col.setMoveable(false);
col.setResizable(true);
peopleViewer = new TreeViewer(peopleTable);
campaignEditorAdapterFactory = new CampaignEditorAdapterFactory();
Platform.getAdapterManager().registerAdapters(campaignEditorAdapterFactory, CampaignEditor.class);
Platform.getAdapterManager().registerAdapters(campaignEditorAdapterFactory, Participant.class);
Platform.getAdapterManager().registerAdapters(campaignEditorAdapterFactory, Character.class);
peopleViewer.setLabelProvider(new CampaignEditorPeopleLabelProvider(this));