Creating Message Contents
The composition controller’s properties allow you to programmatically build a message including to/cc/bcc recipients and attachments. Recipe 8-7 demonstrates the creation of a simple HTML message with an attachment. Properties are almost universally optional. Define the subject and body contents via setSubject: and setMessageBody:. Each method takes a string as its argument.
Leave To Recipients unassigned to greet the user with an unaddressed message. The times you’ll want to prefill this field include adding call-home features such as Report a Bug or Send Feedback to the Developer or when you allow the user to choose a favorite recipient in your settings.
Creating the attachment requires slightly more work. To add an ...
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