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@ -1,441 +0,0 @@
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/* Defines String::ucompose(fmt, arg...) for easy, i18n-friendly
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* composition of strings with Gtkmm >= 1.3.* (see www.gtkmm.org).
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* Uses Glib::ustring instead of std::string which doesn't work with
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* Gtkmm due to character encoding troubles with stringstreams.
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*
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* Version 1.0.5.
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*
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* Copyright (c) 2002, 03, 04, 07 Ole Laursen <olau@hardworking.dk>.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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//
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// Basic usage is like
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//
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// String::ucompose("This is a %1x%2 matrix.", rows, cols);
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//
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// See http://people.iola.dk/olau/compose/ or the included
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// README.compose for more details.
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//
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#ifndef STRING_UCOMPOSE_HPP
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#define STRING_UCOMPOSE_HPP
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#include <glibmm/ustring.h>
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#include <glibmm/convert.h>
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#include <sstream>
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#include <string>
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#include <list>
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#include <map> // for multimap
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namespace UStringPrivate
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{
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// the actual composition class - using String::ucompose is cleaner, so we
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// hide it here
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class Composition
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{
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public:
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// initialize and prepare format string on the form "text %1 text %2 etc."
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explicit Composition(std::string fmt);
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// supply an replacement argument starting from %1
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template <typename T>
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Composition &arg(const T &obj);
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// compose and return string
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Glib::ustring str() const;
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private:
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std::wostringstream os;
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int arg_no;
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// we store the output as a list - when the output string is requested, the
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// list is concatenated to a string; this way we can keep iterators into
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// the list instead of into a string where they're possibly invalidated
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// when inserting a specification string
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typedef std::list<std::string> output_list;
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output_list output;
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// the initial parse of the format string fills in the specification map
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// with positions for each of the various %?s
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typedef std::multimap<int, output_list::iterator> specification_map;
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specification_map specs;
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template <typename T>
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std::string stringify(T obj);
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};
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// helper for converting spec string numbers
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inline int char_to_int(char c)
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{
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switch (c) {
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case '0': return 0;
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case '1': return 1;
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case '2': return 2;
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case '3': return 3;
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case '4': return 4;
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case '5': return 5;
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case '6': return 6;
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case '7': return 7;
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case '8': return 8;
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case '9': return 9;
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default: return -1000;
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}
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}
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inline bool is_number(int n)
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{
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switch (n) {
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case '0':
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case '1':
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case '2':
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case '3':
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case '4':
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case '5':
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case '6':
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case '7':
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case '8':
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case '9':
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return true;
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default:
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return false;
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}
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}
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template <typename T>
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inline std::string Composition::stringify(T obj)
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{
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os << obj;
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std::wstring str = os.str();
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return Glib::convert(std::string(reinterpret_cast<const char *>(str.data()),
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str.size() * sizeof(wchar_t)),
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"UTF-8", "WCHAR_T");
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}
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// specialisations for the common string types
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template <>
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inline std::string
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Composition::stringify<std::string>(std::string obj)
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{
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return obj;
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}
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template <>
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inline std::string
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Composition::stringify<Glib::ustring>(Glib::ustring obj)
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{
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return obj;
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}
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template <>
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inline std::string
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Composition::stringify<const char *>(const char *obj)
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{
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return obj;
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}
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template <>
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inline std::string
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Composition::stringify<char *>(char *obj)
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{
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return obj;
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}
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// implementation of class Composition
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template <typename T>
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inline Composition &Composition::arg(const T &obj)
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{
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Glib::ustring rep = stringify(obj);
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if (!rep.empty()) { // manipulators don't produce output
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for (specification_map::const_iterator i = specs.lower_bound(arg_no),
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end = specs.upper_bound(arg_no); i != end; ++i) {
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output_list::iterator pos = i->second;
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++pos;
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output.insert(pos, rep);
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}
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os.str(std::wstring());
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//os.clear();
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++arg_no;
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}
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return *this;
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}
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inline Composition::Composition(std::string fmt)
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: arg_no(1)
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{
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#if __GNUC__ >= 3
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//Prevent crash with unknown locales. See bugs #157871, #692049
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//os.imbue(std::locale("")); // use the user's locale for the stream
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#endif
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std::string::size_type b = 0, i = 0;
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// fill in output with the strings between the %1 %2 %3 etc. and
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// fill in specs with the positions
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while (i < fmt.length()) {
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if (fmt[i] == '%' && i + 1 < fmt.length()) {
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if (fmt[i + 1] == '%') { // catch %%
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fmt.replace(i, 2, "%");
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++i;
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}
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else if (is_number(fmt[i + 1])) { // aha! a spec!
