This window helps when having to pick sounds.
Full path input: This input will display the current full path, will show each step in the path as a row in the open list. Clicking on a row will make the dialog navigate to that folder.
Up button: will make the dialog navigate to the parent folder.
Directory and file listing
Play button: will play a sample of the picked sound.
Load file name: The name of the file to load.
Load button: Will try to load the given file name and close.
Cancel button: Will just close the dialog.