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Experimental event API: Support EventComponent onUnmount responder callback #15335
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trueadm
merged 4 commits into
facebook:master
from
trueadm:handle-event-component-deletion
Apr 6, 2019
Merged
Experimental event API: Support EventComponent onUnmount responder callback #15335
trueadm
merged 4 commits into
facebook:master
from
trueadm:handle-event-component-deletion
Apr 6, 2019
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trueadm
changed the title
Experimental event API: Handle event component unmounting
Experimental event API: Support EventComponent onUnmount responder callback
Apr 5, 2019
ReactDOM: size: 0.0%, gzip: 0.0% Details of bundled changes.Comparing: 4fbbae8...94b87ba react-dom
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sebmarkbage
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Apr 6, 2019
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This PR adds support for the
onUnmount
method on event responders. This is essential for handling cases where an event component unmounts part way through workflow of an event that has multiple states (Press, Hover etc).To enable this, EventComponent fibers now have commit phase logic that triggers these from the DOM renderer. I also added TODOs with follow up logic to be added next week along with a test to confirm this behaviour works.
Ref #15257