| 1 | /* gnome-macros.h |
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| 2 | * Macros for making GObject objects to avoid typos and reduce code size |
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| 3 | * Copyright (C) 2000 Eazel, Inc. |
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| 4 | * |
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| 5 | * Authors: George Lebl <jirka@5z.com> |
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| 6 | * |
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| 7 | * All rights reserved. |
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| 8 | * |
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| 9 | * This library is free software; you can redistribute it and/or |
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| 10 | * modify it under the terms of the GNU Library General Public |
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| 11 | * License as published by the Free Software Foundation; either |
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| 12 | * version 2 of the License, or (at your option) any later version. |
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| 13 | * |
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| 14 | * This library is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 17 | * Library General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU Library General Public |
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| 20 | * License along with this library; if not, write to the |
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| 21 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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| 22 | * Boston, MA 02111-1307, USA. |
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| 23 | */ |
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| 24 | /* |
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| 25 | @NOTATION@ |
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| 26 | */ |
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| 27 | |
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| 28 | #ifndef GNOME_MACROS_H |
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| 29 | #define GNOME_MACROS_H |
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| 30 | |
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| 31 | #include <bonobo/bonobo-macros.h> |
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| 32 | |
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| 33 | /* Macros for defining classes. Ideas taken from Nautilus and GOB. */ |
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| 34 | |
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| 35 | /* Define the boilerplate type stuff to reduce typos and code size. Defines |
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| 36 | * the get_type method and the parent_class static variable. */ |
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| 37 | #define GNOME_CLASS_BOILERPLATE(type, type_as_function, \ |
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| 38 | parent_type, parent_type_macro) \ |
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| 39 | BONOBO_BOILERPLATE(type, type_as_function, type, \ |
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| 40 | parent_type, parent_type_macro, \ |
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| 41 | GNOME_REGISTER_TYPE) |
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| 42 | #define GNOME_REGISTER_TYPE(type, type_as_function, corba_type, \ |
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| 43 | parent_type, parent_type_macro) \ |
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| 44 | g_type_register_static (parent_type_macro, #type, &object_info, 0) |
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| 45 | |
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| 46 | /* Just call the parent handler. This assumes that there is a variable |
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| 47 | * named parent_class that points to the (duh!) parent class. Note that |
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| 48 | * this macro is not to be used with things that return something, use |
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| 49 | * the _WITH_DEFAULT version for that */ |
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| 50 | #define GNOME_CALL_PARENT(parent_class_cast, name, args) \ |
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| 51 | BONOBO_CALL_PARENT (parent_class_cast, name, args) |
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| 52 | |
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| 53 | /* Same as above, but in case there is no implementation, it evaluates |
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| 54 | * to def_return */ |
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| 55 | #define GNOME_CALL_PARENT_WITH_DEFAULT(parent_class_cast, \ |
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| 56 | name, args, def_return) \ |
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| 57 | BONOBO_CALL_PARENT_WITH_DEFAULT ( \ |
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| 58 | parent_class_cast, name, args, def_return) |
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| 59 | |
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| 60 | #endif /* GNOME_MACROS_H */ |
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