int CRollupCtrl::MovePageAt(int id, int newidx)
{
if (!FindPage(id)) return -1;
int idx = FindPageIndex(id);
if (idx==newidx) return -1;
if (newidx>0 && newidx>= (int)m_PageList.size()) newidx=-1;
//Remove page from its old position
RC_PAGEINFO* pi = FindPage(id);
m_PageList.erase( m_PageList.begin() + FindPageIndex(id) );
//Insert at its new position
int retidx;
if (newidx<0)
{
m_PageList.push_back(pi);
retidx = m_PageList.size()-1;
}
else { m_PageList.insert( m_PageList.begin()+newidx, pi); retidx=newidx; }
//Update
RecalLayout();
return retidx;
}
void CRollupCtrl::_RemovePage(int idx)
{
// Find page
RC_PAGEINFO* pi = FindPage(idx);
//Remove page from array
m_PageList.erase( m_PageList.begin() + FindPageIndex(idx) );
//Get Page Rect
CRect tr; pi->pwndTemplate->GetWindowRect(&tr);
//Update PageHeight
m_nPageHeight-=RC_PGBUTTONHEIGHT+(RC_GRPBOXINDENT*2);
if (pi->bExpanded) m_nPageHeight-=tr.Height();
//Remove wnds
if (pi->pwndButton) delete pi->pwndButton;
if (pi->pwndGroupBox) delete pi->pwndGroupBox;
// fix
::SetWindowLongPtr(pi->pwndTemplate->m_hWnd, DWLP_DLGPROC, (LONG_PTR)pi->pOldDlgProc);
if (pi->pwndTemplate && pi->bAutoDestroyTpl)
{
pi->pwndTemplate->DestroyWindow();
delete pi->pwndTemplate;
} else {
pi->pwndTemplate->ShowWindow(SW_HIDE);
}
//Delete pageinfo
delete pi;
}
int CPDF_Document::FindPageIndex(CPDF_Dictionary* pNode,
uint32_t& skip_count,
uint32_t objnum,
int& index,
int level) {
if (!pNode->KeyExist("Kids")) {
if (objnum == pNode->GetObjNum())
return index;
if (skip_count)
skip_count--;
index++;
return -1;
}
CPDF_Array* pKidList = pNode->GetArrayFor("Kids");
if (!pKidList)
return -1;
if (level >= FX_MAX_PAGE_LEVEL)
return -1;
size_t count = pNode->GetIntegerFor("Count");
if (count <= skip_count) {
skip_count -= count;
index += count;
return -1;
}
if (count && count == pKidList->GetCount()) {
for (size_t i = 0; i < count; i++) {
if (CPDF_Reference* pKid = ToReference(pKidList->GetObjectAt(i))) {
if (pKid->GetRefObjNum() == objnum) {
m_PageList.SetAt(index + i, objnum);
return static_cast<int>(index + i);
}
}
}
}
for (size_t i = 0; i < pKidList->GetCount(); i++) {
CPDF_Dictionary* pKid = pKidList->GetDictAt(i);
if (!pKid || pKid == pNode)
continue;
int found_index = FindPageIndex(pKid, skip_count, objnum, index, level + 1);
if (found_index >= 0)
return found_index;
}
return -1;
}
int CPDF_Document::GetPageIndex(uint32_t objnum) {
uint32_t nPages = m_PageList.GetSize();
uint32_t skip_count = 0;
bool bSkipped = false;
for (uint32_t i = 0; i < nPages; i++) {
uint32_t objnum1 = m_PageList.GetAt(i);
if (objnum1 == objnum)
return i;
if (!bSkipped && objnum1 == 0) {
skip_count = i;
bSkipped = true;
}
}
CPDF_Dictionary* pPages = GetPagesDict();
if (!pPages)
return -1;
int index = 0;
return FindPageIndex(pPages, skip_count, objnum, index);
}