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iOS 개발/SwiftUI

SwiftUI) Grid 사용 예제

iDrogba 2022. 1. 28. 16:56

- Grid : CollectionView 와 비슷, 바둑판 배열

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import SwiftUI
 
struct ContentView: View {
    
    var columns:[GridItem] {
        [GridItem(.fixed(100))]
    }
    
    var body: some View {
        ScrollView(.vertical){
        ScrollView(.horizontal){
            
            LazyHGrid(rows: columns, content: {
                Image(systemName: "music.mic")
                    .resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic").resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic").resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic").resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic")
                    .resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic").resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic").resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic").resizable()
                    .aspectRatio(contentMode: .fit)
            })
            
            LazyVGrid(columns: columns, content:  {
                Image(systemName: "music.mic")
                    .resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic").resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic").resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic").resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic")
                    .resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic").resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic").resizable()
                    .aspectRatio(contentMode: .fit)
                Image(systemName: "music.mic").resizable()
                    .aspectRatio(contentMode: .fit)
            })
        }
        }
    }
}
 
struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
    }
}
 
cs

- Grid와 ScrollView를 사용하는 예제

- 본 예제에서 ScrollView는 .horizontal, .vertical 이중으로 사용함.

- LazyHGrid, LazyVGrid를 동시에 사용함.

- 각각의 row와 columns의 [GridItem] 값으로 var columns를 따로 선언하여 할당해주었음.

- [GridItem]값으로는 .fixed, .flexible, .adaptive 가 존재함.

- .flexible 은 maximum을 지향하며 상황에 따라 최대한 크게 frame을 설정함.

- .adaptive 은 minimum을 지향하며 상황에 따라 최대한 작게 frame을 설정함.

 

결과물

 

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