public void ShowNotification(Intent intent)
{
var id = intent.GetIntExtra("id", 0);
var title = intent.GetStringExtra("title");
var body = intent.GetStringExtra("message");
var main_intent = new Intent(this, typeof(MainActivity));
main_intent.PutExtra("type", "alarm");
main_intent.PutExtra("id", id);
var builder = new Notification.Builder(this);
//builder.SetGroup("keep.grass");
builder.SetTicker(title);
builder.SetContentTitle(title);
builder.SetContentText(body);
builder.SetContentIntent
(
PendingIntent.GetActivity
(
this,
id,
main_intent,
PendingIntentFlags.UpdateCurrent
)
);
builder.SetSmallIcon(Resource.Drawable.icon);
builder.SetLargeIcon(BitmapFactory.DecodeResource(this.Resources, Resource.Drawable.icon));
builder.SetDefaults(NotificationDefaults.All);
builder.SetAutoCancel(true);
((NotificationManager)this.GetSystemService(NotificationService))
.Notify(id, builder.Build());
}
private void Button_Click(object sender, EventArgs e)
{
notyBuilder = new Notification.Builder(this);
notyBuilder.SetContentTitle("عنوان پیام");
notyBuilder.SetContentText("متن پیام در اینجا قرار میگیرد");
notyBuilder.SetSmallIcon(Resource.Drawable.noty_small_icon);
notyBuilder.SetLargeIcon(BitmapFactory.DecodeResource(Resources, Resource.Drawable.noty_large_icon));
notyBuilder.SetWhen(Java.Lang.JavaSystem.CurrentTimeMillis());
notyBuilder.SetDefaults(NotificationDefaults.Sound | NotificationDefaults.Vibrate);
notyBuilder.SetSound(RingtoneManager.GetDefaultUri(RingtoneType.Notification));
notyBuilder.SetAutoCancel(true);
notyBuilder.SetPriority((int)NotificationPriority.High);
if ((int)Android.OS.Build.VERSION.SdkInt >= 21)
{
notyBuilder.SetVisibility(NotificationVisibility.Public);
notyBuilder.SetCategory(Notification.CategoryEmail);
}
#region BigTextStyle
Notification.BigTextStyle textStyle = new Notification.BigTextStyle();
string longTextMessage = "I went up one pair of stairs.";
longTextMessage += " / Just like me. ";
textStyle.BigText(longTextMessage);
textStyle.SetSummaryText("The summary text goes here.");
//notyBuilder.SetStyle(textStyle);
#endregion
#region InboxStyle
var inboxStyle = new Notification.InboxStyle();
inboxStyle.AddLine("Cheeta: Bananas on sale");
inboxStyle.AddLine("George: Curious about your blog post");
inboxStyle.AddLine("Nikko: Need a ride to Evolve?");
inboxStyle.SetSummaryText("+2 more");
notyBuilder.SetStyle(inboxStyle);
#endregion
#region imageStyle
var imageStyle = new Notification.BigPictureStyle();
imageStyle.BigPicture(BitmapFactory.DecodeResource(Resources, Resource.Drawable.facebook));
imageStyle.SetSummaryText("+2 more");
//notyBuilder.SetStyle(imageStyle);
#endregion
var notification = notyBuilder.Build();
var notyManager = GetSystemService(Context.NotificationService) as NotificationManager;
notyManager.Notify(notyId, notification);
}
/*
* Submit notification with a small icon on the very right
*/
public void SendCollapsedNotification(DigitalCity.Model.Notification notification)
{
var title = notification.title;
var content = notification.content;
var image = notification.imagePath;
var id = notification.GetId();
//create builder and assign image to the notification
Notification.Builder builder = CreateNotificationBuilder(title, content);
int imageID = (int)typeof(Resource.Drawable).GetField(image).GetRawConstantValue();
builder.SetLargeIcon(BitmapFactory.DecodeResource(CrossCurrentActivity.Current.Activity.Resources, imageID));
PublishNotification(builder, id);
}
private void SetNotificationBar()
{
if (tracks.Count == 0)
{
return;
}
Intent playPause = new Intent("Pause");
Intent previous = new Intent("Previous");
Intent next = new Intent("Next");
Intent loop = new Intent("LoopBack");
Intent details = new Intent("Details");
Intent cancel = new Intent("Cancel");
PendingIntent playPausePending = PendingIntent.GetBroadcast(this, 0, playPause, PendingIntentFlags.CancelCurrent);
PendingIntent previousPending = PendingIntent.GetBroadcast(this, 1, previous, PendingIntentFlags.CancelCurrent);
PendingIntent nextPending = PendingIntent.GetBroadcast(this, 2, next, PendingIntentFlags.CancelCurrent);
PendingIntent cancelPending = PendingIntent.GetBroadcast(this, 3, cancel, PendingIntentFlags.CancelCurrent);
PendingIntent loopPending = PendingIntent.GetBroadcast(this, 4, loop, PendingIntentFlags.CancelCurrent);
PendingIntent OpenDetails = PendingIntent.GetBroadcast(this, 10, details, PendingIntentFlags.CancelCurrent);
string artist = Track_Finder.TrackFinder.GetArtistOfTrack(tracks[song].Path);
using (Notification.Builder not = new Notification.Builder(this, "com.PapIndustries.PapMediaPlayerService"))
{
using (Notification.MediaStyle mediaStyle = new Notification.MediaStyle())
{
not.SetSmallIcon(Resource.Drawable.Logo).SetContentTitle(tracks[song].Title).SetContentText(artist)
.SetOngoing(player.IsPlaying).SetStyle(mediaStyle.SetShowActionsInCompactView(0, 1, 2, 3, 4))
.AddAction(Resource.Drawable.Previous, "Previous", previousPending).SetContentIntent(OpenDetails)
.SetPriority((int)NotificationPriority.Max).SetCategory(Notification.CategoryService);
Bitmap icon = Track_Finder.TrackFinder.GetImageOfTrack(tracks[song].Path);
not.SetLargeIcon(icon ?? BitmapFactory.DecodeResource(Resources, Resource.Drawable.Note));
if (!player.IsPlaying)
{
not.AddAction(Resource.Drawable.Play, "Play", playPausePending);
}
else
{
not.AddAction(Resource.Drawable.Pause, "Pause", playPausePending);
}
not.AddAction(Resource.Drawable.Next, "Next", nextPending);
not.AddAction(manager.GetIcon(), manager.GetTitle(), loopPending);
not.AddAction(Resource.Drawable.ExitNotificationIcon, "Exit", cancelPending);
var notificationManager = (NotificationManager)GetSystemService(Context.NotificationService);
notify = not.Build();
notificationManager.Notify(SERVICE_ID, notify);
}
}
}
void FetchBitmapFromURL(string bitmapUrl, Notification.Builder builder)
{
AlbumArtCache.Instance.Fetch(bitmapUrl, new AlbumArtCache.FetchListener()
{
OnFetched = (artUrl, bitmap, icon) => {
if (metadata != null && metadata.Description != null &&
artUrl == metadata.Description.IconUri.ToString())
{
LogHelper.Debug(Tag, "fetchBitmapFromURLAsync: set bitmap to ", artUrl);
builder.SetLargeIcon(bitmap);
notificationManager.Notify(NotificationId, builder.Build());
}
}
});
}
public static void BuildNotification(String songId)
{
MediaMetadataRetriever metadata = SongMetadata.GetMetadata(songId);
string title = metadata.ExtractMetadata(MetadataKey.Title);
string content = metadata.ExtractMetadata(MetadataKey.Artist);
if (title == null || content == null)
{
title = "TubeLoad";
content = AndroidSongsManager.Instance.GetSong(songId).Name.Replace(".mp3", "");
}
builder.SetSmallIcon(Resource.Drawable.icon);
Drawable drawable = SongMetadata.GetSongPicture(songId);
Bitmap bitmap;
if (drawable != null)
{
bitmap = ((BitmapDrawable)SongMetadata.GetSongPicture(songId)).Bitmap;
}
else
{
bitmap = BitmapFactory.DecodeResource(Application.Context.Resources, Resource.Drawable.default_song_image);
}
if (Android.OS.Build.VERSION.SdkInt > Android.OS.BuildVersionCodes.M)
{
RemoteViews notificationLayoutExpanded = new RemoteViews(Application.Context.PackageName, Resource.Layout.view_notification_actions);
notificationLayoutExpanded.SetTextViewText(Resource.Id.notificationTitle, title);
notificationLayoutExpanded.SetTextViewText(Resource.Id.notificationContent, content);
notificationLayoutExpanded.SetImageViewBitmap(Resource.Id.songImg, bitmap);
CreateNotificationMediaActions(notificationLayoutExpanded);
builder.SetCustomBigContentView(notificationLayoutExpanded);
builder.SetContentTitle(title);
}
else
{
builder.SetLargeIcon(bitmap);
builder.SetContentTitle(title);
builder.SetContentText(content);
}
songNotification = builder.Build();
notificationManager.Notify(SONG_NOTIFICATION_ID, songNotification);
}
void ShowNotification(bool custom)
{
Resources res = Resources;
NotificationManager notificationManager = (NotificationManager)GetSystemService(
NotificationService);
Notification.Builder builder = new Notification.Builder(this)
.SetSmallIcon(Resource.Drawable.ic_stat_notify_example)
.SetAutoCancel(true)
.SetTicker(GetString(Resource.String.notification_text))
.SetContentIntent(GetDialogPendingIntent("Tapped the notification entry."));
if (custom)
{
// Sets a custom content view for the notification, including an image button.
