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     _T("PalmOS"),
  72     _T("PalmOS(Over Linux)"),
  73 };
  74
  75 static const wxChar* const wxPortIdNames[] =
  76 {
  77     _T("wxBase"),
  78     _T("wxMSW"),
  79     _T("wxMotif"),
  80     _T("wxGTK"),
  81     _T("wxMGL"),
  82     _T("wxX11"),
  83     _T("wxOS2"),
  84     _T("wxMac"),
  85     _T("wxCocoa"),
  86     _T("wxWinCE"),
  87     _T("wxPalmOS"),
  88     _T("wxDFB")
  89 };
  90
  91 static const wxChar* const wxArchitectureNames[] =
  92 {
  93     _T("32 bit"),
  94     _T("64 bit")
  95 };
  96
  97 static const wxChar* const wxEndiannessNames[] =
  98 {
  99     _T("Big endian"),
 100     _T("Little endian"),
 101     _T("PDP endian")
 102 };
 103
 104 // ----------------------------------------------------------------------------
 105 // local functions
 106 // ----------------------------------------------------------------------------
 107
 108 // returns log in base 2 of the value, this maps the enum values to the
 109 // corresponding indices
 110 static unsigned wxGetIndexFromEnumValue(int value)
 111 {
 112     wxCHECK_MSG( value, (unsigned)-1, _T("invalid enum value") );
 113
 114     int n = 0;
 115     while ( !(value & 1) )
 116     {
 117         value >>= 1;
 118         n++;
 119     }
 120
 121     wxASSERT_MSG( value == 1, _T("more than one bit set in enum value") );
 122
 123     return n;
 124 }
 125
 126 // ----------------------------------------------------------------------------
 127 // wxPlatformInfo
 128 // ----------------------------------------------------------------------------
 129
 130 wxPlatformInfo::wxPlatformInfo()
 131 {
 132     // just copy platform info for currently running platform
 133     *this = Get();
 134 }
 135
 136 wxPlatformInfo::wxPlatformInfo(wxPortId pid, int tkMajor, int tkMinor,
 137                                wxOperatingSystemId id, int osMajor, int osMinor,
 138                                wxArchitecture arch,
 139                                wxEndianness endian,
 140                                bool usingUniversal)
 141 {
 142     m_tkVersionMajor = tkMajor;
 143     m_tkVersionMinor = tkMinor;
 144     m_port = pid;
 145     m_usingUniversal = usingUniversal;
 146
 147     m_os = id;
 148     m_osVersionMajor = osMajor;
 149     m_osVersionMinor = osMinor;
 150
 151     m_endian = endian;
 152     m_arch = arch;
 153 }
 154
 155 bool wxPlatformInfo::operator==(const wxPlatformInfo &t) const
 156 {
 157     return m_tkVersionMajor == t.m_tkVersionMajor &&
 158            m_tkVersionMinor == t.m_tkVersionMinor &&
 159            m_osVersionMajor == t.m_osVersionMajor &&
 160            m_osVersionMinor == t.m_osVersionMinor &&
 161            m_os == t.m_os &&
 162            m_port == t.m_port &&
 163            m_usingUniversal == t.m_usingUniversal &&
 164            m_arch == t.m_arch &&
 165            m_endian == t.m_endian;
 166 }
 167
 168 void wxPlatformInfo::InitForCurrentPlatform()
 169 {
 170     // autodetect all informations
 171     const wxAppTraits * const traits = wxTheApp ? wxTheApp->GetTraits() : NULL;
 172     if ( !traits )
 173     {
 174         wxFAIL_MSG( _T("failed to initialize wxPlatformInfo") );
 175
 176         m_port = wxPORT_UNKNOWN;
 177         m_usingUniversal = false;
 178         m_tkVersionMajor =
 179                 m_tkVersionMinor = 0;
 180     }
 181     else
 182     {
 183         m_port = traits->GetToolkitVersion(&m_tkVersionMajor, &m_tkVersionMinor);
 184         m_usingUniversal = traits->IsUsingUniversalWidgets();
 185     }
 186
 187     m_os = wxGetOsVersion(&m_osVersionMajor, &m_osVersionMinor);
 188     m_endian = wxIsPlatformLittleEndian() ? wxENDIAN_LITTLE : wxENDIAN_BIG;
 189     m_arch = wxIsPlatform64Bit() ? wxARCH_64 : wxARCH_32;
 190 }
 191
 192 /* static */
 193 const wxPlatformInfo& wxPlatformInfo::Get()
 194 {
 195     static bool initialized = false;
 196     if ( !initialized )
 197     {
 198         gs_platInfo.InitForCurrentPlatform();
 199         initialized = true;
 200     }
 201
 202     return gs_platInfo;
 203 }
 204
 205
 206
 207 // ----------------------------------------------------------------------------
