]> Creatis software - creaContours.git/blobdiff - appli/wxContourGUIExample/wxContourGUIExample.cxx
BUG MACOS
[creaContours.git] / appli / wxContourGUIExample / wxContourGUIExample.cxx
index 9e8d5e5f54e0ce404fb66f1e5271fd2e73bbe989..c59f95560ef497a02b31f0401d440fd66dc8d4d8 100644 (file)
 //#include "interfMainPanel.h"
 
 
+#if defined(MACOSX) // assume this is OSX 
+# include <sys/param.h>
+# include <mach-o/dyld.h> // _NSGetExecutablePath : must add -framework CoreFoundation to link line 
+# include <string.h>
+# ifndef PATH_MAX
+#  define PATH_MAX MAXPATHLEN
+# endif
+#endif // MACOSX
+
+#ifndef PATH_MAX // If not defined yet : do it 
+#  define PATH_MAX 2048
+#endif 
+
+
+
+
 wxContourMainFrame* wxTheApplication::frame = 0;
 //----------------------------------------------------------------------------------------------------------------
 // This macro implements the entry point (main function) for the application
 //----------------------------------------------------------------------------------------------------------------
 
 
+
+
+/*
 //EED
 // http://lists.wxwidgets.org/archive/wx-dev/msg30449.html
-wxString getExecutablePath()
+wxString GetExecutablePath()
 {
     char buf[512];
     char* slash;
@@ -71,6 +90,167 @@ wxString getExecutablePath()
 
     return wxString(buf, wxConvUTF8 );
 }
+*/
+
+
+
+
+//=========================================================================  
+// From http://www.fltk.org/newsgroups.php?gfltk.general+v:22083
+//
+int get_app_path (char *pname, size_t pathsize)
+{
+#ifdef LINUX   
+    /* Oddly, the readlink(2) man page says no NULL is appended. */
+    /* So you have to do it yourself, based on the return value: */
+    pathsize --; /* Preserve a space to add the trailing NULL */
+    long result = readlink("/proc/self/exe", pname, pathsize);
+    if (result > 0)
+       {
+               pname[result] = 0; /* add the #@!%ing NULL */
+               
+               if ((access(pname, 0) == 0))
+                       return 0; /* file exists, return OK */
+               /*else name doesn't seem to exist, return FAIL (falls
+                through) */
+       }
+#endif /* LINUX */
+    
+#ifdef WIN32
+    long result = GetModuleFileName(NULL, pname, pathsize);
+    if (result > 0)
+       {
+               /* fix up the dir slashes... */
+               int len = strlen(pname);
+               int idx;
+               for (idx = 0; idx < len; idx++)
+               {
+                       if (pname[idx] == '\\') pname[idx] = '/';
+               }
+               
+               for (idx = len-1; idx >=0 ; idx--)
+               {
+                       if (pname[idx] == '/')
+                       { 
+                               pname[idx+1] = '\0';
+                               idx = -1;
+                       }
+               }
+               
+               if ((access(pname, 0) == 0))
+                       return 0; /* file exists, return OK */
+               /*else name doesn't seem to exist, return FAIL (falls
+                through) */
+       }
+#endif /* WIN32 */
+    
+#ifdef SOLARIS
+    char *p = getexecname();
+    if (p)
+       {
+               /* According to the Sun manpages, getexecname will
+                "normally" return an */
+               /* absolute path - BUT might not... AND that IF it is not,
+                pre-pending */
+               /* getcwd() will "usually" be the correct thing... Urgh!
+                */
+               
+               /* check pathname is absolute (begins with a / ???) */
+               if (p[0] == '/') /* assume this means we have an
+                absolute path */
+               {
+                       strncpy(pname, p, pathsize);
+                       if ((access(pname, 0) == 0))
+                               return 0; /* file exists, return OK */
+               }
+               else /* if not, prepend getcwd() then check if file
+                exists */
+               {
+                       getcwd(pname, pathsize);
+                       long result = strlen(pname);
+                       strncat(pname, "/", (pathsize - result));
+                       result ++;
+                       strncat(pname, p, (pathsize - result));
+                       
+                       if ((access(pname, 0) == 0))
+                               return 0; /* file exists, return OK */
+                       /*else name doesn't seem to exist, return FAIL
+                        (falls through) */
+               }
+       }
+#endif /* SOLARIS */
+    
+#ifdef MACOSX /* assume this is OSX */
+    /*
+        from http://www.hmug.org/man/3/NSModule.html
+        
+        extern int _NSGetExecutablePath(char *buf, unsigned long
+        *bufsize);
+        
+        _NSGetExecutablePath  copies  the  path  of the executable
+        into the buffer and returns 0 if the path was successfully
+        copied  in the provided buffer. If the buffer is not large
+        enough, -1 is returned and the  expected  buffer  size  is
+        copied  in  *bufsize.  Note that _NSGetExecutablePath will
+        return "a path" to the executable not a "real path" to the
+        executable.  That  is  the path may be a symbolic link and
+        not the real file. And with  deep  directories  the  total
+        bufsize needed could be more than MAXPATHLEN.
+        */
+       
+    int status = -1;
+    char *given_path = (char*)malloc(MAXPATHLEN * 2);
+    if (!given_path) return status;
+    
+    uint32_t npathsize = MAXPATHLEN * 2;
+    long result = _NSGetExecutablePath(given_path, &npathsize);
+    if (result == 0)
+       { /* OK, we got something - now try and resolve the real path...
+        */
+               if (realpath(given_path, pname) != NULL)
+               {
+                       if ((access(pname, 0) == 0))
+                               status = 0; /* file exists, return OK */
+               }
+       }
+    free (given_path);
+    return status;
+#endif /* MACOSX */
+    
+    return -1; /* Path Lookup Failed */
+} 
+//=========================================================================
+
+#if defined(_WIN32)
+#define CREACONTOUR_VALID_FILE_SEPARATOR_CHAR '\\'
+#else
+#define CREACONTOUR_VALID_FILE_SEPARATOR_CHAR '/'
+#endif
+
+
+//=========================================================================
+std::string GetExecutablePath()
+{
+    char name[PATH_MAX];
+    int err = get_app_path(name, PATH_MAX);
+    if (err) 
+       {
+               printf("Could not determine current executable path ?  ");  
+       }
+    
+    // remove the exe name
+    char *slash;               
+    slash = strrchr(name, CREACONTOUR_VALID_FILE_SEPARATOR_CHAR);
+    if (slash)
+       {
+               *slash = 0;
+       }
+    return name;
+}
+//=========================================================================
+
+
+
 
