First pass at a settings page. Hooked up scrollStepSize as our first setting.

1 files changed, 16 insertions, 1 deletions

diff --git a/background_page.html b/background_page.html
index ca55ada8..d8f28df4 100644
--- a/background_page.html
+++ b/background_page.html
@@ -4,10 +4,13 @@
   var tabQueue = {}; // windowId -> Array
   var keyQueue = ""; // Queue of keys typed
 
+  var defaultSettings = { "scrollStepSize": 60 };
+
   // Port handler mapping
   var portHandlers = { "keyDown":              handleKeyDown,
                        "returnScrollPosition": handleReturnScrollPosition,
-                       "getCurrentTabUrl":     getCurrentTabUrl };
+                       "getCurrentTabUrl":     getCurrentTabUrl,
+                       "getSetting":           getSetting};
 
   // Event handlers
   var selectionChangedHandlers = [];
@@ -50,6 +53,18 @@
     });
   }
 
+  /*
+   * Used by the content scripts to get settings from the local storage.
+   */
+  function getSetting(args) {
+    var value = localStorage[args.key] ? localStorage[args.key] : defaultSettings[args.key];
+
+    chrome.tabs.getSelected(null, function (tab) {
+      var returnPort = chrome.tabs.connect(tab.id, { name: "returnSetting" });
+      returnPort.postMessage({ key: args.key, value: value });
+    });
+  }
+
   chrome.tabs.onSelectionChanged.addListener(function (tabId, selectionInfo) {
     if (selectionChangedHandlers.length > 0) { selectionChangedHandlers.pop().call(); }
   });