pro版本添加自定义启动画面

app/src/main/java/io/legado/app/base/BaseActivity.kt

@@ -66,6 +66,7 @@ abstract class BaseActivity<VB : ViewBinding>(
     override fun onCreate(savedInstanceState: Bundle?) {
         window.decorView.disableAutoFill()
         initTheme()
+        upBackgroundImage()
         super.onCreate(savedInstanceState)
         setContentView(binding.root)
         setupSystemBar()
@@ -121,7 +122,7 @@ abstract class BaseActivity<VB : ViewBinding>(
 
     open fun onCompatOptionsItemSelected(item: MenuItem) = super.onOptionsItemSelected(item)
 
-    private fun initTheme() {
+    open fun initTheme() {
         when (theme) {
             Theme.Transparent -> setTheme(R.style.AppTheme_Transparent)
             Theme.Dark -> {
@@ -141,6 +142,9 @@ abstract class BaseActivity<VB : ViewBinding>(
                 window.decorView.applyBackgroundTint(backgroundColor)
             }
         }
+    }
+
+    open fun upBackgroundImage() {
         if (imageBg) {
             try {
                 ThemeConfig.getBgImage(this, windowSize)?.let {

app/src/main/java/io/legado/app/constant/PreferKey.kt

@@ -95,6 +95,7 @@ object PreferKey {
     const val uploadRule = "uploadRule"
     const val tocUiUseReplace = "tocUiUseReplace"
     const val enableReadRecord = "enableReadRecord"
+    const val customWelcome = "customWelcome"
     const val welcomeImage = "welcomeImagePath"
     const val welcomeImageDark = "welcomeImagePathDark"
     const val welcomeShowText = "welcomeShowText"

app/src/main/java/io/legado/app/ui/welcome/WelcomeActivity.kt

@@ -69,6 +69,14 @@ open class WelcomeActivity : BaseActivity<ActivityWelcomeBinding>() {
         binding.root.postDelayed({ startMainActivity() }, 500)
     }
 
+    override fun upBackgroundImage() {
+        if (getPrefBoolean(PreferKey.customWelcome)) {
+            super.upBackgroundImage()
+        } else {
+            super.upBackgroundImage()
+        }
+    }
+
     private fun startMainActivity() {
         startActivity<MainActivity>()
         if (getPrefBoolean(PreferKey.defaultToRead)) {