view.js in emerson-0.0.9

- old
+ new

@@ -313,10 +313,13 @@
   //           'click'     : handler      // fired outside of the view
   //           'selector'  : {
   //             'click'   : handler
   //           }
   //         },
+  //         window        : {            // bind window, for events
+  //           'scroll'    : handler      // fired outside of the view
+  //         },
   //         'outlet:name' : {            // a custom key to specify a
   //           'click' : handler          // defined outlet as the scope
   //         }
   //       }
   //     });
@@ -324,13 +327,13 @@
   // Emerson event handling differs from that of, say, stock jQuery in that
   // `this` within the context of the handler will be a view instance.  The
   // event argument is unadultered, allowing access to the full set of targets
   // as defined by the baselib (e.g., jQuery).
   //
-  // **Special notes regarding document-bound handlers**:
+  // **Special notes regarding document-/window-bound handlers**:
   //
-  // Binding an event like `click` (without selector scope) to the document
+  // Binding an event like `click` (without selector scope) to document/window
   // would likely be a bad idea.  A more useful (and less costly) use case
   // would be a sort of pub/sub.  For example, view "A" could trigger an event
   // indicating that it has rendered a new instance, to which "B" (elsewhere)
   // would listen in order to update, say, a count of instances of "A".
   //
@@ -339,9 +342,14 @@
   function bind(instance, key, handler, selector, binder) {
     if($.isPlainObject(handler)) {
       if(key === 'document') {
         _.each(handler, function(subhandler, subkey) {
           bind(instance, subkey, subhandler, undefined, $(document));
+        });
+      }
+      else if(key === 'window') {
+        _.each(handler, function(subhandler, subkey) {
+          bind(instance, subkey, subhandler, undefined, $(window));
         });
       }
       else {
         _.each(handler, function(subhandler, subkey) {
           bind(instance, subkey, subhandler, key, binder);