Like the AUTORADIOBUTTON, the parent of a RADIOBUTTON style button
should be sent a BN_CLICKED when it receives the focus.
diff --git a/controls/button.c b/controls/button.c
index de52ff8..747b732 100644
--- a/controls/button.c
+++ b/controls/button.c
@@ -236,12 +236,13 @@
return infoPtr->hFont;
case WM_SETFOCUS:
- if ((style == BS_AUTORADIOBUTTON) && (GetCapture() != hWnd) &&
+ if ((style == BS_RADIOBUTTON || style == BS_AUTORADIOBUTTON) && (GetCapture() != hWnd) &&
!(SendMessageA(hWnd, BM_GETCHECK, 0, 0) & BST_CHECKED))
{
/* The notification is sent when the button (BS_AUTORADIOBUTTON)
is unckecked and the focus was not given by a mouse click. */
- SendMessageA( hWnd, BM_SETCHECK, TRUE, 0 );
+ if (style == BS_AUTORADIOBUTTON)
+ SendMessageA( hWnd, BM_SETCHECK, BUTTON_CHECKED, 0 );
SendMessageA( GetParent(hWnd), WM_COMMAND,
MAKEWPARAM( wndPtr->wIDmenu, BN_CLICKED ), hWnd);
}