Move ScriptBadge, ActionInfo out of Extension; preparation for BrowserAction

chrome/common/extensions/api/extension_action/script_badge_handler.h

+// Copyright (c) 2012 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.
+
+#ifndef CHROME_COMMON_EXTENSIONS_API_EXTENSION_ACTION_SCRIPT_BADGE_HANDLER_H_
+#define CHROME_COMMON_EXTENSIONS_API_EXTENSION_ACTION_SCRIPT_BADGE_HANDLER_H_
+
+#include <string>
+
+#include "chrome/common/extensions/api/extension_action/action_info.h"
+#include "chrome/common/extensions/extension.h"
+#include "chrome/common/extensions/manifest_handler.h"
+
+namespace extensions {
+
+struct ScriptBadgeInfo : public Extension::ManifestData {
+  explicit ScriptBadgeInfo(ActionInfo* action_info);
+  virtual ~ScriptBadgeInfo();
+
+  // The extension's script badge. Never NULL.
+  scoped_ptr<ActionInfo> script_badge_info;
+
+  // Returns the script badge for the extension.
+  static const ActionInfo* GetScriptBadge(
+      const Extension* extension);
+};
+
+// Parses the "script_badge" manifest key.
+class ScriptBadgeHandler : public ManifestHandler {
+ public:
+  ScriptBadgeHandler();
+  virtual ~ScriptBadgeHandler();
+
+  virtual bool Parse(const base::Value* value,
+                     Extension* extension,
+                     string16* error) OVERRIDE;
+
+  virtual bool HasNoKey(Extension* extension, string16* error) OVERRIDE;
+ private:
+  // Sets the fields of ActionInfo to the default values, matching the parent
+  // extension's title and icons. Performed whether or not the script_badge key
+  // is present in the manifest.
+  void SetActionInfoDefaults(Extension* extension, ActionInfo* info);
+};
+
+}  // namespace extensions
+
+#endif  // CHROME_COMMON_EXTENSIONS_API_EXTENSION_ACTION_SCRIPT_BADGE_HANDLER_H_