From d644d2bf0e84beb942142ef8deee143c9e54ce8c Mon Sep 17 00:00:00 2001
From: Jules Aguillon <jules@j3s.fr>
Date: Fri, 11 Nov 2022 16:14:44 +0100
Subject: [PATCH] Disable the back-gesture on the keyboard area

as well as other system gestures that would interfere with the
keyboard's own swipe gesture.
---
 srcs/juloo.keyboard2/Keyboard2View.java | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/srcs/juloo.keyboard2/Keyboard2View.java b/srcs/juloo.keyboard2/Keyboard2View.java
index d82b58a..949eb0b 100644
--- a/srcs/juloo.keyboard2/Keyboard2View.java
+++ b/srcs/juloo.keyboard2/Keyboard2View.java
@@ -4,6 +4,7 @@ import android.content.Context;
 import android.content.ContextWrapper;
 import android.graphics.Canvas;
 import android.graphics.Paint;
+import android.graphics.Rect;
 import android.graphics.RectF;
 import android.inputmethodservice.InputMethodService;
 import android.os.Build.VERSION;
@@ -14,6 +15,7 @@ import android.view.KeyEvent;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.Window;
+import java.util.Arrays;
 
 public class Keyboard2View extends View
   implements View.OnTouchListener, Pointers.IPointerEventHandler
@@ -234,6 +236,20 @@ public class Keyboard2View extends View
     _keyWidth = (width - (_config.horizontalMargin * 2)) / _keyboard.keysWidth;
   }
 
+  @Override
+  public void onLayout(boolean changed, int left, int top, int right, int bottom)
+  {
+    if (!changed)
+      return;
+    // Disable the back-gesture on the keyboard area
+    Rect keyboard_area = new Rect(
+        left + (int)_config.horizontalMargin,
+        top + (int)_config.marginTop,
+        right - (int)_config.horizontalMargin,
+        bottom - (int)_config.marginBottom);
+    setSystemGestureExclusionRects(Arrays.asList(keyboard_area));
+  }
+
   @Override
   protected void onDraw(Canvas canvas)
   {