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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3916 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
David Webster
463
src/os2/iniconf.cpp
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463
src/os2/iniconf.cpp
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///////////////////////////////////////////////////////////////////////////////
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// Name: src/os2/iniconf.cpp
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// Purpose: implementation of wxIniConfig class
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// Author: David Webster
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// Modified by:
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// Created: 10/09/99
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// Copyright: David Webster
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// Licence: wxWindows license
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///////////////////////////////////////////////////////////////////////////////
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#ifndef WX_PRECOMP
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#include <wx/string.h>
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#include <wx/intl.h>
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#include <wx/event.h>
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#include <wx/app.h>
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#include <wx/utils.h>
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#endif //WX_PRECOMP
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#include <wx/dynarray.h>
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#include <wx/log.h>
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#include <wx/config.h>
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#include <wx/os2/iniconf.h>
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#define INCL_PM
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#include <os2.h>
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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// we replace all path separators with this character
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#define PATH_SEP_REPLACE '_'
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// ============================================================================
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// implementation
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// ============================================================================
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// ----------------------------------------------------------------------------
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// ctor & dtor
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// ----------------------------------------------------------------------------
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wxIniConfig::wxIniConfig(const wxString& strAppName,
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const wxString& strVendor,
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const wxString& localFilename,
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const wxString& globalFilename,
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long style)
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: wxConfigBase(!strAppName && wxTheApp ? wxTheApp->GetAppName()
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: strAppName,
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!strVendor ? (wxTheApp ? wxTheApp->GetVendorName()
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: strAppName)
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: strVendor,
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localFilename, globalFilename, style)
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{
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m_strLocalFilename = localFilename;
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if (m_strLocalFilename.IsEmpty())
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{
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m_strLocalFilename = GetAppName() + ".ini";
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}
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// append the extension if none given and it's not an absolute file name
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// (otherwise we assume that they know what they're doing)
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if ( !wxIsPathSeparator(m_strLocalFilename[0u]) &&
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m_strLocalFilename.Find('.') == wxNOT_FOUND )
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{
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m_strLocalFilename << ".ini";
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}
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// set root path
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SetPath("");
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}
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wxIniConfig::~wxIniConfig()
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{
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}
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// ----------------------------------------------------------------------------
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// path management
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// ----------------------------------------------------------------------------
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void wxIniConfig::SetPath(const wxString& strPath)
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{
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wxArrayString aParts;
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if ( strPath.IsEmpty() ) {
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// nothing
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}
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else if ( strPath[0u] == wxCONFIG_PATH_SEPARATOR ) {
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// absolute path
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wxSplitPath(aParts, strPath);
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}
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else {
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// relative path, combine with current one
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wxString strFullPath = GetPath();
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strFullPath << wxCONFIG_PATH_SEPARATOR << strPath;
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wxSplitPath(aParts, strFullPath);
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}
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size_t nPartsCount = aParts.Count();
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m_strPath.Empty();
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if ( nPartsCount == 0 ) {
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// go to the root
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m_strGroup = PATH_SEP_REPLACE;
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}
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else {
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// translate
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m_strGroup = aParts[0u];
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for ( size_t nPart = 1; nPart < nPartsCount; nPart++ ) {
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if ( nPart > 1 )
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m_strPath << PATH_SEP_REPLACE;
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m_strPath << aParts[nPart];
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}
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}
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// other functions assume that all this is true, i.e. there are no trailing
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// underscores at the end except if the group is the root one
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wxASSERT( (m_strPath.IsEmpty() || m_strPath.Last() != PATH_SEP_REPLACE) &&
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(m_strGroup == wxString(PATH_SEP_REPLACE) ||
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m_strGroup.Last() != PATH_SEP_REPLACE) );
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}
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const wxString& wxIniConfig::GetPath() const
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{
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static wxString s_str;
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// always return abs path
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s_str = wxCONFIG_PATH_SEPARATOR;
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if ( m_strGroup == wxString(PATH_SEP_REPLACE) ) {
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// we're at the root level, nothing to do
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}
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else {
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s_str << m_strGroup;
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if ( !m_strPath.IsEmpty() )
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s_str << wxCONFIG_PATH_SEPARATOR;
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for ( const char *p = m_strPath; *p != '\0'; p++ ) {
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s_str << (*p == PATH_SEP_REPLACE ? wxCONFIG_PATH_SEPARATOR : *p);
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}
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}
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return s_str;
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}
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wxString wxIniConfig::GetPrivateKeyName(const wxString& szKey) const
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{
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wxString strKey;
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if ( !m_strPath.IsEmpty() )
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strKey << m_strPath << PATH_SEP_REPLACE;
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strKey << szKey;
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return strKey;
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}
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wxString wxIniConfig::GetKeyName(const wxString& szKey) const
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{
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wxString strKey;
