I\'m working on a program that runs basic smoke tests and acceptance tests on Windows applications under development. Part of what it does is to snapshot the app\'s top-lev
The answer appears to be "no."
David Heffernan successfully identified this is the Desktop Window Manager transitions setting. Unfortunately, there doesn't seem to be an API to read this setting. You can use DwmSetWindowAttribute
with DWMWA_TRANSITIONS_FORCEDISABLED
to change it, but it's a global setting so that's not advisable. Likewise, the duration of the animation is not exposed.
If someone finds information to the contrary (or if an API is added in a newer version of Windows), please add an answer and I will accept it.