Allow extensions to add, remove, or change their page action popup.

chrome/browser/extensions/extension_page_actions_module.cc

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/extensions/extension_page_actions_module.h"
 
 #include "base/string_util.h"
 #include "chrome/browser/browser.h"
 #include "chrome/browser/browser_list.h"
 #include "chrome/browser/profile.h"
@@ skipping 174 matching lines @@
     return false;
 
   std::string title;
   EXTENSION_FUNCTION_VALIDATE(args->GetString(L"title", &title));
 
   page_action_->SetTitle(tab_id, title);
   contents_->PageActionStateChanged();
   return true;
 }
 
+bool PageActionSetPopupFunction::RunImpl() {
+  EXTENSION_FUNCTION_VALIDATE(args_->IsType(Value::TYPE_DICTIONARY));
+  const DictionaryValue* args = args_as_dictionary();
+
+  int tab_id;
+  EXTENSION_FUNCTION_VALIDATE(args->GetInteger(L"tabId", &tab_id));
+  if (!InitCommon(tab_id))
+    return false;
+
+  // TODO(skerner): Consider allowing null and undefined to mean the popup
+  // should be removed.
+  std::string popup_string;
+  EXTENSION_FUNCTION_VALIDATE(args->GetString(L"popup", &popup_string));
+
+  GURL popup_url;
+  if (!popup_string.empty())
+    popup_url = GetExtension()->GetResourceURL(popup_string);
+
+  page_action_->SetPopupUrl(tab_id, popup_url);
+  contents_->PageActionStateChanged();
+  return true;
+}
+
 // Not currently exposed to extensions. To re-enable, add mapping in
 // extension_function_dispatcher.
 bool PageActionSetBadgeBackgroundColorFunction::RunImpl() {
   EXTENSION_FUNCTION_VALIDATE(args_->IsType(Value::TYPE_DICTIONARY));
   const DictionaryValue* args = args_as_dictionary();
 
   int tab_id;
   EXTENSION_FUNCTION_VALIDATE(args->GetInteger(L"tabId", &tab_id));
   if (!InitCommon(tab_id))
     return false;
@@ skipping 50 matching lines @@
   if (!InitCommon(tab_id))
     return false;
 
   std::string text;
   EXTENSION_FUNCTION_VALIDATE(args->GetString(L"text", &text));
 
   page_action_->SetBadgeText(tab_id, text);
   contents_->PageActionStateChanged();
   return true;
 }