|
From: <al...@us...> - 2006-08-23 23:32:43
|
Revision: 453 Author: allenb Date: 2006-08-23 16:32:40 -0700 (Wed, 23 Aug 2006) ViewCVS: http://svn.sourceforge.net/pygccxml/?rev=453&view=rev Log Message: ----------- Add new file that will be used to override the default behavior of pyplusplus methods and classes. (Python is so nice. :) Added Paths: ----------- pyplusplus_dev/contrib/goodies/goodie_overrides.py Added: pyplusplus_dev/contrib/goodies/goodie_overrides.py =================================================================== --- pyplusplus_dev/contrib/goodies/goodie_overrides.py (rev 0) +++ pyplusplus_dev/contrib/goodies/goodie_overrides.py 2006-08-23 23:32:40 UTC (rev 453) @@ -0,0 +1,62 @@ +# Copyright 2004 Roman Yakovenko. +# Distributed under the Boost Software License, Version 1.0. (See +# accompanying file LICENSE_1_0.txt or copy at +# http://www.boost.org/LICENSE_1_0.txt) +# +# Authors: +# Allen Bierbaum +# +# This file defines overrides to the standard pyplusplus behavior +# + +# --- Over ride the behavior of mdecl_wrapper ---- # +import pygccxml.declarations.mdecl_wrapper as mdecl_wrapper +pd = pygccxml.declarations + +# Define the call redirector so it can return arguments +# This method will now return multiple arguments by +# concatenating the arguments returned from the individual calls. +# If the returns arguments are delcarations, then it will wrap them +# to create an mdecl holder. +def new_call_redirector_t__call__(self, *arguments, **keywords): + results = [] + for d in self.decls: + callable_ = getattr(d, self.name) + answer = callable_( *arguments, **keywords ) + results.append( answer ) + + #I assume that all functions will return same type: + if not results: + return + + # If all elements are a decl type + # - Extract all decls and make a new decl wrapper + if not False in [isinstance(x,(pd.declaration_t,pd.mdecl_wrapper_t)) for x in results]: + all_decls = [] + for x in results: + if isinstance( x, declaration.declaration_t ): + all_decls.append(x) + elif isinstance( x, mdecl_wrapper_t ): + all_decls.extend(x.decls) + else: + assert False, "Should not get here" + return mdecl_wrapper_t( all_decls ) + # Otherwise, just return the list + else: + return results + +mdecl_wrapper.call_redirector_t.__call__ = new_call_redirector_t__call__ + +# Override the mdecl_wrapper_t.__getitem__ method + +def new_mdecl_wrapper_t__getitem__(self,index): + """Provide access to declaration. + If passed a standard index, then return contained decl. + Else call the getitem method of the contained decls. + """ + if isinstance(index, (int, slice)): + return self.decls[index] + else: + return self.__getattr__("__getitem__")(index) +mdecl_wrapper.mdecl_wrapper_t.__getitem__ = new_mdecl_wrapper_t__getitem__ + This was sent by the SourceForge.net collaborative development platform, the world's largest Open Source development site. |