RemoteViews layout = new RemoteViews(PackageName, Resource.Layout.notification);
layout.SetTextViewText(Resource.Id.notification_title, GetString(Resource.String.app_name));
layout.SetOnClickPendingIntent(Resource.Id.notification_button,
GetDialogPendingIntent("Tapped the 'dialog' button in the notification."));
builder.SetContent(layout);
// Notifications in Android 3.0 now have a standard mechanism for displaying large
// bitmaps such as contact avatars. Here, we load an example image and resize it to the
// appropriate size for large bitmaps in notifications.
Bitmap largeIconTemp = BitmapFactory.DecodeResource(res,
Resource.Drawable.notification_default_largeicon);
Bitmap largeIcon = Bitmap.CreateScaledBitmap(
largeIconTemp,
res.GetDimensionPixelSize(Android.Resource.Dimension.NotificationLargeIconWidth),
res.GetDimensionPixelSize(Android.Resource.Dimension.NotificationLargeIconHeight),
false);
largeIconTemp.Recycle();
builder.SetLargeIcon(largeIcon);
}
else
{
builder
.SetNumber(7) // An example number.
.SetContentTitle(GetString(Resource.String.app_name))
.SetContentText(GetString(Resource.String.notification_text));
}
notificationManager.Notify(NotificationDefault, builder.Notification);
}
public void SendNotificatios(string body, string Header)
{
Notification.Builder builder = new Notification.Builder(this);
builder.SetSmallIcon(Resource.Drawable.Icon);
var intent = new Intent(this, typeof(MainActivity));
intent.AddFlags(ActivityFlags.ClearTop);
PendingIntent pendingIntent = PendingIntent.GetActivity(this, 0, intent, 0);
builder.SetContentIntent(pendingIntent);
builder.SetLargeIcon(BitmapFactory.DecodeResource(Resources, Resource.Drawable.Icon));
builder.SetContentTitle(Header);
builder.SetContentText(body);
builder.SetDefaults(NotificationDefaults.Sound);
builder.SetAutoCancel(true);
NotificationManager notificationManager = (NotificationManager)GetSystemService(NotificationService);
notificationManager.Notify(1, builder.Build());
}
/*
* Invoked when showNotificationButton is clicked.
* Creates a new notification and sets metadata passed as arguments.
*/
public Notification CreateNotification(Priority priority, Category category, Uri contactUri)
{
var builder = new Notification.Builder(Activity)
.SetContentTitle("Notification with other metadata")
.SetSmallIcon(Resource.Drawable.ic_launcher_notification)
.SetPriority((int)priority.priority)
.SetCategory(category.ToString())
.SetContentText(string.Format("Category {0}, Priority {1}", category.ToString(), priority.ToString()));
if (contactUri != null)
{
builder.AddPerson(contactUri.ToString());
Bitmap photoBitmap = LoadBitmapFromContactUri(contactUri);
if (photoBitmap != null)
{
builder.SetLargeIcon(photoBitmap);
}
}
return(builder.Build());
}
public static void ShowNotification(Activity contexto, string titulo, string mensaje, string link, int codigo)
{
contexto.RunOnUiThread(() =>
{
#pragma warning disable CS0618 // El tipo o el miembro están obsoletos
var nBuilder = new Notification.Builder(contexto);
#pragma warning restore CS0618 // El tipo o el miembro están obsoletos
nBuilder.SetLargeIcon(ImageHelper.GetImageBitmapFromUrl("http://i.ytimg.com/vi/" + link.Split('=')[1] + "/mqdefault.jpg"));
nBuilder.SetContentTitle(titulo);
nBuilder.SetContentText(mensaje);
nBuilder.SetColor(Android.Graphics.Color.ParseColor("#ce2c2b"));
nBuilder.SetSmallIcon(Resource.Drawable.list);
#pragma warning disable CS0618 // El tipo o el miembro están obsoletos
nBuilder.SetSound(Android.Media.RingtoneManager.GetDefaultUri(Android.Media.RingtoneType.Notification));
#pragma warning restore CS0618 // El tipo o el miembro están obsoletos
Notification notification = nBuilder.Build();
NotificationManager notificationManager = (NotificationManager)contexto.GetSystemService(Context.NotificationService);
notificationManager.Notify(5126768, notification);
});
}
void SendNotification(string title, string body)
{
Body = body;
var intent = new Intent(this, typeof(MainActivity));
intent.PutExtra("title", title);
intent.PutExtra("body", body);
intent.AddFlags(ActivityFlags.ClearTop);
var pendingIntent = PendingIntent.GetActivity(this, 0, intent, PendingIntentFlags.OneShot);
long[] pattern = { 500, 500, 500, 500, 500 };
var notificationBuilder = new Notification.Builder(this)
.SetSmallIcon(Resource.Drawable.ic_save)
.SetContentTitle("Coin Rate")
.SetContentText(body)
.SetAutoCancel(true)
.SetVibrate(pattern)
.SetLights(Color.Blue, 1, 1)
.SetSound(RingtoneManager.GetDefaultUri(RingtoneType.Notification))
.SetContentIntent(pendingIntent);
//.setContentTitle(URLDecoder.decode(getString(R.string.app_name), "UTF-8"))
//.setContentText(URLDecoder.decode(message, "UTF-8"))
notificationBuilder.SetLargeIcon(BitmapFactory.DecodeResource(Resources, Resource.Drawable.xamarin_logo));
notificationBuilder.SetSubText("Tap to view");
//notificationBuilder.SetNumber(2);
//notificationBuilder.SetWhen
//notificationBuilder.SetTicker("you received another value");
var notificationManager = NotificationManager.FromContext(this);
notificationManager.Notify(0, notificationBuilder.Build());
}
private void Btn_intent_Click(object sender, EventArgs e)
{
notyBuilder = new Notification.Builder(this);
notyBuilder.SetContentTitle("عنوان پیام");
notyBuilder.SetContentText("متن پیام در اینجا قرار میگیرد");
notyBuilder.SetSmallIcon(Resource.Drawable.noty_small_icon);
notyBuilder.SetLargeIcon(BitmapFactory.DecodeResource(Resources, Resource.Drawable.noty_large_icon));
notyBuilder.SetAutoCancel(true);
Intent intent = new Intent(this, typeof(MainActivity));
// Create a PendingIntent; we're only using one PendingIntent (ID = 0):
const int pendingIntentId = 0;
PendingIntent pendingIntent =
PendingIntent.GetActivity(this, pendingIntentId, intent, PendingIntentFlags.NoCreate);
notyBuilder.SetContentIntent(pendingIntent);
var notification = notyBuilder.Build();
var notyManager = GetSystemService(Context.NotificationService) as NotificationManager;
notyManager.Notify(notyId, notification);
}
public static async void ShowLocalNot(LocalNot not, Context context = null)
{
var cc = context ?? Application.Context;
var builder = new Notification.Builder(cc);
builder.SetContentTitle(not.title);
bool containsMultiLine = not.body.Contains("\n");
if (Build.VERSION.SdkInt < BuildVersionCodes.O || !containsMultiLine)
{
builder.SetContentText(not.body);
}
builder.SetSmallIcon(not.smallIcon);
builder.SetAutoCancel(not.autoCancel);
builder.SetOngoing(not.onGoing);
if (not.progress != -1)
{
builder.SetProgress(100, not.progress, false);
