Change the name of the nib name in the showAboutPanel: method from “AboutPanel.nib” to “No-such-nib.nib”, but do not change the name of the actual nib file. Recompile and run your program. What happens when you attempt to display the About box? Why?
Revisit IconComposer and determine the meaning of the different icon resolutions and bit masks.
Investigate the .icn
s files in the
/Applications
and
/Developer/Examples/AppKit
folders. Use the
Terminal or Finder’s Go → Go to
Folder command to open folders such as
/Application/iTunes.app/Contents
.
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