Should carry out requested action. Displays modal dialog so user can specify new counter value. Open disk file and reads in data. Resets document data to previously saved version. Writes data to a disk file.
Renders print layout view to printer.
Summary A popular process for writing a Macintosh application follows the organization of this document. First, you design the user interface. Then, you use resource editors to create resources for the visual and non-visual parts of the program. Finally, you write the code to make everything work. First, you create problem-domain specific model classes such as CCounter .