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if ( m_strGroup != wxString(PATH_SEP_REPLACE) )
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strKey << m_strGroup << PATH_SEP_REPLACE;
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if ( !m_strPath.IsEmpty() )
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strKey << m_strPath << PATH_SEP_REPLACE;
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strKey << szKey;
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return strKey;
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}
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// ----------------------------------------------------------------------------
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// enumeration
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// ----------------------------------------------------------------------------
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// not implemented
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bool wxIniConfig::GetFirstGroup(wxString& str, long& lIndex) const
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{
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wxFAIL_MSG("not implemented");
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return FALSE;
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}
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bool wxIniConfig::GetNextGroup (wxString& str, long& lIndex) const
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{
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wxFAIL_MSG("not implemented");
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return FALSE;
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}
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bool wxIniConfig::GetFirstEntry(wxString& str, long& lIndex) const
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{
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wxFAIL_MSG("not implemented");
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return FALSE;
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}
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bool wxIniConfig::GetNextEntry (wxString& str, long& lIndex) const
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{
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wxFAIL_MSG("not implemented");
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return FALSE;
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}
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// ----------------------------------------------------------------------------
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// misc info
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// ----------------------------------------------------------------------------
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// not implemented
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size_t wxIniConfig::GetNumberOfEntries(bool bRecursive) const
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{
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wxFAIL_MSG("not implemented");
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return (size_t)-1;
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}
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size_t wxIniConfig::GetNumberOfGroups(bool bRecursive) const
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{
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wxFAIL_MSG("not implemented");
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return (size_t)-1;
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}
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bool wxIniConfig::HasGroup(const wxString& strName) const
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{
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wxFAIL_MSG("not implemented");
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return FALSE;
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}
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bool wxIniConfig::HasEntry(const wxString& strName) const
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{
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wxFAIL_MSG("not implemented");
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return FALSE;
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}
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// is current group empty?
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bool wxIniConfig::IsEmpty() const
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{
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char szBuf[1024];
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// GetPrivateProfileString(m_strGroup, NULL, "",
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// szBuf, WXSIZEOF(szBuf), m_strLocalFilename);
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if ( !::IsEmpty(szBuf) )
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return FALSE;
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// GetProfileString(m_strGroup, NULL, "", szBuf, WXSIZEOF(szBuf));
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// if ( !::IsEmpty(szBuf) )
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return FALSE;
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return TRUE;
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}
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// ----------------------------------------------------------------------------
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// read/write
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// ----------------------------------------------------------------------------
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bool wxIniConfig::Read(const wxString& szKey, wxString *pstr) const
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{
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wxConfigPathChanger path(this, szKey);
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wxString strKey = GetPrivateKeyName(path.Name());
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char szBuf[1024]; // @@ should dynamically allocate memory...
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// first look in the private INI file
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// NB: the lpDefault param to GetPrivateProfileString can't be NULL
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// GetPrivateProfileString(m_strGroup, strKey, "",
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// szBuf, WXSIZEOF(szBuf), m_strLocalFilename);
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if ( ::IsEmpty(szBuf) ) {
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// now look in win.ini
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wxString strKey = GetKeyName(path.Name());
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// GetProfileString(m_strGroup, strKey, "", szBuf, WXSIZEOF(szBuf));
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}
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if ( ::IsEmpty(szBuf) ) {
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return FALSE;
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}
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else {
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*pstr = szBuf ;
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return TRUE;
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}
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}
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bool wxIniConfig::Read(const wxString& szKey, wxString *pstr,
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const wxString& szDefault) const
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{
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wxConfigPathChanger path(this, szKey);
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wxString strKey = GetPrivateKeyName(path.Name());
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char szBuf[1024]; // @@ should dynamically allocate memory...
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// first look in the private INI file
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// NB: the lpDefault param to GetPrivateProfileString can't be NULL
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// GetPrivateProfileString(m_strGroup, strKey, "",
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// szBuf, WXSIZEOF(szBuf), m_strLocalFilename);
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if ( ::IsEmpty(szBuf) ) {
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// now look in win.ini
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wxString strKey = GetKeyName(path.Name());
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// GetProfileString(m_strGroup, strKey, "", szBuf, WXSIZEOF(szBuf));
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}
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if ( ::IsEmpty(szBuf) ) {
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*pstr = szDefault;
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return FALSE;
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}
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else {
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*pstr = szBuf ;
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return TRUE;
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}
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}
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bool wxIniConfig::Read(const wxString& szKey, long *pl) const
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{
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wxConfigPathChanger path(this, szKey);
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wxString strKey = GetPrivateKeyName(path.Name());
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// hack: we have no mean to know if it really found the default value or
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// didn't find anything, so we call it twice
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static const int nMagic = 17; // 17 is some "rare" number
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static const int nMagic2 = 28; // arbitrary number != nMagic
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long lVal; // = GetPrivateProfileInt(m_strGroup, strKey, nMagic, m_strLocalFilename);
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if ( lVal != nMagic ) {
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// the value was read from the file
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*pl = lVal;
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return TRUE;
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}
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// is it really nMagic?
