// found in the LICENSE file. import 'package:flutter/material.dart'; /// Flutter code sample for [showDialog]. void main() => runApp(const ShowDialogExampleApp()); class ShowDialogExampleApp extends StatelessWidget { const ShowDialogExampleApp({super.key}); @override Widget build(BuildContext...
import 'package:flutter/rendering.dart'; import 'package:meta/meta.dart'; /// /// Helper class that ensures a Widget is visible when it has the focus /// For example, for a TextFormField when the keyboard is displayed /// /// 使用方法: /// /// In the class that implements the ...
flutter run Step 5: Exploring the Login Screen 步骤5:探索登录屏幕 As the app launches, you’ll see a simple login screen with fields for entering a username and password, along with a “Login” button. Although the button doesn’t currently perform any action, this example provides a founda...
登录注册案例 1.登录注册第一步——创建模型生成数据表: （1）名为mucis的app下的models.py文件中创建...
您可以使用ExpandedPackage Padding小部件，它将占用TextField的Row内部的可用宽度。
This tutorial shows you how to set the keyboard type of a TextField or TextFormField in Flutter. If your application has a text input field, showing the appropriate keyboard type may help the users to type more efficiently. For example, if a field is for inputting an email address, showi...
This tutorial shows you how to display a TextField or TextFormField in Flutter without a border or underline. Text fields are usually used as an interface that accepts user input from the keyboard. In Flutter, you can use the TextField or TextFormField widget to create such an interface. ...
import 'package:flutter/material.dart'; import 'package:flutter/rendering.dart'; import 'package:meta/meta.dart'; /// /// Helper class that ensures a Widget is visible when it has the focus /// For example, for a TextFormField when the keyboard is displayed ...
Keep in mind - one can't edit text if you can't place the cursor at least very nearby an intended location on tap. As run in chrome and safari browsers on android and ios cell phones, after many experiments including a simple flutter dev...
'package:flutter/src/material/input_decorator.dart': Failed assertion: line 945 pos 7: 'layoutConstraints.maxWidth < double.infinity' Either the assertion indicates an error in the framework itself, or we should provide substantially more information in this error message to help you determine and...