Enters the main loop and waits for widget to be "drawn". In this
context that means it waits for the frame clock of widget to have
run a full styling, layout and drawing cycle.
This function is intended to be used for syncing with actions that
depend on widget relayouting or on interaction with the display
server.
Enters the main loop and waits for widget to be "drawn". In this context that means it waits for the frame clock of widget to have run a full styling, layout and drawing cycle. This function is intended to be used for syncing with actions that depend on widget relayouting or on interaction with the display server.