void customContextMenu() { TH1F *h; TH1F *h2; TClassMenuItem *n; TList *l; // Create test histograms h = new TH1F("h","Schtroumpf",100,-4,4); h->FillRandom("gaus"); h->Draw(); h2 = new TH1F("h2","h2",1000,-4,4); h2->FillRandom("gaus",30000); // Retrieve menu list from TClass TClass *cl = h->IsA(); l = cl->GetMenuList(); // Add some items to the popup menus n = new TClassMenuItem(TClassMenuItem::kPopupUserFunction,cl, "Test object, draw a second h","Draw",h2,"Option_t*"); l->AddFirst(n); n = new TClassMenuItem(TClassMenuItem::kPopupSeparator,cl); l->AddFirst(n); n = new TClassMenuItem(TClassMenuItem::kPopupUserFunction,cl, "test no 4","poptest4",0,"const char*"); l->AddFirst(n); n = new TClassMenuItem(TClassMenuItem::kPopupUserFunction,cl, "test no 3","poptest3",0,""); l->AddFirst(n); n = new TClassMenuItem(TClassMenuItem::kPopupUserFunction,cl, "test no 2 bis","poptest2bis",0,"TObject*",2); l->AddFirst(n); n = new TClassMenuItem(TClassMenuItem::kPopupUserFunction,cl, "test no 2","poptest2",0,"int,int,TObject*",2); l->AddFirst(n); n = new TClassMenuItem(TClassMenuItem::kPopupUserFunction,cl, "test no 1","poptest1",0,"int,int"); l->AddFirst(n); }