GUI help . Add List box++pushbutton in GUI for importing data subsets and select multiple data imported for further analysis

Hi i want to add a pustbutton that can select multiple files

function of push-button:-

1. Select multiple files for importing data from those files(.txt preferred)
2. I want to show these selected file names in the listbox
3. then select these files in the listbox and apply a push-button such that the data only from these selected files go under the analysis procedure...

I know how to add them to through the GUIDE but I don't know the programming behind it.my exp in GUI is minimum and limited

many thanks for your assistance.

Answer 1

[Robert Cumming]

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