added files dialog sorting

GeonBit.UI.nuspec

@@ -2,7 +2,7 @@
 <package xmlns="http://schemas.microsoft.com/packaging/2013/05/nuspec.xsd">
   <metadata>
 	<id>GeonBit.UI</id>
-	<version>4.3.0.3</version>
+	<version>4.3.0.4</version>
 	<authors>Ronen Ness</authors>
 	<owners>RonenNess</owners>
 	<title>MonoGame GeonBit.UI</title>
@@ -12,7 +12,7 @@ It provide all the basic elements required to make a game / editor UI, and comes
 	<projectUrl>https://github.com/RonenNess/GeonBit.UI</projectUrl>
 	<iconUrl>https://raw.githubusercontent.com/RonenNess/GeonBit.UI/master/assets/img/nuget_icon.png</iconUrl>
 	<requireLicenseAcceptance>false</requireLicenseAcceptance>
-	<releaseNotes>Updated to .net 7, added text rotation, and fixed some text validators.</releaseNotes>
+	<releaseNotes>Added sorting to files dialog.</releaseNotes>
 	<description>UI system for MonoGame projects.</description>
 	<tags>monogame ui gui hud user-interface gamedev</tags>
 	<dependencies>

GeonBit.UI/Source/UserInterface.cs

@@ -94,7 +94,7 @@ public enum BuiltinThemes
     public class UserInterface : System.IDisposable
     {
         /// <summary>Current GeonBit.UI version identifier.</summary>
-        public const string VERSION = "4.3.0.3";
+        public const string VERSION = "4.3.0.4";
 
         /// <summary>
         /// The currently active user interface instance.

GeonBit.UI/Source/Utils/MessageBox.cs

@@ -13,6 +13,7 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
+using System.Linq;
 
 namespace GeonBit.UI.Utils
 {
@@ -260,6 +261,81 @@ public static MessageBoxHandle ShowMsgBox(string header, string text, string clo
             }, size: size ?? DefaultMsgBoxSize, extraEntities: extraEntities, onDone: onDone);
         }
 
+        /// <summary>
+        /// How to sort files when presenting them in files dialog.
+        /// </summary>
+        public enum FilesSortingMode
+        {
+            /// <summary>
+            /// Files will be presented in whatever order the OS returns them.
+            /// </summary>
+            Unsorted,
+
+            /// <summary>
+            /// Sort files by name, ascending (0 to 9, A to Z).
+            /// </summary>
+            ByNameAscending,
+
+            /// <summary>
+            /// Sort files by name, descending (9 to 0, Z to A).
+            /// </summary>
+            ByNameDescending,
+
+            /// <summary>
+            /// Sort files by creation time, ascending.
+            /// </summary>
+            ByCreationDateAscending,
+
+            /// <summary>
+            /// Sort files by creation time, descending.
+            /// </summary>
+            ByCreationDateDescending,
+
+            /// <summary>
+            /// Sort files by modify time, ascending.
+            /// </summary>
+            ByModifyDateAscending,
+
+            /// <summary>
+            /// Sort files by modify time, descending.
+            /// </summary>
+            ByModifyDateDescending,
+        }
+
+        /// <summary>
+        /// Sort list of files / folder names.
+        /// </summary>
+        private static void _SortFilesList(ref List<string> filenames, string path, FilesSortingMode sorting)
+        {
+            switch (sorting)
+            {
+                case FilesSortingMode.ByNameAscending:
+                    filenames.Sort();
+                    break;
+
+                case FilesSortingMode.ByNameDescending:
+                    filenames.Sort();
+                    filenames.Reverse();
+                    break;
+
+                case FilesSortingMode.ByCreationDateAscending:
+                    filenames = filenames.OrderBy(x => new FileInfo(Path.Combine(path, x)).CreationTime).ToList();
+                    break;
+
+                case FilesSortingMode.ByCreationDateDescending:
+                    filenames = filenames.OrderByDescending(x => new FileInfo(Path.Combine(path, x)).CreationTime).ToList();
+                    break;
+
+                case FilesSortingMode.ByModifyDateAscending:
+                    filenames = filenames.OrderBy(x => new FileInfo(Path.Combine(path, x)).LastWriteTime).ToList();
+                    break;
+
+                case FilesSortingMode.ByModifyDateDescending:
+                    filenames = filenames.OrderByDescending(x => new FileInfo(Path.Combine(path, x)).LastWriteTime).ToList();
+                    break;
+            }
+        }
+
         /// <summary>
         /// Open a dialog to select file for saving.
         /// </summary>
@@ -274,8 +350,9 @@ public static MessageBoxHandle ShowMsgBox(string header, string text, string clo
         /// <param name="saveButtonTxt">String to show on the save file button.</param>
         /// <param name="cancelButtonTxt">String to show on the cancel button.</param>
         /// <param name="overrideWarning">If not null, will show this warning in a Yes/No prompt if the user tries to select an existing file.</param>
+        /// <param name="sorting">How to sort files.</param>
         /// <returns>Message box handle.</returns>
-        public static MessageBoxHandle OpenSaveFileDialog(string path, Func<FileDialogResponse, bool> onSelected, Action onCancel = null!, FileDialogOptions options = FileDialogOptions.Default, Func<string, bool> filterFiles = null!, Func<string, bool> filterFolders = null!, string title = "Save File As..", string message = null!, string saveButtonTxt = "Save File", string cancelButtonTxt = "Cancel", string overrideWarning = "File '<filename>' already exists!\nAre you sure you want to override it?")
+        public static MessageBoxHandle OpenSaveFileDialog(string path, Func<FileDialogResponse, bool> onSelected, Action onCancel = null!, FileDialogOptions options = FileDialogOptions.Default, Func<string, bool> filterFiles = null!, Func<string, bool> filterFolders = null!, string title = "Save File As..", string message = null!, string saveButtonTxt = "Save File", string cancelButtonTxt = "Cancel", string overrideWarning = "File '<filename>' already exists!\nAre you sure you want to override it?", FilesSortingMode sorting = FilesSortingMode.Unsorted)
         {
             // current path
             var currPath = string.IsNullOrEmpty(path) ? Path.GetFullPath(Directory.GetCurrentDirectory()) : Path.GetFullPath(path);
@@ -346,25 +423,37 @@ void UpdateFilesList()
                     }
 
