int DocumentIterator::NodeIdx2RecursiveIdx(int nIdx)
{
int nRecursiveIdx = -1;
while(nIdx >= 0)
{
int nParentID = m_doc.GetNodeByIdx(nIdx).m_nParentID;
int nSiblingIdx = m_doc.GetNodeByIdx(nIdx).m_nSiblingIdx;
//count the current node
nRecursiveIdx ++;
//get "previous" node
nIdx = -1;
if(nSiblingIdx > 0){
nIdx = GetChildIdx(nParentID, nSiblingIdx-1); //previous sibling
//recursively go to the last node child
int nID = m_doc.GetNodeByIdx(nIdx).m_nID;
int nChildCount = GetChildCount(nID);
while(nChildCount > 0)
{
nIdx = GetChildIdx(nID, nChildCount-1);
nID = m_doc.GetNodeByIdx(nIdx).m_nID;
nChildCount = GetChildCount(nID);
}
}
else
nIdx = m_doc.GetIdxFromID(nParentID); //
if(nIdx < 0)
break;
}
return nRecursiveIdx;
}
int DocumentIterator::RecursiveGetIdx(int nRIdx, int nParentID, int &nCounter)
{
int nChildCnt = GetChildCount(nParentID);
if(nChildCnt > 0)
{
//recurse into children
for(int i=0; i<nChildCnt; i++)
{
nCounter ++;
int nChildIdx = GetChildIdx(nParentID, i);
if(nChildIdx >= 0)
{
if(nCounter == nRIdx)
return nChildIdx;
int nChildID = m_doc.GetNodeByIdx(nChildIdx).m_nID;
int nIdxNode = RecursiveGetIdx(nRIdx, nChildID, nCounter);
if(nIdxNode >= 0)
return nIdxNode;
}
}
}
return -1; //not found at this level
}
//----------------------------------------------------------------------------------------------------------------
bool UIObject::RemoveChild(TIUIObjectPtr ip_obj)
{
size_t idx = GetChildIdx(ip_obj);
if(idx != -1)
{
RemoveChild(idx);
return true;
}
return false;
}
//----------------------------------------------------------------------------------------------------------------
TIUIObjectPtr UIObject::RemoveChild( size_t i)
{
auto child = m_childs[i];
NotificationCenter::Notify(BEFORE_OBJECT_REMOVED, child);
if(GetChildIdx(child) != -1)
{
m_childs.erase(m_childs.begin() + i);
child->SetParent(nullptr);
NotificationCenter::Notify(OBJECT_REMOVED, child);
return child;
}
return TIUIObjectPtr();
}
//----------------------------------------------------------------------------------------------------------------
void UIObject::DeleteChild( TIUIObjectPtr ip_obj)
{
size_t idx = GetChildIdx(ip_obj);
if(idx != -1)
DeleteChild(idx);
}