| | 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 | |
| | 15 | struct wxEndProcessData; |
| | 16 | struct wxExecuteData; |
| | 17 | class wxFDIOManager; |
| | 18 | |
| | 19 | // ---------------------------------------------------------------------------- |
| | 20 | // wxAppTraits: the Unix version adds extra hooks needed by Unix code |
| | 21 | // ---------------------------------------------------------------------------- |
| | 22 | |
| | 23 | class WXDLLIMPEXP_BASE wxAppTraits : public wxAppTraitsBase |
| | 24 | { |
| | 25 | public: |
| | 26 | // wxExecute() support methods |
| | 27 | // --------------------------- |
| | 28 | |
| | 29 | // wait for the process termination, return whatever wxExecute() must |
| | 30 | // return |
| | 31 | // |
| | 32 | // base class implementation handles all cases except wxEXEC_SYNC without |
| | 33 | // wxEXEC_NOEVENTS one which is implemented at the GUI level |
| | 34 | virtual int WaitForChild(wxExecuteData& execData); |
| | 35 | |
| | 36 | // integrate the monitoring of the given fd with the port-specific event |
| | 37 | // loop: when this fd, which corresponds to a dummy pipe opened between the |
| | 38 | // parent and child processes, is closed by the child, the parent is |
| | 39 | // notified about this via a call to wxHandleProcessTermination() function |
| | 40 | // |
| | 41 | // the default implementation uses wxFDIODispatcher and so is suitable for |
| | 42 | // the console applications or ports which don't have any specific event |
| | 43 | // loop |
| | 44 | virtual int AddProcessCallback(wxEndProcessData *data, int fd); |
| | 45 | |
| | 46 | #if wxUSE_SOCKETS |
| | 47 | // return a pointer to the object which should be used to integrate |
| | 48 | // monitoring of the file descriptors to the event loop (currently this is |
| | 49 | // used for the sockets only but should be used for arbitrary event loop |
| | 50 | // sources in the future) |
| | 51 | // |
| | 52 | // this object may be different for the console and GUI applications |
| | 53 | // |
| | 54 | // the pointer is not deleted by the caller as normally it points to a |
| | 55 | // static variable |
| | 56 | virtual wxFDIOManager *GetFDIOManager(); |
| | 57 | #endif // wxUSE_SOCKETS |
| | 58 | |
| | 59 | protected: |
| | 60 | // a helper for the implementation of WaitForChild() in wxGUIAppTraits: |
| | 61 | // checks the streams used for redirected IO in execData and returns true |
| | 62 | // if there is any activity in them |
| | 63 | bool CheckForRedirectedIO(wxExecuteData& execData); |
| | 64 | }; |
| | 65 | |
| | 66 | #endif // _WX_UNIX_APPTBASE_H_ |
| | 67 | |
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