背景色优化

android/app/src/main/AndroidManifest.xml

@@ -5,13 +5,15 @@
     android:label="@string/app_name"
     android:name="${applicationName}"
     android:icon="@drawable/logo"
-        android:requestLegacyExternalStorage="true">
+    android:requestLegacyExternalStorage="true"
+    android:theme="@style/LaunchTheme">   <!-- 全局先用 LaunchTheme -->
+
     <activity
         android:name=".MainActivity"
         android:exported="true"
         android:launchMode="singleTop"
         android:taskAffinity=""
-            android:theme="@style/LaunchTheme"
+        android:theme="@style/AppTheme"   
         android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
         android:hardwareAccelerated="true"
         android:windowSoftInputMode="adjustResize">

android/app/src/main/res/values/styles.xml

@@ -1,18 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is off -->
-    <style name="LaunchTheme" parent="@android:style/Theme.Light.NoTitleBar">
-        <!-- Show a splash screen on the activity. Automatically removed when
-             the Flutter engine draws its first frame -->
-        <item name="android:windowBackground">@drawable/launch_background</item>
-    </style>
-    <!-- Theme applied to the Android Window as soon as the process has started.
-         This theme determines the color of the Android Window while your
-         Flutter UI initializes, as well as behind your Flutter UI while its
-         running.
-
-         This Theme is only used starting with V2 of Flutter's Android embedding. -->
-    <style name="NormalTheme" parent="@android:style/Theme.Light.NoTitleBar">
-        <item name="android:windowBackground">?android:colorBackground</item>
+    <style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
+        <!-- 状态栏背景白色 -->
+        <item name="android:statusBarColor">@android:color/white</item>
+        <!-- 状态栏图标亮色（深色图标） -->
+        <item name="android:windowLightStatusBar">true</item>
     </style>
 </resources>

lib/pages/battery_health_page.dart

@@ -885,11 +885,17 @@ class _BatteryHealthPageState extends State<BatteryHealthPage>
   @override
   Widget build(BuildContext context) {
     return AnnotatedRegion<SystemUiOverlayStyle>(
-      value: SystemUiOverlayStyle.dark,
+      value: SystemUiOverlayStyle(
+        statusBarColor: Colors.white,
+        statusBarIconBrightness: Brightness.dark,
+        statusBarBrightness: Brightness.dark,
+      ),
       child: Scaffold(
+        backgroundColor: Colors.white, // 🟢 页面背景色与 AppBar 统一
         appBar: AppBar(
-          backgroundColor: const Color.fromARGB(0, 255, 255, 255),
-          elevation: 0,
+          backgroundColor: Colors.white,
+          elevation: 0, // 🟢 去掉阴影
+          scrolledUnderElevation: 0, // 🟢 滚动时也不出现阴影
           title: const Text(
             '电池健康度',
             style: TextStyle(

pubspec.yaml

@@ -16,7 +16,7 @@ publish_to: 'none' # Remove this line if you wish to publish to pub.dev
 # https://developer.apple.com/library/archive/documentation/General/Reference/InfoPlistKeyReference/Articles/CoreFoundationKeys.html
 # In Windows, build-name is used as the major, minor, and patch parts
 # of the product and file versions while build-number is used as the build suffix.
-version: 1.3.0-dev.4
+version: 1.4.0
 
 environment:
   sdk: ^3.9.2