From 2b87ab7b27163fbd7b6b64c5a44e26b0e692c00a Mon Sep 17 00:00:00 2001
From: Po Lu <luangruo@yahoo.com>
Date: Sat, 14 Jan 2023 22:12:16 +0800
Subject: Update Android port

* java/Makefile.in (clean): Fix distclean and bootstrap-clean rules.
* java/debug.sh (jdb_port):
(attach_existing):
(num_pids):
(line): Add new options to upload a gdbserver binary to the device.

* java/org/gnu/emacs/EmacsActivity.java (EmacsActivity): Make
focusedActivities public.
* java/org/gnu/emacs/EmacsContextMenu.java (EmacsContextMenu):
New class.
* java/org/gnu/emacs/EmacsDrawRectangle.java (perform): Fix
bounds computation.
* java/org/gnu/emacs/EmacsGC.java (markDirty): Set stroke width
explicitly.
* java/org/gnu/emacs/EmacsService.java (EmacsService)
(getLocationOnScreen, nameKeysym): New functions.
* java/org/gnu/emacs/EmacsView.java (EmacsView): Disable focus
highlight.
(onCreateContextMenu, popupMenu, cancelPopupMenu): New
functions.
* java/org/gnu/emacs/EmacsWindow.java (EmacsWindow): Implement a
kind of ``override redirect'' window for tooltips.
* src/android.c (struct android_emacs_service): New method
`name_keysym'.
(android_run_select_thread, android_init_events):
(android_select): Release select thread on semaphores instead of
signals to avoid one nasty race on SIGUSR2 delivery.
(android_init_emacs_service): Initialize new method.
(android_create_window): Handle CW_OVERRIDE_REDIRECT.
(android_move_resize_window, android_map_raised)
(android_translate_coordinates, android_get_keysym_name)
(android_build_string, android_exception_check): New functions.
* src/android.h: Update prototypes.

* src/androidfns.c (android_set_parent_frame, Fx_create_frame)
(unwind_create_tip_frame, android_create_tip_frame)
(android_hide_tip, compute_tip_xy, Fx_show_tip, Fx_hide_tip)
(syms_of_androidfns): Implement tooltips and iconification
reporting.

* src/androidgui.h (enum android_window_value_mask): Add
CWOverrideRedirect.
(struct android_set_window_attributes): Add `override_redirect'.
(ANDROID_IS_MODIFIER_KEY): Recognize Caps Lock.

* src/androidmenu.c (struct android_emacs_context_menu): New
struct.
(android_init_emacs_context_menu, android_unwind_local_frame)
(android_push_local_frame, android_menu_show, init_androidmenu):
New functions.

* src/androidterm.c (handle_one_android_event): Fix NULL pointer
dereference.
(android_fullscreen_hook): Handle fullscreen correctly.
(android_draw_box_rect): Fix top line.
(get_keysym_name): Implement function.
(android_create_terminal): Remove scroll bar stubs and add menu
hook.

* src/androidterm.h: Update prototypes.
* src/emacs.c (android_emacs_init): Initialize androidmenu.c.
* xcompile/Makefile.in: Fix clean rules.
---
 java/org/gnu/emacs/EmacsView.java | 47 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)

(limited to 'java/org/gnu/emacs/EmacsView.java')

diff --git a/java/org/gnu/emacs/EmacsView.java b/java/org/gnu/emacs/EmacsView.java
index 41acabab97b..1391f630be0 100644
--- a/java/org/gnu/emacs/EmacsView.java
+++ b/java/org/gnu/emacs/EmacsView.java
@@ -21,6 +21,7 @@ package org.gnu.emacs;
 
 import android.content.res.ColorStateList;
 
+import android.view.ContextMenu;
 import android.view.View;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
@@ -73,6 +74,12 @@ public class EmacsView extends ViewGroup
      next call to getBitmap.  */
   private Rect bitmapDirty;
 
+  /* Whether or not a popup is active.  */
+  private boolean popupActive;
+
+  /* The current context menu.  */
+  private EmacsContextMenu contextMenu;
+
   public
   EmacsView (EmacsWindow window)
   {
@@ -98,6 +105,10 @@ public class EmacsView extends ViewGroup
     /* Get rid of the foreground and background tint.  */
     setBackgroundTintList (null);
     setForegroundTintList (null);
+
+    /* Get rid of the default focus highlight.  */
+    if (Build.VERSION.SDK_INT > Build.VERSION_CODES.O)
+      setDefaultFocusHighlightEnabled (false);
   }
 
   private void
@@ -423,4 +434,40 @@ public class EmacsView extends ViewGroup
     removeView (surfaceView);
     addView (surfaceView, 0);
   }
+
+  @Override
+  protected void
+  onCreateContextMenu (ContextMenu menu)
+  {
+    if (contextMenu == null)
+      return;
+
+    contextMenu.expandTo (menu);
+  }
+
+  public boolean
+  popupMenu (EmacsContextMenu menu, int xPosition,
+	     int yPosition)
+  {
+    if (popupActive)
+      return false;
+
+    contextMenu = menu;
+
+    /* On API 21 or later, use showContextMenu (float, float).  */
+    if (Build.VERSION.SDK_INT > Build.VERSION_CODES.LOLLIPOP)
+      return showContextMenu ((float) xPosition, (float) yPosition);
+    else
+      return showContextMenu ();
+  }
+
+  public void
+  cancelPopupMenu ()
+  {
+    if (!popupActive)
+      throw new IllegalStateException ("cancelPopupMenu called without"
+				       + " popupActive set");
+
+    contextMenu = null;
+  }
 };
-- 
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