5.0.3

#241

+# 5.0.3
+
+- init method add "context" param
+- update ReadMe.md
+
 # 5.0.2+1
 # 5.0.2+1
+
 - fix splitScreenMode to false
 - fix splitScreenMode to false
 
 
 # 5.0.2
 # 5.0.2
 
 
-- add "minTextAdapt" param , Font adaptation is based on the minimum value of width and height or only based on width(default)
+- add "minTextAdapt" param , Font adaptation is based on the minimum value of width and height or
+  only based on width(default)
 - update readme
 - update readme
 
 
 # 5.0.1+3
 # 5.0.1+3

@@ -70,6 +70,12 @@ import 'package:flutter_screenutil/flutter_screenutil.dart';
 		<td>false</td>
 		<td>false</td>
 		<td>Whether to adapt the text according to the minimum of width and height</td>
 		<td>Whether to adapt the text according to the minimum of width and height</td>
 	</tr>
 	</tr>
+    <tr>
+		<td>context</td>
+		<td>BuildContext</td>
+		<td>null</td>
+		<td>If context!=null, screen changes will be more sensitive</td>
+	</tr>
 </table>
 </table>
 
 
 ### Initialize and set the fit size and font size to scale according to the system's "font size" accessibility option
 ### Initialize and set the fit size and font size to scale according to the system's "font size" accessibility option

@@ -45,7 +45,8 @@ import 'package:flutter_screenutil/flutter_screenutil.dart';
 |builder|Widget Function()|Container()|一般返回一个MaterialApp类型的Function()|
 |builder|Widget Function()|Container()|一般返回一个MaterialApp类型的Function()|
 |orientation|Orientation|portrait|屏幕方向|
 |orientation|Orientation|portrait|屏幕方向|
 |splitScreenMode|bool|true|支持分屏尺寸|
 |splitScreenMode|bool|true|支持分屏尺寸|
-|minTextAdapt|bool|false|Whether to adapt the text according to the minimum of width and height|
+|minTextAdapt|bool|false|是否根据宽度/高度中的最小值适配文字|
+|context|BuildContext|null|传入context会更灵敏的根据屏幕变化而改变|
 
 
 ### 初始化并设置适配尺寸及字体大小是否根据系统的“字体大小”辅助选项来进行缩放
 ### 初始化并设置适配尺寸及字体大小是否根据系统的“字体大小”辅助选项来进行缩放
 在使用之前请设置好设计稿的宽度和高度，传入设计稿的宽度和高度(单位随意,但在使用过程中必须保持一致)
 在使用之前请设置好设计稿的宽度和高度，传入设计稿的宽度和高度(单位随意,但在使用过程中必须保持一致)

@@ -42,6 +42,7 @@ import 'package:flutter_screenutil/flutter_screenutil.dart';
 |builder|Widget Function()|Container()|Generally returning a Function of MaterialApp type|
 |builder|Widget Function()|Container()|Generally returning a Function of MaterialApp type|
 |orientation|Orientation|portrait|screen orientation|
 |orientation|Orientation|portrait|screen orientation|
 |minTextAdapt|bool|false|Whether to adapt the text according to the minimum of width and height|
 |minTextAdapt|bool|false|Whether to adapt the text according to the minimum of width and height|
+|context|BuildContext|null|传入context会更灵敏的根据屏幕变化而改变|
 
 
 ### Inicialize e defina o tamanho de ajuste e tamanho da fonte para dimensionar de acordo com a opção "tamanho de fonte" na acessibilidade do sistema
 ### Inicialize e defina o tamanho de ajuste e tamanho da fonte para dimensionar de acordo com a opção "tamanho de fonte" na acessibilidade do sistema
 Por favor, defina a largura e altura do protótipo de design antes de usar (em pixels).
 Por favor, defina a largura e altura do protótipo de design antes de usar (em pixels).

