• You identify brand new the main screen represented by the a good widget within its generate() approach. Brand new structure phone calls the brand new generate() tips for FriendlyChatApp and you will ChatScreen when keeping these widgets into widget ladder of course, if their dependencies transform.
• try a good Dart annotation one indicates that the fresh new tagged method overrides an effective superclass’s approach.
• Certain widgets, like Scaffold and you may AppBar , are certain so you can Topic Structure apps. Almost every other widgets, eg Text , was simple and can be taken in almost any software. Lees verder →