[Rd] Plot window does not update in embedded code

[Simon Urbanek]

Use
R_CheckUserInterrupt()

The code below is very fragile and unix-specific.

Cheers,
Simon




On Jul 21, 2010, at 3:45 PM, Thomas Friedrichsmeier wrote:

> Hi,
> 
> On Wednesday 21 July 2010, Jan van der Laan wrote:
>> How do I ensure that the windows keep being updated?
> 
> in RKWard we run the following periodically during idle phases:
> 
> 
> // this basically copied from R's unix/sys-std.c (Rstd_ReadConsole)
> #ifndef Q_WS_WIN
> 	for (;;) {
> 		fd_set *what;
> 		what = R_checkActivityEx(R_wait_usec > 0 ? R_wait_usec : 50, 1, 
> Rf_onintr);
> 		R_runHandlers(R_InputHandlers, what);
> 		if (what == NULL) break;
> 	}
> 	/* This seems to be needed to make Rcmdr react to events. Has this always 
> been the case? It was commented out for a long time, without anybody noticing. 
> */
> 	R_PolledEvents ();
> #else
> 	R_ProcessEvents();
> #endif
> 
> 
> Regards
> Thomas
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