 
 
@@ -113,7 +293,13 @@ bool wxTheApplication :: OnInit()
                                  image_type,
                                  threads);
    w.ShowModal();
-   
+
+       std::string datadir(  GetExecutablePath() ) ;
+       
+#ifdef MACOSX /* assume this is OSX */
+       datadir=datadir+"/../../..";
+#endif // MACOSX       
+       
    //vtkImageData* selectedimage=NULL;
    std::vector<vtkImageData*> images;
        if(w.GetReturnCode() == wxID_OK){
@@ -133,8 +319,8 @@ bool wxTheApplication :: OnInit()
 
        }else if (w.GetReturnCode() == wxID_CANCEL){
           vtkMetaImageReader *reader = vtkMetaImageReader::New();
-          wxString filename= getExecutablePath()+ wxString( _T("/data/hola.mhd") , wxConvUTF8 );          
-          reader->SetFileName( (const char*)(filename.mb_str()) );
+               std::string filename= datadir + "/data/hola.mhd";          
+          reader->SetFileName( filename.c_str() );
           reader->Update();
           images.push_back(reader->GetOutput());
        }else{        
@@ -145,11 +331,10 @@ bool wxTheApplication :: OnInit()
        wxFrame* frame1 = new wxFrame(NULL, wxID_ANY, wxT("ROI Application  -    Evaluation version, 09 Feb 2009 "), wxPoint(400,50), wxSize(800, 600) );
 
        //frame = new wxContourMainFrame( frame1, wxID_ANY, wxString(_T("")), wxPoint(50,50), wxSize(800, 600), images ); 
-       frame = wxContourMainFrame::getInstance(frame1, wxID_ANY, wxString(_T("")), wxPoint(200,50), wxSize(800, 600), images,  wxDEFAULT_FRAME_STYLE | wxSUNKEN_BORDER,(const char*)( getExecutablePath().mb_str() )  );
+       frame = wxContourMainFrame::getInstance(frame1, wxID_ANY, wxString(_T("")), wxPoint(200,50), wxSize(800, 600), images,  wxDEFAULT_FRAME_STYLE | wxSUNKEN_BORDER,datadir );
        frame1->CreateStatusBar();
        frame1->Show(TRUE);
-
-
+    frame->RefreshInterface();
        return TRUE;
 }