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iOS Components and Frameworks: Understanding the Advanced Features of the iOS SDK
book

iOS Components and Frameworks: Understanding the Advanced Features of the iOS SDK

by Kyle Richter, Joe Keeley
November 2013
Intermediate to advanced
576 pages
19h 3m
English
Addison-Wesley Professional
Content preview from iOS Components and Frameworks: Understanding the Advanced Features of the iOS SDK

Sending Data in the Sample App

Take a look at how sending data is implemented in the sample app; everything is handled directly in the sendMessage: method. Because the app will need to send more data than just the message string, a new dictionary is created to also store information about who the message came from. For the purposes of the sample app, there is a mutable array that will hold onto all the incoming and outgoing data called chatObjectArray. Because we are sending a message, a local copy is inserted into that array.

Earlier, you learned that you can send only NSData. However, you do not want to send the dictionary since the sender key is set to "myself"; when the other peer receives a message, the sender should not be set to "myself" ...

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ISBN: 9780133086898Purchase book