fix midnam-related crash introduced around 13892
git-svn-id: svn://localhost/ardour2/branches/3.0@13897 d708f5d6-7413-0410-9779-e7cbd77b26cf
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@ -782,9 +782,12 @@ MidiTimeAxisView::build_controller_menu ()
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const Glib::ustring model = _midnam_model_selector.get_active_text();
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boost::shared_ptr<MIDINameDocument> midnam = MidiPatchManager::instance()
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.document_by_model(model);
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boost::shared_ptr<MasterDeviceNames> device_names = midnam->master_device_names(
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model);
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boost::shared_ptr<MasterDeviceNames> device_names;
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if (midnam) {
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device_names = midnam->master_device_names(model);
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}
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if (device_names && !device_names->controls().empty()) {
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/* Controllers names available in midnam file, generate fancy menu */
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unsigned n_items = 0;
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@ -793,7 +796,7 @@ MidiTimeAxisView::build_controller_menu ()
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l != device_names->controls().end(); ++l) {
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boost::shared_ptr<ControlNameList> name_list = *l;
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Menu* ctl_menu = NULL;
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for (ControlNameList::Controls::const_iterator c = (*l)->controls().begin();
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c != (*l)->controls().end(); ++c) {
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const int ctl = atoi((*c)->number().c_str());
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@ -801,12 +804,12 @@ MidiTimeAxisView::build_controller_menu ()
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/* Skip bank select controllers since they're handled specially */
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continue;
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}
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if (n_items == 0) {
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/* Create a new submenu */
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ctl_menu = manage (new Menu);
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}
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MenuList& ctl_items (ctl_menu->items());
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if (chn_cnt > 1) {
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add_multi_channel_controller_item(ctl_items, ctl, (*c)->name());
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