chrome/browser/devtools/devtools_embedder_message_dispatcher.h

   1 // Copyright 2013 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_DEVTOOLS_DEVTOOLS_EMBEDDER_MESSAGE_DISPATCHER_H_
   6 #define CHROME_BROWSER_DEVTOOLS_DEVTOOLS_EMBEDDER_MESSAGE_DISPATCHER_H_
   7
   8 #include <map>
   9 #include <string>
  10
  11 #include "base/callback.h"
  12 #include "ui/gfx/insets.h"
  13 #include "ui/gfx/size.h"
  14
  15 namespace base {
  16 class ListValue;
  17 }
  18
  19 /**
  20  * Dispatcher for messages sent from the DevTools frontend running in an
  21  * isolated renderer (on chrome-devtools://) to the embedder in the browser.
  22  *
  23  * The messages are sent via InspectorFrontendHost.sendMessageToEmbedder method.
  24  */
  25 class DevToolsEmbedderMessageDispatcher {
  26  public:
  27   class Delegate {
  28    public:
  29     virtual ~Delegate() {}
  30
  31     virtual void ActivateWindow() = 0;
  32     virtual void CloseWindow() = 0;
  33     virtual void SetContentsInsets(
  34         int top, int left, int bottom, int right) = 0;
  35     virtual void SetContentsResizingStrategy(
  36         const gfx::Insets& insets, const gfx::Size& min_size) = 0;
  37     virtual void InspectElementCompleted() = 0;
  38     virtual void MoveWindow(int x, int y) = 0;
  39     virtual void SetIsDocked(bool is_docked) = 0;
  40     virtual void OpenInNewTab(const std::string& url) = 0;
  41     virtual void SaveToFile(const std::string& url,
  42                             const std::string& content,
  43                             bool save_as) = 0;
  44     virtual void AppendToFile(const std::string& url,
  45                               const std::string& content) = 0;
  46     virtual void RequestFileSystems() = 0;
  47     virtual void AddFileSystem() = 0;
  48     virtual void RemoveFileSystem(const std::string& file_system_path) = 0;
  49     virtual void UpgradeDraggedFileSystemPermissions(
  50         const std::string& file_system_url) = 0;
  51     virtual void IndexPath(int request_id,
  52                            const std::string& file_system_path) = 0;
  53     virtual void StopIndexing(int request_id) = 0;
  54     virtual void SearchInPath(int request_id,
  55                               const std::string& file_system_path,
  56                               const std::string& query) = 0;
  57     virtual void ZoomIn() = 0;
  58     virtual void ZoomOut() = 0;
  59     virtual void ResetZoom() = 0;
  60   };
  61
  62   explicit DevToolsEmbedderMessageDispatcher(Delegate* delegate);
  63
  64   ~DevToolsEmbedderMessageDispatcher();
  65
  66   std::string Dispatch(const std::string& method, base::ListValue* params);
  67
  68  private:
  69   typedef base::Callback<bool(const base::ListValue&)> Handler;
  70   void RegisterHandler(const std::string& method, const Handler& handler);
  71
  72   typedef std::map<std::string, Handler> HandlerMap;
  73   HandlerMap handlers_;
  74 };
  75
  76 #endif  // CHROME_BROWSER_DEVTOOLS_DEVTOOLS_EMBEDDER_MESSAGE_DISPATCHER_H_