}
builder.SetVisibility(NotificationVisibility.Public);
builder.SetOnlyAlertOnce(true);
if (Build.VERSION.SdkInt >= BuildVersionCodes.O)
{
var channelId = $"{cc.PackageName}.general";
var channel = new NotificationChannel(channelId, "General", (NotificationImportance)not.notificationImportance);
NotManager.CreateNotificationChannel(channel);
builder.SetChannelId(channelId);
if (not.bigIcon != null)
{
if (not.bigIcon != "")
{
var bitmap = await GetImageBitmapFromUrl(not.bigIcon);
if (bitmap != null)
{
builder.SetLargeIcon(bitmap);
if (not.mediaStyle)
{
builder.SetStyle(new Notification.MediaStyle()); // NICER IMAGE
}
}
}
}
if (containsMultiLine)
{
var b = new Notification.BigTextStyle();
b.BigText(not.body);
builder.SetStyle(b);
}
if (not.actions.Count > 0)
{
List <Notification.Action> actions = new List <Notification.Action>();
for (int i = 0; i < not.actions.Count; i++)
{
var _resultIntent = new Intent(context, typeof(MainIntentService));
_resultIntent.PutExtra("data", not.actions[i].action);
var pending = PendingIntent.GetService(context, 3337 + i + not.id,
_resultIntent,
PendingIntentFlags.UpdateCurrent
);
actions.Add(new Notification.Action(not.actions[i].sprite, not.actions[i].name, pending));
}
builder.SetActions(actions.ToArray());
}
}
builder.SetShowWhen(not.showWhen);
if (not.when != null)
{
builder.SetWhen(CurrentTimeMillis((DateTime)not.when));
}
var stackBuilder = Android.Support.V4.App.TaskStackBuilder.Create(cc);
var resultIntent = GetLauncherActivity(cc);
if (not.data != "")
{
resultIntent.SetFlags(ActivityFlags.NewTask | ActivityFlags.ClearTask);
var _data = Android.Net.Uri.Parse(not.data); //"cloudstreamforms:tt0371746Name=Iron man=EndAll");
resultIntent.SetData(_data);
stackBuilder.AddNextIntent(resultIntent);
var resultPendingIntent =
stackBuilder.GetPendingIntent(not.id, (int)PendingIntentFlags.UpdateCurrent);
builder.SetContentIntent(resultPendingIntent);
}
else
{
stackBuilder.AddNextIntent(resultIntent);
builder.SetContentIntent(GetCurrentPending());
}
try {
NotManager.Notify(not.id, builder.Build());
}
catch { }
}
internal static bool HandlePushNotification(Context context, Intent intent)
{
string message;
if (!intent.Extras.ContainsKey("message"))
{
return(false);
}
message = intent.Extras.Get("message").ToString();
var title = intent.Extras.Get("title").ToString();
var activityIntent = new Intent(context, typeof(MainActivity));
var payloadValue = GetPayload(intent);
activityIntent.PutExtra("payload", payloadValue);
activityIntent.SetFlags(ActivityFlags.SingleTop | ActivityFlags.ClearTop);
var pendingIntent = PendingIntent.GetActivity(context, 0, activityIntent, PendingIntentFlags.UpdateCurrent);
var n = new Notification.Builder(context);
n.SetSmallIcon(Resource.Drawable.ic_successstatus);
n.SetLights(global::Android.Graphics.Color.Blue, 300, 1000);
n.SetContentIntent(pendingIntent);
n.SetContentTitle(title);
n.SetTicker(message);
n.SetLargeIcon(global::Android.Graphics.BitmapFactory.DecodeResource(context.Resources, Resource.Drawable.icon));
n.SetSmallIcon(Resource.Drawable.ic_trophy_white);
n.SetContentText(message);
n.SetVibrate(new long[] {
200,
200,
100,
});
var nm = NotificationManager.FromContext(context);
nm.Notify(0, n.Build());
if (MainActivity.IsRunning)
{
try
{
message.ToToast();
var payload = GetPayload(intent);
var pl = JsonConvert.DeserializeObject <NotificationPayload>(payload);
if (payloadValue != null)
{
Device.BeginInvokeOnMainThread(() =>
{
MessagingCenter.Send <App, NotificationPayload>(App.Current, Messages.IncomingPayloadReceivedInternal, pl);
});
}
}
catch (Exception e)
{
InsightsManager.Report(e, Insights.Severity.Error);
}
}
return(true);
}
private async Task UpdateNotifications()
{
this._notificationManager.CancelAll();
var res = Resources;
var largeIcon = BitmapFactory.DecodeResource(res, Resource.Drawable.LargeIconEmpty);
var colorAccent = Resources.GetColor(Resource.Color.Accent);
var colorAccentDark = Resources.GetColor(Resource.Color.AccentDark);
var timetable = ApplicationMain.ServiceLocator.GetInstance<Timetable>();
var timetableDataset = await timetable.GetDatasetAsync().ConfigureAwait(false);
var now = LogicalDateTime.Now;
// 番組と番組の画像のマッピング
var mapping = await GetProgramImageMappingAsync().ConfigureAwait(false);
// 最新と次の番組をとってくる
foreach (var program in timetableDataset.Data[now.DayOfWeek].Where(x => x.End >= now.Time).Take(2))
{
var isNowPlaying = program.IsNowPlaying;
var intent = new Intent(this.ApplicationContext, typeof(MainActivity));
var builder = new Notification.Builder(this.ApplicationContext)
.SetContentTitle(program.Title)
.SetContentText(isNowPlaying ? $"現在放送中: {program.End.ToString("hh\\:mm")}まで" : $"もうすぐスタート: {program.Start.ToString("hh\\:mm")}から")
.SetPriority((int)(isNowPlaying ? NotificationPriority.Max : NotificationPriority.Default))
.SetLocalOnly(true)
.SetOngoing(true)
.SetCategory(Notification.CategoryRecommendation)
.SetLargeIcon(largeIcon)
.SetSmallIcon(Resource.Drawable.SmallIcon)
.SetContentIntent(PendingIntent.GetActivity(this.ApplicationContext, 0, intent, PendingIntentFlags.UpdateCurrent))
.SetColor(colorAccentDark);
var builderBigPicture = new Notification.BigPictureStyle(builder);
try
{
// 画像があればそれを使うしなければ文字を描画するぞい
if (mapping.ContainsKey(program.MailAddress) || mapping.ContainsKey(program.Title))
{
var imageUrl = mapping.ContainsKey(program.MailAddress)
? mapping[program.MailAddress]
: mapping[program.Title];
using (var httpClient = new HttpClient())
using (var stream = await httpClient.GetStreamAsync(imageUrl).ConfigureAwait(false))
{
var bitmap = BitmapFactory.DecodeStream(stream);
builder.SetLargeIcon(bitmap);
builderBigPicture.BigPicture(bitmap);
}
}
else
{
var width = Resources.GetDimensionPixelSize(Resource.Dimension.RecommendationEmptyWidth);
var height = Resources.GetDimensionPixelSize(Resource.Dimension.RecommendationEmptyHeight);
var textSize = Resources.GetDimensionPixelSize(Resource.Dimension.RecommendationTextSize);
textSize = Resources.DisplayMetrics.ToDevicePixel(textSize);
width = Resources.DisplayMetrics.ToDevicePixel(width);
height = Resources.DisplayMetrics.ToDevicePixel(height);
var bitmap = Bitmap.CreateBitmap(width, height, Bitmap.Config.Argb8888);
using (var paint = new Paint() { TextSize = textSize, Color = Color.White, AntiAlias = true })
using (var textPaint = new TextPaint() { TextSize = textSize, Color = Color.White, AntiAlias = true })
using (var canvas = new Canvas(bitmap))
{
canvas.Save();
paint.Color = colorAccent;
