For a while since I've switched to Ubuntu from Windows, I've been wondering about this. In windows, you can select an item in a listbox, hold Ctrl+Shift, then select another item, and all the items
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March 2021 – Space and Meaning
This list box allows items to be selected in groups by using the SHIFT key and mouse or the CTRL key and space key. : ListBox « Windows Presentation Foundation « VB.Net