只需在NavigationView中添加以下行作为修饰符：
ifletprocessedImage { ShareLink(item: processedImage, preview: SharePreview("Instafilter image", image: processedImage)) } 这已经完成了第一步,但请记住在真实设备上尝试,以便您可以看到各种真实应用程序如何响应图像。 现在剩下的就是要求用户评论我们的应用程序。请记住,只有在用户真正感受到应用程序的好处之...
I just had to refresh the preview to see the change..redacted(reason: .placeholder) 5 Copy lalafai answer iQQator Oct ’20 In video "Build SwiftUI views for widgets" author use .isPlaceholder(false) to set view is not placeholder, but... It's not available >___< Code Block Val...
1import SwiftUI23structCategoryRow: View {4varcategoryName: String5varitems: [Landmark]67varbody: some View {8HStack(alignment: .top, spacing:0) {9ForEach(self.items) { landmarkin10Text(landmark.name)11}12}13}14}1516structCategoryRow_Previews: PreviewProvider {17staticvarpreviews: some Vie...
(Verse= .preview) and not the values of the currentVerse that is in the Button action. When I leave the WordView-sheet and click again the WordView shows the good result. I looks that on the first click the currentVerse = verse in the Button is not executed. If Ido not initialize ...
#Preview AddView(expenses: Expenses()) } 第二个问题是我们实际上没有任何代码来显示工作表,因为现在的 + 按钮ContentView会增加测试费用。幸运的是,修复很简单 - 只需用代码替换现有操作即可切换showingAddExpense布尔值,如下所示: Button("Add Expense", systemImage: "plus") { ...
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I have a multi-platform app with the SwiftUI code a separate Swift Package. Any Views with SwiftUI Previews break the compilation of the app. Here's the error message I get in Xcode: Showing All Messages ld: warning: Could not parse or use implicit file '/Applications/Xcode-beta.app/...
}//当处于Debug模式时,允许执行下方的代码#ifDEBUG//定义一个遵循PreviewProvider的结构体,用于设置在右侧预览区需要实时预览的内容structContentView_Previews:PreviewProvider{//添加PreviewProvider协议中的previews属性,用来设置在实时预览区显示的内容staticvarpreviews: someView{//设置在实时预览区显示ContentView结构体...
"Showing Guidance":"Not Showing Guidance")HStack{Image(systemName:"info.circle").opacity(0.3).onLongPressGesture(minimumDuration:0.5){self.showGuidance05.toggle()}Picker("Gender",selection:$perceivedGenderTag){ForEach(0..<perceivedGenderOptions.count){Text(perceivedGenderOptions[$0])}}.pickerStyle...