static struct
{
HKEY hkey;
- const char *szName;
- const char *szShortName;
+ const wxChar *szName;
+ const wxChar *szShortName;
}
aStdKeys[] =
{
- { HKEY_CLASSES_ROOT, "HKEY_CLASSES_ROOT", "HKCR" },
+ { HKEY_CLASSES_ROOT, _T("HKEY_CLASSES_ROOT"), _T("HKCR") },
#ifdef __WIN32__
- { HKEY_CURRENT_USER, "HKEY_CURRENT_USER", "HKCU" },
- { HKEY_LOCAL_MACHINE, "HKEY_LOCAL_MACHINE", "HKLM" },
- { HKEY_USERS, "HKEY_USERS", "HKU" }, // short name?
- { HKEY_PERFORMANCE_DATA, "HKEY_PERFORMANCE_DATA", "HKPD" },
+ { HKEY_CURRENT_USER, _T("HKEY_CURRENT_USER"), _T("HKCU") },
+ { HKEY_LOCAL_MACHINE, _T("HKEY_LOCAL_MACHINE"), _T("HKLM") },
+ { HKEY_USERS, _T("HKEY_USERS"), _T("HKU") }, // short name?
+ { HKEY_PERFORMANCE_DATA, _T("HKEY_PERFORMANCE_DATA"), _T("HKPD") },
#if WINVER >= 0x0400
- { HKEY_CURRENT_CONFIG, "HKEY_CURRENT_CONFIG", "HKCC" },
+ { HKEY_CURRENT_CONFIG, _T("HKEY_CURRENT_CONFIG"), _T("HKCC") },
#ifndef __GNUWIN32__
- { HKEY_DYN_DATA, "HKEY_DYN_DATA", "HKDD" }, // short name?
+ { HKEY_DYN_DATA, _T("HKEY_DYN_DATA"), _T("HKDD") }, // short name?
#endif //GNUWIN32
#endif //WINVER >= 4.0
#endif //WIN32
};
// the registry name separator (perhaps one day MS will change it to '/' ;-)
-#define REG_SEPARATOR '\\'
+#define REG_SEPARATOR _T('\\')
// useful for Windows programmers: makes somewhat more clear all these zeroes
// being passed to Windows APIs
static inline void RemoveTrailingSeparator(wxString& str);
// returns TRUE if given registry key exists
-static bool KeyExists(WXHKEY hRootKey, const char *szKey);
+static bool KeyExists(WXHKEY hRootKey, const wxChar *szKey);
// combines value and key name (uses static buffer!)
-static const char *GetFullName(const wxRegKey *pKey,
- const char *szValue = NULL);
+static const wxChar *GetFullName(const wxRegKey *pKey,
+ const wxChar *szValue = NULL);
// ============================================================================
// implementation of wxRegKey class
// @@ should take a `StdKey key', but as it's often going to be used in loops
// it would require casts in user code.
-const char *wxRegKey::GetStdKeyName(size_t key)
+const wxChar *wxRegKey::GetStdKeyName(size_t key)
{
// return empty string if key is invalid
- wxCHECK_MSG( key < nStdKeys, "", "invalid key in wxRegKey::GetStdKeyName" );
+ wxCHECK_MSG( key < nStdKeys, _T(""), _T("invalid key in wxRegKey::GetStdKeyName") );
return aStdKeys[key].szName;
}
-const char *wxRegKey::GetStdKeyShortName(size_t key)
+const wxChar *wxRegKey::GetStdKeyShortName(size_t key)
{
// return empty string if key is invalid
- wxCHECK( key < nStdKeys, "" );
+ wxCHECK( key < nStdKeys, _T("") );
return aStdKeys[key].szShortName;
}
}
if ( ui == nStdKeys ) {
- wxFAIL_MSG("invalid key prefix in wxRegKey::ExtractKeyName.");
+ wxFAIL_MSG(_T("invalid key prefix in wxRegKey::ExtractKeyName."));
hRootKey = HKEY_CLASSES_ROOT;
}
return (StdKey)ui;
}
- wxFAIL_MSG("non root hkey passed to wxRegKey::GetStdKeyFromHkey.");
+ wxFAIL_MSG(_T("non root hkey passed to wxRegKey::GetStdKeyFromHkey."));
return HKCR;
}
}
}
+ // prevent a buggy program from erasing one of the root registry keys or an
+ // immediate subkey (i.e. one which doesn't have '\\' inside) of any other
+ // key except HKCR (HKCR has some "deleteable" subkeys)
+ if ( m_strKey.IsEmpty() || (m_hRootKey != HKCR &&
+ m_strKey.Find(REG_SEPARATOR) == wxNOT_FOUND) ) {
