颜色主题 异步更新UI

颜色主题 异步更新UI

README.md

@@ -1,4 +1,4 @@
-# flutternice
+# Flutter Nice
 
 A new Flutter application.
 

android/app/build.gradle

@@ -42,7 +42,7 @@ android {
     //     }
     // }
 
-    compileSdkVersion 28
+    compileSdkVersion 29
 
     sourceSets {
         main.java.srcDirs += 'src/main/kotlin'
@@ -54,7 +54,7 @@ android {
 
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
-        applicationId "me.nice.flutternice"
+        applicationId "me.nice.flutter"
         minSdkVersion 16
         targetSdkVersion 29
         versionCode flutterVersionCode.toInteger()

android/app/src/main/AndroidManifest.xml

@@ -7,10 +7,10 @@
          FlutterApplication and put your custom class here. -->
     <application
         android:name="io.flutter.app.FlutterApplication"
-        android:label="flutternice"
+        android:label="FlutterNice"
         android:icon="@mipmap/ic_launcher">
         <activity
-            android:name=".MainActivity"
+            android:name="me.nice.flutter.MainActivity"
             android:launchMode="singleTop"
             android:theme="@style/LaunchTheme"
             android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"

android/app/src/main/kotlin/me/nice/flutternice/MainActivity.kt → android/app/src/main/kotlin/me/nice/flutter/MainActivity.kt

@@ -1,6 +1,5 @@
-package me.nice.flutternice
+package me.nice.flutter
 
-import android.os.Looper
 import androidx.annotation.NonNull
 import io.flutter.embedding.android.FlutterActivity
 import io.flutter.embedding.engine.FlutterEngine

ios/Runner.xcodeproj/project.pbxproj

@@ -304,7 +304,7 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = me.nice.flutternice;
+				PRODUCT_BUNDLE_IDENTIFIER = me.nice.flutter;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
 				SWIFT_VERSION = 5.0;
@@ -440,7 +440,7 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = me.nice.flutternice;
+				PRODUCT_BUNDLE_IDENTIFIER = me.nice.flutter;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
@@ -469,7 +469,7 @@
 					"$(inherited)",
 					"$(PROJECT_DIR)/Flutter",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = me.nice.flutternice;
+				PRODUCT_BUNDLE_IDENTIFIER = me.nice.flutter;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
 				SWIFT_VERSION = 5.0;

ios/Runner/Info.plist

@@ -11,13 +11,13 @@
 	<key>CFBundleInfoDictionaryVersion</key>
 	<string>6.0</string>
 	<key>CFBundleName</key>
-	<string>flutternice</string>
+	<string>FlutterNice</string>
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
 	<string>$(FLUTTER_BUILD_NAME)</string>
 	<key>CFBundleSignature</key>
-	<string>????</string>
+	<string>1</string>
 	<key>CFBundleVersion</key>
 	<string>$(FLUTTER_BUILD_NUMBER)</string>
 	<key>LSRequiresIPhoneOS</key>

lib/ChapterFive.dart

@@ -1,12 +1,13 @@
 
 import 'package:flutter/material.dart';
-import 'package:flutternice/ClipDemo.dart';
-import 'package:flutternice/ContainerDemo.dart';
-import 'package:flutternice/ContrainedBoxDemo.dart';
-import 'package:flutternice/DecoratedBoxDemo.dart';
-import 'package:flutternice/PaddingDemo.dart';
-import 'package:flutternice/ScaffoldDemo.dart';
-import 'package:flutternice/TransformDemo.dart';
+
+import 'ClipDemo.dart';
+import 'ContainerDemo.dart';
+import 'ContrainedBoxDemo.dart';
+import 'DecoratedBoxDemo.dart';
+import 'PaddingDemo.dart';
+import 'ScaffoldDemo.dart';
+import 'TransformDemo.dart';
 
 /// 第五章容器类组件
 class ChapterFive extends StatelessWidget {

lib/ChapterFour.dart

@@ -1,10 +1,11 @@
 
 import 'package:flutter/material.dart';
-import 'package:flutternice/AlignDemo.dart';
-import 'package:flutternice/FlexDemo.dart';
-import 'package:flutternice/RowColumnDemo.dart';
-import 'package:flutternice/StackPpositionedDemo.dart';
-import 'package:flutternice/WrapFlowDemo.dart';
+
+import 'AlignDemo.dart';
+import 'FlexDemo.dart';
+import 'RowColumnDemo.dart';
+import 'StackPpositionedDemo.dart';
+import 'WrapFlowDemo.dart';
 
 ///第四章 布局组件
 class ChapterFour extends StatelessWidget {
@@ -35,7 +36,7 @@ class ChapterFour extends StatelessWidget {
     }));
   }
 
