M
Mac Developer Program, 19
magnetic compass, 768
magnetic north, 757
mail completion, BestFriend project, 742
mail compose delegate protocol, 741
mail compose view, displaying, 741-742
mail compose view controller delegate, 719
Main.storyboard file, 196
managing, project properties, Xcode, 58
map displays
controlling map display, 738-740
tying to Address Book selection, 740-741
map logic, BestFriend project, 737
controlling map display, 738-740
customizing pin annotation view, 740
requesting permission to use user’s location, 737-738
tying map display to Address Book selection, 740-741
map view delegate protocol, 724-725
map views, configuring, 732
map view delegate protocol, 724-725
maps, BestFriend project. See BestFriend project
master scenes, updating, 510
master view controllers, 497
FlowerDetail project, 515
creating table view data methods, 515-516
disabling editing, 518
handling navigation events from a segue, 518-519
Master-Detail Application template, 497-498, 507
FlowerDetail project
application data source, 512-515
master view controllers, 515-519
implementation overview, 507-508
matching sizes, constraints, 598-600
media files, adding, 684
media items, accessing, 675-676
Media layer, 121
AV Foundation framework, 121
Core Audio, 121
Core Graphics, 122
Core Image, 121
Core Text, 122
Image I/O, 122
Media Player framework, 122
Metal, 122
OpenGL ES, 122
Photos framework, 122
Quartz Core, 122
filters, 673
media picker controller delegate, 674
media player
audio formats, 671
transitioning to fullscreen view, 671
Media Player framework, 122, 670-671
accessing media items, 675-676
media picker controller delegate, 674
movie player, 671
movie player completion, 672
music player, 675
media selections, 674
audio playback, 692-693, 695-696
controlling, 696
loading recorded sound, 696-697
implementation overview, 683-684
movie player, 689
cleanup, 691
implementing playback, 690-691
initializing movie player instance, 689-690
music library, 702
displaying media picker, 704-705
empty selections, 706
preparing music player, 703-704
user’s selection, 705
photo library and camera, 697-700
variables, 685
memory management, 107
memory usage, monitoring, 855-856
merging, source control, 865, 877-880
Message UI framework, 121, 741
Metal, 122
method stubs, 178
methods
chaining, 101
closures, 102
versus functions, 190
MFMailComposeViewController, 742
Misplaced Views error, 587
MKMapView, 728
MKMapViewDelegate protocol, 740
Modal Editor project, 377
hiding keyboards, 389
connections, 381
implementation overview, 377
modal segues, creating, 384-385
popovers
toggling to universal applications, 392-393
unwinding back to the initial scene, 386
variables, 381
modal scenes, dismissing, programmatically, 366
modal segues
presenting manually, 366
modal user interface, 318
modal views, 351
Model-View-Controller (MVC), 24
monitoring CPU and memory usage, 855-856
motion data, accessing, 643
motion hardware
gyroscope, 642
Motion Manager, Core Motion, 656-657
motion sensing, 639
motion updates, managing, 657-658
motion-input mechanisms, 639
movie playback, implementing, 690-691
movie player, 671
MediaPlayground project, 689
cleanup, 691
implementing playback, 690-691
initializing movie player instance, 689-690
movie player instance, initializing, 689-690
MPMediaItemCollection, 670, 674
MPMediaPickerController, 670, 673-674
MPMoviePlayerController, 670
MPMusicPlayerController, 670
multibutton alerts, creating, 334-336
multiscene development, view controllers, 446
multiscene projects, 352
modal segues
presenting manually, 366
passing data between scenes, 375-377
popover segue, configuring, 362-365
PopoverPresentationControllerDelegate Protocol, 374
segues
programming from scratch, 369-371
view controller subclasses, 355-356
multiscene projects adding additional scenes, 352-353
multiscene storyboards, 350
multiscene projects. See multiscene projects
multitouch events, generating, 66-67
multitouch gesture recognition, 611-612
music library
displaying media picker, 704-705
empty selections, 706
MediaPlayground project, 702
preparing music player, 703-704
user’s selection, 705
music player, 675
mutators, 85
MVC (Model-View-Controller), 24, 185
data models, 190
limitations, 186
