Data passing between screens

Data binding Data passing between screens Data application One way – Send data Global (Should avoid) Source screen Public static variable (Should avoid) Destination screen Constructor parameter Global[.]

Data passing between screens Data application One way – Send data  Global (Should avoid)  Source screen: Public static variable (Should avoid)  Destination screen: Constructor parameter Global  Use Global class to store & retrieve data  Easy, fast  Not recommended! (Why?) Global example Public static  The source screen has public static variable Constructor parameter TwoWay – Get back data  Public static (again?)  Public property  Delegate & event Public property Delegate Another demo Demo In short 10 Lambda expression Siêu ngắn 11