Add settings UI for managing defaults

chrome/browser/ui/webui/options2/web_intents_defaults_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_BROWSER_UI_WEBUI_OPTIONS2_MEDIA_GALLERY_HANDLER_H_
+#define CHROME_BROWSER_UI_WEBUI_OPTIONS2_MEDIA_GALLERY_HANDLER_H_

[csilv, 2012/08/09 18:18:04]

CHROME_BROWSER_UI_WEBUI_OPTIONS2_WEB_INTENTS_DEFAULTS_HANDLER_H_

+
+#include "chrome/browser/intents/default_web_intent_service.h"
+#include "chrome/browser/intents/web_intents_registry.h"
+#include "chrome/browser/ui/webui/options2/options_ui.h"
+#include "content/public/browser/notification_observer.h"
+
+namespace options2 {
+
+// Handles messages related to adding or removing media galleries.
+class WebIntentsDefaultsHandler : public OptionsPageUIHandler {
+ public:
+  WebIntentsDefaultsHandler();
+  virtual ~WebIntentsDefaultsHandler();
+
+  // OptionsPageUIHandler implementation.
+  virtual void GetLocalizedValues(base::DictionaryValue* values) OVERRIDE;
+  virtual void InitializeHandler() OVERRIDE;
+  virtual void InitializePage() OVERRIDE;
+  virtual void RegisterMessages() OVERRIDE;
+
+  // NotificationObserver implementation.
+  virtual void Observe(int type,
+                       const content::NotificationSource& source,
+                       const content::NotificationDetails& details) OVERRIDE;
+
+ private:
+  // Handles the "removeDefault" message. The first and only argument
+  // of concern is the service_url of the defaults to be removed.
+  void HandleRemoveServiceDefaults(const base::ListValue* args);
+
+  // Called when the list of known defaults has changed; updates the page.
+  void UpdateServiceList();
+
+  void OnServicesLoaded(const std::vector<DefaultWebIntentService>& services);
+
+  WebIntentsRegistry* GetRegistry();
+  DISALLOW_COPY_AND_ASSIGN(WebIntentsDefaultsHandler);
+};
+
+}  // namespace options2
+
+#endif  // CHROME_BROWSER_UI_WEBUI_OPTIONS2_MEDIA_GALLERY_HANDLER_H_