Single View Application template. See Single View Application template
structured application design, 186-187
view controllers, 188
myInstanceMethod, 97
myOptionalString, 97
N
named parameters, 100
navigating
code, Xcode, 42
navigation bar item attributes, setting up, 450-451
navigation bars, 448
navigation controller classes, adding, 459-460
navigation controllers, 445, 447
bar button items, 448
items, 448
navigation bars, 448
people picker navigation controller delegates, 715-716
projects, 458
LetsNavigate project. See LetsNavigate project
sharing data between navigation scenes, 452
adding navigation scenes with show segues, 451-452
setting navigation bar item attributes, 450-451
navigation events, segues, 518-519
navigation scenes, adding with show segues, 451-452
navigator, Xcode, 33
Newsstand, 124
nonbridged data types, 130-131
URLs (NSURL), 131
non-Retina display, 61
north, locations, 757
Notification Center framework, 121
NSFileHandle, 538
NSNotificationCenter, 647, 672
NSOperationQueue, 647
NSsearchPathForDirectoriesInDomains, 536
NSTimeInterval, 420
NSURL, 131
loading remote content, 284-285
NSURLRequest, loading remote content, 284-285
number formatters, 765
numberOfComponentsInPickerView, 408
numberOfSectionsInTableView, 491
numberOfTapsRequired, 613
numberOfTouchesRequired, 613
O
object data types, 93
Object Library, user interfaces, 154-155
object-oriented programming. See OOP (object-oriented programming)
imperative programming, 78
object-oriented approach, 78-79
objects, 513
adding
to scrolling view, 308
OOP (object-oriented programming), 80
onscreen controls (UIControl), 129
OOP (object-oriented programming), 78-79
OpenGL ES, 122
opening projects, Interface Builder (IB), 170
optional chaining, 101
orientation
constraints. See constraints
screen orientations, 575
sensing. See sensing orientation
orientation changes
AllInCode project, 602
orientation data, accessing, 643
orientation notifications, requesting, through UIDevice, 644
application logic, determining orientation, 650-651
designing interfaces, 648
implementation overview, 647
outlets, 649
sensing orientation, application logic, 649-651
setting up, 647
orientation updates, registering, 649-650
orientationChanged method, 650
originalRect, 617
outlets
BackgroundColor project, 541-543
BackgroundDownload project, 807-808
Cupertino project, 762, 769, 771
FieldButtonFun project, 237-239
FloraPhotographs project, 295-298
GettingAttention project, 331-333
Interface Builder (IB), 172-178
MediaPlayground project, 687-688
Orientation project, 649
ReturnMe project, 549
Scroller project, 310
Single View Application template, 203-207
SlowCount project, 802
output. See also input
from Playground, generating and inspecting output, 110-112
P
pagination, scrolling views, 308
paid Developer Program, joining, 12-14
panning, 612
parameters, 142
named parameters, 100
OOP (object-oriented programming), 80
parent classes, OOP (object-oriented programming), 79
parent controllers, 446
parentViewController, 468
Pass Kit, 124
passing data between scenes, 375-377
pausing, playback, media player, 671
people picker delegate protocol, conforming to, 734
people picker navigation controller delegates, 715-716
peoplePickerNavigationControllerDidCancel, 715
peoplePickerNavigationController:didSelectPerson, 715
permissions
requesting to use user’s location, 737-738
photo library, MediaPlayground project, 697-700
Photos framework, 122
PhotosUI, 121
picker view data source protocol, 408-409
advanced delegate methods, 410-412
picker view data source protocol, 408-409
picker view delegate protocol, 409-410
custom pickers. See custom pickers
date pickers, 406
projects. See DateCalc project
advanced delegate methods, 410-412
picker view data source protocol, 408-409
picker view delegate protocol, 409-410
pickerView:didSelectRow:inComponent, 409
pickerView:numberOfRowsInComponent, 408
pickerView:rowHeightForComponent, 410
pickerView:titleForRow:forComponent, 409
pickerView:viewForRow:viewForComponent:ReusingView, 410
pickerView:widthForComponent, 410
pin annotation view, customizing, 740
pinching, 612
pinning, 581
placement errors, 588
plain tables, 486
plain text versus attributed text, 227
play, 689
play method, media player, 671
playAudio, 696
playback, implementing, 690-691
