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Allow event handlers to be cleared.

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This commit is contained in:
Patman64
2014-12-21 01:58:22 -05:00
parent b281fe052e
commit f15373ea43
3 changed files with 231 additions and 19 deletions
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58
ElunaBinding.h
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@@ -25,15 +25,23 @@ public:
int functionReference;
bool isTemporary;
uint32 remainingShots;
Eluna& E;
Binding(int funcRef, uint32 shots) :
Binding(Eluna& _E, int funcRef, uint32 shots) :
functionReference(funcRef),
isTemporary(shots != 0),
remainingShots(shots)
remainingShots(shots),
E(_E)
{
}
// Remove our function from the registry when the Binding is deleted.
~Binding()
{
luaL_unref(E.L, LUA_REGISTRYINDEX, functionReference);
}
};
typedef std::vector<Binding> FunctionRefVector;
typedef std::vector<Binding*> FunctionRefVector;
typedef UNORDERED_MAP<int, FunctionRefVector> EventToFunctionsMap;
Eluna& E;
@@ -66,27 +74,35 @@ public:
for (EventToFunctionsMap::iterator itr = Bindings.begin(); itr != Bindings.end(); ++itr)
{
for (FunctionRefVector::iterator it = itr->second.begin(); it != itr->second.end(); ++it)
luaL_unref(E.L, LUA_REGISTRYINDEX, (*it).functionReference);
delete *it;
itr->second.clear();
}
Bindings.clear();
}
void Clear(uint32 event_id)
{
for (FunctionRefVector::iterator itr = Bindings[event_id].begin(); itr != Bindings[event_id].end(); ++itr)
delete *itr;
Bindings[event_id].clear();
}
// Pushes the function references and updates the counters on the binds and erases them if the counter would reach 0
void PushFuncRefs(lua_State* L, int event_id)
{
for (FunctionRefVector::iterator it = Bindings[event_id].begin(); it != Bindings[event_id].end();)
{
FunctionRefVector::iterator it_old = it++;
Binding* binding = (*it_old);
lua_rawgeti(L, LUA_REGISTRYINDEX, (it_old->functionReference));
lua_rawgeti(L, LUA_REGISTRYINDEX, binding->functionReference);
if (it_old->isTemporary)
if (binding->isTemporary)
{
--it_old->remainingShots;
if (it_old->remainingShots == 0)
binding->remainingShots--;
if (binding->remainingShots == 0)
{
luaL_unref(L, LUA_REGISTRYINDEX, it_old->functionReference);
delete binding;
Bindings[event_id].erase(it_old);
}
}
@@ -98,7 +114,7 @@ public:
void Insert(int eventId, int funcRef, uint32 shots) // Inserts a new registered event
{
Bindings[eventId].push_back(Binding(funcRef, shots));
Bindings[eventId].push_back(new Binding(E, funcRef, shots));
}
// Checks if there are events for ID
@@ -132,7 +148,7 @@ public:
for (EventToFunctionsMap::iterator it = itr->second.begin(); it != itr->second.end(); ++it)
{
for (FunctionRefVector::iterator i = it->second.begin(); i != it->second.end(); ++i)
luaL_unref(E.L, LUA_REGISTRYINDEX, (*i).functionReference);
delete *i;
it->second.clear();
}
itr->second.clear();
@@ -140,21 +156,29 @@ public:
Bindings.clear();
}
void Clear(uint32 entry, uint32 event_id)
{
for (FunctionRefVector::iterator itr = Bindings[entry][event_id].begin(); itr != Bindings[entry][event_id].end(); ++itr)
delete *itr;
Bindings[entry][event_id].clear();
}
// Pushes the function references and updates the counters on the binds and erases them if the counter would reach 0
void PushFuncRefs(lua_State* L, int event_id, uint32 entry)
{
for (FunctionRefVector::iterator it = Bindings[entry][event_id].begin(); it != Bindings[entry][event_id].end();)
{
FunctionRefVector::iterator it_old = it++;
Binding* binding = (*it_old);
lua_rawgeti(L, LUA_REGISTRYINDEX, (it_old->functionReference));
lua_rawgeti(L, LUA_REGISTRYINDEX, binding->functionReference);
if (it_old->isTemporary)
if (binding->isTemporary)
{
--it_old->remainingShots;
if (it_old->remainingShots == 0)
binding->remainingShots--;
if (binding->remainingShots == 0)
{
luaL_unref(L, LUA_REGISTRYINDEX, it_old->functionReference);
delete binding;
Bindings[entry][event_id].erase(it_old);
}
}
@@ -169,7 +193,7 @@ public:
void Insert(uint32 entryId, int eventId, int funcRef, uint32 shots) // Inserts a new registered event
{
Bindings[entryId][eventId].push_back(Binding(funcRef, shots));
Bindings[entryId][eventId].push_back(new Binding(E, funcRef, shots));
}
// Returns true if the entry has registered binds