1/*
2 * Copyright (C) 2012 Patrick Gansterer <paroga@paroga.com>
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
20 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25#ifndef WindowsExtras_h
26#define WindowsExtras_h
27
28#include <windows.h>
29#include <objbase.h>
30#include <shlwapi.h>
31
32namespace WebCore {
33
34#ifndef HWND_MESSAGE
35const HWND HWND_MESSAGE = 0;
36#endif
37
38inline HRESULT getRegistryValue(HKEY hkey, LPCWSTR pszSubKey, LPCWSTR pszValue, LPDWORD pdwType, LPVOID pvData, LPDWORD pcbData)
39{
40#if OS(WINCE)
41    HKEY key;
42    if (::RegOpenKeyExW(hkey, pszSubKey, 0, 0, &key) != ERROR_SUCCESS)
43        return ERROR_INVALID_NAME;
44    HRESULT result = ::RegQueryValueExW(key, pszValue, 0, pdwType, static_cast<LPBYTE>(pvData), pcbData);
45    ::RegCloseKey(key);
46    return result;
47#else
48    return ::SHGetValueW(hkey, pszSubKey, pszValue, pdwType, pvData, pcbData);
49#endif
50}
51
52inline void* getWindowPointer(HWND hWnd, int index)
53{
54#if OS(WINCE)
55    return reinterpret_cast<void*>(::GetWindowLong(hWnd, index));
56#else
57    return reinterpret_cast<void*>(::GetWindowLongPtr(hWnd, index));
58#endif
59}
60
61inline void* setWindowPointer(HWND hWnd, int index, void* value)
62{
63#if OS(WINCE)
64    return reinterpret_cast<void*>(::SetWindowLong(hWnd, index, reinterpret_cast<LONG>(value)));
65#else
66    return reinterpret_cast<void*>(::SetWindowLongPtr(hWnd, index, reinterpret_cast<LONG_PTR>(value)));
67#endif
68}
69
70} // namespace WebCore
71
72#endif // WindowsExtras_h
73