playbackState, 675
Playground feature, 108
FieldButtonFun project, 244
generating and inspecting output, 110-112
testing, user notifications, 324-325
using, 110
playing
alert sounds with vibrations, 342
System Sound Services, 341-342
playMovieFinished, 672
playMusic method, 706
plist files
requesting, 752
updating, 766
PNG images, 40
pop, 447
popover segue, configuring, 362-365
popoverPresentationController, 394
popovers, 134-135, 340, 371-374, 439
sizing, 363
UIPrPresentationControllerDelegate Protocol, 374
populating
arrays, FlowerColorTable project, 502
data structures, 515
posting to social networking sites, 720-721
preference types, 533
preferences
BackgroundColor preferences, reading, 545
storing in BackgroundColor project, 544-545
preferredStatusBarStyle, 745
prepareForSegue:sender method, 375-377
presentation directions, 364-365
presentation styles, segues, 370
presentingViewController, 422
preventing, interface-orientation changes, 661-662
previewing, interfaces, 168-169
print, 838
println, 838
private, 87
products, 35
programmatically defined interfaces, 600-601
AllInCode project
programming interfaces, 602-606
setting up, 602
implementation overview, 601-602
programming interfaces
AllInCode project
button touches, 606
defining variables and methods, 603
drawing interfaces when the application launches, 606
implementing interface update method, 604-605
initializing interface objects, 603-604
updating the interface when orientation changes, 606
rotation, 577
project code, 35
project groups, 35
project properties, managing, 58
projects
AllInCode project. See AllInCode project
BackgroundColor project. See BackgroundColor project
BackgroundDownload project. See BackgroundDownload project
BestFriend project. See BestFriend project
ColorTilt project. See ColorTilt project
configuring as universal, 816-817
Cupertino project. See Cupertino project
CustomPicker project. See CustomPicker project
DateCalc project. See DateCalc project
DebuggerPractice project, 843-845
FieldButtonFun project. See FieldButtonFun project
FloraPhotographs project. See FloraPhotographs project
FlowerColorTable project. See FlowerColorTable project
FlowerDetail project. See FlowerDetail project
Gestures project. See Gestures project
GettingAttention project. See GettingAttention project
ImageHop project. See ImageHop project
MediaPlayground project. See MediaPlayground project
Modal Editor project. See Modal Editor project
multiscene projects. See multiscene projects
navigation controllers, 458
LetsNavigate project. See LetsNavigate project
Orientation project. See Orientation project
ReturnMe project. See ReturnMe project
Scroller project. See Scroller project
Single View Application template, 192-193
planning variables and connections, 197-199
SlowCount project. See SlowCount project
source control, 871
pulls, 874
updates, 874
Survey project. See Survey project
Swapper project. See Swapper project
tab bar controllers, 469
LetsTab project. See LetsTab project
Xcode, 30
adding new assets catalogs, 38
adding resources, 37
removing files and resources, 37-38
Xcode Asset Catalog, 38
ProjectTests, 35
properties, 551
child properties, 553
local notifications, backgrounding, 793
Values property, 552
versus variables, 189
protocols, 84
OOP (object-oriented programming), 80
prototype cell attributes, 489-491
provisioning profiles, viewing, 22
public, 87
pulls, source control projects, 874
push, 447
push count variable property, adding, 468
pushCount, 463
pushes, source control projects, 873-874
Q
Quartz Core, 122
activating Quick Help Inspector, 141-142
Quick Help Inspector, activating, 141-142
Quick Inspector, editing, connections, 177
Quick Look, 124
quitting apps, 209
R
radian conversion constants ColorTilt project, 653
radian/degree conversion constants, Cupertino project, 769
radio buttons, 282
reading
acceleration with Core Motion, 645-647
attitude with Core Motion, 645-647
BackgroundColor preferences, 545
data, direct file system access, 537-538
rotation, with Core Motion, 645-647
recordAudio method, 693-694, 696
recorded sound, loading, 696-697
registering
as a developer, Apple Developer Program, 11
multiple devices, 17
related, 142
relationships, 351
tab bar relationships, creating, 472-473
