X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/79c3b7b216a5fc6b105acb49690e5b4e626080e2..779e28da630ef9fba6441fb0bab01cd538a7e7bb:/src/msw/regconf.cpp diff --git a/src/msw/regconf.cpp b/src/msw/regconf.cpp index 07fcf8201b..b8198a80e0 100644 --- a/src/msw/regconf.cpp +++ b/src/msw/regconf.cpp @@ -1,39 +1,32 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: msw/regconf.cpp +// Name: src/msw/regconf.cpp // Purpose: // Author: Vadim Zeitlin // Modified by: // Created: 27.04.98 // RCS-ID: $Id$ // Copyright: (c) 1998 Vadim Zeitlin -// Licence: wxWindows license +// Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "regconf.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif -#ifndef WX_PRECOMP - #include "wx/string.h" - #include "wx/intl.h" -#endif //WX_PRECOMP - -#include "wx/event.h" -#include "wx/app.h" -#include "wx/log.h" - -#if wxUSE_CONFIG +#if wxUSE_CONFIG && wxUSE_REGKEY #include "wx/config.h" -#ifndef __WIN16__ +#ifndef WX_PRECOMP + #include "wx/string.h" + #include "wx/intl.h" + #include "wx/log.h" + #include "wx/event.h" + #include "wx/app.h" +#endif //WX_PRECOMP #include "wx/msw/registry.h" #include "wx/msw/regconf.h" @@ -43,7 +36,7 @@ // ---------------------------------------------------------------------------- // we put our data in HKLM\SOFTWARE_KEY\appname -#define SOFTWARE_KEY wxString("Software\\") +#define SOFTWARE_KEY wxString(wxT("Software\\")) // ---------------------------------------------------------------------------- // global functions @@ -60,6 +53,11 @@ bool TryGetValue(const wxRegKey& key, const wxString& str, long *plVal) return key.IsOpened() && key.HasValue(str) && key.QueryValue(str, plVal); } +bool TryGetValue(const wxRegKey& key, const wxString& str, wxMemoryBuffer &plVal) +{ + return key.IsOpened() && key.HasValue(str) && key.QueryValue(str, plVal); +} + // ============================================================================ // implementation // ============================================================================ @@ -67,6 +65,7 @@ bool TryGetValue(const wxRegKey& key, const wxString& str, long *plVal) // ---------------------------------------------------------------------------- // ctor/dtor // ---------------------------------------------------------------------------- +IMPLEMENT_ABSTRACT_CLASS(wxRegConfig, wxConfigBase) // create the config object which stores its data under HKCU\vendor\app and, if // style & wxCONFIG_USE_GLOBAL_FILE, under HKLM\vendor\app @@ -80,11 +79,11 @@ wxRegConfig::wxRegConfig(const wxString& appName, const wxString& vendorName, bool bDoUseGlobal = (style & wxCONFIG_USE_GLOBAL_FILE) != 0; // the convention is to put the programs keys under \ - // (but it can be overriden by specifying the pathes explicitly in strLocal + // (but it can be overridden by specifying the pathes explicitly in strLocal // and/or strGlobal) - if ( strLocal.IsEmpty() || (strGlobal.IsEmpty() && bDoUseGlobal) ) + if ( strLocal.empty() || (strGlobal.empty() && bDoUseGlobal) ) { - if ( vendorName.IsEmpty() ) + if ( vendorName.empty() ) { if ( wxTheApp ) strRoot = wxTheApp->GetVendorName(); @@ -95,12 +94,12 @@ wxRegConfig::wxRegConfig(const wxString& appName, const wxString& vendorName, } // no '\\' needed if no vendor name - if ( !strRoot.IsEmpty() ) + if ( !strRoot.empty() ) { strRoot += '\\'; } - if ( appName.IsEmpty() ) + if ( appName.empty() ) { wxCHECK_RET( wxTheApp, wxT("No application name in wxRegConfig ctor!") ); strRoot << wxTheApp->GetAppName(); @@ -112,7 +111,7 @@ wxRegConfig::wxRegConfig(const