canvas.DrawRect(0, 0, bitmap.Width, bitmap.Height, paint);
paint.Color = Color.White;
var textWidth = paint.MeasureText(program.Title);
// 回転する
// canvas.Rotate(45);
//canvas.DrawText(program.Title, 0, 0, paint);
//
// canvas.DrawText(program.Title, (bitmap.Width / 2) - (textWidth / 2), (bitmap.Height / 2) + (paint.TextSize / 2), paint);
// 折り返しつつ描画
var margin = 16;
var textLayout = new StaticLayout(program.Title, textPaint, canvas.Width - (margin * 2), Layout.Alignment.AlignCenter, 1.0f, 0.0f, false);
canvas.Translate(margin, (canvas.Height / 2) - (textLayout.Height / 2));
textLayout.Draw(canvas);
canvas.Restore();
}
builder.SetLargeIcon(bitmap);
}
}
catch (Exception ex)
{
Log.Error(Tag, ex.ToString());
}
this._notificationManager.Notify(program.Start.Ticks.GetHashCode(), builderBigPicture.Build());
}
}
void ShowNotification(bool custom)
{
Resources res = Resources;
NotificationManager notificationManager = (NotificationManager) GetSystemService (
NotificationService);
Notification.Builder builder = new Notification.Builder (this)
.SetSmallIcon (Resource.Drawable.ic_stat_notify_example)
.SetAutoCancel (true)
.SetTicker (GetString(Resource.String.notification_text))
.SetContentIntent (GetDialogPendingIntent ("Tapped the notification entry."));
if (custom) {
// Sets a custom content view for the notification, including an image button.
RemoteViews layout = new RemoteViews (PackageName, Resource.Layout.notification);
layout.SetTextViewText (Resource.Id.notification_title, GetString (Resource.String.app_name));
layout.SetOnClickPendingIntent (Resource.Id.notification_button,
GetDialogPendingIntent ("Tapped the 'dialog' button in the notification."));
builder.SetContent (layout);
// Notifications in Android 3.0 now have a standard mechanism for displaying large
// bitmaps such as contact avatars. Here, we load an example image and resize it to the
// appropriate size for large bitmaps in notifications.
Bitmap largeIconTemp = BitmapFactory.DecodeResource (res,
Resource.Drawable.notification_default_largeicon);
Bitmap largeIcon = Bitmap.CreateScaledBitmap (
largeIconTemp,
res.GetDimensionPixelSize (Android.Resource.Dimension.NotificationLargeIconWidth),
res.GetDimensionPixelSize (Android.Resource.Dimension.NotificationLargeIconHeight),
false);
largeIconTemp.Recycle ();
builder.SetLargeIcon (largeIcon);
} else {
builder
.SetNumber (7) // An example number.
.SetContentTitle (GetString (Resource.String.app_name))
.SetContentText (GetString (Resource.String.notification_text));
}
notificationManager.Notify (NotificationDefault, builder.Notification);
}
public void mostrarnotificacion()
{
var listapending = listapendingintents();
RemoteViews contentView = new RemoteViews(PackageName, Resource.Layout.layoutminiplayeronline);
if (linkactual.Trim().Length > 1)
{
try
{
contentView.SetImageViewBitmap(Resource.Id.imageView1, ImageHelper.GetRoundedShape(GetImageBitmapFromUrl(linkactual)));
contentView.SetImageViewBitmap(Resource.Id.fondo1, ImageHelper.CreateBlurredImageFromUrl(this, 20, linkactual));
}
catch (Exception)
{
}
}
contentView.SetOnClickPendingIntent(Resource.Id.imageView1, listapending[5]);
contentView.SetTextViewText(Resource.Id.textView1, tituloactual);
contentView.SetOnClickPendingIntent(Resource.Id.imageView2, listapending[0]);
contentView.SetOnClickPendingIntent(Resource.Id.imageView4, listapending[1]);
contentView.SetOnClickPendingIntent(Resource.Id.imageView3, listapending[2]);
contentView.SetOnClickPendingIntent(Resource.Id.imageView6, listapending[3]);
contentView.SetOnClickPendingIntent(Resource.Id.imageView5, listapending[4]);
/*
*
* 1-playpause
* 2-siguiente
* 3-anterior
* 4-adelantar
* 5-atrazar
*
*/
Notification.Action accion1 = new Notification.Action(Resource.Drawable.playpause, "Playpause", listapending[0]);
Notification.Action accion2 = new Notification.Action(Resource.Drawable.skipnext, "Siguiente", listapending[1]);
Notification.Action accion3 = new Notification.Action(Resource.Drawable.skipprevious, "Anterior", listapending[2]);
Notification.Action accion4 = new Notification.Action(Resource.Drawable.skipforward, "adelantar", listapending[3]);
Notification.Action accion5 = new Notification.Action(Resource.Drawable.skipbackward, "atrazar", listapending[4]);
#pragma warning disable CS0618 // El tipo o el miembro están obsoletos
var nBuilder = new Notification.Builder(this);
#pragma warning restore CS0618 // El tipo o el miembro están obsoletos
Notification.MediaStyle estilo = new Notification.MediaStyle();
if (Mainmenu.gettearinstancia() != null)
{
// estilo.SetMediaSession(mainmenu.gettearinstancia().mSession.SessionToken);
estilo.SetShowActionsInCompactView(1, 2, 3);
}
if (Build.VERSION.SdkInt < BuildVersionCodes.Lollipop)
{
#pragma warning disable 414
try {
#pragma warning disable CS0618 // El tipo o el miembro están obsoletos
nBuilder.SetContent(contentView);
#pragma warning restore CS0618 // El tipo o el miembro están obsoletos
}
catch (Exception) {
}
#pragma warning restore 414
}
else
{
nBuilder.SetStyle(estilo);
nBuilder.SetLargeIcon(ImageHelper.GetImageBitmapFromUrl(linkactual));
nBuilder.SetContentTitle(tituloactual);
nBuilder.SetContentText("Desde: " + Mainmenu.gettearinstancia().devicename);
nBuilder.AddAction(accion5);
nBuilder.AddAction(accion3);
nBuilder.AddAction(accion1);
nBuilder.AddAction(accion2);
nBuilder.AddAction(accion4);
nBuilder.SetContentIntent(listapending[5]);
nBuilder.SetColor(Android.Graphics.Color.ParseColor("#ce2c2b"));
}
nBuilder.SetOngoing(true);
nBuilder.SetSmallIcon(Resource.Drawable.play);
Notification notification = nBuilder.Build();
StartForeground(19248736, notification);
}
private void CreateBuilder(IMediaItem mediaItem)
{
var builder = new Notification.Builder(Application.Context, channelId);
builder.SetChannelId(channelId);
//Configure builder
builder.SetContentTitle(mediaItem.Title);
builder.SetContentText(mediaItem.Artist);
builder.SetWhen(0);
if (AndroidAudioPlayer.SharedInstance.IsPlaying)
{
builder.SetOngoing(true);
builder.SetSmallIcon(Android.Resource.Drawable.IcMediaPlay);
}
else
{
builder.SetOngoing(false);
Intent dismissIntent = new Intent(ButtonEvents.AudioControlsDestroy);
PendingIntent dismissPendingIntent = PendingIntent.GetBroadcast(Application.Context, 1, dismissIntent, 0);
builder.SetDeleteIntent(dismissPendingIntent);
builder.SetSmallIcon(Android.Resource.Drawable.IcMediaPause);
}
//If 5.0 >= set the controls to be visible on lockscreen
if (Android.OS.Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Lollipop)
{