Release, 842
remote content, loading, with web views, 284-285
remote repositories, Git, 868-869
removeConstraints, 615
removing
annotations from map view, 724
breakpoints, 854
files and resources, Xcode projects, 37-38
objects from views, 156
repeatInterval, 793
replacing image views, Gestures project, 626
repositories
connecting to remote repositories, 868-869
source control, 864
requestAlwaysAuthorization, 752
requesting
authorization, Core Location, 752
authorization for notifications, backgrounding, 792
orientation notifications, through UIDevice, 644
permissions, to use user’s location, 737-738
plist files, 752
requestWhenInUseAuthorization, 737, 752
resetting View Controller Simulated Size, 309
resizable interfaces, Auto Layout, 576-577
resources
adding to Xcode projects, 37
removing from Xcode projects, 37-38
responders (UIResponder), 128-129
responding
to rotation recognizer, 630-632
to swipe recognizer, 627
to tap gesture recognizers, 627
responding to actions, alert controllers, 321-322
responsive interfaces
designing rotatable and resizable interfaces
programming interfaces, 577
size classes, 578
restoration, pseudo preferences, 529-530
retina display, hi-res images, loading, 258
Retina image files, 61
Retina-naming convention, 42
return statement, 575
building apps, 559
designing interfaces, 548
outlets, 549
settings bundles, creating, 549-556
returns, 142
revisions, viewing, source control, 874-877
rich media
AV Foundation framework, 676-677
AV Audio Player, 677
AV Audio Player completion, 677
Core Image, 682
UI image picker controller delegate, 680-682
Media Player framework, 670-671
accessing media items, 675-676
media picker controller delegate, 674
movie player, 671
movie player completion, 672
music player, 675
MediaPlayground project. See MediaPlayground project
Root.plist file, 554
rootViewController, 809
rotatable interfaces, Auto Layout, 576-577
rotating, 612
simulated devices, 67
programming interfaces, 577
reacting to, 661
reading, with Core Motion, 645-647
screen-locking function, 578
size classes, 578
swapping views, Swapper project. See Swapper project
rotation recognizer, 622
rotationRate, 646
running
S
sandbox, 535
scaling, 294
scene segue logic
LetsTab project, 472
scheduling notifications, backgrounding, 793-794
scolling views, Auto Layout, 311
screen orientations, 575
screen-edge panning, 612
screen-locking function, 578
screens
accommodating different screens, 7
iPads, 6
iPhone 5, 7
iPhone 6, 6
iPhone 6+, 6
iPhones, 6
application logic, 310
adding scrolling behavior, 310-311
designing interfaces, 305
adding objects, 308
adding scrolling views, 305-306
resetting View Controller Simulated Size, 309
setting freeform size, 306-307
outlets and actions, 310
scrolling behavior, adding, 310-311
scrolling options, FieldButtonFun project, 233-234
adding to Scroller project, 305-306
building apps, 312
implementation overview, 304-305
pagination, 308
Scroller project. See Scroller project
SDK (software development kit), 534
SDK Guides, 137
search navigator, searching code, Xcode, 46-47
searching
Security framework, 125
segmented controls, 133, 282-283
adding, FloraPhotographs project, 289
iOS 6, 290
sizing in FloraPhotographs project, 291
segments, adding/configuring, 289-290
Segue drop-down, 359
segue style, configuring, 370-371
adaptive segues, 358
disabling, 394
CustomPicker project, 431
DateCalc project, 417
Modal Editor project, 377
implementation overview, 377
modal segues
presenting manually, 366
popover segue, configuring, 362-365
programming from scratch, 369-371
show segues, adding navigation scenes, 451-452
selection handles, Interface Builder (IB), 158-159
selections
empty selections, 706
music library, 705
self, OOP (object-oriented programming), 80-81
sender variable, 630
sendMail method, 741
sendTweet method, 742
sensing orientation, 647
implementation overview, 647
Orientation project
designing interfaces, 648
outlets, 649
setting up, 647
setBackgroundHueValue method, 542-544
setFullscreen:animated, 689
setMessageBody:isHTML, 742
setMiminumBackgroundFetchInterval, 808
setObject:forKey, 531
setOutput method, 208
setters, 85
Settings application, 528, 546-547
implementation overview, 547
designing interfaces, 548
outlets, 549