wxString& appName, const wxString& vendorName, } //else: we don't need to do all the complicated stuff above - wxString str = strLocal.IsEmpty() ? strRoot : strLocal; + wxString str = strLocal.empty() ? strRoot : strLocal; // as we're going to change the name of these keys fairly often and as // there are only few of wxRegConfig objects (usually 1), we can allow @@ -124,17 +123,17 @@ wxRegConfig::wxRegConfig(const wxString& appName, const wxString& vendorName, m_keyLocal.ReserveMemoryForName(MEMORY_PREALLOC); m_keyLocalRoot.SetName(wxRegKey::HKCU, SOFTWARE_KEY + str); - m_keyLocal.SetName(m_keyLocalRoot, _T("")); + m_keyLocal.SetName(m_keyLocalRoot, wxEmptyString); if ( bDoUseGlobal ) { - str = strGlobal.IsEmpty() ? strRoot : strGlobal; + str = strGlobal.empty() ? strRoot : strGlobal; m_keyGlobalRoot.ReserveMemoryForName(MEMORY_PREALLOC); m_keyGlobal.ReserveMemoryForName(MEMORY_PREALLOC); m_keyGlobalRoot.SetName(wxRegKey::HKLM, SOFTWARE_KEY + str); - m_keyGlobal.SetName(m_keyGlobalRoot, _T("")); + m_keyGlobal.SetName(m_keyGlobalRoot, wxEmptyString); } // Create() will Open() if key already exists @@ -148,16 +147,11 @@ wxRegConfig::wxRegConfig(const wxString& appName, const wxString& vendorName, if ( bDoUseGlobal ) { wxLogNull nolog; - m_keyGlobalRoot.Open(); - m_keyGlobal.Open(); + m_keyGlobalRoot.Open(wxRegKey::Read); + m_keyGlobal.Open(wxRegKey::Read); } } -wxRegConfig::~wxRegConfig() -{ - // nothing to do - key will be closed in their dtors -} - // ---------------------------------------------------------------------------- // path management // ---------------------------------------------------------------------------- @@ -182,7 +176,7 @@ void wxRegConfig::SetPath(const wxString& strPath) // because GetPath() returns "" when we're at root, we must understand // empty string as "/" - if ( strPath.IsEmpty() || (strPath[0] == wxCONFIG_PATH_SEPARATOR) ) { + if ( strPath.empty() || (strPath[0] == wxCONFIG_PATH_SEPARATOR) ) { // absolute path wxSplitPath(aParts, strPath); } @@ -222,9 +216,9 @@ void wxRegConfig::SetPath(const wxString& strPath) strFullPath.reserve(2*m_strPath.length()); strFullPath << m_strPath; - if ( strFullPath.Len() == 0 || + if ( strFullPath.Len() == 0 || strFullPath.Last() != wxCONFIG_PATH_SEPARATOR ) - strFullPath << wxCONFIG_PATH_SEPARATOR; + strFullPath << wxCONFIG_PATH_SEPARATOR; strFullPath << strPath; } @@ -245,7 +239,8 @@ void wxRegConfig::SetPath(const wxString& strPath) size_t len = strFullPath.length(); const wxChar *end = src + len; - wxChar *dst = m_strPath.GetWriteBuf(len); + wxStringBufferLength buf(m_strPath, len); + wxChar *dst = buf; wxChar *start = dst; for ( ; src < end; src++, dst++ ) @@ -256,7 +251,7 @@ void wxRegConfig::SetPath(const wxString& strPath) // note that we don't have to check for src < end here as // *end == 0 so can't be '.' - if ( src[1] == _T('.') && src[2] == _T('.') && + if ( src[1] == wxT('.') && src[2] == wxT('.') && (src + 3 == end || src[3] == wxCONFIG_PATH_SEPARATOR) ) { if ( !totalSlashes ) @@ -291,7 +286,7 @@ void wxRegConfig::SetPath(const wxString& strPath) // we must have found a slash one way or another! wxASSERT_MSG( *dst == wxCONFIG_PATH_SEPARATOR, - _T("error in wxRegConfig::SetPath") ); + wxT("error in wxRegConfig::SetPath") ); // stay at the same position dst--; @@ -336,9 +331,8 @@ void wxRegConfig::SetPath(const wxString& strPath) dst--; } - *dst = _T('\0'); - - m_strPath.UngetWriteBuf(dst - start); + *dst = wxT('\0'); + buf.SetLength(dst - start); } #ifdef WX_DEBUG_SET_PATH @@ -350,21 +344,25 @@ void