#pragma hdrstop
#endif
+#if wxUSE_REGKEY
+
#ifndef WX_PRECOMP
#include "wx/msw/wrapwin.h"
#include "wx/string.h"
#include "wx/intl.h"
#include "wx/log.h"
+ #include "wx/crt.h"
#endif
#include "wx/file.h"
typedef unsigned char *RegString;
typedef BYTE* RegBinary;
+#ifndef HKEY_PERFORMANCE_DATA
+ #define HKEY_PERFORMANCE_DATA ((HKEY)0x80000004)
+#endif
+
+#ifndef HKEY_CURRENT_CONFIG
+ #define HKEY_CURRENT_CONFIG ((HKEY)0x80000005)
+#endif
+
+#ifndef HKEY_DYN_DATA
+ #define HKEY_DYN_DATA ((HKEY)0x80000006)
+#endif
+
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
{ HKEY_CURRENT_USER, wxT("HKEY_CURRENT_USER"), wxT("HKCU") },
{ HKEY_LOCAL_MACHINE, wxT("HKEY_LOCAL_MACHINE"), wxT("HKLM") },
{ HKEY_USERS, wxT("HKEY_USERS"), wxT("HKU") }, // short name?
-#ifndef __WXWINCE__
{ HKEY_PERFORMANCE_DATA, wxT("HKEY_PERFORMANCE_DATA"), wxT("HKPD") },
-#endif
-#ifdef HKEY_CURRENT_CONFIG
{ HKEY_CURRENT_CONFIG, wxT("HKEY_CURRENT_CONFIG"), wxT("HKCC") },
-#endif
-#ifdef HKEY_DYN_DATA
{ HKEY_DYN_DATA, wxT("HKEY_DYN_DATA"), wxT("HKDD") }, // short name?
-#endif
};
// the registry name separator (perhaps one day MS will change it to '/' ;-)
static inline void RemoveTrailingSeparator(wxString& str);
// returns true if given registry key exists
-static bool KeyExists(WXHKEY hRootKey, const wxChar *szKey);
+static bool KeyExists(WXHKEY hRootKey, const wxString& szKey);
+
+// combines value and key name
+static wxString GetFullName(const wxRegKey *pKey);
+static wxString GetFullName(const wxRegKey *pKey, const wxString& szValue);
-// combines value and key name (uses static buffer!)
-static const wxChar *GetFullName(const wxRegKey *pKey,
- const wxChar *szValue = NULL);
+// returns "value" argument of wxRegKey methods converted into a value that can
+// be passed to win32 registry functions; specifically, converts empty string
+// to NULL
+static inline const wxChar *RegValueStr(const wxString& szValue);
// ============================================================================
// implementation of wxRegKey class
Close();
m_hKey = hKey;
+
+ // we don't know the parent of this key, assume HKLM by default
+ m_hRootKey = HKEY_LOCAL_MACHINE;
+
+ // we don't know in which mode was this key opened but we can't reopen it
+ // anyhow because we don't know its name, so the only thing we can is to hope
+ // that it allows all the operations which we're going to perform on it
+ m_mode = Write;
+
+ // reset old data
+ m_strKey.empty();
+ m_dwLastError = 0;
}
// ----------------------------------------------------------------------------
bool wxRegKey::Exists() const
{
// opened key has to exist, try to open it if not done yet
- return IsOpened() ? true : KeyExists(m_hRootKey, m_strKey);
+ return IsOpened() ? true : KeyExists(m_hRootKey, m_strKey.wx_str());
}
// returns the full name of the key (prefix is abbreviated if bShortPrefix)
wxString str = bShortPrefix ? aStdKeys[key].szShortName
: aStdKeys[key].szName;
if ( !m_strKey.empty() )
- str << _T("\\") << m_strKey;
+ str << wxT("\\") << m_strKey;
return str;
}
#endif
// it might be unexpected to some that this function doesn't open the key
- wxASSERT_MSG( IsOpened(), _T("key should be opened in GetKeyInfo") );
+ wxASSERT_MSG( IsOpened(), wxT("key should be opened in GetKeyInfo") );
