Week 5 Short Answers

a) _________ are used to customize the appearance and behavior of a View. -modifiers

b) The basic building block of a SwiftUI interface is a ______________. -view

c) Each View in SwiftUI is a ___________ type. -struct

d) List two ways you can find the modifiers of a View. -the library in the second tab -SwiftUI inspector

e) True or False: A modifier changes a View. -false - it returns a new view with the modifications

f) Modifiers are performed and returned in __________ from the _______________ they are applied to. -order -views

g) When the data driving a View changes, that View has to be ____________ to reflect the change. -re-rendered

h) True or False: The @Binding establishes a two-way communication between Views. -True - you pass a direct communication line when using @State and @Binding

i) @State works with _________ types and @StateObject works with ____________ types. -Value -Object

j) True or False: A @State property can be defined as let (constant). True

k) A List is a specialized version of a ___________ stack. -LazyVStack

l) The default alignment of a VStack is ____________, and the default alignment of the HStack is __________. -VStack default - Center Horizontal -HStack default - Center Vertically

n) A stack always gets one  ________________from each of its children. -Alignment guide

o) The alignment guide for an HStack is ______________. And the alignment guide for a VStack is _______________. HStack - vertical alignment VStack - horizontal alignment

p) Grids only come in ____________ variants. -lazy

q) The Grid Item Array defines the _______________ of the Grid. -layout

Week 6 short answers

a) In SwiftUI, you describe your interfaces _____________ and leave the ___________ to the Framework. -declaratively -rendering

b) When a View first appears, and you want it to animate in, you can do so in the Views ___________ modifier. -transition

c) In Swift, the native types ______________ and ____________ implement the Hashable protocol -String -Int

d) ____________ is how long an animation takes to complete. -Duration

e) The ScrollViewReader requires each view inside the ScrollView to have a unique ___________ to identify and navigate to them. -identifier

f) ____________ protocol’s only requirement is to have an id property that conforms to Hashable. -ForEach

g) A ____________ Grid lets you specify an exact size for a column or row. -fixed

h) ________________ allows you to scroll to any position inside a ScrollView programmatically. -ScrollViewReader

i) True or False: All animations in SwiftUI are interruptible and reversible by default. -true

j) The _________ defines how items in a Grid should be sized and aligned. -aspectRatio(_:contentMode:)

k) Wrap any changes you want to animate in a call to  _________________ -state variable

l) The native SwiftUI grid view builds on the _____________ and _____________ views. -LazyHStack and LazyVStack

m) The __________ method of ScrollViewReader is used to navigate to a particular position in a ScrollView. -scrollProxy