Use std::string for order key map.

git-svn-id: svn://localhost/ardour2/branches/3.0@5318 d708f5d6-7413-0410-9779-e7cbd77b26cf

libs/ardour/ardour/route.h

@@ -88,8 +88,8 @@ class Route : public SessionObject, public AutomatableControls
 
 	bool set_name (const std::string& str);
 
-	long order_key (const char* name) const;
-	void set_order_key (const char* name, long n);
+	long order_key (std::string const &) const;
+	void set_order_key (std::string const &, long);
 
 	bool is_hidden() const { return _flags & Hidden; }
 	bool is_master() const { return _flags & MasterOut; }
@@ -312,8 +312,8 @@ class Route : public SessionObject, public AutomatableControls
 	uint32_t remote_control_id () const;
 	sigc::signal<void> RemoteControlIDChanged;
 
-	void sync_order_keys (const char* base);
-	static sigc::signal<void,const char*> SyncOrderKeys;
+	void sync_order_keys (std::string const &);
+	static sigc::signal<void, std::string const &> SyncOrderKeys;
 
   protected:
 	friend class Session;
@@ -399,13 +399,7 @@ class Route : public SessionObject, public AutomatableControls
 
 	static uint32_t order_key_cnt;
 
-	struct ltstr {
-	    bool operator()(const char* s1, const char* s2) const {
-		    return strcmp(s1, s2) < 0;
-	    }
-	};
-
-	typedef std::map<const char*,long,ltstr> OrderKeys;
+	typedef std::map<std::string, long> OrderKeys;
 	OrderKeys order_keys;
 
 	void input_change_handler (IOChange, void *src);

libs/ardour/ardour/session.h

@@ -321,7 +321,7 @@ class Session : public PBD::StatefulDestructible, public boost::noncopyable
 	    bool operator() (boost::shared_ptr<Route>, boost::shared_ptr<Route> b);
 	};
 	
-	void sync_order_keys (const char* base);
+	void sync_order_keys (std::string const &);
 
 	template<class T> void foreach_route (T *obj, void (T::*func)(Route&));
 	template<class T> void foreach_route (T *obj, void (T::*func)(boost::shared_ptr<Route>));

libs/ardour/route.cc

@@ -64,7 +64,7 @@ using namespace ARDOUR;
 using namespace PBD;
 
 uint32_t Route::order_key_cnt = 0;
-sigc::signal<void,const char*> Route::SyncOrderKeys;
+sigc::signal<void, string const &> Route::SyncOrderKeys;
 
 Route::Route (Session& sess, string name, Flag flg, DataType default_type)
 	: SessionObject (sess, name)
@@ -121,7 +121,7 @@ Route::init ()
 	processor_max_streams.reset();
 	_solo_safe = false;
 	_recordable = true;
-	order_keys[strdup (N_("signal"))] = order_key_cnt++;
+	order_keys[N_("signal")] = order_key_cnt++;
 	_silent = false;
 	_meter_point = MeterPostFader;
 	_initial_delay = 0;
@@ -162,10 +162,6 @@ Route::~Route ()
 
 	clear_processors (PreFader);
 	clear_processors (PostFader);
-
-	for (OrderKeys::iterator i = order_keys.begin(); i != order_keys.end(); ++i) {
-		free ((void*)(i->first));
-	}
 }
 
 void
@@ -184,23 +180,20 @@ Route::remote_control_id() const
 }
 
 long
-Route::order_key (const char* name) const
+Route::order_key (std::string const & name) const
 {
-	OrderKeys::const_iterator i;
-
-	for (i = order_keys.begin(); i != order_keys.end(); ++i) {
-		if (!strcmp (name, i->first)) {
-			return i->second;
-		}
+	OrderKeys::const_iterator i = order_keys.find (name);
+	if (i == order_keys.end()) {
+		return -1;
 	}
 
-	return -1;
+	return i->second;
 }
 
 void
-Route::set_order_key (const char* name, long n)
+Route::set_order_key (std::string const & name, long n)
 {
-	order_keys[strdup(name)] = n;
+	order_keys[name] = n;
 
 	if (Config->get_sync_all_route_ordering()) {
 		for (OrderKeys::iterator x = order_keys.begin(); x != order_keys.end(); ++x) {
@@ -212,7 +205,7 @@ Route::set_order_key (const char* name, long n)
 }
 
 void
-Route::sync_order_keys (const char* base)
+Route::sync_order_keys (std::string const & base)
 {
 	if (order_keys.empty()) {
 		return;
@@ -1643,7 +1636,7 @@ Route::_set_state (const XMLNode& node, bool call_base)
 					error << string_compose (_("badly formed order key string in state file! [%1] ... ignored."), remaining)
 					      << endmsg;
 				} else {
-					set_order_key (remaining.substr (0, equal).c_str(), n);
+					set_order_key (remaining.substr (0, equal), n);
 				}
 			}
 

libs/ardour/session.cc

@@ -4281,7 +4281,7 @@ Session::compute_initial_length ()
 }
 
 void
-Session::sync_order_keys (const char* base)
+Session::sync_order_keys (std::string const & base)
 {
 	if (!Config->get_sync_all_route_ordering()) {
 		/* leave order keys as they are */