feat: 适配NavigationBar

app/src/main/java/io/legado/app/App.kt

@@ -71,6 +71,7 @@ class App : Application() {
     fun applyTheme() {
         if (AppConfig.isNightTheme) {
             ThemeStore.editTheme(this)
+                .coloredNavigationBar(true)
                 .primaryColor(
                     getPrefInt(PreferKey.cNPrimary, getCompatColor(R.color.md_blue_grey_600))
                 ).accentColor(
@@ -82,6 +83,7 @@ class App : Application() {
                 ).apply()
         } else {
             ThemeStore.editTheme(this)
+                .coloredNavigationBar(true)
                 .primaryColor(
                     getPrefInt(PreferKey.cPrimary, getCompatColor(R.color.md_indigo_800))
                 ).accentColor(

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

@@ -107,6 +107,7 @@ abstract class BaseActivity(
         } else if (theme == Theme.Light) {
             ATH.setLightStatusBar(this, true)
         }
+        ATH.setNavigationBarColorAuto(this)
     }
 
     open fun observeLiveBus() {

app/src/main/java/io/legado/app/lib/theme/ThemeStore.kt

@@ -237,7 +237,10 @@ private constructor(private val mContext: Context) : ThemeStoreInterface {
         fun navigationBarColor(context: Context): Int {
             return if (!coloredNavigationBar(context)) {
                 Color.BLACK
-            } else prefs(context).getInt(ThemeStorePrefKeys.KEY_NAVIGATION_BAR_COLOR, primaryColor(context))
+            } else prefs(context).getInt(
+                ThemeStorePrefKeys.KEY_NAVIGATION_BAR_COLOR,
+                bottomBackground(context)
+            )
         }
 
         @CheckResult