winamp/Src/Winamp/ParamList.cpp

124 lines
2.8 KiB
C++

#include "ParamList.h"
ParamList::~ParamList()
{
//parms_list.deleteAll();
for (auto obj : parms_list)
{
delete obj;
}
parms_list.clear();
}
const wchar_t *ParamList::getItemName(int i)
{
if(((size_t)i)>=getNbItems())
return L"";
return
parms_list[i]->parm;
}
const wchar_t *ParamList::getItemValueIndex(int i)
{
if(((size_t)i)>=getNbItems())
return L"";
return
parms_list[i]->value;
}
const wchar_t *ParamList::getItemValue(const wchar_t *name)
{
for(size_t i=0;i!=getNbItems();i++)
if(!WCSICMP(parms_list[i]->parm, name))
return parms_list[i]->value;
return NULL;
}
const wchar_t *ParamList::enumItemValues(const wchar_t *name, int nb)
{
int f=0;
for(size_t i=0;i!=getNbItems();i++)
if(!WCSICMP(parms_list[i]->parm, name))
if(f==nb)
return parms_list[i]->value;
else f++;
return NULL;
}
int ParamList::getItemValueInt(const wchar_t *name, int def)
{
for(size_t i=0;i!=getNbItems();i++)
if(!WCSICMP(parms_list[i]->parm, name))
{
// TODO: benski> do we want to return "def" when there's an empty value?
return WTOI(parms_list[i]->value);
}
return def;
}
size_t ParamList::getNbItems()
{
return parms_list.size();
}
void ParamList::addItem(const wchar_t *parm, const wchar_t *value)
{
parms_struct *p= new parms_struct;
p->parm = WCSDUP(parm);
p->ownValue = true;
p->value = value;
parms_list.push_back(p);
}
void ParamList::removeItem(const wchar_t *parm)
{
for (size_t i=0; i!=parms_list.size(); i++)
{
parms_struct *s = parms_list[i];
if (!WCSICMP(parm, s->parm))
{
delete s;
parms_list.erase(parms_list.begin() + i);
i--;
}
}
}
void ParamList::replaceItem(const wchar_t *parm, const wchar_t *value)
{
if (!value)
{
removeItem(parm);
return;
}
StringW s = value; // if we were passed our current value's pointer ...
const wchar_t *curval = getItemValue(parm);
if (s.isequal(value) && curval) return; // (hey, if we're replacing with same value, forget about it, but only if we did have that value, because isequal will return true if curval is NULL and we pass it ("") )
removeItem(parm); // ... then this call would make the value param invalid ...
addItem(parm, s); // ... so we're sending a saved buffer instead
}
int ParamList::findItem(const wchar_t *parm)
{
for(size_t i=0;i!=getNbItems();i++)
if(!WCSICMP(parms_list[i]->parm, parm))
return (int)i;
return -1;
}
#define CBCLASS ParamList
START_DISPATCH;
CB(XMLREADERPARAMS_GETITEMNAME, getItemName)
CB(XMLREADERPARAMS_GETITEMVALUE, getItemValueIndex)
CB(XMLREADERPARAMS_GETITEMVALUE2, getItemValue)
CB(XMLREADERPARAMS_ENUMITEMVALUES, enumItemValues)
CB(XMLREADERPARAMS_GETITEMVALUEINT, getItemValueInt)
CB(XMLREADERPARAMS_GETNBITEMS, getNbItems)
END_DISPATCH;
#undef CBCLASS