LuaInstance: prepare for 3 argument signal/slot callbacks
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@ -2125,6 +2125,14 @@ LuaCallback::connect_2 (enum LuaSignal::LuaSignal ls, T ref, PBD::Signal2<void,
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gui_context());
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}
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template <typename T, typename C1, typename C2, typename C3> void
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LuaCallback::connect_3 (enum LuaSignal::LuaSignal ls, T ref, PBD::Signal3<void, C1, C2, C3> *signal) {
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signal->connect (
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_connections, invalidator (*this),
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boost::bind (&LuaCallback::proxy_3<T, C1, C2, C3>, this, ls, ref, _1, _2, _3),
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gui_context());
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}
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template <typename T> void
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LuaCallback::proxy_0 (enum LuaSignal::LuaSignal ls, T ref) {
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bool ok = true;
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@ -2167,3 +2175,17 @@ LuaCallback::proxy_2 (enum LuaSignal::LuaSignal ls, T ref, C1 a1, C2 a2) {
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drop_callback (); /* EMIT SIGNAL */
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}
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}
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template <typename T, typename C1, typename C2, typename C3> void
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LuaCallback::proxy_3 (enum LuaSignal::LuaSignal ls, T ref, C1 a1, C2 a2, C3 a3) {
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bool ok = true;
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{
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const luabridge::LuaRef& rv ((*_lua_call)((int)ls, ref, a1, a2, a3));
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if (! rv.cast<bool> ()) {
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ok = false;
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}
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}
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if (!ok) {
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drop_callback (); /* EMIT SIGNAL */
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}
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}
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@ -70,6 +70,9 @@ private:
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template <typename T, typename C1, typename C2> void connect_2 (enum LuaSignal::LuaSignal, T, PBD::Signal2<void, C1, C2>*);
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template <typename T, typename C1, typename C2> void proxy_2 (enum LuaSignal::LuaSignal, T, C1, C2);
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template <typename T, typename C1, typename C2, typename C3> void connect_3 (enum LuaSignal::LuaSignal, T, PBD::Signal3<void, C1, C2, C3>*);
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template <typename T, typename C1, typename C2, typename C3> void proxy_3 (enum LuaSignal::LuaSignal, T, C1, C2, C3);
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};
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typedef boost::shared_ptr<LuaCallback> LuaCallbackPtr;
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