11. Managing Event Queues
 
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Managing Event Queues
Overview
OpenROAD uses event queues to manage the order in which events are processed. Event queues can apply to the entire application or to individual frames. This chapter discusses:
Event queues in the context of event-based programming and the three basic event types:
Frame
Field
Menu
Interrupting event queues that are programmed in event blocks
Obtaining information about a current event
For a discussion of writing event blocks, see Writing Scripts and Procedures (see Writing Scripts and Procedures).