From 323196400a5a57a5575875cd6103795d51e19764 Mon Sep 17 00:00:00 2001
From: Darcy Wong <darcy_wong@sil.org>
Date: Thu, 23 May 2024 10:39:39 +0700
Subject: [PATCH] fix(android/engine): Ignore updating invalid selections

---
 .../KMEA/app/src/main/java/com/keyman/engine/KMKeyboard.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/android/KMEA/app/src/main/java/com/keyman/engine/KMKeyboard.java b/android/KMEA/app/src/main/java/com/keyman/engine/KMKeyboard.java
index bc7dfc5cc6b..68b98240b49 100644
--- a/android/KMEA/app/src/main/java/com/keyman/engine/KMKeyboard.java
+++ b/android/KMEA/app/src/main/java/com/keyman/engine/KMKeyboard.java
@@ -194,10 +194,13 @@ protected boolean updateSelectionRange() {
 
     int selMin = icText.selectionStart, selMax = icText.selectionEnd;
 
-    if (selMin < 0 || selMax < 0) {
+    if (selMin < 0 || selMax < 0 || rawText.length() == 0) {
       // There is no selection or cursor
       // Reference https://developer.android.com/reference/android/text/Selection#getSelectionEnd(java.lang.CharSequence)
       return false;
+    } else if (selMin > rawText.length()-1 || selMax > rawText.length()-1) {
+      // Selection is past existing text
+      return false;
     }
 
     if (selMin > selMax) {