Gives the delegate the opportunity to filter items that it doesn’t want the user to choose.
- macOS 10.0–10.6Deprecated
Panel that is querying whether it should show a certain file.
String representing the name of the file to be loaded in the browser.
filename should be selectable, and
NO if the save panel should disable the file or directory.
sender sends this message to the panel’s delegate for each file or directory (filename) it is about to load in the browser.