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/**
* @file llcallbacklist.cpp
* @brief A simple list of callback functions to call.
*
* Copyright (c) 2001-$CurrentYear$, Linden Research, Inc.
* $License$
*/
#include "llviewerprecompiledheaders.h"
#include "llcallbacklist.h"
// Library includes
#include "llerror.h"
//
// Globals
//
LLCallbackList gIdleCallbacks;
//
// Member functions
//
LLCallbackList::LLCallbackList()
{
// nothing
}
LLCallbackList::~LLCallbackList()
{
}
void LLCallbackList::addFunction( callback_t func, void *data)
{
if (!func)
{
llerrs << "LLCallbackList::addFunction - function is NULL" << llendl;
return;
}
// only add one callback per func/data pair
callback_pair_t t(func, data);
callback_list_t::iterator iter = std::find(mCallbackList.begin(), mCallbackList.end(), t);
if (iter == mCallbackList.end())
{
mCallbackList.push_back(t);
}
}
BOOL LLCallbackList::containsFunction( callback_t func, void *data)
{
callback_pair_t t(func, data);
callback_list_t::iterator iter = std::find(mCallbackList.begin(), mCallbackList.end(), t);
if (iter != mCallbackList.end())
{
return TRUE;
}
else
{
return FALSE;
}
}
BOOL LLCallbackList::deleteFunction( callback_t func, void *data)
{
callback_pair_t t(func, data);
callback_list_t::iterator iter = std::find(mCallbackList.begin(), mCallbackList.end(), t);
if (iter != mCallbackList.end())
{
mCallbackList.erase(iter);
return TRUE;
}
else
{
return FALSE;
}
}
void LLCallbackList::deleteAllFunctions()
{
mCallbackList.clear();
}
void LLCallbackList::callFunctions()
{
for (callback_list_t::iterator iter = mCallbackList.begin(); iter != mCallbackList.end(); )
{
callback_list_t::iterator curiter = iter++;
curiter->first(curiter->second);
}
}
#ifdef _DEBUG
void test1(void *data)
{
S32 *s32_data = (S32 *)data;
llinfos << "testfunc1 " << *s32_data << llendl;
}
void test2(void *data)
{
S32 *s32_data = (S32 *)data;
llinfos << "testfunc2 " << *s32_data << llendl;
}
void
LLCallbackList::test()
{
S32 a = 1;
S32 b = 2;
LLCallbackList *list = new LLCallbackList;
llinfos << "Testing LLCallbackList" << llendl;
if (!list->deleteFunction(NULL))
{
llinfos << "passed 1" << llendl;
}
else
{
llinfos << "error, removed function from empty list" << llendl;
}
// llinfos << "This should crash" << llendl;
// list->addFunction(NULL);
list->addFunction(&test1, &a);
list->addFunction(&test1, &a);
llinfos << "Expect: test1 1, test1 1" << llendl;
list->callFunctions();
list->addFunction(&test1, &b);
list->addFunction(&test2, &b);
llinfos << "Expect: test1 1, test1 1, test1 2, test2 2" << llendl;
list->callFunctions();
if (list->deleteFunction(&test1, &b))
{
llinfos << "passed 3" << llendl;
}
else
{
llinfos << "error removing function" << llendl;
}
llinfos << "Expect: test1 1, test1 1, test2 2" << llendl;
list->callFunctions();
list->deleteAllFunctions();
llinfos << "Expect nothing" << llendl;
list->callFunctions();
llinfos << "nothing :-)" << llendl;
delete list;
llinfos << "test complete" << llendl;
}
#endif // _DEBUG
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