src/common/platinfo.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/common/platinfo.cpp
   3 // Purpose:     implements wxPlatformInfo class
   4 // Author:      Francesco Montorsi
   5 // Modified by:
   6 // Created:     07.07.2006 (based on wxToolkitInfo)
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2006 Francesco Montorsi
   9 // License:     wxWindows license
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 // for compilers that support precompilation, includes "wx.h".
  21 #include "wx/wxprec.h"
  22
  23 #ifdef __BORLANDC__
  24     #pragma hdrstop
  25 #endif
  26
  27 #include "wx/platinfo.h"
  28
  29 #ifndef WX_PRECOMP
  30     #include "wx/app.h"
  31     #include "wx/utils.h"
  32 #endif //WX_PRECOMP
  33
  34 #include "wx/apptrait.h"
  35
  36 // global object
  37 // VERY IMPORTANT: do not use the default constructor since it would
  38 //                 try to init the wxPlatformInfo instance using
  39 //                 gs_platInfo itself!
  40 static wxPlatformInfo gs_platInfo(wxPORT_UNKNOWN);
  41
  42 // ----------------------------------------------------------------------------
  43 // constants
  44 // ----------------------------------------------------------------------------
  45
  46 static const wxChar* const wxOperatingSystemIdNames[] =
  47 {
  48     _T("Apple Mac OS"),
  49     _T("Apple Mac OS X"),
  50
  51     _T("Microsoft Windows 9X"),
  52     _T("Microsoft Windows NT"),
  53     _T("Microsoft Windows Micro"),
  54     _T("Microsoft Windows CE"),
  55
  56     _T("Linux"),
  57     _T("FreeBSD"),
  58     _T("OpenBSD"),
  59     _T("NetBSD"),
  60
  61     _T("SunOS"),
  62     _T("AIX"),
  63     _T("HPUX"),
  64
  65     _T("DOS"),
  66     _T("OS/2")
  67 };
  68
  69 static const wxChar* const wxPortIdNames[] =
  70 {
  71     _T("wxBase"),
  72     _T("wxMSW"),
  73     _T("wxMotif"),
  74     _T("wxGTK"),
  75     _T("wxMGL"),
  76     _T("wxX11"),
  77     _T("wxOS2"),
  78     _T("wxMac"),
  79     _T("wxCocoa"),
  80     _T("wxWinCE"),
  81     _T("wxPalmOS"),
  82     _T("wxDFB")
  83 };
  84
  85 static const wxChar* const wxArchitectureNames[] =
  86 {
  87     _T("32 bit"),
  88     _T("64 bit")
  89 };
  90
  91 static const wxChar* const wxEndiannessNames[] =
  92 {
  93     _T("Big endian"),
  94     _T("Little endian"),
  95     _T("PDP endian")
  96 };
  97
  98 // ----------------------------------------------------------------------------
  99 // local functions
 100 // ----------------------------------------------------------------------------
 101
 102 // returns log in base 2 of the value, this maps the enum values to the
 103 // corresponding indices
 104 static unsigned wxGetIndexFromEnumValue(int value)
 105 {
 106     wxCHECK_MSG( value, (unsigned)-1, _T("invalid enum value") );
 107
 108     int n = 0;
 109     while ( !(value & 1) )
 110     {
 111         value >>= 1;
 112         n++;
 113     }
 114
 115     wxASSERT_MSG( value == 1, _T("more than one bit set in enum value") );
 116
 117     return n;
 118 }
 119
 120 // ----------------------------------------------------------------------------
 121 // wxPlatformInfo
 122 // ----------------------------------------------------------------------------
 123
 124 wxPlatformInfo::wxPlatformInfo()
 125 {
 126     // just copy platform info for currently running platform
 127     *this = Get();
 128 }
 129
 130 wxPlatformInfo::wxPlatformInfo(wxPortId pid, int tkMajor, int tkMinor,
 131                                wxOperatingSystemId id, int osMajor, int osMinor,
 132                                wxArchitecture arch,
 133                                wxEndianness endian,
 134                                bool usingUniversal)
 135 {
 136     m_tkVersionMajor = tkMajor;
 137     m_tkVersionMinor = tkMinor;
 138     m_port = pid;
 139     m_usingUniversal = usingUniversal;
 140
 141     m_os = id;
 142     m_osVersionMajor = osMajor;
 143     m_osVersionMinor = osMinor;
 144
 145     m_endian = endian;
 146     m_arch = arch;
 147 }
 148
 149 bool wxPlatformInfo::operator==(const wxPlatformInfo &t) const
 150 {
 151     return m_tkVersionMajor == t.m_tkVersionMajor &&
 152            m_tkVersionMinor == t.m_tkVersionMinor &&
 153            m_osVersionMajor == t.m_osVersionMajor &&
 154            m_osVersionMinor == t.m_osVersionMinor &&
 155            m_os == t.m_os &&
 156            m_port == t.m_port &&
 157            m_usingUniversal == t.m_usingUniversal &&
 158            m_arch == t.m_arch &&
 159            m_endian == t.m_endian;
 160 }
 161
 162 void wxPlatformInfo::InitForCurrentPlatform()
 163 {
 164     // autodetect all informations
 165     const wxAppTraits * const traits = wxTheApp ? wxTheApp->GetTraits() : NULL;
 166     if ( !traits )
 167     {
 168         wxFAIL_MSG( _T("failed to initialize wxPlatformInfo") );
 169
 170         m_port = wxPORT_UNKNOWN;
 171         m_usingUniversal = false;
 172         m_tkVersionMajor =
 173                 m_tkVersionMinor = 0;
 174     }
 175     else
 176     {
 177         m_port = traits->GetToolkitVersion(&m_tkVersionMajor, &m_tkVersionMinor);
 178         m_usingUniversal = traits->IsUsingUniversalWidgets();
 179     }
 180
 181     m_os = wxGetOsVersion(&m_osVersionMajor, &m_osVersionMinor);
 182     m_endian = wxIsPlatformLittleEndian() ? wxENDIAN_LITTLE : wxENDIAN_BIG;
 183     m_arch = wxIsPlatform64Bit() ? wxARCH_64 : wxARCH_32;
 184 }
 185
 186 /* static */
 187 const wxPlatformInfo& wxPlatformInfo::Get()
 188 {
 189     static bool initialized = false;
 190     if ( !initialized )
 191     {
 192         gs_platInfo.InitForCurrentPlatform();
 193         initialized = true;
 194     }
 195
 196     return gs_platInfo;
 197 }
 198
 199
 200
 201 // ----------------------------------------------------------------------------
 202 // wxPlatformInfo - enum -> string conversions
 203 // ----------------------------------------------------------------------------
 204
 205 wxString wxPlatformInfo::GetOperatingSystemFamilyName(wxOperatingSystemId os)
 206 {
 207     const wxChar* string = _T("Unknown");
 208     if ( os & wxOS_MAC )
 209         string = _T("Macintosh");
 210     else if ( os & wxOS_WINDOWS )
 211         string = _T("Windows");
 212     else if ( os & wxOS_UNIX )
 213         string = _T("Unix");
 214     else if ( os == wxOS_DOS )
 215         string = _T("DOS");
 216     else if ( os == wxOS_OS2 )
 217         string = _T("OS/2");
 218
 219     return string;
 220 }
 221
 222 wxString wxPlatformInfo::GetOperatingSystemIdName(wxOperatingSystemId os)
 223 {
 224     const unsigned idx = wxGetIndexFromEnumValue(os);
 225
 226     wxCHECK_MSG( idx < WXSIZEOF(wxOperatingSystemIdNames), wxEmptyString,
