From aed0a11147e29fc73405f1815fef91ecf6cca7fb Mon Sep 17 00:00:00 2001
From: Po Lu
Date: Thu, 1 Jun 2023 15:16:02 +0800
Subject: Update Android port

* java/org/gnu/emacs/EmacsInputConnection.java
(EmacsInputConnection, performContextMenuAction): New function.
* java/org/gnu/emacs/EmacsNative.java (EmacsNative)
(performContextMenuAction): New function.
* src/android.c (android_get_gc_values): Implement more
efficiently.
* src/androidterm.c (android_handle_ime_event): Pass through
`update' argument to `finish_composing_text'.  Fix thinko.
* src/textconv.c (really_finish_composing_text)
(really_set_composing_text, really_set_composing_region)
(handle_pending_conversion_events_1, finish_composing_text): New
argument `update'.  Notify IME of conversion region changes if
set.
* src/textconv.h: Update structs and prototypes.
---
 src/androidterm.c | 70 ++++++++++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 67 insertions(+), 3 deletions(-)

(limited to 'src/androidterm.c')

diff --git a/src/androidterm.c b/src/androidterm.c
index a9b5834c08f..c302e3f2877 100644
--- a/src/androidterm.c
+++ b/src/androidterm.c
@@ -681,7 +681,6 @@ android_handle_ime_event (union android_event *event, struct frame *f)
   switch (event->ime.operation)
     {
     case ANDROID_IME_COMMIT_TEXT:
-    case ANDROID_IME_FINISH_COMPOSING_TEXT:
     case ANDROID_IME_SET_COMPOSING_TEXT:
       text = android_decode_utf16 (event->ime.text,
 				   event->ime.length);
@@ -708,7 +707,8 @@ android_handle_ime_event (union android_event *event, struct frame *f)
       break;
 
     case ANDROID_IME_FINISH_COMPOSING_TEXT:
-      finish_composing_text (f, event->ime.counter);
+      finish_composing_text (f, event->ime.counter,
+			     event->ime.length);
       break;
 
     case ANDROID_IME_SET_COMPOSING_TEXT:
@@ -5161,7 +5161,71 @@ NATIVE_NAME (performEditorAction) (JNIEnv *env, jobject object,
   /* Undocumented behavior: performEditorAction is apparently expected
      to finish composing any text.  */
 
-  NATIVE_NAME (finishComposingText) (env, object, window);
+  event.ime.type = ANDROID_INPUT_METHOD;
+  event.ime.serial = ++event_serial;
+  event.ime.window = window;
+  event.ime.operation = ANDROID_IME_FINISH_COMPOSING_TEXT;
+  event.ime.start = 0;
+  event.ime.end = 0;
+
+  /* This value of `length' means that the input method should receive
+     an update containing the new conversion region.  */
+
+  event.ime.length = 1;
+  event.ime.position = 0;
+  event.ime.text = NULL;
+  event.ime.counter = ++edit_counter;
+
+  android_write_event (&event);
+
+  /* Finally, send the return key press.  */
+
+  event.xkey.type = ANDROID_KEY_PRESS;
+  event.xkey.serial = ++event_serial;
+  event.xkey.window = window;
+  event.xkey.time = 0;
+  event.xkey.state = 0;
+  event.xkey.keycode = 66;
+  event.xkey.unicode_char = 0;
+
+  android_write_event (&event);
+}
+
+JNIEXPORT void JNICALL
+NATIVE_NAME (performContextMenuAction) (JNIEnv *env, jobject object,
+					jshort window, int action)
+{
+  JNI_STACK_ALIGNMENT_PROLOGUE;
+
+  union android_event event;
+  int key;
+
+  /* Note that ACTION is determined in EmacsInputConnection, and as
+     such they are not actual resource IDs.  */
+
+  switch (action)
+    {
+    case 0: /* android.R.id.selectAll */
+    case 1: /* android.R.id.startSelectingText */
+    case 2: /* android.R.id.stopSelectingText */
+      /* These actions are not implemented.  */
+      return;
+
+    case 3: /* android.R.id.cut */
+      key = 277;
+      break;
+
+    case 4: /* android.R.id.copy */
+      key = 278;
+      break;
+
+    case 5: /* android.R.id.paste */
+      key = 279;
+      break;
+
+    default:
+      emacs_abort ();
+    }
 
   event.xkey.type = ANDROID_KEY_PRESS;
   event.xkey.serial = ++event_serial;
-- 
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