wxRegConfig::SetPath(const wxString& strPath) // registry APIs want backslashes instead of slashes wxString strRegPath; - size_t len = m_strPath.length(); + if ( !m_strPath.empty() ) + { + size_t len = m_strPath.length(); - const wxChar *src = m_strPath.c_str(); - wxChar *dst = strRegPath.GetWriteBuf(len); + const wxChar *src = m_strPath.c_str(); + wxStringBufferLength buf(strRegPath, len); + wxChar *dst = buf; - const wxChar *end = src + len; - for ( ; src < end; src++, dst++ ) - { - if ( *src == wxCONFIG_PATH_SEPARATOR ) - *dst = _T('\\'); - else - *dst = *src; - } + const wxChar *end = src + len; + for ( ; src < end; src++, dst++ ) + { + if ( *src == wxCONFIG_PATH_SEPARATOR ) + *dst = wxT('\\'); + else + *dst = *src; + } - strRegPath.UngetWriteBuf(len); + buf.SetLength(len); + } // this is not needed any longer as we don't create keys unnecessarily any // more (now it is done on demand, i.e. only when they're going to contain @@ -382,13 +380,14 @@ void wxRegConfig::SetPath(const wxString& strPath) // change current key(s) m_keyLocal.SetName(m_keyLocalRoot, strRegPath); - m_keyGlobal.SetName(m_keyGlobalRoot, strRegPath); - // don't create it right now, wait until it is accessed - //m_keyLocal.Create(); + if ( GetStyle() & wxCONFIG_USE_GLOBAL_FILE ) + { + m_keyGlobal.SetName(m_keyGlobalRoot, strRegPath); - wxLogNull nolog; - m_keyGlobal.Open(); + wxLogNull nolog; + m_keyGlobal.Open(wxRegKey::Read); + } } // ---------------------------------------------------------------------------- @@ -420,7 +419,7 @@ bool wxRegConfig::GetNextGroup(wxString& str, long& lIndex) const while ( m_keyGlobal.GetNextKey(str, lIndex) ) { if ( !m_keyLocal.Exists() || !LocalKey().HasSubKey(str) ) { // ok, found one - return it - return TRUE; + return true; } } @@ -430,7 +429,7 @@ bool wxRegConfig::GetNextGroup(wxString& str, long& lIndex) const // if we don't have the key at all, don't try to enumerate anything under it if ( !m_keyLocal.Exists() ) - return FALSE; + return false; // much easier with local entries: get the next one we find // (don't forget to clear our flag bit and set it again later) @@ -455,7 +454,7 @@ bool wxRegConfig::GetNextEntry(wxString& str, long& lIndex) const while ( m_keyGlobal.GetNextValue(str, lIndex) ) { if ( !m_keyLocal.Exists() || !LocalKey().HasValue(str) ) { // ok, found one - return it - return TRUE; + return true; } } @@ -465,7 +464,7 @@ bool wxRegConfig::GetNextEntry(wxString& str, long& lIndex) const // if we don't have the key at all, don't try to enumerate anything under it if ( !m_keyLocal.Exists() ) - return FALSE; + return false; // much easier with local entries: get the next one we find // (don't forget to clear our flag bit and set it again later) @@ -555,140 +554,147 @@ wxConfigBase::EntryType wxRegConfig::GetEntryType(const wxString& key) const // reading/writing // ---------------------------------------------------------------------------- -bool wxRegConfig::Read(const wxString& key, wxString *pStr) const +bool wxRegConfig::DoReadString(const wxString& key, wxString *pStr) const { + wxCHECK_MSG( pStr, false, wxT("wxRegConfig::Read(): NULL param") ); + wxConfigPathChanger path(this, key); - bool bQueryGlobal = TRUE; + bool bQueryGlobal = true; // if immutable key exists in global key we must check that it's not - // overriden by the local key with the same name + // overridden by the local key with the same name if ( IsImmutable(path.Name()) ) { if ( TryGetValue(m_keyGlobal, path.Name(), *pStr) ) { if ( m_keyLocal.Exists() && LocalKey().HasValue(path.Name()) ) { wxLogWarning(wxT("User