[SNDVOL32] Add the small line dialog
[reactos.git] / base / applications / regedit / error.c
1 /*
2 * Regedit errors, warnings, informations displaying
3 *
4 * Copyright (C) 2010 Adam Kachwalla <geekdundee@gmail.com>
5 * Copyright (C) 2012 Hermès Bélusca - Maïto <hermes.belusca@sfr.fr>
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 #include "regedit.h"
23
24 int ErrorMessageBox(HWND hWnd, LPCWSTR lpTitle, DWORD dwErrorCode, ...)
25 {
26 int iRet = 0;
27 LPWSTR lpMsgBuf = NULL;
28 DWORD Status = 0;
29 va_list args;
30
31 va_start(args, dwErrorCode);
32
33 Status = FormatMessageW(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
34 NULL,
35 dwErrorCode,
36 MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
37 (LPWSTR)&lpMsgBuf,
38 0,
39 &args);
40
41 va_end(args);
42
43 iRet = MessageBoxW(hWnd, (Status && lpMsgBuf ? lpMsgBuf : L"Error displaying error message."), lpTitle, MB_OK | MB_ICONERROR);
44
45 if (lpMsgBuf) LocalFree(lpMsgBuf);
46
47 /* Return the MessageBoxW information */
48 return iRet;
49 }
50
51 int InfoMessageBox(HWND hWnd, UINT uType, LPCWSTR lpTitle, LPCWSTR lpMessage, ...)
52 {
53 int iRet = 0;
54 LPWSTR lpMsgBuf = NULL;
55 va_list args;
56
57 va_start(args, lpMessage);
58
59 if (lpMessage)
60 {
61 SIZE_T strLen = _vscwprintf(lpMessage, args);
62
63 /* Create a buffer on the heap and zero it out (LPTR) */
64 lpMsgBuf = (LPWSTR)LocalAlloc(LPTR, (strLen + 1) * sizeof(WCHAR));
65 if (lpMsgBuf)
66 {
67 _vsnwprintf(lpMsgBuf, strLen, lpMessage, args);
68 }
69 }
70
71 va_end(args);
72
73 iRet = MessageBoxW(hWnd, (lpMessage && lpMsgBuf ? lpMsgBuf : L"Error displaying info message."), lpTitle, uType);
74
75 if (lpMsgBuf) LocalFree(lpMsgBuf);
76
77 /* Return the MessageBoxW information */
78 return iRet;
79 }