#pragma implementation "regconf.h"
#endif
-// ============================================================================
-// declarations
-// ============================================================================
-
-// ----------------------------------------------------------------------------
-// headers
-// ----------------------------------------------------------------------------
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
-#ifdef __GNUG__
- #pragma implementation "regconf.h"
+#ifdef __BORLANDC__
+#pragma hdrstop
#endif
-#include "wx/wxprec.h"
-
-#ifdef __BORLANDC__
- #pragma hdrstop
-#endif //__BORLANDC__
-
#ifndef WX_PRECOMP
- #include <wx/string.h>
+ #include "wx/string.h"
+ #include "wx/intl.h"
#endif //WX_PRECOMP
-#include <wx/log.h>
-#include <wx/config.h>
-#include <wx/msw/registry.h>
-#include <wx/msw/regconf.h>
+#include "wx/event.h"
+#include "wx/app.h"
+#include "wx/log.h"
+
+#if wxUSE_CONFIG
+
+#include "wx/config.h"
+
+#ifndef __WIN16__
+
+#include "wx/msw/registry.h"
+#include "wx/msw/regconf.h"
// ----------------------------------------------------------------------------
// constants
// ----------------------------------------------------------------------------
// ctor/dtor
// ----------------------------------------------------------------------------
-wxRegConfig::wxRegConfig(const wxString& strRoot)
- : m_keyLocalRoot(wxRegKey::HKCU, SOFTWARE_KEY + strRoot),
- m_keyLocal(m_keyLocalRoot, ""),
- m_keyGlobalRoot(wxRegKey::HKLM, SOFTWARE_KEY + strRoot),
- m_keyGlobal(m_keyGlobalRoot, "")
+
+// create the config object which stores its data under HKCU\vendor\app and, if
+// style & wxCONFIG_USE_GLOBAL_FILE, under HKLM\vendor\app
+wxRegConfig::wxRegConfig(const wxString& appName, const wxString& vendorName,
+ const wxString& strLocal, const wxString& strGlobal,
+ long style)
+ : wxConfigBase(appName, vendorName, strLocal, strGlobal, style)
{
+ wxString strRoot;
+
+ bool bDoUseGlobal = (style & wxCONFIG_USE_GLOBAL_FILE) != 0;
+
+ // the convention is to put the programs keys under <vendor>\<appname>
+ // (but it can be overriden by specifying the pathes explicitly in strLocal
+ // and/or strGlobal)
+ if ( strLocal.IsEmpty() || (strGlobal.IsEmpty() && bDoUseGlobal) )
+ {
+ if ( vendorName.IsEmpty() )
+ {
+ if ( wxTheApp )
+ strRoot = wxTheApp->GetVendorName();
+ }
+ else
+ {
+ strRoot = vendorName;
+ }
+
+ // no '\\' needed if no vendor name
+ if ( !strRoot.IsEmpty() )
+ {
+ strRoot += '\\';
+ }
+
+ if ( appName.IsEmpty() )
+ {
+ wxCHECK_RET( wxTheApp, wxT("No application name in wxRegConfig ctor!") );
+ strRoot << wxTheApp->GetAppName();
+ }
+ else
+ {
+ strRoot << appName;
+ }
+ }
+ //else: we don't need to do all the complicated stuff above
+
+ wxString str = strLocal.IsEmpty() ? 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
+ // ourselves to be generous and spend some memory to significantly improve
+ // performance of SetPath()
+ static const size_t MEMORY_PREALLOC = 512;
+
+ m_keyLocalRoot.ReserveMemoryForName(MEMORY_PREALLOC);
+ m_keyLocal.ReserveMemoryForName(MEMORY_PREALLOC);
+
+ m_keyLocalRoot.SetName(wxRegKey::HKCU, SOFTWARE_KEY + str);
+ m_keyLocal.SetName(m_keyLocalRoot, _T(""));
+
+ if ( bDoUseGlobal )
+ {
+ str = strGlobal.IsEmpty() ? 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(""));
+ }
+
// Create() will Open() if key already exists
m_keyLocalRoot.Create();
- wxLogNull nolog;
- m_keyGlobalRoot.Open();
+ // as it's the same key, Open() shouldn't fail (i.e. no need for Create())
+ m_keyLocal.Open();
+
+ // OTOH, this key may perfectly not exist, so suppress error messages the call
+ // to Open() might generate
+ if ( bDoUseGlobal )
+ {
+ wxLogNull nolog;
+ m_keyGlobalRoot.Open();
+ m_keyGlobal.Open();
+ }
}
wxRegConfig::~wxRegConfig()
// ----------------------------------------------------------------------------
// path management
// ----------------------------------------------------------------------------
+
+// this function is called a *lot* of times (as I learned after seeing from
+// profiler output that it is called ~12000 times from Mahogany start up code!)
