| tclServiceMode {tcltk} | R Documentation |
Allow Tcl events to be serviced or not
Description
This function controls or reports on the Tcl service mode, i.e. whether Tcl will respond to events.
Usage
tclServiceMode(on = NULL)
Arguments
on |
(logical) Whether event servicing is turned on. |
Details
If called with on == NULL (the default), no change is made.
Value
The value of the Tcl service mode before the call.
Examples
## Not run:
oldmode <- tclServiceMode(FALSE)
# Do some work to create a nice picture. Nothing will be displayed until...
tclServiceMode(oldmode)
## End(Not run)