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Info.plist, NSDocumentController, 163–164

inheritance

“inherits from”, vs. “uses” or “knows about”, 48

NSControl and, 84–85

in Objective-C, 26

in Objective-C vs. C++, 48

init method

creating and using instances, 36

as designated initializer for NSObject, 57

initializers with arguments and, 56–58

NSObject, 43

writing initializers, 55–56

initialFirstResponder method, keyboard events, 276–278

initialize method, registering defaults, 213

initializers. See also init method

with arguments, 56–58

conventions for creating, 57–58

initWithCoder: method, NSCoder, 160, 163

initWithFormat method, NSString, 47

insertObject method, NSMutableArray, 46

Inspection Range, Instruments, 433

Inspector panel, 16

installers, 464–466

instance variables

adding to classes, 21

archiving, 159

defined, 5

designing classes with, 148–149

enabling accessor methods for, 77–80

header files in Objective-C and, 26–27

isa pointer, 65–66

naming conventions for, 22

protected in Objective-C, 27

instances, creating, 5, 22, 35–37

Instruments

time profiling in, 431–434

defined, 4

Interface Builder

common mistakes, 8

creating an instance, 22

creating class, 20–22

dock, 20

functionality of, 15–16

interface layout, 17–19

making connections in, 22–25, 91–94

XIBs and NIBs, 17

interface layout

in Interface Builder, 17–19

overview of, 17–19

panels, 201–202

sheets, 331–334

International pane, System Preferences, 235

interpretKeyEvents method, NSResponder, 281

Invert Call Tree, Time Profiler, 433

invocations, 145–148

iOS development

adding navigation controller, 388–390

overview of, 383

pushing view controllers, 393–395

UITableViewController, 391–393

iOS SDK, 3

iPad apps, 383

iPhone apps, 383

isa pointer, messaging, 65–66

isARepeat method, NSEvent, 273

isEqual: message, NSArray, 45

isEqual: message, NSObject, 44

isFlipped, flipping views, 255

isOpaque method, project with keyboard events, 280

Issue navigator, 28

italics, drawing text with attributes, 294

J

Jump to Next Counterpart command, editing implementation file, 27

K

key paths

key-value observing, 127

overview of, 126–127

sorting people, 142

key-value coding

for bindings, 119–120

making keys observable, 123

and nil, 139–140

overview of, 117–119

to-many relationships and, 148–152

key-value observing

enabling undo for edits, 152–153

key paths, 126–127

making keys observable, 121–123

overview of, 120–121

properties, 124–126

understanding, 127

key-value pairs

dictionaries, 208

string table as collection of, 236

keyboard events

nextResponder, 414–415

NSEvent, 273–274

NSResponder, 273

overview of, 271–272

keyCode method, NSEvent, 274

keyDown event, 273, 281

keyUp event, NSResponder, 273

keywords, Objective-C, 27

KITT the super car, 99

Knight Industries, 99

“knows about”, “inherits from” vs., 48

KVC. See key-value coding

L

labels

objects in Interface Builder editor, 180

language

Objective-C, 4–5

Objective-C vs. C++, 2

Language and Text pane, System Preferences, 236

lastObject method, NSArray, 45

layers

Core Animation, 417, 419–421

implicit animation and actions, 423–424

lazy copying, drag and drop, 295–298, 304–305

length member, NSRange, 286

level indicator, 181–184

libraries. See framework

library of code, bundles, 205

Library panel, 17–19

LLVM (Low Level Virtual Machine) compiler

compiling Objective C-2, 5

defined, 35

static analyzer using, 63–64

loading

NIB files. See NIB files and NSWindowController

NSKeyedUnarchiver and, 168–169

using NSDocument, 166–167

Localizable.strings, 236–238

localization

explicit ordering of tokens in format strings and, 240

ibtool and, 239–240

Nib file and, 234–236

overview of, 233–234

string tables and, 236–239

location member, NSRange, 286

lock focus on view, drawRect, 246–247

Low Level Virtual Machine. See LLVM (Low Level Virtual Machine) compiler

M

Mac App Store

distributing