ReactOS  0.4.14-dev-50-g13bb5e2
CShellCommandDeleteValue Class Reference

#include <ShellCommandDeleteValue.h>

Inheritance diagram for CShellCommandDeleteValue:
Collaboration diagram for CShellCommandDeleteValue:

Public Member Functions

 CShellCommandDeleteValue (CRegistryTree &rTree)
 
virtual ~CShellCommandDeleteValue ()
 
virtual BOOL Match (const TCHAR *pchCommand)
 
virtual int Execute (CConsole &rConsole, CArgumentParser &rArguments)
 
virtual const TCHARGetHelpString ()
 
virtual const TCHARGetHelpShortDescriptionString ()
 
- Public Member Functions inherited from CShellCommand
 CShellCommand ()
 
virtual ~CShellCommand ()
 

Private Attributes

CRegistryTreem_rTree
 

Detailed Description

Definition at line 12 of file ShellCommandDeleteValue.h.

Constructor & Destructor Documentation

◆ CShellCommandDeleteValue()

CShellCommandDeleteValue::CShellCommandDeleteValue ( CRegistryTree rTree)

Definition at line 39 of file ShellCommandDeleteValue.cpp.

39  :m_rTree(rTree)
40 {
41 }

◆ ~CShellCommandDeleteValue()

CShellCommandDeleteValue::~CShellCommandDeleteValue ( )
virtual

Definition at line 43 of file ShellCommandDeleteValue.cpp.

44 {
45 }

Member Function Documentation

◆ Execute()

int CShellCommandDeleteValue::Execute ( CConsole rConsole,
CArgumentParser rArguments 
)
virtual

Implements CShellCommand.

Definition at line 52 of file ShellCommandDeleteValue.cpp.

53 {
54  rArguments.ResetArgumentIteration();
55  TCHAR *pszCommandItself = rArguments.GetNextArgument();
56 
57  TCHAR *pszParameter;
58  TCHAR *pszValueFull = NULL;
59  BOOL blnHelp = FALSE;
60 
61  if ((_tcsnicmp(pszCommandItself,DV_CMD _T(".."),DV_CMD_LENGTH+2*sizeof(TCHAR)) == 0)||
62  (_tcsnicmp(pszCommandItself,DV_CMD _T("\\"),DV_CMD_LENGTH+1*sizeof(TCHAR)) == 0))
63  {
64  pszValueFull = pszCommandItself + DV_CMD_LENGTH;
65  }
66  else if (_tcsnicmp(pszCommandItself,DV_CMD _T("/"),DV_CMD_LENGTH+1*sizeof(TCHAR)) == 0)
67  {
68  pszParameter = pszCommandItself + DV_CMD_LENGTH;
69  goto CheckValueArgument;
70  }
71 
72  while((pszParameter = rArguments.GetNextArgument()) != NULL)
73  {
74 CheckValueArgument:
75  if ((_tcsicmp(pszParameter,_T("/?")) == 0)
76  ||(_tcsicmp(pszParameter,_T("-?")) == 0))
77  {
78  blnHelp = TRUE;
79  break;
80  }
81  else if (!pszValueFull)
82  {
83  pszValueFull = pszParameter;
84  }
85  else
86  {
87  rConsole.Write(_T("Bad parameter: "));
88  rConsole.Write(pszParameter);
89  rConsole.Write(_T("\n"));
90  }
91  }
92 
94  TCHAR *pszValueNamePattern;
95  const TCHAR *pszEmpty = _T("");
96  const TCHAR *pszPath;
97 
98  if (blnHelp)
99  {
100  rConsole.Write(GetHelpString());
101  return 0;
102  }
103 
104  if (pszValueFull)
105  {
106  if (_tcscmp(pszValueFull,_T("\\")) == 0)
107  goto CommandNAonRoot;
108 
109  TCHAR *pchSep = _tcsrchr(pszValueFull,_T('\\'));
110  pszValueNamePattern = pchSep?(pchSep+1):(pszValueFull);
111  pszPath = pchSep?pszValueFull:_T(".");
112 
113  if (pchSep)
114  *pchSep = 0;
115  }
116  else
117  {
118  pszValueNamePattern = (TCHAR*)pszEmpty;
119  pszPath = _T(".");
120  }
121 
122  {
123  size_t s = _tcslen(pszValueNamePattern);
124  if (s && (pszValueNamePattern[0] == _T('\"'))&&(pszValueNamePattern[s-1] == _T('\"')))
125  {
126  pszValueNamePattern[s-1] = 0;
127  pszValueNamePattern++;
128  }
129  }
130 
132  {
134  return 0;
135  }
136 
137  if (!Key.IsRoot())
138  { // not root key ???
139  TCHAR Buffer[254];
140  DWORD dwMaxValueNameLength;
141  LONG nError = Key.GetMaxValueNameLength(dwMaxValueNameLength);
142  if (nError != ERROR_SUCCESS)
143  {
144  _stprintf(Buffer,_T("Cannot query info about %s key. Error is %u\n"),Key.GetKeyName(),(unsigned int)nError);
145  rConsole.Write(Buffer);
146  return 0;
147  }
148 
149  TCHAR *pszValueName = new (std::nothrow) TCHAR[dwMaxValueNameLength];
150  if (!pszValueName)
151  {
152  rConsole.Write("Out of memory.");
153  return 0;
154  }
155 
156  Key.InitValueEnumeration(pszValueName,dwMaxValueNameLength,NULL,0,NULL);
157 
158  while ((nError = Key.GetNextValue()) == ERROR_SUCCESS)
159  {
160  if (PatternMatch(pszValueNamePattern,pszValueName))
161  {
162  nError = Key.DeleteValue(pszValueName);
163  if (nError != ERROR_SUCCESS)
164  {
165  _stprintf(Buffer,_T("Cannot delete value. Error is %u\n"),(unsigned int)nError);
166  rConsole.Write(Buffer);
167  }
168  else
169  {
171  }
172  Key.InitValueEnumeration(pszValueName,dwMaxValueNameLength,NULL,0,NULL); // reset iteration
173  }
174  }
175  } // if (pKey)
176  else
177  {
178 CommandNAonRoot:
179  rConsole.Write(DV_CMD COMMAND_NA_ON_ROOT);
180  }
181 
182  return 0;
183 }
virtual const TCHAR * GetHelpString()
#define TRUE
Definition: types.h:120
IN PLARGE_INTEGER IN PLARGE_INTEGER PEPROCESS ULONG Key
Definition: fatprocs.h:2697
#define ERROR_SUCCESS
Definition: deptool.c:10
#define KEY_SET_VALUE
Definition: nt_native.h:1017
#define _tcsicmp
Definition: xmlstorage.h:205
int _tcscmp(const _TCHAR *s1, const _TCHAR *s2)
Definition: tcscmp.h:8
unsigned int BOOL
Definition: ntddk_ex.h:94
BOOL GetKey(const TCHAR *pchRelativePath, REGSAM DesiredAccess, CRegistryKey &rKey)
long LONG
Definition: pedump.c:60
#define _tcsnicmp
Definition: xmlstorage.h:207
TCHAR * GetNextArgument()
void ResetArgumentIteration()
size_t __cdecl _tcslen(const _TCHAR *str)
Definition: tcslen.h:9
smooth NULL
Definition: ftsmooth.c:416
Definition: bufpool.h:45
char TCHAR
Definition: xmlstorage.h:189
#define _T(x)
Definition: vfdio.h:22
unsigned long DWORD
Definition: ntddk_ex.h:95
BOOL PatternMatch(const TCHAR *pszPattern, const TCHAR *pszTry)
Definition: Pattern.cpp:28
const TCHAR * GetLastErrorDescription()
GLdouble s
Definition: gl.h:2039
#define DV_CMD
#define _stprintf
Definition: utility.h:124
#define COMMAND_NA_ON_ROOT
BOOL Write(const TCHAR *p, DWORD dwChars=0)
Definition: Console.cpp:90
#define KEY_QUERY_VALUE
Definition: nt_native.h:1016
_TCHAR * _tcsrchr(const _TCHAR *s, _XINT c)
Definition: tcsrchr.h:4
#define DV_CMD_LENGTH
void InvalidateCompletion()
Definition: Completion.cpp:511
unsigned int(__cdecl typeof(jpeg_read_scanlines))(struct jpeg_decompress_struct *
Definition: typeof.h:31

