ref: a39ae178fcc4387fe63efea4d15b34d52f4a13de
dir: /man/9/update/
.TH UPDATE 9 .SH NAME update \- flush graphics .SH SYNOPSIS \f5update\fP ?\fIoptions\fP? .SH DESCRIPTION Changes made via Tk commands do not become visible until a call to .BR update . .B Update flushes any pending changes to the screen. The following options are supported: .TP \f5-disable\fP If this option is given, all updates are disabled. This is useful to enable a program to stop mouse movement causing automatic updates while it is making changes to the window. .TP \f5-enable\fP This reverses a previous \f5update -enable\fP invocation. .PP .SH BUGS Changes that affect window sizes are visible immediately.