Update Android port

* doc/emacs/android.texi (Android Windowing): Reword
documentation.
* java/org/gnu/emacs/EmacsActivity.java (EmacsActivity):
* java/org/gnu/emacs/EmacsContextMenu.java (EmacsContextMenu):
* java/org/gnu/emacs/EmacsFontDriver.java (EmacsFontDriver):
* java/org/gnu/emacs/EmacsSdk7FontDriver.java
(EmacsSdk7FontDriver):
* java/org/gnu/emacs/EmacsService.java (queryBattery):
* java/org/gnu/emacs/EmacsWindow.java (EmacsWindow): Make
functions final and classes static where necessary.
* src/android.c (struct android_emacs_service): New method
`display_toast'.
(android_init_emacs_service): Load new method.
(android_display_toast): New function.
* src/android.h: Export.
* src/androidfns.c (Fandroid_detect_mouse):
* src/androidselect.c (Fandroid_clipboard_owner_p)
(Fandroid_set_clipboard, Fandroid_get_clipboard)
(Fandroid_browse_url): Prevent crashes when called from
libandroid-emacs.so.
* src/androidterm.c (handle_one_android_event): Fix out of date
commentary.

1 files changed, 23 insertions, 1 deletions

diff --git a/java/org/gnu/emacs/EmacsService.java b/java/org/gnu/emacs/EmacsService.java
index e61d9487375..67de5d26f53 100644
--- a/java/org/gnu/emacs/EmacsService.java
+++ b/java/org/gnu/emacs/EmacsService.java
@@ -54,6 +54,8 @@ import android.content.res.AssetManager;
 import android.database.Cursor;
 import android.database.MatrixCursor;
 
+import android.hardware.input.InputManager;
+
 import android.net.Uri;
 
 import android.os.BatteryManager;
@@ -72,7 +74,7 @@ import android.provider.DocumentsContract.Document;
 import android.util.Log;
 import android.util.DisplayMetrics;
 
-import android.hardware.input.InputManager;
+import android.widget.Toast;
 
 class Holder<T>
 {
@@ -821,4 +823,24 @@ public final class EmacsService extends Service
     return new long[] { capacity, chargeCounter, currentAvg,
 			currentNow, remaining, status, };
   }
+
+  /* Display the specified STRING in a small dialog box on the main
+     thread.  */
+
+  public void
+  displayToast (final String string)
+  {
+    runOnUiThread (new Runnable () {
+	@Override
+	public void
+	run ()
+	{
+	  Toast toast;
+
+	  toast = Toast.makeText (getApplicationContext (),
+				  string, Toast.LENGTH_SHORT);
+	  toast.show ();
+	}
+      });
+  }
 };