diff options
Diffstat (limited to 'background_scripts')
| -rw-r--r-- | background_scripts/main.coffee | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/background_scripts/main.coffee b/background_scripts/main.coffee index 25aaef7b..42e9b344 100644 --- a/background_scripts/main.coffee +++ b/background_scripts/main.coffee @@ -354,9 +354,8 @@ openOptionsPageInNewTab = -> Frames = onConnect: (sender, port) -> [tabId, frameId] = [sender.tab.id, sender.frameId] - # We always add frameId 0, the top frame, automatically, and never unregister it. - frameIdsForTab[tabId] ?= [0] - frameIdsForTab[tabId].push frameId unless frameId == 0 + frameIdsForTab[tabId] ?= [] + frameIdsForTab[tabId].push frameId unless frameId in frameIdsForTab[tabId] port.postMessage handler: "registerFrameId", chromeFrameId: frameId port.onDisconnect.addListener listener = -> @@ -386,16 +385,13 @@ Frames = handleFrameFocused = (request, sender) -> [tabId, frameId] = [sender.tab.id, sender.frameId] - # This might be the first time we've heard from this tab. - frameIdsForTab[tabId] ?= [0] - # Cycle frameIdsForTab to the focused frame. + frameIdsForTab[tabId] ?= [] frameIdsForTab[tabId] = cycleToFrame frameIdsForTab[tabId], frameId # Inform all frames that a frame has received the focus. chrome.tabs.sendMessage tabId, name: "frameFocused", focusFrameId: frameId # Rotate through frames to the frame count places after frameId. cycleToFrame = (frames, frameId, count = 0) -> - frames ||= [] # We can't always track which frame chrome has focussed, but here we learn that it's frameId; so add an # additional offset such that we do indeed start from frameId. count = (count + Math.max 0, frames.indexOf frameId) % frames.length |