void hookEvents_pp() {
super.hookEvents_pp();
if ((style & SWT.BAR) == 0) {
int aboutToHideProxy = OS.SignalHandler_new(handle, OS.QSIGNAL_ABOUTTOHIDE);
OS.QObject_connectOrThrow(
handle, "aboutToHide()", aboutToHideProxy, "widgetSignal()", OS.QT_AUTOCONNECTION);
int aboutToShowProxy = OS.SignalHandler_new(handle, OS.QSIGNAL_ABOUTTOSHOW);
OS.QObject_connectOrThrow(
handle, "aboutToShow()", aboutToShowProxy, "widgetSignal()", OS.QT_AUTOCONNECTION);
}
}
