1
extension View {
2
     func widgetBackground() -> some View {
3
         if #available(iOS 17.0, *) {
4
             return containerBackground(for: .widget) {
5
                 Color.clear
6
             }
7
         } else {
8
             return background {
9
                 Color.clear
10
             }
11
         }
12
    }
13
}

1
struct NBAWidgetAttributes: ActivityAttributes {
2
    public struct ContentState: Codable, Hashable {
3
        // Dynamic stateful properties about your activity go here!
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        var homeScore: Int
5
        var guestScore: Int
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        var homeLike: Int
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        var guestLike: Int
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        var score: String?
9
        var time: TimeInterval
10
    }
11

12
    // Fixed non-changing properties about your activity go here!
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    var home: NBATeam
14
    var guest: NBATeam
15
}

1
struct DemoWidgetLiveActivity: Widget {
2
    var body: some WidgetConfiguration {
3
        ActivityConfiguration(for: DemoWidgetAttributes.self) { context in
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            // 锁屏/banner UI goes here
5
            VStack {
6
                Text("Hello \(context.state.emoji)")
7
            }
8
            .activityBackgroundTint(Color.cyan)
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            .activitySystemActionForegroundColor(Color.black)
10

11
        } dynamicIsland: { context in
12
            DynamicIsland {
13
                // 展开 UI goes here.  Compose the expanded UI through
14
                // various regions, like leading/trailing/center/bottom
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                DynamicIslandExpandedRegion(.leading) {
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                    Text("Leading")
17
                }
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                DynamicIslandExpandedRegion(.trailing) {
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                    Text("Trailing")
20
                }
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                DynamicIslandExpandedRegion(.bottom) {
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                    Text("Bottom \(context.state.emoji)")
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                    // more content
24
                }
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            } compactLeading: {
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                Text("L") //紧凑型前边View
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            } compactTrailing: {
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                Text("T \(context.state.emoji)") //紧凑型后边View
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            } minimal: {
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                Text(context.state.emoji) //多App上岛后的mini
31
            }
32
            .widgetURL(URL(string: "http://www.apple.com"))//点击跳转
33
            .keylineTint(Color.red)
34
        }
35
    }
36
}

1
struct likeAppIntent: WidgetConfigurationIntent {
2
    static var title: LocalizedStringResource = "Configuration"
3
    static var description = IntentDescription("This is an example widget.")
4

5
    // An example configurable parameter.
6
    @Parameter(title: "Like")
7
    var teamId: String
8

9
    init() {
10

11
    }
12

13
    //to hold data
14
    init(teamId: String) {
15
        self.teamId = teamId
16
    }
17

18
    func perform() async throws -> some IntentResult {
19
        if let index = MatchDataManager.shared.teams.firstIndex(where: {
20
            $0.teamId == teamId
21
        }) {
22
            let resultTeam = MatchDataManager.shared.teams[index];
23
            resultTeam.likeNum += 10
24
            NBALiveTrigger.shared.updateLiveActivitiesLAVSWA()
25
        }
26

27
        return .result()
28
    }
29
}

1
if #available(iOS 17.0, *) {
2
    HStack {
3
        Text(likeNum.formatted())
4
            .foregroundColor(.white)
5
            .contentTransition(.numericText())
6
        Button(intent: favorAppIntent(teamId: team.teamId)) {
7
            Image(systemName: "hand.thumbsup")
8
                .foregroundColor(.white)
9
        }
10
        .buttonStyle(.plain)
11
    }
12
} else {
13
    //展示其他UI
14
}

1
struct LuminanceReducedColor: ViewModifier {
2
    var foregroundColor: Color
3
    @Environment(\.isLuminanceReduced) var isLuminanceReduced
4
    func body(content: Content) -> some View {
5
        if isLuminanceReduced {
6
            content.foregroundColor(.white)
7
        } else {
8
            content.foregroundColor(foregroundColor)
9
        }
10
    }
11
}
12

13
extension View {
14
    func luminanceReducedColor(color: Color) -> some View {
15
        modifier(LuminanceReducedColor(foregroundColor: color))
16
    }
17
}