+    # Extension for the grid module
+    swig_sources = run_swig(['grid.i'], 'src', GENDIR, PKGDIR,
+                            USE_SWIG, swig_force, swig_args, swig_deps)
+    ext = Extension('gridc', swig_sources,
+                    include_dirs =  includes,
+                    define_macros = defines,
+                    library_dirs = libdirs,
+                    libraries = libs,
+                    extra_compile_args = cflags,
+                    extra_link_args = lflags,
+                    )
+    wxpExtensions.append(ext)
+
+
+    # Extension for the html modules
+    swig_sources = run_swig(['html.i', 'htmlhelp.i'], 'src', GENDIR, PKGDIR,
+                            USE_SWIG, swig_force, swig_args, swig_deps)
+    ext = Extension('htmlc', swig_sources,
+                    include_dirs =  includes,
+                    define_macros = defines,
+                    library_dirs = libdirs,
+                    libraries = libs,
+                    extra_compile_args = cflags,
+                    extra_link_args = lflags,
+                    )
+    wxpExtensions.append(ext)
+
+
+    # Extension for the utils module
+    swig_sources = run_swig(['utils.i'], 'src', GENDIR, PKGDIR,
+                            USE_SWIG, swig_force, swig_args, swig_deps)
+    ext = Extension('utilsc', swig_sources,
+                    include_dirs =  includes,
+                    define_macros = defines,
+                    library_dirs = libdirs,
+                    libraries = libs,
+                    extra_compile_args = cflags,
+                    extra_link_args = lflags,
+                    )
+    wxpExtensions.append(ext)
+
+
+    # Extension for the calendar module
+    swig_sources = run_swig(['calendar.i'], 'src', GENDIR, PKGDIR,
+                            USE_SWIG, swig_force, swig_args, swig_deps)
+    ext = Extension('calendarc', swig_sources,
+                    include_dirs =  includes,
+                    define_macros = defines,
+                    library_dirs = libdirs,
+                    libraries = libs,
+                    extra_compile_args = cflags,
+                    extra_link_args = lflags,
+                    )
+    wxpExtensions.append(ext)
+
+
+    # Extension for the help module
+    swig_sources = run_swig(['help.i'], 'src', GENDIR, PKGDIR,
+                            USE_SWIG, swig_force, swig_args, swig_deps)
+    ext = Extension('helpc', swig_sources,
+                    include_dirs =  includes,
+                    define_macros = defines,
+                    library_dirs = libdirs,
+                    libraries = libs,
+                    extra_compile_args = cflags,
+                    extra_link_args = lflags,
+                    )
+    wxpExtensions.append(ext)
+