builder.SetVisibility(NotificationVisibility.Public);
}
if (!string.IsNullOrWhiteSpace(mediaItem.AlbumArtUrl))
{
try
{
var bitmap = new AsyncImageDownloader().Execute(new string[] { mediaItem.AlbumArtUrl });
builder.SetLargeIcon(bitmap.GetResult());
}
catch (Java.Lang.Exception exc)
{
Console.WriteLine($"Unable to find Album Art URL for {mediaItem.AlbumArtUrl}");
Console.WriteLine(exc.ToString());
}
}
Intent resultIntent = new Intent(Application.Context, typeof(Activity));
resultIntent.SetAction(Intent.ActionMain);
resultIntent.AddCategory(Intent.CategoryLauncher);
PendingIntent resultPendingIntent = PendingIntent.GetActivity(Application.Context, 0, resultIntent, PendingIntentFlags.UpdateCurrent);
builder.SetContentIntent(resultPendingIntent);
//Controls
var controlsCount = 0;
// Previous
controlsCount++;
builder.AddAction(previousAction);
// Play/Pause
builder.AddAction(pauseAction);
// Next
controlsCount++;
builder.AddAction(nextAction);
// Close
//controlsCount++;
//builder.AddAction(destroyAction);
// If 5.0 >= use MediaStyle
if (Android.OS.Build.VERSION.SdkInt >= Android.OS.BuildVersionCodes.Lollipop)
{
int[] args = new int[controlsCount];
for (int i = 0; i < controlsCount; ++i)
{
args[i] = i;
}
var style = new Notification.MediaStyle();
style.SetShowActionsInCompactView(args);
builder.SetStyle(style);
}
notificationBuilder = builder;
}
/*
* Invoked when showNotificationButton is clicked.
* Creates a new notification and sets metadata passed as arguments.
*/
public Notification CreateNotification(Priority priority, Category category, Uri contactUri)
{
var builder = new Notification.Builder (Activity)
.SetContentTitle ("Notification with other metadata")
.SetSmallIcon (Resource.Drawable.ic_launcher_notification)
.SetPriority ((int)priority.priority)
.SetCategory (category.ToString ())
.SetContentText(string.Format("Category {0}, Priority {1}",category.ToString(),priority.ToString()));
if (contactUri != null) {
builder.AddPerson (contactUri.ToString ());
Bitmap photoBitmap = LoadBitmapFromContactUri (contactUri);
if (photoBitmap != null)
builder.SetLargeIcon (photoBitmap);
}
return builder.Build ();
}
protected override void OnCreate(Bundle bundle)
{
TabLayoutResource = Resource.Layout.tabs;
ToolbarResource = Resource.Layout.toolbar;
base.OnCreate(bundle);
notificationManager = GetSystemService(Context.NotificationService) as NotificationManager;
global::Xamarin.Forms.Forms.Init(this, bundle);
var fooApp = new App(new AndroidInitializer());
#region 檢查是否是由通知開啟 App，並且依據通知，切換到適當頁面
//自訂通知被點擊後的動作
//當通知出現在通知欄之後，在習慣的趨使下，有很大的機率會被使用者點擊。
//所以應該要實作出通知被點擊後的動作，好比開啟哪個Activity之類的。
//通知被點擊後的動作可以使用PendingIntent來實作，PendingIntent並不是一個Intent，它是一個Intent的容器，
// 可以傳入context物件，並以這個context的身份來做一些事情，例如開啟Activity、開啟Service，或是發送Broadcast。
// 如果要使通知可以在被點擊之後做點什麼事，可以使用Notification.Builder的setContentIntent方法來替通知加入PendingIntent
fooLocalNotificationPayload = null;
if (Intent.Extras != null)
{
if (Intent.Extras.ContainsKey("NotificationObject"))
{
string fooNotificationObject = Intent.Extras.GetString("NotificationObject", "");
fooLocalNotificationPayload = JsonConvert.DeserializeObject <LocalNotificationPayload>(fooNotificationObject);
}
}
#endregion
XFLocalNotificationDroid.App.fooLocalNotificationPayload = fooLocalNotificationPayload;
LoadApplication(new App(new AndroidInitializer()));
#region 訂閱要發送本地通知的事件
// 取得 Xamarin.Forms 中的 Prism 注入物件管理容器
IUnityContainer myContainer = (App.Current as PrismApplication).Container;
var fooEvent = myContainer.Resolve <IEventAggregator>().GetEvent <LocalNotificationEvent>().Subscribe(x =>
{
#region 建立本地訊息通知物件
Notification.Builder builder = new Notification.Builder(this)
.SetContentTitle(x.ContentTitle)
.SetContentText(x.ContentText)
.SetSmallIcon(Resource.Drawable.ic_notification)
.SetAutoCancel(true);
// 決定是否要顯示大圖示
if (x.LargeIcon)
{
builder.SetLargeIcon(BitmapFactory.DecodeResource(Resources, Resource.Drawable.monkey_icon));
}
#region 針對不同通知類型作出設定
switch (x.Style)
{
case LocalNotificationStyleEnum.Normal:
break;
case LocalNotificationStyleEnum.BigText:
//builder.SetContentText(x.ContentText);
var textStyle = new Notification.BigTextStyle();
textStyle.BigText(x.ContentText);
textStyle.SetSummaryText(x.SummaryText);
builder.SetStyle(textStyle);
break;
case LocalNotificationStyleEnum.Inbox:
var inboxStyle = new Notification.InboxStyle();
foreach (var item in x.InboxStyleList)
{
inboxStyle.AddLine(item);
}
inboxStyle.SetSummaryText(x.SummaryText);
builder.SetStyle(inboxStyle);
break;
case LocalNotificationStyleEnum.Image:
var picStyle = new Notification.BigPictureStyle();
picStyle.BigPicture(BitmapFactory.DecodeResource(Resources, Resource.Drawable.x_bldg));
picStyle.SetSummaryText(x.SummaryText);
builder.SetStyle(picStyle);
break;
default:
break;
}
#endregion
#region 設定 visibility
switch (x.Visibility)
{
case LocalNotificationVisibilityEnum.Public:
builder.SetVisibility(NotificationVisibility.Public);
break;
case LocalNotificationVisibilityEnum.Private:
builder.SetVisibility(NotificationVisibility.Private);
break;
case LocalNotificationVisibilityEnum.Secret:
builder.SetVisibility(NotificationVisibility.Secret);
break;
default:
break;
}
#endregion
#region 設定 priority
switch (x.Priority)
{
case LocalNotificationPriorityEnum.Default:
builder.SetPriority((int)NotificationPriority.Default);
break;
case LocalNotificationPriorityEnum.High:
builder.SetPriority((int)NotificationPriority.High);
break;
case LocalNotificationPriorityEnum.Low:
builder.SetPriority((int)NotificationPriority.Low);
break;
case LocalNotificationPriorityEnum.Maximum:
builder.SetPriority((int)NotificationPriority.Max);
break;
case LocalNotificationPriorityEnum.Minimum:
builder.SetPriority((int)NotificationPriority.Min);
break;
default:
break;
}
#endregion
#region 設定 category
switch (x.Category)
{
case LocalNotificationCategoryEnum.Call:
builder.SetCategory(LocalNotificationCategoryEnum.Call.ToString());
break;
case LocalNotificationCategoryEnum.Message:
builder.SetCategory(LocalNotificationCategoryEnum.Message.ToString());
break;
case LocalNotificationCategoryEnum.Alarm:
builder.SetCategory(LocalNotificationCategoryEnum.Alarm.ToString());
break;
case LocalNotificationCategoryEnum.Email:
builder.SetCategory(LocalNotificationCategoryEnum.Email.ToString());
break;
case LocalNotificationCategoryEnum.Event:
builder.SetCategory(LocalNotificationCategoryEnum.Event.ToString());
break;
case LocalNotificationCategoryEnum.Promo:
builder.SetCategory(LocalNotificationCategoryEnum.Promo.ToString());
break;