value for immutable key '%s' ignored."), path.Name().c_str()); } - *pStr = wxConfigBase::ExpandEnvVars(*pStr); - return TRUE; + + return true; } else { // don't waste time - it's not there anyhow - bQueryGlobal = FALSE; + bQueryGlobal = false; } } // first try local key if ( (m_keyLocal.Exists() && TryGetValue(LocalKey(), path.Name(), *pStr)) || (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), *pStr)) ) { - // nothing to do - - *pStr = wxConfigBase::ExpandEnvVars(*pStr); - return TRUE; + return true; } - return FALSE; + return false; } -bool wxRegConfig::Read(const wxString& key, wxString *pStr, - const wxString& szDefault) const +// this exactly reproduces the string version above except for ExpandEnvVars(), +// we really should avoid this code duplication somehow... + +bool wxRegConfig::DoReadLong(const wxString& key, long *plResult) const { + wxCHECK_MSG( plResult, false, wxT("wxRegConfig::Read(): NULL param") ); + wxConfigPathChanger path(this, key); - bool bQueryGlobal = TRUE; + bool bQueryGlobal = true; // if immutable key exists in global key we must check that it's not - // overriden by the local key with the same name + // overridden by the local key with the same name if ( IsImmutable(path.Name()) ) { - if ( TryGetValue(m_keyGlobal, path.Name(), *pStr) ) { + if ( TryGetValue(m_keyGlobal, path.Name(), plResult) ) { if ( m_keyLocal.Exists() && LocalKey().HasValue(path.Name()) ) { wxLogWarning(wxT("User value for immutable key '%s' ignored."), - path.Name().c_str()); + path.Name().c_str()); } - return TRUE; + return true; } else { // don't waste time - it's not there anyhow - bQueryGlobal = FALSE; + bQueryGlobal = false; } } // first try local key - if ( (m_keyLocal.Exists() && TryGetValue(LocalKey(), path.Name(), *pStr)) || - (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), *pStr)) ) { - *pStr = wxConfigBase::ExpandEnvVars(*pStr); - return TRUE; - } - else { - if ( IsRecordingDefaults() ) { - ((wxRegConfig*)this)->Write(key, szDefault); - } - - // default value - *pStr = szDefault; + if ( (m_keyLocal.Exists() && TryGetValue(LocalKey(), path.Name(), plResult)) || + (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), plResult)) ) { + return true; } - *pStr = wxConfigBase::ExpandEnvVars(*pStr); - - return FALSE; + return false; } -bool wxRegConfig::Read(const wxString& key, long *plResult) const +bool wxRegConfig::DoReadBinary(const wxString& key, wxMemoryBuffer *buf) const { + wxCHECK_MSG( buf, false, wxT("wxRegConfig::Read(): NULL param") ); + wxConfigPathChanger path(this, key); - bool bQueryGlobal = TRUE; + bool bQueryGlobal = true; // if immutable key exists in global key we must check that it's not - // overriden by the local key with the same name + // overridden by the local key with the same name if ( IsImmutable(path.Name()) ) { - if ( TryGetValue(m_keyGlobal, path.Name(), plResult) ) { + if ( TryGetValue(m_keyGlobal, path.Name(), *buf) ) { if ( m_keyLocal.Exists() && LocalKey().HasValue(path.Name()) ) { wxLogWarning(wxT("User value for immutable key '%s' ignored."), - path.Name().c_str()); + path.Name().c_str()); } - return TRUE; + return true; } else { // don't waste time - it's not there anyhow - bQueryGlobal = FALSE; + bQueryGlobal = false; } } // first try local key - if ( (m_keyLocal.Exists() && TryGetValue(LocalKey(), path.Name(), plResult)) || - (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), plResult)) ) { - return TRUE; + if ( (m_keyLocal.Exists() && TryGetValue(LocalKey(), path.Name(), *buf)) || + (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), *buf)) ) { + return true; } - return FALSE; + + return false; } -bool wxRegConfig::Write(const wxString& key, const wxString& szValue) +bool wxRegConfig::DoWriteString(const wxString& key, const wxString& szValue) { wxConfigPathChanger path(this, key); if ( IsImmutable(path.Name()) ) { wxLogError(wxT("Can't change immutable entry '%s'."), path.Name().c_str()); - return FALSE; + return false; } return LocalKey().SetValue(path.Name(), szValue); } -bool wxRegConfig::Write(const wxString& key, long lValue) +bool wxRegConfig::DoWriteLong(const wxString& key, long lValue) { wxConfigPathChanger path(this, key); if ( IsImmutable(path.Name()) ) { wxLogError(wxT("Can't change immutable entry '%s'."), path.Name().c_str()); - return FALSE; + return false; } return LocalKey().SetValue(path.Name(), lValue); } +bool wxRegConfig::DoWriteBinary(const wxString& key, const wxMemoryBuffer& buf) +{ + wxConfigPathChanger path(this, key); + + if ( IsImmutable(path.Name()) ) { + wxLogError(wxT("Can't change immutable entry '%s'."), path.Name().c_str()); + return false; + } + + return LocalKey().SetValue(path.Name(), buf); +} + // ---------------------------------------------------------------------------- // renaming // ---------------------------------------------------------------------------- @@ -697,11 +703,11 @@ bool wxRegConfig::RenameEntry(const wxString& oldName, const wxString& newName) { // check that the old entry exists... if ( !HasEntry(oldName) ) - return FALSE; + return false; // and that the new one doesn't if ( HasEntry(newName) ) - return FALSE; + return false; return m_keyLocal.RenameValue(oldName, newName); } @@ -710,11 +716,11 @@ bool wxRegConfig::RenameGroup(const wxString& oldName, const wxString& newName) { // check that the old group exists... if ( !HasGroup(oldName) ) - return FALSE; + return false; // and that the new one doesn't if ( HasGroup(newName) ) - return FALSE; + return false; return wxRegKey(m_keyLocal, oldName).Rename(newName); } @@ -722,29 +728,41 @@ bool wxRegConfig::RenameGroup(const wxString& oldName, const wxString& newName) // ---------------------------------------------------------------------------- // deleting // ---------------------------------------------------------------------------- -bool wxRegConfig::DeleteEntry(const wxString& value, bool WXUNUSED(bGroupIfEmptyAlso)) + +bool wxRegConfig::DeleteEntry(const wxString& value, bool bGroupIfEmptyAlso) { wxConfigPathChanger path(this, value); if ( m_keyLocal.Exists() ) { if ( !m_keyLocal.DeleteValue(path.Name()) ) - return FALSE; + return false; - if ( m_keyLocal.IsEmpty() ) { + if ( bGroupIfEmptyAlso && m_keyLocal.IsEmpty() ) { wxString strKey = GetPath().AfterLast(wxCONFIG_PATH_SEPARATOR); - SetPath(".."); // changes m_keyLocal + SetPath(wxT("..")); // changes m_keyLocal return LocalKey().DeleteKey(strKey); } } - return TRUE; + return true; } bool wxRegConfig::DeleteGroup(const wxString& key) { - wxConfigPathChanger path(this, key); + wxConfigPathChanger path(this, RemoveTrailingSeparator(key)); - return m_keyLocal.Exists() ? LocalKey().DeleteKey(path.Name()) : TRUE; + if ( !m_keyLocal.Exists() ) + { + // nothing to do + return true; + } + + if ( !LocalKey().DeleteKey(path.Name()) ) + return false; + + path.UpdateIfDeleted(); + + return true; } bool wxRegConfig::DeleteAll() @@ -762,8 +780,4 @@ bool wxRegConfig::DeleteAll() return bOk; } -#endif - // __WIN16__ - -#endif - // wxUSE_CONFIG +#endif // wxUSE_CONFIG && wxUSE_REGKEY