m_dwLastError = ::RegQueryInfoKey
(
m_dwLastError = ::RegOpenKeyEx
(
(HKEY) m_hRootKey,
- m_strKey,
+ m_strKey.t_str(),
RESERVED,
mode == Read ? KEY_READ : KEY_ALL_ACCESS,
&tmpKey
HKEY tmpKey;
#ifdef __WXWINCE__
DWORD disposition;
- m_dwLastError = RegCreateKeyEx((HKEY) m_hRootKey, m_strKey,
+ m_dwLastError = RegCreateKeyEx((HKEY) m_hRootKey, m_strKey.wx_str(),
NULL, // reserved
NULL, // class string
0,
&tmpKey,
&disposition);
#else
- m_dwLastError = RegCreateKey((HKEY) m_hRootKey, m_strKey, &tmpKey);
+ m_dwLastError = RegCreateKey((HKEY) m_hRootKey, m_strKey.t_str(), &tmpKey);
#endif
if ( m_dwLastError != ERROR_SUCCESS ) {
wxLogSysError(m_dwLastError, _("Can't create registry key '%s'"),
return true;
}
-bool wxRegKey::RenameValue(const wxChar *szValueOld, const wxChar *szValueNew)
+bool
+wxRegKey::RenameValue(const wxString& szValueOld, const wxString& szValueNew)
{
bool ok = true;
if ( HasValue(szValueNew) ) {
return true;
}
-bool wxRegKey::CopyValue(const wxChar *szValue,
+bool wxRegKey::CopyValue(const wxString& szValue,
wxRegKey& keyDst,
- const wxChar *szValueNew)
+ const wxString& szValueNew)
{
- if ( !szValueNew ) {
+ wxString valueNew(szValueNew);
+ if ( valueNew.empty() ) {
// by default, use the same name
- szValueNew = szValue;
+ valueNew = szValue;
}
switch ( GetValueType(szValue) ) {
{
wxString strVal;
return QueryValue(szValue, strVal) &&
- keyDst.SetValue(szValueNew, strVal);
+ keyDst.SetValue(valueNew, strVal);
}
case Type_Dword:
{
long dwVal;
return QueryValue(szValue, &dwVal) &&
- keyDst.SetValue(szValueNew, dwVal);
+ keyDst.SetValue(valueNew, dwVal);
}
case Type_Binary:
{
wxMemoryBuffer buf;
return QueryValue(szValue,buf) &&
- keyDst.SetValue(szValueNew,buf);
+ keyDst.SetValue(valueNew,buf);
}
// these types are unsupported because I am not sure about how
}
}
-bool wxRegKey::Rename(const wxChar *szNewName)
+bool wxRegKey::Rename(const wxString& szNewName)
{
- wxCHECK_MSG( !m_strKey.empty(), false, _T("registry hives can't be renamed") );
+ wxCHECK_MSG( !m_strKey.empty(), false, wxT("registry hives can't be renamed") );
if ( !Exists() ) {
wxLogError(_("Registry key '%s' does not exist, cannot rename it."),
return ok;
}
-bool wxRegKey::Copy(const wxChar *szNewName)
+bool wxRegKey::Copy(const wxString& szNewName)
{
// create the new key first
wxRegKey keyDst(szNewName);
wxRegKey key(*this, strKey);
wxString keyName;
keyName << GetFullName(&keyDst) << REG_SEPARATOR << strKey;
- ok = key.Copy((const wxChar*) keyName);
+ ok = key.Copy(keyName);
if ( ok )
bCont = GetNextKey(strKey, lIndex);
// now delete this key itself
Close();
- m_dwLastError = RegDeleteKey((HKEY) m_hRootKey, m_strKey);
+ m_dwLastError = RegDeleteKey((HKEY) m_hRootKey, m_strKey.t_str());
// deleting a key which doesn't exist is not considered an error
if ( m_dwLastError != ERROR_SUCCESS &&
m_dwLastError != ERROR_FILE_NOT_FOUND ) {
return true;
}
-bool wxRegKey::DeleteKey(const wxChar *szKey)
+bool wxRegKey::DeleteKey(const wxString& szKey)
{
if ( !Open() )
return false;
return key.DeleteSelf();
}
-bool wxRegKey::DeleteValue(const wxChar *szValue)
+bool wxRegKey::DeleteValue(const wxString& szValue)
{
if ( !Open() )
return false;