-  _goToAlgnDemo() {
+  _goToAlignDemo() {
     Navigator.push(context, MaterialPageRoute(builder: (context) {
       return AlignDemo();
     }));
@@ -80,7 +81,7 @@ class ChapterFour extends StatelessWidget {
             Row(
               children: <Widget>[
                 FlatButton(
-                  onPressed: _goToAlgnDemo, 
+                  onPressed: _goToAlignDemo,
                   child: Text("AlignDemo")
                 ),
               ],

lib/ChapterSeven.dart

@@ -1,8 +1,11 @@
 import 'package:flutter/material.dart';
-import 'package:flutternice/seven/inhertiedWidget/InheritedWidgetDemo.dart';
-import 'package:flutternice/seven/provider/ProviderDemo.dart';
-import 'package:flutternice/seven/theme/ThemeAndColorDemo.dart';
-import 'package:flutternice/seven/willScope/WillPopScopeDemo.dart';
+import 'package:nice/seven/future/future_demo.dart';
+import 'package:nice/seven/stream/stream_demo.dart';
+
+import 'seven/inherited/InheritedWidgetDemo.dart';
+import 'seven/provider/ProviderDemo.dart';
+import 'seven/theme/ThemeAndColorDemo.dart';
+import 'seven/willScope/WillPopScopeDemo.dart';
 
 /// 第七章 功能性组件
 class ChapterSeven extends StatelessWidget {
@@ -39,7 +42,17 @@ class ChapterSeven extends StatelessWidget {
                   Navigator.push(context, MaterialPageRoute(builder: (context) {
                     return ThemeAndColorDemo();
                   }));
-                }, child: Text("ThemeAndColorDemo"))
+                }, child: Text("ThemeAndColorDemo")),
+                FlatButton(onPressed: () {
+                  Navigator.push(context, MaterialPageRoute(builder: (context) {
+                    return FutureDemo();
+                  }));
+                }, child: Text("FutureDemo")),
+                FlatButton(onPressed: () {
+                  Navigator.push(context, MaterialPageRoute(builder: (context) {
+                    return StreamDemo();
+                  }));
+                }, child: Text("StreamDemo"))
               ],
             )
           ],

lib/ChapterSix.dart

@@ -1,10 +1,11 @@
 import 'package:flutter/material.dart';
-import 'package:flutternice/CustomScrollViewTestRoute.dart';
-import 'package:flutternice/GridViewDemo.dart';
-import 'package:flutternice/ListViewDemo.dart';
-import 'package:flutternice/ScrollControllerDemo.dart';
-import 'package:flutternice/ScrollProgressDemo.dart';
-import 'package:flutternice/SingleChildScrollViewDemo.dart';
+
+import 'CustomScrollViewTestRoute.dart';
+import 'GridViewDemo.dart';
+import 'ListViewDemo.dart';
+import 'ScrollControllerDemo.dart';
+import 'ScrollProgressDemo.dart';
+import 'SingleChildScrollViewDemo.dart';
 
 ///第六章可滚动组件
 class ChapterSix extends StatelessWidget {

lib/ChapterThree.dart

@@ -1,11 +1,12 @@
 import 'package:flutter/material.dart';
-import 'package:flutternice/ButtonDemo.dart';
-import 'package:flutternice/ImageIconDemo.dart';
-import 'package:flutternice/ProgressIndicatorWidget.dart';
-import 'package:flutternice/StateManager.dart';
-import 'package:flutternice/SwitchCheckBoxDemo.dart';
-import 'package:flutternice/TextFormFieldDemo.dart';
-import 'package:flutternice/TextStyleDemo.dart';
+
+import 'ButtonDemo.dart';
+import 'ImageIconDemo.dart';
+import 'ProgressIndicatorWidget.dart';
+import 'StateManager.dart';
+import 'SwitchCheckBoxDemo.dart';
+import 'TextFormFieldDemo.dart';
+import 'TextStyleDemo.dart';
 
 ///第三章 基础组件
 class ChapterThree extends StatelessWidget {

lib/ChapterTwo.dart

@@ -1,7 +1,8 @@
 
 import 'package:flutter/material.dart';
-import 'package:flutternice/AssetsDemo.dart';
-import 'package:flutternice/RouterDemo.dart';
+
+import 'AssetsDemo.dart';
+import 'RouterDemo.dart';
 
 ///第二章 第一个flutter app
 

lib/GridViewDemo.dart

@@ -1,6 +1,7 @@
 
 import 'package:flutter/material.dart';
-import 'package:flutternice/InfiniteGridView.dart';
+
+import 'InfiniteGridView.dart';
 