 208 // wxPlatformInfo - enum -> string conversions
 209 // ----------------------------------------------------------------------------
 210
 211 wxString wxPlatformInfo::GetOperatingSystemFamilyName(wxOperatingSystemId os)
 212 {
 213     const wxChar* string = _T("Unknown");
 214     if ( os & wxOS_MAC )
 215         string = _T("Macintosh");
 216     else if ( os & wxOS_WINDOWS )
 217         string = _T("Windows");
 218     else if ( os & wxOS_UNIX )
 219         string = _T("Unix");
 220     else if ( os == wxOS_DOS )
 221         string = _T("DOS");
 222     else if ( os == wxOS_OS2 )
 223         string = _T("OS/2");
 224
 225     return string;
 226 }
 227
 228 wxString wxPlatformInfo::GetOperatingSystemIdName(wxOperatingSystemId os)
 229 {
 230     const unsigned idx = wxGetIndexFromEnumValue(os);
 231
 232     wxCHECK_MSG( idx < WXSIZEOF(wxOperatingSystemIdNames), wxEmptyString,
 233                  _T("invalid OS id") );
 234
 235     return wxOperatingSystemIdNames[idx];
 236 }
 237
 238 wxString wxPlatformInfo::GetPortIdName(wxPortId port, bool usingUniversal)
 239 {
 240     const unsigned idx = wxGetIndexFromEnumValue(port);
 241
 242     wxCHECK_MSG( idx < WXSIZEOF(wxPortIdNames), wxEmptyString,
 243                  _T("invalid port id") );
 244
 245     wxString ret = wxPortIdNames[idx];
 246
 247     if ( usingUniversal )
 248         ret += wxT("/wxUniversal");
 249
 250     return ret;
 251 }
 252
 253 wxString wxPlatformInfo::GetPortIdShortName(wxPortId port, bool usingUniversal)
 254 {
 255     const unsigned idx = wxGetIndexFromEnumValue(port);
 256
 257     wxCHECK_MSG( idx < WXSIZEOF(wxPortIdNames), wxEmptyString,
 258                  _T("invalid port id") );
 259
 260     wxString ret = wxPortIdNames[idx];
 261     ret = ret.Mid(2).Lower();       // remove 'wx' prefix
 262
 263     if ( usingUniversal )
 264         ret += wxT("univ");
 265
 266     return ret;
 267 }
 268
 269 wxString wxPlatformInfo::GetArchName(wxArchitecture arch)
 270 {
 271     wxCOMPILE_TIME_ASSERT( WXSIZEOF(wxArchitectureNames) == wxARCH_MAX,
 272                            wxArchitectureNamesMismatch );
 273
 274     return wxArchitectureNames[arch];
 275 }
 276
 277 wxString wxPlatformInfo::GetEndiannessName(wxEndianness end)
 278 {
 279     wxCOMPILE_TIME_ASSERT( WXSIZEOF(wxEndiannessNames) == wxENDIAN_MAX,
 280                            wxEndiannessNamesMismatch );
 281
 282     return wxEndiannessNames[end];
 283 }
 284
 285
 286 // ----------------------------------------------------------------------------
 287 // wxPlatformInfo - string -> enum conversions
 288 // ----------------------------------------------------------------------------
 289
 290 wxOperatingSystemId wxPlatformInfo::GetOperatingSystemId(const wxString &str)
 291 {
 292     for ( size_t i = 0; i < WXSIZEOF(wxOperatingSystemIdNames); i++ )
 293     {
 294         if ( wxString(wxOperatingSystemIdNames[i]).CmpNoCase(str) == 0 )
 295             return (wxOperatingSystemId)(1 << i);
 296     }
 297
 298     return wxOS_UNKNOWN;
 299 }
 300
 301 wxPortId wxPlatformInfo::GetPortId(const wxString &str)
 302 {
 303     // recognize both short and long port names
 304     for ( size_t i = 0; i < WXSIZEOF(wxPortIdNames); i++ )
 305     {
 306         wxPortId current = (wxPortId)(1 << i);
 307
 308         if ( wxString(wxPortIdNames[i]).CmpNoCase(str) == 0 ||
 309              GetPortIdShortName(current, true).CmpNoCase(str) == 0 ||
 310              GetPortIdShortName(current, false).CmpNoCase(str) == 0 )
 311             return current;
 312     }
 313
 314     return wxPORT_UNKNOWN;
 315 }
 316
 317 wxArchitecture wxPlatformInfo::GetArch(const wxString &arch)
 318 {
 319     if ( arch.Contains(wxT("32")) )
 320         return wxARCH_32;
 321
 322     if ( arch.Contains(wxT("64")) )
 323         return wxARCH_64;
 324
 325     return wxARCH_INVALID;
 326 }
 327
 328 wxEndianness wxPlatformInfo::GetEndianness(const wxString& end)
 329 {
 330     const wxString endl(end.Lower());
 331     if ( endl.StartsWith(wxT("little")) )
 332         return wxENDIAN_LITTLE;
 333
 334     if ( endl.StartsWith(wxT("big")) )
 335         return wxENDIAN_BIG;
 336
 337     return wxENDIAN_INVALID;
 338 }
 339