meta/Tests/SampleBackends/Backend2.swift

34 lines
986 B
Swift

import Meta
public enum Backend2 {
public struct TestWidget2: BackendWidget {
public init() { }
public var debugTreeContent: [(String, body: Body)] {
[]
}
public var debugTreeParameters: [(String, value: CustomStringConvertible)] {
[]
}
public func container<WidgetType>(modifiers: [(AnyView) -> AnyView], type: WidgetType.Type) -> ViewStorage {
print("Init test widget 2")
let storage = ViewStorage(nil)
storage.fields["test"] = 0
return storage
}
public func update<WidgetType>(_ storage: ViewStorage, modifiers: [(AnyView) -> AnyView], updateProperties: Bool, type: WidgetType.Type) {
print("Update test widget 2 (#\(storage.fields["test"] ?? ""))")
storage.fields["test"] = (storage.fields["test"] as? Int ?? 0) + 1
}
}
public protocol BackendWidget: Widget { }
}