+// so it is important to optimize it - in particular, avoid using generic
+// string functions here and do everything manually because it is faster
+//
+// I still kept the old version to be able to check that the optimized code has
+// the same output as the non optimized version.
void wxRegConfig::SetPath(const wxString& strPath)
{
- wxArrayString aParts;
+ // remember the old path
+ wxString strOldPath = m_strPath;
+
+#ifdef WX_DEBUG_SET_PATH // non optimized version kept here for testing
+ wxString m_strPathAlt;
+
+ {
+ wxArrayString aParts;
+
+ // because GetPath() returns "" when we're at root, we must understand
+ // empty string as "/"
+ if ( strPath.IsEmpty() || (strPath[0] == wxCONFIG_PATH_SEPARATOR) ) {
+ // absolute path
+ wxSplitPath(aParts, strPath);
+ }
+ else {
+ // relative path, combine with current one
+ wxString strFullPath = GetPath();
+ strFullPath << wxCONFIG_PATH_SEPARATOR << strPath;
+ wxSplitPath(aParts, strFullPath);
+ }
+
+ // recombine path parts in one variable
+ wxString strRegPath;
+ m_strPathAlt.Empty();
+ for ( size_t n = 0; n < aParts.Count(); n++ ) {
+ strRegPath << '\\' << aParts[n];
+ m_strPathAlt << wxCONFIG_PATH_SEPARATOR << aParts[n];
+ }
+ }
+#endif // 0
- if ( strPath.IsEmpty() )
- return;
+ // check for the most common case first
+ if ( strPath.empty() )
+ {
+ m_strPath = wxCONFIG_PATH_SEPARATOR;
+ }
+ else // not root
+ {
+ // construct the full path
+ wxString strFullPath;
+ if ( strPath[0u] == wxCONFIG_PATH_SEPARATOR )
+ {
+ // absolute path
+ strFullPath = strPath;
+ }
+ else // relative path
+ {
+ strFullPath.reserve(2*m_strPath.length());
+
+ strFullPath << m_strPath;
+ if ( strFullPath.Len() == 0 ||
+ strFullPath.Last() != wxCONFIG_PATH_SEPARATOR )
+ strFullPath << wxCONFIG_PATH_SEPARATOR;
+ strFullPath << strPath;
+ }
+
+ // simplify it: we need to handle ".." here
+
+ // count the total number of slashes we have to know if we can go upper
+ size_t totalSlashes = 0;
+
+ // position of the last slash to be able to backtrack to it quickly if
+ // needed, but we set it to -1 if we don't have a valid position
+ //
+ // we only remember the last position which means that we handle ".."
+ // quite efficiently but not "../.." - however the latter should be
+ // much more rare, so it is probably ok
+ int posLastSlash = -1;
+
+ const wxChar *src = strFullPath.c_str();
+ size_t len = strFullPath.length();
+ const wxChar *end = src + len;
+
+ wxChar *dst = m_strPath.GetWriteBuf(len);
+ wxChar *start = dst;
+
+ for ( ; src < end; src++, dst++ )
+ {
+ if ( *src == wxCONFIG_PATH_SEPARATOR )
+ {
+ // check for "/.."
