+
+Menu::size_type const max_number_of_items = 25;
+
+void expandToc2(Menu & tomenu, toc::Toc const & toc_list,
+ toc::Toc::size_type from, toc::Toc::size_type to, int depth)
+{
+ int shortcut_count = 0;
+ if (to - from <= max_number_of_items) {
+ for (toc::Toc::size_type i = from; i < to; ++i) {
+ int const action = toc_list[i].action();
+ string label(4 * max(0, toc_list[i].depth - depth),' ');
+ label += limit_string_length(toc_list[i].str);
+ if (toc_list[i].depth == depth
+ && ++shortcut_count <= 9) {
+ label += '|' + tostr(shortcut_count);
+ }
+ tomenu.add(MenuItem(MenuItem::Command, label, action));
+ }
+ } else {
+ toc::Toc::size_type pos = from;
+ while (pos < to) {
+ toc::Toc::size_type new_pos = pos + 1;
+ while (new_pos < to &&
+ toc_list[new_pos].depth > depth)
+ ++new_pos;
+
+ int const action = toc_list[pos].action();
+ string label(4 * max(0, toc_list[pos].depth - depth), ' ');
+ label += limit_string_length(toc_list[pos].str);
+ if (toc_list[pos].depth == depth &&
+ ++shortcut_count <= 9)
+ label += '|' + tostr(shortcut_count);
+
+ if (new_pos == pos + 1) {
+ tomenu.add(MenuItem(MenuItem::Command,
+ label, action));
+ } else {
+ MenuItem item(MenuItem::Submenu, label);
+ item.submenu(new Menu);
+ expandToc2(*item.submenu(),
+ toc_list, pos, new_pos, depth + 1);
+ tomenu.add(item);
+ }
+ pos = new_pos;
+ }
+ }
+}
+
+
+void expandToc(Menu & tomenu, Buffer const * buf)
+{
+ if (!buf) {
+ tomenu.add(MenuItem(MenuItem::Command,
+ _("No Documents Open!"), LFUN_NOACTION));
+ return;
+ }
+
+ toc::TocList toc_list = toc::getTocList(buf);
+ toc::TocList::const_iterator cit = toc_list.begin();
+ toc::TocList::const_iterator end = toc_list.end();
+ for (; cit != end; ++cit) {
+ // Handle this later
+ if (cit->first == "TOC")
+ continue;
+
+ // All the rest is for floats
+ Menu * menu = new Menu;
+ toc::Toc::const_iterator ccit = cit->second.begin();
+ toc::Toc::const_iterator eend = cit->second.end();
+ for (; ccit != eend; ++ccit) {
+ string const label = limit_string_length(ccit->str);
+ menu->add(MenuItem(MenuItem::Command,
+ label, ccit->action()));
+ }
+ string const & floatName = cit->first;
+ // Is the _(...) really needed here? (Lgb)
+ MenuItem item(MenuItem::Submenu, _(floatName));
+ item.submenu(menu);
+ tomenu.add(item);
+ }
+
+ // Handle normal TOC
+ cit = toc_list.find("TOC");
+ if (cit == end) {
+ tomenu.add(MenuItem(MenuItem::Command,
+ _("No Table of contents")));
+ } else {
+ expandToc2(tomenu, cit->second, 0, cit->second.size(), 0);
+ }
+}
+
+