///////////////////////////////////////////////////////////////////////////////
// Name: msw/regconf.cpp
-// Purpose:
+// Purpose:
// Author: Vadim Zeitlin
-// Modified by:
+// Modified by:
// Created: 27.04.98
// RCS-ID: $Id$
// Copyright: (c) 1998 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr>
#pragma implementation "regconf.h"
#endif
-// ============================================================================
-// declarations
-// ============================================================================
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
-// ----------------------------------------------------------------------------
-// headers
-// ----------------------------------------------------------------------------
-#include <wx/wx.h>
-#include <wx/config.h>
-#include <wx/regconf.h>
-#include <wx/registry.h>
+#ifdef __BORLANDC__
+#pragma hdrstop
+#endif
+
+#ifndef WX_PRECOMP
+ #include "wx/string.h"
+#endif //WX_PRECOMP
+
+#include "wx/event.h"
+#include "wx/app.h"
+#include "wx/log.h"
+#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;
+ m_keyLocalRoot.SetName(wxRegKey::HKCU, SOFTWARE_KEY + str);
+ m_keyLocal.SetName(m_keyLocalRoot, "");
+
+ if ( bDoUseGlobal )
+ {
+ str = strGlobal.IsEmpty() ? strRoot : strGlobal;
+ m_keyGlobalRoot.SetName(wxRegKey::HKLM, SOFTWARE_KEY + str);
+ m_keyGlobal.SetName(m_keyGlobalRoot, "");
+ }
+
// 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();
+ }
}
wxRegConfig::~wxRegConfig()
// ----------------------------------------------------------------------------
void wxRegConfig::SetPath(const wxString& strPath)
{
- ArrayString aParts;
-
- if ( strPath.IsEmpty() )
- return;
+ wxArrayString aParts;
- if ( strPath[0] == APPCONF_PATH_SEPARATOR ) {
+ // because GetPath() returns "" when we're at root, we must understand
+ // empty string as "/"
+ if ( strPath.IsEmpty() || (strPath[0] == wxCONFIG_PATH_SEPARATOR) ) {
// absolute path
- SplitPath(aParts, strPath);
+ wxSplitPath(aParts, strPath);
}
else {
// relative path, combine with current one
wxString strFullPath = GetPath();
- strFullPath << APPCONF_PATH_SEPARATOR << strPath;
- SplitPath(aParts, strFullPath);
+ strFullPath << wxCONFIG_PATH_SEPARATOR << strPath;
+ wxSplitPath(aParts, strFullPath);
}
// recombine path parts in one variable
- wxString strRegPath;
+ wxString strOldPath = m_strPath, strRegPath;
m_strPath.Empty();
- for ( uint n = 0; n < aParts.Count(); n++ ) {
+ for ( size_t n = 0; n < aParts.Count(); n++ ) {
strRegPath << '\\' << aParts[n];
- m_strPath << APPCONF_PATH_SEPARATOR << aParts[n];
+ m_strPath << wxCONFIG_PATH_SEPARATOR << aParts[n];
+ }
+
+ if ( m_strPath == strOldPath )
+ return;
+
+ // 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.IsEmpty() )
+ {
+ m_keyLocal.DeleteSelf();
}
// change current key(s)
// ----------------------------------------------------------------------------
/*
- We want to enumerate all local keys/values after the global ones, but, of
+ We want to enumerate all local keys/values after the global ones, but, of
course, we don't want to repeat a key which appears locally as well as
globally twice.
