From ddb628ecbcb78a958bc231e321b78cd072ec8116 Mon Sep 17 00:00:00 2001
From: OKAN TIKTAS <346542017+OKAN-SOFTWARE@users.noreply.github.com>
Date: Fri, 30 Oct 2026 20:35:19 -0400
Subject: [PATCH 1/2] fix(win32): add correct int signature for SetCursorPos

---
 .../src/com/sun/jna/platform/win32/User32.java    | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/contrib/platform/src/com/sun/jna/platform/win32/User32.java b/contrib/platform/src/com/sun/jna/platform/win32/User32.java
index a1e43aada..ec6387980 100644
--- a/contrib/platform/src/com/sun/jna/platform/win32/User32.java
+++ b/contrib/platform/src/com/sun/jna/platform/win32/User32.java
@@ -2326,6 +2326,21 @@ LRESULT SendMessageTimeout(HWND hWnd, int msg, WPARAM wParam, LPARAM lParam,
      *         Returns nonzero if successful or zero otherwise. To get extended
      *         error information, call GetLastError.
      */
+    boolean SetCursorPos(int x, int y);
+
+    /**
+     * Moves the cursor to the specified screen coordinates.
+     *
+     * @param x
+     *            The new x-coordinate of the cursor.
+     * @param y
+     *            The new y-coordinate of the cursor.
+     * @return Whether the call succeeded.
+     * @deprecated Windows expects 32-bit coordinates, so this declaration has
+     *             the wrong calling convention on 32-bit Windows. Use
+     *             {@link #SetCursorPos(int, int)} instead.
+     */
+    @Deprecated
     boolean SetCursorPos(long x, long y);
 
     /**

From 11d9663462553d4d90f2ca8a8272b9c1d88b28cf Mon Sep 17 00:00:00 2001
From: OKAN TIKTAS <346542017+OKAN-SOFTWARE@users.noreply.github.com>
Date: Fri, 30 Oct 2026 20:35:23 -0400
Subject: [PATCH 2/2] test(win32): verify SetCursorPos signature and Y
 coordinate

---
 .../test/com/sun/jna/platform/win32/User32Test.java    | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/contrib/platform/test/com/sun/jna/platform/win32/User32Test.java b/contrib/platform/test/com/sun/jna/platform/win32/User32Test.java
index 38f82beaa..aefa05722 100644
--- a/contrib/platform/test/com/sun/jna/platform/win32/User32Test.java
+++ b/contrib/platform/test/com/sun/jna/platform/win32/User32Test.java
@@ -413,6 +413,14 @@ public void testGetCursorPos() {
         assertTrue("Y coordinate in POINT should be >= 0", cursorPos.y >= 0);
     }
 
+    @Test
+    public void testSetCursorPosNativeSignature() throws NoSuchMethodException {
+        assertEquals(boolean.class,
+                User32.class.getMethod("SetCursorPos", int.class, int.class).getReturnType());
+        assertTrue(User32.class.getMethod("SetCursorPos", long.class, long.class)
+                .isAnnotationPresent(Deprecated.class));
+    }
+
     @Test
     public void testSetCursorPos() {
         POINT cursorPos = new POINT();
@@ -432,6 +440,8 @@ public void testSetCursorPos() {
                 ),
                 cursorPos2.x == cursorPos.x + 20
         );
+        assertEquals("Y coordinate should be preserved after SetCursorPos",
+                cursorPos.y, cursorPos2.y);
     }
 
     @Test