如何解决无法在 SwiftUI 中查看外部 SwiftLibModBus 结果
我是 swift 新手,因为我是用 JavaScript 编码的。
我正在尝试通过 SwiftlibmodBus 读取寄存器并将结果添加到 SwiftUI 视图,但我无法将 AnyObject 数组的数据“转换”为字典并查看它。我收到此错误:
无法将“[String : AnyObject]”类型的值分配给“Data”类型
import Foundation
import SwiftUI
import Combine
struct GeneralView: View {
@Observedobject var general = GeneralData()
var body: some View {
Text("\(general.generalData.power)")
Text("\(general.generalData.season)")
}
}
public class GeneralData: ObservableObject {
@Published var generalData = Data(power: 0,season: 0,time: 0,dayOfWeek: 0,monthDay: 0,year: 0,modBusID: 0,alarmStatusWarnings: 0,alarmStatusstopFlags: 0,alarmStatusstopCode: 0,recuperatorLevel: 0,electricHeaterLevel: 0,waterHeatingLevel: 0,waterCoolingLevel: 0)
init() {
load()
}
func load() {
let swiftlibmodbus = Swiftlibmodbus(ipAddress: "192.168.1.29",port: 502,device: 20)
dispatchQueue.main.async {
swiftlibmodbus.readRegistersFrom(startAddress: 999,count: 14,success: {
(data: [AnyObject]) -> Void in
print("ModBus Register data: \(data)")
let dict = ["power","season","time","dayOfWeek","monthDay","year","modBusID","alarmStatusWarnings","alarmStatusstopFlags","alarmStatusstopCode","recuperatorLevel","electricHeaterLevel","waterHeatingLevel","waterCoolingLevel"]
var wrap = Dictionary(keys: dict,values: data)
self.generalData = wrap
},failure: {
(error: NSError) -> Void in
print("ModBus Register error: \(error)")
}
)
}
}
}
struct Data {
public var power: Int
public var season: Int
public var time: Int
public var dayOfWeek: Int
public var monthDay: Int
public var year: Int
public var modBusID: Int
public var alarmStatusWarnings: Int
public var alarmStatusstopFlags: Int
public var alarmStatusstopCode: Int
public var recuperatorLevel: Int
public var electricHeaterLevel: Int
public var waterHeatingLevel: Int
public var waterCoolingLevel: Int
}
struct GeneralView_Previews: PreviewProvider {
static var previews: some View {
GeneralView()
}
}
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