haiku: Correctly set keyboard focus (thanks, Kai!). The message sent upon the window being activated or deactivated, to trigger the call to SDL_SetKeyboardFocus was missing a mandatory parameter. So keyboard focus was never properly set. Fixes Bugzilla #3658.
diff --git a/src/video/haiku/SDL_BWin.h b/src/video/haiku/SDL_BWin.h
index f2f8287..830ebe2 100644
--- a/src/video/haiku/SDL_BWin.h
+++ b/src/video/haiku/SDL_BWin.h
@@ -250,6 +250,7 @@ class SDL_BWin:public BDirectWindow
virtual void WindowActivated(bool active) {
BMessage msg(BAPP_KEYBOARD_FOCUS); /* Mouse focus sold separately */
+ msg.AddBool("focusGained", active);
_PostWindowEvent(msg);
}