diff options
Diffstat (limited to 'background_scripts/main.coffee')
| -rw-r--r-- | background_scripts/main.coffee | 34 |
1 files changed, 9 insertions, 25 deletions
diff --git a/background_scripts/main.coffee b/background_scripts/main.coffee index 6dd3906f..addbf514 100644 --- a/background_scripts/main.coffee +++ b/background_scripts/main.coffee @@ -300,11 +300,12 @@ Frames = frameIdsForTab[tabId].push frameId unless frameId in frameIdsForTab[tabId] ?= [] (portsForTab[tabId] ?= {})[frameId] = port - unregsterFrame: ({tabId, frameId}) -> + unregisterFrame: ({tabId, frameId}) -> if tabId of frameIdsForTab frameIdsForTab[tabId] = (fId for fId in frameIdsForTab[tabId] when fId != frameId) if tabId of portsForTab delete portsForTab[tabId][frameId] + HintCoordinator.unregisterFrame tabId, frameId isEnabledForUrl: ({request, tabId, port}) -> urlForTab[tabId] = request.url if request.frameIsFocused @@ -345,11 +346,9 @@ cycleToFrame = (frames, frameId, count = 0) -> [frames[count..]..., frames[0...count]...] HintCoordinator = - debug: false tabState: {} onMessage: (tabId, frameId, request) -> - console.log "onMessage", tabId, frameId, "[#{request.messageType}]" if @debug if request.messageType of this this[request.messageType] tabId, frameId, request else @@ -357,46 +356,31 @@ HintCoordinator = @sendMessage request.messageType, tabId, request sendMessage: (messageType, tabId, request = {}) -> - console.log "sendMessage", tabId, "[#{messageType}] [#{@tabState[tabId].ports.length}]" if @debug extend request, {handler: "linkHintsMessage", messageType} - for own frameId, port of @tabState[tabId].ports - try - port.postMessage request - catch - # A frame has gone away; remove it from consideration. - delete @tabState[tabId].ports[frameId] - # It could be that we're expecting hints from this frame; schedule "sending" dummy/empty hints instead. - Utils.nextTick => - @postHintDescriptors tabId, frameId, hintDescriptors: [] - # We can delete the tab state when we see an "exit" message, that's the last message in the sequence. - delete @tabState[tabId] if messageType == "exit" + port.postMessage request for own _, port of @tabState[tabId].ports prepareToActivateMode: (tabId, originatingFrameId, {modeIndex}) -> - console.log "" if @debug - console.log "prepareToActivateMode", tabId, "[#{frameIdsForTab[tabId].length}]" if @debug @tabState[tabId] = {frameIds: frameIdsForTab[tabId][..], hintDescriptors: [], originatingFrameId, modeIndex} @tabState[tabId].ports = extend {}, portsForTab[tabId] @sendMessage "getHintDescriptors", tabId, {modeIndex} - # FIXME(smblott) This should not be necessary; it's a backstop to mitigate against the possibility that, - # for some reason, we do not hear back from a frame. - unless @debug - for frameId in frameIdsForTab[tabId] - do (frameId) => - Utils.setTimeout 400, => - @postHintDescriptors tabId, frameId, hintDescriptors: [] # Receive hint descriptors from all frames and activate link-hints mode when we have them all. postHintDescriptors: (tabId, frameId, {hintDescriptors}) -> if frameId in @tabState[tabId].frameIds @tabState[tabId].hintDescriptors.push hintDescriptors... @tabState[tabId].frameIds = @tabState[tabId].frameIds.filter (fId) -> fId != frameId - console.log "postHintDescriptors", tabId, frameId, "[#{@tabState[tabId].frameIds.length}]" if @debug if @tabState[tabId].frameIds.length == 0 @sendMessage "activateMode", tabId, originatingFrameId: @tabState[tabId].originatingFrameId hintDescriptors: @tabState[tabId].hintDescriptors modeIndex: @tabState[tabId].modeIndex + # If an unregistering frame is participating in link-hints mode, then we need to tidy up after it. + unregisterFrame: (tabId, frameId) -> + delete @tabState[tabId]?.ports?[frameId] + # We fake "postHintDescriptors" for an unregistering frame, if necessary. + @postHintDescriptors tabId, frameId, hintDescriptors: [] if @tabState[tabId]?.frameIds + # Port handler mapping portHandlers = completions: handleCompletions |