◆ GetHelpShortDescriptionString()

const TCHAR * CShellCommandDeleteValue::GetHelpShortDescriptionString ( )
virtual

Implements CShellCommand.

Definition at line 194 of file ShellCommandDeleteValue.cpp.

195 {
196  return DV_CMD_SHORT_DESC;
197 }
#define DV_CMD_SHORT_DESC

◆ GetHelpString()

const TCHAR * CShellCommandDeleteValue::GetHelpString ( )
virtual

Implements CShellCommand.

Definition at line 185 of file ShellCommandDeleteValue.cpp.

186 {
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");
192 }
static GLenum which
Definition: wgl_font.c:159
Definition: path.h:34
GLdouble n
Definition: glext.h:7729
#define _T(x)
Definition: vfdio.h:22
GLdouble s
Definition: gl.h:2039
#define delete(ptr)
Definition: treelist.c:56
#define DV_CMD_SHORT_DESC
#define DV_CMD
Definition: services.c:325
int help
Definition: sort.c:20
GLubyte * pattern
Definition: glext.h:7787
Definition: path.c:42

Referenced by Execute().

◆ Match()

BOOL CShellCommandDeleteValue::Match ( const TCHAR pchCommand)
virtual

Implements CShellCommand.

Definition at line 47 of file ShellCommandDeleteValue.cpp.

48 {
49  return _tcsicmp(pszCommand,DV_CMD) == 0;
50 }
#define _tcsicmp
Definition: xmlstorage.h:205
#define DV_CMD

Member Data Documentation

◆ m_rTree

CRegistryTree& CShellCommandDeleteValue::m_rTree
private

Definition at line 22 of file ShellCommandDeleteValue.h.

Referenced by Execute().


The documentation for this class was generated from the following files: