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("Other Unix"),
  66     _T("Other Unix"),
  67
  68     _T("DOS"),
  69     _T("OS/2")
  70 };
  71
  72 static const wxChar* const wxPortIdNames[] =
  73 {
  74     _T("wxBase"),
  75     _T("wxMSW"),
  76     _T("wxMotif"),
  77     _T("wxGTK"),
  78     _T("wxMGL"),
  79     _T("wxX11"),
  80     _T("wxOS2"),
  81     _T("wxMac"),
  82     _T("wxCocoa"),
  83     _T("wxWinCE"),
  84     _T("wxPalmOS"),
  85     _T("wxDFB")
  86 };
  87
  88 static const wxChar* const wxArchitectureNames[] =
  89 {
  90     _T("32 bit"),
  91     _T("64 bit")
  92 };
  93
  94 static const wxChar* const wxEndiannessNames[] =
  95 {
  96     _T("Big endian"),
  97     _T("Little endian"),
  98     _T("PDP endian")
  99 };
 100
 101 // ----------------------------------------------------------------------------
 102 // local functions
 103 // ----------------------------------------------------------------------------
 104
 105 // returns log in base 2 of the value, this maps the enum values to the
 106 // corresponding indices
 107 static unsigned wxGetIndexFromEnumValue(int value)
 108 {
 109     wxCHECK_MSG( value, (unsigned)-1, _T("invalid enum value") );
 110
 111     int n = 0;
 112     while ( !(value & 1) )
 113     {
 114         value >>= 1;
 115         n++;
 116     }
 117
 118     wxASSERT_MSG( value == 1, _T("more than one bit set in enum value") );
 119
 120     return n;
 121 }
 122
 123 // ----------------------------------------------------------------------------
 124 // wxPlatformInfo
 125 // ----------------------------------------------------------------------------
 126
 127 wxPlatformInfo::wxPlatformInfo()
 128 {
 129     // just copy platform info for currently running platform
 130     *this = Get();
 131 }
 132
 133 wxPlatformInfo::wxPlatformInfo(wxPortId pid, int tkMajor, int tkMinor,
 134                                wxOperatingSystemId id, int osMajor, int osMinor,
 135                                wxArchitecture arch,
 136                                wxEndianness endian,
 137                                bool usingUniversal)
 138 {
 139     m_tkVersionMajor = tkMajor;
 140     m_tkVersionMinor = tkMinor;
 141     m_port = pid;
 142     m_usingUniversal = usingUniversal;
 143
 144     m_os = id;
 145     m_osVersionMajor = osMajor;
 146     m_osVersionMinor = osMinor;
 147
 148     m_endian = endian;
 149     m_arch = arch;
 150 }
 151
 152 bool wxPlatformInfo::operator==(const wxPlatformInfo &t) const
 153 {
 154     return m_tkVersionMajor == t.m_tkVersionMajor &&
 155            m_tkVersionMinor == t.m_tkVersionMinor &&
 156            m_osVersionMajor == t.m_osVersionMajor &&
 157            m_osVersionMinor == t.m_osVersionMinor &&
 158            m_os == t.m_os &&
 159            m_port == t.m_port &&
 160            m_usingUniversal == t.m_usingUniversal &&
 161            m_arch == t.m_arch &&
 162            m_endian == t.m_endian;
 163 }
 164
 165 void wxPlatformInfo::InitForCurrentPlatform()
 166 {
 167     // autodetect all informations
 168     const wxAppTraits * const traits = wxTheApp ? wxTheApp->GetTraits() : NULL;
 169     if ( !traits )
 170     {
 171         wxFAIL_MSG( _T("failed to initialize wxPlatformInfo") );
 172
 173         m_port = wxPORT_UNKNOWN;
 174         m_usingUniversal = false;
 175         m_tkVersionMajor =
 176                 m_tkVersionMinor = 0;
 177     }
 178     else
 179     {
 180         m_port = traits->GetToolkitVersion(&m_tkVersionMajor, &m_tkVersionMinor);
 181         m_usingUniversal = traits->IsUsingUniversalWidgets();
 182     }
 183
 184     m_os = wxGetOsVersion(&m_osVersionMajor, &m_osVersionMinor);
 185     m_endian = wxIsPlatformLittleEndian() ? wxENDIAN_LITTLE : wxENDIAN_BIG;
 186     m_arch = wxIsPlatform64Bit() ? wxARCH_64 : wxARCH_32;
 187 }
 188
 189 /* static */
 190 const wxPlatformInfo& wxPlatformInfo::Get()
 191 {
 192     static bool initialized = false;
 193     if ( !initialized )
 194     {
 195         gs_platInfo.InitForCurrentPlatform();
 196         initialized = true;
 197     }
 198
 199     return gs_platInfo;
 200 }
 201
 202
 203
 204 // ----------------------------------------------------------------------------
