![]() On Cocoa, a view's `drawRect:' method can be called from a heartbeat thread that animates controls. Such a call happens rarely for a `canvas%' or other class where `drawRect:' is overridden, but since it can happen, ensure that the callback runs on the Racket thread. |
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r5rs-std | ||
r6rs-lib-std | ||
r6rs-std | ||
release-notes | ||
srfi-std | ||
.gitignore | ||
doc-license.txt | ||
keep-dirs.rktd |