| // Copyright (c) 2010 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. |
| |
| #include <windows.h> |
| |
| #ifndef CHROME_FRAME_EVENT_HOOKER_H_ |
| #define CHROME_FRAME_EVENT_HOOKER_H_ |
| |
| class EventHooker { |
| public: |
| EventHooker(); |
| ~EventHooker(); |
| |
| // Call this to install event hooks that will trigger on window creation |
| // and reparenting. Returns true if the hooks are successfully installed, |
| // false otherwise. |
| bool StartHook(); |
| |
| // Call this to remove the event hooks that are installed by StartHook(). |
| void StopHook(); |
| |
| // The callback invoked in response to an event registered for in StartHook(). |
| static VOID CALLBACK WindowCreationHookProc(HWINEVENTHOOK hook, |
| DWORD event, |
| HWND window, |
| LONG object_id, |
| LONG child_id, |
| DWORD event_tid, |
| DWORD event_time); |
| |
| private: |
| HWINEVENTHOOK window_creation_hook_; |
| }; |
| |
| #endif // CHROME_FRAME_EVENT_HOOKER_H_ |