#! /usr/bin/env python # # Ross Burton # Dafydd Harries import cgi, os import cgitb; cgitb.enable() # TODO: # toggle for property skeletons # signals h_template = """\ /* %(filename)s.h */ #ifndef %(header_guard)s #define %(header_guard)s #include G_BEGIN_DECLS #define %(package_upper)s_TYPE_%(object_upper)s %(class_lower)s_get_type() #define %(package_upper)s_%(object_upper)s(obj) \\ (G_TYPE_CHECK_INSTANCE_CAST ((obj), \\ %(package_upper)s_TYPE_%(object_upper)s, %(class_camel)s)) #define %(package_upper)s_%(object_upper)s_CLASS(klass) \\ (G_TYPE_CHECK_CLASS_CAST ((klass), \\ %(package_upper)s_TYPE_%(object_upper)s, %(class_camel)sClass)) #define %(package_upper)s_IS_%(object_upper)s(obj) \\ (G_TYPE_CHECK_INSTANCE_TYPE ((obj), \\ %(package_upper)s_TYPE_%(object_upper)s)) #define %(package_upper)s_IS_%(object_upper)s_CLASS(klass) \\ (G_TYPE_CHECK_CLASS_TYPE ((klass), \\ %(package_upper)s_TYPE_%(object_upper)s)) #define %(package_upper)s_%(object_upper)s_GET_CLASS(obj) \\ (G_TYPE_INSTANCE_GET_CLASS ((obj), \\ %(package_upper)s_TYPE_%(object_upper)s, %(class_camel)sClass)) typedef struct { %(parent_camel)s parent; } %(class_camel)s; typedef struct { %(parent_camel)sClass parent_class; } %(class_camel)sClass; GType %(class_lower)s_get_type (void); %(class_camel)s* %(class_lower)s_new (void); G_END_DECLS #endif /* %(header_guard)s */ """ c_template = """\ /* %(filename)s.c */ #include "%(filename)s.h" G_DEFINE_TYPE (%(class_camel)s, %(class_lower)s, %(parent)s) %(extra)s %(class_init)s static void %(class_lower)s_init (%(class_camel)s *self) { } %(class_camel)s* %(class_lower)s_new (void) { return g_object_new (%(package_upper)s_TYPE_%(object_upper)s, NULL); } """ private_template = """\ #define %(object_upper)s_PRIVATE(o) \\ (G_TYPE_INSTANCE_GET_PRIVATE ((o), %(package_upper)s_TYPE_%(object_upper)s, %(class_camel)sPrivate)) typedef struct _%(class_camel)sPrivate %(class_camel)sPrivate; struct _%(class_camel)sPrivate { }; """ prop_template = """\ static void %(class_lower)s_get_property (GObject *object, guint property_id, GValue *value, GParamSpec *pspec) { switch (property_id) { default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); } } static void %(class_lower)s_set_property (GObject *object, guint property_id, const GValue *value, GParamSpec *pspec) { switch (property_id) { default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); } } """ dispose_template = """\ static void %(class_lower)s_dispose (GObject *object) { G_OBJECT_CLASS (%(class_lower)s_parent_class)->dispose (object); } """ finalize_template = """\ static void %(class_lower)s_finalize (GObject *object) { G_OBJECT_CLASS (%(class_lower)s_parent_class)->finalize (object); } """ def make_class_init(data): lines = [ 'static void', '%(class_lower)s_class_init (%(class_camel)sClass *klass)', '{' ] if data['dispose'] or data['finalize'] or data['private']: lines.append(' GObjectClass *object_class = G_OBJECT_CLASS (klass);') lines.append('') if data['private']: lines.append( ' g_type_class_add_private (klass, ' 'sizeof (%(class_camel)sPrivate));') if data['dispose'] or data['finalize'] or data['props']: lines.append('') if data['props']: lines.append(' object_class->get_property = %(class_lower)s_get_property;') lines.append(' object_class->set_property = %(class_lower)s_set_property;') if data['dispose']: lines.append(' object_class->dispose = %(class_lower)s_dispose;') if data['finalize']: lines.append(' object_class->finalize = %(class_lower)s_finalize;') lines.append('}') return ''.join([line % data + '\n' for line in lines]) def handle_get(): print "Content-Type: text/html\n\n" print """ GObject Generator
Full class name (CamelCase)
class name (lower_case)
Package name (UPPER_CASE)
Object name (UPPER_CASE)
Parent (TYPE_NAME)
Parent (CamelCase)
Include private struct?
Include GObject property get/set?
Include finalize?
Include dispose?
""" def handle_post(): print "Content-Type: text/plain\n\n" form = cgi.FieldStorage() keys = ("class_camel", "class_lower", "package_upper", "object_upper", "parent", "parent_camel", "props", "finalize", "dispose", "private"); data = {} for key in keys: # TODO: sanity check against nulls data[key] = form.getfirst(key) data['filename'] = data['class_lower'].replace('_', "-") data['class_init'] = make_class_init(data).strip() data['header_guard'] = "_" + data['filename'].upper().replace('.', '_').replace('-', '_') + "_H" extra = [] if data['private']: extra.append(private_template) if data['props']: extra.append(prop_template) if data['dispose']: extra.append(dispose_template) if data['finalize']: extra.append(finalize_template) data['extra'] = '\n'.join([x % data for x in extra]) print h_template % data print c_template % data def main(): if os.environ['REQUEST_METHOD'] == "POST": handle_post() else: handle_get() main()