Port more notification senders to non-XDG systems

* doc/lispref/os.texi (Desktop Notifications): Document that
`:timeout' is now implemented.

* java/org/gnu/emacs/EmacsDesktopNotification.java
(EmacsDesktopNotification): New field delay.
(display1): Set delay on Android 8.0 and up.

* lisp/erc/erc-desktop-notifications.el
(erc-notifications-notify): Call Android or Haiku notification
functions on those systems.

* lisp/gnus/gnus-notifications.el (gnus-notifications-action)
(gnus-notification-close): Remove dismissed notifications from
the notification to message map.
(gnus-notifications-notify): Call android-notifications-notify
if possible.

* src/androidselect.c (android_init_emacs_desktop_notification):
Update accordingly.
(android_notifications_notify_1): New argument TIMEOUT.
(Fandroid_notifications_notify): New argument QCtimeout.
(syms_of_androidselect) <QCtimeout>: New symbol.

1 files changed, 9 insertions, 1 deletions

diff --git a/java/org/gnu/emacs/EmacsDesktopNotification.java b/java/org/gnu/emacs/EmacsDesktopNotification.java
index d05ed2e6203..d00b9f2ea22 100644
--- a/java/org/gnu/emacs/EmacsDesktopNotification.java
+++ b/java/org/gnu/emacs/EmacsDesktopNotification.java
@@ -83,11 +83,16 @@ public final class EmacsDesktopNotification
      notification.  */
   public final String[] actions, titles;
 
+  /* Delay in miliseconds after which this notification should be
+     automatically dismissed.  */
+  public final long delay;
+
   public
   EmacsDesktopNotification (String title, String content,
                             String group, String tag, int icon,
                             int importance,
-                            String[] actions, String[] titles)
+                            String[] actions, String[] titles,
+                            long delay)
   {
     this.content    = content;
     this.title      = title;
@@ -97,6 +102,7 @@ public final class EmacsDesktopNotification
     this.importance = importance;
     this.actions    = actions;
     this.titles     = titles;
+    this.delay      = delay;
   }
 
 
@@ -191,6 +197,8 @@ public final class EmacsDesktopNotification
         builder.setContentTitle (title);
         builder.setContentText (content);
         builder.setSmallIcon (icon);
+        builder.setTimeoutAfter (delay);
+
         insertActions (context, builder);
         notification = builder.build ();
       }