3 * regexpl - Console Registry Explorer
5 * Copyright (C) 2000-2005 Nedko Arnaudov <nedko@users.sourceforge.net>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program 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
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; see the file COPYING. If not, write to
19 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 * Boston, MA 02111-1307, USA.
23 // ShellCommandDeleteValue.cpp: implementation of the CShellCommandDeleteValue class.
25 //////////////////////////////////////////////////////////////////////
28 #include "ShellCommandDeleteValue.h"
29 #include "RegistryExplorer.h"
32 #define DV_CMD _T("DV")
33 #define DV_CMD_LENGTH COMMAND_LENGTH(DV_CMD)
34 #define DV_CMD_SHORT_DESC DV_CMD _T(" command is used to delete value.\n")
36 //////////////////////////////////////////////////////////////////////
37 // Construction/Destruction
38 //////////////////////////////////////////////////////////////////////
40 CShellCommandDeleteValue::CShellCommandDeleteValue(CRegistryTree
& rTree
):m_rTree(rTree
)
44 CShellCommandDeleteValue::~CShellCommandDeleteValue()
48 BOOL
CShellCommandDeleteValue::Match(const TCHAR
*pszCommand
)
50 return _tcsicmp(pszCommand
,DV_CMD
) == 0;
53 int CShellCommandDeleteValue::Execute(CConsole
&rConsole
, CArgumentParser
& rArguments
)
55 rArguments
.ResetArgumentIteration();
56 TCHAR
*pszCommandItself
= rArguments
.GetNextArgument();
59 TCHAR
*pszValueFull
= NULL
;
62 if ((_tcsnicmp(pszCommandItself
,DV_CMD
_T(".."),DV_CMD_LENGTH
+2*sizeof(TCHAR
)) == 0)||
63 (_tcsnicmp(pszCommandItself
,DV_CMD
_T("\\"),DV_CMD_LENGTH
+1*sizeof(TCHAR
)) == 0))
65 pszValueFull
= pszCommandItself
+ DV_CMD_LENGTH
;
67 else if (_tcsnicmp(pszCommandItself
,DV_CMD
_T("/"),DV_CMD_LENGTH
+1*sizeof(TCHAR
)) == 0)
69 pszParameter
= pszCommandItself
+ DV_CMD_LENGTH
;
70 goto CheckValueArgument
;
73 while((pszParameter
= rArguments
.GetNextArgument()) != NULL
)
76 if ((_tcsicmp(pszParameter
,_T("/?")) == 0)
77 ||(_tcsicmp(pszParameter
,_T("-?")) == 0))
82 else if (!pszValueFull
)
84 pszValueFull
= pszParameter
;
88 rConsole
.Write(_T("Bad parameter: "));
89 rConsole
.Write(pszParameter
);
90 rConsole
.Write(_T("\n"));
95 TCHAR
*pszValueNamePattern
;
100 rConsole
.Write(GetHelpString());
106 if (_tcscmp(pszValueFull
,_T("\\")) == 0)
107 goto CommandNAonRoot
;
109 TCHAR
*pchSep
= _tcsrchr(pszValueFull
,_T('\\'));
110 pszValueNamePattern
= pchSep
?(pchSep
+1):(pszValueFull
);
111 pszPath
= pchSep
?pszValueFull
:_T(".");
118 pszValueNamePattern
= _T("");
123 size_t s
= _tcslen(pszValueNamePattern
);
124 if (s
&& (pszValueNamePattern
[0] == _T('\"'))&&(pszValueNamePattern
[s
-1] == _T('\"')))
126 pszValueNamePattern
[s
-1] = 0;
127 pszValueNamePattern
++;
131 if (!m_rTree
.GetKey(pszPath
,KEY_QUERY_VALUE
|KEY_SET_VALUE
,Key
))
133 rConsole
.Write(m_rTree
.GetLastErrorDescription());
138 { // not root key ???
140 DWORD dwMaxValueNameLength
;
141 LONG nError
= Key
.GetMaxValueNameLength(dwMaxValueNameLength
);
142 if (nError
!= ERROR_SUCCESS
)
144 _stprintf(Buffer
,_T("Cannot query info about %s key. Error is %u\n"),Key
.GetKeyName(),(unsigned int)nError
);
145 rConsole
.Write(Buffer
);
149 TCHAR
*pszValueName
= new TCHAR
[dwMaxValueNameLength
];
152 rConsole
.Write("Out of memory.");
156 Key
.InitValueEnumeration(pszValueName
,dwMaxValueNameLength
,NULL
,0,NULL
);
158 while ((nError
= Key
.GetNextValue()) == ERROR_SUCCESS
)
160 if (PatternMatch(pszValueNamePattern
,pszValueName
))
162 nError
= Key
.DeleteValue(pszValueName
);
163 if (nError
!= ERROR_SUCCESS
)
165 _stprintf(Buffer
,_T("Cannot delete value. Error is %u\n"),(unsigned int)nError
);
166 rConsole
.Write(Buffer
);
170 InvalidateCompletion();
172 Key
.InitValueEnumeration(pszValueName
,dwMaxValueNameLength
,NULL
,0,NULL
); // reset iteration
179 rConsole
.Write(DV_CMD COMMAND_NA_ON_ROOT
);
185 const TCHAR
* CShellCommandDeleteValue::GetHelpString()
187 return DV_CMD_SHORT_DESC
188 _T("Syntax: ") DV_CMD
_T(" [<PATH>][<VALUE_NAME>] [/?]\n\n")
189 _T(" <PATH> - Optional relative path of key which value will be delete.\n")
190 _T(" <VALUE_NAME> - Name pattern of key's value. Default is key's default value.\n")
191 _T(" /? - This help.\n\n");
194 const TCHAR
* CShellCommandDeleteValue::GetHelpShortDescriptionString()
196 return DV_CMD_SHORT_DESC
;