settings bundles, 528, 530, 532-534, 547
Settings icon, 61
setToRecipients method, 719
setValuesFromPreferences, 557-558
shake recognizer, 632
shaking, 612
sharing data
between navigation scenes, 452
between tab bar scenes, 457-458
show segues
adding, navigation scenes, 451-452
showing
detail web views, FloraPhotographs project, 298-300
survey results, Survey project, 565-567
showResults method, 566
signing identity, 17
simulated devices
rotating, 67
simulated interface attributes
FieldButtonFun project, 224
Single View Application template, 191
application logic, implementing, 208
applications, building, 208-209
planning variables and connections, 197-199
singleton, OOP (object-oriented programming), 80
size classes
Any, 833
configuring installed, 823
designing rotatable and resizable interfaces, 578
fonts, 826
setting active size classes, 821-823
tools, 821
universal applications, 818-820
Size Inspector
Interface Builder (IB), 159-161
sizes, matching, constraints, 598-600
sizing, 490
controls, FloraPhotographs project, 291
popovers, 363
SLComposeViewController, 720
button templates, 219
adding images, 220
slider range attributes, setting, 259-261
adding, ImageHop project, 259
ImageHop project. See ImageHop project
background task processing, 804-805
designing interfaces, 802
implementation overview, 800
outlets, 802
setting up, 801
Social, 124
social networking, BestFriend project. See BestFriend project
social networking logic, BestFriend project, 742-743
displaying compose view, 743-744
social networking sites, posting to, 720-721
sound
user notifications, 326
sound resources, 328
soundName, 793
sounds, alerting users, 327-328
soundSetting, 679
source control, 863
branching/merging, 865
committing changes, 864
downloading changes, 865
projects, 871
pulls, 874
updates, 874
repositories, 864
working copies, 864
space, data storage, 536
speed, animation speed
speed output labels, adding, 262
split view controllers, 495
hierarchies, FlowerDetail project, 509
Master-Detail Application template, 497-498
splitViewController, 497
startAnimating, 269
starting
animation, ImageHop project, 269-270
segues, 366
startUpdatingLocation method, 763
status bars
Cupertino project, 766
unreadable status bar, 274
status codes, source control, projects, 871-872
stepper range attributes, setting up, 261-262
adding, 261
ImageHop project. See ImageHop project
stopAnimating, 269
stopping animation, ImageHop project, 269-270
storage locations for application data, 535-536
Store Kit, 125
storing
BackgroundColor preferences, 544-545
storyboard feature, 446
storyboard files, Single View Application template, projects, 195-197
storyboard identifiers, setting, 369
storyboard segues, 446
Interface Builder (IB), 149
document outline objects, 153-154
multiscene storyboards. See multiscene storyboards
navigation controllers, 449-450
adding navigation scenes with show segues, 451-452
setting navigation bar item attributes, 450-451
adding tab bar scenes, 456-457
setting tab bar item attributes, 455-456
universal applications, 818
stringForKey, 532
structs, 88
stub methods, 178
styled buttons, adding, 234
subclasses, OOP (object-oriented programming,) 79
subversion. See SVN
subviews, 152
superclasses, OOP (object-oriented programming), 79
Supported Device Orientations, 59
supportedInterfaceOrientations method, 574, 602
Supporting Files group, 35
application logic
hiding keyboards, 564
showing survey results, 565-567
storing survey results, 564-565
setting up, 560
survey results
suspension, backgrounding, 784, 790-791
SVN, 863
branching/merging, 865
committing changes, 864
downloading changes, 865
swapping views
designing rotatable and resizable interfaces, 577-578
rotation, Swapper project. See Swapper project
automatic reference counting, 107
class declaration, 84
constant declaration, 85
ending, 87
variable properties declarations, 84-85
Xcode, 88
decision making, 102
declaring variables and constants, 89
Boolean values, 91
constants, 95
data types, 89
integers and floating-point numbers, 89-90
object data types, 93
memory management, 107
methods
chaining, 101
closures, 102
object-oriented programming, 77-78
properties versus variables, 189
type casting, 95
Swift type conversion, 94
swipe recognizer, 621