#define LOCAL_MASK 0x8000
#define IS_LOCAL_INDEX(l) (((l) & LOCAL_MASK) != 0)
-bool wxRegConfig::GetFirstGroup(wxString& str, long& lIndex)
+bool wxRegConfig::GetFirstGroup(wxString& str, long& lIndex) const
{
lIndex = 0;
return GetNextGroup(str, lIndex);
}
-bool wxRegConfig::GetNextGroup (wxString& str, long& lIndex)
+bool wxRegConfig::GetNextGroup(wxString& str, long& lIndex) const
{
// are we already enumerating local entries?
if ( m_keyGlobal.IsOpened() && !IS_LOCAL_INDEX(lIndex) ) {
return bOk;
}
-bool wxRegConfig::GetFirstEntry(wxString& str, long& lIndex)
+bool wxRegConfig::GetFirstEntry(wxString& str, long& lIndex) const
{
lIndex = 0;
- return GetNextGroup(str, lIndex);
+ return GetNextEntry(str, lIndex);
}
-bool wxRegConfig::GetNextEntry (wxString& str, long& lIndex)
+bool wxRegConfig::GetNextEntry(wxString& str, long& lIndex) const
{
// 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) ) {
+ if ( !m_keyGlobal.GetNextValue(str, lIndex) ) {
// no more global entries
lIndex |= LOCAL_MASK;
break;
}
- } while( m_keyLocal.HasSubKey(str) );
+ } while( m_keyLocal.HasValue(str) );
}
// 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 = m_keyLocal.GetNextValue(str, lIndex);
lIndex |= LOCAL_MASK;
return bOk;
}
+size_t wxRegConfig::GetNumberOfEntries(bool bRecursive) const
+{
+ size_t nEntries = 0;
+
+ // dummy vars
+ wxString str;
+ long l;
+ bool bCont = ((wxRegConfig*)this)->GetFirstEntry(str, l);
+ while ( bCont ) {
+ nEntries++;
+
+ bCont = ((wxRegConfig*)this)->GetNextEntry(str, l);
+ }
+
+ return nEntries;
+}
+
+size_t wxRegConfig::GetNumberOfGroups(bool bRecursive) const
+{
+ size_t nGroups = 0;
+
+ // dummy vars
+ wxString str;
+ long l;
+ bool bCont = ((wxRegConfig*)this)->GetFirstGroup(str, l);
+ while ( bCont ) {
+ nGroups++;
+
+ bCont = ((wxRegConfig*)this)->GetNextGroup(str, l);
+ }
+
+ return nGroups;
+}
+
+// ----------------------------------------------------------------------------
+// tests for existence
+// ----------------------------------------------------------------------------
+
+bool wxRegConfig::HasGroup(const wxString& key) const
+{
+ wxConfigPathChanger path(this, key);
+
+ wxString strName(path.Name());
+
+ return m_keyLocal.HasSubKey(strName) || m_keyGlobal.HasSubKey(strName);
+}
+
+bool wxRegConfig::HasEntry(const wxString& key) const
+{
+ wxConfigPathChanger path(this, key);
+
+ wxString strName(path.Name());
+
+ return m_keyLocal.HasValue(strName) || m_keyGlobal.HasValue(strName);
+}
+
+wxConfigBase::EntryType wxRegConfig::GetEntryType(const wxString& key) const
+{
+ wxConfigPathChanger path(this, key);
+
+ wxString strName(path.Name());
+
+ bool isNumeric;
+ if ( m_keyLocal.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& str,
- const char *szKey,
- const char *szDefault) const
+bool wxRegConfig::Read(const wxString& key, wxString *pStr) const
{
- PathChanger path(this, szKey);
+ wxConfigPathChanger path(this, key);
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
if ( IsImmutable(path.Name()) ) {
- if ( TryGetValue(m_keyGlobal, path.Name(), str) ) {
+ if ( TryGetValue(m_keyGlobal, path.Name(), *pStr) ) {
if ( m_keyLocal.HasValue(path.Name()) ) {
- wxLogWarning("User value for immutable key '%s' ignored.",
+ wxLogWarning(wxT("User value for immutable key '%s' ignored."),
+ path.Name().c_str());
+ }
+ *pStr = wxConfigBase::ExpandEnvVars(*pStr);
+ return TRUE;
+ }
+ else {
+ // don't waste time - it's not there anyhow
+ bQueryGlobal = FALSE;
+ }
+ }
+
+ // first try local key
+ if ( TryGetValue(m_keyLocal, path.Name(), *pStr) ||
+ (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), *pStr)) ) {
+ // nothing to do
+
+ *pStr = wxConfigBase::ExpandEnvVars(*pStr);
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+bool wxRegConfig::Read(const wxString& key, wxString *pStr,
