self.addEventListener('message', function(event) { | |
var results = [ | |
'Client message: ' + event, | |
' event.origin: ' + event.origin, | |
' event.lastEventId: ' + event.lastEventId, | |
' event.source: ' + event.source, | |
' event.source.url: ' + event.source.url, | |
' event.source.frameType: ' + event.source.frameType, | |
' event.source.visibilityState: ' + event.source.visibilityState, | |
' event.source.focused: ' + event.source.focused, | |
' event.ports: ' + event.ports, | |
]; | |
event.source.postMessage(results); | |
}); |