@Override
protected void initRelatedComponents() {
associateCampaignList = new LeadCampaignListComp();
noteListItems = new NoteListItems(AppContext.getMessage(CrmCommonI18nEnum.TAB_NOTE));
noteListItems.setEnableCreateButton(false);
associateActivityList = new ActivityRelatedItemListComp(false);
CssLayout navigatorWrapper = previewItemContainer.getNavigatorWrapper();
MVerticalLayout basicInfo = new MVerticalLayout().withWidth("100%").withStyleName("basic-info");
dateInfoComp = new DateInfoComp();
basicInfo.addComponent(dateInfoComp);
peopleInfoComp = new PeopleInfoComp();
basicInfo.addComponent(peopleInfoComp);
navigatorWrapper.addComponentAsFirst(basicInfo);
previewItemContainer.addTab(previewContent, CrmTypeConstants.DETAIL, "About");
previewItemContainer.addTab(associateCampaignList, CrmTypeConstants.CAMPAIGN, "Campaigns");
previewItemContainer.addTab(associateActivityList, CrmTypeConstants.ACTIVITY, "Activities");
}