+ const wxString& szDefault) const
+{
+ wxConfigPathChanger path(this, key);
+
+ 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
+ if ( IsImmutable(path.Name()) ) {
+ if ( TryGetValue(m_keyGlobal, path.Name(), *pStr) ) {
+ if ( m_keyLocal.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(), str) ||
- (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), str)) ) {
+ if ( TryGetValue(m_keyLocal, 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;
+ }
+
+ *pStr = wxConfigBase::ExpandEnvVars(*pStr);
- // default value
- str = szDefault;
return FALSE;
}
-bool wxRegConfig::Read(long &lValue, const char *szKey, long lDefault) const
+bool wxRegConfig::Read(const wxString& key, long *plResult) const
{
- PathChanger path(this, szKey);
+ wxConfigPathChanger path(this, key);
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
if ( IsImmutable(path.Name()) ) {
- if ( TryGetValue(m_keyGlobal, path.Name(), &lValue) ) {
+ if ( TryGetValue(m_keyGlobal, path.Name(), plResult) ) {
if ( m_keyLocal.HasValue(path.Name()) ) {
- wxLogWarning("User value for immutable key '%s' ignored.",
+ wxLogWarning(wxT("User value for immutable key '%s' ignored."),
path.Name().c_str());
}
}
// first try local key
- if ( TryGetValue(m_keyLocal, path.Name(), &lValue) ||
- (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), &lValue)) ) {
+ if ( TryGetValue(m_keyLocal, path.Name(), plResult) ||
+ (bQueryGlobal && TryGetValue(m_keyGlobal, path.Name(), plResult)) ) {
return TRUE;
}
-
- // default
- lValue = lDefault;
return FALSE;
}
-bool wxRegConfig::Write(const char *szKey, const char *szValue)
+bool wxRegConfig::Write(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);
}
-bool wxRegConfig::Write(const char *szKey, long lValue)
+bool wxRegConfig::Write(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);
}
+// ----------------------------------------------------------------------------
+// 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;
+
+ // delete the old entry and create the new one - but do in the reverse
+ // order to not lose the data if Create() fails
+
+ bool ok;
+ if ( m_keyLocal.IsNumericValue(oldName) )
+ {
+ long val;
+ ok = m_keyLocal.QueryValue(oldName, &val) &&
+ m_keyLocal.SetValue(newName, val);
+ }
+ else
+ {
+ wxString val;
+ ok = m_keyLocal.QueryValue(oldName, val) &&
+ m_keyLocal.SetValue(newName, val);
+ }
+
+ if ( !ok )
+ return FALSE;
+
+ if ( !m_keyLocal.DeleteValue(oldName) )
+ {
+ m_keyLocal.DeleteValue(newName);
+
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+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;
+
+ // TODO there is no way to rename a registry key - we must do a deep copy
+ // ourselves
+ wxFAIL_MSG(wxT("Registry key renaming not implemented"));
+
+ return FALSE;
+}
+
// ----------------------------------------------------------------------------
// deleting
// ----------------------------------------------------------------------------
-bool wxRegConfig::DeleteEntry(const char *szValue, bool bGroupIfEmptyAlso)
+bool wxRegConfig::DeleteEntry(const wxString& value, bool bGroupIfEmptyAlso)
{
- PathChanger path(this, szValue);
+ wxConfigPathChanger path(this, value);
if ( !m_keyLocal.DeleteValue(path.Name()) )
return FALSE;
if ( m_keyLocal.IsEmpty() ) {
- wxString strKey = GetPath().Right(APPCONF_PATH_SEPARATOR);
+ wxString strKey = GetPath().AfterLast(wxCONFIG_PATH_SEPARATOR);
SetPath(".."); // changes m_keyLocal
return m_keyLocal.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());
}
bool wxRegConfig::DeleteAll()
{
- // first of all, prevent the creation of new registry entries
- Config::EnableAutosave(FALSE);
-
m_keyLocal.Close();
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__
+
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