Work around a bug with crash on view close on Mac OSX.

See also https://bugreports.qt-project.org/browse/QTBUG-25399
It improves the situation with LyX ticket #8063 and fixes #8062 for Cocoa builds
This commit is contained in:
Stephan Witt 2014-01-20 21:22:59 +01:00
parent bf67e60f3a
commit 5a5d6a524c
3 changed files with 38 additions and 17 deletions

View File

@ -1034,6 +1034,13 @@ bool GuiApplication::getStatus(FuncRequest const & cmd, FuncStatus & flag) const
enable = true;
break;
case LFUN_DIALOG_SHOW: {
string const name = cmd.getArg(0);
if (name == "aboutlyx" || name == "prefs") {
return true;
}
}
default:
return false;
}
@ -1634,6 +1641,15 @@ void GuiApplication::dispatch(FuncRequest const & cmd, DispatchResult & dr)
lyxerr.setLevel(Debug::value(to_utf8(cmd.argument())));
break;
case LFUN_DIALOG_SHOW: {
string const name = cmd.getArg(0);
if ( name == "aboutlyx" || name == "prefs") {
if (current_view_ == 0)
createView();
}
}
default:
// The LFUN must be for one of GuiView, BufferView, Buffer or Cursor;
// let's try that:

View File

@ -425,8 +425,13 @@ GuiView::GuiView(int id)
// they are greyed out.
guiApp->setCurrentView(this);
// Fill up the menu bar.
guiApp->menus().fillMenuBar(menuBar(), this, true);
#if defined(Q_WS_MACX)
static QMenuBar * qmb = new QMenuBar(0);
#else
QMenuBar * qmb = menuBar();
#endif
// Fill up the menu bar.
guiApp->menus().fillMenuBar(qmb, this, true);
setCentralWidget(d.stack_widget_);

View File

@ -1724,7 +1724,7 @@ void Menus::Impl::macxMenuBarInit(GuiView * view, QMenuBar * qmb)
QAction::MenuRole role;
};
MacMenuEntry entries[] = {
static MacMenuEntry entries[] = {
{LFUN_DIALOG_SHOW, "aboutlyx", "About LyX",
QAction::AboutRole},
{LFUN_DIALOG_SHOW, "prefs", "Preferences",
@ -1743,18 +1743,18 @@ void Menus::Impl::macxMenuBarInit(GuiView * view, QMenuBar * qmb)
mac_special_menu_.add(MenuItem(MenuItem::Command,
entries[i].label, func));
}
}
// add the entries to a QMenu that will eventually be empty
// and therefore invisible.
QMenu * qMenu = qmb->addMenu("special");
MenuDefinition::const_iterator cit = mac_special_menu_.begin();
MenuDefinition::const_iterator end = mac_special_menu_.end();
for (size_t i = 0 ; cit != end ; ++cit, ++i) {
Action * action = new Action(view, QIcon(), cit->label(),
cit->func(), QString(), qMenu);
action->setMenuRole(entries[i].role);
qMenu->addAction(action);
// add the entries to a QMenu that will eventually be empty
// and therefore invisible.
QMenu * qMenu = qmb->addMenu("special");
MenuDefinition::const_iterator cit = mac_special_menu_.begin();
MenuDefinition::const_iterator end = mac_special_menu_.end();
for (size_t i = 0 ; cit != end ; ++cit, ++i) {
Action * action = new Action(view, QIcon(), cit->label(),
cit->func(), QString(), qMenu);
action->setMenuRole(entries[i].role);
qMenu->addAction(action);
}
}
}