CivicAddressResolver.ResolveAddressCompleted Gebeurtenis
Definitie
Belangrijk
Bepaalde informatie heeft betrekking op een voorlopige productversie die aanzienlijk kan worden gewijzigd voordat deze wordt uitgebracht. Microsoft biedt geen enkele expliciete of impliciete garanties met betrekking tot de informatie die hier wordt verstrekt.
Treedt op wanneer de adresomzetting die is geïnitieerd door een aanroep om te ResolveAddressAsync(GeoCoordinate) voltooien.
public:
virtual event EventHandler<System::Device::Location::ResolveAddressCompletedEventArgs ^> ^ ResolveAddressCompleted;
public event EventHandler<System.Device.Location.ResolveAddressCompletedEventArgs> ResolveAddressCompleted;
member this.ResolveAddressCompleted : EventHandler<System.Device.Location.ResolveAddressCompletedEventArgs>
Public Custom Event ResolveAddressCompleted As EventHandler(Of ResolveAddressCompletedEventArgs)
Public Event ResolveAddressCompleted As EventHandler(Of ResolveAddressCompletedEventArgs)
Gebeurtenistype
Implementeringen
Voorbeelden
Het volgende programma laat zien hoe ResolveAddressAsync u een civic address asynchroon kunt oplossen.
using System;
using System.Device.Location;
namespace ResolveAddressSync
{
class AsyncProgram
{
public static void Main(string[] args)
{
ResolveAddressAsync();
}
static void ResolveAddressAsync()
{
GeoCoordinateWatcher watcher = new GeoCoordinateWatcher(GeoPositionAccuracy.High);
bool started = false;
watcher.MovementThreshold = 1.0; // set to one meter
started = watcher.TryStart(false, TimeSpan.FromMilliseconds(1000));
if (started)
{
CivicAddressResolver resolver = new CivicAddressResolver();
resolver.ResolveAddressCompleted += new EventHandler<ResolveAddressCompletedEventArgs>(resolver_ResolveAddressCompleted);
if (!watcher.Position.Location.IsUnknown)
{
resolver.ResolveAddressAsync(watcher.Position.Location);
}
}
}
static void resolver_ResolveAddressCompleted(object sender, ResolveAddressCompletedEventArgs e)
{
if (!e.Address.IsUnknown)
{
Console.WriteLine("Country: {0}, Zip: {1}",
e.Address.CountryRegion,
e.Address.PostalCode);
}
else
{
Console.WriteLine("Unknown address.");
}
}
}
}
Imports System.Device.Location
Module ResolveCivicAddressAsync
Public Sub ResolveCivicAddressAsync()
Dim watcher As GeoCoordinateWatcher
watcher = New System.Device.Location.GeoCoordinateWatcher(GeoPositionAccuracy.High)
Dim started As Boolean = False
watcher.MovementThreshold = 1.0 'set to one meter
started = watcher.TryStart(False, TimeSpan.FromMilliseconds(1000))
If started Then
Dim resolver As CivicAddressResolver = New CivicAddressResolver()
AddHandler resolver.ResolveAddressCompleted, AddressOf resolver_ResolveAddressCompleted
If Not watcher.Position.Location.IsUnknown Then
resolver.ResolveAddressAsync(watcher.Position.Location)
End If
End If
watcher.Start()
End Sub
Sub resolver_ResolveAddressCompleted(ByVal sender As Object, ByVal e As ResolveAddressCompletedEventArgs)
If Not e.Address.IsUnknown Then
Console.WriteLine("Country: {0}, Zip: {1}",
e.Address.CountryRegion,
e.Address.PostalCode)
Else
Console.WriteLine("Unknown address.")
End If
End Sub
Public Sub Main()
ResolveCivicAddressAsync()
Console.WriteLine("Enter any key to quit.")
Console.ReadLine()
End Sub
End Module