Plots NOT being displayed through evolving data sets

[Wile_E_Coyote]

Drawing histograms on a TCanvas in a Loop

Hi I’m trying to compare 2 histograms visually. When drawing single histograms on a single canvas (or different canvases also) I have no problem. However, if I try to do it in a loop (try to change histograms through the time) - there is a problem: I can’t close the canvas with ‘x’ There is no ‘menu bar’ I can’t zoom in / zoom out Basically, I can do nothing - there is just picture of histograms I can change method and try not to use for and while loop, but is there a way to fix this? Als…