Re-check enabled state after history.pushState/location.hash is changed

This uses the chrome.webRequest API to detect changes to page URL which
*do not* cause the content script to refresh.

1 files changed, 9 insertions, 0 deletions

diff --git a/background_scripts/main.coffee b/background_scripts/main.coffee
index 223b0d74..ab92559f 100644
--- a/background_scripts/main.coffee
+++ b/background_scripts/main.coffee
@@ -96,6 +96,15 @@ root.isEnabledForUrl = isEnabledForUrl = (request) ->
     passKeys: rule?.passKeys or ""
   }
 
+isEnabledForUpdatedUrl = (details) ->
+  message = isEnabledForUrl details
+  message.name = "updateEnabledForUrlState"
+  chrome.tabs.sendMessage details.tabId, message, {frameId: details.frameId}
+
+# Re-check whether Vimium is enabled for a frame when the url changes without a reload.
+chrome.webNavigation.onHistoryStateUpdated.addListener isEnabledForUpdatedUrl # history.pushState.
+chrome.webNavigation.onReferenceFragmentUpdated.addListener isEnabledForUpdatedUrl # Hash changed.
+
 # Retrieves the help dialog HTML template from a file, and populates it with the latest keybindings.
 # This is called by options.coffee.
 root.helpDialogHtml = (showUnboundCommands, showCommandNames, customTitle) ->