Focus share link when pop-up opens

h/static/scripts/directives/annotation.coffee

@@ -296,8 +296,8 @@ AnnotationController = [
 # an embedded widget.
 ###
 annotation = [
-  'annotator',
-  (annotator) ->
+  '$document', 'annotator',
+  ($document,   annotator) ->
     linkFn = (scope, elem, attrs, [ctrl, thread, threadFilter, counter]) ->
       # Helper function to remove the temporary thread created for a new reply.
       prune = (message) ->
@@ -321,6 +321,12 @@ annotation = [
           scope.$evalAsync ->
             ctrl.save()
 
+      scope.share = (event) ->
+        scope.$evalAsync ->
+          $container = angular.element(event.target).parent()
+          $container.addClass('open').find('input').focus().select()
+          $document.one('click', (event) -> $container.removeClass('open'))
+
       # Keep track of edits going on in the thread.
       if counter?
         # Expand the thread if descendants are editing.

h/templates/client/annotation.html

@@ -116,7 +116,7 @@
     ng-click="vm.reply()"
     ><i class="h-icon-reply"></i> Reply</a>
   <span class="magicontrol share-dialog-wrapper">
-    <a class="small dropdown-toggle" href="" title="Share"
+    <a class="small" href="" title="Share" ng-click="share($event)"
       ><i class="h-icon-export"></i> Share</a>
     <span class="share-dialog" ng-click="$event.stopPropagation()">
       <a class="h-icon-export"