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Flutter 如何使用全局键在flatter中的小部件之间传输信息_Flutter_Flutter Widget - Fatal编程技术网

Flutter 如何使用全局键在flatter中的小部件之间传输信息

Flutter 如何使用全局键在flatter中的小部件之间传输信息,flutter,flutter-widget,Flutter,Flutter Widget,我在Flatter drawer中有一个UserAccountDrawerHeader,我需要根据注册/登录凭据显示accountName和accountEmail的信息,因此我在扩展状态小部件中添加了全局密钥,但添加后我无法在drawer页面中显示该凭据 "String name,email,password; MyHomePage( {Key key,@required this.email,this.name,this.password} ) : super(key: ke

我在Flatter drawer中有一个UserAccountDrawerHeader,我需要根据注册/登录凭据显示accountName和accountEmail的信息,因此我在扩展状态小部件中添加了全局密钥,但添加后我无法在drawer页面中显示该凭据

"String name,email,password;
  MyHomePage(
    {Key key,@required this.email,this.name,this.password}
  ) : super(key: key);"
这东西在抽屉里