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Bug 774581: Unable to know the status of audio/video recording; r=fabrice

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This commit is contained in:
Vivien Nicolas 2012-08-15 13:56:00 -07:00
parent 4315429c87
commit c1860b4c9a
1 changed files with 21 additions and 0 deletions
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21
b2g/chrome/content/shell.js
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@ -649,3 +649,24 @@ window.addEventListener('ContentStart', function ss_onContentStart() {
}
}, "geolocation-device-events", false);
})();
(function recordingStatusTracker() {
let gRecordingActiveCount = 0;
Services.obs.addObserver(function(aSubject, aTopic, aData) {
let oldCount = gRecordingActiveCount;
if (aData == "starting") {
gRecordingActiveCount += 1;
} else if (aData == "shutdown") {
gRecordingActiveCount -= 1;
}
// We need to track changes from 1 <-> 0
if (gRecordingActiveCount + oldCount == 1) {
shell.sendChromeEvent({
type: 'recording-status',
active: (gRecordingActiveCount == 1)
});
}
}, "recording-device-events", false);
})();