greg@266: self.logger.write_error("Welcome to the Beremiz Demo\n\n")            
greg@266: self.logger.write("This demo provides a PLC working with the CANopen plugin\n")
greg@266: self.logger.write("""Some external programs are also provided:\n
greg@266: - a CAN TCP server to simulate the CANopen network
greg@266: - a virtual slave node to simulate input block
greg@266: - a virtual slave node to simulate output block
greg@266: """)
greg@266: self.logger.write("\nInfo: For this demo, %s plugin has some special methods to run external programs.\nThese methods are defined in methods.py\n" % (PlugName or "Root"))
greg@266: #open_pdf(os.path.join(os.path.split(__file__)[0], "doc", "manual_beremiz.pdf"), pagenum=21)
greg@266: 
greg@266: if wx.Platform == '__WXMSW__':
greg@266:     self.listLaunchProg = [
greg@266:         {'name' : 'Can Tcp Server',
greg@266:          'command' : 'can_tcp_win32_server.exe',
greg@266:          'keyword' : 'Accepts',
greg@266:          'pid' : None,
greg@266:          'no_gui' : True}]
greg@266: else:
greg@266:     self.listLaunchProg = []
greg@266: 
greg@266: def my_methods(self): 
greg@266:     def _Run():        
greg@266:         # External programs list 
greg@266:         # Launch them and get their pid
greg@266:         for prog in self.listLaunchProg:
greg@266:             self.logger.write("Starting %s\n" % prog['name'])
greg@266:             prog['pid'] = ProcessLogger(self.logger, prog['command'], no_gui=prog['no_gui'])
greg@266:             prog['pid'].spin(
greg@266:                      timeout=200,
greg@266:                      keyword = prog['keyword'],
greg@266:                      kill_it = False)
greg@266:         
greg@266:         PluginsRoot._Run(self)
greg@266: 
greg@266:     def _Stop():
greg@266:         PluginsRoot._Stop(self)
greg@266:         for prog in self.listLaunchProg:
greg@266:             self.logger.write("Stopping %s\n" % prog['name'])
greg@266:             prog['pid'].kill()
greg@266:         
greg@266:     return _Run, _Stop
greg@266:    
greg@266: self._Run, self._Stop = my_methods(self)