app: persist show system app settings

Author: 5ec1cff

manager/app/src/main/java/me/weishu/kernelsu/ui/screen/SuperUser.kt

@@ -138,7 +138,7 @@ fun SuperUserPager(
                                     optionSize = 1,
                                     onSelectedIndexChange = {
                                         scope.launch {
-                                            viewModel.showSystemApps = !viewModel.showSystemApps
+                                            viewModel.updateShowSystemApps(!viewModel.showSystemApps)
                                             viewModel.fetchAppList()
                                         }
                                         showTopPopup.value = false

manager/app/src/main/java/me/weishu/kernelsu/ui/viewmodel/SuperUserViewModel.kt

@@ -1,6 +1,7 @@
 package me.weishu.kernelsu.ui.viewmodel
 
 import android.content.ComponentName
+import android.content.Context
 import android.content.Intent
 import android.content.ServiceConnection
 import android.content.pm.ApplicationInfo
@@ -13,6 +14,7 @@ import androidx.compose.runtime.State
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.setValue
+import androidx.core.content.edit
 import androidx.lifecycle.ViewModel
 import com.topjohnwu.superuser.Shell
 import kotlinx.coroutines.Dispatchers
@@ -29,6 +31,7 @@ import java.text.Collator
 import java.util.Locale
 import kotlin.coroutines.resume
 import kotlin.coroutines.suspendCoroutine
+import androidx.core.content.edit
 
 class SuperUserViewModel : ViewModel() {
 
@@ -70,10 +73,16 @@ class SuperUserViewModel : ViewModel() {
             }
     }
 
-    var showSystemApps by mutableStateOf(false)
+    private val prefs = ksuApp.getSharedPreferences("settings", Context.MODE_PRIVATE)!!
+    var showSystemApps by mutableStateOf(prefs.getBoolean("show_system_apps", false))
     var isRefreshing by mutableStateOf(false)
         private set
 
+    fun updateShowSystemApps(newValue: Boolean) {
+        showSystemApps = newValue
+        prefs.edit { putBoolean("show_system_apps", newValue) }
+    }
+
     private val _searchResults = mutableStateOf<List<AppInfo>>(emptyList())
     val searchResults: State<List<AppInfo>> = _searchResults