convert config to kotlin

Author: tibbi

app/src/main/java/com/simplemobiletools/filemanager/Config.java

@@ -0,0 +1,34 @@
+package com.simplemobiletools.filemanager
+
+import android.content.Context
+import android.content.SharedPreferences
+
+class Config(context: Context) {
+    private val mPrefs: SharedPreferences
+
+    companion object {
+        fun newInstance(context: Context): Config {
+            return Config(context)
+        }
+    }
+
+    init {
+        mPrefs = context.getSharedPreferences(Constants.PREFS_KEY, Context.MODE_PRIVATE)
+    }
+
+    var isFirstRun: Boolean
+        get() = mPrefs.getBoolean(Constants.IS_FIRST_RUN, true)
+        set(firstRun) = mPrefs.edit().putBoolean(Constants.IS_FIRST_RUN, firstRun).apply()
+
+    var isDarkTheme: Boolean
+        get() = mPrefs.getBoolean(Constants.IS_DARK_THEME, false)
+        set(isDarkTheme) = mPrefs.edit().putBoolean(Constants.IS_DARK_THEME, isDarkTheme).apply()
+
+    var showHidden: Boolean
+        get() = mPrefs.getBoolean(Constants.SHOW_HIDDEN, false)
+        set(show) = mPrefs.edit().putBoolean(Constants.SHOW_HIDDEN, show).apply()
+
+    var treeUri: String
+        get() = mPrefs.getString(Constants.TREE_URI, "")
+        set(uri) = mPrefs.edit().putString(Constants.TREE_URI, uri).apply()
+}

app/src/main/java/com/simplemobiletools/filemanager/Config.kt

@@ -81,7 +81,7 @@ public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
         super.onViewCreated(view, savedInstanceState);
         if (mStates == null)
             mStates = new HashMap<>();
-        mConfig = Config.newInstance(getContext());
+        mConfig = Config.Companion.newInstance(getContext());
         mShowHidden = mConfig.getShowHidden();
         mItems = new ArrayList<>();
         mToBeDeleted = new ArrayList<>();