src/chrome_frame/custom_sync_call_context.h

   1 // Copyright (c) 2011 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_FRAME_CUSTOM_SYNC_CALL_CONTEXT_H_
   6 #define CHROME_FRAME_CUSTOM_SYNC_CALL_CONTEXT_H_
   7
   8 #include <vector>
   9
  10 #include "base/memory/ref_counted.h"
  11 #include "base/synchronization/waitable_event.h"
  12 #include "base/tuple.h"
  13 #include "chrome_frame/sync_msg_reply_dispatcher.h"
  14 #include "chrome_frame/chrome_frame_automation.h"
  15 #include "ipc/ipc_sync_message.h"
  16
  17 // Class that maintains contextual information for the create and connect
  18 // external tab operations.
  19 class CreateExternalTabContext
  20     : public SyncMessageReplyDispatcher::SyncMessageCallContext {
  21  public:
  22   typedef Tuple4<HWND, HWND, int, int> output_type;
  23   explicit CreateExternalTabContext(ChromeFrameAutomationClient* client);
  24
  25   void Completed(HWND chrome_window, HWND tab_window, int tab_handle,
  26                  int session_id);
  27
  28  private:
  29   scoped_refptr<ChromeFrameAutomationClient> client_;
  30 };
  31
  32 // This class maintains context information for the BeginNavigate operations
  33 // pertaining to the external tab.
  34 class BeginNavigateContext
  35     : public SyncMessageReplyDispatcher::SyncMessageCallContext {
  36  public:
  37   explicit BeginNavigateContext(ChromeFrameAutomationClient* client);
  38
  39   typedef Tuple1<AutomationMsg_NavigationResponseValues> output_type;
  40
  41   void Completed(AutomationMsg_NavigationResponseValues response);
  42
  43  private:
  44   scoped_refptr<ChromeFrameAutomationClient> client_;
  45 };
  46
  47 // Class that maintains contextual information for the unload operation, i.e.
  48 // when the user attempts to navigate away from a page rendered in ChromeFrame.
  49 class UnloadContext
  50     : public SyncMessageReplyDispatcher::SyncMessageCallContext {
  51  public:
  52   typedef Tuple1<bool> output_type;
  53   UnloadContext(base::WaitableEvent* unload_done, bool* should_unload);
  54
  55   void Completed(bool should_unload);
  56
  57  private:
  58   base::WaitableEvent* unload_done_;
  59   bool* should_unload_;
  60 };
  61
  62 #endif  // CHROME_FRAME_CUSTOM_SYNC_CALL_CONTEXT_H_