+ wxLogError(_("Registry key '%s' is needed for normal system operation,\n"
+ "deleting it will leave your system in unusable state:\n"
+ "operation aborted."), GetFullName(this));
+
+ return FALSE;
+ }
+
// we can't delete keys while enumerating because it confuses GetNextKey, so
// we first save the key names and then delete them all
wxArrayString astrSubkeys;
return TRUE;
}
-bool wxRegKey::DeleteKey(const char *szKey)
+bool wxRegKey::DeleteKey(const wxChar *szKey)
{
if ( !Open() )
return FALSE;
return key.DeleteSelf();
}
-bool wxRegKey::DeleteValue(const char *szValue)
+bool wxRegKey::DeleteValue(const wxChar *szValue)
{
if ( !Open() )
return FALSE;
#if defined(__WIN32__) && !defined(__TWIN32__)
- m_dwLastError = RegDeleteValue((HKEY) m_hKey, (char*) (const char*) szValue);
+ m_dwLastError = RegDeleteValue((HKEY) m_hKey, WXSTRINGCAST szValue);
if ( m_dwLastError != ERROR_SUCCESS ) {
wxLogSysError(m_dwLastError, _("can't delete value '%s' from key '%s'"),
szValue, GetName().c_str());
// ----------------------------------------------------------------------------
// return TRUE if value exists
-bool wxRegKey::HasValue(const char *szValue) const
+bool wxRegKey::HasValue(const wxChar *szValue) const
{
// this function should be silent, so suppress possible messages from Open()
wxLogNull nolog;
#ifdef __WIN32__
if ( CONST_CAST Open() ) {
- return RegQueryValueEx((HKEY) m_hKey, (char*) (const char*) szValue, RESERVED,
+ return RegQueryValueEx((HKEY) m_hKey, WXSTRINGCAST szValue, RESERVED,
NULL, NULL, NULL) == ERROR_SUCCESS;
}
else
#endif // WIN16/32
}
+// returns TRUE if this key has any values
+bool wxRegKey::HasValues() const
+{
+ // suppress possible messages from GetFirstValue()
+ wxLogNull nolog;
+
+ // just call GetFirstValue with dummy parameters
+ wxString str;
+ long l;
+ return CONST_CAST GetFirstValue(str, l);
+}
+
// returns TRUE if this key has any subkeys
bool wxRegKey::HasSubkeys() const
{
}
// returns TRUE if given subkey exists
-bool wxRegKey::HasSubKey(const char *szKey) const
+bool wxRegKey::HasSubKey(const wxChar *szKey) const
{
// this function should be silent, so suppress possible messages from Open()
wxLogNull nolog;
return FALSE;
}
-wxRegKey::ValueType wxRegKey::GetValueType(const char *szValue)
+wxRegKey::ValueType wxRegKey::GetValueType(const wxChar *szValue) const
{
#ifdef __WIN32__
- if ( !Open() )
+ if ( ! CONST_CAST Open() )
return Type_None;
DWORD dwType;
- m_dwLastError = RegQueryValueEx((HKEY) m_hKey, (char*) (const char*) szValue, RESERVED,
+ m_dwLastError = RegQueryValueEx((HKEY) m_hKey, WXSTRINGCAST szValue, RESERVED,
&dwType, NULL, NULL);
if ( m_dwLastError != ERROR_SUCCESS ) {
wxLogSysError(m_dwLastError, _("can't read value of key '%s'"),
}
#ifdef __WIN32__
-bool wxRegKey::SetValue(const char *szValue, long lValue)
+bool wxRegKey::SetValue(const wxChar *szValue, long lValue)
{
#ifdef __TWIN32__
wxFAIL_MSG("RegSetValueEx not implemented by TWIN32");
#endif
}
-bool wxRegKey::QueryValue(const char *szValue, long *plValue) const
+bool wxRegKey::QueryValue(const wxChar *szValue, long *plValue) const
{
if ( CONST_CAST Open() ) {
DWORD dwType, dwSize = sizeof(DWORD);
RegString pBuf = (RegString)plValue;
- m_dwLastError = RegQueryValueEx((HKEY) m_hKey, (char*) (const char*) szValue, RESERVED,
+ m_dwLastError = RegQueryValueEx((HKEY) m_hKey, WXSTRINGCAST szValue, RESERVED,