swipe recognizer responding to, 627
swiping, 612
adding, in FloraPhotographs project, 291
symbol navigator, Xcode, 43
synchronize method, 532
syntax
expressions, 103
System Configuration, 125
System framework, 125
System Sound Services, 325-326, 796
alert sounds and vibrations, 327-328
SystemSoundIDs, 796
T
tab bar controller classes, adding, 471
tab bar controllers, 445, 452-453
projects, 469
LetsTab project. See LetsTab project
adding tab bar scenes, 456-457
setting tab bar item attributes, 455-456
tab bar images, 456
tab bar item attributes, setting, 455-456
tab bar item badge, incrementing, 477-478
tab bar item images, adding, 471
tab bar relationships, creating, 472-473
tab bar scenes
Tabbed Application, 454
tabbed editing, Xcode, 50
table attributes, setting, 488-489
table cells, 487
table section constants, 499
table view controllers, 486
table view data methods, creating, 515-516
table view data source protocols, FlowerColorTable project, 503-505
table view delegate protocols, FlowerColorTable project, 505-507
table views, 486
adding, 488
data source protocols, 491-494
prototype cell attributes, 489-491
setting table attributes, 488-489
tables
FlowerColorTable project
implementation overview, 499
setting up, 499
grouped tables, 486
indexed tables, 486
plain tables, 486
table view app, FlowerColorTable project. See FlowerColorTable project
tableView:cellForRowAtIndexPath, 491
tableView:numberOfRowsInSection, 491
tableView:titleForHeaderInSection, 491
tap gesture recognizers, responding to, 627
task completion for long-running tasks, backgrounding, 785-786
task-specific background processing, 785, 795
background modes, adding, 799-800
Cupertino project, adding audio directions, 796-799
templates
button templates. See button templates
Master-Detail Application template. See Master-Detail Application template
Single View Application template. See Single View Application template
Tabbed Application, 454
testing
apps, FloraPhotographs project, 303
conditions, iOS Simulator, 68-69
transformations, Playground feature, 632-633
text, plain versus attributed, 227
text field attributes, customizing keyboard displays, 228-229
adding, to FieldbuttonFun project, 225
text view attributes, editing, 231-232
adding to FieldbuttonFun project, 230-231
tilt, 642
ColorTilt project. See ColorTilt project
Time, date picker attributes, 406
timeIntervalSinceDate, 420
timers, initializing, 803
timeZone, 793
toggleAnimation method, 269
toggleFlowerDetail, 288
toggleSwitch, 540
toggling to universal applications, 392-393
toolbar, Xcode, 33
toolbars, 401
tools
Apple Developer tools, 23
Cocoa Touch, 24
Model-View-Controller (MVC), 24
Swift, 23
bar button items, attributes, 404
editing tools. See editing tools
size classes, 821
Top Layout Guide, 151
top/bottom layout guides, 581
touch
background touch, keyboard hiding, 242
gesture recognizers, adding, 612-613
tracing
iOS application lifecycle, 126-127
lifecycle of iOS apps, 126-127
trailing, 579
trailing space, 581
Traits attributes, 166
transformations, Playground feature, 632-633
transition styles, segues, 370
transition types, 360
transitioning, to fullscreen view, media player, 671
triggering counter updates, LetsTab project, 478-479
tweaking interfaces, FlowerDetail project, 510-512
updating detail scenes, 511-512
updating master scenes, 510
web view outlets, 512
type casting, 95
type conversion, 94
type method, OOP (object-oriented programming), 80
U
UI elements, 401
pickers. See pickers
toolbars. See toolbars
UI image picker controller delegate, 680-682
UIAlertController, 318
UIApplication, 128
UIBackgroundTaskIdentifier, 801
UIColor object, 540
UIControl, 129
UIDatePicker. See date pickers, 134
UIDevice, requesting orientation notifications, 644
UIDeviceOrientation, 644
UIDeviceOrientationDidChangeNotification, 649
UIImage initialization method, 268
UIKit, 120
UILocalNotification, 784-785, 792
UILongPressGestureRecognizer, 612
UInt32(), 327
UIPanGestureRecognizer, 612
UIPicker, 134
UIPickerViewDelegate, 409
UIPinchGestureRecognizer, 612
UIPopoverPresenationController, 134-135
UIPopoverPresentationControllerDelegate Protocol, 374
UIRotationGestureRecognizer, 612, 622
UIScreenEdgePanGestureRecognizer, 612
UIScrollView, 312
UISegmentedControl, 133
