XPLMIsAvionicsPopupVisible
XPLM_API int XPLMIsAvionicsPopupVisible(
XPLMAvionicsID inHandle);
Returns true (1) if the popup window for a cockpit device is visible.
XPLM_API int XPLMIsAvionicsPopupVisible(
XPLMAvionicsID inHandle);
Returns true (1) if the popup window for a cockpit device is visible.