Added PickPhotosAsync

Samples/Samples.iOS/Info.plist

@@ -22,7 +22,7 @@
 		<string>UIInterfaceOrientationLandscapeRight</string>
 	</array>
 	<key>MinimumOSVersion</key>
-	<string>10.0</string>
+	<string>14.5</string>
 	<key>CFBundleDisplayName</key>
 	<string>Xamarin.Essentials</string>
 	<key>CFBundleIdentifier</key>

Samples/Samples/View/MediaPickerPage.xaml

@@ -1,22 +1,30 @@
-<views:BasePage xmlns="http://xamarin.com/schemas/2014/forms"
-                xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
-                xmlns:views="clr-namespace:Samples.View"
-                xmlns:viewmodels="clr-namespace:Samples.ViewModel"
-                x:Class="Samples.View.MediaPickerPage"
-                Title="Media Picker">
+<views:BasePage
+    x:Class="Samples.View.MediaPickerPage"
+    xmlns="http://xamarin.com/schemas/2014/forms"
+    xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+    xmlns:viewmodels="clr-namespace:Samples.ViewModel"
+    xmlns:views="clr-namespace:Samples.View"
+    Title="Media Picker">
     <views:BasePage.BindingContext>
         <viewmodels:MediaPickerViewModel />
     </views:BasePage.BindingContext>
 
     <ScrollView>
         <StackLayout Padding="10">
-            <Button Text="Pick photo" Command="{Binding PickPhotoCommand}" />
-            <Button Text="Capture photo" Command="{Binding CapturePhotoCommand}" />
-            <Button Text="Pick video" Command="{Binding PickVideoCommand}" />
-            <Button Text="Capture video" Command="{Binding CaptureVideoCommand}" />
+            <Button Command="{Binding PickPhotoCommand}" Text="Pick photo" />
+            <Button Command="{Binding PickPhotosCommand}" Text="Pick photos" />
+            <Button Command="{Binding CapturePhotoCommand}" Text="Capture photo" />
+            <Button Command="{Binding PickVideoCommand}" Text="Pick video" />
+            <Button Command="{Binding CaptureVideoCommand}" Text="Capture video" />
 
-            <Image VerticalOptions="FillAndExpand" Source="{Binding PhotoPath}" IsVisible="{Binding ShowPhoto}" />
-            <MediaElement VerticalOptions="FillAndExpand" Source="{Binding VideoPath}" IsVisible="{Binding ShowVideo}" />
+            <Image
+                IsVisible="{Binding ShowPhoto}"
+                Source="{Binding PhotoPath}"
+                VerticalOptions="FillAndExpand" />
+            <MediaElement
+                IsVisible="{Binding ShowVideo}"
+                Source="{Binding VideoPath}"
+                VerticalOptions="FillAndExpand" />
         </StackLayout>
     </ScrollView>
 

Samples/Samples/ViewModel/MediaPickerViewModel.cs

@@ -1,5 +1,6 @@
 using System;
 using System.IO;
+using System.Linq;
 using System.Threading.Tasks;
 using System.Windows.Input;
 using Xamarin.Essentials;
@@ -18,6 +19,7 @@ public class MediaPickerViewModel : BaseViewModel
         public MediaPickerViewModel()
         {
             PickPhotoCommand = new Command(DoPickPhoto);
+            PickPhotosCommand = new Command(DoPickPhotos);
             CapturePhotoCommand = new Command(DoCapturePhoto, () => MediaPicker.IsCaptureSupported);
 
             PickVideoCommand = new Command(DoPickVideo);
@@ -26,6 +28,8 @@ public MediaPickerViewModel()
 
         public ICommand PickPhotoCommand { get; }
 
+        public ICommand PickPhotosCommand { get; }
+
         public ICommand CapturePhotoCommand { get; }
 
         public ICommand PickVideoCommand { get; }
@@ -72,6 +76,23 @@ async void DoPickPhoto()
             }
         }
 
+        async void DoPickPhotos()
+        {
+            try
+            {
+                var photos = await MediaPicker.PickPhotosAsync();
+                var photo = photos.FirstOrDefault();
+
+                await LoadPhotoAsync(photo);
+
+                Console.WriteLine($"PickPhotosAsync COMPLETED: {PhotoPath}");
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"PickPhotosAsync THREW: {ex.Message}");
+            }
+        }
+
         async void DoCapturePhoto()
         {
             try

Xamarin.Essentials/MediaPicker/MediaPicker.android.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Collections.Generic;
 using System.Threading.Tasks;
 using Android.Content;
 using Android.Content.PM;
@@ -15,6 +16,9 @@ static bool PlatformIsCaptureSupported
         static Task<FileResult> PlatformPickPhotoAsync(MediaPickerOptions options)
             => PlatformPickAsync(options, true);
 
+        static Task<IEnumerable<FileResult>> PlatformPickPhotosAsync(MediaPickerOptions options, MultiPickerOptions pickerOptions = null)
+            => PlatformPicksAsync(options, pickerOptions);
+
         static Task<FileResult> PlatformPickVideoAsync(MediaPickerOptions options)
             => PlatformPickAsync(options, false);
 
@@ -105,5 +109,8 @@ void OnCreate(Intent intent)
                 return null;
             }
         }
+
+        static async Task<IEnumerable<FileResult>> PlatformPicksAsync(MediaPickerOptions options, MultiPickerOptions pickerOptions)
+            => await Task.FromResult(new List<FileResult>());
     }
 }