sintonia/livesupport/modules/core/src/LocalizedConfigurable.cxx

118 lines
4.1 KiB
C++

/*------------------------------------------------------------------------------
Copyright (c) 2004 Media Development Loan Fund
This file is part of the LiveSupport project.
http://livesupport.campware.org/
To report bugs, send an e-mail to bugs@campware.org
LiveSupport is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
LiveSupport is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with LiveSupport; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Author : $Author: maroy $
Version : $Revision: 1.1 $
Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/core/src/LocalizedConfigurable.cxx,v $
------------------------------------------------------------------------------*/
/* ============================================================ include files */
#ifdef HAVE_CONFIG_H
#include "configure.h"
#endif
#include <unicode/msgfmt.h>
#include "LiveSupport/Core/LocalizedConfigurable.h"
using namespace LiveSupport::Core;
/* =================================================== local data structures */
/* ================================================ local constants & macros */
/**
* The name of the attribute to get the path of the resource bundle.
*/
static const std::string pathAttrName = "path";
/**
* The name of the attribute to get the locale of the resource bundle.
*/
static const std::string localeAttrName = "locale";
/* =============================================== local function prototypes */
/* ============================================================= module code */
/*------------------------------------------------------------------------------
* Load a resource bunlde based on an XML configuration element.
*----------------------------------------------------------------------------*/
void
LocalizedConfigurable :: configure(const xmlpp::Element & element)
throw (std::invalid_argument,
std::logic_error)
{
if (element.get_name() != LocalizedObject::getConfigElementName()) {
std::string eMsg = "Bad configuration element ";
eMsg += element.get_name();
throw std::invalid_argument(eMsg);
}
const xmlpp::Attribute * attribute;
if (!(attribute = element.get_attribute(pathAttrName))) {
std::string eMsg = "Missing attribute ";
eMsg += pathAttrName;
throw std::invalid_argument(eMsg);
}
bundlePath = attribute->get_value();
if (!(attribute = element.get_attribute(localeAttrName))) {
std::string eMsg = "Missing attribute ";
eMsg += localeAttrName;
throw std::invalid_argument(eMsg);
}
std::string locale = attribute->get_value();
changeLocale(locale);
}
/*------------------------------------------------------------------------------
* Change the resource bundle to reflect the specified locale
*----------------------------------------------------------------------------*/
void
LocalizedConfigurable :: changeLocale(const std::string newLocale)
throw (std::invalid_argument)
{
UErrorCode status = U_ZERO_ERROR;
Ptr<ResourceBundle>::Ref resourceBundle(
new ResourceBundle(bundlePath.c_str(),
newLocale.c_str(),
status));
if (!U_SUCCESS(status)) {
throw std::invalid_argument("opening resource bundle a failure");
}
setBundle(resourceBundle);
}