProcessEvent(int id = 0, int pid = 0, int exitcode = 0) : wxEvent(id)
  30     {
  31         m_eventType = wxEVT_END_PROCESS;
  32         m_pid = pid;
  33         m_exitcode = exitcode;
  34     }
  35
  36     // accessors
  37         // PID of process which terminated
  38     int GetPid() { return m_pid; }
  39
  40         // the exit code
  41     int GetExitCode() { return m_exitcode; }
  42
  43 public:
  44     int m_pid, m_exitcode;
  45 };
  46
  47 // A wxProcess object should be passed to wxExecute - than its OnTerminate()
  48 // function will be called when the process terminates.
  49 class WXDLLEXPORT wxProcess : public wxEvtHandler
  50 {
  51 DECLARE_DYNAMIC_CLASS(wxProcess)
  52
  53 public:
  54     wxProcess(wxEvtHandler *parent = (wxEvtHandler *) NULL, int id = -1);
  55
  56     virtual void OnTerminate(int pid, int status);
  57
  58     // detach from the parent - should be called by the parent if it's deleted
  59     // before the process it started terminates
  60     void Detach();
  61
  62 protected:
  63     int m_id;
  64 };
  65
  66 typedef void (wxObject::*wxProcessEventFunction)(wxProcessEvent&);
  67
  68 #define EVT_END_PROCESS(id, func) { wxEVT_END_PROCESS, id, -1, (wxObjectEventFunction) (wxEventFunction) (wxProcessEventFunction) & func, NULL},
  69
  70 #endif
  71     // _WX_PROCESSH__