add shared_string.hpp

projectfiles/CodeBlocks-SCons/wesnoth.cbp

@@ -421,6 +421,7 @@
         <Unit filename="..\..\src\sha1.cpp" />
         <Unit filename="..\..\src\sha1.hpp" />
 		<Unit filename="..\..\src\shared_object.hpp" />
+		<Unit filename="..\..\src\shared_string.hpp" />
 		<Unit filename="..\..\src\show_dialog.cpp" />
         <Unit filename="..\..\src\show_dialog.hpp" />
         <Unit filename="..\..\src\sound.cpp" />

projectfiles/CodeBlocks/wesnoth.cbp

@@ -452,6 +452,7 @@
 		<Unit filename="..\..\src\sha1.cpp" />
 		<Unit filename="..\..\src\sha1.hpp" />
 		<Unit filename="..\..\src\shared_object.hpp" />
+		<Unit filename="..\..\src\shared_string.hpp" />
 		<Unit filename="..\..\src\show_dialog.cpp" />
 		<Unit filename="..\..\src\show_dialog.hpp" />
 		<Unit filename="..\..\src\sound.cpp" />

projectfiles/VC9/wesnoth.vcproj

@@ -678,6 +678,10 @@
 				RelativePath="..\..\src\shared_object.hpp"
 				>
 			</File>
+			<File
+				RelativePath="..\..\src\shared_string.hpp"
+				>
+			</File>
 			<File
 				RelativePath="..\..\src\team.cpp"
 				>

src/shared_string.hpp

@@ -0,0 +1,59 @@
+/*
+   Copyright (C) 2009 by Chris Hopman <cjhopman@gmail.com>
+   Part of the Battle for Wesnoth Project http://www.wesnoth.org/
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License version 2
+   or at your option any later version.
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY.
+
+   See the COPYING file for more details.
+*/
+
+
+#include "shared_object.hpp"
+#include "tstring.hpp"
+#include <string>
+
+struct shared_string : public shared_object<std::string> {
+	typedef shared_object<std::string> super;
+
+	template <typename T>
+	shared_string(const T& o) : super(o) { }
+	const char* c_str() const {
+		return get().c_str();
+	}
+
+	operator std::string() const {
+		return super::operator std::string();
+	}
+
+	operator t_string() const {
+		return super::operator std::string();
+	}
+
+	bool empty() const {
+		return get().empty();
+	}
+
+	size_t find(const std::string& str, size_t pos = 0) const {
+		return get().find(str, pos);
+	}
+
+	std::string substr(size_t pos = 0, size_t n = std::string::npos) const {
+		return get().substr(pos, n);
+	}
+
+	size_t size() const {
+		return get().size();
+	}
+
+	std::string::const_iterator begin() const {
+		return get().begin();
+	}
+
+	std::string::const_iterator end() const {
+		return get().end();
+	}
+};