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// lVal = GetPrivateProfileInt(m_strGroup, strKey, nMagic2, m_strLocalFilename);
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if ( lVal == nMagic2 ) {
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// the nMagic it returned was indeed read from the file
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*pl = lVal;
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return TRUE;
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}
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// no, it was just returning the default value, so now look in win.ini
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// *pl = GetProfileInt(GetVendorName(), GetKeyName(szKey), *pl);
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return TRUE;
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}
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bool wxIniConfig::Write(const wxString& szKey, const wxString& szValue)
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{
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wxConfigPathChanger path(this, szKey);
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wxString strKey = GetPrivateKeyName(path.Name());
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bool bOk; // = WritePrivateProfileString(m_strGroup, strKey,
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// szValue, m_strLocalFilename) != 0;
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if ( !bOk )
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wxLogLastError("WritePrivateProfileString");
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return bOk;
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}
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bool wxIniConfig::Write(const wxString& szKey, long lValue)
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{
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// ltoa() is not ANSI :-(
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char szBuf[40]; // should be good for sizeof(long) <= 16 (128 bits)
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sprintf(szBuf, "%ld", lValue);
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return Write(szKey, szBuf);
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}
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bool wxIniConfig::Flush(bool /* bCurrentOnly */)
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{
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// this is just the way it works
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// return WritePrivateProfileString(NULL, NULL, NULL, m_strLocalFilename) != 0;
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return FALSE;
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}
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// ----------------------------------------------------------------------------
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// delete
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// ----------------------------------------------------------------------------
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bool wxIniConfig::DeleteEntry(const wxString& szKey, bool bGroupIfEmptyAlso)
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{
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// passing NULL as value to WritePrivateProfileString deletes the key
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// if ( !Write(szKey, (const char *)NULL) )
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// return FALSE;
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wxConfigPathChanger path(this, szKey);
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wxString strKey = GetPrivateKeyName(path.Name());
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// if (WritePrivateProfileString(m_strGroup, szKey,
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// (const char*) NULL, m_strLocalFilename) == 0)
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// return FALSE;
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if ( !bGroupIfEmptyAlso || !IsEmpty() )
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return TRUE;
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// delete the current group too
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bool bOk; // = WritePrivateProfileString(m_strGroup, NULL,
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// NULL, m_strLocalFilename) != 0;
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if ( !bOk )
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wxLogLastError("WritePrivateProfileString");
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return bOk;
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}
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bool wxIniConfig::DeleteGroup(const wxString& szKey)
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{
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wxConfigPathChanger path(this, szKey);
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// passing NULL as section name to WritePrivateProfileString deletes the
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// whole section according to the docs
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bool bOk; // = WritePrivateProfileString(path.Name(), NULL,
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// NULL, m_strLocalFilename) != 0;
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if ( !bOk )
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wxLogLastError("WritePrivateProfileString");
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return bOk;
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}
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#ifndef MAX_PATH
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#define MAX_PATH 256
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#endif
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bool wxIniConfig::DeleteAll()
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{
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// first delete our group in win.ini
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// WriteProfileString(GetVendorName(), NULL, NULL);
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// then delete our own ini file
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char szBuf[MAX_PATH];
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size_t nRc; // = GetWindowsDirectory(szBuf, WXSIZEOF(szBuf));
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if ( nRc == 0 )
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{
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wxLogLastError("GetWindowsDirectory");
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}
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else if ( nRc > WXSIZEOF(szBuf) )
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{
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wxFAIL_MSG("buffer is too small for Windows directory.");
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}
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wxString strFile = szBuf;
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strFile << '\\' << m_strLocalFilename;
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if ( !wxRemoveFile(strFile) ) {
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wxLogSysError(_("Can't delete the INI file '%s'"), strFile.c_str());
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return FALSE;
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}
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return TRUE;
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}
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bool wxIniConfig::RenameEntry(const wxString& oldName, const wxString& newName)
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{
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// Not implemented
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return FALSE;
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}
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bool wxIniConfig::RenameGroup(const wxString& oldName, const wxString& newName)
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{
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// Not implemented
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return FALSE;
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}
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