| 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 | |
| 18 | // ---------------------------------------------------------------------------- |
| 19 | // wxAppTraits: the Unix version adds extra hooks needed by Unix code |
| 20 | // ---------------------------------------------------------------------------- |
| 21 | |
| 22 | class WXDLLIMPEXP_BASE wxAppTraits : public wxAppTraitsBase |
| 23 | { |
| 24 | public: |
| 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 | |
| 46 | protected: |
| 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 | |