xcode - Showing the files of a directory in the main app window -


i began learn swift , begin able program through playground. now, want take next step , confront myself real world building gui of os x app.

my goal being build gui , integrate functions 1 one. nothing fancy, basic step step continue learning.

but if swift have been quite clear , easy me, learning xcode story , can't find clear tutorial explain me want do: app main window consist of file browser (think finder), can browse directories, select files , apply functions on them using buttons.

english not being mother tongue, maybe didn't enough using right keywords, if have tutorial, book, online course, anything, more welcome.

thank in advance!

edit: clear, question how can make gui browsing file in transmit:

on left, can browse local files. that's want do.


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