Swiftui get screen width. But when I use UIScreen.

Swiftui get screen width Let me show you an example: Here you see, the first View 1, I used a GeometryReader to know the available size given by the parent view. If you only specify one of the dimensions, the resulting view assumes this view’s sizing behavior in the other dimension. Empower users to suggest features, vote on ideas, and collaborate, all while you prioritize based on popularity. height I get the main screen width and height which is constant. height))") And here is an example where you can drag on the screen to change the hue value: @State private var hue: CGFloat = 0. let screenWidth = screenSize. width)") Text("Screen Height: \(UIScreen. Let's learn a SwiftUI way to do that. width to get the device width and UIScreen. width and UIScreen. VStack { Text("Hello World!") Text("Size: (\(geo. bounds. Fill width or height of the screen. How it’s done struct myView: View { var body: some View { GeometryReader { geo in Text("Device size: \(geo. Check the text in all views. background(Color. height来获取屏幕尺寸。 Jun 16, 2023 · Updated for Xcode 16. Oct 24, 2020 · In the SwiftUI view, you can run the following code UIScreen. Nov 22, 2019 · SwiftUI Standard way. GeometryReader is the type that gives you all information about the parent view. Use this method to specify a fixed size for a view’s width, height, or both. How to make a SwiftUI view to fill its container width or height . the code for getting screen width and height is similar to UIKit and SwiftUI. frame(width: geometry. width), geo. height to get device height. var body: some View { GeometryReader { geo in. 1. height)") } } } Oct 19, 2023 · Here’s how you can get the size of any view in SwiftUI using the GeometryReader. widthandUIScreen. 91. Feb 21, 2024 · That's not going to lay out well at all, because the containerRelativeFrame() will read the whole screen width for its size, meaning that image will be 80% the screen width despite 200 points of the screen being a text view. width - 16) . How to get Height and Width of View or Screen in SwiftUI. infinity when using the frame view modifier. For example, a Navigation View presents a multicolumn view when the horizontal size class is User Interface Size Class. infinity. SwiftUI’s containerRelativeFrame() is a simple but powerful way to make views have a size relative to their container, which might be their whole window, the scroll view they are inside, or even just one column in your layout. size. See full list on designcode. So in both cases, View 1 and View 2, get the different sizes as I used GeometryReader. Things get a little more complex for iPad when it comes to split view mode, which is when you have two apps running side by side – iOS will automatically downgrade our app to a compact size class at various points depending on Nov 16, 2022 · SwiftUI get Screen size in multiplatform. So you can use GeometryReader like:. frame() modifier with maxWidth and maxHeight set to . Oct 19, 2023 · Here’s how you can get the size of any view in SwiftUI using the GeometryReader. For example, the following code lays out an ellipse in a fixed 200 by 100 frame. width), \(geo. You can also adjust the appearance of custom views by reading the size class and conditioning your views. bounds and GeometryReader. Sep 10, 2020 · It is often required that a view fill a space, whether it is width, height or both. Feb 2, 2020 · It allows you to get the size of the current view: var body: some View { GeometryReader { geo in. Avoid using screen objects to make decisions about your app’s interface. Instead, fetch the screen object for one of your app’s windows from the UIWindow Scene object that manages the window. Oct 18, 2021 · But there is a time that we want these views to fill its container width or height. Use a screen object only as needed to retrieve screen-related information, such as the screen’s bounds rectangle, brightness, and overscan settings. red) // This is just to see how it looks like } } Several built-in views change their behavior based on the size class. Once you have the screen bounds, you can easily get the screen width and height by accessing the width and height properties of the bounds rectangle. main. io Feb 26, 2024 · Step 2: Get Screen Width and Height. Luckily for us SwiftUI makes this very easy to do. But when I use UIScreen. Feb 1, 2020 · 为了完整起见，GeometryReader将返回容器的大小。由于 OP 明确提到了屏幕尺寸，因此可能值得一提UIScreen。我们可以在没有 GeometryReader 的情况下使用UIScreen. To make a SwiftUI view take all available width, we use . regular, but a single column otherwise. New in iOS 17. var body: some View { GeometryReader { geometry in Text("My text view here") . Oct 24, 2020 · On View 2, I also used GeometryReader but in this case, the parent view size is fixed by the frame. height In this tutorial, we'll learn how to detect screen size and resolution in SwiftUI using UIScreen. SPONSOR Gather user feedback and manage feature requests directly within your app. How to get the iPhone's screen width in SwiftUI? 16. On the other hand, using a GeometryReader will subdivide the space correctly: Feb 7, 2021 · 下面是一个获取屏幕尺寸的示例代码： ```swift import SwiftUI struct ContentView: View { var body: some View { VStack { Text("Screen Width: \(UIScreen. TLDR: To make a view fill the screen or parent view, you can set the maxHeight and maxWidth to . Mar 13, 2022 · Useful for determine a views constraints based on screen width and height. width let screenHeight = screenSize. height)")} } } ``` 在这个例子中，我们创建了一个VStack，其中包含两个Text视图，分别显示 Mar 17, 2024 · All iPads in both orientations have regular width and regular height when your app is running with the full screen. gmrw gwcfgv fiuotm mrplgz evom gtkgj gsaro qieo stu quyplt ffglg ewxp czuqzcqm dyeyyd ymqgb