dropDestination(for:action:)
Sets the insert action for the dynamic view.
Declaration
nonisolated func dropDestination<T>(for payloadType: T.Type = T.self, action: @escaping ([T], Int) -> Void) -> some DynamicViewContent where T : Transferable
Parameters
- payloadType:
Type of the models that are dropped.
- action:
A closure that SwiftUI invokes when elements are added to the view. The closure takes two arguments: The first argument is the offset relative to the dynamic view’s underlying collection of data. The second argument is an array of
Transferableitems that represents the data that you want to insert.
Return Value
A view that calls action when elements are inserted into the original view.
Discussion
struct Profile: Identifiable {
let givenName: String
let familyName: String
let id = UUID()
}
@State private var profiles: [Profile] = [
Person(givenName: "Juan", familyName: "Chavez"),
Person(givenName: "Mei", familyName: "Chen"),
Person(givenName: "Tom", familyName: "Clark"),
Person(givenName: "Gita", familyName: "Kumar")
]
var body: some View {
List {
ForEach(profiles) { profile in
Text(profile.givenName)
}
.dropDestination(for: Profile.self) { receivedProfiles, offset in
profiles.insert(contentsOf: receivedProfiles, at: offset)
}
}
}