using System;
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using Android;
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using Android.App;
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using Android.Content;
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using Android.Content.PM;
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using Android.Locations;
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using Android.OS;
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using Android.Runtime;
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using Android.Widget;
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namespace Shared
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{
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/// <summary>
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/// GPS 后台定位
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/// </summary>
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[Service ]
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public class GPSLocationService:Service
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{
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public override IBinder OnBind(Intent intent)
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{
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return null;
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}
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public override void OnCreate()
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{
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base.OnCreate();
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if (Shared.Application.IsGpsEnable)
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{
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(Shared.Application.Activity as BaseActivity).SetGPSLocationPermission(result =>
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{
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if (result)
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{
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initLocation();
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notification();
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}
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});
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}
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}
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bool IsStopForeground = false;
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public override void OnDestroy() {
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if (IsStopForeground)
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{
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if (Android.OS.Build.VERSION.SdkInt >= BuildVersionCodes.O)
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{
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IsStopForeground = false;
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StopForeground(true);
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}
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}
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base.OnDestroy();
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}
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[Obsolete]
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void notification()
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{
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if (Android.OS.Build.VERSION.SdkInt >= BuildVersionCodes.O)
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{
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IsStopForeground = true;
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var mNotificationUtils = new NotificationUtils(this);
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var notificationIntent = new Intent(this, typeof(BaseActivity));
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var pendingIntent = PendingIntent.GetActivity(this, 3,
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notificationIntent, PendingIntentFlags.CancelCurrent);
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var builder = mNotificationUtils.getAndroidChannelNotification
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(Language.CurrentLanguage == "Chinese"?"获取定位信息":"Get Location Information", "", pendingIntent);
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StartForeground(1, builder.Build());//id must not be 0,即禁止是0
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}
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}
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class NotificationUtils :Notification.Builder
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{
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private NotificationManager mManager;
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public static string channelId = "85521566";
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public static string channelName = "HDLChanneName";
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private Context context;
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[Obsolete]
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public NotificationUtils(Context context) : base(context)
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{
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this.context = context;
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createChannels();
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}
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public void createChannels()
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{
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// create android channel
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if (Android.OS.Build.VERSION.SdkInt >= BuildVersionCodes.O)
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{
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var androidChannel = new NotificationChannel(channelId,
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context.PackageName, NotificationImportance.High);
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// Sets whether notifications posted to this channel should display notification lights
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androidChannel.EnableLights(false);
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// Sets whether notification posted to this channel should vibrate.
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androidChannel.EnableVibration(false);
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androidChannel.SetVibrationPattern(new long[] { 0 });
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// Sets the notification light color for notifications posted to this channel
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androidChannel.LightColor = 0x38FF1234;
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// Sets whether notifications posted to this channel appear on the lockscreen or not
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androidChannel.LockscreenVisibility = NotificationVisibility.Private;
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getManager().CreateNotificationChannel(androidChannel);
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}
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}
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private NotificationManager getManager()
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{
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if (mManager == null)
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{
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mManager = (NotificationManager)context.GetSystemService(NotificationService);
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}
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return mManager;
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}
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public Notification.Builder getAndroidChannelNotification(string title, string body, PendingIntent pendingIntent)
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{
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if (Android.OS.Build.VERSION.SdkInt >= BuildVersionCodes.O)
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{
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return new Notification.Builder(context, channelId)
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.SetContentTitle(title)
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.SetContentText(body)
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.SetContentIntent(pendingIntent)
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.SetSmallIcon(Android.Graphics.Drawables.Icon.CreateWithBitmap( ((Android.Graphics.Drawables.BitmapDrawable)context.PackageManager.GetApplicationIcon(context.PackageManager.GetApplicationInfo(context.PackageName,0))).Bitmap))//android.R.drawable.stat_notify_more
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//.SetWhen(System.DateTime.Now.Ticks)
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.SetOngoing(true)
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.SetChannelId(channelId)
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.SetAutoCancel(true);
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}
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else
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{
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return new Notification.Builder(context, channelId);
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}
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}
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}
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#region GPS定位
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LocationManager locationManager;
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/// <summary>
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/// 初始化定位服务
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/// </summary>
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void initLocation()
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{
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//GPS初始化
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locationManager = GetSystemService(LocationService).JavaCast<LocationManager>();
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// 判断GPS是否正常启动
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if (!locationManager.IsProviderEnabled(LocationManager.GpsProvider))
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{
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if (Language.CurrentLanguage == "Chinese")
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{
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Toast.MakeText(this, "请打开GPS...", ToastLength.Long).Show();
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}
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else
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{
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Toast.MakeText(this, "Please open GPS...", ToastLength.Long).Show();
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}
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}
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else
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{
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locationManager.RequestLocationUpdates(LocationManager.GpsProvider, 60 * 1000, 1000, new locationChange { });
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}
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}
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class locationChange : Java.Lang.Object, Android.Locations.ILocationListener
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{
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public void OnLocationChanged(Location location)
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{
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Shared.Application.LocationAction?.Invoke(location.Longitude, location.Latitude);
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}
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public void OnProviderDisabled(string provider)
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{
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}
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public void OnProviderEnabled(string provider)
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{
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}
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public void OnStatusChanged(string provider, [GeneratedEnum] Availability status, Bundle extras)
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{
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}
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}
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public void OnLocationChanged(Location location)
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{
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}
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public void OnProviderDisabled(string provider)
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{
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}
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public void OnProviderEnabled(string provider)
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{
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}
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public void OnStatusChanged(string provider, [GeneratedEnum] Availability status, Bundle extras)
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{
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}
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#endregion
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public override StartCommandResult OnStartCommand(Intent intent, [GeneratedEnum] StartCommandFlags flags, int startId)
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{
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return StartCommandResult.Sticky;
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}
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}
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}
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