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1///////////////////////////////////////////////////////////////////////////////
2// Name: wx/unix/apptbase.h
3// Purpose: declaration of wxAppTraits for Unix systems
4// Author: Vadim Zeitlin
5// Modified by:
6// Created: 23.06.2003
7// RCS-ID: $Id$
8// Copyright: (c) 2003 Vadim Zeitlin <vadim@wxwidgets.org>
9// Licence: wxWindows licence
10///////////////////////////////////////////////////////////////////////////////
11
12#ifndef _WX_UNIX_APPTBASE_H_
13#define _WX_UNIX_APPTBASE_H_
14
15struct wxEndProcessData;
16struct wxExecuteData;
17
18// ----------------------------------------------------------------------------
19// wxAppTraits: the Unix version adds extra hooks needed by Unix code
20// ----------------------------------------------------------------------------
21
22class WXDLLIMPEXP_BASE wxAppTraits : public wxAppTraitsBase
23{
24public:
25 // wxExecute() support methods
26 // ---------------------------
27
28 // wait for the process termination, return whatever wxExecute() must
29 // return
30 //
31 // base class implementation handles all cases except wxEXEC_SYNC without
32 // wxEXEC_NOEVENTS one which is implemented at the GUI level
33 virtual int WaitForChild(wxExecuteData& execData);
34
35 // integrate the monitoring of the given fd with the port-specific event
36 // loop: when this fd, which corresponds to a dummy pipe opened between the
37 // parent and child processes, is closed by the child, the parent is
38 // notified about this via a call to wxHandleProcessTermination() function
39 //
40 // the default implementation uses wxFDIODispatcher and so is suitable for
41 // the console applications or ports which don't have any specific event
42 // loop
43 virtual int AddProcessCallback(wxEndProcessData *data, int fd);
44
45
46protected:
47 // a helper for the implementation of WaitForChild() in wxGUIAppTraits:
48 // checks the streams used for redirected IO in execData and returns true
49 // if there is any activity in them
50 bool CheckForRedirectedIO(wxExecuteData& execData);
51};
52
53#endif // _WX_UNIX_APPTBASE_H_
54