Enable Clear All Command

Author: lukeblevins

Files UWP/Interacts/Interaction.cs

@@ -1080,5 +1080,18 @@ public void SelectAllItems()
                 (type as PhotoAlbum).gv.SelectAll();
             }
         }
+
+        public void ClearAllItems()
+        {
+            if (typeof(PageType) == typeof(GenericFileBrowser))
+            {
+                var CurrentInstance = ItemViewModel<GenericFileBrowser>.GetCurrentSelectedTabInstance<ProHome>();
+                (CurrentInstance.accessibleContentFrame.Content as GenericFileBrowser).data.SelectedItems.Clear();
+            }
+            else if (typeof(PageType) == typeof(PhotoAlbum))
+            {
+                (type as PhotoAlbum).gv.SelectedItems.Clear();
+            }
+        }
     }
 }

Files UWP/ProHome.xaml.cs

@@ -902,7 +902,14 @@ private void SelectAllButton_Click(object sender, RoutedEventArgs e)
 
         private void ClearAllButton_Click(object sender, RoutedEventArgs e)
         {
-
+            if (this.accessibleContentFrame.SourcePageType == typeof(GenericFileBrowser))
+            {
+                (this.accessibleContentFrame.Content as GenericFileBrowser).instanceInteraction.ClearAllItems();
+            }
+            else if (this.accessibleContentFrame.SourcePageType == typeof(PhotoAlbum))
+            {
+                (this.accessibleContentFrame.Content as PhotoAlbum).instanceInteraction.ClearAllItems();
+            }
         }
 
         private void NameDialog_SecondaryButtonClick(ContentDialog sender, ContentDialogButtonClickEventArgs args)