case LocalNotificationCategoryEnum.Progress:
builder.SetCategory(LocalNotificationCategoryEnum.Progress.ToString());
break;
case LocalNotificationCategoryEnum.Social:
builder.SetCategory(LocalNotificationCategoryEnum.Social.ToString());
break;
case LocalNotificationCategoryEnum.Error:
builder.SetCategory(LocalNotificationCategoryEnum.Error.ToString());
break;
case LocalNotificationCategoryEnum.Transport:
builder.SetCategory(LocalNotificationCategoryEnum.Transport.ToString());
break;
case LocalNotificationCategoryEnum.System:
builder.SetCategory(LocalNotificationCategoryEnum.System.ToString());
break;
case LocalNotificationCategoryEnum.Service:
builder.SetCategory(LocalNotificationCategoryEnum.Service.ToString());
break;
case LocalNotificationCategoryEnum.Recommendation:
builder.SetCategory(LocalNotificationCategoryEnum.Recommendation.ToString());
break;
case LocalNotificationCategoryEnum.Status:
builder.SetCategory(LocalNotificationCategoryEnum.Status.ToString());
break;
default:
break;
}
#endregion
#region 準備設定當使用者點選通知之後要做的動作
// Setup an intent for SecondActivity:
Intent secondIntent = new Intent(this, typeof(MainActivity));
// 設定當使用點選這個通知之後，要傳遞過去的資料
secondIntent.PutExtra("NotificationObject", JsonConvert.SerializeObject(x));
// 若在首頁且使用者按下回上頁實體按鈕，則會離開這個 App
TaskStackBuilder stackBuilder = TaskStackBuilder.Create(this);
stackBuilder.AddNextIntent(secondIntent);
PendingIntent pendingIntent = stackBuilder.GetPendingIntent(pendingIntentId++, PendingIntentFlags.OneShot);
// Uncomment this code to setup an intent so that notifications return to this app:
// Intent intent = new Intent (this, typeof(MainActivity));
// const int pendingIntentId = 0;
// pendingIntent = PendingIntent.GetActivity (this, pendingIntentId, intent, PendingIntentFlags.OneShot);
// builder.SetContentText("Hello World! This is my first action notification!");
// Launch SecondActivity when the users taps the notification:
builder.SetContentIntent(pendingIntent);
// 產生一個 notification 物件
Notification notification = builder.Build();
#region 決定是否要發出聲音
if (x.Sound)
{
notification.Defaults |= NotificationDefaults.Sound;
}
#endregion
#region 決定是否要有震動
if (x.Vibrate)
{
notification.Defaults |= NotificationDefaults.Vibrate;
}
#endregion
// 顯示本地通知:
notificationManager.Notify(notificationId++, notification);
// 解開底下程式碼註解，將會於五秒鐘之後，才會發生本地通知
// Thread.Sleep(5000);
// builder.SetContentTitle("Updated Notification");
// builder.SetContentText("Changed to this message after five seconds.");
// notification = builder.Build();
// notificationManager.Notify(notificationId, notification);
#endregion
#endregion
});
#endregion
}
public void mostrarnotificacion()
{
List <PendingIntent> listapending = listapendingintents();
RemoteViews contentView = new RemoteViews(PackageName, Resource.Layout.layoutminiplayer);
if (linkactual.Trim().Length > 1)
{
try
{
// contentView.SetImageViewBitmap(Resource.Id.imageView1, playeroffline.gettearinstancia().imageneses.First(info => info.GenerationId == playeroffline.gettearinstancia().diccionario[tituloactual]));
contentView.SetImageViewBitmap(Resource.Id.fondo1, ImageHelper.CreateBlurredImageFromPortrait(this, 20, linkactual));
}
catch (Exception) {
}
/// contentView.SetImageViewBitmap(Resource.Id.fondo1, clasesettings.CreateBlurredImageoffline(this, 20, linkactual));
}
contentView.SetTextViewText(Resource.Id.textView1, tituloactual);
contentView.SetOnClickPendingIntent(Resource.Id.imageView1, listapending[5]);
contentView.SetOnClickPendingIntent(Resource.Id.imageView2, listapending[0]);
contentView.SetOnClickPendingIntent(Resource.Id.imageView4, listapending[1]);
contentView.SetOnClickPendingIntent(Resource.Id.imageView3, listapending[2]);
contentView.SetOnClickPendingIntent(Resource.Id.imageView6, listapending[3]);
contentView.SetOnClickPendingIntent(Resource.Id.imageView5, listapending[4]);
Notification.Action accion1 = new Notification.Action(Resource.Drawable.playpause, "Playpause", listapending[0]);
Notification.Action accion2 = new Notification.Action(Resource.Drawable.skipnext, "Siguiente", listapending[1]);
Notification.Action accion3 = new Notification.Action(Resource.Drawable.skipprevious, "Anterior", listapending[2]);
Notification.Action accion4 = new Notification.Action(Resource.Drawable.skipforward, "adelantar", listapending[3]);
Notification.Action accion5 = new Notification.Action(Resource.Drawable.skipbackward, "atrazar", listapending[4]);
/*
*
* 1-playpause
* 2-siguiente
* 3-anterior
* 4-adelantar
* 5-atrazar
*
*/
Notification.MediaStyle estilo = new Notification.MediaStyle();
if (playeroffline.gettearinstancia() != null)
{
estilo.SetMediaSession(playeroffline.gettearinstancia().mSession.SessionToken);
estilo.SetShowActionsInCompactView(1, 2, 3);
}
#pragma warning disable CS0618 // El tipo o el miembro están obsoletos
var nBuilder = new Notification.Builder(this);
#pragma warning restore CS0618 // El tipo o el miembro están obsoletos
if (Build.VERSION.SdkInt < BuildVersionCodes.Lollipop)
{
#pragma warning disable 414
try
{
#pragma warning disable CS0618 // El tipo o el miembro están obsoletos
nBuilder.SetContent(contentView);
#pragma warning restore CS0618 // El tipo o el miembro están obsoletos
}
catch (Exception) {
}
#pragma warning restore 414
}
else
{
nBuilder.SetStyle(estilo);
nBuilder.SetLargeIcon(GetImageBitmapFromUrl(Android.OS.Environment.ExternalStorageDirectory + "/.gr3cache/portraits/" + playeroffline.gettearinstancia().linkeses[playeroffline.gettearinstancia().nombreses.IndexOf(tituloactual)].Split('=')[1]));
nBuilder.SetContentTitle(tituloactual);
nBuilder.SetContentText(playeroffline.gettearinstancia().linkeses[playeroffline.gettearinstancia().nombreses.IndexOf(tituloactual)]);
nBuilder.AddAction(accion5);
nBuilder.AddAction(accion3);
nBuilder.AddAction(accion1);
nBuilder.AddAction(accion2);
nBuilder.AddAction(accion4);
nBuilder.SetContentIntent(listapending[5]);
nBuilder.SetColor(Android.Graphics.Color.ParseColor("#ce2c2b"));
// nBuilder.AddAction()
}
nBuilder.SetOngoing(true);
nBuilder.SetSmallIcon(Resource.Drawable.play);
Notification notification = nBuilder.Build();
StartForeground(19248736, notification);
listapending.Clear();
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
// Set the view from the "main" layout resource
SetContentView(Resource.Layout.Main);
// Get the notifications manager:
NotificationManager notificationManager = GetSystemService(Context.NotificationService) as NotificationManager;
//..........................................................................
