+ shared_ptr<device::DevInst> dev_inst = _session.get_device();
+ assert(dev_inst);
+ const sr_dev_inst *const sdi = dev_inst->dev_inst();
+ assert(sdi);
+
+ // Collect a set of signals
+ map<const sr_channel*, shared_ptr<Signal> > signal_map;
+ const vector< shared_ptr<Signal> > sigs = _session.get_signals();
+ BOOST_FOREACH(const shared_ptr<Signal> &sig, sigs)
+ signal_map[sig->probe()] = sig;
+
+ // Populate channel groups
+ for (const GSList *g = sdi->channel_groups; g; g = g->next)
+ {
+ const sr_channel_group *const group =
+ (const sr_channel_group*)g->data;
+ assert(group);
+
+ // Make a set of signals, and removed this signals from the
+ // signal map.
+ vector< shared_ptr<Signal> > group_sigs;
+ for (const GSList *p = group->channels; p; p = p->next)
+ {
+ const sr_channel *const probe = (const sr_channel*)p->data;
+ assert(probe);
+
+ const map<const sr_channel*, shared_ptr<Signal> >::
+ iterator iter = signal_map.find(probe);
+ assert(iter != signal_map.end());
+
+ group_sigs.push_back((*iter).second);
+ signal_map.erase(iter);
+ }
+
+ populate_group(group, group_sigs);
+ }
+
+ // Make a vector of the remaining probes
+ vector< shared_ptr<Signal> > global_sigs;
+ for (const GSList *p = sdi->channels; p; p = p->next)
+ {
+ const sr_channel *const probe = (const sr_channel*)p->data;
+ assert(probe);
+
+ const map<const sr_channel*, shared_ptr<Signal> >::
+ const_iterator iter = signal_map.find(probe);
+ if (iter != signal_map.end())
+ global_sigs.push_back((*iter).second);
+ }
+
+ // Create a group
+ populate_group(NULL, global_sigs);
+
+ // Create the enable/disable all buttons