&dwType, pBuf, &dwSize);
if ( m_dwLastError != ERROR_SUCCESS ) {
wxLogSysError(m_dwLastError, _("can't read value of key '%s'"),
else {
// check that we read the value of right type
wxASSERT_MSG( dwType == REG_DWORD,
- "Type mismatch in wxRegKey::QueryValue()." );
+ _T("Type mismatch in wxRegKey::QueryValue().") );
return TRUE;
}
#endif //Win32
-bool wxRegKey::QueryValue(const char *szValue, wxString& strValue) const
+bool wxRegKey::QueryValue(const wxChar *szValue, wxString& strValue) const
{
if ( CONST_CAST Open() ) {
#ifdef __WIN32__
// first get the type and size of the data
DWORD dwType, dwSize;
- m_dwLastError = RegQueryValueEx((HKEY) m_hKey, (char*) (const char*) szValue, RESERVED,
+ m_dwLastError = RegQueryValueEx((HKEY) m_hKey, WXSTRINGCAST szValue, RESERVED,
&dwType, NULL, &dwSize);
if ( m_dwLastError == ERROR_SUCCESS ) {
RegString pBuf = (RegString)strValue.GetWriteBuf(dwSize);
- m_dwLastError = RegQueryValueEx((HKEY) m_hKey, (char*) (const char*) szValue, RESERVED,
+ m_dwLastError = RegQueryValueEx((HKEY) m_hKey, WXSTRINGCAST szValue, RESERVED,
&dwType, pBuf, &dwSize);
strValue.UngetWriteBuf();
if ( m_dwLastError == ERROR_SUCCESS ) {
// check that it was the right type
wxASSERT_MSG( dwType == REG_SZ,
- "Type mismatch in wxRegKey::QueryValue()." );
+ _T("Type mismatch in wxRegKey::QueryValue().") );
return TRUE;
}
return FALSE;
}
-bool wxRegKey::SetValue(const char *szValue, const wxString& strValue)
+bool wxRegKey::SetValue(const wxChar *szValue, const wxString& strValue)
{
if ( CONST_CAST Open() ) {
#if defined( __WIN32__) && !defined(__TWIN32__)
return FALSE;
#if defined( __WIN32__) && !defined(__TWIN32__)
- char szValueName[1024]; // @@ use RegQueryInfoKey...
+ wxChar szValueName[1024]; // @@ use RegQueryInfoKey...
DWORD dwValueLen = WXSIZEOF(szValueName);
- lIndex++;
- m_dwLastError = RegEnumValue((HKEY) m_hKey, lIndex,
+ m_dwLastError = RegEnumValue((HKEY) m_hKey, lIndex++,
szValueName, &dwValueLen,
RESERVED,
NULL, // [out] type
if ( lIndex == -1 )
return FALSE;
- char szKeyName[_MAX_PATH + 1];
+ wxChar szKeyName[_MAX_PATH + 1];
m_dwLastError = RegEnumKey((HKEY) m_hKey, lIndex++, szKeyName, WXSIZEOF(szKeyName));
if ( m_dwLastError != ERROR_SUCCESS ) {
return TRUE;
}
+// returns TRUE if the value contains a number (else it's some string)
+bool wxRegKey::IsNumericValue(const wxChar *szValue) const
+ {
+ ValueType type = GetValueType(szValue);
+ switch ( type ) {
+ case Type_Dword:
+ case Type_Dword_little_endian:
+ case Type_Dword_big_endian:
+ return TRUE;
+
+ default:
+ return FALSE;
+ }
+ }
+
// ============================================================================
// implementation of global private functions
// ============================================================================
-bool KeyExists(WXHKEY hRootKey, const char *szKey)
+bool KeyExists(WXHKEY hRootKey, const wxChar *szKey)
{
HKEY hkeyDummy;
if ( RegOpenKey( (HKEY) hRootKey, szKey, &hkeyDummy) == ERROR_SUCCESS ) {
return FALSE;
}
-const char *GetFullName(const wxRegKey *pKey, const char *szValue)
+const wxChar *GetFullName(const wxRegKey *pKey, const wxChar *szValue)
{
static wxString s_str;
s_str = pKey->GetName();
- if ( !IsEmpty(szValue) )
- s_str << "\\" << szValue;
+ if ( !wxIsEmpty(szValue) )
+ s_str << _T("\\") << szValue;
return s_str.c_str();
}
projects / wxWidgets.git / blobdiff