// Edit box:
// Find the notification edit text box in the layout:
notifyMsg = FindViewById <EditText>(Resource.Id.notifyText);
//..........................................................................
// Selection Spinners:
// The spinners in this file use the strings defined in Resources/values/arrays.xml.
// Find the Style spinner in the layout and configure its adapter.
Spinner styleSpinner = FindViewById <Spinner>(Resource.Id.styleSpinner);
var styleAdapter = ArrayAdapter.CreateFromResource(this,
Resource.Array.notification_style,
Android.Resource.Layout.SimpleSpinnerDropDownItem);
styleSpinner.Adapter = styleAdapter;
// Handler for Style spinner, changes the text in the text box:
styleSpinner.ItemSelected += new EventHandler <AdapterView.ItemSelectedEventArgs> (styleSpinnerSelected);
// Find the Visibility spinner in the layout and configure its adapter:
Spinner visibilitySpinner = FindViewById <Spinner>(Resource.Id.visibilitySpinner);
var visibilityAdapter = ArrayAdapter.CreateFromResource(this,
Resource.Array.notification_visibility,
Android.Resource.Layout.SimpleSpinnerDropDownItem);
visibilitySpinner.Adapter = visibilityAdapter;
// Find the Priority spinner in the layout and configure its adapter:
Spinner prioritySpinner = FindViewById <Spinner>(Resource.Id.prioritySpinner);
var priorityAdapter = ArrayAdapter.CreateFromResource(this,
Resource.Array.notification_priority,
Android.Resource.Layout.SimpleSpinnerDropDownItem);
prioritySpinner.Adapter = priorityAdapter;
// Find the Category spinner in the layout and configure its adapter:
Spinner categorySpinner = FindViewById <Spinner>(Resource.Id.categorySpinner);
var categoryAdapter = ArrayAdapter.CreateFromResource(this,
Resource.Array.notification_category,
Android.Resource.Layout.SimpleSpinnerDropDownItem);
categorySpinner.Adapter = categoryAdapter;
// Handler for Style spinner: changes the text in the text box:
styleSpinner.ItemSelected += new EventHandler <AdapterView.ItemSelectedEventArgs> (styleSpinnerSelected);
//..........................................................................
// Option Switches:
// Get large-icon, sound, and vibrate switches from the layout:
Switch largeIconSw = FindViewById <Switch>(Resource.Id.largeIconSwitch);
Switch soundSw = FindViewById <Switch>(Resource.Id.soundSwitch);
Switch vibrateSw = FindViewById <Switch>(Resource.Id.vibrateSwitch);
//..........................................................................
// Notification Launch button:
// Get notification launch button from the layout:
Button launchBtn = FindViewById <Button>(Resource.Id.launchButton);
// Handler for the notification launch button. When this button is clicked, this
// handler code takes the following steps, in order:
//
// 1. Instantiates the builder.
// 2. Calls methods on the builder to optionally plug in the large icon, extend
// the style (if called for by a spinner selection), set the visibility, set
// the priority, and set the category.
// 3. Uses the builder to instantiate the notification.
// 4. Turns on sound and vibrate (if selected).
// 5. Uses the Notification Manager to launch the notification.
launchBtn.Click += delegate
{
// Instantiate the notification builder:
Notification.Builder builder = new Notification.Builder(this)
.SetContentTitle("Sample Notification")
.SetContentText(notifyMsg.Text)
.SetSmallIcon(Resource.Drawable.ic_notification)
.SetAutoCancel(true);
// Add large icon if selected:
if (largeIconSw.Checked)
{
builder.SetLargeIcon(BitmapFactory.DecodeResource(Resources, Resource.Drawable.monkey_icon));
}
// Extend style based on Style spinner selection.
switch (styleSpinner.SelectedItem.ToString())
{
case "Big Text":
// Extend the message with the big text format style. This will
// use a larger screen area to display the notification text.
// Set the title for demo purposes:
builder.SetContentTitle("Big Text Notification");
// Using the Big Text style:
var textStyle = new Notification.BigTextStyle();
// Use the text in the edit box at the top of the screen.
textStyle.BigText(notifyMsg.Text);
textStyle.SetSummaryText("The summary text goes here.");
// Plug this style into the builder:
builder.SetStyle(textStyle);
break;
case "Inbox":
// Present the notification in inbox format instead of normal text style.
// Note that this does not display the notification message entered
// in the edit text box; instead, it displays the fake email inbox
// summary constructed below.
// Using the inbox style:
var inboxStyle = new Notification.InboxStyle();
// Set the title of the notification:
builder.SetContentTitle("5 new messages");
builder.SetContentText("*****@*****.**");
// Generate inbox notification text:
inboxStyle.AddLine("Cheeta: Bananas on sale");
inboxStyle.AddLine("George: Curious about your blog post");
inboxStyle.AddLine("Nikko: Need a ride to Evolve?");
inboxStyle.SetSummaryText("+2 more");
// Plug this style into the builder:
builder.SetStyle(inboxStyle);
break;
case "Image":
// Extend the message with image (big picture) format style. This displays
// the Resources/drawables/x_bldg.jpg image in the notification body.
// Set the title for demo purposes:
builder.SetContentTitle("Image Notification");
// Using the Big Picture style:
var picStyle = new Notification.BigPictureStyle();
// Convert the image file to a bitmap before passing it into the style
// (there is no exception handler since we know the size of the image):
picStyle.BigPicture(BitmapFactory.DecodeResource(Resources, Resource.Drawable.x_bldg));
picStyle.SetSummaryText("The summary text goes here.");
// Alternately, uncomment this code to use an image from the SD card.