+
+ // 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('.') &&
+ (src + 3 == end || src[3] == wxCONFIG_PATH_SEPARATOR) )
+ {
+ if ( !totalSlashes )
+ {
+ wxLogWarning(_("'%s' has extra '..', ignored."),
+ strFullPath.c_str());
+ }
+ else // return to the previous path component
+ {
+ // do we already have its position?
+ if ( posLastSlash == -1 )
+ {
+ // no, find it: note that we are sure to have one
+ // because totalSlashes > 0 so we don't have to
+ // check the boundary condition below
+
+ // this is more efficient than strrchr()
+ dst--;
+ while ( *dst != wxCONFIG_PATH_SEPARATOR )
+ {
+ dst--;
+ }
+ }
+ else // the position of last slash was stored
+ {
+ // go directly there
+ dst = start + posLastSlash;
+
+ // invalidate posLastSlash
+ posLastSlash = -1;
+ }
+
+ // we must have found a slash one way or another!
+ wxASSERT_MSG( *dst == wxCONFIG_PATH_SEPARATOR,
+ _T("error in wxRegConfig::SetPath") );
+
+ // stay at the same position
+ dst--;
+
+ // we killed one
+ totalSlashes--;
+ }
+
+ // skip both dots
+ src += 2;
+ }
+ else // not "/.."
+ {
+ if ( (dst == start) || (dst[-1] != wxCONFIG_PATH_SEPARATOR) )
+ {
+ *dst = wxCONFIG_PATH_SEPARATOR;
+
+ posLastSlash = dst - start;
+
+ totalSlashes++;
+ }
+ else // previous char was a slash too
+ {
+ // squeeze several subsequent slashes into one: i.e.
+ // just ignore this one
+ dst--;
+ }
+ }
+ }
+ else // normal character
+ {
+ // just copy
+ *dst = *src;
+ }
+ }
+
+ // NUL terminate the string
+ if ( dst[-1] == wxCONFIG_PATH_SEPARATOR && (dst != start + 1) )
+ {
+ // if it has a trailing slash we remove it unless it is the only
+ // string character
+ dst--;
+ }
+
+ *dst = _T('\0');
+
+ m_strPath.UngetWriteBuf(dst - start);
+ }
- if ( strPath[0] == wxCONFIG_PATH_SEPARATOR ) {
- // absolute path
- wxSplitPath(aParts, strPath);
- }
- else {
- // relative path, combine with current one
- wxString strFullPath = GetPath();
- strFullPath << wxCONFIG_PATH_SEPARATOR << strPath;
- wxSplitPath(aParts, strFullPath);
- }
+#ifdef WX_DEBUG_SET_PATH
+ wxASSERT( m_strPath == m_strPathAlt );
+#endif
- // recombine path parts in one variable
- wxString strRegPath;
- m_strPath.Empty();
- for ( uint n = 0; n < aParts.Count(); n++ ) {
- strRegPath << '\\' << aParts[n];
- m_strPath << wxCONFIG_PATH_SEPARATOR << aParts[n];
- }
+ if ( m_strPath == strOldPath )
+ return;
+
+ // registry APIs want backslashes instead of slashes
+ wxString strRegPath;
+ size_t len = m_strPath.length();
- // change current key(s)
- m_keyLocal.SetName(m_keyLocalRoot, strRegPath);
- m_keyGlobal.SetName(m_keyGlobalRoot, strRegPath);
- m_keyLocal.Create();
+ const wxChar *src = m_strPath.c_str();
+ wxChar *dst = strRegPath.GetWriteBuf(len);
- wxLogNull nolog;
- m_keyGlobal.Open();
+ const wxChar *end = src + len;
+ for ( ; src < end; src++, dst++ )
+ {
+ if ( *src == wxCONFIG_PATH_SEPARATOR )
+ *dst = _T('\\');
+ else
+ *dst = *src;
+ }
+
+ strRegPath.UngetWriteBuf(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
+ // something)
+#if 0
+ // as we create the registry key when SetPath(key) is done, we can be left
+ // with plenty of empty keys if this was only done to try to read some
+ // value which, in fact, doesn't exist - to prevent this from happening we
+ // automatically delete the old key if it was empty
+ if ( m_keyLocal.Exists() && LocalKey().IsEmpty() )
+ {
+ m_keyLocal.DeleteSelf();
+ }
+#endif // 0
+
+ // 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();
+
+ wxLogNull nolog;
+ m_keyGlobal.Open();
}
// ----------------------------------------------------------------------------
// are we already enumerating local entries?
