Migrate the remaining classes to Kotlin. https://redmine.stoutner.com/issues/989

[PrivacyBrowserAndroid.git] / app / src / main / java / com / stoutner / privacybrowser / dialogs / MoveToFolderDialog.kt

diff --git a/app/src/main/java/com/stoutner/privacybrowser/dialogs/MoveToFolderDialog.kt b/app/src/main/java/com/stoutner/privacybrowser/dialogs/MoveToFolderDialog.kt
index 643e79cd01d5a3ff6c8883008d84d69f319231ac..37d01e324e44e37f1b25308aafe916d2c7312ca0 100644 (file)
--- a/app/src/main/java/com/stoutner/privacybrowser/dialogs/MoveToFolderDialog.kt
+++ b/app/src/main/java/com/stoutner/privacybrowser/dialogs/MoveToFolderDialog.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright © 2016-2022 Soren Stoutner <soren@stoutner.com>.
+ * Copyright 2016-2023 Soren Stoutner <soren@stoutner.com>.
  *
  * This file is part of Privacy Browser Android <https://www.stoutner.com/privacy-browser-android>.
  *
@@ -48,6 +48,11 @@ import androidx.preference.PreferenceManager
 import com.stoutner.privacybrowser.R
 import com.stoutner.privacybrowser.helpers.BookmarksDatabaseHelper
 
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+
 import java.io.ByteArrayOutputStream
 import java.lang.StringBuilder
 
@@ -56,27 +61,7 @@ private const val CURRENT_FOLDER = "current_folder"
 private const val SELECTED_BOOKMARKS_LONG_ARRAY = "selected_bookmarks_long_array"
 
 class MoveToFolderDialog : DialogFragment() {
-    // Declare the class variables.
-    private lateinit var moveToFolderListener: MoveToFolderListener
-    private lateinit var bookmarksDatabaseHelper: BookmarksDatabaseHelper
-    private lateinit var exceptFolders: StringBuilder
-
-    // The public interface is used to send information back to the parent activity.
-    interface MoveToFolderListener {
-        fun onMoveToFolder(dialogFragment: DialogFragment)
-    }
-
-    override fun onAttach(context: Context) {
-        // Run the default commands.
-        super.onAttach(context)
-
-        // Get a handle for the move to folder listener from the launching context.
-        moveToFolderListener = context as MoveToFolderListener
-    }
-
     companion object {
-        // `@JvmStatic` will no longer be required once all the code has transitioned to Kotlin.
-        @JvmStatic
         fun moveBookmarks(currentFolder: String, selectedBookmarksLongArray: LongArray): MoveToFolderDialog {
             // Create an arguments bundle.
             val argumentsBundle = Bundle()
@@ -96,13 +81,31 @@ class MoveToFolderDialog : DialogFragment() {
         }
     }
 
+    // Declare the class variables.
+    private lateinit var moveToFolderListener: MoveToFolderListener
+    private lateinit var bookmarksDatabaseHelper: BookmarksDatabaseHelper
+    private lateinit var exceptFolders: StringBuilder
+
+    // The public interface is used to send information back to the parent activity.
+    interface MoveToFolderListener {
+        fun onMoveToFolder(dialogFragment: DialogFragment)
+    }
+
+    override fun onAttach(context: Context) {
+        // Run the default commands.
+        super.onAttach(context)
+
+        // Get a handle for the move to folder listener from the launching context.
+        moveToFolderListener = context as MoveToFolderListener
+    }
+
     override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
         // Get the data from the arguments.
         val currentFolder = requireArguments().getString(CURRENT_FOLDER)!!
         val selectedBookmarksLongArray = requireArguments().getLongArray(SELECTED_BOOKMARKS_LONG_ARRAY)!!
 
-        // Initialize the database helper.  The `0` specifies a database version, but that is ignored and set instead using a constant in the bookmarks database helper.
-        bookmarksDatabaseHelper = BookmarksDatabaseHelper(context, null, null, 0)
+        // Initialize the database helper.
+        bookmarksDatabaseHelper = BookmarksDatabaseHelper(requireContext())
 
         // Use an alert dialog builder to create the alert dialog.
         val dialogBuilder = AlertDialog.Builder(requireContext(), R.style.PrivacyBrowserAlertDialog)
@@ -188,14 +191,19 @@ class MoveToFolderDialog : DialogFragment() {
             // Create a home folder icon byte array output stream.
             val homeFolderIconByteArrayOutputStream = ByteArrayOutputStream()
 
-            // Convert the home folder bitmap to a byte array.  `0` is for lossless compression (the only option for a PNG).
-            homeFolderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, homeFolderIconByteArrayOutputStream)
+            // Compress the bitmap using a coroutine with Dispatchers.Default.
+            CoroutineScope(Dispatchers.Main).launch {
+                withContext(Dispatchers.Default) {
+                    // Convert the home folder bitmap to a byte array.  `0` is for lossless compression (the only option for a PNG).
+                    homeFolderIconBitmap.compress(Bitmap.CompressFormat.PNG, 0, homeFolderIconByteArrayOutputStream)
+                }
+            }
 
             // Convert the home folder icon byte array output stream to a byte array.
             val homeFolderIconByteArray = homeFolderIconByteArrayOutputStream.toByteArray()
 
             // Setup the home folder matrix cursor column names.
-            val homeFolderMatrixCursorColumnNames = arrayOf(BookmarksDatabaseHelper._ID, BookmarksDatabaseHelper.BOOKMARK_NAME, BookmarksDatabaseHelper.FAVORITE_ICON)
+            val homeFolderMatrixCursorColumnNames = arrayOf(BookmarksDatabaseHelper.ID, BookmarksDatabaseHelper.BOOKMARK_NAME, BookmarksDatabaseHelper.FAVORITE_ICON)
 
             // Setup a matrix cursor for the `Home Folder`.
             val homeFolderMatrixCursor = MatrixCursor(homeFolderMatrixCursorColumnNames)
@@ -311,4 +319,4 @@ class MoveToFolderDialog : DialogFragment() {
             }
         }
     }
-}
\ No newline at end of file
+}