// (In production code, wrap DecodeFile in an exception handler in case
// the image is too large and throws an out of memory exception.):
// BitmapFactory.Options options = new BitmapFactory.Options();
// options.InSampleSize = 2;
// string imagePath = "/sdcard/Pictures/my-tshirt.jpg";
// picStyle.BigPicture(BitmapFactory.DecodeFile(imagePath, options));
// picStyle.SetSummaryText("Check out my new T-shirt!");
// Plug this style into the builder:
builder.SetStyle(picStyle);
break;
default:
// Normal text notification is the default.
break;
}
// Set visibility based on Visibility spinner selection:
switch (visibilitySpinner.SelectedItem.ToString())
{
case "Public":
builder.SetVisibility(NotificationVisibility.Public);
break;
case "Private":
builder.SetVisibility(NotificationVisibility.Private);
break;
case "Secret":
builder.SetVisibility(NotificationVisibility.Secret);
break;
}
// Set priority based on Priority spinner selection:
switch (prioritySpinner.SelectedItem.ToString())
{
case "High":
builder.SetPriority((int)NotificationPriority.High);
break;
case "Low":
builder.SetPriority((int)NotificationPriority.Low);
break;
case "Maximum":
builder.SetPriority((int)NotificationPriority.Max);
break;
case "Minimum":
builder.SetPriority((int)NotificationPriority.Min);
break;
default:
builder.SetPriority((int)NotificationPriority.Default);
break;
}
// Set category based on Category spinner selection:
switch (categorySpinner.SelectedItem.ToString())
{
case "Call":
builder.SetCategory(Notification.CategoryCall);
break;
case "Message":
builder.SetCategory(Notification.CategoryMessage);
break;
case "Alarm":
builder.SetCategory(Notification.CategoryAlarm);
break;
case "Email":
builder.SetCategory(Notification.CategoryEmail);
break;
case "Event":
builder.SetCategory(Notification.CategoryEvent);
break;
case "Promo":
builder.SetCategory(Notification.CategoryPromo);
break;
case "Progress":
builder.SetCategory(Notification.CategoryProgress);
break;
case "Social":
builder.SetCategory(Notification.CategorySocial);
break;
case "Error":
builder.SetCategory(Notification.CategoryError);
break;
case "Transport":
builder.SetCategory(Notification.CategoryTransport);
break;
case "System":
builder.SetCategory(Notification.CategorySystem);
break;
case "Service":
builder.SetCategory(Notification.CategoryService);
break;
case "Recommendation":
builder.SetCategory(Notification.CategoryRecommendation);
break;
case "Status":
builder.SetCategory(Notification.CategoryStatus);
break;
default:
builder.SetCategory(Notification.CategoryStatus);
break;
}
// Setup an intent for SecondActivity:
Intent secondIntent = new Intent(this, typeof(SecondActivity));
// Pass the current notification string value to SecondActivity:
secondIntent.PutExtra("message", notifyMsg.Text);
// Pressing the Back button in SecondActivity exits the app:
TaskStackBuilder stackBuilder = TaskStackBuilder.Create(this);
// Add the back stack for the intent:
stackBuilder.AddParentStack(Java.Lang.Class.FromType(typeof(SecondActivity)));
// Push the intent (that starts SecondActivity) onto the stack. The
// pending intent can be used only once (one shot):
stackBuilder.AddNextIntent(secondIntent);
const int pendingIntentId = 0;
PendingIntent pendingIntent = stackBuilder.GetPendingIntent(pendingIntentId, PendingIntentFlags.OneShot);
// Uncomment this code to setup an intent so that notifications return to this app:
// Intent intent = new Intent (this, typeof(MainActivity));
// const int pendingIntentId = 0;
// pendingIntent = PendingIntent.GetActivity (this, pendingIntentId, intent, PendingIntentFlags.OneShot);
// builder.SetContentText("Hello World! This is my first action notification!");
// Launch SecondActivity when the users taps the notification:
builder.SetContentIntent(pendingIntent);
// Build the notification:
Notification notification = builder.Build();
// Turn on sound if the sound switch is on:
if (soundSw.Checked)
{
notification.Defaults |= NotificationDefaults.Sound;
}
// Turn on vibrate if the sound switch is on:
if (vibrateSw.Checked)
{
notification.Defaults |= NotificationDefaults.Vibrate;
}
// Notification ID used for all notifications in this app.
// Reusing the notification ID prevents the creation of
// numerous different notifications as the user experiments
// with different notification settings -- each launch reuses
// and updates the same notification.
const int notificationId = 1;
// Launch notification:
notificationManager.Notify(notificationId, notification);
// Uncomment this code to update the notification 5 seconds later:
// Thread.Sleep(5000);
// builder.SetContentTitle("Updated Notification");
// builder.SetContentText("Changed to this message after five seconds.");
// notification = builder.Build();
// notificationManager.Notify(notificationId, notification);
};
}
private async Task SendNotification(string messageBody, IDictionary <string, string> data)
{
var intent = new Intent(this, typeof(MainActivity));
//intent.AddFlags(ActivityFlags.ReorderToFront | ActivityFlags.SingleTop);
intent.AddFlags(ActivityFlags.ClearTop);
foreach (string key in data.Keys)
{
intent.PutExtra(key, data[key]);
}
var title = "Alarmo! Alarmo!";
if (data.ContainsKey("title"))
{
var titleOverride = data["title"];
if (!string.IsNullOrWhiteSpace(titleOverride))
{
title = titleOverride;
}
}
var message = "Unrecognized Person Detected!";
if (data.ContainsKey("message"))
{
var messageOverride = data["message"];
if (!string.IsNullOrWhiteSpace(messageOverride))
{
message = messageOverride;
}
}
var uri = RingtoneManager.GetDefaultUri(RingtoneType.Notification);
var pendingIntent = PendingIntent.GetActivity(this, 0, intent, PendingIntentFlags.OneShot);
var notificationBuilder = new Notification.Builder(this)
.SetSmallIcon(Resource.Drawable.ic_logo)
.SetContentTitle(title)
.SetContentText(message)
.SetAutoCancel(true)
.SetContentIntent(pendingIntent)
.SetDefaults(NotificationDefaults.Sound);
var imageReference = data.ContainsKey("imageReference") ? data["imageReference"] : null;
if (!string.IsNullOrWhiteSpace(imageReference))
{
try
{
imageReference = imageReference.WithToken();
var notificationStyle = new Notification.BigPictureStyle();
notificationStyle.SetSummaryText(message);
var client = new HttpClient();
var imageStream = await client.GetStreamAsync(imageReference);
var detectionImage = global::Android.Graphics.BitmapFactory.DecodeStream(imageStream);
notificationStyle.BigPicture(detectionImage);
notificationStyle.BigLargeIcon((global::Android.Graphics.Bitmap)null);
notificationBuilder.SetLargeIcon(detectionImage);
notificationBuilder.SetStyle(notificationStyle);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex);
}
}
var notificationManager = NotificationManager.FromContext(this);
if (global::Android.OS.Build.VERSION.SdkInt >= global::Android.OS.BuildVersionCodes.O)
{
var channelId = "DetectionsChannel_01";
var channel = new NotificationChannel(channelId, "Detections Channel", NotificationImportance.High);
notificationManager.CreateNotificationChannel(channel);
notificationBuilder.SetChannelId(channelId);
}
var notification = notificationBuilder.Build();
notificationManager.Notify(0, notification);
}