- m_dwLastError = RegDeleteValue((HKEY) m_hKey, WXSTRINGCAST szValue);
+ m_dwLastError = RegDeleteValue((HKEY) m_hKey, RegValueStr(szValue));
// deleting a value which doesn't exist is not considered an error
if ( (m_dwLastError != ERROR_SUCCESS) &&
// ----------------------------------------------------------------------------
// return true if value exists
-bool wxRegKey::HasValue(const wxChar *szValue) const
+bool wxRegKey::HasValue(const wxString& szValue) const
{
// this function should be silent, so suppress possible messages from Open()
wxLogNull nolog;
return false;
LONG dwRet = ::RegQueryValueEx((HKEY) m_hKey,
- WXSTRINGCAST szValue,
+ RegValueStr(szValue),
RESERVED,
NULL, NULL, NULL);
return dwRet == ERROR_SUCCESS;
}
// returns true if given subkey exists
-bool wxRegKey::HasSubKey(const wxChar *szKey) const
+bool wxRegKey::HasSubKey(const wxString& szKey) const
{
// this function should be silent, so suppress possible messages from Open()
wxLogNull nolog;
return KeyExists(m_hKey, szKey);
}
-wxRegKey::ValueType wxRegKey::GetValueType(const wxChar *szValue) const
+wxRegKey::ValueType wxRegKey::GetValueType(const wxString& szValue) const
{
if ( ! CONST_CAST Open(Read) )
return Type_None;
DWORD dwType;
- m_dwLastError = RegQueryValueEx((HKEY) m_hKey, WXSTRINGCAST szValue, RESERVED,
+ m_dwLastError = RegQueryValueEx((HKEY) m_hKey, RegValueStr(szValue), RESERVED,
&dwType, NULL, NULL);
if ( m_dwLastError != ERROR_SUCCESS ) {
wxLogSysError(m_dwLastError, _("Can't read value of key '%s'"),
return (ValueType)dwType;
}
-bool wxRegKey::SetValue(const wxChar *szValue, long lValue)
+bool wxRegKey::SetValue(const wxString& szValue, long lValue)
{
if ( CONST_CAST Open() ) {
- m_dwLastError = RegSetValueEx((HKEY) m_hKey, szValue, (DWORD) RESERVED, REG_DWORD,
+ m_dwLastError = RegSetValueEx((HKEY) m_hKey, RegValueStr(szValue),
+ (DWORD) RESERVED, REG_DWORD,
(RegString)&lValue, sizeof(lValue));
if ( m_dwLastError == ERROR_SUCCESS )
return true;
return false;
}
-bool wxRegKey::QueryValue(const wxChar *szValue, long *plValue) const
+bool wxRegKey::QueryValue(const wxString& szValue, long *plValue) const
{
if ( CONST_CAST Open(Read) ) {
DWORD dwType, dwSize = sizeof(DWORD);
RegString pBuf = (RegString)plValue;
- m_dwLastError = RegQueryValueEx((HKEY) m_hKey, WXSTRINGCAST szValue, RESERVED,
+ m_dwLastError = RegQueryValueEx((HKEY) m_hKey, RegValueStr(szValue),
+ RESERVED,
&dwType, pBuf, &dwSize);
if ( m_dwLastError != ERROR_SUCCESS ) {
wxLogSysError(m_dwLastError, _("Can't read value of key '%s'"),
return false;
}
-bool wxRegKey::SetValue(const wxChar *szValue,const wxMemoryBuffer& buffer)
+bool wxRegKey::SetValue(const wxString& szValue, const wxMemoryBuffer& buffer)
{
#ifdef __TWIN32__
wxFAIL_MSG("RegSetValueEx not implemented by TWIN32");
return false;
#else
if ( CONST_CAST Open() ) {
- m_dwLastError = RegSetValueEx((HKEY) m_hKey, szValue, (DWORD) RESERVED, REG_BINARY,
+ m_dwLastError = RegSetValueEx((HKEY) m_hKey, RegValueStr(szValue),
+ (DWORD) RESERVED, REG_BINARY,
(RegBinary)buffer.GetData(),buffer.GetDataLen());
if ( m_dwLastError == ERROR_SUCCESS )
return true;
#endif
}
-bool wxRegKey::QueryValue(const wxChar *szValue, wxMemoryBuffer& buffer) const
+bool wxRegKey::QueryValue(const wxString& szValue, wxMemoryBuffer& buffer) const