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// save string
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output.push_back(fmt.substr(b, i - b));
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int n = 1; // number of digits
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int spec_no = 0;
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do {
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spec_no += char_to_int(fmt[i + n]);
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spec_no *= 10;
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++n;
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} while (i + n < fmt.length() && is_number(fmt[i + n]));
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spec_no /= 10;
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output_list::iterator pos = output.end();
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--pos; // safe since we have just inserted a string
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specs.insert(specification_map::value_type(spec_no, pos));
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// jump over spec string
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i += n;
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b = i;
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}
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else
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++i;
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}
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else
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++i;
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}
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if (i - b > 0) // add the rest of the string
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output.push_back(fmt.substr(b, i - b));
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}
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inline Glib::ustring Composition::str() const
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{
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// assemble string
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std::string str;
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for (output_list::const_iterator i = output.begin(), end = output.end();
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i != end; ++i)
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str += *i;
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return str;
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}
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}
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namespace String
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{
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// a series of functions which accept a format string on the form "text %1
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// more %2 less %3" and a number of templated parameters and spits out the
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// composited string
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template <typename T1>
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inline Glib::ustring ucompose(const Glib::ustring &fmt, const T1 &o1)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1);
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return c.str();
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}
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template <typename T1, typename T2>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1).arg(o2);
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return c.str();
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}
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template <typename T1, typename T2, typename T3>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2, const T3 &o3)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1).arg(o2).arg(o3);
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return c.str();
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}
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template <typename T1, typename T2, typename T3, typename T4>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2, const T3 &o3,
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const T4 &o4)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1).arg(o2).arg(o3).arg(o4);
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return c.str();
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}
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template <typename T1, typename T2, typename T3, typename T4, typename T5>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2, const T3 &o3,
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const T4 &o4, const T5 &o5)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1).arg(o2).arg(o3).arg(o4).arg(o5);
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return c.str();
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}
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template <typename T1, typename T2, typename T3, typename T4, typename T5,
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typename T6>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2, const T3 &o3,
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const T4 &o4, const T5 &o5, const T6 &o6)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1).arg(o2).arg(o3).arg(o4).arg(o5).arg(o6);
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return c.str();
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}
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template <typename T1, typename T2, typename T3, typename T4, typename T5,
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typename T6, typename T7>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2, const T3 &o3,
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const T4 &o4, const T5 &o5, const T6 &o6,
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const T7 &o7)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1).arg(o2).arg(o3).arg(o4).arg(o5).arg(o6).arg(o7);
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return c.str();
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}
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template <typename T1, typename T2, typename T3, typename T4, typename T5,
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typename T6, typename T7, typename T8>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2, const T3 &o3,
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const T4 &o4, const T5 &o5, const T6 &o6,
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const T7 &o7, const T8 &o8)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1).arg(o2).arg(o3).arg(o4).arg(o5).arg(o6).arg(o7).arg(o8);
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return c.str();
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}
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template <typename T1, typename T2, typename T3, typename T4, typename T5,
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typename T6, typename T7, typename T8, typename T9>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2, const T3 &o3,
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const T4 &o4, const T5 &o5, const T6 &o6,