if ( m_keyGlobal.IsOpened() && !IS_LOCAL_INDEX(lIndex) ) {
// try to find a global entry which doesn't appear locally
- do {
- if ( !m_keyGlobal.GetNextKey(str, lIndex) ) {
- // no more global entries
- lIndex |= LOCAL_MASK;
- break;
+ while ( m_keyGlobal.GetNextKey(str, lIndex) ) {
+ if ( !m_keyLocal.Exists() || !LocalKey().HasSubKey(str) ) {
+ // ok, found one - return it
+ return TRUE;
}
- } while( m_keyLocal.HasSubKey(str) );
+ }
+
+ // no more global entries
+ lIndex |= LOCAL_MASK;
}
+ // if we don't have the key at all, don't try to enumerate anything under it
+ if ( !m_keyLocal.Exists() )
+ 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)
lIndex &= ~LOCAL_MASK;
- bool bOk = m_keyLocal.GetNextKey(str, lIndex);
+ bool bOk = LocalKey().GetNextKey(str, lIndex);
lIndex |= LOCAL_MASK;
return bOk;
// are we already enumerating local entries?
if ( m_keyGlobal.IsOpened() && !IS_LOCAL_INDEX(lIndex) ) {
// try to find a global entry which doesn't appear locally
- do {
- if ( !m_keyGlobal.GetNextValue(str, lIndex) ) {
- // no more global entries
- lIndex |= LOCAL_MASK;
- break;
+ while ( m_keyGlobal.GetNextValue(str, lIndex) ) {
+ if ( !m_keyLocal.Exists() || !LocalKey().HasValue(str) ) {
+ // ok, found one - return it
+ return TRUE;
}
- } while( m_keyLocal.HasValue(str) );
+ }
+
+ // no more global entries
+ lIndex |= LOCAL_MASK;
}
+ // if we don't have the key at all, don't try to enumerate anything under it
+ if ( !m_keyLocal.Exists() )
+ 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)
lIndex &= ~LOCAL_MASK;
- bool bOk = m_keyLocal.GetNextValue(str, lIndex);
+ bool bOk = LocalKey().GetNextValue(str, lIndex);
lIndex |= LOCAL_MASK;
return bOk;
}
-uint wxRegConfig::GetNumberOfEntries(bool bRecursive) const
+size_t wxRegConfig::GetNumberOfEntries(bool WXUNUSED(bRecursive)) const
{
- uint nEntries = 0;
+ size_t nEntries = 0;
// dummy vars
wxString str;
return nEntries;
}
-uint wxRegConfig::GetNumberOfGroups(bool bRecursive) const
+size_t wxRegConfig::GetNumberOfGroups(bool WXUNUSED(bRecursive)) const
{
- uint nGroups = 0;
+ size_t nGroups = 0;
// dummy vars
wxString str;
// tests for existence
// ----------------------------------------------------------------------------
-bool wxRegConfig::HasGroup(const wxString& strName) const
+bool wxRegConfig::HasGroup(const wxString& key) const
+{
+ wxConfigPathChanger path(this, key);
+
+ wxString strName(path.Name());
+
+ return (m_keyLocal.Exists() && LocalKey().HasSubKey(strName)) ||
+ m_keyGlobal.HasSubKey(strName);
+}
+
+bool wxRegConfig::HasEntry(const wxString& key) const
{
- return m_keyLocal.HasSubKey(strName) || m_keyGlobal.HasSubKey(strName);
+ wxConfigPathChanger path(this, key);
+
+ wxString strName(path.Name());
+
+ return (m_keyLocal.Exists() && LocalKey().HasValue(strName)) ||
+ m_keyGlobal.HasValue(strName);
}
-bool wxRegConfig::HasEntry(const wxString& strName) const
+wxConfigBase::EntryType wxRegConfig::GetEntryType(const wxString& key) const
{
- return m_keyLocal.HasValue(strName) || m_keyGlobal.HasValue(strName);
+ wxConfigPathChanger path(this, key);
+
+ wxString strName(path.Name());
+
+ bool isNumeric;
+ if ( m_keyLocal.Exists() && LocalKey().HasValue(strName) )
+ isNumeric = m_keyLocal.IsNumericValue(strName);
+ else if ( m_keyGlobal.HasValue(strName) )
+ isNumeric = m_keyGlobal.IsNumericValue(strName);
+ else
+ return wxConfigBase::Type_Unknown;
+
+ return isNumeric ? wxConfigBase::Type_Integer : wxConfigBase::Type_String;
}
// ----------------------------------------------------------------------------