UISlider, 133
UIStoryboardSegue, 376
UISwipeGestureRecognizer, 612
UISwitch, 133
UITabBar, 453
UITabBarItem, 453
UITableViewDataSource, 491
UITapGestureRecognizer, 612
UITextField, 134
UITextView, 134
UIView, 128
UIViewController, 129
UIWebView, 312
UIWindow, 128
universal applications, 574, 815-816
app icons, 817
configuring projects as, 816-817
device models, 819
launch screens, 818
storyboards, 818
targets, 819
toggling to universal applications, 392-393
unreadable status bar, ImageHop project, 274
unwind, 351
unwind destinations, determining dynamically, 368
unwinding back to the initial scene, Modal Editor project, 386
exclamation mark (!), 284
update filters, Core Location, 756
Update Frames, 382
updates, source control projects, 874
updating
Cupertino project, application logic, 771-776
master scenes, 510
plist files, 766
user interfaces, Cupertino project, 769-770
URLs (NSURL), 131
user interfaces
adding object to views, 156-157
updating, Cupertino project, 769-770
user notifications, 317
alert controllers, 318
responding to actions, 321-322
GettingAttention project. See GettingAttention project
System Sound Services, 325-326
alert sounds and vibrations, 327-328
userAcceleration, 646
utility, Xcode, 33
V
Variable List, accessing, 852-853
variable properties declarations, 84-85
variable property
for image view size, adding, 616-617
OOP (object-oriented programming), 80
variable states, debuggers, 847-848
variables
AllInCode project, 602
declaring, 89
Boolean values, 91
data types, 89
integers and floating-point numbers, 89-90
object data types, 93
FloraPhotographs project, 288
FlowerColorTable project, 499
Gestures project, 616
ImageHop project, 255
LetsNavigate project, 463
LetsTab project, 472
MediaPlayground project, 685
Modal Editor project, 381
OOP (object-oriented programming), 80
Orientation project, 647
versus properties, 189
SlowCount project, 801
verifying connections, Connections Inspector, 625
Version editor, viewing revisions, 875-876
vertical constraints, 581
verticalAccuracy, 753
View Controller Scene, 150
View Controller Simulated Size, resetting, 309
view controller subclasses, 355-356
view controllers, 129, 351, 445-446
LetsTab project, 472
exits, 381
mail compose view controller delegate, 719
multiscene development, 446
MVC (Model-View-Controller), 188
view hierarchy, checking, 856-858
View icon, 151
ViewController.swift, 194
viewDidAppear method, 438, 690
viewDidLoad, 439, 545, 626, 843-844
viewing
constraints, via Size Inspector, 582-585
provisioning profiles, 22
revisions, source control projects, 874-877
views, 351
adding gesture recognizers, 619-622
creating in Swapper project,
designing, Cupertino project, 760-761
MVC (Model-View-Controller), 187-188
scrolling views. See scrolling views, 286
swapping, designing rotatable and resizable interfaces, 577-578
web views, 283
loading remote content, 284-285
supported content types, 284
views (UIView), 128
virtual keyboards, 217
Voiceover, 165
W
waitView outlet, 762
warnings, fixing, with issue navigator, 54-57
web view outlets, FlowerDetail project, 512
web views, 283
adding in FloraPhotographs project, 292
detail web views, hiding/showing, 298-300
loading remote content, 284-285
setting attributes, FloraPhotographs project, 293-294
supported content types, 284
whiteButton.png, 220
Wi-Fi, 9
willRotateToInterfaceOrientation:duration method, 578
windows object (UIWindow), 128
Windows options for development, 10
working copies
source control, 864
writing
code, Interface Builder (IB), 178
data, direct file system access, 537-538
X-Y-Z
building apps, 52
correcting errors with issue navigator, 54-57
code
activating tabbed editing, 50
adding marks, to do’s and fix me’s, 47-48
editing, 42
navigating, 42
searching with search navigator, 46-47
symbol navigator, 43
constraints, 579
device orientations, 59
browsing, 138
setting up documentation downloads, 136-137
managing project properties, 58
projects, 30
adding new assets catalogs, 38
adding resources, 37
removing files and resources, 37-38
Xcode Asset Catalog, 38
activating Quick Help Inspector, 141-142
resources, 180
settings bundles, creating, 549-556
Xcode 6 Debug View Hierarchy, 856
Xcode Asset Catalog, 38
Xcode editor, 42
Xcode slicing tool, 219