src/osx/core/utilsexc_base.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        mac/corefoundation/utilsexc_base.cpp
   3 // Purpose:     wxMacLaunch
   4 // Author:      Ryan Norton
   5 // Modified by:
   6 // Created:     2005-06-21
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Ryan Norton
   9 // Licence:     wxWindows licence
  10 // Notes:       Source was originally in utilsexc_cf.cpp,1.6 then moved
  11 //              to totally unrelated hid.cpp,1.8.
  12 /////////////////////////////////////////////////////////////////////////////
  13
  14 //===========================================================================
  15 //  DECLARATIONS
  16 //===========================================================================
  17
  18 //---------------------------------------------------------------------------
  19 // Pre-compiled header stuff
  20 //---------------------------------------------------------------------------
  21
  22 // For compilers that support precompilation, includes "wx.h".
  23 #include "wx/wxprec.h"
  24
  25 // WX includes
  26 #ifndef WX_PRECOMP
  27     #include "wx/string.h"
  28     #include "wx/log.h"
  29     #include "wx/intl.h"
  30     #include "wx/utils.h"
  31     #include "wx/wxcrt.h"
  32 #endif // WX_PRECOMP
  33
  34 // Mac Includes
  35 #include <CoreFoundation/CoreFoundation.h>
  36 #ifndef __WXOSX_IPHONE__
  37 #include <ApplicationServices/ApplicationServices.h>
  38 #endif
  39
  40 // More WX Includes
  41 #include "wx/filename.h"
  42 #include "wx/osx/core/cfstring.h"
  43 #include "wx/osx/core/private.h"
  44
  45 // Default path style
  46 #define kDefaultPathStyle kCFURLPOSIXPathStyle
  47
  48 #if wxUSE_SOCKETS
  49 // global pointer which lives in the base library, set from the net one (see
  50 // sockosx.cpp) and used from the GUI code (see utilsexc_cf.cpp) -- ugly but
  51 // needed hack, see the above-mentioned files for more information
  52 class wxSocketManager;
  53 extern WXDLLIMPEXP_BASE wxSocketManager *wxOSXSocketManagerCF;
  54 wxSocketManager *wxOSXSocketManagerCF = NULL;
  55 #endif // wxUSE_SOCKETS
  56
  57 extern bool WXDLLEXPORT wxIsDebuggerRunning()
  58 {
  59     // TODO : try to find out ...
  60     return false;
  61 }
  62
  63 #if wxOSX_USE_COCOA_OR_CARBON
  64
  65 // have a fast version for mac code that returns the version as a return value
  66
  67 long UMAGetSystemVersion()
  68 {
  69     static SInt32 sUMASystemVersion = 0 ;
  70     if ( sUMASystemVersion == 0 )
  71     {
  72         verify_noerr(Gestalt(gestaltSystemVersion, &sUMASystemVersion));
  73     }
  74     return sUMASystemVersion ;
  75 }
  76
  77 // our OS version is the same in non GUI and GUI cases
  78 wxOperatingSystemId wxGetOsVersion(int *majorVsn, int *minorVsn)
  79 {
  80     SInt32 theSystem;
  81     Gestalt(gestaltSystemVersion, &theSystem);
  82
  83     if ( majorVsn != NULL )
  84         *majorVsn = (theSystem >> 8);
  85
  86     if ( minorVsn != NULL )
  87         *minorVsn = (theSystem & 0xFF);
  88
  89     return wxOS_MAC_OSX_DARWIN;
  90 }
  91
  92 #include <sys/utsname.h>
  93
  94 wxString wxGetOsDescription()
  95 {
  96     struct utsname name;
  97     uname(&name);
  98     return wxString::Format(wxT("Mac OS X (%s %s %s)"),
  99             wxString::FromAscii(name.sysname).c_str(),
 100             wxString::FromAscii(name.release).c_str(),
 101             wxString::FromAscii(name.machine).c_str());
 102 }
 103
 104 #endif // wxOSX_USE_COCOA_OR_CARBON
 105
 106 //===========================================================================
 107 //  IMPLEMENTATION
 108 //===========================================================================
 109
 110 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 111 //
 112 //    wxMacLaunch
 113 //
 114 // argv is the command line split up, with the application path first
 115 // flags are the flags from wxExecute
 116 // process is the process passed from wxExecute for pipe streams etc.
 117 // returns -1 on error for wxEXEC_SYNC and 0 on error for wxEXEC_ASYNC
 118 //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 119 bool wxMacLaunch(char **argv)
 120 {
 121     // Obtains the number of arguments for determining the size of
 122     // the CFArray used to hold them
 123     CFIndex cfiCount = 0;
 124     for(char** argvcopy = argv; *argvcopy != NULL ; ++argvcopy)
 125     {
 126         ++cfiCount;
 127     }
 128
 129     // If there is not a single argument then there is no application
 130     // to launch
 131     if(cfiCount == 0)
 132     {
 133         wxLogDebug(wxT("wxMacLaunch No file to launch!"));
 134         return false ;
 135     }
 136
 137     // Path to bundle
 138     wxString path = *argv++;
 139
 140     // Create a CFURL for the application path
 141     // Created this way because we are opening a bundle which is a directory
 142     CFURLRef cfurlApp =
 143         CFURLCreateWithFileSystemPath(
 144             kCFAllocatorDefault,
 145             wxCFStringRef(path),
 146             kDefaultPathStyle,
 147             true); //false == not a directory
 148
 149     // Check for error from the CFURL
 150     if(!cfurlApp)
 151     {
 152         wxLogDebug(wxT("wxMacLaunch Can't open path: %s"), path.c_str());
 153         return false ;
 154     }
 155
 156     // Create a CFBundle from the CFURL created earlier
 157     CFBundleRef cfbApp = CFBundleCreate(kCFAllocatorDefault, cfurlApp);
 158
 159     // Check to see if CFBundleCreate returned an error,
 160     // and if it did this was an invalid bundle or not a bundle
 161     // at all (maybe a simple directory etc.)
 162     if(!cfbApp)
 163     {
 164         wxLogDebug(wxT("wxMacLaunch Bad bundle: %s"), path.c_str());
 165         CFRelease(cfurlApp);
 166         return false ;
 167     }
 168
 169     // Get the bundle type and make sure its an 'APPL' bundle
 170     // Otherwise we're dealing with something else here...
 171     UInt32 dwBundleType, dwBundleCreator;
 172     CFBundleGetPackageInfo(cfbApp, &dwBundleType, &dwBundleCreator);
 173     if(dwBundleType != 'APPL')
 174     {
 175         wxLogDebug(wxT("wxMacLaunch Not an APPL bundle: %s"), path.c_str());
 176         CFRelease(cfbApp);
 177         CFRelease(cfurlApp);
 178         return false ;
 179     }
 180
 181     // Create a CFArray for dealing with the command line
 182     // arguments to the bundle
 183     CFMutableArrayRef cfaFiles = CFArrayCreateMutable(kCFAllocatorDefault,
 184                                     cfiCount-1, &kCFTypeArrayCallBacks);
 185     if(!cfaFiles) //This should never happen
 186     {
 187         wxLogDebug(wxT("wxMacLaunch Could not create CFMutableArray"));
 188         CFRelease(cfbApp);
 189         CFRelease(cfurlApp);
 190         return false ;
 191     }
 192
 193     // Loop through command line arguments to the bundle,
 194     // turn them into CFURLs and then put them in cfaFiles
 195     // For use to launch services call
 196         for( ; *argv != NULL ; ++argv)
 197         {
 198         // Check for '<' as this will ring true for
 199         // CFURLCreateWithString but is generally not considered
 200         // typical on mac but is usually passed here from wxExecute
 201         if (wxStrcmp(*argv, wxT("<")) == 0)
 202             continue;
 203
 204
 205         CFURLRef cfurlCurrentFile;    // CFURL to hold file path
 206         wxFileName argfn(*argv);     // Filename for path
 207
 208         if(argfn.DirExists())
 209         {
 210             // First, try creating as a directory
 211             cfurlCurrentFile = CFURLCreateWithFileSystemPath(
 212                                 kCFAllocatorDefault,
 213                                 wxCFStringRef(*argv),
 214                                 kDefaultPathStyle,
 215                                 true); //true == directory
 216         }
 217         else if(argfn.FileExists())
 218         {
 219             // And if it isn't a directory try creating it
 220             // as a regular file
 221             cfurlCurrentFile = CFURLCreateWithFileSystemPath(
 222                                 kCFAllocatorDefault,
 223                                 wxCFStringRef(*argv),
 224                                 kDefaultPathStyle,
 225                                 false); //false == regular file
 226         }
 227         else
 228         {
 229             // Argument did not refer to
 230             // an entry in the local filesystem,
 231             // so try creating it through CFURLCreateWithString
 232             cfurlCurrentFile = CFURLCreateWithString(
 233                                 kCFAllocatorDefault,
 234                                 wxCFStringRef(*argv),
 235                                 NULL);
 236         }
 237
 238         // Continue in the loop if the CFURL could not be created
 239         if(!cfurlCurrentFile)
 240         {
 241             wxLogDebug(
 242                 wxT("wxMacLaunch Could not create CFURL for argument:%s"),
 243                 *argv);
 244             continue;
 245         }
 246
 247         // Add the valid CFURL to the argument array and then
 248         // release it as the CFArray adds a ref count to it
 249             CFArrayAppendValue(
 250                 cfaFiles,
 251                 cfurlCurrentFile
 252                             );
 253             CFRelease(cfurlCurrentFile); // array has retained it
 254         }
 255
 256     // Create a LSLaunchURLSpec for use with LSOpenFromURLSpec
 257     // Note that there are several flag options (launchFlags) such
 258     // as kLSLaunchDontSwitch etc. and maybe we could be more
 259     // picky about the flags we choose
 260     LSLaunchURLSpec launchspec;
 261     launchspec.appURL = cfurlApp;
 262     launchspec.itemURLs = cfaFiles;
 263     launchspec.passThruParams = NULL; //AEDesc*
 264     launchspec.launchFlags = kLSLaunchDefaults;
 265     launchspec.asyncRefCon = NULL;
 266
 267     // Finally, call LSOpenFromURL spec with our arguments
 268     // 2nd parameter is a pointer to a CFURL that gets
 269     // the actual path launched by the function
 270     OSStatus status = LSOpenFromURLSpec(&launchspec, NULL);
 271
 272     // Cleanup corefoundation references
 273     CFRelease(cfbApp);
 274     CFRelease(cfurlApp);
 275     CFRelease(cfaFiles);
 276
 277     // Check for error from LSOpenFromURLSpec
 278     if(status != noErr)
 279     {
 280         wxLogDebug(wxT("wxMacLaunch LSOpenFromURLSpec Error: %d"),
 281                    (int)status);
 282         return false ;
 283     }
 284
 285     // No error from LSOpenFromURLSpec, so app was launched
 286     return true ;
 287 }
 288