// reading/writing
// ----------------------------------------------------------------------------
-bool wxRegConfig::Read(wxString *pStr,
- const char *szKey,
- const char *szDefault) const
+bool wxRegConfig::DoReadString(const wxString& key, wxString *pStr) const
{
- PathChanger path(this, szKey);
+ wxCHECK_MSG( pStr, FALSE, _T("wxRegConfig::Read(): NULL param") );
+
+ wxConfigPathChanger path(this, key);
bool bQueryGlobal = TRUE;
// overriden by the local key with the same name
if ( IsImmutable(path.Name()) ) {
if ( TryGetValue(m_keyGlobal, path.Name(), *pStr) ) {
- if ( m_keyLocal.HasValue(path.Name()) ) {
- wxLogWarning("User value for immutable key '%s' ignored.",
+ if ( m_keyLocal.Exists() && LocalKey().HasValue(path.Name()) ) {
+ wxLogWarning(wxT("User value for immutable key '%s' ignored."),
path.Name().c_str());
}
}
// first try local key
- if ( TryGetValue(m_keyLocal, path.Name(), *pStr) ||
+ if ( (m_keyLocal.Exists() && TryGetValue(LocalKey(), path.Name(), *pStr)) ||
(bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), *pStr)) ) {
return TRUE;
}
- if(IsRecordingDefaults())
- Write(szKey,szDefault);
-
- // default value
- *pStr = szDefault;
return FALSE;
}
-bool wxRegConfig::Read(long *plResult, const char *szKey, long lDefault) 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
{
- PathChanger path(this, szKey);
+ wxCHECK_MSG( plResult, FALSE, _T("wxRegConfig::Read(): NULL param") );
+
+ wxConfigPathChanger path(this, key);
bool bQueryGlobal = TRUE;
// overriden by the local key with the same name
if ( IsImmutable(path.Name()) ) {
if ( TryGetValue(m_keyGlobal, path.Name(), plResult) ) {
- if ( m_keyLocal.HasValue(path.Name()) ) {
- wxLogWarning("User value for immutable key '%s' ignored.",
+ if ( m_keyLocal.Exists() && LocalKey().HasValue(path.Name()) ) {
+ wxLogWarning(wxT("User value for immutable key '%s' ignored."),
path.Name().c_str());
}
}
// first try local key
- if ( TryGetValue(m_keyLocal, path.Name(), plResult) ||
+ if ( (m_keyLocal.Exists() && TryGetValue(LocalKey(), path.Name(), plResult)) ||
(bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), plResult)) ) {
return TRUE;
}
- // default
- *plResult = lDefault;
return FALSE;
}
-bool wxRegConfig::Write(const char *szKey, const char *szValue)
+bool wxRegConfig::DoWriteString(const wxString& key, const wxString& szValue)
{
- PathChanger path(this, szKey);
+ wxConfigPathChanger path(this, key);
if ( IsImmutable(path.Name()) ) {
- wxLogError("Can't change immutable entry '%s'.", path.Name().c_str());
+ wxLogError(wxT("Can't change immutable entry '%s'."), path.Name().c_str());
return FALSE;
}
- return m_keyLocal.SetValue(path.Name(), szValue);
+ return LocalKey().SetValue(path.Name(), szValue);
}
-bool wxRegConfig::Write(const char *szKey, long lValue)
+bool wxRegConfig::DoWriteLong(const wxString& key, long lValue)
{
- PathChanger path(this, szKey);
+ wxConfigPathChanger path(this, key);
if ( IsImmutable(path.Name()) ) {
- wxLogError("Can't change immutable entry '%s'.", path.Name().c_str());
+ wxLogError(wxT("Can't change immutable entry '%s'."), path.Name().c_str());
return FALSE;
}
- return m_keyLocal.SetValue(path.Name(), lValue);
+ return LocalKey().SetValue(path.Name(), lValue);
+}
+
+// ----------------------------------------------------------------------------
+// renaming
+// ----------------------------------------------------------------------------
+
+bool wxRegConfig::RenameEntry(const wxString& oldName, const wxString& newName)
+{
+ // check that the old entry exists...