 #!/bin/sh
 #!/bin/sh
 # This is a generated file; do not edit or check into version control.
 # This is a generated file; do not edit or check into version control.
-export "FLUTTER_ROOT=C:\flutter"
-export "FLUTTER_APPLICATION_PATH=C:\Users\Avnish\Downloads\flutter_screenutil\example"
+export "FLUTTER_ROOT=/Users/lizhuoyuan/Development/flutter"
+export "FLUTTER_APPLICATION_PATH=/Users/lizhuoyuan/Development/Project/flutter_screenutil/example"
 export "COCOAPODS_PARALLEL_CODE_SIGN=true"
 export "COCOAPODS_PARALLEL_CODE_SIGN=true"
-export "FLUTTER_TARGET=lib\main.dart"
+export "FLUTTER_TARGET=lib/main.dart"
 export "FLUTTER_BUILD_DIR=build"
 export "FLUTTER_BUILD_DIR=build"
 export "FLUTTER_BUILD_NAME=1.0.0"
 export "FLUTTER_BUILD_NAME=1.0.0"
 export "FLUTTER_BUILD_NUMBER=1"
 export "FLUTTER_BUILD_NUMBER=1"

 import 'package:flutter/material.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 
 
-void main() => runApp(MyApp());
+void main() {
+  WidgetsFlutterBinding.ensureInitialized();
+  runApp(MyApp());
+}
 
 
 class MyApp extends StatelessWidget {
 class MyApp extends StatelessWidget {
   @override
   @override
@@ -87,7 +90,7 @@ class _HomePageState extends State<HomePage> {
               ],
               ],
             ),
             ),
             Container(
             Container(
-              padding: EdgeInsets.all(ScreenUtil().setWidth(10)),
+              padding: EdgeInsets.all(10.w),
               width: 100.r,
               width: 100.r,
               height: 100.r,
               height: 100.r,
               color: Colors.green,
               color: Colors.green,
@@ -95,11 +98,10 @@ class _HomePageState extends State<HomePage> {
                 'I am a square with a side length of 100',
                 'I am a square with a side length of 100',
                 style: TextStyle(
                 style: TextStyle(
                   color: Colors.white,
                   color: Colors.white,
-                  fontSize: ScreenUtil().setSp(12),
+                  fontSize: 12.sp,
                 ),
                 ),
               ),
               ),
             ),
             ),
-            TextField(style: TextStyle(fontSize: 180.sp)),
             Text('Device width:${ScreenUtil().screenWidth}dp'),
             Text('Device width:${ScreenUtil().screenWidth}dp'),
             Text('Device height:${ScreenUtil().screenHeight}dp'),
             Text('Device height:${ScreenUtil().screenHeight}dp'),
             Text('Device pixel density:${ScreenUtil().pixelRatio}'),
             Text('Device pixel density:${ScreenUtil().pixelRatio}'),

@@ -37,6 +37,7 @@ class _HomePageState extends State<HomePage> {
           maxWidth: MediaQuery.of(context).size.width,
           maxWidth: MediaQuery.of(context).size.width,
           maxHeight: MediaQuery.of(context).size.height),
           maxHeight: MediaQuery.of(context).size.height),
       designSize: Size(360, 690),
       designSize: Size(360, 690),
+      context: context,
     );
     );
     printScreenInformation();
     printScreenInformation();
     return Scaffold(
     return Scaffold(

