feat(ui): 开屏画面

app/src/main/AndroidManifest.xml

@@ -11,13 +11,12 @@
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
-        android:theme="@style/Theme.ToDo"
+        android:theme="@style/Theme.ToDo.Starting"
         tools:targetApi="35">
         <activity
             android:name=".ui.activities.MainActivity"
             android:exported="true"
-            android:label="@string/app_name"
-            android:theme="@style/Theme.ToDo">
+            android:label="@string/app_name">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
@@ -26,7 +25,8 @@
         </activity>
         <activity
             android:name=".ui.activities.CrashActivity"
-            android:exported="false" />
+            android:exported="false"
+            android:theme="@style/Theme.ToDo" />
     </application>
 
 </manifest>

app/src/main/kotlin/cn/super12138/todo/ui/activities/MainActivity.kt

@@ -10,6 +10,7 @@ import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Surface
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.ui.Modifier
+import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen
 import androidx.core.view.WindowCompat
 import androidx.lifecycle.viewmodel.compose.viewModel
 import cn.super12138.todo.logic.model.DarkMode.Dark
@@ -22,6 +23,7 @@ import cn.super12138.todo.ui.viewmodels.MainViewModel
 
 class MainActivity : ComponentActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
+        installSplashScreen()
         enableEdgeToEdge()
         super.onCreate(savedInstanceState)
         setContent {

app/src/main/res/values/themes.xml

@@ -1,5 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
+    <style name="Theme.ToDo.Starting" parent="Theme.SplashScreen">
+        <item name="windowSplashScreenBackground">@color/background</item>
+        <item name="windowSplashScreenAnimatedIcon">@drawable/ic_launcher_foreground</item>
+        <item name="postSplashScreenTheme">@style/Theme.ToDo</item>
+    </style>
 
     <style name="Theme.ToDo" parent="android:Theme.Material.Light.NoActionBar">
         <item name="android:statusBarColor">@android:color/transparent</item>