{
if ( CONST_CAST Open(Read) ) {
// first get the type and size of the data
DWORD dwType, dwSize;
- m_dwLastError = RegQueryValueEx((HKEY) m_hKey, WXSTRINGCAST szValue, RESERVED,
- &dwType, NULL, &dwSize);
+ m_dwLastError = RegQueryValueEx((HKEY) m_hKey, RegValueStr(szValue),
+ RESERVED,
+ &dwType, NULL, &dwSize);
if ( m_dwLastError == ERROR_SUCCESS ) {
if ( dwSize ) {
const RegBinary pBuf = (RegBinary)buffer.GetWriteBuf(dwSize);
m_dwLastError = RegQueryValueEx((HKEY) m_hKey,
- WXSTRINGCAST szValue,
+ RegValueStr(szValue),
RESERVED,
&dwType,
pBuf,
-bool wxRegKey::QueryValue(const wxChar *szValue,
+bool wxRegKey::QueryValue(const wxString& szValue,
wxString& strValue,
bool WXUNUSED_IN_WINCE(raw)) const
{
// first get the type and size of the data
DWORD dwType=REG_NONE, dwSize=0;
- m_dwLastError = RegQueryValueEx((HKEY) m_hKey, WXSTRINGCAST szValue, RESERVED,
+ m_dwLastError = RegQueryValueEx((HKEY) m_hKey,
+ RegValueStr(szValue),
+ RESERVED,
&dwType, NULL, &dwSize);
if ( m_dwLastError == ERROR_SUCCESS )
{
else
{
m_dwLastError = RegQueryValueEx((HKEY) m_hKey,
- WXSTRINGCAST szValue,
+ RegValueStr(szValue),
RESERVED,
&dwType,
(RegString)(wxChar*)wxStringBuffer(strValue, dwSize),
#ifndef __WXWINCE__
if ( (dwType == REG_EXPAND_SZ) && !raw )
{
- DWORD dwExpSize = ::ExpandEnvironmentStrings(strValue, NULL, 0);
+ DWORD dwExpSize = ::ExpandEnvironmentStrings(strValue.t_str(), NULL, 0);
bool ok = dwExpSize != 0;
if ( ok )
{
wxString strExpValue;
- ok = ::ExpandEnvironmentStrings(strValue,
+ ok = ::ExpandEnvironmentStrings(strValue.t_str(),
wxStringBuffer(strExpValue, dwExpSize),
dwExpSize
) != 0;
if ( !ok )
{
- wxLogLastError(_T("ExpandEnvironmentStrings"));
+ wxLogLastError(wxT("ExpandEnvironmentStrings"));
}
}
#endif
return false;
}
-bool wxRegKey::SetValue(const wxChar *szValue, const wxString& strValue)
+bool wxRegKey::SetValue(const wxString& szValue, const wxString& strValue)
{
if ( CONST_CAST Open() ) {
- m_dwLastError = RegSetValueEx((HKEY) m_hKey, szValue, (DWORD) RESERVED, REG_SZ,
- (RegString)strValue.c_str(),
+ m_dwLastError = RegSetValueEx((HKEY) m_hKey,
+ RegValueStr(szValue),
+ (DWORD) RESERVED, REG_SZ,
+ (RegString)strValue.wx_str(),
(strValue.Len() + 1)*sizeof(wxChar));
if ( m_dwLastError == ERROR_SUCCESS )
return true;
wxString wxRegKey::QueryDefaultValue() const
{
wxString str;
- QueryValue(NULL, str);
+ QueryValue(wxEmptyString, str, false);
return str;
}
}
// returns true if the value contains a number (else it's some string)
-bool wxRegKey::IsNumericValue(const wxChar *szValue) const
+bool wxRegKey::IsNumericValue(const wxString& szValue) const
{
ValueType type = GetValueType(szValue);
switch ( type ) {
wxCharBuffer name(s.mb_str());
ostr.Write(name, strlen(name));
#else
- ostr.Write(s, s.length());
+ ostr.Write(s.mb_str(), s.length());
#endif
return ostr.IsOk();
return false;
}
- wxFFileOutputStream ostr(filename, _T("w"));
+ wxFFileOutputStream ostr(filename, wxT("w"));
return ostr.Ok() && Export(ostr);
#else
size_t size,
wxRegKey::ValueType type = wxRegKey::Type_Binary)
{
- wxString value(_T("hex"));
+ wxString value(wxT("hex"));
// binary values use just "hex:" prefix while the other ones must indicate
// the real type
if ( type != wxRegKey::Type_Binary )