 ///  网格控件
 class GridViewDemo extends StatelessWidget {

lib/ListViewDemo.dart

@@ -1,9 +1,10 @@
 import 'package:flutter/material.dart';
-import 'package:flutternice/InfiniteListView.dart';
-import 'package:flutternice/ListPinTitile.dart';
-import 'package:flutternice/ListViewBuilderDemo.dart';
-import 'package:flutternice/ListViewDefaultDemo.dart';
-import 'package:flutternice/ListViewSeparatedDemo.dart';
+
+import 'InfiniteListView.dart';
+import 'ListPinTitle.dart';
+import 'ListViewBuilderDemo.dart';
+import 'ListViewDefaultDemo.dart';
+import 'ListViewSeparatedDemo.dart';
 
 class ListViewDemo extends StatelessWidget {
 

lib/ParentCWidget.dart

@@ -1,6 +1,7 @@
 
 import 'package:flutter/material.dart';
-import 'package:flutternice/TapBoxC.dart';
+
+import 'TapBoxC.dart';
 
 class ParentCWidget extends StatefulWidget {
 

lib/ParentWidget.dart

@@ -1,6 +1,7 @@
 
 import 'package:flutter/material.dart';
-import 'package:flutternice/TapBoxB.dart';
+
+import 'TapBoxB.dart';
 
 class ParentWidget extends StatefulWidget {
 

lib/RowColumnDemo.dart

@@ -1,6 +1,7 @@
 
 import 'package:flutter/material.dart';
-import 'package:flutternice/RowColumnNestedDemo.dart';
+
+import 'RowColumnNestedDemo.dart';
 
 class RowColumnDemo extends StatelessWidget {
 

lib/ScaffoldDemo.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
-import 'package:flutternice/MyDrawer.dart';
+
+import 'MyDrawer.dart';
 
 
 // BottomNavigationBar(

lib/StateManager.dart

@@ -1,9 +1,10 @@
 
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
-import 'package:flutternice/ParentCWidget.dart';
-import 'package:flutternice/ParentWidget.dart';
-import 'package:flutternice/TapBoxA.dart';
+
+import 'ParentCWidget.dart';
+import 'ParentWidget.dart';
+import 'TapBoxA.dart';
 
 class StateManager extends StatelessWidget {
 

lib/main.dart

@@ -1,13 +1,14 @@
 
 import 'dart:ui';
 import 'package:flutter/material.dart';
-import 'package:flutternice/ChapterFive.dart';
-import 'package:flutternice/ChapterFour.dart';
-import 'package:flutternice/ChapterOne.dart';
-import 'package:flutternice/ChapterSeven.dart';
-import 'package:flutternice/ChapterSix.dart';
-import 'package:flutternice/ChapterThree.dart';
-import 'package:flutternice/ChapterTwo.dart';
+
+import 'ChapterFive.dart';
+import 'ChapterFour.dart';
+import 'ChapterOne.dart';
+import 'ChapterSeven.dart';
+import 'ChapterSix.dart';
+import 'ChapterThree.dart';
+import 'ChapterTwo.dart';
 
 void main() {
   runApp(MyApp()); 
@@ -34,7 +35,6 @@ class MyApp extends StatelessWidget {
       },
     );
   }
-
 }
 
 

lib/seven/future/future_demo.dart

@@ -0,0 +1,44 @@
+import 'package:flutter/material.dart';
+
+/// 异步更新UI
+///
+///
+class FutureDemo extends StatefulWidget {
+  @override
+  State<StatefulWidget> createState() => _FutureState();
+}
+
+class _FutureState extends State<FutureDemo> {
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: Text("FutureDemo"),
+      ),
+      body: Container(
+        child: Center(
+          child: FutureBuilder(
+            builder: (context, snapShot) {
+              if (snapShot.connectionState == ConnectionState.done) {
+                if (snapShot.hasError) {
+                  return Text("error: ${snapShot.error}");
+                } else {
+                  return Text("response: ${snapShot.data}");
+                }
+              } else {
+                return CircularProgressIndicator();
+              }
+            },
+            future: mocNetworkData(),
+          ),
+        ),
+      ),
+    );
+  }
+
+  Future<String> mocNetworkData() async {
+    return Future.delayed(Duration(milliseconds: 2000), () => "data from server");
+  }
+
+}

lib/seven/provider/ChangeNotifierProvider.dart

@@ -14,7 +14,7 @@ class ChangeNotifierProvider<T extends ChangeNotifier> extends StatefulWidget {
   final Widget child;
   final T data;
 
-  static T of<T>(BuildContext context) {
+  static T of<T extends ChangeNotifier>(BuildContext context) {
     // final type = _typeOf<InheritedProvider<T>>();
     final provider = context.dependOnInheritedWidgetOfExactType<InheritedProvider<T>>();
     print("zack");
@@ -54,7 +54,6 @@ class _ChangeNotifierProviderState<T extends ChangeNotifier> extends State<Chang
     super.dispose();
   }
 
-
   @override
   Widget build(BuildContext context) {
     return InheritedProvider<T>(