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const T7 &o7, const T8 &o8, const T9 &o9)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1).arg(o2).arg(o3).arg(o4).arg(o5).arg(o6).arg(o7).arg(o8).arg(o9);
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return c.str();
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}
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template <typename T1, typename T2, typename T3, typename T4, typename T5,
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typename T6, typename T7, typename T8, typename T9, typename T10>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2, const T3 &o3,
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const T4 &o4, const T5 &o5, const T6 &o6,
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const T7 &o7, const T8 &o8, const T9 &o9,
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const T10 &o10)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1).arg(o2).arg(o3).arg(o4).arg(o5).arg(o6).arg(o7).arg(o8).arg(o9)
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.arg(o10);
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return c.str();
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}
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template <typename T1, typename T2, typename T3, typename T4, typename T5,
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typename T6, typename T7, typename T8, typename T9, typename T10,
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typename T11>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2, const T3 &o3,
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const T4 &o4, const T5 &o5, const T6 &o6,
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const T7 &o7, const T8 &o8, const T9 &o9,
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const T10 &o10, const T11 &o11)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1).arg(o2).arg(o3).arg(o4).arg(o5).arg(o6).arg(o7).arg(o8).arg(o9)
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.arg(o10).arg(o11);
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return c.str();
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}
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template <typename T1, typename T2, typename T3, typename T4, typename T5,
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typename T6, typename T7, typename T8, typename T9, typename T10,
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typename T11, typename T12>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2, const T3 &o3,
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const T4 &o4, const T5 &o5, const T6 &o6,
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const T7 &o7, const T8 &o8, const T9 &o9,
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const T10 &o10, const T11 &o11, const T12 &o12)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1).arg(o2).arg(o3).arg(o4).arg(o5).arg(o6).arg(o7).arg(o8).arg(o9)
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.arg(o10).arg(o11).arg(o12);
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return c.str();
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}
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template <typename T1, typename T2, typename T3, typename T4, typename T5,
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typename T6, typename T7, typename T8, typename T9, typename T10,
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typename T11, typename T12, typename T13>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2, const T3 &o3,
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const T4 &o4, const T5 &o5, const T6 &o6,
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const T7 &o7, const T8 &o8, const T9 &o9,
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const T10 &o10, const T11 &o11, const T12 &o12,
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const T13 &o13)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1).arg(o2).arg(o3).arg(o4).arg(o5).arg(o6).arg(o7).arg(o8).arg(o9)
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.arg(o10).arg(o11).arg(o12).arg(o13);
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return c.str();
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}
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template <typename T1, typename T2, typename T3, typename T4, typename T5,
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typename T6, typename T7, typename T8, typename T9, typename T10,
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typename T11, typename T12, typename T13, typename T14>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2, const T3 &o3,
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const T4 &o4, const T5 &o5, const T6 &o6,
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const T7 &o7, const T8 &o8, const T9 &o9,
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const T10 &o10, const T11 &o11, const T12 &o12,
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const T13 &o13, const T14 &o14)
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{
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UStringPrivate::Composition c(fmt);
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c.arg(o1).arg(o2).arg(o3).arg(o4).arg(o5).arg(o6).arg(o7).arg(o8).arg(o9)
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.arg(o10).arg(o11).arg(o12).arg(o13).arg(o14);
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return c.str();
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}
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template <typename T1, typename T2, typename T3, typename T4, typename T5,
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typename T6, typename T7, typename T8, typename T9, typename T10,
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typename T11, typename T12, typename T13, typename T14,
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typename T15>
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inline Glib::ustring ucompose(const Glib::ustring &fmt,
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const T1 &o1, const T2 &o2, const T3 &o3,
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const T4 &o4, const T5 &o5, const T6 &o6,
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const T7 &o7, const T8 &o8, const T9 &o9,
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const T10 &o10, const T11 &o11, const T12 &o12,
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const T13 &o13, const T14 &o14, const T15 &o15)
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{
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UStringPrivate::Composition c(fmt);
|
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c.arg(o1).arg(o2).arg(o3).arg(o4).arg(o5).arg(o6).arg(o7).arg(o8).arg(o9)
|
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.arg(o10).arg(o11).arg(o12).arg(o13).arg(o14).arg(o15);
|
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|
return c.str();
|
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|
}
|
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}
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#endif // STRING_UCOMPOSE_HPP
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