fix window reopen issue (#179)

Yuhang Zhao

2025-05-09 e9999fa61ea0ffa602c69e10e54996b3a636a5e6

 src/core/windowitemdelegate.cpp

@@ -17,7 +17,7 @@
    WinIdChangeEventFilter *
        WindowItemDelegate::createWinIdEventFilter(QObject *host,
                                                   AbstractWindowContext *context) const {
        return new WindowWinIdChangeEventFilter(host, context);
        return new WindowWinIdChangeEventFilter(static_cast<QWindow *>(host), context);
    }

}