From 2c40a1412bdb20a6a79be4013af9f3dda948c357 Mon Sep 17 00:00:00 2001
From: Denis Nutiu <denis.nutiu@gmail.com>
Date: Tue, 1 Feb 2022 22:27:39 +0200
Subject: [PATCH] Implement simple file picker poc for UWP

---
 UwpApplication/MainPage.xaml    |  9 +++++++-
 UwpApplication/MainPage.xaml.cs | 38 ++++++++++++++++++++++++---------
 2 files changed, 36 insertions(+), 11 deletions(-)

diff --git a/UwpApplication/MainPage.xaml b/UwpApplication/MainPage.xaml
index d0e1023..ee14608 100644
--- a/UwpApplication/MainPage.xaml
+++ b/UwpApplication/MainPage.xaml
@@ -9,6 +9,13 @@
     Background="{ThemeResource ApplicationPageBackgroundThemeBrush}">
 
     <Grid>
-
+        <StackPanel x:Name="MainStackPanel">
+            <ListView x:Name="FilesListView">
+                <TextBlock>test 1</TextBlock>
+                <TextBlock>test 2</TextBlock>
+                <TextBlock>test 3</TextBlock>
+                <TextBlock>test 4</TextBlock>
+            </ListView>
+        </StackPanel>
     </Grid>
 </Page>
diff --git a/UwpApplication/MainPage.xaml.cs b/UwpApplication/MainPage.xaml.cs
index 09eec0e..52d9535 100644
--- a/UwpApplication/MainPage.xaml.cs
+++ b/UwpApplication/MainPage.xaml.cs
@@ -1,17 +1,7 @@
 using System;
 using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-using System.Runtime.InteropServices.WindowsRuntime;
-using Windows.Foundation;
-using Windows.Foundation.Collections;
 using Windows.UI.Xaml;
 using Windows.UI.Xaml.Controls;
-using Windows.UI.Xaml.Controls.Primitives;
-using Windows.UI.Xaml.Data;
-using Windows.UI.Xaml.Input;
-using Windows.UI.Xaml.Media;
-using Windows.UI.Xaml.Navigation;
 
 // The Blank Page item template is documented at https://go.microsoft.com/fwlink/?LinkId=402352&clcid=0x409
 
@@ -25,6 +15,34 @@ namespace UwpApplication
         public MainPage()
         {
             this.InitializeComponent();
+            Console.WriteLine("Main Page");
+            this.Loaded += LoadedHandler;
+        }
+
+        private async void LoadedHandler(object sender, RoutedEventArgs e)
+        {
+            var folderPicker = new Windows.Storage.Pickers.FolderPicker();
+            folderPicker.SuggestedStartLocation = Windows.Storage.Pickers.PickerLocationId.Desktop;
+            folderPicker.FileTypeFilter.Add("*");
+
+            Windows.Storage.StorageFolder folder = await folderPicker.PickSingleFolderAsync();
+            if (folder != null)
+            {
+                // Application now has read/write access to all contents in the picked folder
+                // (including other sub-folder contents)
+                Windows.Storage.AccessCache.StorageApplicationPermissions.FutureAccessList.AddOrReplace("PickedFolderToken", folder);
+
+                List<string> fileNames = new List<string>();
+                var folderItems = await folder.GetItemsAsync();
+                foreach (var item in folderItems)
+                {
+                    if (item.Attributes == Windows.Storage.FileAttributes.Archive || item.Attributes == Windows.Storage.FileAttributes.Normal)
+                    {
+                        fileNames.Add(item.Name);
+                    }
+                }
+                FilesListView.ItemsSource = fileNames;
+            }
         }
     }
 }