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// Copyright (c) 2006-2008 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 TOOLS_MEMORY_WATCHER_HOTKEY_H_
#define TOOLS_MEMORY_WATCHER_HOTKEY_H_
#include <atlbase.h>
#include <atlwin.h>
#include "base/logging.h"
// HotKey handler.
// Programs wishing to register a hotkey can use this.
class HotKeyHandler : public CWindowImpl<HotKeyHandler> {
public:
HotKeyHandler(UINT modifiers, UINT vk)
: m_modifiers(modifiers),
m_vkey(vk) {
Start();
}
~HotKeyHandler() { Stop(); }
BEGIN_MSG_MAP(HotKeyHandler)
MESSAGE_HANDLER(WM_HOTKEY, OnHotKey)
END_MSG_MAP()
private:
static const int hotkey_id = 0x0000baba;
bool Start() {
if (NULL == Create(NULL, NULL, NULL, WS_POPUP))
return false;
return RegisterHotKey(m_hWnd, hotkey_id, m_modifiers, m_vkey) == TRUE;
}
void Stop() {
UnregisterHotKey(m_hWnd, hotkey_id);
DestroyWindow();
}
// Handle the registered Hotkey being pressed.
virtual LRESULT OnHotKey(UINT /*uMsg*/, WPARAM /*wParam*/,
LPARAM /*lParam*/, BOOL& bHandled) = 0;
UINT m_modifiers;
UINT m_vkey;
};
#endif // TOOLS_MEMORY_WATCHER_HOTKEY_H_
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