chrome/browser/ui/webui/media_router/media_router_webui_message_handler.h

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_UI_WEBUI_MEDIA_ROUTER_MEDIA_ROUTER_WEBUI_MESSAGE_HANDLER_H_
   6 #define CHROME_BROWSER_UI_WEBUI_MEDIA_ROUTER_MEDIA_ROUTER_WEBUI_MESSAGE_HANDLER_H_
   7
   8 #include "base/macros.h"
   9 #include "content/public/browser/web_ui_message_handler.h"
  10
  11 namespace base {
  12 class ListValue;
  13 }  // namespace base
  14
  15 namespace media_router {
  16
  17 class MediaRouterUI;
  18
  19 // The handler for Javascript messages related to the media router dialog.
  20 class MediaRouterWebUIMessageHandler : public content::WebUIMessageHandler {
  21  public:
  22   MediaRouterWebUIMessageHandler();
  23   ~MediaRouterWebUIMessageHandler() override;
  24
  25   // WebUIMessageHandler implementation.
  26   void RegisterMessages() override;
  27
  28  private:
  29   // Handlers for JavaScript messages.
  30   void OnGetInitialSettings(const base::ListValue* args);
  31   void OnCreateRoute(const base::ListValue* args);
  32   void OnActOnIssue(const base::ListValue* args);
  33   void OnCloseRoute(const base::ListValue* args);
  34   void OnCloseDialog(const base::ListValue* args);
  35
  36   // Helper function for getting a pointer to the corresponding MediaRouterUI.
  37   MediaRouterUI* GetMediaRouterUI() const;
  38
  39   // Keeps track of whether a command to close the dialog has been issued.
  40   bool dialog_closing_;
  41
  42   DISALLOW_COPY_AND_ASSIGN(MediaRouterWebUIMessageHandler);
  43 };
  44
  45 }  // namespace media_router
  46
  47 #endif  // CHROME_BROWSER_UI_WEBUI_MEDIA_ROUTER_MEDIA_ROUTER_WEBUI_MESSAGE_HANDLER_H_