//输入框的装饰器,用来修改外观TextInputType keyboardType,//设置输入类型,不同的输入类型键盘不一样this.textInputAction,//用于控制键盘动作(一般位于右下角,默认是完成)this.textCapitalization = TextCapitalization.none,
obscureText 密码设置说明,当输入的文本为密码选项时,输入文本是不可见的,这时 maxLines 性如果设置了,那么必须要求为 maxLines=1,因为在实际应用中,密码一般不会太长,一行足以承载,当设置的 maxLines>1时,flutter 应用程序在运行时会报异常。 onChanged 回调函数,只有当输入文本框中的文本内容有变化时,此函数才会被...
Google 前两天发布了 Flutter 1.0 正式版本，正式版发布之后，LZ身边越来越多的人都开始入坑了，不得...
decoration: InputDecoration( border:InputBorder.none, labelText: "labelText", helperText: "helperText", // errorText: "errorText", hintText: "hintText", prefixIcon: Icon(Icons.perm_identity), ), ); image.png 2. OutlineInputBorder(外边线) 代码 TextField( decoration: InputDecoration( enable...
Flutter组件-Input-TextField-文本输入框 示例代码 //文档地址:https://docs.flutter.io/flutter/material/TextField-class.html import 'package:flutter/material.dart'; void main() => runApp(new MyApp()); class MyApp extends StatelessWidget {
Key key,this.controller,//文本控制器this.focusNode,//焦点控制this.decoration =constInputDecoration(),//边框装饰TextInputType keyboardType,//键盘类型this.textInputAction,//键盘的操作按钮this.textCapitalization = TextCapitalization.none,//用户输入类型this.style,//输入文本样式this.strutStyle,this.textAlign...
InputDecoration:用于控制TextField的外观显示,如提示文本、背景颜色、边框等。 keyboardType:用于设置该输入框默认的键盘输入类型,取值如下: textInputAction:键盘动作按钮图标(即回车键位图标),它是一个枚举值,有多个可选值,全部的取值列表读者可以查看API文档,下面是当值为TextInputAction.search时,原生Android系统下键盘...
import'package:flutter/material.dart';voidmain() {runApp(constMyApp()); }classMyAppextendsStatelessWidget{constMyApp({super.key});@overrideWidgetbuild(BuildContextcontext) {returnMaterialApp( title:'TextInputType.visiblePassword not working', theme:ThemeData( colorScheme:ColorScheme.fromSeed(seedColor...
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...
import'package:flutter/material.dart';classTextFieldFocusDemoPageextendsStatefulWidget{TextFieldFocusDemoPage({Keykey}):super(key:key);_TextFieldDemoPageStatecreateState()=>_TextFieldDemoPageState();}class_TextFieldDemoPageStateextendsState<TextFieldFocusDemoPage>{TextEditingControllerinputController;String_...