@@ -31,6 +31,7 @@ class ScreenUtil {
 
 
   static void init(
   static void init(
     BoxConstraints constraints, {
     BoxConstraints constraints, {
+    BuildContext? context,
     Orientation orientation = Orientation.portrait,
     Orientation orientation = Orientation.portrait,
     Size designSize = defaultSize,
     Size designSize = defaultSize,
     bool splitScreenMode = false,
     bool splitScreenMode = false,
@@ -41,13 +42,20 @@ class ScreenUtil {
       .._minTextAdapt = minTextAdapt
       .._minTextAdapt = minTextAdapt
       .._orientation = orientation
       .._orientation = orientation
       .._screenWidth = constraints.maxWidth
       .._screenWidth = constraints.maxWidth
-      .._screenHeight = splitScreenMode ? max(constraints.maxHeight, 700) : constraints.maxHeight;
-
-    var window = WidgetsBinding.instance?.window ?? ui.window;
-    _instance._pixelRatio = window.devicePixelRatio;
-    _instance._statusBarHeight = window.padding.top;
-    _instance._bottomBarHeight = window.padding.bottom;
-    _instance._textScaleFactor = window.textScaleFactor;
+      .._screenHeight = splitScreenMode
+          ? max(constraints.maxHeight, 700)
+          : constraints.maxHeight;
+
+    var windowData;
+    if (context != null) {
+      windowData = MediaQuery.of(context);
+    } else {
+      windowData = WidgetsBinding.instance?.window ?? ui.window;
+    }
+    _instance._pixelRatio = windowData.devicePixelRatio;
+    _instance._statusBarHeight = windowData.padding.top;
+    _instance._bottomBarHeight = windowData.padding.bottom;
+    _instance._textScaleFactor = windowData.textScaleFactor;
   }
   }
 
 
   ///获取屏幕方向
   ///获取屏幕方向
@@ -85,7 +93,8 @@ class ScreenUtil {
   ///  /// The ratio of actual height to UI design
   ///  /// The ratio of actual height to UI design
   double get scaleHeight => _screenHeight / uiSize.height;
   double get scaleHeight => _screenHeight / uiSize.height;
 
 
-  double get scaleText => _minTextAdapt ? min(scaleWidth, scaleHeight) : scaleWidth;
+  double get scaleText =>
+      _minTextAdapt ? min(scaleWidth, scaleHeight) : scaleWidth;
 
 
   /// 根据UI设计的设备宽度适配
   /// 根据UI设计的设备宽度适配
   /// 高度也可以根据这个来做适配可以保证不变形,比如你想要一个正方形的时候.
   /// 高度也可以根据这个来做适配可以保证不变形,比如你想要一个正方形的时候.

@@ -19,12 +19,16 @@ class ScreenUtilInit extends StatelessWidget {
 
 
   @override
   @override
   Widget build(BuildContext context) {
   Widget build(BuildContext context) {
-    return LayoutBuilder(builder: (_, BoxConstraints constraints) {
+    return MediaQuery(
+      data: MediaQueryData(),
+      child: LayoutBuilder(builder: (_, BoxConstraints constraints) {
         if (constraints.maxWidth != 0) {
         if (constraints.maxWidth != 0) {
-        final Orientation orientation = constraints.maxWidth > constraints.maxHeight
+          final Orientation orientation =
+              constraints.maxWidth > constraints.maxHeight
                   ? Orientation.landscape
                   ? Orientation.landscape
                   : Orientation.portrait;
                   : Orientation.portrait;
           ScreenUtil.init(constraints,
           ScreenUtil.init(constraints,
+              context: _,
               orientation: orientation,
               orientation: orientation,
               designSize: designSize,
               designSize: designSize,
               splitScreenMode: splitScreenMode,
               splitScreenMode: splitScreenMode,
@@ -32,6 +36,7 @@ class ScreenUtilInit extends StatelessWidget {
           return builder();
           return builder();
         }
         }
         return Container();
         return Container();
-    });
+      }),
+    );
   }
   }
 }
 }

 name: flutter_screenutil
 name: flutter_screenutil
 description: A flutter plugin for adapting screen and font size.Guaranteed to look good on different models
 description: A flutter plugin for adapting screen and font size.Guaranteed to look good on different models
-version: 5.0.2+1
+version: 5.0.3
 homepage: https://github.com/OpenFlutter/flutter_screenutil
 homepage: https://github.com/OpenFlutter/flutter_screenutil
 
 
 environment:
 environment: