better integration with mac finder

Makefile

-# $Id: Makefile,v 1.423 2006-11-28 20:17:44 geuzaine Exp $
+# $Id: Makefile,v 1.424 2006-12-16 18:38:52 geuzaine Exp $
 #
 # Copyright (C) 1997-2007 C. Geuzaine, J.-F. Remacle
 #
@@ -227,14 +227,23 @@ package-mac:
         "    <key>CFBundleDocumentTypes</key>\n"\
         "      <array>\n"\
         "        <dict>\n"\
-        "          <key>CFBundleTypeExtensions</key><array><string>geo</string></array>\n"\
+        "          <key>CFBundleTypeExtensions</key><array>\n"\
+        "            <string>geo</string>\n"\
+        "            <string>brep</string><string>brp</string><string>rle</string>\n"\
+        "            <string>igs</string><string>iges</string>\n"\
+        "            <string>stp</string><string>step</string></array>\n"\
         "          <key>CFBundleTypeIconFile</key><string>GmshGeo.icns</string>\n"\
         "          <key>CFBundleTypeName</key><string>Gmsh Geometry File</string>\n"\
         "          <key>CFBundleTypeOSTypes</key><array><string>GGEO</string></array>\n"\
         "          <key>CFBundleTypeRole</key><string>Editor</string>\n"\
         "        </dict>\n"\
         "        <dict>\n"\
-        "          <key>CFBundleTypeExtensions</key><array><string>msh</string></array>\n"\
+        "          <key>CFBundleTypeExtensions</key><array>\n"\
+        "            <string>msh</string>\n"\
+        "            <string>unv</string>\n"\
+        "            <string>vrml</string><string>wrl</string><string>iv</string>\n"\
+        "            <string>bdf</string><string>nas</string>\n"\
+        "            <string>mesh</string></array>\n"\
         "          <key>CFBundleTypeIconFile</key><string>GmshMsh.icns</string>\n"\
         "          <key>CFBundleTypeName</key><string>Gmsh Mesh File</string>\n"\
         "          <key>CFBundleTypeOSTypes</key><array><string>GMSH</string></array>\n"\

Parser/OpenFile.cpp

-// $Id: OpenFile.cpp,v 1.134 2006-12-16 15:44:30 geuzaine Exp $
+// $Id: OpenFile.cpp,v 1.135 2006-12-16 18:38:52 geuzaine Exp $
 //
 // Copyright (C) 1997-2007 C. Geuzaine, J.-F. Remacle
 //
@@ -403,16 +403,13 @@ void OpenProject(char *name)
 void OpenProjectMacFinder(const char *filename)
 {
   static int first = 1;
-  if(first){
-    // just copy the filename: it will be opened when Gmsh is ready in
-    // main() (calling OpenProject right now would be a bad idea: Gmsh
-    // is probably not completely initialized)
+  if(first || CTX.batch){
+    // just copy the filename: it will be opened when the GUI is ready
+    // in main()
     strncpy(CTX.filename, filename, 255);
     first = 0;
   }
   else{
-    // should we do MergeFile instead? not sure what's the most
-    // intuitive
     OpenProject((char*)filename);
 #if defined(HAVE_FLTK)
     Draw();