useProxy Print PDF app.project.item(index).useProxy Description When true, a proxy is used for the item. It is set to true by all the SetProxy methods, and to false by the SetProxyToNone() method. Type Boolean; read/write. Other Tags after application attribute box can Collection color containing current dialog effects enabled error File footage frame from has Items keyframe layer layers name new none null number object on Point position property render seconds set setting settings source text time use user value values with Posted in AVItem object and tagged proxy, set, use, used.