iOS Programming: The Big Nerd Ranch Guide, 7th Edition

For the More Curious: Navigating Implementation Files

Both of your view controllers have quite a few methods in their implementation files. To be an effective iOS developer, you must be able to go to the code you are looking for quickly and easily. The source editor jump bar in Xcode is one tool at your disposal (Figure 15.10).

Figure 15.10  Source editor jump bar

The jump bar shows you exactly where you are within the project (including where the cursor is within a given file). Figure 15.11 breaks down the jump bar details.

Figure 15.11  Jump bar details

The breadcrumb trail navigation of the jump bar mirrors ...