+static void dragMove(Cursor & cur, int moveId, int moveToId)
+{
+ // Create Pointers to Buffers
+ Buffer & buf_move = *cur.buffer();
+ DocIterator dit_move = buf_move.getParFromID(moveId);
+ DocIterator dit_dest = buf_move.getParFromID(moveToId);
+
+ pit_type & pit_move = dit_move.pit();
+ pit_type & pit_dest = dit_dest.pit();
+ ParagraphList & pars = dit_move.text()->paragraphs();
+
+ // Create References to the Paragraphs to Be Moved
+ ParagraphList::iterator const bgn = pars.begin();
+ ParagraphList::iterator dest_start = boost::next(bgn, pit_dest);
+
+ // The first paragraph of the area to be copied:
+ ParagraphList::iterator start = boost::next(bgn, pit_move);
+ // The final paragraph of area to be copied:
+ ParagraphList::iterator finish = start;
+ ParagraphList::iterator const end = pars.end();
+
+ DocumentClass const & tc = buf_move.params().documentClass();
+
+ int const thistoclevel = start->layout().toclevel;
+ int toclevel;
+
+ // Move out (down) from this section header
+ if (finish != end)
+ ++finish;
+ // Seek the one (on same level) below
+ for (; finish != end; ++finish) {
+ toclevel = finish->layout().toclevel;
+ if (toclevel != Layout::NOT_IN_TOC
+ && toclevel <= thistoclevel)
+ break;
+ }
+
+ // Do we need to set insets' buffer_ members, because we copied
+ // some stuff? We'll assume we do and reset it otherwise.
+ bool set_buffers = true;
+
+ if (start == pars.begin())
+ // Nothing to Move
+ return;
+ if (start == dest_start)
+ // Nothing to Move
+ return;
+
+ pit_type const len = distance(start, finish);
+ pars.insert(dest_start, start, finish);
+ pars.erase(start,finish);
+
+ if (set_buffers)
+ // FIXME: This only really needs doing for the newly
+ // introduced paragraphs. Something like:
+ // pit_type const numpars = distance(start, finish);
+ // start = boost::next(bgn, pit);
+ // finish = boost::next(start, numpars);
+ // for (; start != finish; ++start)
+ // start->setBuffer(buf);
+ // But while this seems to work, it is kind of fragile.
+ buf_move.inset().setBuffer(buf_move);
+}
+
+