JavaFX如何使GridPane适合ScrollPane父级？

I need page with a grid where entering some data so, using SceneBuilder , I put a GridPane inside an AnchorPane. The gridpane I need has huge height so I wrap it inside a ScrollPane and make the ScrollPane fitting to AnchorPane. But now when I expand the window gridpane doesn't resize like it doesn't fit the ScrollPane. How Can I make gridpane resizing when I resize the window?I need page with a grid where entering some dat