src/common/process.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        process.cpp
   3 // Purpose:     Process termination classes
   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) Guilhem Lavaux
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13     #pragma implementation "process.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20     #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24     #include "wx/defs.h"
  25 #endif
  26
  27 #include "wx/process.h"
  28
  29 DEFINE_EVENT_TYPE(wxEVT_END_PROCESS)
  30
  31 IMPLEMENT_DYNAMIC_CLASS(wxProcess, wxEvtHandler)
  32 IMPLEMENT_DYNAMIC_CLASS(wxProcessEvent, wxEvent)
  33
  34 void wxProcess::Init(wxEvtHandler *parent, int id, bool redirect)
  35 {
  36     if ( parent )
  37         SetNextHandler(parent);
  38
  39     m_id         = id;
  40     m_redirect   = redirect;
  41
  42 #if wxUSE_STREAMS
  43     m_inputStream  = NULL;
  44     m_errorStream  = NULL;
  45     m_outputStream = NULL;
  46 #endif // wxUSE_STREAMS
  47 }
  48
  49 wxProcess::~wxProcess()
  50 {
  51 #if wxUSE_STREAMS
  52     delete m_inputStream;
  53     delete m_errorStream;
  54     delete m_outputStream;
  55 #endif // wxUSE_STREAMS
  56 }
  57
  58 void wxProcess::OnTerminate(int pid, int status)
  59 {
  60     wxProcessEvent event(m_id, pid, status);
  61
  62     if ( !ProcessEvent(event) )
  63         delete this;
  64     //else: the object which processed the event is responsible for deleting
  65     //      us!
  66 }
  67
  68 void wxProcess::Detach()
  69 {
  70     SetNextHandler(NULL);
  71 }
  72
  73 #if wxUSE_STREAMS
  74
  75 void wxProcess::SetPipeStreams(wxInputStream *inputSstream,
  76                                wxOutputStream *outputStream,
  77                                wxInputStream *errorStream)
  78 {
  79     m_inputStream  = inputSstream;
  80     m_errorStream  = errorStream;
  81     m_outputStream = outputStream;
  82 }
  83
  84 #endif // wxUSE_STREAMS