 205 // wxPlatformInfo - enum -> string conversions
 206 // ----------------------------------------------------------------------------
 207
 208 wxString wxPlatformInfo::GetOperatingSystemFamilyName(wxOperatingSystemId os)
 209 {
 210     const wxChar* string = _T("Unknown");
 211     if ( os & wxOS_MAC )
 212         string = _T("Macintosh");
 213     else if ( os & wxOS_WINDOWS )
 214         string = _T("Windows");
 215     else if ( os & wxOS_UNIX )
 216         string = _T("Unix");
 217     else if ( os == wxOS_DOS )
 218         string = _T("DOS");
 219     else if ( os == wxOS_OS2 )
 220         string = _T("OS/2");
 221
 222     return string;
 223 }
 224
 225 wxString wxPlatformInfo::GetOperatingSystemIdName(wxOperatingSystemId os)
 226 {
 227     const unsigned idx = wxGetIndexFromEnumValue(os);
 228
 229     wxCHECK_MSG( idx < WXSIZEOF(wxOperatingSystemIdNames), wxEmptyString,
 230                  _T("invalid OS id") );
 231
 232     return wxOperatingSystemIdNames[idx];
 233 }
 234
 235 wxString wxPlatformInfo::GetPortIdName(wxPortId port, bool usingUniversal)
 236 {
 237     const unsigned idx = wxGetIndexFromEnumValue(port);
 238
 239     wxCHECK_MSG( idx < WXSIZEOF(wxPortIdNames), wxEmptyString,
 240                  _T("invalid port id") );
 241
 242     wxString ret = wxPortIdNames[idx];
 243
 244     if ( usingUniversal )
 245         ret += wxT("/wxUniversal");
 246
 247     return ret;
 248 }
 249
 250 wxString wxPlatformInfo::GetPortIdShortName(wxPortId port, bool usingUniversal)
 251 {
 252     const unsigned idx = wxGetIndexFromEnumValue(port);
 253
 254     wxCHECK_MSG( idx < WXSIZEOF(wxPortIdNames), wxEmptyString,
 255                  _T("invalid port id") );
 256
 257     wxString ret = wxPortIdNames[idx];
 258     ret = ret.Mid(2).Lower();       // remove 'wx' prefix
 259
 260     if ( usingUniversal )
 261         ret += wxT("univ");
 262
 263     return ret;
 264 }
 265
 266 wxString wxPlatformInfo::GetArchName(wxArchitecture arch)
 267 {
 268     wxCOMPILE_TIME_ASSERT( WXSIZEOF(wxArchitectureNames) == wxARCH_MAX,
 269                            wxArchitectureNamesMismatch );
 270
 271     return wxArchitectureNames[arch];
 272 }
 273
 274 wxString wxPlatformInfo::GetEndiannessName(wxEndianness end)
 275 {
 276     wxCOMPILE_TIME_ASSERT( WXSIZEOF(wxEndiannessNames) == wxENDIAN_MAX,
 277                            wxEndiannessNamesMismatch );
 278
 279     return wxEndiannessNames[end];
 280 }
 281
 282
 283 // ----------------------------------------------------------------------------
 284 // wxPlatformInfo - string -> enum conversions
 285 // ----------------------------------------------------------------------------
 286
 287 wxOperatingSystemId wxPlatformInfo::GetOperatingSystemId(const wxString &str)
 288 {
 289     for ( size_t i = 0; i < WXSIZEOF(wxOperatingSystemIdNames); i++ )
 290     {
 291         if ( wxString(wxOperatingSystemIdNames[i]).CmpNoCase(str) == 0 )
 292             return (wxOperatingSystemId)(1 << i);
 293     }
 294
 295     return wxOS_UNKNOWN;
 296 }
 297
 298 wxPortId wxPlatformInfo::GetPortId(const wxString &str)
 299 {
 300     // recognize both short and long port names
 301     for ( size_t i = 0; i < WXSIZEOF(wxPortIdNames); i++ )
 302     {
 303         wxPortId current = (wxPortId)(1 << i);
 304
 305         if ( wxString(wxPortIdNames[i]).CmpNoCase(str) == 0 ||
 306              GetPortIdShortName(current, true).CmpNoCase(str) == 0 ||
 307              GetPortIdShortName(current, false).CmpNoCase(str) == 0 )
 308             return current;
 309     }
 310
 311     return wxPORT_UNKNOWN;
 312 }
 313
 314 wxArchitecture wxPlatformInfo::GetArch(const wxString &arch)
 315 {
 316     if ( arch.Contains(wxT("32")) )
 317         return wxARCH_32;
 318
 319     if ( arch.Contains(wxT("64")) )
 320         return wxARCH_64;
 321
 322     return wxARCH_INVALID;
 323 }
 324
 325 wxEndianness wxPlatformInfo::GetEndianness(const wxString& end)
 326 {
 327     const wxString endl(end.Lower());
 328     if ( endl.StartsWith(wxT("little")) )
 329         return wxENDIAN_LITTLE;
 330
 331     if ( endl.StartsWith(wxT("big")) )
 332         return wxENDIAN_BIG;
 333
 334     return wxENDIAN_INVALID;
 335 }
 336