1 #ifndef __gtkardour_luainstance_h__
2 #define __gtkardour_luainstance_h__
7 #include "pbd/signals.h"
10 #include "ardour/luascripting.h"
11 #include "ardour/lua_script_params.h"
12 #include "ardour/luabindings.h"
13 #include "ardour/session_handle.h"
15 #include "lua/luastate.h"
17 #include "luasignal.h"
23 typedef std::bitset<LuaSignal::LAST_SIGNAL> ActionHook;
25 class LuaCallback : public ARDOUR::SessionHandlePtr, public sigc::trackable
28 LuaCallback (ARDOUR::Session*, const std::string&, const std::string&, const ActionHook&, const ARDOUR::LuaScriptParamList&);
29 LuaCallback (ARDOUR::Session*, XMLNode & node);
32 XMLNode& get_state (void);
33 void set_session (ARDOUR::Session *);
35 const PBD::ID& id () const { return _id; }
36 const std::string& name () const { return _name; }
37 ActionHook signals () const { return _signals; }
38 bool lua_slot (std::string&, std::string&, ActionHook&, ARDOUR::LuaScriptParamList&);
39 PBD::Signal0<void> drop_callback;
42 void session_going_away ();
52 template <class T> void reconnect_object (T);
55 luabridge::LuaRef * _lua_add;
56 luabridge::LuaRef * _lua_get;
57 luabridge::LuaRef * _lua_call;
58 luabridge::LuaRef * _lua_save;
59 luabridge::LuaRef * _lua_load;
61 PBD::ScopedConnectionList _connections;
63 template <typename T, typename S> void connect_0 (enum LuaSignal::LuaSignal, T, S*);
64 template <typename T> void proxy_0 (enum LuaSignal::LuaSignal, T);
66 template <typename T, typename C1> void connect_1 (enum LuaSignal::LuaSignal, T, PBD::Signal1<void, C1>*);
67 template <typename T, typename C1> void proxy_1 (enum LuaSignal::LuaSignal, T, C1);
69 template <typename T, typename C1, typename C2> void connect_2 (enum LuaSignal::LuaSignal, T, PBD::Signal2<void, C1, C2>*);
70 template <typename T, typename C1, typename C2> void proxy_2 (enum LuaSignal::LuaSignal, T, C1, C2);
73 typedef boost::shared_ptr<LuaCallback> LuaCallbackPtr;
74 typedef std::map<PBD::ID, LuaCallbackPtr> LuaCallbackMap;
78 class LuaInstance : public PBD::ScopedConnectionList, public ARDOUR::SessionHandlePtr
81 static LuaInstance* instance();
82 static void destroy_instance();
85 static void register_classes (lua_State* L);
86 static void register_hooks (lua_State* L);
87 static void bind_cairo (lua_State* L);
89 void set_session (ARDOUR::Session* s);
91 int set_state (const XMLNode&);
92 XMLNode& get_action_state (void);
93 XMLNode& get_hook_state (void);
95 bool interactive_add (ARDOUR::LuaScriptInfo::ScriptType, int);
98 void call_action (const int);
100 bool set_lua_action (const int, const std::string&, const std::string&, const ARDOUR::LuaScriptParamList&);
101 bool remove_lua_action (const int);
102 bool lua_action_name (const int, std::string&);
103 std::vector<std::string> lua_action_names ();
104 bool lua_action (const int, std::string&, std::string&, ARDOUR::LuaScriptParamList&);
105 sigc::signal<void,int,std::string> ActionChanged;
108 bool register_lua_slot (const std::string&, const std::string&, const ARDOUR::LuaScriptParamList&);
109 bool unregister_lua_slot (const PBD::ID&);
110 std::vector<PBD::ID> lua_slots () const;
111 bool lua_slot_name (const PBD::ID&, std::string&) const;
112 std::vector<std::string> lua_slot_names () const;
113 bool lua_slot (const PBD::ID&, std::string&, std::string&, ActionHook&, ARDOUR::LuaScriptParamList&);
114 sigc::signal<void,PBD::ID,std::string,ActionHook> SlotChanged;
116 static PBD::Signal0<void> LuaTimerDS; // deci-seconds (Timer every .1s)
120 static LuaInstance* _instance;
123 void session_going_away ();
127 luabridge::LuaRef * _lua_call_action;
128 luabridge::LuaRef * _lua_add_action;
129 luabridge::LuaRef * _lua_del_action;
130 luabridge::LuaRef * _lua_get_action;
132 luabridge::LuaRef * _lua_load;
133 luabridge::LuaRef * _lua_save;
134 luabridge::LuaRef * _lua_clear;
136 LuaCallbackMap _callbacks;
137 PBD::ScopedConnectionList _slotcon;
139 void every_point_one_seconds ();
140 sigc::connection point_one_second_connection;