Programming Guide > Programming Guide > Inter-Frame Communication Techniques
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Inter-Frame Communication Techniques
Overview
This chapter discusses communication between frames, which involves:
Communication between OpenROAD frames using the Terminate method, global variables, and user events
Communicating with an external program using external user events, such as:
Registering the external user event
The user event block
Sending the external user event to OpenROAD
Communicating between OpenROAD applications using database events, such as:
The DBEventObject
Database events and multiple sessions
Creating, registering, and raising database events
Purging database events
The external user event sample
Last modified date: 12/20/2023