import 'package:flutter/material.dart'; import 'dart:async'; import 'package:flutter_easyloading/flutter_easyloading.dart'; import 'package:tuple/tuple.dart'; import 'dart:io'; final bool isZh = Platform.localeName == "zh_CN"; final langs = >{ 'zh': { 'Remote ID': '远程', 'ID/Relay Server': 'ID/中继服务器', 'About': '关于', 'Mute': '静音', 'ID Server': 'ID服务器', 'Relay Server': '中继服务器', 'Invalid IP': '无效IP', 'Invalid format': '无效格式', 'Cancel': '取消', 'Close': '关闭', 'Retry': '再试', 'OK': '确认', 'Password Required': '需要密码', 'Please enter your password': '请输入密码', 'Remember password': '记住密码', 'Wrong Password': '密码错误', 'Do you want to enter again?': '还想输入一次吗?', 'Connection Error': '连接错误', 'Error': '错误', 'Reset by the peer': '连接被对方关闭', 'Connecting...': '正在连接...', 'Connection in progress. Please wait.': '连接进行中，请稍等。', 'Please try 1 minute later': '一分钟后再试', 'Login Error': '登录错误', 'Successful': '成功', 'Custom Image Quality': '设置画面质量', 'Privacy mode': '隐私模式', 'Remove': '删除', 'Adjust Window': '调节窗口', 'Good image quality': '好画质', 'Balanced': '一般画质', 'Optimize reaction time': '优化反应时间', 'Custom': '自定义画质', 'Show remote cursor': '显示远程光标', 'Disable clipboard': '禁止剪贴板', 'Lock after session end': '断开后锁定远程电脑', 'Insert': '插入', 'Insert Lock': '锁定远程电脑', 'Refresh': '刷新画面', 'ID not exist': 'ID不存在', 'Failed to connect to rendezvous server': '连接服务器失败', 'Remote desktop is offline': '远程电脑不在线', 'Key mismatch': 'Key不匹配', 'Timeout': '连接超时', 'Failed to connect to relay server': '无法连接到中继服务器', 'Failed to connect via rendezvous server': '无法通过服务器建立连接', 'Failed to make direct connection to remote desktop': '无法建立直接连接', 'OS Password': '操作系统密码', 'Paste': '粘贴', 'Logging in...': '正在登录...', 'Are you sure to close the connection?': '是否确认关闭连接？', 'Waiting for image...': '等待画面传输...', }, 'en': {} }; String translate(name) { final tmp = isZh ? langs['zh'] : langs['en']; final v = tmp[name]; return v != null ? v : name; } class MyTheme { MyTheme._(); static const Color grayBg = Color(0xFFEEEEEE); static const Color white = Color(0xFFFFFFFF); static const Color accent = Color(0xFF0071FF); static const Color accent50 = Color(0x770071FF); static const Color accent80 = Color(0xAA0071FF); static const Color canvasColor = Color(0xFF212121); static const Color border = Color(0xFFCCCCCC); } void showLoading(String text, BuildContext context) { if (_hasDialog && context != null) { Navigator.pop(context); } dismissLoading(); EasyLoading.show(status: text, maskType: EasyLoadingMaskType.black); } void dismissLoading() { EasyLoading.dismiss(); } void showSuccess(String text) { dismissLoading(); EasyLoading.showSuccess(text, maskType: EasyLoadingMaskType.black); } bool _hasDialog = false; typedef BuildAlertDailog = Tuple3> Function( void Function(void Function())); Future showAlertDialog(BuildContext context, BuildAlertDailog build, [WillPopCallback onWillPop, bool barrierDismissible = false, double contentPadding = 20]) async { dismissLoading(); if (_hasDialog) { Navigator.pop(context); } _hasDialog = true; var dialog = StatefulBuilder(builder: (context, setState) { var widgets = build(setState); if (onWillPop == null) onWillPop = () async => false; return WillPopScope( onWillPop: onWillPop, child: AlertDialog( title: widgets.item1, contentPadding: EdgeInsets.all(contentPadding), content: widgets.item2, actions: widgets.item3, )); }); var res = await showDialog( context: context, barrierDismissible: barrierDismissible, builder: (context) => dialog); _hasDialog = false; return res; } void msgbox(String type, String title, String text, BuildContext context, [bool hasCancel]) { var wrap = (String text, void Function() onPressed) => ButtonTheme( padding: EdgeInsets.symmetric(horizontal: 20, vertical: 10), materialTapTargetSize: MaterialTapTargetSize .shrinkWrap, //limits the touch area to the button area minWidth: 0, //wraps child's width height: 0, child: FlatButton( focusColor: MyTheme.accent, onPressed: onPressed, child: Text(text, style: TextStyle(color: MyTheme.accent)))); dismissLoading(); if (_hasDialog) { Navigator.pop(context); } final buttons = [ Expanded(child: Container()), wrap(translate('OK'), () { dismissLoading(); Navigator.pop(context); }) ]; if (hasCancel == null) { hasCancel = type != 'error'; } if (hasCancel) { buttons.insert( 1, wrap(translate('Cancel'), () { dismissLoading(); })); } EasyLoading.showWidget( Column( crossAxisAlignment: CrossAxisAlignment.start, children: [ Text(translate(title), style: TextStyle(fontSize: 21)), SizedBox(height: 20), Text(translate(text), style: TextStyle(fontSize: 15)), SizedBox(height: 20), Row( children: buttons, ) ], ), maskType: EasyLoadingMaskType.black); } class PasswordWidget extends StatefulWidget { PasswordWidget({Key key, this.controller}) : super(key: key); final TextEditingController controller; @override _PasswordWidgetState createState() => _PasswordWidgetState(); } class _PasswordWidgetState extends State { bool _passwordVisible = false; @override Widget build(BuildContext context) { return TextField( autofocus: true, controller: widget.controller, obscureText: !_passwordVisible, //This will obscure text dynamically keyboardType: TextInputType.visiblePassword, decoration: InputDecoration( labelText: 'Password', hintText: 'Enter your password', // Here is key idea suffixIcon: IconButton( icon: Icon( // Based on passwordVisible state choose the icon _passwordVisible ? Icons.visibility : Icons.visibility_off, color: Theme.of(context).primaryColorDark, ), onPressed: () { // Update the state i.e. toogle the state of passwordVisible variable setState(() { _passwordVisible = !_passwordVisible; }); }, ), ), ); } } Color str2color(String str, [alpha = 0xFF]) { var hash = 160 << 16 + 114 << 8 + 91; for (var i = 0; i < str.length; i += 1) { hash = str.codeUnitAt(i) + ((hash << 5) - hash); } return Color((hash & 0xFFFFFF) | (alpha << 24)); }