bool XAP_App::forgetFrame(XAP_Frame * pFrame)
{
UT_return_val_if_fail(pFrame,false);
// If this frame is the currently focussed frame write in NULL
// until another frame appears
if(pFrame == m_lastFocussedFrame )
{
m_lastFocussedFrame = static_cast<XAP_Frame *>(NULL);
}
if (pFrame->getViewNumber() > 0)
{
// locate vector of this frame's clones
UT_GenericVector<XAP_Frame*>* pEntry = m_hashClones.pick(pFrame->getViewKey());
UT_ASSERT(pEntry);
if (pEntry)
{
UT_GenericVector<XAP_Frame*> * pvClones = pEntry;
UT_return_val_if_fail(pvClones,false);
// remove this frame from the vector
UT_sint32 i = pvClones->findItem(pFrame);
UT_ASSERT(i >= 0);
if (i >= 0)
{
pvClones->deleteNthItem(i);
}
// see how many clones are left
UT_uint32 count = pvClones->getItemCount();
UT_ASSERT(count > 0);
XAP_Frame * f = NULL;
if (count == 1)
{
// remaining clone is now a singleton
f = pvClones->getNthItem(count-1);
UT_return_val_if_fail(f,false);
f->setViewNumber(0);
f->updateTitle();
// remove this entry from hashtable
m_hashClones.remove(f->getViewKey(),
NULL);
delete pvClones;
}
else
{
// notify remaining clones of their new view numbers
for (UT_uint32 j=0; j<count; j++)
{
f = static_cast<XAP_Frame *>(pvClones->getNthItem(j));
UT_continue_if_fail(f);
f->setViewNumber(j+1);
f->updateTitle();
}
}
}
}
// remove this frame from our window list
UT_sint32 ndx = m_vecFrames.findItem(pFrame);
UT_ASSERT_HARMLESS(ndx >= 0);
if (ndx >= 0)
{
m_vecFrames.deleteNthItem(ndx);
notifyFrameCountChange();
}
notifyModelessDlgsCloseFrame(pFrame);
// TODO do something here...
return true;
}
bool XAP_App::rememberFrame(XAP_Frame * pFrame, XAP_Frame * pCloneOf)
{
UT_ASSERT(pFrame);
// add this frame to our window list
m_vecFrames.addItem(pFrame);
if(! m_lastFocussedFrame)
rememberFocussedFrame(pFrame);
// TODO: error-check the following for mem failures
if (pCloneOf)
{
// locate vector of this frame's clones
UT_GenericVector<XAP_Frame*> * pEntry = m_hashClones.pick(pCloneOf->getViewKey());
UT_GenericVector<XAP_Frame*> * pvClones = NULL;
if (pEntry)
{
// hash table entry already exists
pvClones = pEntry;
if (!pvClones)
{
// nothing there, so create a new one
pvClones = new UT_GenericVector<XAP_Frame*>();
UT_return_val_if_fail(pvClones,false);
pvClones->addItem(pCloneOf);
// reuse this slot
m_hashClones.set(pCloneOf->getViewKey(), pvClones);
}
}
else
{
// create a new one
pvClones = new UT_GenericVector<XAP_Frame*>();
UT_return_val_if_fail(pvClones,false);
pvClones->addItem(pCloneOf);
// add it to the hash table
m_hashClones.insert(pCloneOf->getViewKey(), pvClones);
}
pvClones->addItem(pFrame);
// notify all clones of their new view numbers
for (UT_sint32 j=0; j<pvClones->getItemCount(); j++)
{
XAP_Frame * f = pvClones->getNthItem(j);
UT_continue_if_fail(f);
f->setViewNumber(j+1);
if (f != pFrame)
f->updateTitle();
}
}
// TODO do something here...
notifyFrameCountChange();
return true;
}