+ if ( !HasEntry(oldName) )
+ return FALSE;
+
+ // and that the new one doesn't
+ if ( HasEntry(newName) )
+ return FALSE;
+
+ return m_keyLocal.RenameValue(oldName, newName);
+}
+
+bool wxRegConfig::RenameGroup(const wxString& oldName, const wxString& newName)
+{
+ // check that the old group exists...
+ if ( !HasGroup(oldName) )
+ return FALSE;
+
+ // and that the new one doesn't
+ if ( HasGroup(newName) )
+ return FALSE;
+
+ return wxRegKey(m_keyLocal, oldName).Rename(newName);
}
// ----------------------------------------------------------------------------
// deleting
// ----------------------------------------------------------------------------
-bool wxRegConfig::DeleteEntry(const char *szValue, bool bGroupIfEmptyAlso)
+bool wxRegConfig::DeleteEntry(const wxString& value, bool WXUNUSED(bGroupIfEmptyAlso))
{
- PathChanger path(this, szValue);
+ wxConfigPathChanger path(this, value);
- if ( !m_keyLocal.DeleteValue(path.Name()) )
- return FALSE;
+ if ( m_keyLocal.Exists() ) {
+ if ( !m_keyLocal.DeleteValue(path.Name()) )
+ return FALSE;
- if ( !m_keyLocal.HasSubkeys() ) {
- wxString strKey = GetPath().Right(wxCONFIG_PATH_SEPARATOR);
- SetPath(".."); // changes m_keyLocal
- return m_keyLocal.DeleteKey(strKey);
+ if ( m_keyLocal.IsEmpty() ) {
+ wxString strKey = GetPath().AfterLast(wxCONFIG_PATH_SEPARATOR);
+ SetPath(".."); // changes m_keyLocal
+ return LocalKey().DeleteKey(strKey);
+ }
}
return TRUE;
}
-bool wxRegConfig::DeleteGroup(const char *szKey)
+bool wxRegConfig::DeleteGroup(const wxString& key)
{
- PathChanger path(this, szKey);
+ wxConfigPathChanger path(this, key);
- return m_keyLocal.DeleteKey(path.Name());
+ return m_keyLocal.Exists() ? LocalKey().DeleteKey(path.Name()) : TRUE;
}
bool wxRegConfig::DeleteAll()
m_keyGlobal.Close();
bool bOk = m_keyLocalRoot.DeleteSelf();
- if ( bOk )
+
+ // make sure that we opened m_keyGlobalRoot and so it has a reasonable name:
+ // otherwise we will delete HKEY_CLASSES_ROOT recursively
+ if ( bOk && m_keyGlobalRoot.IsOpened() )
bOk = m_keyGlobalRoot.DeleteSelf();
return bOk;
}
+
+#endif
+ // __WIN16__
+
+#endif
+ // wxUSE_CONFIG
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