- value << _T('(') << type << _T(')');
- value << _T(':');
+ value << wxT('(') << type << wxT(')');
+ value << wxT(':');
// write all the rest as comma-separated bytes
value.reserve(3*size + 10);
- const char * const p = wx_static_cast(const char *, data);
+ const char * const p = static_cast<const char *>(data);
for ( size_t n = 0; n < size; n++ )
{
// TODO: line wrapping: although not required by regedit, this makes
// the generated files easier to read and compare with the files
// produced by regedit
if ( n )
- value << _T(',');
+ value << wxT(',');
- value << wxString::Format(_T("%02x"), (unsigned char)p[n]);
+ value << wxString::Format(wxT("%02x"), (unsigned char)p[n]);
}
return value;
// quotes and backslashes must be quoted, linefeeds are not
// allowed in string values
rhs.reserve(value.length() + 2);
- rhs = _T('"');
+ rhs = wxT('"');
// there can be no NULs here
bool useHex = false;
- for ( const wxChar *p = value.c_str(); *p && !useHex; p++ )
+ for ( wxString::const_iterator p = value.begin();
+ p != value.end() && !useHex; ++p )
{
- switch ( *p )
+ switch ( (*p).GetValue() )
{
- case _T('\n'):
+ case wxT('\n'):
// we can only represent this string in hex
useHex = true;
break;
- case _T('"'):
- case _T('\\'):
+ case wxT('"'):
+ case wxT('\\'):
// escape special symbol
- rhs += _T('\\');
+ rhs += wxT('\\');
// fall through
default:
if ( useHex )
rhs = FormatAsHex(value, Type_String);
else
- rhs += _T('"');
+ rhs += wxT('"');
}
break;
if ( !QueryValue(name, &value) )
break;
- rhs.Printf(_T("dword:%08x"), (unsigned int)value);
+ rhs.Printf(wxT("dword:%08x"), (unsigned int)value);
}
break;
// dump all our values
long dummy;
wxString name;
- wxRegKey& self = wx_const_cast(wxRegKey&, *this);
+ wxRegKey& self = const_cast<wxRegKey&>(*this);
bool cont = self.GetFirstValue(name, dummy);
while ( cont )
{
// implementation of global private functions
// ============================================================================
-bool KeyExists(WXHKEY hRootKey, const wxChar *szKey)
+bool KeyExists(WXHKEY hRootKey, const wxString& szKey)
{
// don't close this key itself for the case of empty szKey!
- if ( wxIsEmpty(szKey) )
+ if ( szKey.empty() )
return true;
HKEY hkeyDummy;
if ( ::RegOpenKeyEx
(
(HKEY)hRootKey,
- szKey,
+ szKey.t_str(),
RESERVED,
KEY_READ, // we might not have enough rights for rw access
&hkeyDummy
return false;
}
-const wxChar *GetFullName(const wxRegKey *pKey, const wxChar *szValue)
+wxString GetFullName(const wxRegKey *pKey, const wxString& szValue)
{
- static wxString s_str;
- s_str = pKey->GetName();
- if ( !wxIsEmpty(szValue) )
- s_str << wxT("\\") << szValue;
+ wxString str(pKey->GetName());
+ if ( !szValue.empty() )
+ str << wxT("\\") << szValue;
- return s_str.c_str();
+ return str;
}
-void RemoveTrailingSeparator(wxString& str)
+wxString GetFullName(const wxRegKey *pKey)
+{
+ return pKey->GetName();
+}
+
+inline void RemoveTrailingSeparator(wxString& str)
{
if ( !str.empty() && str.Last() == REG_SEPARATOR )
str.Truncate(str.Len() - 1);
}
+
+inline const wxChar *RegValueStr(const wxString& szValue)
+{
+ return szValue.empty() ? (const wxChar*)NULL : szValue.t_str();
+}
+
+#endif // wxUSE_REGKEY
projects / wxWidgets.git / blobdiff