Storing the value of property object

TestComplete does have an operation available to store an object's property value.  The short video below goes over how to do this in a Keyword test.  Once that's recorded you can convert the Keyword test to script and it will show you how to do the same thing in the syntax of your Project's scripting language.

Setting a variable value from on screen: http://screencast.com/t/vBL2Twwozz