Description
Yes, the TK libraries and functions can be used from System Console.
Resolution
For example:
From the SystemConsole command line run the following code, which will open a TK sub Window with 2 buttons:
package require Tk
button .b1 -text Hello -underline 0
button .b2 -text World -underline 0
bind . <Key-h> {.b1 flash; .b1 invoke}
bind . <Key-w> {.b2 flash; .b2 invoke}
pack .b1 .b2
This information will be included in a furture version of the Quartus® II handbook.