learn Apple’s SwiftUI.
Xcode 14 onwardsSimulator ► Accessibility ► Display & Text Size ► Larger Text ► Select Font. Simulator ► Accessibility ► Display & Text Size ► Larger Text ► Select Font. If you wish to chose font for SwiftUI Preview Select device setting from bottom preview tab.You can see live font changes from SwiftUI code.
For setting up n number of lines of Text in swiftUI we can use .lineLimit(.. function which takes arguments as number of lines. #For iOS 15 & Below : we have to set .fixedSize(horizontal: false, vertical: true) & .lineLimit(2) # For iOS 16 onwards
iOS14 * if we want to scroll the List programmatically in iOS We can use scrollTo(.. function where we can pass the specific index for jump to the List. for example if we need to scroll to last of list we can use customArray.endIndex – 1likewise you can pass your desired index for example 4,5 …
To check current device orientation in iOS application 1. NotificationCenter.default.publisher for detecting device orientation 2. .onReceive(… receive live values from the element on 3. getColor will return the color based on device orientation
JSON stands for JavaScript Object Notation which is a standard text-based format for representing structured data based on JavaScript object syntax, we can use that in Swift, If you don’t have the JSON file you can create one Xcode->New->File->Stringslater you can rename .strings to .json & make sure it contains pure JSON only without any comments …
Documentation helps developers & peers to get through the code explanation, we often use ⌥ Option + click to find inbuilt apple documentation or we can just jump towards inspector area & click on any method it will appear the markup description on right panel So Let’s start writing in our code example — Summary …
In Swift we can use pow(::) for making power of any number. For Example if we need 2 power 3 – Further you can also typeCaste to Int as let output = Int(pow(a,b))// prints 8Remember to add import Foundation for get rid of compile time error.
iOS 16 From iOS 16 we can use .toolbarBackground for the NavigationBar / NavigationView Color. Don’t forget to add .toolbarBackground(.visible, for: .navigationBar). You can also set title color of Navigation Item by using ToolbarItem iOS 13 Solution By setting up the UINavigationBarAppearance we can change the Navigation bar Color. But remember it will affect globally.
Generally when we use VStack with few views we observed that there is some empty place left over we will see two possible ways- 1. By using frame 2. Use GeometryReader with frames GeometryReader returns a flexible preferred size to its parent layout hence by using arguments geoArgs we can set frame –
Here we can Use ZStack to set the background of the view. Basically ZStack adding up the elements Top on it. or we can say as on Z-Axis. Here we can use Color.red which is bit similar to emptyView hence all other items will be added on the Z-Axis 1. Background Color inside safeArea 1. …
