X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8907154c1a8a6882c6797d1f16393ddfb23e7f3a..69659fd770f615210efac4b4fa741b3ad6223616:/src/msw/registry.cpp?ds=sidebyside diff --git a/src/msw/registry.cpp b/src/msw/registry.cpp index 3739175728..6ba78d3c25 100644 --- a/src/msw/registry.cpp +++ b/src/msw/registry.cpp @@ -1,5 +1,5 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: msw/registry.cpp +// Name: src/msw/registry.cpp // Purpose: implementation of registry classes and functions // Author: Vadim Zeitlin // Modified by: @@ -16,19 +16,21 @@ #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif -// other wxWidgets headers -#include "wx/string.h" -#include "wx/intl.h" -#include "wx/log.h" -#include "wx/file.h" -#include "wx/wfstream.h" +#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 -// Windows headers -#include "wx/msw/wrapwin.h" +#include "wx/file.h" +#include "wx/wfstream.h" +// Windows headers #ifdef __WXWINCE__ #include "wx/msw/private.h" #include @@ -50,6 +52,18 @@ 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 // ---------------------------------------------------------------------------- @@ -68,15 +82,9 @@ aStdKeys[] = { 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 '/' ;-) @@ -104,11 +112,16 @@ aStdKeys[] = 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 (uses static buffer!) -static const wxChar *GetFullName(const wxRegKey *pKey, - const wxChar *szValue = NULL); +// combines value and key name +static wxString GetFullName(const wxRegKey *pKey); +static wxString GetFullName(const wxRegKey *pKey, const wxString& szValue); + +// 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 @@ -142,12 +155,10 @@ wxRegKey::StdKey wxRegKey::ExtractKeyName(wxString& strKey) { wxString strRoot = strKey.BeforeFirst(REG_SEPARATOR); - HKEY hRootKey = 0; size_t ui; for ( ui = 0; ui < nStdKeys; ui++ ) { if ( strRoot.CmpNoCase(aStdKeys[ui].szName) == 0 || strRoot.CmpNoCase(aStdKeys[ui].szShortName) == 0 ) { - hRootKey = aStdKeys[ui].hkey; break; } } @@ -155,7 +166,7 @@ wxRegKey::StdKey wxRegKey::ExtractKeyName(wxString& strKey) if ( ui == nStdKeys ) { wxFAIL_MSG(wxT("invalid key prefix in wxRegKey::ExtractKeyName.")); - hRootKey = HKEY_CLASSES_ROOT; + ui = HKCR; } else { strKey = strKey.After(REG_SEPARATOR); @@ -163,13 +174,13 @@ wxRegKey::StdKey wxRegKey::ExtractKeyName(wxString& strKey) strKey.Truncate(strKey.Len() - 1); } - return (wxRegKey::StdKey)(int)hRootKey; + return (StdKey)ui; } wxRegKey::StdKey wxRegKey::GetStdKeyFromHkey(WXHKEY hkey) { for ( size_t ui = 0; ui < nStdKeys; ui++ ) { - if ( (int) aStdKeys[ui].hkey == (int) hkey ) + if ( aStdKeys[ui].hkey == (HKEY)hkey ) return (StdKey)ui; } @@ -291,7 +302,7 @@ void wxRegKey::SetHkey(WXHKEY hKey) 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) @@ -372,7 +383,7 @@ bool wxRegKey::Open(AccessMode mode) m_dwLastError = ::RegOpenKeyEx ( (HKEY) m_hRootKey, - m_strKey, + m_strKey.wx_str(), RESERVED, mode == Read ? KEY_READ : KEY_ALL_ACCESS, &tmpKey @@ -404,7 +415,7 @@ bool wxRegKey::Create(bool bOkIfExists) 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, @@ -413,7 +424,7 @@ bool wxRegKey::Create(bool bOkIfExists) &tmpKey, &disposition); #else - m_dwLastError = RegCreateKey((HKEY) m_hRootKey, m_strKey, &tmpKey); + m_dwLastError = RegCreateKey((HKEY) m_hRootKey, m_strKey.wx_str(), &tmpKey); #endif if ( m_dwLastError != ERROR_SUCCESS ) { wxLogSysError(m_dwLastError, _("Can't create registry key '%s'"), @@ -445,7 +456,8 @@ bool wxRegKey::Close() 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) ) { @@ -466,13 +478,14 @@ bool wxRegKey::RenameValue(const wxChar *szValueOld, const wxChar *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) ) { @@ -480,7 +493,7 @@ bool wxRegKey::CopyValue(const wxChar *szValue, { wxString strVal; return QueryValue(szValue, strVal) && - keyDst.SetValue(szValueNew, strVal); + keyDst.SetValue(valueNew, strVal); } case Type_Dword: @@ -488,14 +501,14 @@ bool wxRegKey::CopyValue(const wxChar *szValue, { 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 @@ -517,7 +530,7 @@ bool wxRegKey::CopyValue(const wxChar *szValue, } } -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") ); @@ -572,7 +585,7 @@ bool wxRegKey::Rename(const wxChar *szNewName) return ok; } -bool wxRegKey::Copy(const wxChar *szNewName) +bool wxRegKey::Copy(const wxString& szNewName) { // create the new key first wxRegKey keyDst(szNewName); @@ -601,7 +614,7 @@ bool wxRegKey::Copy(wxRegKey& keyDst) 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); @@ -683,7 +696,7 @@ bool wxRegKey::DeleteSelf() // now delete this key itself Close(); - m_dwLastError = RegDeleteKey((HKEY) m_hRootKey, m_strKey); + m_dwLastError = RegDeleteKey((HKEY) m_hRootKey, m_strKey.wx_str()); // deleting a key which doesn't exist is not considered an error if ( m_dwLastError != ERROR_SUCCESS && m_dwLastError != ERROR_FILE_NOT_FOUND ) { @@ -695,7 +708,7 @@ bool wxRegKey::DeleteSelf() return true; } -bool wxRegKey::DeleteKey(const wxChar *szKey) +bool wxRegKey::DeleteKey(const wxString& szKey) { if ( !Open() ) return false; @@ -704,12 +717,12 @@ bool wxRegKey::DeleteKey(const wxChar *szKey) 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) && @@ -728,7 +741,7 @@ bool wxRegKey::DeleteValue(const wxChar *szValue) // ---------------------------------------------------------------------------- // 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; @@ -737,7 +750,7 @@ bool wxRegKey::HasValue(const wxChar *szValue) const return false; LONG dwRet = ::RegQueryValueEx((HKEY) m_hKey, - WXSTRINGCAST szValue, + RegValueStr(szValue), RESERVED, NULL, NULL, NULL); return dwRet == ERROR_SUCCESS; @@ -768,7 +781,7 @@ bool wxRegKey::HasSubkeys() const } // 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; @@ -779,13 +792,13 @@ bool wxRegKey::HasSubKey(const wxChar *szKey) const 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'"), @@ -796,10 +809,11 @@ wxRegKey::ValueType wxRegKey::GetValueType(const wxChar *szValue) const 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; @@ -810,12 +824,13 @@ bool wxRegKey::SetValue(const wxChar *szValue, long lValue) 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'"), @@ -834,14 +849,15 @@ bool wxRegKey::QueryValue(const wxChar *szValue, long *plValue) const 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; @@ -853,19 +869,20 @@ bool wxRegKey::SetValue(const wxChar *szValue,const wxMemoryBuffer& buffer) #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, @@ -889,7 +906,7 @@ bool wxRegKey::QueryValue(const wxChar *szValue, wxMemoryBuffer& buffer) const -bool wxRegKey::QueryValue(const wxChar *szValue, +bool wxRegKey::QueryValue(const wxString& szValue, wxString& strValue, bool WXUNUSED_IN_WINCE(raw)) const { @@ -897,8 +914,10 @@ bool wxRegKey::QueryValue(const wxChar *szValue, { // first get the type and size of the data - DWORD dwType, dwSize; - m_dwLastError = RegQueryValueEx((HKEY) m_hKey, WXSTRINGCAST szValue, RESERVED, + DWORD dwType=REG_NONE, dwSize=0; + m_dwLastError = RegQueryValueEx((HKEY) m_hKey, + RegValueStr(szValue), + RESERVED, &dwType, NULL, &dwSize); if ( m_dwLastError == ERROR_SUCCESS ) { @@ -911,7 +930,7 @@ bool wxRegKey::QueryValue(const wxChar *szValue, else { m_dwLastError = RegQueryValueEx((HKEY) m_hKey, - WXSTRINGCAST szValue, + RegValueStr(szValue), RESERVED, &dwType, (RegString)(wxChar*)wxStringBuffer(strValue, dwSize), @@ -921,12 +940,12 @@ bool wxRegKey::QueryValue(const wxChar *szValue, #ifndef __WXWINCE__ if ( (dwType == REG_EXPAND_SZ) && !raw ) { - DWORD dwExpSize = ::ExpandEnvironmentStrings(strValue, NULL, 0); + DWORD dwExpSize = ::ExpandEnvironmentStrings(strValue.wx_str(), NULL, 0); bool ok = dwExpSize != 0; if ( ok ) { wxString strExpValue; - ok = ::ExpandEnvironmentStrings(strValue, + ok = ::ExpandEnvironmentStrings(strValue.wx_str(), wxStringBuffer(strExpValue, dwExpSize), dwExpSize ) != 0; @@ -958,11 +977,13 @@ bool wxRegKey::QueryValue(const wxChar *szValue, 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; @@ -976,7 +997,7 @@ bool wxRegKey::SetValue(const wxChar *szValue, const wxString& strValue) wxString wxRegKey::QueryDefaultValue() const { wxString str; - QueryValue(NULL, str); + QueryValue(wxEmptyString, str, false); return str; } @@ -1076,7 +1097,7 @@ bool wxRegKey::GetNextKey(wxString& strKeyName, long& lIndex) const } // 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 ) { @@ -1120,7 +1141,7 @@ static inline bool WriteAsciiString(wxOutputStream& ostr, const wxString& s) 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(); @@ -1214,9 +1235,10 @@ wxString wxRegKey::FormatValue(const wxString& name) const // 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'): // we can only represent this string in hex @@ -1374,17 +1396,17 @@ bool wxRegKey::DoExport(wxOutputStream& ostr) const // 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.wx_str(), RESERVED, KEY_READ, // we might not have enough rights for rw access &hkeyDummy @@ -1398,19 +1420,27 @@ bool KeyExists(WXHKEY hRootKey, const wxChar *szKey) 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 str; +} - return s_str.c_str(); +wxString GetFullName(const wxRegKey *pKey) +{ + return pKey->GetName(); } -void RemoveTrailingSeparator(wxString& str) +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.wx_str(); +}