                     // add folders
+                    List<string> folders = new List<string>();
                     foreach (var dir in Directory.GetDirectories(currPath))
                     {
                         if (filterFolders == null || filterFolders(dir))
                         {
-                            filesList.AddItem(Path.GetFileName(dir));
-                            filesList.SetIcon("textures/folder_icon", filesList.Count - 1);
+                            folders.Add(Path.GetFileName(dir));
                         }
                     }
+                    _SortFilesList(ref folders, currPath, sorting);
+                    foreach (var dir in folders)
+                    {
+                        filesList.AddItem(dir);
+                        filesList.SetIcon("textures/folder_icon", filesList.Count - 1);
+                    }
                 }
 
                 // add files
+                List<string> files = new List<string>();
                 foreach (var file in Directory.GetFiles(currPath))
                 {
                     if (filterFiles == null || filterFiles(file))
                     {
-                        filesList.AddItem(Path.GetFileName(file));
-                        filesList.SetIcon("textures/file_icon", filesList.Count - 1);
+                        files.Add(Path.GetFileName(file));
                     }
                 }
+                _SortFilesList(ref files, currPath, sorting);
+                foreach (var file in files)
+                {
+                    filesList.AddItem(file);
+                    filesList.SetIcon("textures/file_icon", filesList.Count - 1);
+                }
             }
 
             // click on files list - check if enter or exit folder
@@ -520,11 +609,12 @@ void UpdateFilesList()
         /// <param name="message">Optional message to show above files.</param>
         /// <param name="loadButtonTxt">String to show on the load file button.</param>
         /// <param name="cancelButtonTxt">String to show on the cancel button.</param>
+        /// <param name="sorting">How to sort files.</param>
         /// <returns>Message box handle.</returns>
-        public static MessageBoxHandle OpenLoadFileDialog(string path, Func<FileDialogResponse, bool> onSelected, Action onCancel = null!, FileDialogOptions options = FileDialogOptions.Default, Func<string, bool> filterFiles = null!, Func<string, bool> filterFolders = null!, string title = "Open File..", string message = null!, string loadButtonTxt = "Open File", string cancelButtonTxt = "Cancel")
+        public static MessageBoxHandle OpenLoadFileDialog(string path, Func<FileDialogResponse, bool> onSelected, Action onCancel = null!, FileDialogOptions options = FileDialogOptions.Default, Func<string, bool> filterFiles = null!, Func<string, bool> filterFolders = null!, string title = "Open File..", string message = null!, string loadButtonTxt = "Open File", string cancelButtonTxt = "Cancel", FilesSortingMode sorting = FilesSortingMode.Unsorted)
         {
             options |= FileDialogOptions.MustSelectExistingFile;
-            return OpenSaveFileDialog(path, onSelected, onCancel, options, filterFiles, filterFolders, title, message, loadButtonTxt, cancelButtonTxt, null);
+            return OpenSaveFileDialog(path, onSelected, onCancel, options, filterFiles, filterFolders, title, message, loadButtonTxt, cancelButtonTxt, null, sorting);
         }
     }
 

README.md

@@ -2111,6 +2111,10 @@ If you want to use the new files dialog, you must include the new textures that
 - Added option to emulate mouse click via the mouse input provider.
 - Fixed repo link in demo project.
 
+### 4.3.0.4
+
+- Added optional sorting to file dialogs.
+
 ## Credits
 
 GeonBit.UI was written by Ronen Ness, but uses some free textures made by awesome people who share their work for free.