[PATCH 4/4] win32u: Send WM_INPUTLANGCHANGE when activating new layout.

[Rémi Bernon]

From: Rémi Bernon

---
 dlls/win32u/input.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/dlls/win32u/input.c b/dlls/win32u/input.c
index 8735dc9fa74..00c627578f7 100644
--- a/dlls/win32u/input.c
+++ b/dlls/win32u/input.c
@@ -1193,6 +1193,7 @@ HKL WINAPI NtUserActivateKeyboardLayout( HKL layout, UINT flags )
 {
     struct user_thread_info *info = get_user_thread_info();
     HKL old_layout;
+    HWND focus;

TRACE_(keyboard)( "layout %p, flags %x\n", layout, flags );

@@ -1210,7 +1211,12 @@ HKL WINAPI NtUserActivateKeyboardLayout( HKL layout, UINT flags )

old_layout = info->kbd_layout;
     info->kbd_layout = layout;
-    if (old_layout != layout) info->kbd_layout_id = 0;
+    if (old_layout != layout)
+    {
+        info->kbd_layout_id = 0;
+        if ((focus = get_focus()) && get_window_thread( focus, NULL ) == GetCurrentThreadId())
+            send_message( focus, WM_INPUTLANGCHANGE, 0, (LPARAM)layout );
+    }

if (!old_layout) return get_locale_kbd_layout();
     return old_layout;