feat(flutter): 移除原生静态开屏

android/app/src/main/res/drawable-v21/launch_background.xml

@@ -3,9 +3,4 @@
 
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
     <item android:drawable="@color/splash_background" />
-    <item>
-        <bitmap
-            android:gravity="center"
-            android:src="@drawable/splash_icon" />
-    </item>
 </layer-list>

android/app/src/main/res/drawable-v31/launch_background.xml

@@ -1,7 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- Author: fruit.com.cn -->
-<!-- Android 12 already shows the icon in the system splash. This layer stays
-     the same color so the icon is not drawn a second time. -->
 
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
     <item android:drawable="@color/splash_background" />

android/app/src/main/res/drawable/launch_background.xml

@@ -3,9 +3,4 @@
 
 <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
     <item android:drawable="@color/splash_background" />
-    <item>
-        <bitmap
-            android:gravity="center"
-            android:src="@drawable/splash_icon" />
-    </item>
 </layer-list>

android/app/src/main/res/drawable/splash_transparent.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Author: fruit.com.cn -->
+
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+    <solid android:color="@android:color/transparent" />
+</shape>

android/app/src/main/res/values-night-v31/styles.xml

@@ -5,7 +5,6 @@
     <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
         <item name="android:windowBackground">@drawable/launch_background</item>
         <item name="android:windowSplashScreenBackground">@color/splash_background</item>
-        <item name="android:windowSplashScreenAnimatedIcon">@drawable/android12splash</item>
+        <item name="android:windowSplashScreenAnimatedIcon">@drawable/splash_transparent</item>
-        <item name="android:windowSplashScreenIconBackgroundColor">@color/splash_background</item>
     </style>
 </resources>

android/app/src/main/res/values-v31/styles.xml

@@ -5,7 +5,6 @@
     <style name="LaunchTheme" parent="@android:style/Theme.Light.NoTitleBar">
         <item name="android:windowBackground">@drawable/launch_background</item>
         <item name="android:windowSplashScreenBackground">@color/splash_background</item>
-        <item name="android:windowSplashScreenAnimatedIcon">@drawable/android12splash</item>
+        <item name="android:windowSplashScreenAnimatedIcon">@drawable/splash_transparent</item>
-        <item name="android:windowSplashScreenIconBackgroundColor">@color/splash_background</item>
     </style>
 </resources>

ios/Runner/Base.lproj/LaunchScreen.storyboard

@@ -11,15 +11,7 @@
                 <viewController id="01J-lp-oVM" sceneMemberID="viewController">
                     <view key="view" contentMode="scaleToFill" id="Ze5-6b-2t3">
                         <autoresizingMask key="autoresizingMask" widthSizable="YES" heightSizable="YES"/>
-                        <subviews>
-                            <imageView opaque="NO" clipsSubviews="YES" multipleTouchEnabled="YES" contentMode="center" image="LaunchImage" translatesAutoresizingMaskIntoConstraints="NO" id="YRO-k0-Ey4">
-                            </imageView>
-                        </subviews>
                         <color key="backgroundColor" red="0.06274509803921569" green="0.047058823529411764" blue="0.0392156862745098" alpha="1" colorSpace="custom" customColorSpace="sRGB"/>
-                        <constraints>
-                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="centerX" secondItem="Ze5-6b-2t3" secondAttribute="centerX" id="cx-launch"/>
-                            <constraint firstItem="YRO-k0-Ey4" firstAttribute="centerY" secondItem="Ze5-6b-2t3" secondAttribute="centerY" id="cy-launch"/>
-                        </constraints>
                     </view>
                 </viewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="iYj-Kq-Ea1" userLabel="First Responder" sceneMemberID="firstResponder"/>
@@ -27,7 +19,4 @@
             <point key="canvasLocation" x="53" y="375"/>
         </scene>
     </scenes>
-    <resources>
-        <image name="LaunchImage" width="84" height="84"/>
-    </resources>
 </document>