Fixed closing root canvas issue using WaitPrimitive trick.

trimsp/TrimSPGUI/plotRge.C

@@ -114,9 +114,9 @@ void plotRge(TString &names)
   rge[last]->GetXaxis()->SetTitle("depth (nm)");
   rge[last]->GetYaxis()->SetTitle("normalized stopping distribution (nm^{-1})");
 
-  TCanvas *c1 = new TCanvas("c1", "rge plot");
+  TCanvas *c1 = new TCanvas("c1", "Range");
   c1->Show();
-
+  
   rge[last]->Draw("apl");
   rge[last]->GetYaxis()->SetRangeUser(min, 1.05*max);
 
@@ -144,5 +144,13 @@ void plotRge(TString &names)
   legend->Draw();
 
   delete tokens;
+
+  // I am not sure what this does, but it waits until canvas is closed
+  c1->WaitPrimitive(" ");
+  cout << endl << "Canvas Closed" << endl ;
+
+  // Then quit root cleanly
+  gApplication->Terminate();
+
 }