 227                  _T("invalid OS id") );
 228
 229     return wxOperatingSystemIdNames[idx];
 230 }
 231
 232 wxString wxPlatformInfo::GetPortIdName(wxPortId port, bool usingUniversal)
 233 {
 234     const unsigned idx = wxGetIndexFromEnumValue(port);
 235
 236     wxCHECK_MSG( idx < WXSIZEOF(wxPortIdNames), wxEmptyString,
 237                  _T("invalid port id") );
 238
 239     wxString ret = wxPortIdNames[idx];
 240
 241     if ( usingUniversal )
 242         ret += wxT("/wxUniversal");
 243
 244     return ret;
 245 }
 246
 247 wxString wxPlatformInfo::GetPortIdShortName(wxPortId port, bool usingUniversal)
 248 {
 249     const unsigned idx = wxGetIndexFromEnumValue(port);
 250
 251     wxCHECK_MSG( idx < WXSIZEOF(wxPortIdNames), wxEmptyString,
 252                  _T("invalid port id") );
 253
 254     wxString ret = wxPortIdNames[idx];
 255     ret = ret.Mid(2).Lower();       // remove 'wx' prefix
 256
 257     if ( usingUniversal )
 258         ret += wxT("univ");
 259
 260     return ret;
 261 }
 262
 263 wxString wxPlatformInfo::GetArchName(wxArchitecture arch)
 264 {
 265     wxCOMPILE_TIME_ASSERT( WXSIZEOF(wxArchitectureNames) == wxARCH_MAX,
 266                            wxArchitectureNamesMismatch );
 267
 268     return wxArchitectureNames[arch];
 269 }
 270
 271 wxString wxPlatformInfo::GetEndiannessName(wxEndianness end)
 272 {
 273     wxCOMPILE_TIME_ASSERT( WXSIZEOF(wxEndiannessNames) == wxENDIAN_MAX,
 274                            wxEndiannessNamesMismatch );
 275
 276     return wxEndiannessNames[end];
 277 }
 278
 279
 280 // ----------------------------------------------------------------------------
 281 // wxPlatformInfo - string -> enum conversions
 282 // ----------------------------------------------------------------------------
 283
 284 wxOperatingSystemId wxPlatformInfo::GetOperatingSystemId(const wxString &str)
 285 {
 286     for ( size_t i = 0; i < WXSIZEOF(wxOperatingSystemIdNames); i++ )
 287     {
 288         if ( wxString(wxOperatingSystemIdNames[i]).CmpNoCase(str) == 0 )
 289             return (wxOperatingSystemId)(1 << i);
 290     }
 291
 292     return wxOS_UNKNOWN;
 293 }
 294
 295 wxPortId wxPlatformInfo::GetPortId(const wxString &str)
 296 {
 297     // recognize both short and long port names
 298     for ( size_t i = 0; i < WXSIZEOF(wxPortIdNames); i++ )
 299     {
 300         wxPortId current = (wxPortId)(1 << i);
 301
 302         if ( wxString(wxPortIdNames[i]).CmpNoCase(str) == 0 ||
 303              GetPortIdShortName(current, true).CmpNoCase(str) == 0 ||
 304              GetPortIdShortName(current, false).CmpNoCase(str) == 0 )
 305             return current;
 306     }
 307
 308     return wxPORT_UNKNOWN;
 309 }
 310
 311 wxArchitecture wxPlatformInfo::GetArch(const wxString &arch)
 312 {
 313     if ( arch.Contains(wxT("32")) )
 314         return wxARCH_32;
 315
 316     if ( arch.Contains(wxT("64")) )
 317         return wxARCH_64;
 318
 319     return wxARCH_INVALID;
 320 }
 321
 322 wxEndianness wxPlatformInfo::GetEndianness(const wxString& end)
 323 {
 324     wxString endl(end.Lower());
 325     if ( end.StartsWith(wxT("little")) )
 326         return wxENDIAN_LITTLE;
 327
 328     if ( end.StartsWith(wxT("big")) )
 329         return wxENDIAN_BIG;
 330
 331     return wxENDIAN_INVALID;
 332 }
 333