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814b819451
git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@5447 a592a061-630c-0410-9148-cb99ea01b6c8
126 lines
2.7 KiB
C
126 lines
2.7 KiB
C
/**
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* \file QLPopupMenu.h
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* This file is part of LyX, the document processor.
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* Licence details can be found in the file COPYING.
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*
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* \author John Levon
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*
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* Full author contact details are available in file CREDITS
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*/
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#include <config.h>
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#ifdef __GNUG__
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#pragma implementation
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#endif
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#include "MenuBackend.h"
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#include "lyxfunc.h"
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#include "debug.h"
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#include "QtView.h"
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#include "QLPopupMenu.h"
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#include "support/lstrings.h"
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using std::pair;
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using std::make_pair;
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namespace {
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string const getLabel(MenuItem const & mi)
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{
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string const shortcut = mi.shortcut();
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string label = subst(mi.label(), "&", "&&");
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if (shortcut.empty())
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return label;
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string::size_type pos = label.find(shortcut);
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if (pos == string::npos)
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return label;
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label.insert(pos, "&");
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return label;
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}
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} // namespace anon
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pair<int, QLPopupMenu *>
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createMenu(QMenuData * parent, MenuItem const * item, Menubar::Pimpl * owner, bool is_toplevel)
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{
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// FIXME: leaks ??
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QLPopupMenu * pm = new QLPopupMenu(owner, item->submenuname(), is_toplevel);
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int id = parent->insertItem(getLabel(*item).c_str(), pm);
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return make_pair(id, pm);
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}
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QLPopupMenu::QLPopupMenu(Menubar::Pimpl * owner,
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string const & name, bool toplevel)
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: owner_(owner), name_(name)
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{
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if (toplevel)
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connect(this, SIGNAL(aboutToShow()), this, SLOT(showing()));
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connect(this, SIGNAL(activated(int)),
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owner_->view(), SLOT(activated(int)));
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}
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bool QLPopupMenu::disabled(Menu * menu)
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{
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bool disable = true;
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Menu::const_iterator m = menu->begin();
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Menu::const_iterator end = menu->end();
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for (; m != end; ++m) {
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if (m->kind() == MenuItem::Submenu
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&& !disabled(m->submenu())) {
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disable = false;
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} else {
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FuncStatus const status =
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owner_->view()->getLyXFunc()
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.getStatus(m->action());
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if (!status.disabled())
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disable = false;
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}
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}
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return disable;
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}
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void QLPopupMenu::populate(Menu * menu)
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{
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Menu::const_iterator m = menu->begin();
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Menu::const_iterator end = menu->end();
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for (; m != end; ++m) {
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if (m->kind() == MenuItem::Separator) {
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insertSeparator();
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} else if (m->kind() == MenuItem::Submenu) {
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pair<int, QLPopupMenu *> res = createMenu(this, &(*m), owner_);
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setItemEnabled(res.first, !disabled(m->submenu()));
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res.second->populate(m->submenu());
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} else {
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FuncStatus const status =
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owner_->view()->getLyXFunc().getStatus(m->action());
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if (status.disabled() && m->optional())
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continue;
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insertItem(getLabel(*m).c_str(), m->action());
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setItemEnabled(m->action(), !status.disabled());
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setItemChecked(m->action(), status.onoff(true));
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}
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}
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}
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void QLPopupMenu::showing()
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{
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clear();
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Menu tomenu;
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Menu const frommenu = owner_->backend().getMenu(name_);
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owner_->backend().expand(frommenu, tomenu, owner_->view()->buffer());
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populate(&tomenu);
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}
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